| author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
| Fri, 14 May 2010 16:40:13 +0300 | |
| changeset 22 | 79de32ba3296 |
| parent 18 | 2f34d5167611 |
| child 30 | 5dc02b23752f |
| permissions | -rw-r--r-- |
| 0 | 1 |
/**************************************************************************** |
2 |
** |
|
|
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2f34d5167611
Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
3
diff
changeset
|
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). |
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** All rights reserved. |
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** Contact: Nokia Corporation (qt-info@nokia.com) |
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** |
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** This file is part of the QtSvg module of the Qt Toolkit. |
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** |
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** $QT_BEGIN_LICENSE:LGPL$ |
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** No Commercial Usage |
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** This file contains pre-release code and may not be distributed. |
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** You may use this file in accordance with the terms and conditions |
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** contained in the Technology Preview License Agreement accompanying |
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** this package. |
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** |
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** GNU Lesser General Public License Usage |
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** Alternatively, this file may be used under the terms of the GNU Lesser |
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** General Public License version 2.1 as published by the Free Software |
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** Foundation and appearing in the file LICENSE.LGPL included in the |
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** packaging of this file. Please review the following information to |
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** ensure the GNU Lesser General Public License version 2.1 requirements |
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
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** |
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** In addition, as a special exception, Nokia gives you certain additional |
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** rights. These rights are described in the Nokia Qt LGPL Exception |
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
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** |
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** If you have questions regarding the use of this file, please contact |
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** Nokia at qt-info@nokia.com. |
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** |
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** |
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** |
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** |
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** |
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** |
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** |
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** |
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** $QT_END_LICENSE$ |
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** |
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****************************************************************************/ |
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#include "qplatformdefs.h" |
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43 |
||
44 |
#include "qsvghandler_p.h" |
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45 |
||
46 |
#ifndef QT_NO_SVG |
|
47 |
||
48 |
#include "qsvgtinydocument_p.h" |
|
49 |
#include "qsvgstructure_p.h" |
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50 |
#include "qsvggraphics_p.h" |
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51 |
#include "qsvgnode_p.h" |
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#include "qsvgfont_p.h" |
|
53 |
||
54 |
#include "qapplication.h" |
|
55 |
#include "qwidget.h" |
|
56 |
#include "qpen.h" |
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57 |
#include "qpainterpath.h" |
|
58 |
#include "qbrush.h" |
|
59 |
#include "qcolor.h" |
|
60 |
#include "qtextformat.h" |
|
61 |
#include "qvector.h" |
|
62 |
#include "qfileinfo.h" |
|
63 |
#include "qfile.h" |
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#include "qdebug.h" |
|
65 |
#include "qmath.h" |
|
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#include "qnumeric.h" |
|
67 |
#include "qvarlengtharray.h" |
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68 |
#include "private/qmath_p.h" |
|
69 |
||
70 |
#include "float.h" |
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71 |
||
72 |
QT_BEGIN_NAMESPACE |
|
73 |
||
74 |
static const char *qt_inherit_text = "inherit"; |
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#define QT_INHERIT QLatin1String(qt_inherit_text) |
|
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||
|
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79de32ba3296
Revision: 201017
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
18
diff
changeset
|
77 |
Q_DECL_IMPORT double qstrtod(const char *s00, char const **se, bool *ok); |
| 0 | 78 |
|
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// ======== duplicated from qcolor_p |
|
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||
81 |
static inline int qsvg_h2i(char hex) |
|
82 |
{
|
|
83 |
if (hex >= '0' && hex <= '9') |
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84 |
return hex - '0'; |
|
85 |
if (hex >= 'a' && hex <= 'f') |
|
86 |
return hex - 'a' + 10; |
|
87 |
if (hex >= 'A' && hex <= 'F') |
|
88 |
return hex - 'A' + 10; |
|
89 |
return -1; |
|
90 |
} |
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91 |
||
92 |
static inline int qsvg_hex2int(const char *s) |
|
93 |
{
|
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94 |
return (qsvg_h2i(s[0]) << 4) | qsvg_h2i(s[1]); |
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95 |
} |
|
96 |
||
97 |
static inline int qsvg_hex2int(char s) |
|
98 |
{
|
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99 |
int h = qsvg_h2i(s); |
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return (h << 4) | h; |
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101 |
} |
|
102 |
||
103 |
bool qsvg_get_hex_rgb(const char *name, QRgb *rgb) |
|
104 |
{
|
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105 |
if(name[0] != '#') |
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106 |
return false; |
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107 |
name++; |
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108 |
int len = qstrlen(name); |
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109 |
int r, g, b; |
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110 |
if (len == 12) {
|
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111 |
r = qsvg_hex2int(name); |
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g = qsvg_hex2int(name + 4); |
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113 |
b = qsvg_hex2int(name + 8); |
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114 |
} else if (len == 9) {
|
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115 |
r = qsvg_hex2int(name); |
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116 |
g = qsvg_hex2int(name + 3); |
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117 |
b = qsvg_hex2int(name + 6); |
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118 |
} else if (len == 6) {
|
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119 |
r = qsvg_hex2int(name); |
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120 |
g = qsvg_hex2int(name + 2); |
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121 |
b = qsvg_hex2int(name + 4); |
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122 |
} else if (len == 3) {
|
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123 |
r = qsvg_hex2int(name[0]); |
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124 |
g = qsvg_hex2int(name[1]); |
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125 |
b = qsvg_hex2int(name[2]); |
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126 |
} else {
|
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127 |
r = g = b = -1; |
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128 |
} |
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129 |
if ((uint)r > 255 || (uint)g > 255 || (uint)b > 255) {
|
|
130 |
*rgb = 0; |
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131 |
return false; |
|
132 |
} |
|
133 |
*rgb = qRgb(r, g ,b); |
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134 |
return true; |
|
135 |
} |
|
136 |
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137 |
bool qsvg_get_hex_rgb(const QChar *str, int len, QRgb *rgb) |
|
138 |
{
|
|
139 |
if (len > 13) |
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140 |
return false; |
|
141 |
char tmp[16]; |
|
142 |
for(int i = 0; i < len; ++i) |
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143 |
tmp[i] = str[i].toLatin1(); |
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tmp[len] = 0; |
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145 |
return qsvg_get_hex_rgb(tmp, rgb); |
|
146 |
} |
|
147 |
||
148 |
// ======== end of qcolor_p duplicate |
|
149 |
||
150 |
static bool parsePathDataFast(const QStringRef &data, QPainterPath &path); |
|
151 |
||
152 |
static inline QString someId(const QXmlStreamAttributes &attributes) |
|
153 |
{
|
|
154 |
QString id = attributes.value(QLatin1String("id")).toString();
|
|
155 |
if (id.isEmpty()) |
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156 |
id = attributes.value(QLatin1String("xml:id")).toString();
|
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157 |
return id; |
|
158 |
} |
|
159 |
||
160 |
struct QSvgAttributes |
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161 |
{
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162 |
QSvgAttributes(const QXmlStreamAttributes &xmlAttributes, QSvgHandler *handler); |
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163 |
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164 |
QString id; |
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165 |
||
166 |
QStringRef color; |
|
167 |
QStringRef colorOpacity; |
|
168 |
QStringRef fill; |
|
169 |
QStringRef fillRule; |
|
170 |
QStringRef fillOpacity; |
|
171 |
QStringRef stroke; |
|
172 |
QStringRef strokeDashArray; |
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173 |
QStringRef strokeDashOffset; |
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174 |
QStringRef strokeLineCap; |
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175 |
QStringRef strokeLineJoin; |
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176 |
QStringRef strokeMiterLimit; |
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177 |
QStringRef strokeOpacity; |
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178 |
QStringRef strokeWidth; |
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179 |
QStringRef vectorEffect; |
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180 |
QStringRef fontFamily; |
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181 |
QStringRef fontSize; |
|
182 |
QStringRef fontStyle; |
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183 |
QStringRef fontWeight; |
|
184 |
QStringRef fontVariant; |
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185 |
QStringRef textAnchor; |
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186 |
QStringRef transform; |
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187 |
QStringRef visibility; |
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188 |
QStringRef opacity; |
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QStringRef compOp; |
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190 |
QStringRef display; |
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QStringRef offset; |
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QStringRef stopColor; |
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QStringRef stopOpacity; |
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195 |
QVector<QSvgCssAttribute> m_cssAttributes; |
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196 |
}; |
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197 |
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198 |
QSvgAttributes::QSvgAttributes(const QXmlStreamAttributes &xmlAttributes, QSvgHandler *handler) |
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{
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QStringRef style = xmlAttributes.value(QLatin1String("style"));
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if (!style.isEmpty()) {
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handler->parseCSStoXMLAttrs(style.toString(), &m_cssAttributes); |
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for (int j = 0; j < m_cssAttributes.count(); ++j) {
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const QSvgCssAttribute &attribute = m_cssAttributes.at(j); |
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QStringRef name = attribute.name; |
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QStringRef value = attribute.value; |
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207 |
if (name.isEmpty()) |
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continue; |
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209 |
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210 |
switch (name.at(0).unicode()) {
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211 |
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212 |
case 'c': |
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213 |
if (name == QLatin1String("color"))
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color = value; |
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else if (name == QLatin1String("color-opacity"))
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colorOpacity = value; |
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217 |
else if (name == QLatin1String("comp-op"))
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compOp = value; |
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219 |
break; |
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220 |
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221 |
case 'd': |
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222 |
if (name == QLatin1String("display"))
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223 |
display = value; |
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224 |
break; |
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225 |
||
226 |
case 'f': |
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227 |
if (name == QLatin1String("fill"))
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fill = value; |
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else if (name == QLatin1String("fill-rule"))
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230 |
fillRule = value; |
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231 |
else if (name == QLatin1String("fill-opacity"))
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232 |
fillOpacity = value; |
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233 |
else if (name == QLatin1String("font-family"))
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fontFamily = value; |
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235 |
else if (name == QLatin1String("font-size"))
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fontSize = value; |
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237 |
else if (name == QLatin1String("font-style"))
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fontStyle = value; |
|
239 |
else if (name == QLatin1String("font-weight"))
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240 |
fontWeight = value; |
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241 |
else if (name == QLatin1String("font-variant"))
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242 |
fontVariant = value; |
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243 |
break; |
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244 |
||
245 |
case 'o': |
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246 |
if (name == QLatin1String("opacity"))
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247 |
opacity = value; |
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248 |
else if (name == QLatin1String("offset"))
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249 |
offset = value; |
|
250 |
break; |
|
251 |
||
252 |
case 's': |
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253 |
if (name.length() > 5 && QStringRef(name.string(), name.position() + 1, 5) == QLatin1String("troke")) {
|
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254 |
QStringRef strokeRef(name.string(), name.position() + 6, name.length() - 6); |
|
255 |
if (strokeRef.isEmpty()) |
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256 |
stroke = value; |
|
257 |
else if (strokeRef == QLatin1String("-dasharray"))
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258 |
strokeDashArray = value; |
|
259 |
else if (strokeRef == QLatin1String("-dashoffset"))
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260 |
strokeDashOffset = value; |
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261 |
else if (strokeRef == QLatin1String("-linecap"))
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262 |
strokeLineCap = value; |
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263 |
else if (strokeRef == QLatin1String("-linejoin"))
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264 |
strokeLineJoin = value; |
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265 |
else if (strokeRef == QLatin1String("-miterlimit"))
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266 |
strokeMiterLimit = value; |
|
267 |
else if (strokeRef == QLatin1String("-opacity"))
|
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268 |
strokeOpacity = value; |
|
269 |
else if (strokeRef == QLatin1String("-width"))
|
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strokeWidth = value; |
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271 |
} |
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272 |
else if (name == QLatin1String("stop-color"))
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stopColor = value; |
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274 |
else if (name == QLatin1String("stop-opacity"))
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275 |
stopOpacity = value; |
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276 |
break; |
|
277 |
||
278 |
case 't': |
|
279 |
if (name == QLatin1String("text-anchor"))
|
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280 |
textAnchor = value; |
|
281 |
else if (name == QLatin1String("transform"))
|
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282 |
transform = value; |
|
283 |
break; |
|
284 |
||
285 |
case 'v': |
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286 |
if (name == QLatin1String("vector-effect"))
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287 |
vectorEffect = value; |
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288 |
else if (name == QLatin1String("visibility"))
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289 |
visibility = value; |
|
290 |
break; |
|
291 |
||
292 |
default: |
|
293 |
break; |
|
294 |
} |
|
295 |
} |
|
296 |
} |
|
297 |
||
298 |
for (int i = 0; i < xmlAttributes.count(); ++i) {
|
|
299 |
const QXmlStreamAttribute &attribute = xmlAttributes.at(i); |
|
300 |
QStringRef name = attribute.qualifiedName(); |
|
301 |
if (name.isEmpty()) |
|
302 |
continue; |
|
303 |
QStringRef value = attribute.value(); |
|
304 |
||
305 |
switch (name.at(0).unicode()) {
|
|
306 |
||
307 |
case 'c': |
|
308 |
if (name == QLatin1String("color"))
|
|
309 |
color = value; |
|
310 |
else if (name == QLatin1String("color-opacity"))
|
|
311 |
colorOpacity = value; |
|
312 |
else if (name == QLatin1String("comp-op"))
|
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313 |
compOp = value; |
|
314 |
break; |
|
315 |
||
316 |
case 'd': |
|
317 |
if (name == QLatin1String("display"))
|
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318 |
display = value; |
|
319 |
break; |
|
320 |
||
321 |
case 'f': |
|
322 |
if (name == QLatin1String("fill"))
|
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323 |
fill = value; |
|
324 |
else if (name == QLatin1String("fill-rule"))
|
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325 |
fillRule = value; |
|
326 |
else if (name == QLatin1String("fill-opacity"))
|
|
327 |
fillOpacity = value; |
|
328 |
else if (name == QLatin1String("font-family"))
|
|
329 |
fontFamily = value; |
|
330 |
else if (name == QLatin1String("font-size"))
|
|
331 |
fontSize = value; |
|
332 |
else if (name == QLatin1String("font-style"))
|
|
333 |
fontStyle = value; |
|
334 |
else if (name == QLatin1String("font-weight"))
|
|
335 |
fontWeight = value; |
|
336 |
else if (name == QLatin1String("font-variant"))
|
|
337 |
fontVariant = value; |
|
338 |
break; |
|
339 |
||
340 |
case 'i': |
|
341 |
if (name == QLatin1String("id"))
|
|
342 |
id = value.toString(); |
|
343 |
break; |
|
344 |
||
345 |
case 'o': |
|
346 |
if (name == QLatin1String("opacity"))
|
|
347 |
opacity = value; |
|
348 |
if (name == QLatin1String("offset"))
|
|
349 |
offset = value; |
|
350 |
break; |
|
351 |
||
352 |
case 's': |
|
353 |
if (name.length() > 5 && QStringRef(name.string(), name.position() + 1, 5) == QLatin1String("troke")) {
|
|
354 |
QStringRef strokeRef(name.string(), name.position() + 6, name.length() - 6); |
|
355 |
if (strokeRef.isEmpty()) |
|
356 |
stroke = value; |
|
357 |
else if (strokeRef == QLatin1String("-dasharray"))
|
|
358 |
strokeDashArray = value; |
|
359 |
else if (strokeRef == QLatin1String("-dashoffset"))
|
|
360 |
strokeDashOffset = value; |
|
361 |
else if (strokeRef == QLatin1String("-linecap"))
|
|
362 |
strokeLineCap = value; |
|
363 |
else if (strokeRef == QLatin1String("-linejoin"))
|
|
364 |
strokeLineJoin = value; |
|
365 |
else if (strokeRef == QLatin1String("-miterlimit"))
|
|
366 |
strokeMiterLimit = value; |
|
367 |
else if (strokeRef == QLatin1String("-opacity"))
|
|
368 |
strokeOpacity = value; |
|
369 |
else if (strokeRef == QLatin1String("-width"))
|
|
370 |
strokeWidth = value; |
|
371 |
} |
|
372 |
else if (name == QLatin1String("stop-color"))
|
|
373 |
stopColor = value; |
|
374 |
else if (name == QLatin1String("stop-opacity"))
|
|
375 |
stopOpacity = value; |
|
376 |
break; |
|
377 |
||
378 |
case 't': |
|
379 |
if (name == QLatin1String("text-anchor"))
|
|
380 |
textAnchor = value; |
|
381 |
else if (name == QLatin1String("transform"))
|
|
382 |
transform = value; |
|
383 |
break; |
|
384 |
||
385 |
case 'v': |
|
386 |
if (name == QLatin1String("vector-effect"))
|
|
387 |
vectorEffect = value; |
|
388 |
else if (name == QLatin1String("visibility"))
|
|
389 |
visibility = value; |
|
390 |
break; |
|
391 |
||
392 |
case 'x': |
|
393 |
if (name == QLatin1String("xml:id") && id.isEmpty())
|
|
394 |
id = value.toString(); |
|
395 |
break; |
|
396 |
||
397 |
default: |
|
398 |
break; |
|
399 |
} |
|
400 |
} |
|
401 |
||
402 |
} |
|
403 |
||
404 |
static const char * QSvgStyleSelector_nodeString[] = {
|
|
405 |
"svg", |
|
406 |
"g", |
|
407 |
"defs", |
|
408 |
"switch", |
|
409 |
"animation", |
|
410 |
"arc", |
|
411 |
"circle", |
|
412 |
"ellipse", |
|
413 |
"image", |
|
414 |
"line", |
|
415 |
"path", |
|
416 |
"polygon", |
|
417 |
"polyline", |
|
418 |
"rect", |
|
419 |
"text", |
|
420 |
"textarea", |
|
421 |
"use", |
|
422 |
"video" |
|
423 |
}; |
|
424 |
||
425 |
class QSvgStyleSelector : public QCss::StyleSelector |
|
426 |
{
|
|
427 |
public: |
|
428 |
QSvgStyleSelector() |
|
429 |
{
|
|
430 |
nameCaseSensitivity = Qt::CaseInsensitive; |
|
431 |
} |
|
432 |
virtual ~QSvgStyleSelector() |
|
433 |
{
|
|
434 |
} |
|
435 |
||
436 |
inline QString nodeToName(QSvgNode *node) const |
|
437 |
{
|
|
438 |
return QLatin1String(QSvgStyleSelector_nodeString[node->type()]); |
|
439 |
} |
|
440 |
||
441 |
inline QSvgNode *svgNode(NodePtr node) const |
|
442 |
{
|
|
443 |
return (QSvgNode*)node.ptr; |
|
444 |
} |
|
445 |
inline QSvgStructureNode *nodeToStructure(QSvgNode *n) const |
|
446 |
{
|
|
447 |
if (n && |
|
448 |
(n->type() == QSvgNode::DOC || |
|
449 |
n->type() == QSvgNode::G || |
|
450 |
n->type() == QSvgNode::DEFS || |
|
451 |
n->type() == QSvgNode::SWITCH)) {
|
|
452 |
return (QSvgStructureNode*)n; |
|
453 |
} |
|
454 |
return 0; |
|
455 |
} |
|
456 |
||
457 |
inline QSvgStructureNode *svgStructure(NodePtr node) const |
|
458 |
{
|
|
459 |
QSvgNode *n = svgNode(node); |
|
460 |
QSvgStructureNode *st = nodeToStructure(n); |
|
461 |
return st; |
|
462 |
} |
|
463 |
||
464 |
virtual bool nodeNameEquals(NodePtr node, const QString& nodeName) const |
|
465 |
{
|
|
466 |
QSvgNode *n = svgNode(node); |
|
467 |
if (!n) |
|
468 |
return false; |
|
469 |
QString name = nodeToName(n); |
|
470 |
return QString::compare(name, nodeName, Qt::CaseInsensitive) == 0; |
|
471 |
} |
|
472 |
virtual QString attribute(NodePtr node, const QString &name) const |
|
473 |
{
|
|
474 |
QSvgNode *n = svgNode(node); |
|
475 |
if ((!n->nodeId().isEmpty() && (name == QLatin1String("id") ||
|
|
476 |
name == QLatin1String("xml:id"))))
|
|
477 |
return n->nodeId(); |
|
478 |
if (!n->xmlClass().isEmpty() && name == QLatin1String("class"))
|
|
479 |
return n->xmlClass(); |
|
480 |
return QString(); |
|
481 |
} |
|
482 |
virtual bool hasAttributes(NodePtr node) const |
|
483 |
{
|
|
484 |
QSvgNode *n = svgNode(node); |
|
485 |
return (n && |
|
486 |
(!n->nodeId().isEmpty() || !n->xmlClass().isEmpty())); |
|
487 |
} |
|
488 |
||
489 |
virtual QStringList nodeIds(NodePtr node) const |
|
490 |
{
|
|
491 |
QSvgNode *n = svgNode(node); |
|
492 |
QString nid; |
|
493 |
if (n) |
|
494 |
nid = n->nodeId(); |
|
495 |
QStringList lst; lst.append(nid); |
|
496 |
return lst; |
|
497 |
} |
|
498 |
||
499 |
virtual QStringList nodeNames(NodePtr node) const |
|
500 |
{
|
|
501 |
QSvgNode *n = svgNode(node); |
|
502 |
if (n) |
|
503 |
return QStringList(nodeToName(n)); |
|
504 |
return QStringList(); |
|
505 |
} |
|
506 |
||
507 |
virtual bool isNullNode(NodePtr node) const |
|
508 |
{
|
|
509 |
return !node.ptr; |
|
510 |
} |
|
511 |
||
512 |
virtual NodePtr parentNode(NodePtr node) const |
|
513 |
{
|
|
514 |
QSvgNode *n = svgNode(node); |
|
515 |
NodePtr newNode; |
|
516 |
newNode.ptr = 0; |
|
517 |
newNode.id = 0; |
|
518 |
if (n) {
|
|
519 |
QSvgNode *svgParent = n->parent(); |
|
520 |
if (svgParent) {
|
|
521 |
newNode.ptr = svgParent; |
|
522 |
} |
|
523 |
} |
|
524 |
return newNode; |
|
525 |
} |
|
526 |
virtual NodePtr previousSiblingNode(NodePtr node) const |
|
527 |
{
|
|
528 |
NodePtr newNode; |
|
529 |
newNode.ptr = 0; |
|
530 |
newNode.id = 0; |
|
531 |
||
532 |
QSvgNode *n = svgNode(node); |
|
533 |
if (!n) |
|
534 |
return newNode; |
|
535 |
QSvgStructureNode *svgParent = nodeToStructure(n->parent()); |
|
536 |
||
537 |
if (svgParent) {
|
|
538 |
newNode.ptr = svgParent->previousSiblingNode(n); |
|
539 |
} |
|
540 |
return newNode; |
|
541 |
} |
|
542 |
virtual NodePtr duplicateNode(NodePtr node) const |
|
543 |
{
|
|
544 |
NodePtr n; |
|
545 |
n.ptr = node.ptr; |
|
546 |
n.id = node.id; |
|
547 |
return n; |
|
548 |
} |
|
549 |
virtual void freeNode(NodePtr node) const |
|
550 |
{
|
|
551 |
Q_UNUSED(node); |
|
552 |
} |
|
553 |
}; |
|
554 |
||
555 |
// '0' is 0x30 and '9' is 0x39 |
|
556 |
static inline bool isDigit(ushort ch) |
|
557 |
{
|
|
558 |
static quint16 magic = 0x3ff; |
|
559 |
return ((ch >> 4) == 3) && (magic >> (ch & 15)); |
|
560 |
} |
|
561 |
||
562 |
static qreal toDouble(const QChar *&str) |
|
563 |
{
|
|
564 |
const int maxLen = 255;//technically doubles can go til 308+ but whatever |
|
565 |
char temp[maxLen+1]; |
|
566 |
int pos = 0; |
|
567 |
||
568 |
if (*str == QLatin1Char('-')) {
|
|
569 |
temp[pos++] = '-'; |
|
570 |
++str; |
|
571 |
} else if (*str == QLatin1Char('+')) {
|
|
572 |
++str; |
|
573 |
} |
|
574 |
while (isDigit(str->unicode()) && pos < maxLen) {
|
|
575 |
temp[pos++] = str->toLatin1(); |
|
576 |
++str; |
|
577 |
} |
|
578 |
if (*str == QLatin1Char('.') && pos < maxLen) {
|
|
579 |
temp[pos++] = '.'; |
|
580 |
++str; |
|
581 |
} |
|
582 |
while (isDigit(str->unicode()) && pos < maxLen) {
|
|
583 |
temp[pos++] = str->toLatin1(); |
|
584 |
++str; |
|
585 |
} |
|
586 |
bool exponent = false; |
|
587 |
if (*str == QLatin1Char('e') && pos < maxLen) {
|
|
588 |
exponent = true; |
|
589 |
temp[pos++] = 'e'; |
|
590 |
++str; |
|
591 |
if ((*str == QLatin1Char('-') || *str == QLatin1Char('+')) && pos < maxLen) {
|
|
592 |
temp[pos++] = str->toLatin1(); |
|
593 |
++str; |
|
594 |
} |
|
595 |
while (isDigit(str->unicode()) && pos < maxLen) {
|
|
596 |
temp[pos++] = str->toLatin1(); |
|
597 |
++str; |
|
598 |
} |
|
599 |
} |
|
600 |
||
601 |
temp[pos] = '\0'; |
|
602 |
||
603 |
qreal val; |
|
604 |
if (!exponent && pos < 10) {
|
|
605 |
int ival = 0; |
|
606 |
const char *t = temp; |
|
607 |
bool neg = false; |
|
608 |
if(*t == '-') {
|
|
609 |
neg = true; |
|
610 |
++t; |
|
611 |
} |
|
612 |
while(*t && *t != '.') {
|
|
613 |
ival *= 10; |
|
614 |
ival += (*t) - '0'; |
|
615 |
++t; |
|
616 |
} |
|
617 |
if(*t == '.') {
|
|
618 |
++t; |
|
619 |
int div = 1; |
|
620 |
while(*t) {
|
|
621 |
ival *= 10; |
|
622 |
ival += (*t) - '0'; |
|
623 |
div *= 10; |
|
624 |
++t; |
|
625 |
} |
|
626 |
val = ((qreal)ival)/((qreal)div); |
|
627 |
} else {
|
|
628 |
val = ival; |
|
629 |
} |
|
630 |
if (neg) |
|
631 |
val = -val; |
|
632 |
} else {
|
|
633 |
#if defined(Q_WS_QWS) && !defined(Q_OS_VXWORKS) |
|
634 |
if(sizeof(qreal) == sizeof(float)) |
|
635 |
val = strtof(temp, 0); |
|
636 |
else |
|
637 |
#endif |
|
638 |
{
|
|
639 |
bool ok = false; |
|
640 |
val = qstrtod(temp, 0, &ok); |
|
641 |
} |
|
642 |
} |
|
643 |
return val; |
|
644 |
||
645 |
} |
|
646 |
static qreal toDouble(const QString &str, bool *ok = NULL) |
|
647 |
{
|
|
648 |
const QChar *c = str.constData(); |
|
649 |
qreal res = toDouble(c); |
|
650 |
if (ok) {
|
|
651 |
*ok = ((*c) == QLatin1Char('\0'));
|
|
652 |
} |
|
653 |
return res; |
|
654 |
} |
|
655 |
||
656 |
static qreal toDouble(const QStringRef &str, bool *ok = NULL) |
|
657 |
{
|
|
658 |
const QChar *c = str.constData(); |
|
659 |
qreal res = toDouble(c); |
|
660 |
if (ok) {
|
|
661 |
*ok = (c == (str.constData() + str.length())); |
|
662 |
} |
|
663 |
return res; |
|
664 |
} |
|
665 |
||
666 |
static QVector<qreal> parseNumbersList(const QChar *&str) |
|
667 |
{
|
|
668 |
QVector<qreal> points; |
|
669 |
if (!str) |
|
670 |
return points; |
|
671 |
points.reserve(32); |
|
672 |
||
673 |
while (str->isSpace()) |
|
674 |
++str; |
|
675 |
while (isDigit(str->unicode()) || |
|
676 |
*str == QLatin1Char('-') || *str == QLatin1Char('+') ||
|
|
677 |
*str == QLatin1Char('.')) {
|
|
678 |
||
679 |
points.append(toDouble(str)); |
|
680 |
||
681 |
while (str->isSpace()) |
|
682 |
++str; |
|
683 |
if (*str == QLatin1Char(','))
|
|
684 |
++str; |
|
685 |
||
686 |
//eat the rest of space |
|
687 |
while (str->isSpace()) |
|
688 |
++str; |
|
689 |
} |
|
690 |
||
691 |
return points; |
|
692 |
} |
|
693 |
||
694 |
static inline void parseNumbersArray(const QChar *&str, QVarLengthArray<qreal, 8> &points) |
|
695 |
{
|
|
696 |
while (str->isSpace()) |
|
697 |
++str; |
|
698 |
while (isDigit(str->unicode()) || |
|
699 |
*str == QLatin1Char('-') || *str == QLatin1Char('+') ||
|
|
700 |
*str == QLatin1Char('.')) {
|
|
701 |
||
702 |
points.append(toDouble(str)); |
|
703 |
||
704 |
while (str->isSpace()) |
|
705 |
++str; |
|
706 |
if (*str == QLatin1Char(','))
|
|
707 |
++str; |
|
708 |
||
709 |
//eat the rest of space |
|
710 |
while (str->isSpace()) |
|
711 |
++str; |
|
712 |
} |
|
713 |
} |
|
714 |
||
715 |
static QVector<qreal> parsePercentageList(const QChar *&str) |
|
716 |
{
|
|
717 |
QVector<qreal> points; |
|
718 |
if (!str) |
|
719 |
return points; |
|
720 |
||
721 |
while (str->isSpace()) |
|
722 |
++str; |
|
723 |
while ((*str >= QLatin1Char('0') && *str <= QLatin1Char('9')) ||
|
|
724 |
*str == QLatin1Char('-') || *str == QLatin1Char('+') ||
|
|
725 |
*str == QLatin1Char('.')) {
|
|
726 |
||
727 |
points.append(toDouble(str)); |
|
728 |
||
729 |
while (str->isSpace()) |
|
730 |
++str; |
|
731 |
if (*str == QLatin1Char('%'))
|
|
732 |
++str; |
|
733 |
while (str->isSpace()) |
|
734 |
++str; |
|
735 |
if (*str == QLatin1Char(','))
|
|
736 |
++str; |
|
737 |
||
738 |
//eat the rest of space |
|
739 |
while (str->isSpace()) |
|
740 |
++str; |
|
741 |
} |
|
742 |
||
743 |
return points; |
|
744 |
} |
|
745 |
||
746 |
static QString idFromUrl(const QString &url) |
|
747 |
{
|
|
748 |
QString::const_iterator itr = url.constBegin(); |
|
749 |
while ((*itr).isSpace()) |
|
750 |
++itr; |
|
751 |
if ((*itr) == QLatin1Char('('))
|
|
752 |
++itr; |
|
753 |
while ((*itr).isSpace()) |
|
754 |
++itr; |
|
755 |
if ((*itr) == QLatin1Char('#'))
|
|
756 |
++itr; |
|
757 |
QString id; |
|
758 |
while ((*itr) != QLatin1Char(')')) {
|
|
759 |
id += *itr; |
|
760 |
++itr; |
|
761 |
} |
|
762 |
return id; |
|
763 |
} |
|
764 |
||
765 |
static inline QStringRef trimRef(const QStringRef &str) |
|
766 |
{
|
|
767 |
if (str.isEmpty()) |
|
768 |
return QStringRef(); |
|
769 |
const QChar *s = str.string()->constData() + str.position(); |
|
770 |
int end = str.length() - 1; |
|
771 |
if (!s[0].isSpace() && !s[end].isSpace()) |
|
772 |
return str; |
|
773 |
||
774 |
int start = 0; |
|
775 |
while (start<=end && s[start].isSpace()) // skip white space from start |
|
776 |
start++; |
|
777 |
if (start <= end) { // only white space
|
|
778 |
while (s[end].isSpace()) // skip white space from end |
|
779 |
end--; |
|
780 |
} |
|
781 |
int l = end - start + 1; |
|
782 |
if (l <= 0) |
|
783 |
return QStringRef(); |
|
784 |
return QStringRef(str.string(), str.position() + start, l); |
|
785 |
} |
|
786 |
||
787 |
/** |
|
788 |
* returns true when successfuly set the color. false signifies |
|
789 |
* that the color should be inherited |
|
790 |
*/ |
|
791 |
static bool resolveColor(const QStringRef &colorStr, QColor &color, QSvgHandler *handler) |
|
792 |
{
|
|
793 |
QStringRef colorStrTr = trimRef(colorStr); |
|
794 |
if (colorStrTr.isEmpty()) |
|
795 |
return false; |
|
796 |
||
797 |
switch(colorStrTr.at(0).unicode()) {
|
|
798 |
||
799 |
case '#': |
|
800 |
{
|
|
801 |
// #rrggbb is very very common, so let's tackle it here |
|
802 |
// rather than falling back to QColor |
|
803 |
QRgb rgb; |
|
804 |
bool ok = qsvg_get_hex_rgb(colorStrTr.unicode(), colorStrTr.length(), &rgb); |
|
805 |
if (ok) |
|
806 |
color.setRgb(rgb); |
|
807 |
return ok; |
|
808 |
} |
|
809 |
break; |
|
810 |
||
811 |
case 'r': |
|
812 |
{
|
|
813 |
// starts with "rgb(", ends with ")" and consists of at least 7 characters "rgb(,,)"
|
|
814 |
if (colorStrTr.length() >= 7 && colorStrTr.at(colorStrTr.length() - 1) == QLatin1Char(')')
|
|
815 |
&& QStringRef(colorStrTr.string(), colorStrTr.position(), 4) == QLatin1String("rgb(")) {
|
|
816 |
const QChar *s = colorStrTr.constData() + 4; |
|
817 |
QVector<qreal> compo = parseNumbersList(s); |
|
818 |
//1 means that it failed after reaching non-parsable |
|
819 |
//character which is going to be "%" |
|
820 |
if (compo.size() == 1) {
|
|
821 |
s = colorStrTr.constData() + 4; |
|
822 |
compo = parsePercentageList(s); |
|
823 |
for (int i = 0; i < compo.size(); ++i) |
|
824 |
compo[i] *= (qreal)2.55; |
|
825 |
} |
|
826 |
||
827 |
if (compo.size() == 3) {
|
|
828 |
color = QColor(int(compo[0]), |
|
829 |
int(compo[1]), |
|
830 |
int(compo[2])); |
|
831 |
return true; |
|
832 |
} |
|
833 |
return false; |
|
834 |
} |
|
835 |
} |
|
836 |
break; |
|
837 |
||
838 |
case 'c': |
|
839 |
if (colorStrTr == QLatin1String("currentColor")) {
|
|
840 |
color = handler->currentColor(); |
|
841 |
return true; |
|
842 |
} |
|
843 |
break; |
|
844 |
case 'i': |
|
845 |
if (colorStrTr == QT_INHERIT) |
|
846 |
return false; |
|
847 |
break; |
|
848 |
default: |
|
849 |
break; |
|
850 |
} |
|
851 |
||
852 |
color = QColor(colorStrTr.toString()); |
|
853 |
return color.isValid(); |
|
854 |
} |
|
855 |
||
856 |
static bool constructColor(const QStringRef &colorStr, const QStringRef &opacity, |
|
857 |
QColor &color, QSvgHandler *handler) |
|
858 |
{
|
|
859 |
if (!resolveColor(colorStr, color, handler)) |
|
860 |
return false; |
|
861 |
if (!opacity.isEmpty()) {
|
|
862 |
bool ok = true; |
|
863 |
qreal op = qMin(qreal(1.0), qMax(qreal(0.0), toDouble(opacity, &ok))); |
|
864 |
if (!ok) |
|
865 |
op = 1.0; |
|
866 |
color.setAlphaF(op); |
|
867 |
} |
|
868 |
return true; |
|
869 |
} |
|
870 |
||
871 |
static qreal parseLength(const QString &str, QSvgHandler::LengthType &type, |
|
872 |
QSvgHandler *handler, bool *ok = NULL) |
|
873 |
{
|
|
874 |
QString numStr = str.trimmed(); |
|
875 |
||
876 |
if (numStr.endsWith(QLatin1Char('%'))) {
|
|
877 |
numStr.chop(1); |
|
878 |
type = QSvgHandler::LT_PERCENT; |
|
879 |
} else if (numStr.endsWith(QLatin1String("px"))) {
|
|
880 |
numStr.chop(2); |
|
881 |
type = QSvgHandler::LT_PX; |
|
882 |
} else if (numStr.endsWith(QLatin1String("pc"))) {
|
|
883 |
numStr.chop(2); |
|
884 |
type = QSvgHandler::LT_PC; |
|
885 |
} else if (numStr.endsWith(QLatin1String("pt"))) {
|
|
886 |
numStr.chop(2); |
|
887 |
type = QSvgHandler::LT_PT; |
|
888 |
} else if (numStr.endsWith(QLatin1String("mm"))) {
|
|
889 |
numStr.chop(2); |
|
890 |
type = QSvgHandler::LT_MM; |
|
891 |
} else if (numStr.endsWith(QLatin1String("cm"))) {
|
|
892 |
numStr.chop(2); |
|
893 |
type = QSvgHandler::LT_CM; |
|
894 |
} else if (numStr.endsWith(QLatin1String("in"))) {
|
|
895 |
numStr.chop(2); |
|
896 |
type = QSvgHandler::LT_IN; |
|
897 |
} else {
|
|
898 |
type = handler->defaultCoordinateSystem(); |
|
899 |
//type = QSvgHandler::LT_OTHER; |
|
900 |
} |
|
901 |
qreal len = toDouble(numStr, ok); |
|
902 |
//qDebug()<<"len is "<<len<<", from '"<<numStr << "'"; |
|
903 |
return len; |
|
904 |
} |
|
905 |
||
906 |
static inline qreal convertToNumber(const QString &str, QSvgHandler *handler, bool *ok = NULL) |
|
907 |
{
|
|
908 |
QSvgHandler::LengthType type; |
|
909 |
qreal num = parseLength(str, type, handler, ok); |
|
910 |
if (type == QSvgHandler::LT_PERCENT) {
|
|
911 |
num = num/100.0; |
|
912 |
} |
|
913 |
return num; |
|
914 |
} |
|
915 |
||
916 |
static bool createSvgGlyph(QSvgFont *font, const QXmlStreamAttributes &attributes) |
|
917 |
{
|
|
918 |
QStringRef uncStr = attributes.value(QLatin1String("unicode"));
|
|
919 |
QStringRef havStr = attributes.value(QLatin1String("horiz-adv-x"));
|
|
920 |
QStringRef pathStr = attributes.value(QLatin1String("d"));
|
|
921 |
||
922 |
QChar unicode = (uncStr.isEmpty()) ? 0 : uncStr.at(0); |
|
923 |
qreal havx = (havStr.isEmpty()) ? -1 : toDouble(havStr); |
|
924 |
QPainterPath path; |
|
925 |
path.setFillRule(Qt::WindingFill); |
|
926 |
parsePathDataFast(pathStr, path); |
|
927 |
||
928 |
font->addGlyph(unicode, path, havx); |
|
929 |
||
930 |
return true; |
|
931 |
} |
|
932 |
||
933 |
// this should really be called convertToDefaultCoordinateSystem |
|
934 |
// and convert when type != QSvgHandler::defaultCoordinateSystem |
|
935 |
static qreal convertToPixels(qreal len, bool , QSvgHandler::LengthType type) |
|
936 |
{
|
|
937 |
||
938 |
switch (type) {
|
|
939 |
case QSvgHandler::LT_PERCENT: |
|
940 |
break; |
|
941 |
case QSvgHandler::LT_PX: |
|
942 |
break; |
|
943 |
case QSvgHandler::LT_PC: |
|
944 |
break; |
|
945 |
case QSvgHandler::LT_PT: |
|
946 |
return len * 1.25; |
|
947 |
break; |
|
948 |
case QSvgHandler::LT_MM: |
|
949 |
return len * 3.543307; |
|
950 |
break; |
|
951 |
case QSvgHandler::LT_CM: |
|
952 |
return len * 35.43307; |
|
953 |
break; |
|
954 |
case QSvgHandler::LT_IN: |
|
955 |
return len * 90; |
|
956 |
break; |
|
957 |
case QSvgHandler::LT_OTHER: |
|
958 |
break; |
|
959 |
default: |
|
960 |
break; |
|
961 |
} |
|
962 |
return len; |
|
963 |
} |
|
964 |
||
965 |
static void parseColor(QSvgNode *, |
|
966 |
const QSvgAttributes &attributes, |
|
967 |
QSvgHandler *handler) |
|
968 |
{
|
|
969 |
QColor color; |
|
970 |
if (constructColor(attributes.color, attributes.colorOpacity, color, handler)) {
|
|
971 |
handler->popColor(); |
|
972 |
handler->pushColor(color); |
|
973 |
} |
|
974 |
} |
|
975 |
||
976 |
static QSvgStyleProperty *styleFromUrl(QSvgNode *node, const QString &url) |
|
977 |
{
|
|
978 |
return node ? node->styleProperty(idFromUrl(url)) : 0; |
|
979 |
} |
|
980 |
||
981 |
static void parseBrush(QSvgNode *node, |
|
982 |
const QSvgAttributes &attributes, |
|
983 |
QSvgHandler *handler) |
|
984 |
{
|
|
985 |
if (!attributes.fill.isEmpty() || !attributes.fillRule.isEmpty() || !attributes.fillOpacity.isEmpty()) {
|
|
986 |
QSvgFillStyle *prop = new QSvgFillStyle; |
|
987 |
||
988 |
//fill-rule attribute handling |
|
989 |
if (!attributes.fillRule.isEmpty() && attributes.fillRule != QT_INHERIT) {
|
|
990 |
if (attributes.fillRule == QLatin1String("evenodd"))
|
|
991 |
prop->setFillRule(Qt::OddEvenFill); |
|
992 |
else if (attributes.fillRule == QLatin1String("nonzero"))
|
|
993 |
prop->setFillRule(Qt::WindingFill); |
|
994 |
} |
|
995 |
||
996 |
//fill-opacity atttribute handling |
|
997 |
if (!attributes.fillOpacity.isEmpty() && attributes.fillOpacity != QT_INHERIT) {
|
|
998 |
prop->setFillOpacity(qMin(qreal(1.0), qMax(qreal(0.0), toDouble(attributes.fillOpacity)))); |
|
999 |
} |
|
1000 |
||
1001 |
//fill attribute handling |
|
1002 |
if ((!attributes.fill.isEmpty()) && (attributes.fill != QT_INHERIT) ) {
|
|
1003 |
if (attributes.fill.length() > 3 && |
|
1004 |
QStringRef(attributes.fill.string(), attributes.fill.position(), 3) == QLatin1String("url")) {
|
|
1005 |
QStringRef urlRef(attributes.fill.string(), attributes.fill.position() + 3, attributes.fill.length() - 3); |
|
1006 |
QString value = urlRef.toString(); |
|
1007 |
QSvgStyleProperty *style = styleFromUrl(node, value); |
|
1008 |
if (style) {
|
|
1009 |
if (style->type() == QSvgStyleProperty::SOLID_COLOR || style->type() == QSvgStyleProperty::GRADIENT) |
|
1010 |
prop->setFillStyle(reinterpret_cast<QSvgFillStyleProperty *>(style)); |
|
1011 |
} else {
|
|
1012 |
QString id = idFromUrl(value); |
|
1013 |
prop->setGradientId(id); |
|
1014 |
prop->setGradientResolved(false); |
|
1015 |
} |
|
1016 |
} else if (attributes.fill != QLatin1String("none")) {
|
|
1017 |
QColor color; |
|
1018 |
if (resolveColor(attributes.fill, color, handler)) |
|
1019 |
prop->setBrush(QBrush(color)); |
|
1020 |
} else {
|
|
1021 |
prop->setBrush(QBrush(Qt::NoBrush)); |
|
1022 |
} |
|
1023 |
} |
|
1024 |
node->appendStyleProperty(prop, attributes.id); |
|
1025 |
} |
|
1026 |
} |
|
1027 |
||
1028 |
||
1029 |
||
1030 |
static QMatrix parseTransformationMatrix(const QStringRef &value) |
|
1031 |
{
|
|
1032 |
if (value.isEmpty()) |
|
1033 |
return QMatrix(); |
|
1034 |
||
1035 |
QMatrix matrix; |
|
1036 |
const QChar *str = value.constData(); |
|
1037 |
const QChar *end = str + value.length(); |
|
1038 |
||
1039 |
while (str < end) {
|
|
1040 |
if (str->isSpace() || *str == QLatin1Char(',')) {
|
|
1041 |
++str; |
|
1042 |
continue; |
|
1043 |
} |
|
1044 |
enum State {
|
|
1045 |
Matrix, |
|
1046 |
Translate, |
|
1047 |
Rotate, |
|
1048 |
Scale, |
|
1049 |
SkewX, |
|
1050 |
SkewY |
|
1051 |
}; |
|
1052 |
State state = Matrix; |
|
1053 |
if (*str == QLatin1Char('m')) { //matrix
|
|
1054 |
const char *ident = "atrix"; |
|
1055 |
for (int i = 0; i < 5; ++i) |
|
1056 |
if (*(++str) != QLatin1Char(ident[i])) |
|
1057 |
goto error; |
|
1058 |
++str; |
|
1059 |
state = Matrix; |
|
1060 |
} else if (*str == QLatin1Char('t')) { //translate
|
|
1061 |
const char *ident = "ranslate"; |
|
1062 |
for (int i = 0; i < 8; ++i) |
|
1063 |
if (*(++str) != QLatin1Char(ident[i])) |
|
1064 |
goto error; |
|
1065 |
++str; |
|
1066 |
state = Translate; |
|
1067 |
} else if (*str == QLatin1Char('r')) { //rotate
|
|
1068 |
const char *ident = "otate"; |
|
1069 |
for (int i = 0; i < 5; ++i) |
|
1070 |
if (*(++str) != QLatin1Char(ident[i])) |
|
1071 |
goto error; |
|
1072 |
++str; |
|
1073 |
state = Rotate; |
|
1074 |
} else if (*str == QLatin1Char('s')) { //scale, skewX, skewY
|
|
1075 |
++str; |
|
1076 |
if (*str == QLatin1Char('c')) {
|
|
1077 |
const char *ident = "ale"; |
|
1078 |
for (int i = 0; i < 3; ++i) |
|
1079 |
if (*(++str) != QLatin1Char(ident[i])) |
|
1080 |
goto error; |
|
1081 |
++str; |
|
1082 |
state = Scale; |
|
1083 |
} else if (*str == QLatin1Char('k')) {
|
|
1084 |
if (*(++str) != QLatin1Char('e'))
|
|
1085 |
goto error; |
|
1086 |
if (*(++str) != QLatin1Char('w'))
|
|
1087 |
goto error; |
|
1088 |
++str; |
|
1089 |
if (*str == QLatin1Char('X'))
|
|
1090 |
state = SkewX; |
|
1091 |
else if (*str == QLatin1Char('Y'))
|
|
1092 |
state = SkewY; |
|
1093 |
else |
|
1094 |
goto error; |
|
1095 |
++str; |
|
1096 |
} else {
|
|
1097 |
goto error; |
|
1098 |
} |
|
1099 |
} else {
|
|
1100 |
goto error; |
|
1101 |
} |
|
1102 |
||
1103 |
||
1104 |
while (str < end && str->isSpace()) |
|
1105 |
++str; |
|
1106 |
if (*str != QLatin1Char('('))
|
|
1107 |
goto error; |
|
1108 |
++str; |
|
1109 |
QVarLengthArray<qreal, 8> points; |
|
1110 |
parseNumbersArray(str, points); |
|
1111 |
if (*str != QLatin1Char(')'))
|
|
1112 |
goto error; |
|
1113 |
++str; |
|
1114 |
||
1115 |
if(state == Matrix) {
|
|
1116 |
if(points.count() != 6) |
|
1117 |
goto error; |
|
1118 |
matrix = matrix * QMatrix(points[0], points[1], |
|
1119 |
points[2], points[3], |
|
1120 |
points[4], points[5]); |
|
1121 |
} else if (state == Translate) {
|
|
1122 |
if (points.count() == 1) |
|
1123 |
matrix.translate(points[0], 0); |
|
1124 |
else if (points.count() == 2) |
|
1125 |
matrix.translate(points[0], points[1]); |
|
1126 |
else |
|
1127 |
goto error; |
|
1128 |
} else if (state == Rotate) {
|
|
1129 |
if(points.count() == 1) {
|
|
1130 |
matrix.rotate(points[0]); |
|
1131 |
} else if (points.count() == 3) {
|
|
1132 |
matrix.translate(points[1], points[2]); |
|
1133 |
matrix.rotate(points[0]); |
|
1134 |
matrix.translate(-points[1], -points[2]); |
|
1135 |
} else {
|
|
1136 |
goto error; |
|
1137 |
} |
|
1138 |
} else if (state == Scale) {
|
|
1139 |
if (points.count() < 1 || points.count() > 2) |
|
1140 |
goto error; |
|
1141 |
qreal sx = points[0]; |
|
1142 |
qreal sy = sx; |
|
1143 |
if(points.count() == 2) |
|
1144 |
sy = points[1]; |
|
1145 |
matrix.scale(sx, sy); |
|
1146 |
} else if (state == SkewX) {
|
|
1147 |
if (points.count() != 1) |
|
1148 |
goto error; |
|
1149 |
const qreal deg2rad = qreal(0.017453292519943295769); |
|
|
3
41300fa6a67c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
1150 |
matrix.shear(qTan(points[0]*deg2rad), 0); |
| 0 | 1151 |
} else if (state == SkewY) {
|
1152 |
if (points.count() != 1) |
|
1153 |
goto error; |
|
1154 |
const qreal deg2rad = qreal(0.017453292519943295769); |
|
|
3
41300fa6a67c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
1155 |
matrix.shear(0, qTan(points[0]*deg2rad)); |
| 0 | 1156 |
} |
1157 |
} |
|
1158 |
error: |
|
1159 |
return matrix; |
|
1160 |
} |
|
1161 |
||
1162 |
static void parsePen(QSvgNode *node, |
|
1163 |
const QSvgAttributes &attributes, |
|
1164 |
QSvgHandler *handler) |
|
1165 |
{
|
|
1166 |
//qDebug()<<"Node "<<node->type()<<", attrs are "<<value<<width; |
|
1167 |
||
1168 |
if (!attributes.stroke.isEmpty() || !attributes.strokeDashArray.isEmpty() || !attributes.strokeDashOffset.isEmpty() || !attributes.strokeLineCap.isEmpty() |
|
1169 |
|| !attributes.strokeLineJoin.isEmpty() || !attributes.strokeMiterLimit.isEmpty() || !attributes.strokeOpacity.isEmpty() || !attributes.strokeWidth.isEmpty() |
|
1170 |
|| !attributes.vectorEffect.isEmpty()) {
|
|
1171 |
||
1172 |
QSvgStrokeStyle *prop = new QSvgStrokeStyle; |
|
1173 |
||
1174 |
//stroke attribute handling |
|
1175 |
if ((!attributes.stroke.isEmpty()) && (attributes.stroke != QT_INHERIT) ) {
|
|
1176 |
if (attributes.stroke.length() > 3 && |
|
1177 |
QStringRef(attributes.stroke.string(), attributes.stroke.position(), 3) == QLatin1String("url")) {
|
|
1178 |
QStringRef urlRef(attributes.stroke.string(), attributes.stroke.position() + 3, attributes.stroke.length() - 3); |
|
1179 |
QString value = urlRef.toString(); |
|
1180 |
QSvgStyleProperty *style = styleFromUrl(node, value); |
|
1181 |
if (style) {
|
|
1182 |
if (style->type() == QSvgStyleProperty::SOLID_COLOR || style->type() == QSvgStyleProperty::GRADIENT) |
|
1183 |
prop->setStyle(reinterpret_cast<QSvgFillStyleProperty *>(style)); |
|
1184 |
} else {
|
|
1185 |
QString id = idFromUrl(value); |
|
1186 |
prop->setGradientId(id); |
|
1187 |
prop->setGradientResolved(false); |
|
1188 |
} |
|
1189 |
} else if (attributes.stroke != QLatin1String("none")) {
|
|
1190 |
QColor color; |
|
1191 |
if (resolveColor(attributes.stroke, color, handler)) |
|
1192 |
prop->setStroke(QBrush(color)); |
|
1193 |
} else {
|
|
1194 |
prop->setStroke(QBrush(Qt::NoBrush)); |
|
1195 |
} |
|
1196 |
} |
|
1197 |
||
1198 |
//stroke-width handling |
|
1199 |
if (!attributes.strokeWidth.isEmpty() && attributes.strokeWidth != QT_INHERIT) {
|
|
1200 |
QSvgHandler::LengthType lt; |
|
1201 |
prop->setWidth(parseLength(attributes.strokeWidth.toString(), lt, handler)); |
|
1202 |
} |
|
1203 |
||
1204 |
//stroke-dasharray |
|
1205 |
if (!attributes.strokeDashArray.isEmpty() && attributes.strokeDashArray != QT_INHERIT) {
|
|
1206 |
if (attributes.strokeDashArray == QLatin1String("none")) {
|
|
1207 |
prop->setDashArrayNone(); |
|
1208 |
} else {
|
|
1209 |
QString dashArray = attributes.strokeDashArray.toString(); |
|
1210 |
const QChar *s = dashArray.constData(); |
|
1211 |
QVector<qreal> dashes = parseNumbersList(s); |
|
1212 |
// if the dash count is odd the dashes should be duplicated |
|
1213 |
if ((dashes.size() & 1) != 0) |
|
1214 |
dashes << QVector<qreal>(dashes); |
|
1215 |
prop->setDashArray(dashes); |
|
1216 |
} |
|
1217 |
} |
|
1218 |
||
1219 |
//stroke-linejoin attribute handling |
|
1220 |
if (!attributes.strokeLineJoin.isEmpty()) {
|
|
1221 |
if (attributes.strokeLineJoin == QLatin1String("miter"))
|
|
1222 |
prop->setLineJoin(Qt::SvgMiterJoin); |
|
1223 |
else if (attributes.strokeLineJoin == QLatin1String("round"))
|
|
1224 |
prop->setLineJoin(Qt::RoundJoin); |
|
1225 |
else if (attributes.strokeLineJoin == QLatin1String("bevel"))
|
|
1226 |
prop->setLineJoin(Qt::BevelJoin); |
|
1227 |
} |
|
1228 |
||
1229 |
//stroke-linecap attribute handling |
|
1230 |
if (!attributes.strokeLineCap.isEmpty()) {
|
|
1231 |
if (attributes.strokeLineCap == QLatin1String("butt"))
|
|
1232 |
prop->setLineCap(Qt::FlatCap); |
|
1233 |
else if (attributes.strokeLineCap == QLatin1String("round"))
|
|
1234 |
prop->setLineCap(Qt::RoundCap); |
|
1235 |
else if (attributes.strokeLineCap == QLatin1String("square"))
|
|
1236 |
prop->setLineCap(Qt::SquareCap); |
|
1237 |
} |
|
1238 |
||
1239 |
//stroke-dashoffset attribute handling |
|
1240 |
if (!attributes.strokeDashOffset.isEmpty() && attributes.strokeDashOffset != QT_INHERIT) |
|
1241 |
prop->setDashOffset(toDouble(attributes.strokeDashOffset)); |
|
1242 |
||
1243 |
//vector-effect attribute handling |
|
1244 |
if (!attributes.vectorEffect.isEmpty()) {
|
|
1245 |
if (attributes.vectorEffect == QLatin1String("non-scaling-stroke"))
|
|
1246 |
prop->setVectorEffect(true); |
|
1247 |
else if (attributes.vectorEffect == QLatin1String("none"))
|
|
1248 |
prop->setVectorEffect(false); |
|
1249 |
} |
|
1250 |
||
1251 |
//stroke-miterlimit |
|
1252 |
if (!attributes.strokeMiterLimit.isEmpty() && attributes.strokeMiterLimit != QT_INHERIT) |
|
1253 |
prop->setMiterLimit(toDouble(attributes.strokeMiterLimit)); |
|
1254 |
||
1255 |
//stroke-opacity atttribute handling |
|
1256 |
if (!attributes.strokeOpacity.isEmpty() && attributes.strokeOpacity != QT_INHERIT) |
|
1257 |
prop->setOpacity(qMin(qreal(1.0), qMax(qreal(0.0), toDouble(attributes.strokeOpacity)))); |
|
1258 |
||
1259 |
node->appendStyleProperty(prop, attributes.id); |
|
1260 |
} |
|
1261 |
} |
|
1262 |
||
1263 |
static void parseFont(QSvgNode *node, |
|
1264 |
const QSvgAttributes &attributes, |
|
1265 |
QSvgHandler *handler) |
|
1266 |
{
|
|
1267 |
if (attributes.fontFamily.isEmpty() && attributes.fontSize.isEmpty() && attributes.fontStyle.isEmpty() && |
|
1268 |
attributes.fontWeight.isEmpty() && attributes.fontVariant.isEmpty() && attributes.textAnchor.isEmpty()) |
|
1269 |
return; |
|
1270 |
||
1271 |
QSvgTinyDocument *doc = node->document(); |
|
1272 |
QSvgFontStyle *fontStyle = 0; |
|
1273 |
if (!attributes.fontFamily.isEmpty()) {
|
|
1274 |
QSvgFont *svgFont = doc->svgFont(attributes.fontFamily.toString()); |
|
1275 |
if (svgFont) |
|
1276 |
fontStyle = new QSvgFontStyle(svgFont, doc); |
|
1277 |
} |
|
1278 |
if (!fontStyle) |
|
1279 |
fontStyle = new QSvgFontStyle; |
|
1280 |
||
1281 |
if (!attributes.fontFamily.isEmpty() && attributes.fontFamily != QT_INHERIT) |
|
1282 |
fontStyle->setFamily(attributes.fontFamily.toString().trimmed()); |
|
1283 |
||
1284 |
if (!attributes.fontSize.isEmpty() && attributes.fontSize != QT_INHERIT) {
|
|
1285 |
QSvgHandler::LengthType dummy; // should always be pixel size |
|
1286 |
fontStyle->setSize(parseLength(attributes.fontSize.toString(), dummy, handler)); |
|
1287 |
} |
|
1288 |
||
1289 |
if (!attributes.fontStyle.isEmpty() && attributes.fontStyle != QT_INHERIT) {
|
|
1290 |
if (attributes.fontStyle == QLatin1String("normal")) {
|
|
1291 |
fontStyle->setStyle(QFont::StyleNormal); |
|
1292 |
} else if (attributes.fontStyle == QLatin1String("italic")) {
|
|
1293 |
fontStyle->setStyle(QFont::StyleItalic); |
|
1294 |
} else if (attributes.fontStyle == QLatin1String("oblique")) {
|
|
1295 |
fontStyle->setStyle(QFont::StyleOblique); |
|
1296 |
} |
|
1297 |
} |
|
1298 |
||
1299 |
if (!attributes.fontWeight.isEmpty() && attributes.fontWeight != QT_INHERIT) {
|
|
1300 |
bool ok = false; |
|
1301 |
int weightNum = attributes.fontWeight.toString().toInt(&ok); |
|
1302 |
if (ok) {
|
|
1303 |
fontStyle->setWeight(weightNum); |
|
1304 |
} else {
|
|
1305 |
if (attributes.fontWeight == QLatin1String("normal")) {
|
|
1306 |
fontStyle->setWeight(400); |
|
1307 |
} else if (attributes.fontWeight == QLatin1String("bold")) {
|
|
1308 |
fontStyle->setWeight(700); |
|
1309 |
} else if (attributes.fontWeight == QLatin1String("bolder")) {
|
|
1310 |
fontStyle->setWeight(QSvgFontStyle::BOLDER); |
|
1311 |
} else if (attributes.fontWeight == QLatin1String("lighter")) {
|
|
1312 |
fontStyle->setWeight(QSvgFontStyle::LIGHTER); |
|
1313 |
} |
|
1314 |
} |
|
1315 |
} |
|
1316 |
||
1317 |
if (!attributes.fontVariant.isEmpty() && attributes.fontVariant != QT_INHERIT) {
|
|
1318 |
if (attributes.fontVariant == QLatin1String("normal"))
|
|
1319 |
fontStyle->setVariant(QFont::MixedCase); |
|
1320 |
else if (attributes.fontVariant == QLatin1String("small-caps"))
|
|
1321 |
fontStyle->setVariant(QFont::SmallCaps); |
|
1322 |
} |
|
1323 |
||
1324 |
if (!attributes.textAnchor.isEmpty() && attributes.textAnchor != QT_INHERIT) {
|
|
1325 |
if (attributes.textAnchor == QLatin1String("start"))
|
|
1326 |
fontStyle->setTextAnchor(Qt::AlignLeft); |
|
1327 |
if (attributes.textAnchor == QLatin1String("middle"))
|
|
1328 |
fontStyle->setTextAnchor(Qt::AlignHCenter); |
|
1329 |
else if (attributes.textAnchor == QLatin1String("end"))
|
|
1330 |
fontStyle->setTextAnchor(Qt::AlignRight); |
|
1331 |
} |
|
1332 |
||
1333 |
node->appendStyleProperty(fontStyle, attributes.id); |
|
1334 |
} |
|
1335 |
||
1336 |
static void parseTransform(QSvgNode *node, |
|
1337 |
const QSvgAttributes &attributes, |
|
1338 |
QSvgHandler *) |
|
1339 |
{
|
|
1340 |
if (attributes.transform.isEmpty()) |
|
1341 |
return; |
|
1342 |
QMatrix matrix = parseTransformationMatrix(trimRef(attributes.transform)); |
|
1343 |
||
1344 |
if (!matrix.isIdentity()) {
|
|
1345 |
node->appendStyleProperty(new QSvgTransformStyle(QTransform(matrix)), attributes.id); |
|
1346 |
} |
|
1347 |
||
1348 |
} |
|
1349 |
||
1350 |
static void parseVisibility(QSvgNode *node, |
|
1351 |
const QSvgAttributes &attributes, |
|
1352 |
QSvgHandler *) |
|
1353 |
{
|
|
1354 |
QSvgNode *parent = node->parent(); |
|
1355 |
||
1356 |
if (parent && (attributes.visibility.isEmpty() || attributes.visibility == QT_INHERIT)) |
|
1357 |
node->setVisible(parent->isVisible()); |
|
1358 |
else if (attributes.visibility == QLatin1String("hidden") || attributes.visibility == QLatin1String("collapse")) {
|
|
1359 |
node->setVisible(false); |
|
1360 |
} else |
|
1361 |
node->setVisible(true); |
|
1362 |
} |
|
1363 |
||
1364 |
static void pathArcSegment(QPainterPath &path, |
|
1365 |
qreal xc, qreal yc, |
|
1366 |
qreal th0, qreal th1, |
|
1367 |
qreal rx, qreal ry, qreal xAxisRotation) |
|
1368 |
{
|
|
1369 |
qreal sinTh, cosTh; |
|
1370 |
qreal a00, a01, a10, a11; |
|
1371 |
qreal x1, y1, x2, y2, x3, y3; |
|
1372 |
qreal t; |
|
1373 |
qreal thHalf; |
|
1374 |
||
1375 |
sinTh = qSin(xAxisRotation * (Q_PI / 180.0)); |
|
1376 |
cosTh = qCos(xAxisRotation * (Q_PI / 180.0)); |
|
1377 |
||
1378 |
a00 = cosTh * rx; |
|
1379 |
a01 = -sinTh * ry; |
|
1380 |
a10 = sinTh * rx; |
|
1381 |
a11 = cosTh * ry; |
|
1382 |
||
1383 |
thHalf = 0.5 * (th1 - th0); |
|
1384 |
t = (8.0 / 3.0) * qSin(thHalf * 0.5) * qSin(thHalf * 0.5) / qSin(thHalf); |
|
1385 |
x1 = xc + qCos(th0) - t * qSin(th0); |
|
1386 |
y1 = yc + qSin(th0) + t * qCos(th0); |
|
1387 |
x3 = xc + qCos(th1); |
|
1388 |
y3 = yc + qSin(th1); |
|
1389 |
x2 = x3 + t * qSin(th1); |
|
1390 |
y2 = y3 - t * qCos(th1); |
|
1391 |
||
1392 |
path.cubicTo(a00 * x1 + a01 * y1, a10 * x1 + a11 * y1, |
|
1393 |
a00 * x2 + a01 * y2, a10 * x2 + a11 * y2, |
|
1394 |
a00 * x3 + a01 * y3, a10 * x3 + a11 * y3); |
|
1395 |
} |
|
1396 |
||
1397 |
// the arc handling code underneath is from XSVG (BSD license) |
|
1398 |
/* |
|
1399 |
* Copyright 2002 USC/Information Sciences Institute |
|
1400 |
* |
|
1401 |
* Permission to use, copy, modify, distribute, and sell this software |
|
1402 |
* and its documentation for any purpose is hereby granted without |
|
1403 |
* fee, provided that the above copyright notice appear in all copies |
|
1404 |
* and that both that copyright notice and this permission notice |
|
1405 |
* appear in supporting documentation, and that the name of |
|
1406 |
* Information Sciences Institute not be used in advertising or |
|
1407 |
* publicity pertaining to distribution of the software without |
|
1408 |
* specific, written prior permission. Information Sciences Institute |
|
1409 |
* makes no representations about the suitability of this software for |
|
1410 |
* any purpose. It is provided "as is" without express or implied |
|
1411 |
* warranty. |
|
1412 |
* |
|
1413 |
* INFORMATION SCIENCES INSTITUTE DISCLAIMS ALL WARRANTIES WITH REGARD |
|
1414 |
* TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF |
|
1415 |
* MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL INFORMATION SCIENCES |
|
1416 |
* INSTITUTE BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL |
|
1417 |
* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA |
|
1418 |
* OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
|
1419 |
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
|
1420 |
* PERFORMANCE OF THIS SOFTWARE. |
|
1421 |
* |
|
1422 |
*/ |
|
1423 |
static void pathArc(QPainterPath &path, |
|
1424 |
qreal rx, |
|
1425 |
qreal ry, |
|
1426 |
qreal x_axis_rotation, |
|
1427 |
int large_arc_flag, |
|
1428 |
int sweep_flag, |
|
1429 |
qreal x, |
|
1430 |
qreal y, |
|
1431 |
qreal curx, qreal cury) |
|
1432 |
{
|
|
1433 |
qreal sin_th, cos_th; |
|
1434 |
qreal a00, a01, a10, a11; |
|
1435 |
qreal x0, y0, x1, y1, xc, yc; |
|
1436 |
qreal d, sfactor, sfactor_sq; |
|
1437 |
qreal th0, th1, th_arc; |
|
1438 |
int i, n_segs; |
|
1439 |
qreal dx, dy, dx1, dy1, Pr1, Pr2, Px, Py, check; |
|
1440 |
||
1441 |
rx = qAbs(rx); |
|
1442 |
ry = qAbs(ry); |
|
1443 |
||
1444 |
sin_th = qSin(x_axis_rotation * (Q_PI / 180.0)); |
|
1445 |
cos_th = qCos(x_axis_rotation * (Q_PI / 180.0)); |
|
1446 |
||
1447 |
dx = (curx - x) / 2.0; |
|
1448 |
dy = (cury - y) / 2.0; |
|
1449 |
dx1 = cos_th * dx + sin_th * dy; |
|
1450 |
dy1 = -sin_th * dx + cos_th * dy; |
|
1451 |
Pr1 = rx * rx; |
|
1452 |
Pr2 = ry * ry; |
|
1453 |
Px = dx1 * dx1; |
|
1454 |
Py = dy1 * dy1; |
|
1455 |
/* Spec : check if radii are large enough */ |
|
1456 |
check = Px / Pr1 + Py / Pr2; |
|
1457 |
if (check > 1) {
|
|
1458 |
rx = rx * qSqrt(check); |
|
1459 |
ry = ry * qSqrt(check); |
|
1460 |
} |
|
1461 |
||
1462 |
a00 = cos_th / rx; |
|
1463 |
a01 = sin_th / rx; |
|
1464 |
a10 = -sin_th / ry; |
|
1465 |
a11 = cos_th / ry; |
|
1466 |
x0 = a00 * curx + a01 * cury; |
|
1467 |
y0 = a10 * curx + a11 * cury; |
|
1468 |
x1 = a00 * x + a01 * y; |
|
1469 |
y1 = a10 * x + a11 * y; |
|
1470 |
/* (x0, y0) is current point in transformed coordinate space. |
|
1471 |
(x1, y1) is new point in transformed coordinate space. |
|
1472 |
||
1473 |
The arc fits a unit-radius circle in this space. |
|
1474 |
*/ |
|
1475 |
d = (x1 - x0) * (x1 - x0) + (y1 - y0) * (y1 - y0); |
|
1476 |
sfactor_sq = 1.0 / d - 0.25; |
|
1477 |
if (sfactor_sq < 0) sfactor_sq = 0; |
|
1478 |
sfactor = qSqrt(sfactor_sq); |
|
1479 |
if (sweep_flag == large_arc_flag) sfactor = -sfactor; |
|
1480 |
xc = 0.5 * (x0 + x1) - sfactor * (y1 - y0); |
|
1481 |
yc = 0.5 * (y0 + y1) + sfactor * (x1 - x0); |
|
1482 |
/* (xc, yc) is center of the circle. */ |
|
1483 |
||
|
3
41300fa6a67c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
1484 |
th0 = qAtan2(y0 - yc, x0 - xc); |
|
41300fa6a67c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
1485 |
th1 = qAtan2(y1 - yc, x1 - xc); |
| 0 | 1486 |
|
1487 |
th_arc = th1 - th0; |
|
1488 |
if (th_arc < 0 && sweep_flag) |
|
1489 |
th_arc += 2 * Q_PI; |
|
1490 |
else if (th_arc > 0 && !sweep_flag) |
|
1491 |
th_arc -= 2 * Q_PI; |
|
1492 |
||
1493 |
n_segs = qCeil(qAbs(th_arc / (Q_PI * 0.5 + 0.001))); |
|
1494 |
||
1495 |
for (i = 0; i < n_segs; i++) {
|
|
1496 |
pathArcSegment(path, xc, yc, |
|
1497 |
th0 + i * th_arc / n_segs, |
|
1498 |
th0 + (i + 1) * th_arc / n_segs, |
|
1499 |
rx, ry, x_axis_rotation); |
|
1500 |
} |
|
1501 |
} |
|
1502 |
||
1503 |
static bool parsePathDataFast(const QStringRef &dataStr, QPainterPath &path) |
|
1504 |
{
|
|
1505 |
qreal x0 = 0, y0 = 0; // starting point |
|
1506 |
qreal x = 0, y = 0; // current point |
|
1507 |
char lastMode = 0; |
|
1508 |
QPointF ctrlPt; |
|
1509 |
const QChar *str = dataStr.constData(); |
|
1510 |
const QChar *end = str + dataStr.size(); |
|
1511 |
||
1512 |
while (str != end) {
|
|
1513 |
while (str->isSpace()) |
|
1514 |
++str; |
|
1515 |
QChar pathElem = *str; |
|
1516 |
++str; |
|
1517 |
QChar endc = *end; |
|
1518 |
*const_cast<QChar *>(end) = 0; // parseNumbersArray requires 0-termination that QStringRef cannot guarantee |
|
1519 |
QVarLengthArray<qreal, 8> arg; |
|
1520 |
parseNumbersArray(str, arg); |
|
1521 |
*const_cast<QChar *>(end) = endc; |
|
1522 |
if (pathElem == QLatin1Char('z') || pathElem == QLatin1Char('Z'))
|
|
1523 |
arg.append(0);//dummy |
|
1524 |
const qreal *num = arg.constData(); |
|
1525 |
int count = arg.count(); |
|
1526 |
while (count > 0) {
|
|
1527 |
qreal offsetX = x; // correction offsets |
|
1528 |
qreal offsetY = y; // for relative commands |
|
1529 |
switch (pathElem.unicode()) {
|
|
1530 |
case 'm': {
|
|
1531 |
if (count < 2) {
|
|
1532 |
num++; |
|
1533 |
count--; |
|
1534 |
break; |
|
1535 |
} |
|
1536 |
x = x0 = num[0] + offsetX; |
|
1537 |
y = y0 = num[1] + offsetY; |
|
1538 |
num += 2; |
|
1539 |
count -= 2; |
|
1540 |
path.moveTo(x0, y0); |
|
1541 |
||
1542 |
// As per 1.2 spec 8.3.2 The "moveto" commands |
|
1543 |
// If a 'moveto' is followed by multiple pairs of coordinates without explicit commands, |
|
1544 |
// the subsequent pairs shall be treated as implicit 'lineto' commands. |
|
1545 |
pathElem = QLatin1Char('l');
|
|
1546 |
} |
|
1547 |
break; |
|
1548 |
case 'M': {
|
|
1549 |
if (count < 2) {
|
|
1550 |
num++; |
|
1551 |
count--; |
|
1552 |
break; |
|
1553 |
} |
|
1554 |
x = x0 = num[0]; |
|
1555 |
y = y0 = num[1]; |
|
1556 |
num += 2; |
|
1557 |
count -= 2; |
|
1558 |
path.moveTo(x0, y0); |
|
1559 |
||
1560 |
// As per 1.2 spec 8.3.2 The "moveto" commands |
|
1561 |
// If a 'moveto' is followed by multiple pairs of coordinates without explicit commands, |
|
1562 |
// the subsequent pairs shall be treated as implicit 'lineto' commands. |
|
1563 |
pathElem = QLatin1Char('L');
|
|
1564 |
} |
|
1565 |
break; |
|
1566 |
case 'z': |
|
1567 |
case 'Z': {
|
|
1568 |
x = x0; |
|
1569 |
y = y0; |
|
1570 |
count--; // skip dummy |
|
1571 |
num++; |
|
1572 |
path.closeSubpath(); |
|
1573 |
} |
|
1574 |
break; |
|
1575 |
case 'l': {
|
|
1576 |
if (count < 2) {
|
|
1577 |
num++; |
|
1578 |
count--; |
|
1579 |
break; |
|
1580 |
} |
|
|
3
41300fa6a67c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
1581 |
x = num[0] + offsetX; |
|
41300fa6a67c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
1582 |
y = num[1] + offsetY; |
| 0 | 1583 |
num += 2; |
1584 |
count -= 2; |
|
1585 |
path.lineTo(x, y); |
|
1586 |
||
1587 |
} |
|
1588 |
break; |
|
1589 |
case 'L': {
|
|
1590 |
if (count < 2) {
|
|
1591 |
num++; |
|
1592 |
count--; |
|
1593 |
break; |
|
1594 |
} |
|
|
3
41300fa6a67c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
1595 |
x = num[0]; |
|
41300fa6a67c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
1596 |
y = num[1]; |
| 0 | 1597 |
num += 2; |
1598 |
count -= 2; |
|
1599 |
path.lineTo(x, y); |
|
1600 |
} |
|
1601 |
break; |
|
1602 |
case 'h': {
|
|
1603 |
x = num[0] + offsetX; |
|
1604 |
num++; |
|
1605 |
count--; |
|
1606 |
path.lineTo(x, y); |
|
1607 |
} |
|
1608 |
break; |
|
1609 |
case 'H': {
|
|
1610 |
x = num[0]; |
|
1611 |
num++; |
|
1612 |
count--; |
|
1613 |
path.lineTo(x, y); |
|
1614 |
} |
|
1615 |
break; |
|
1616 |
case 'v': {
|
|
1617 |
y = num[0] + offsetY; |
|
1618 |
num++; |
|
1619 |
count--; |
|
1620 |
path.lineTo(x, y); |
|
1621 |
} |
|
1622 |
break; |
|
1623 |
case 'V': {
|
|
1624 |
y = num[0]; |
|
1625 |
num++; |
|
1626 |
count--; |
|
1627 |
path.lineTo(x, y); |
|
1628 |
} |
|
1629 |
break; |
|
1630 |
case 'c': {
|
|
1631 |
if (count < 6) {
|
|
1632 |
num += count; |
|
1633 |
count = 0; |
|
1634 |
break; |
|
1635 |
} |
|
1636 |
QPointF c1(num[0] + offsetX, num[1] + offsetY); |
|
1637 |
QPointF c2(num[2] + offsetX, num[3] + offsetY); |
|
1638 |
QPointF e(num[4] + offsetX, num[5] + offsetY); |
|
1639 |
num += 6; |
|
1640 |
count -= 6; |
|
1641 |
path.cubicTo(c1, c2, e); |
|
1642 |
ctrlPt = c2; |
|
1643 |
x = e.x(); |
|
1644 |
y = e.y(); |
|
1645 |
break; |
|
1646 |
} |
|
1647 |
case 'C': {
|
|
1648 |
if (count < 6) {
|
|
1649 |
num += count; |
|
1650 |
count = 0; |
|
1651 |
break; |
|
1652 |
} |
|
1653 |
QPointF c1(num[0], num[1]); |
|
1654 |
QPointF c2(num[2], num[3]); |
|
1655 |
QPointF e(num[4], num[5]); |
|
1656 |
num += 6; |
|
1657 |
count -= 6; |
|
1658 |
path.cubicTo(c1, c2, e); |
|
1659 |
ctrlPt = c2; |
|
1660 |
x = e.x(); |
|
1661 |
y = e.y(); |
|
1662 |
break; |
|
1663 |
} |
|
1664 |
case 's': {
|
|
1665 |
if (count < 4) {
|
|
1666 |
num += count; |
|
1667 |
count = 0; |
|
1668 |
break; |
|
1669 |
} |
|
1670 |
QPointF c1; |
|
1671 |
if (lastMode == 'c' || lastMode == 'C' || |
|
1672 |
lastMode == 's' || lastMode == 'S') |
|
1673 |
c1 = QPointF(2*x-ctrlPt.x(), 2*y-ctrlPt.y()); |
|
1674 |
else |
|
1675 |
c1 = QPointF(x, y); |
|
1676 |
QPointF c2(num[0] + offsetX, num[1] + offsetY); |
|
1677 |
QPointF e(num[2] + offsetX, num[3] + offsetY); |
|
1678 |
num += 4; |
|
1679 |
count -= 4; |
|
1680 |
path.cubicTo(c1, c2, e); |
|
1681 |
ctrlPt = c2; |
|
1682 |
x = e.x(); |
|
1683 |
y = e.y(); |
|
1684 |
break; |
|
1685 |
} |
|
1686 |
case 'S': {
|
|
1687 |
if (count < 4) {
|
|
1688 |
num += count; |
|
1689 |
count = 0; |
|
1690 |
break; |
|
1691 |
} |
|
1692 |
QPointF c1; |
|
1693 |
if (lastMode == 'c' || lastMode == 'C' || |
|
1694 |
lastMode == 's' || lastMode == 'S') |
|
1695 |
c1 = QPointF(2*x-ctrlPt.x(), 2*y-ctrlPt.y()); |
|
1696 |
else |
|
1697 |
c1 = QPointF(x, y); |
|
1698 |
QPointF c2(num[0], num[1]); |
|
1699 |
QPointF e(num[2], num[3]); |
|
1700 |
num += 4; |
|
1701 |
count -= 4; |
|
1702 |
path.cubicTo(c1, c2, e); |
|
1703 |
ctrlPt = c2; |
|
1704 |
x = e.x(); |
|
1705 |
y = e.y(); |
|
1706 |
break; |
|
1707 |
} |
|
1708 |
case 'q': {
|
|
1709 |
if (count < 4) {
|
|
1710 |
num += count; |
|
1711 |
count = 0; |
|
1712 |
break; |
|
1713 |
} |
|
1714 |
QPointF c(num[0] + offsetX, num[1] + offsetY); |
|
1715 |
QPointF e(num[2] + offsetX, num[3] + offsetY); |
|
1716 |
num += 4; |
|
1717 |
count -= 4; |
|
1718 |
path.quadTo(c, e); |
|
1719 |
ctrlPt = c; |
|
1720 |
x = e.x(); |
|
1721 |
y = e.y(); |
|
1722 |
break; |
|
1723 |
} |
|
1724 |
case 'Q': {
|
|
1725 |
if (count < 4) {
|
|
1726 |
num += count; |
|
1727 |
count = 0; |
|
1728 |
break; |
|
1729 |
} |
|
1730 |
QPointF c(num[0], num[1]); |
|
1731 |
QPointF e(num[2], num[3]); |
|
1732 |
num += 4; |
|
1733 |
count -= 4; |
|
1734 |
path.quadTo(c, e); |
|
1735 |
ctrlPt = c; |
|
1736 |
x = e.x(); |
|
1737 |
y = e.y(); |
|
1738 |
break; |
|
1739 |
} |
|
1740 |
case 't': {
|
|
1741 |
if (count < 2) {
|
|
1742 |
num += count; |
|
1743 |
count = 0; |
|
1744 |
break; |
|
1745 |
} |
|
1746 |
QPointF e(num[0] + offsetX, num[1] + offsetY); |
|
1747 |
num += 2; |
|
1748 |
count -= 2; |
|
1749 |
QPointF c; |
|
1750 |
if (lastMode == 'q' || lastMode == 'Q' || |
|
1751 |
lastMode == 't' || lastMode == 'T') |
|
1752 |
c = QPointF(2*x-ctrlPt.x(), 2*y-ctrlPt.y()); |
|
1753 |
else |
|
1754 |
c = QPointF(x, y); |
|
1755 |
path.quadTo(c, e); |
|
1756 |
ctrlPt = c; |
|
1757 |
x = e.x(); |
|
1758 |
y = e.y(); |
|
1759 |
break; |
|
1760 |
} |
|
1761 |
case 'T': {
|
|
1762 |
if (count < 2) {
|
|
1763 |
num += count; |
|
1764 |
count = 0; |
|
1765 |
break; |
|
1766 |
} |
|
1767 |
QPointF e(num[0], num[1]); |
|
1768 |
num += 2; |
|
1769 |
count -= 2; |
|
1770 |
QPointF c; |
|
1771 |
if (lastMode == 'q' || lastMode == 'Q' || |
|
1772 |
lastMode == 't' || lastMode == 'T') |
|
1773 |
c = QPointF(2*x-ctrlPt.x(), 2*y-ctrlPt.y()); |
|
1774 |
else |
|
1775 |
c = QPointF(x, y); |
|
1776 |
path.quadTo(c, e); |
|
1777 |
ctrlPt = c; |
|
1778 |
x = e.x(); |
|
1779 |
y = e.y(); |
|
1780 |
break; |
|
1781 |
} |
|
1782 |
case 'a': {
|
|
1783 |
if (count < 7) {
|
|
1784 |
num += count; |
|
1785 |
count = 0; |
|
1786 |
break; |
|
1787 |
} |
|
1788 |
qreal rx = (*num++); |
|
1789 |
qreal ry = (*num++); |
|
1790 |
qreal xAxisRotation = (*num++); |
|
1791 |
qreal largeArcFlag = (*num++); |
|
1792 |
qreal sweepFlag = (*num++); |
|
1793 |
qreal ex = (*num++) + offsetX; |
|
1794 |
qreal ey = (*num++) + offsetY; |
|
1795 |
count -= 7; |
|
1796 |
qreal curx = x; |
|
1797 |
qreal cury = y; |
|
1798 |
pathArc(path, rx, ry, xAxisRotation, int(largeArcFlag), |
|
1799 |
int(sweepFlag), ex, ey, curx, cury); |
|
1800 |
||
1801 |
x = ex; |
|
1802 |
y = ey; |
|
1803 |
} |
|
1804 |
break; |
|
1805 |
case 'A': {
|
|
1806 |
if (count < 7) {
|
|
1807 |
num += count; |
|
1808 |
count = 0; |
|
1809 |
break; |
|
1810 |
} |
|
1811 |
qreal rx = (*num++); |
|
1812 |
qreal ry = (*num++); |
|
1813 |
qreal xAxisRotation = (*num++); |
|
1814 |
qreal largeArcFlag = (*num++); |
|
1815 |
qreal sweepFlag = (*num++); |
|
1816 |
qreal ex = (*num++); |
|
1817 |
qreal ey = (*num++); |
|
1818 |
count -= 7; |
|
1819 |
qreal curx = x; |
|
1820 |
qreal cury = y; |
|
1821 |
pathArc(path, rx, ry, xAxisRotation, int(largeArcFlag), |
|
1822 |
int(sweepFlag), ex, ey, curx, cury); |
|
1823 |
||
1824 |
x = ex; |
|
1825 |
y = ey; |
|
1826 |
} |
|
1827 |
break; |
|
1828 |
default: |
|
1829 |
return false; |
|
1830 |
} |
|
1831 |
lastMode = pathElem.toLatin1(); |
|
1832 |
} |
|
1833 |
} |
|
1834 |
return true; |
|
1835 |
} |
|
1836 |
||
1837 |
static bool parseStyle(QSvgNode *node, |
|
1838 |
const QXmlStreamAttributes &attributes, |
|
1839 |
QSvgHandler *); |
|
1840 |
||
1841 |
static bool parseStyle(QSvgNode *node, |
|
1842 |
const QSvgAttributes &attributes, |
|
1843 |
QSvgHandler *); |
|
1844 |
||
1845 |
static void parseCSStoXMLAttrs(const QVector<QCss::Declaration> &declarations, |
|
1846 |
QXmlStreamAttributes &attributes) |
|
1847 |
{
|
|
1848 |
for (int i = 0; i < declarations.count(); ++i) {
|
|
1849 |
const QCss::Declaration &decl = declarations.at(i); |
|
1850 |
if (decl.d->property.isEmpty()) |
|
1851 |
continue; |
|
1852 |
QCss::Value val = decl.d->values.first(); |
|
1853 |
QString valueStr; |
|
1854 |
if (decl.d->values.count() != 1) {
|
|
1855 |
for (int i=0; i<decl.d->values.count(); ++i) {
|
|
1856 |
const QString &value = decl.d->values[i].toString(); |
|
1857 |
if (value.isEmpty()) |
|
1858 |
valueStr += QLatin1Char(',');
|
|
1859 |
else |
|
1860 |
valueStr += value; |
|
1861 |
} |
|
1862 |
} else {
|
|
1863 |
valueStr = val.toString(); |
|
1864 |
} |
|
1865 |
if (val.type == QCss::Value::Uri) {
|
|
1866 |
valueStr.prepend(QLatin1String("url("));
|
|
1867 |
valueStr.append(QLatin1Char(')'));
|
|
1868 |
} else if (val.type == QCss::Value::Function) {
|
|
1869 |
QStringList lst = val.variant.toStringList(); |
|
1870 |
valueStr.append(lst.at(0)); |
|
1871 |
valueStr.append(QLatin1Char('('));
|
|
1872 |
for (int i = 1; i < lst.count(); ++i) {
|
|
1873 |
valueStr.append(lst.at(i)); |
|
1874 |
if ((i +1) < lst.count()) |
|
1875 |
valueStr.append(QLatin1Char(','));
|
|
1876 |
} |
|
1877 |
valueStr.append(QLatin1Char(')'));
|
|
1878 |
} else if (val.type == QCss::Value::KnownIdentifier) {
|
|
1879 |
switch (val.variant.toInt()) {
|
|
1880 |
case QCss::Value_None: |
|
1881 |
valueStr = QLatin1String("none");
|
|
1882 |
break; |
|
1883 |
default: |
|
1884 |
break; |
|
1885 |
} |
|
1886 |
} |
|
1887 |
||
1888 |
attributes.append(QString(), decl.d->property, valueStr); |
|
1889 |
} |
|
1890 |
} |
|
1891 |
||
1892 |
void QSvgHandler::parseCSStoXMLAttrs(QString css, QVector<QSvgCssAttribute> *attributes) |
|
1893 |
{
|
|
1894 |
// preprocess (for unicode escapes), tokenize and remove comments |
|
1895 |
m_cssParser.init(css); |
|
1896 |
QString key; |
|
1897 |
||
1898 |
attributes->reserve(10); |
|
1899 |
||
1900 |
while (m_cssParser.hasNext()) {
|
|
1901 |
m_cssParser.skipSpace(); |
|
1902 |
||
1903 |
if (!m_cssParser.hasNext()) |
|
1904 |
break; |
|
1905 |
m_cssParser.next(); |
|
1906 |
||
1907 |
QStringRef name; |
|
1908 |
if (m_cssParser.hasEscapeSequences) {
|
|
1909 |
key = m_cssParser.lexem(); |
|
1910 |
name = QStringRef(&key, 0, key.length()); |
|
1911 |
} else {
|
|
1912 |
const QCss::Symbol &sym = m_cssParser.symbol(); |
|
1913 |
name = QStringRef(&sym.text, sym.start, sym.len); |
|
1914 |
} |
|
1915 |
||
1916 |
m_cssParser.skipSpace(); |
|
1917 |
if (!m_cssParser.test(QCss::COLON)) |
|
1918 |
break; |
|
1919 |
||
1920 |
m_cssParser.skipSpace(); |
|
1921 |
if (!m_cssParser.hasNext()) |
|
1922 |
break; |
|
1923 |
||
1924 |
QSvgCssAttribute attribute; |
|
1925 |
attribute.name = QXmlStreamStringRef(name); |
|
1926 |
||
1927 |
const int firstSymbol = m_cssParser.index; |
|
1928 |
int symbolCount = 0; |
|
1929 |
do {
|
|
1930 |
m_cssParser.next(); |
|
1931 |
++symbolCount; |
|
1932 |
} while (m_cssParser.hasNext() && !m_cssParser.test(QCss::SEMICOLON)); |
|
1933 |
||
1934 |
bool canExtractValueByRef = !m_cssParser.hasEscapeSequences; |
|
1935 |
if (canExtractValueByRef) {
|
|
1936 |
int len = m_cssParser.symbols.at(firstSymbol).len; |
|
1937 |
for (int i = firstSymbol + 1; i < firstSymbol + symbolCount; ++i) {
|
|
1938 |
len += m_cssParser.symbols.at(i).len; |
|
1939 |
||
1940 |
if (m_cssParser.symbols.at(i - 1).start + m_cssParser.symbols.at(i - 1).len |
|
1941 |
!= m_cssParser.symbols.at(i).start) {
|
|
1942 |
canExtractValueByRef = false; |
|
1943 |
break; |
|
1944 |
} |
|
1945 |
} |
|
1946 |
if (canExtractValueByRef) {
|
|
1947 |
const QCss::Symbol &sym = m_cssParser.symbols.at(firstSymbol); |
|
1948 |
attribute.value = QXmlStreamStringRef(QStringRef(&sym.text, sym.start, len)); |
|
1949 |
} |
|
1950 |
} |
|
1951 |
if (!canExtractValueByRef) {
|
|
1952 |
QString value; |
|
1953 |
for (int i = firstSymbol; i < m_cssParser.index - 1; ++i) |
|
1954 |
value += m_cssParser.symbols.at(i).lexem(); |
|
1955 |
attribute.value = QXmlStreamStringRef(QStringRef(&value, 0, value.length())); |
|
1956 |
} |
|
1957 |
||
1958 |
attributes->append(attribute); |
|
1959 |
||
1960 |
m_cssParser.skipSpace(); |
|
1961 |
} |
|
1962 |
} |
|
1963 |
||
1964 |
static void cssStyleLookup(QSvgNode *node, |
|
1965 |
QSvgHandler *handler, |
|
1966 |
QSvgStyleSelector *selector) |
|
1967 |
{
|
|
1968 |
QCss::StyleSelector::NodePtr cssNode; |
|
1969 |
cssNode.ptr = node; |
|
1970 |
QVector<QCss::Declaration> decls = selector->declarationsForNode(cssNode); |
|
1971 |
||
1972 |
QXmlStreamAttributes attributes; |
|
1973 |
parseCSStoXMLAttrs(decls, attributes); |
|
1974 |
parseStyle(node, attributes, handler); |
|
1975 |
} |
|
1976 |
||
1977 |
static inline QStringList stringToList(const QString &str) |
|
1978 |
{
|
|
1979 |
QStringList lst = str.split(QLatin1Char(','), QString::SkipEmptyParts);
|
|
1980 |
return lst; |
|
1981 |
} |
|
1982 |
||
1983 |
static bool parseCoreNode(QSvgNode *node, |
|
1984 |
const QXmlStreamAttributes &attributes) |
|
1985 |
{
|
|
1986 |
QStringList features; |
|
1987 |
QStringList extensions; |
|
1988 |
QStringList languages; |
|
1989 |
QStringList formats; |
|
1990 |
QStringList fonts; |
|
1991 |
QString xmlClassStr; |
|
1992 |
||
1993 |
for (int i = 0; i < attributes.count(); ++i) {
|
|
1994 |
const QXmlStreamAttribute &attribute = attributes.at(i); |
|
1995 |
QStringRef name = attribute.qualifiedName(); |
|
1996 |
if (name.isEmpty()) |
|
1997 |
continue; |
|
1998 |
QStringRef value = attribute.value(); |
|
1999 |
switch (name.at(0).unicode()) {
|
|
2000 |
case 'c': |
|
2001 |
if (name == QLatin1String("class"))
|
|
2002 |
xmlClassStr = value.toString(); |
|
2003 |
break; |
|
2004 |
case 'r': |
|
2005 |
if (name == QLatin1String("requiredFeatures"))
|
|
2006 |
features = stringToList(value.toString()); |
|
2007 |
else if (name == QLatin1String("requiredExtensions"))
|
|
2008 |
extensions = stringToList(value.toString()); |
|
2009 |
else if (name == QLatin1String("requiredFormats"))
|
|
2010 |
formats = stringToList(value.toString()); |
|
2011 |
else if (name == QLatin1String("requiredFonts"))
|
|
2012 |
fonts = stringToList(value.toString()); |
|
2013 |
break; |
|
2014 |
case 's': |
|
2015 |
if (name == QLatin1String("systemLanguage"))
|
|
2016 |
languages = stringToList(value.toString()); |
|
2017 |
break; |
|
2018 |
default: |
|
2019 |
break; |
|
2020 |
} |
|
2021 |
} |
|
2022 |
||
2023 |
node->setRequiredFeatures(features); |
|
2024 |
node->setRequiredExtensions(extensions); |
|
2025 |
node->setRequiredLanguages(languages); |
|
2026 |
node->setRequiredFormats(formats); |
|
2027 |
node->setRequiredFonts(fonts); |
|
2028 |
node->setNodeId(someId(attributes)); |
|
2029 |
node->setXmlClass(xmlClassStr); |
|
2030 |
||
2031 |
return true; |
|
2032 |
} |
|
2033 |
||
2034 |
static void parseOpacity(QSvgNode *node, |
|
2035 |
const QSvgAttributes &attributes, |
|
2036 |
QSvgHandler *) |
|
2037 |
{
|
|
2038 |
if (attributes.opacity.isEmpty()) |
|
2039 |
return; |
|
2040 |
||
2041 |
const QString value = attributes.opacity.toString().trimmed(); |
|
2042 |
||
2043 |
bool ok = false; |
|
2044 |
qreal op = value.toDouble(&ok); |
|
2045 |
||
2046 |
if (ok) {
|
|
2047 |
QSvgOpacityStyle *opacity = new QSvgOpacityStyle(qBound(qreal(0.0), op, qreal(1.0))); |
|
2048 |
node->appendStyleProperty(opacity, attributes.id); |
|
2049 |
} |
|
2050 |
} |
|
2051 |
||
2052 |
static QPainter::CompositionMode svgToQtCompositionMode(const QString &op) |
|
2053 |
{
|
|
2054 |
#define NOOP qDebug()<<"Operation: "<<op<<" is not implemented" |
|
2055 |
if (op == QLatin1String("clear")) {
|
|
2056 |
return QPainter::CompositionMode_Clear; |
|
2057 |
} else if (op == QLatin1String("src")) {
|
|
2058 |
return QPainter::CompositionMode_Source; |
|
2059 |
} else if (op == QLatin1String("dst")) {
|
|
2060 |
return QPainter::CompositionMode_Destination; |
|
2061 |
} else if (op == QLatin1String("src-over")) {
|
|
2062 |
return QPainter::CompositionMode_SourceOver; |
|
2063 |
} else if (op == QLatin1String("dst-over")) {
|
|
2064 |
return QPainter::CompositionMode_DestinationOver; |
|
2065 |
} else if (op == QLatin1String("src-in")) {
|
|
2066 |
return QPainter::CompositionMode_SourceIn; |
|
2067 |
} else if (op == QLatin1String("dst-in")) {
|
|
2068 |
return QPainter::CompositionMode_DestinationIn; |
|
2069 |
} else if (op == QLatin1String("src-out")) {
|
|
2070 |
return QPainter::CompositionMode_SourceOut; |
|
2071 |
} else if (op == QLatin1String("dst-out")) {
|
|
2072 |
return QPainter::CompositionMode_DestinationOut; |
|
2073 |
} else if (op == QLatin1String("src-atop")) {
|
|
2074 |
return QPainter::CompositionMode_SourceAtop; |
|
2075 |
} else if (op == QLatin1String("dst-atop")) {
|
|
2076 |
return QPainter::CompositionMode_DestinationAtop; |
|
2077 |
} else if (op == QLatin1String("xor")) {
|
|
2078 |
return QPainter::CompositionMode_Xor; |
|
2079 |
} else if (op == QLatin1String("plus")) {
|
|
2080 |
return QPainter::CompositionMode_Plus; |
|
2081 |
} else if (op == QLatin1String("multiply")) {
|
|
2082 |
return QPainter::CompositionMode_Multiply; |
|
2083 |
} else if (op == QLatin1String("screen")) {
|
|
2084 |
return QPainter::CompositionMode_Screen; |
|
2085 |
} else if (op == QLatin1String("overlay")) {
|
|
2086 |
return QPainter::CompositionMode_Overlay; |
|
2087 |
} else if (op == QLatin1String("darken")) {
|
|
2088 |
return QPainter::CompositionMode_Darken; |
|
2089 |
} else if (op == QLatin1String("lighten")) {
|
|
2090 |
return QPainter::CompositionMode_Lighten; |
|
2091 |
} else if (op == QLatin1String("color-dodge")) {
|
|
2092 |
return QPainter::CompositionMode_ColorDodge; |
|
2093 |
} else if (op == QLatin1String("color-burn")) {
|
|
2094 |
return QPainter::CompositionMode_ColorBurn; |
|
2095 |
} else if (op == QLatin1String("hard-light")) {
|
|
2096 |
return QPainter::CompositionMode_HardLight; |
|
2097 |
} else if (op == QLatin1String("soft-light")) {
|
|
2098 |
return QPainter::CompositionMode_SoftLight; |
|
2099 |
} else if (op == QLatin1String("difference")) {
|
|
2100 |
return QPainter::CompositionMode_Difference; |
|
2101 |
} else if (op == QLatin1String("exclusion")) {
|
|
2102 |
return QPainter::CompositionMode_Exclusion; |
|
2103 |
} else {
|
|
2104 |
NOOP; |
|
2105 |
} |
|
2106 |
||
2107 |
return QPainter::CompositionMode_SourceOver; |
|
2108 |
} |
|
2109 |
||
2110 |
static void parseCompOp(QSvgNode *node, |
|
2111 |
const QSvgAttributes &attributes, |
|
2112 |
QSvgHandler *) |
|
2113 |
{
|
|
2114 |
if (attributes.compOp.isEmpty()) |
|
2115 |
return; |
|
2116 |
QString value = attributes.compOp.toString().trimmed(); |
|
2117 |
||
2118 |
if (!value.isEmpty()) {
|
|
2119 |
QSvgCompOpStyle *compop = new QSvgCompOpStyle(svgToQtCompositionMode(value)); |
|
2120 |
node->appendStyleProperty(compop, attributes.id); |
|
2121 |
} |
|
2122 |
} |
|
2123 |
||
2124 |
static inline QSvgNode::DisplayMode displayStringToEnum(const QString &str) |
|
2125 |
{
|
|
2126 |
if (str == QLatin1String("inline")) {
|
|
2127 |
return QSvgNode::InlineMode; |
|
2128 |
} else if (str == QLatin1String("block")) {
|
|
2129 |
return QSvgNode::BlockMode; |
|
2130 |
} else if (str == QLatin1String("list-item")) {
|
|
2131 |
return QSvgNode::ListItemMode; |
|
2132 |
} else if (str == QLatin1String("run-in")) {
|
|
2133 |
return QSvgNode::RunInMode; |
|
2134 |
} else if (str == QLatin1String("compact")) {
|
|
2135 |
return QSvgNode::CompactMode; |
|
2136 |
} else if (str == QLatin1String("marker")) {
|
|
2137 |
return QSvgNode::MarkerMode; |
|
2138 |
} else if (str == QLatin1String("table")) {
|
|
2139 |
return QSvgNode::TableMode; |
|
2140 |
} else if (str == QLatin1String("inline-table")) {
|
|
2141 |
return QSvgNode::InlineTableMode; |
|
2142 |
} else if (str == QLatin1String("table-row")) {
|
|
2143 |
return QSvgNode::TableRowGroupMode; |
|
2144 |
} else if (str == QLatin1String("table-header-group")) {
|
|
2145 |
return QSvgNode::TableHeaderGroupMode; |
|
2146 |
} else if (str == QLatin1String("table-footer-group")) {
|
|
2147 |
return QSvgNode::TableFooterGroupMode; |
|
2148 |
} else if (str == QLatin1String("table-row")) {
|
|
2149 |
return QSvgNode::TableRowMode; |
|
2150 |
} else if (str == QLatin1String("table-column-group")) {
|
|
2151 |
return QSvgNode::TableColumnGroupMode; |
|
2152 |
} else if (str == QLatin1String("table-column")) {
|
|
2153 |
return QSvgNode::TableColumnMode; |
|
2154 |
} else if (str == QLatin1String("table-cell")) {
|
|
2155 |
return QSvgNode::TableCellMode; |
|
2156 |
} else if (str == QLatin1String("table-caption")) {
|
|
2157 |
return QSvgNode::TableCaptionMode; |
|
2158 |
} else if (str == QLatin1String("none")) {
|
|
2159 |
return QSvgNode::NoneMode; |
|
2160 |
} else if (str == QT_INHERIT) {
|
|
2161 |
return QSvgNode::InheritMode; |
|
2162 |
} |
|
2163 |
return QSvgNode::BlockMode; |
|
2164 |
} |
|
2165 |
||
2166 |
static void parseOthers(QSvgNode *node, |
|
2167 |
const QSvgAttributes &attributes, |
|
2168 |
QSvgHandler *) |
|
2169 |
{
|
|
2170 |
if (attributes.display.isEmpty()) |
|
2171 |
return; |
|
2172 |
QString displayStr = attributes.display.toString().trimmed(); |
|
2173 |
||
2174 |
if (!displayStr.isEmpty()) {
|
|
2175 |
node->setDisplayMode(displayStringToEnum(displayStr)); |
|
2176 |
} |
|
2177 |
} |
|
2178 |
||
2179 |
static bool parseStyle(QSvgNode *node, |
|
2180 |
const QSvgAttributes &attributes, |
|
2181 |
QSvgHandler *handler) |
|
2182 |
{
|
|
2183 |
parseColor(node, attributes, handler); |
|
2184 |
parseBrush(node, attributes, handler); |
|
2185 |
parsePen(node, attributes, handler); |
|
2186 |
parseFont(node, attributes, handler); |
|
2187 |
parseTransform(node, attributes, handler); |
|
2188 |
parseVisibility(node, attributes, handler); |
|
2189 |
parseOpacity(node, attributes, handler); |
|
2190 |
parseCompOp(node, attributes, handler); |
|
2191 |
parseOthers(node, attributes, handler); |
|
2192 |
#if 0 |
|
2193 |
value = attributes.value("audio-level");
|
|
2194 |
||
2195 |
value = attributes.value("color-rendering");
|
|
2196 |
||
2197 |
value = attributes.value("display-align");
|
|
2198 |
||
2199 |
value = attributes.value("image-rendering");
|
|
2200 |
||
2201 |
value = attributes.value("line-increment");
|
|
2202 |
||
2203 |
value = attributes.value("pointer-events");
|
|
2204 |
||
2205 |
value = attributes.value("shape-rendering");
|
|
2206 |
||
2207 |
value = attributes.value("solid-color");
|
|
2208 |
||
2209 |
value = attributes.value("solid-opacity");
|
|
2210 |
||
2211 |
value = attributes.value("text-rendering");
|
|
2212 |
||
2213 |
value = attributes.value("vector-effect");
|
|
2214 |
||
2215 |
value = attributes.value("viewport-fill");
|
|
2216 |
||
2217 |
value = attributes.value("viewport-fill-opacity");
|
|
2218 |
#endif |
|
2219 |
return true; |
|
2220 |
} |
|
2221 |
||
2222 |
static bool parseStyle(QSvgNode *node, |
|
2223 |
const QXmlStreamAttributes &attrs, |
|
2224 |
QSvgHandler *handler) |
|
2225 |
{
|
|
2226 |
return parseStyle(node, QSvgAttributes(attrs, handler), handler); |
|
2227 |
} |
|
2228 |
||
2229 |
static bool parseAnchorNode(QSvgNode *parent, |
|
2230 |
const QXmlStreamAttributes &attributes, |
|
2231 |
QSvgHandler *) |
|
2232 |
{
|
|
2233 |
Q_UNUSED(parent); Q_UNUSED(attributes); |
|
2234 |
return true; |
|
2235 |
} |
|
2236 |
||
2237 |
static bool parseAnimateNode(QSvgNode *parent, |
|
2238 |
const QXmlStreamAttributes &attributes, |
|
2239 |
QSvgHandler *) |
|
2240 |
{
|
|
2241 |
Q_UNUSED(parent); Q_UNUSED(attributes); |
|
2242 |
return true; |
|
2243 |
} |
|
2244 |
||
2245 |
static bool parseAnimateColorNode(QSvgNode *parent, |
|
2246 |
const QXmlStreamAttributes &attributes, |
|
2247 |
QSvgHandler *handler) |
|
2248 |
{
|
|
2249 |
QString typeStr = attributes.value(QLatin1String("type")).toString();
|
|
2250 |
QStringRef fromStr = attributes.value(QLatin1String("from"));
|
|
2251 |
QStringRef toStr = attributes.value(QLatin1String("to"));
|
|
2252 |
QString valuesStr = attributes.value(QLatin1String("values")).toString();
|
|
2253 |
QString beginStr = attributes.value(QLatin1String("begin")).toString();
|
|
2254 |
QString durStr = attributes.value(QLatin1String("dur")).toString();
|
|
2255 |
QString targetStr = attributes.value(QLatin1String("attributeName")).toString();
|
|
2256 |
QString repeatStr = attributes.value(QLatin1String("repeatCount")).toString();
|
|
2257 |
QString fillStr = attributes.value(QLatin1String("fill")).toString();
|
|
2258 |
||
2259 |
QList<QColor> colors; |
|
2260 |
if (valuesStr.isEmpty()) {
|
|
2261 |
QColor startColor, endColor; |
|
2262 |
resolveColor(fromStr, startColor, handler); |
|
2263 |
resolveColor(toStr, endColor, handler); |
|
2264 |
colors.append(startColor); |
|
2265 |
colors.append(endColor); |
|
2266 |
} else {
|
|
2267 |
QStringList str = valuesStr.split(QLatin1Char(';'));
|
|
2268 |
QStringList::const_iterator itr; |
|
2269 |
for (itr = str.constBegin(); itr != str.constEnd(); ++itr) {
|
|
2270 |
QColor color; |
|
2271 |
QString str = *itr; |
|
2272 |
resolveColor(QStringRef(&str), color, handler); |
|
2273 |
colors.append(color); |
|
2274 |
} |
|
2275 |
} |
|
2276 |
||
2277 |
int ms = 1000; |
|
2278 |
beginStr = beginStr.trimmed(); |
|
2279 |
if (beginStr.endsWith(QLatin1String("ms"))) {
|
|
2280 |
beginStr.chop(2); |
|
2281 |
ms = 1; |
|
2282 |
} else if (beginStr.endsWith(QLatin1String("s"))) {
|
|
2283 |
beginStr.chop(1); |
|
2284 |
} |
|
2285 |
durStr = durStr.trimmed(); |
|
2286 |
if (durStr.endsWith(QLatin1String("ms"))) {
|
|
2287 |
durStr.chop(2); |
|
2288 |
ms = 1; |
|
2289 |
} else if (durStr.endsWith(QLatin1String("s"))) {
|
|
2290 |
durStr.chop(1); |
|
2291 |
} |
|
2292 |
int begin = static_cast<int>(toDouble(beginStr) * ms); |
|
2293 |
int end = static_cast<int>((toDouble(durStr) + begin) * ms); |
|
2294 |
||
2295 |
QSvgAnimateColor *anim = new QSvgAnimateColor(begin, end, 0); |
|
2296 |
anim->setArgs((targetStr == QLatin1String("fill")), colors);
|
|
2297 |
anim->setFreeze(fillStr == QLatin1String("freeze"));
|
|
2298 |
anim->setRepeatCount( |
|
2299 |
(repeatStr == QLatin1String("indefinite")) ? -1 :
|
|
2300 |
(repeatStr == QLatin1String("")) ? 1 : toDouble(repeatStr));
|
|
2301 |
||
2302 |
parent->appendStyleProperty(anim, someId(attributes)); |
|
2303 |
parent->document()->setAnimated(true); |
|
2304 |
handler->setAnimPeriod(begin, end); |
|
2305 |
return true; |
|
2306 |
} |
|
2307 |
||
2308 |
static bool parseAimateMotionNode(QSvgNode *parent, |
|
2309 |
const QXmlStreamAttributes &attributes, |
|
2310 |
QSvgHandler *) |
|
2311 |
{
|
|
2312 |
Q_UNUSED(parent); Q_UNUSED(attributes); |
|
2313 |
return true; |
|
2314 |
} |
|
2315 |
||
2316 |
static void parseNumberTriplet(QVector<qreal> &values, const QChar *&s) |
|
2317 |
{
|
|
2318 |
QVector<qreal> list = parseNumbersList(s); |
|
2319 |
values << list; |
|
2320 |
for (int i = 3 - list.size(); i > 0; --i) |
|
2321 |
values.append(0.0); |
|
2322 |
} |
|
2323 |
||
2324 |
static bool parseAnimateTransformNode(QSvgNode *parent, |
|
2325 |
const QXmlStreamAttributes &attributes, |
|
2326 |
QSvgHandler *handler) |
|
2327 |
{
|
|
2328 |
QString typeStr = attributes.value(QLatin1String("type")).toString();
|
|
2329 |
QString values = attributes.value(QLatin1String("values")).toString();
|
|
2330 |
QString beginStr = attributes.value(QLatin1String("begin")).toString();
|
|
2331 |
QString durStr = attributes.value(QLatin1String("dur")).toString();
|
|
2332 |
QString targetStr = attributes.value(QLatin1String("attributeName")).toString();
|
|
2333 |
QString repeatStr = attributes.value(QLatin1String("repeatCount")).toString();
|
|
2334 |
QString fillStr = attributes.value(QLatin1String("fill")).toString();
|
|
2335 |
QString fromStr = attributes.value(QLatin1String("from")).toString();
|
|
2336 |
QString toStr = attributes.value(QLatin1String("to")).toString();
|
|
2337 |
QString byStr = attributes.value(QLatin1String("by")).toString();
|
|
2338 |
QString addtv = attributes.value(QLatin1String("additive")).toString();
|
|
2339 |
||
2340 |
QSvgAnimateTransform::Additive additive = QSvgAnimateTransform::Replace; |
|
2341 |
if (addtv == QLatin1String("sum"))
|
|
2342 |
additive = QSvgAnimateTransform::Sum; |
|
2343 |
||
2344 |
QVector<qreal> vals; |
|
2345 |
if (values.isEmpty()) {
|
|
2346 |
const QChar *s; |
|
2347 |
if (fromStr.isEmpty()) {
|
|
2348 |
if (!byStr.isEmpty()) {
|
|
2349 |
// By-animation. |
|
2350 |
additive = QSvgAnimateTransform::Sum; |
|
2351 |
vals.append(0.0); |
|
2352 |
vals.append(0.0); |
|
2353 |
vals.append(0.0); |
|
2354 |
parseNumberTriplet(vals, s = byStr.constData()); |
|
2355 |
} else {
|
|
2356 |
// To-animation not defined. |
|
2357 |
return false; |
|
2358 |
} |
|
2359 |
} else {
|
|
2360 |
if (!toStr.isEmpty()) {
|
|
2361 |
// From-to-animation. |
|
2362 |
parseNumberTriplet(vals, s = fromStr.constData()); |
|
2363 |
parseNumberTriplet(vals, s = toStr.constData()); |
|
2364 |
} else if (!byStr.isEmpty()) {
|
|
2365 |
// From-by-animation. |
|
2366 |
parseNumberTriplet(vals, s = fromStr.constData()); |
|
2367 |
parseNumberTriplet(vals, s = byStr.constData()); |
|
2368 |
for (int i = vals.size() - 3; i < vals.size(); ++i) |
|
2369 |
vals[i] += vals[i - 3]; |
|
2370 |
} else {
|
|
2371 |
return false; |
|
2372 |
} |
|
2373 |
} |
|
2374 |
} else {
|
|
2375 |
const QChar *s = values.constData(); |
|
2376 |
while (s && *s != QLatin1Char(0)) {
|
|
2377 |
parseNumberTriplet(vals, s); |
|
2378 |
if (*s == QLatin1Char(0)) |
|
2379 |
break; |
|
2380 |
++s; |
|
2381 |
} |
|
2382 |
} |
|
2383 |
||
2384 |
int ms = 1000; |
|
2385 |
beginStr = beginStr.trimmed(); |
|
2386 |
if (beginStr.endsWith(QLatin1String("ms"))) {
|
|
2387 |
beginStr.chop(2); |
|
2388 |
ms = 1; |
|
2389 |
} else if (beginStr.endsWith(QLatin1String("s"))) {
|
|
2390 |
beginStr.chop(1); |
|
2391 |
} |
|
2392 |
int begin = static_cast<int>(toDouble(beginStr) * ms); |
|
2393 |
durStr = durStr.trimmed(); |
|
2394 |
if (durStr.endsWith(QLatin1String("ms"))) {
|
|
2395 |
durStr.chop(2); |
|
2396 |
ms = 1; |
|
2397 |
} else if (durStr.endsWith(QLatin1String("s"))) {
|
|
2398 |
durStr.chop(1); |
|
2399 |
ms = 1000; |
|
2400 |
} |
|
2401 |
int end = static_cast<int>(toDouble(durStr)*ms) + begin; |
|
2402 |
||
2403 |
QSvgAnimateTransform::TransformType type = QSvgAnimateTransform::Empty; |
|
2404 |
if (typeStr == QLatin1String("translate")) {
|
|
2405 |
type = QSvgAnimateTransform::Translate; |
|
2406 |
} else if (typeStr == QLatin1String("scale")) {
|
|
2407 |
type = QSvgAnimateTransform::Scale; |
|
2408 |
} else if (typeStr == QLatin1String("rotate")) {
|
|
2409 |
type = QSvgAnimateTransform::Rotate; |
|
2410 |
} else if (typeStr == QLatin1String("skewX")) {
|
|
2411 |
type = QSvgAnimateTransform::SkewX; |
|
2412 |
} else if (typeStr == QLatin1String("skewY")) {
|
|
2413 |
type = QSvgAnimateTransform::SkewY; |
|
2414 |
} else {
|
|
2415 |
return false; |
|
2416 |
} |
|
2417 |
||
2418 |
QSvgAnimateTransform *anim = new QSvgAnimateTransform(begin, end, 0); |
|
2419 |
anim->setArgs(type, additive, vals); |
|
2420 |
anim->setFreeze(fillStr == QLatin1String("freeze"));
|
|
2421 |
anim->setRepeatCount( |
|
2422 |
(repeatStr == QLatin1String("indefinite"))? -1 :
|
|
2423 |
(repeatStr == QLatin1String(""))? 1 : toDouble(repeatStr));
|
|
2424 |
||
2425 |
parent->appendStyleProperty(anim, someId(attributes)); |
|
2426 |
parent->document()->setAnimated(true); |
|
2427 |
handler->setAnimPeriod(begin, end); |
|
2428 |
return true; |
|
2429 |
} |
|
2430 |
||
2431 |
static QSvgNode * createAnimationNode(QSvgNode *parent, |
|
2432 |
const QXmlStreamAttributes &attributes, |
|
2433 |
QSvgHandler *) |
|
2434 |
{
|
|
2435 |
Q_UNUSED(parent); Q_UNUSED(attributes); |
|
2436 |
return 0; |
|
2437 |
} |
|
2438 |
||
2439 |
static bool parseAudioNode(QSvgNode *parent, |
|
2440 |
const QXmlStreamAttributes &attributes, |
|
2441 |
QSvgHandler *) |
|
2442 |
{
|
|
2443 |
Q_UNUSED(parent); Q_UNUSED(attributes); |
|
2444 |
return true; |
|
2445 |
} |
|
2446 |
||
2447 |
static QSvgNode *createCircleNode(QSvgNode *parent, |
|
2448 |
const QXmlStreamAttributes &attributes, |
|
2449 |
QSvgHandler *) |
|
2450 |
{
|
|
2451 |
QString cx = attributes.value(QLatin1String("cx")).toString();
|
|
2452 |
QString cy = attributes.value(QLatin1String("cy")).toString();
|
|
2453 |
QString r = attributes.value(QLatin1String("r")).toString();
|
|
2454 |
qreal ncx = toDouble(cx); |
|
2455 |
qreal ncy = toDouble(cy); |
|
2456 |
qreal nr = toDouble(r); |
|
2457 |
||
2458 |
QRectF rect(ncx-nr, ncy-nr, nr*2, nr*2); |
|
2459 |
QSvgNode *circle = new QSvgCircle(parent, rect); |
|
2460 |
return circle; |
|
2461 |
} |
|
2462 |
||
2463 |
static QSvgNode *createDefsNode(QSvgNode *parent, |
|
2464 |
const QXmlStreamAttributes &attributes, |
|
2465 |
QSvgHandler *) |
|
2466 |
{
|
|
2467 |
Q_UNUSED(attributes); |
|
2468 |
QSvgDefs *defs = new QSvgDefs(parent); |
|
2469 |
return defs; |
|
2470 |
} |
|
2471 |
||
2472 |
static bool parseDescNode(QSvgNode *parent, |
|
2473 |
const QXmlStreamAttributes &attributes, |
|
2474 |
QSvgHandler *) |
|
2475 |
{
|
|
2476 |
Q_UNUSED(parent); Q_UNUSED(attributes); |
|
2477 |
return true; |
|
2478 |
} |
|
2479 |
||
2480 |
static bool parseDiscardNode(QSvgNode *parent, |
|
2481 |
const QXmlStreamAttributes &attributes, |
|
2482 |
QSvgHandler *) |
|
2483 |
{
|
|
2484 |
Q_UNUSED(parent); Q_UNUSED(attributes); |
|
2485 |
return true; |
|
2486 |
} |
|
2487 |
||
2488 |
static QSvgNode *createEllipseNode(QSvgNode *parent, |
|
2489 |
const QXmlStreamAttributes &attributes, |
|
2490 |
QSvgHandler *) |
|
2491 |
{
|
|
2492 |
QString cx = attributes.value(QLatin1String("cx")).toString();
|
|
2493 |
QString cy = attributes.value(QLatin1String("cy")).toString();
|
|
2494 |
QString rx = attributes.value(QLatin1String("rx")).toString();
|
|
2495 |
QString ry = attributes.value(QLatin1String("ry")).toString();
|
|
2496 |
qreal ncx = toDouble(cx); |
|
2497 |
qreal ncy = toDouble(cy); |
|
2498 |
qreal nrx = toDouble(rx); |
|
2499 |
qreal nry = toDouble(ry); |
|
2500 |
||
2501 |
QRectF rect(ncx-nrx, ncy-nry, nrx*2, nry*2); |
|
2502 |
QSvgNode *ellipse = new QSvgEllipse(parent, rect); |
|
2503 |
return ellipse; |
|
2504 |
} |
|
2505 |
||
2506 |
static QSvgStyleProperty *createFontNode(QSvgNode *parent, |
|
2507 |
const QXmlStreamAttributes &attributes, |
|
2508 |
QSvgHandler *) |
|
2509 |
{
|
|
2510 |
QString hax = attributes.value(QLatin1String("horiz-adv-x")).toString();
|
|
2511 |
QString myId = someId(attributes); |
|
2512 |
||
2513 |
qreal horizAdvX = toDouble(hax); |
|
2514 |
||
2515 |
while (parent && parent->type() != QSvgNode::DOC) {
|
|
2516 |
parent = parent->parent(); |
|
2517 |
} |
|
2518 |
||
2519 |
if (parent) {
|
|
2520 |
QSvgTinyDocument *doc = static_cast<QSvgTinyDocument*>(parent); |
|
2521 |
QSvgFont *font = new QSvgFont(horizAdvX); |
|
2522 |
font->setFamilyName(myId); |
|
2523 |
if (!font->familyName().isEmpty()) {
|
|
2524 |
if (!doc->svgFont(font->familyName())) |
|
2525 |
doc->addSvgFont(font); |
|
2526 |
} |
|
2527 |
return new QSvgFontStyle(font, doc); |
|
2528 |
} |
|
2529 |
return 0; |
|
2530 |
} |
|
2531 |
||
2532 |
static bool parseFontFaceNode(QSvgStyleProperty *parent, |
|
2533 |
const QXmlStreamAttributes &attributes, |
|
2534 |
QSvgHandler *) |
|
2535 |
{
|
|
2536 |
if (parent->type() != QSvgStyleProperty::FONT) {
|
|
2537 |
return false; |
|
2538 |
} |
|
2539 |
||
2540 |
QSvgFontStyle *style = static_cast<QSvgFontStyle*>(parent); |
|
2541 |
QSvgFont *font = style->svgFont(); |
|
2542 |
QString name = attributes.value(QLatin1String("font-family")).toString();
|
|
2543 |
QString unitsPerEmStr = attributes.value(QLatin1String("units-per-em")).toString();
|
|
2544 |
||
2545 |
qreal unitsPerEm = toDouble(unitsPerEmStr); |
|
2546 |
if (!unitsPerEm) |
|
2547 |
unitsPerEm = 1000; |
|
2548 |
||
2549 |
if (!name.isEmpty()) |
|
2550 |
font->setFamilyName(name); |
|
2551 |
font->setUnitsPerEm(unitsPerEm); |
|
2552 |
||
2553 |
if (!font->familyName().isEmpty()) |
|
2554 |
if (!style->doc()->svgFont(font->familyName())) |
|
2555 |
style->doc()->addSvgFont(font); |
|
2556 |
||
2557 |
return true; |
|
2558 |
} |
|
2559 |
||
2560 |
static bool parseFontFaceNameNode(QSvgStyleProperty *parent, |
|
2561 |
const QXmlStreamAttributes &attributes, |
|
2562 |
QSvgHandler *) |
|
2563 |
{
|
|
2564 |
if (parent->type() != QSvgStyleProperty::FONT) {
|
|
2565 |
return false; |
|
2566 |
} |
|
2567 |
||
2568 |
QSvgFontStyle *style = static_cast<QSvgFontStyle*>(parent); |
|
2569 |
QSvgFont *font = style->svgFont(); |
|
2570 |
QString name = attributes.value(QLatin1String("name")).toString();
|
|
2571 |
||
2572 |
if (!name.isEmpty()) |
|
2573 |
font->setFamilyName(name); |
|
2574 |
||
2575 |
if (!font->familyName().isEmpty()) |
|
2576 |
if (!style->doc()->svgFont(font->familyName())) |
|
2577 |
style->doc()->addSvgFont(font); |
|
2578 |
||
2579 |
return true; |
|
2580 |
} |
|
2581 |
||
2582 |
static bool parseFontFaceSrcNode(QSvgStyleProperty *parent, |
|
2583 |
const QXmlStreamAttributes &attributes, |
|
2584 |
QSvgHandler *) |
|
2585 |
{
|
|
2586 |
Q_UNUSED(parent); Q_UNUSED(attributes); |
|
2587 |
return true; |
|
2588 |
} |
|
2589 |
||
2590 |
static bool parseFontFaceUriNode(QSvgStyleProperty *parent, |
|
2591 |
const QXmlStreamAttributes &attributes, |
|
2592 |
QSvgHandler *) |
|
2593 |
{
|
|
2594 |
Q_UNUSED(parent); Q_UNUSED(attributes); |
|
2595 |
return true; |
|
2596 |
} |
|
2597 |
||
2598 |
static bool parseForeignObjectNode(QSvgNode *parent, |
|
2599 |
const QXmlStreamAttributes &attributes, |
|
2600 |
QSvgHandler *) |
|
2601 |
{
|
|
2602 |
Q_UNUSED(parent); Q_UNUSED(attributes); |
|
2603 |
return true; |
|
2604 |
} |
|
2605 |
||
2606 |
static QSvgNode *createGNode(QSvgNode *parent, |
|
2607 |
const QXmlStreamAttributes &attributes, |
|
2608 |
QSvgHandler *) |
|
2609 |
{
|
|
2610 |
Q_UNUSED(attributes); |
|
2611 |
QSvgG *node = new QSvgG(parent); |
|
2612 |
return node; |
|
2613 |
} |
|
2614 |
||
2615 |
static bool parseGlyphNode(QSvgStyleProperty *parent, |
|
2616 |
const QXmlStreamAttributes &attributes, |
|
2617 |
QSvgHandler *) |
|
2618 |
{
|
|
2619 |
if (parent->type() != QSvgStyleProperty::FONT) {
|
|
2620 |
return false; |
|
2621 |
} |
|
2622 |
||
2623 |
QSvgFontStyle *style = static_cast<QSvgFontStyle*>(parent); |
|
2624 |
QSvgFont *font = style->svgFont(); |
|
2625 |
createSvgGlyph(font, attributes); |
|
2626 |
return true; |
|
2627 |
} |
|
2628 |
||
2629 |
static bool parseHandlerNode(QSvgNode *parent, |
|
2630 |
const QXmlStreamAttributes &attributes, |
|
2631 |
QSvgHandler *) |
|
2632 |
{
|
|
2633 |
Q_UNUSED(parent); Q_UNUSED(attributes); |
|
2634 |
return true; |
|
2635 |
} |
|
2636 |
||
2637 |
static bool parseHkernNode(QSvgNode *parent, |
|
2638 |
const QXmlStreamAttributes &attributes, |
|
2639 |
QSvgHandler *) |
|
2640 |
{
|
|
2641 |
Q_UNUSED(parent); Q_UNUSED(attributes); |
|
2642 |
return true; |
|
2643 |
} |
|
2644 |
||
2645 |
static QSvgNode *createImageNode(QSvgNode *parent, |
|
2646 |
const QXmlStreamAttributes &attributes, |
|
2647 |
QSvgHandler *handler) |
|
2648 |
{
|
|
2649 |
QString x = attributes.value(QLatin1String("x")).toString();
|
|
2650 |
QString y = attributes.value(QLatin1String("y")).toString();
|
|
2651 |
QString width = attributes.value(QLatin1String("width")).toString();
|
|
2652 |
QString height = attributes.value(QLatin1String("height")).toString();
|
|
2653 |
QString filename = attributes.value(QLatin1String("xlink:href")).toString();
|
|
2654 |
qreal nx = toDouble(x); |
|
2655 |
qreal ny = toDouble(y); |
|
2656 |
QSvgHandler::LengthType type; |
|
2657 |
qreal nwidth = parseLength(width, type, handler); |
|
2658 |
nwidth = convertToPixels(nwidth, true, type); |
|
2659 |
||
2660 |
qreal nheight = parseLength(height, type, handler); |
|
2661 |
nheight = convertToPixels(nheight, false, type); |
|
2662 |
||
2663 |
||
2664 |
filename = filename.trimmed(); |
|
2665 |
QImage image; |
|
2666 |
if (filename.startsWith(QLatin1String("data"))) {
|
|
2667 |
int idx = filename.lastIndexOf(QLatin1String("base64,"));
|
|
2668 |
if (idx != -1) {
|
|
2669 |
idx += 7; |
|
2670 |
QString dataStr = filename.mid(idx); |
|
2671 |
QByteArray data = QByteArray::fromBase64(dataStr.toAscii()); |
|
2672 |
image = QImage::fromData(data); |
|
2673 |
} else {
|
|
2674 |
qDebug()<<"QSvgHandler::createImageNode: Unrecognized inline image format!"; |
|
2675 |
} |
|
2676 |
} else |
|
2677 |
image = QImage(filename); |
|
2678 |
||
2679 |
if (image.isNull()) {
|
|
2680 |
qDebug()<<"couldn't create image from "<<filename; |
|
2681 |
return 0; |
|
2682 |
} |
|
2683 |
||
2684 |
if (image.format() == QImage::Format_ARGB32) |
|
2685 |
image = image.convertToFormat(QImage::Format_ARGB32_Premultiplied); |
|
2686 |
||
2687 |
QSvgNode *img = new QSvgImage(parent, |
|
2688 |
image, |
|
2689 |
QRect(int(nx), |
|
2690 |
int(ny), |
|
2691 |
int(nwidth), |
|
2692 |
int(nheight))); |
|
2693 |
return img; |
|
2694 |
} |
|
2695 |
||
2696 |
static QSvgNode *createLineNode(QSvgNode *parent, |
|
2697 |
const QXmlStreamAttributes &attributes, |
|
2698 |
QSvgHandler *) |
|
2699 |
{
|
|
2700 |
QString x1 = attributes.value(QLatin1String("x1")).toString();
|
|
2701 |
QString y1 = attributes.value(QLatin1String("y1")).toString();
|
|
2702 |
QString x2 = attributes.value(QLatin1String("x2")).toString();
|
|
2703 |
QString y2 = attributes.value(QLatin1String("y2")).toString();
|
|
2704 |
qreal nx1 = toDouble(x1); |
|
2705 |
qreal ny1 = toDouble(y1); |
|
2706 |
qreal nx2 = toDouble(x2); |
|
2707 |
qreal ny2 = toDouble(y2); |
|
2708 |
||
2709 |
QLineF lineBounds(nx1, ny1, nx2, ny2); |
|
2710 |
QSvgNode *line = new QSvgLine(parent, lineBounds); |
|
2711 |
return line; |
|
2712 |
} |
|
2713 |
||
2714 |
||
2715 |
static void parseBaseGradient(QSvgNode *node, |
|
2716 |
const QXmlStreamAttributes &attributes, |
|
2717 |
QSvgGradientStyle *gradProp, |
|
2718 |
QSvgHandler *handler) |
|
2719 |
{
|
|
2720 |
QString link = attributes.value(QLatin1String("xlink:href")).toString();
|
|
2721 |
QStringRef trans = attributes.value(QLatin1String("gradientTransform"));
|
|
2722 |
QString spread = attributes.value(QLatin1String("spreadMethod")).toString();
|
|
2723 |
QString units = attributes.value(QLatin1String("gradientUnits")).toString();
|
|
2724 |
QStringRef colorStr = attributes.value(QLatin1String("color"));
|
|
2725 |
QStringRef colorOpacityStr = attributes.value(QLatin1String("color-opacity"));
|
|
2726 |
||
2727 |
QColor color; |
|
2728 |
if (constructColor(colorStr, colorOpacityStr, color, handler)) {
|
|
2729 |
handler->popColor(); |
|
2730 |
handler->pushColor(color); |
|
2731 |
} |
|
2732 |
||
2733 |
QMatrix matrix; |
|
2734 |
QGradient *grad = gradProp->qgradient(); |
|
2735 |
if (!link.isEmpty()) {
|
|
2736 |
QSvgStyleProperty *prop = node->styleProperty(link); |
|
2737 |
//qDebug()<<"inherited "<<prop<<" ("<<link<<")";
|
|
2738 |
if (prop && prop->type() == QSvgStyleProperty::GRADIENT) {
|
|
2739 |
QSvgGradientStyle *inherited = |
|
2740 |
static_cast<QSvgGradientStyle*>(prop); |
|
2741 |
if (!inherited->stopLink().isEmpty()) {
|
|
2742 |
gradProp->setStopLink(inherited->stopLink(), handler->document()); |
|
2743 |
} else {
|
|
2744 |
grad->setStops(inherited->qgradient()->stops()); |
|
2745 |
gradProp->setGradientStopsSet(inherited->gradientStopsSet()); |
|
2746 |
} |
|
2747 |
||
2748 |
matrix = inherited->qmatrix(); |
|
2749 |
} else {
|
|
2750 |
gradProp->setStopLink(link, handler->document()); |
|
2751 |
} |
|
2752 |
} |
|
2753 |
||
2754 |
if (!trans.isEmpty()) {
|
|
2755 |
matrix = parseTransformationMatrix(trans); |
|
2756 |
gradProp->setMatrix(matrix); |
|
2757 |
} else if (!matrix.isIdentity()) {
|
|
2758 |
gradProp->setMatrix(matrix); |
|
2759 |
} |
|
2760 |
||
2761 |
if (!spread.isEmpty()) {
|
|
2762 |
if (spread == QLatin1String("pad")) {
|
|
2763 |
grad->setSpread(QGradient::PadSpread); |
|
2764 |
} else if (spread == QLatin1String("reflect")) {
|
|
2765 |
grad->setSpread(QGradient::ReflectSpread); |
|
2766 |
} else if (spread == QLatin1String("repeat")) {
|
|
2767 |
grad->setSpread(QGradient::RepeatSpread); |
|
2768 |
} |
|
2769 |
} |
|
2770 |
||
2771 |
if (units.isEmpty() || units == QLatin1String("objectBoundingBox")) {
|
|
2772 |
grad->setCoordinateMode(QGradient::ObjectBoundingMode); |
|
2773 |
} |
|
2774 |
} |
|
2775 |
||
2776 |
static QSvgStyleProperty *createLinearGradientNode(QSvgNode *node, |
|
2777 |
const QXmlStreamAttributes &attributes, |
|
2778 |
QSvgHandler *handler) |
|
2779 |
{
|
|
2780 |
QString x1 = attributes.value(QLatin1String("x1")).toString();
|
|
2781 |
QString y1 = attributes.value(QLatin1String("y1")).toString();
|
|
2782 |
QString x2 = attributes.value(QLatin1String("x2")).toString();
|
|
2783 |
QString y2 = attributes.value(QLatin1String("y2")).toString();
|
|
2784 |
||
2785 |
qreal nx1 = 0.0; |
|
2786 |
qreal ny1 = 0.0; |
|
2787 |
qreal nx2 = 1.0; |
|
2788 |
qreal ny2 = 0.0; |
|
2789 |
||
2790 |
if (!x1.isEmpty()) |
|
2791 |
nx1 = convertToNumber(x1, handler); |
|
2792 |
if (!y1.isEmpty()) |
|
2793 |
ny1 = convertToNumber(y1, handler); |
|
2794 |
if (!x2.isEmpty()) |
|
2795 |
nx2 = convertToNumber(x2, handler); |
|
2796 |
if (!y2.isEmpty()) |
|
2797 |
ny2 = convertToNumber(y2, handler); |
|
2798 |
||
2799 |
QSvgNode *itr = node; |
|
2800 |
while (itr && itr->type() != QSvgNode::DOC) {
|
|
2801 |
itr = itr->parent(); |
|
2802 |
} |
|
2803 |
||
2804 |
QLinearGradient *grad = new QLinearGradient(nx1, ny1, nx2, ny2); |
|
2805 |
grad->setInterpolationMode(QGradient::ComponentInterpolation); |
|
2806 |
QSvgGradientStyle *prop = new QSvgGradientStyle(grad); |
|
2807 |
parseBaseGradient(node, attributes, prop, handler); |
|
2808 |
||
2809 |
return prop; |
|
2810 |
} |
|
2811 |
||
2812 |
static bool parseMetadataNode(QSvgNode *parent, |
|
2813 |
const QXmlStreamAttributes &attributes, |
|
2814 |
QSvgHandler *) |
|
2815 |
{
|
|
2816 |
Q_UNUSED(parent); Q_UNUSED(attributes); |
|
2817 |
return true; |
|
2818 |
} |
|
2819 |
||
2820 |
static bool parseMissingGlyphNode(QSvgStyleProperty *parent, |
|
2821 |
const QXmlStreamAttributes &attributes, |
|
2822 |
QSvgHandler *) |
|
2823 |
{
|
|
2824 |
if (parent->type() != QSvgStyleProperty::FONT) {
|
|
2825 |
return false; |
|
2826 |
} |
|
2827 |
||
2828 |
QSvgFontStyle *style = static_cast<QSvgFontStyle*>(parent); |
|
2829 |
QSvgFont *font = style->svgFont(); |
|
2830 |
createSvgGlyph(font, attributes); |
|
2831 |
return true; |
|
2832 |
} |
|
2833 |
||
2834 |
static bool parseMpathNode(QSvgNode *parent, |
|
2835 |
const QXmlStreamAttributes &attributes, |
|
2836 |
QSvgHandler *) |
|
2837 |
{
|
|
2838 |
Q_UNUSED(parent); Q_UNUSED(attributes); |
|
2839 |
return true; |
|
2840 |
} |
|
2841 |
||
2842 |
static QSvgNode *createPathNode(QSvgNode *parent, |
|
2843 |
const QXmlStreamAttributes &attributes, |
|
2844 |
QSvgHandler *) |
|
2845 |
{
|
|
2846 |
QStringRef data = attributes.value(QLatin1String("d"));
|
|
2847 |
||
2848 |
QPainterPath qpath; |
|
2849 |
qpath.setFillRule(Qt::WindingFill); |
|
2850 |
//XXX do error handling |
|
2851 |
parsePathDataFast(data, qpath); |
|
2852 |
||
2853 |
QSvgNode *path = new QSvgPath(parent, qpath); |
|
2854 |
return path; |
|
2855 |
} |
|
2856 |
||
2857 |
static QSvgNode *createPolygonNode(QSvgNode *parent, |
|
2858 |
const QXmlStreamAttributes &attributes, |
|
2859 |
QSvgHandler *) |
|
2860 |
{
|
|
2861 |
QString pointsStr = attributes.value(QLatin1String("points")).toString();
|
|
2862 |
||
2863 |
//same QPolygon parsing is in createPolylineNode |
|
2864 |
const QChar *s = pointsStr.constData(); |
|
2865 |
QVector<qreal> points = parseNumbersList(s); |
|
2866 |
QPolygonF poly(points.count()/2); |
|
|
3
41300fa6a67c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
2867 |
for (int i = 0; i < poly.size(); ++i) |
|
41300fa6a67c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
2868 |
poly[i] = QPointF(points.at(2 * i), points.at(2 * i + 1)); |
| 0 | 2869 |
QSvgNode *polygon = new QSvgPolygon(parent, poly); |
2870 |
return polygon; |
|
2871 |
} |
|
2872 |
||
2873 |
static QSvgNode *createPolylineNode(QSvgNode *parent, |
|
2874 |
const QXmlStreamAttributes &attributes, |
|
2875 |
QSvgHandler *) |
|
2876 |
{
|
|
2877 |
QString pointsStr = attributes.value(QLatin1String("points")).toString();
|
|
2878 |
||
2879 |
//same QPolygon parsing is in createPolygonNode |
|
2880 |
const QChar *s = pointsStr.constData(); |
|
2881 |
QVector<qreal> points = parseNumbersList(s); |
|
2882 |
QPolygonF poly(points.count()/2); |
|
|
3
41300fa6a67c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
2883 |
for (int i = 0; i < poly.size(); ++i) |
|
41300fa6a67c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
2884 |
poly[i] = QPointF(points.at(2 * i), points.at(2 * i + 1)); |
| 0 | 2885 |
|
2886 |
QSvgNode *line = new QSvgPolyline(parent, poly); |
|
2887 |
return line; |
|
2888 |
} |
|
2889 |
||
2890 |
static bool parsePrefetchNode(QSvgNode *parent, |
|
2891 |
const QXmlStreamAttributes &attributes, |
|
2892 |
QSvgHandler *) |
|
2893 |
{
|
|
2894 |
Q_UNUSED(parent); Q_UNUSED(attributes); |
|
2895 |
return true; |
|
2896 |
} |
|
2897 |
||
2898 |
static QSvgStyleProperty *createRadialGradientNode(QSvgNode *node, |
|
2899 |
const QXmlStreamAttributes &attributes, |
|
2900 |
QSvgHandler *handler) |
|
2901 |
{
|
|
2902 |
QString cx = attributes.value(QLatin1String("cx")).toString();
|
|
2903 |
QString cy = attributes.value(QLatin1String("cy")).toString();
|
|
2904 |
QString r = attributes.value(QLatin1String("r")).toString();
|
|
2905 |
QString fx = attributes.value(QLatin1String("fx")).toString();
|
|
2906 |
QString fy = attributes.value(QLatin1String("fy")).toString();
|
|
2907 |
||
2908 |
qreal ncx = 0.5; |
|
2909 |
qreal ncy = 0.5; |
|
2910 |
qreal nr = 0.5; |
|
2911 |
if (!cx.isEmpty()) |
|
2912 |
ncx = toDouble(cx); |
|
2913 |
if (!cy.isEmpty()) |
|
2914 |
ncy = toDouble(cy); |
|
2915 |
if (!r.isEmpty()) |
|
2916 |
nr = toDouble(r); |
|
2917 |
||
2918 |
qreal nfx = ncx; |
|
2919 |
if (!fx.isEmpty()) |
|
2920 |
nfx = toDouble(fx); |
|
2921 |
qreal nfy = ncy; |
|
2922 |
if (!fy.isEmpty()) |
|
2923 |
nfy = toDouble(fy); |
|
2924 |
||
2925 |
QRadialGradient *grad = new QRadialGradient(ncx, ncy, nr, nfx, nfy); |
|
2926 |
grad->setInterpolationMode(QGradient::ComponentInterpolation); |
|
2927 |
||
2928 |
QSvgGradientStyle *prop = new QSvgGradientStyle(grad); |
|
2929 |
parseBaseGradient(node, attributes, prop, handler); |
|
2930 |
||
2931 |
return prop; |
|
2932 |
} |
|
2933 |
||
2934 |
static QSvgNode *createRectNode(QSvgNode *parent, |
|
2935 |
const QXmlStreamAttributes &attributes, |
|
2936 |
QSvgHandler *handler) |
|
2937 |
{
|
|
2938 |
QString x = attributes.value(QLatin1String("x")).toString();
|
|
2939 |
QString y = attributes.value(QLatin1String("y")).toString();
|
|
2940 |
QString width = attributes.value(QLatin1String("width")).toString();
|
|
2941 |
QString height = attributes.value(QLatin1String("height")).toString();
|
|
2942 |
QString rx = attributes.value(QLatin1String("rx")).toString();
|
|
2943 |
QString ry = attributes.value(QLatin1String("ry")).toString();
|
|
2944 |
||
2945 |
QSvgHandler::LengthType type; |
|
2946 |
qreal nwidth = parseLength(width, type, handler); |
|
2947 |
nwidth = convertToPixels(nwidth, true, type); |
|
2948 |
||
2949 |
qreal nheight = parseLength(height, type, handler); |
|
2950 |
nheight = convertToPixels(nheight, true, type); |
|
2951 |
qreal nrx = toDouble(rx); |
|
2952 |
qreal nry = toDouble(ry); |
|
2953 |
||
2954 |
QRectF bounds(toDouble(x), toDouble(y), |
|
2955 |
nwidth, nheight); |
|
2956 |
||
2957 |
//9.2 The 'rect' element clearly specifies it |
|
2958 |
// but the case might in fact be handled because |
|
2959 |
// we draw rounded rectangles differently |
|
2960 |
if (nrx > bounds.width()/2) |
|
2961 |
nrx = bounds.width()/2; |
|
2962 |
if (nry > bounds.height()/2) |
|
2963 |
nry = bounds.height()/2; |
|
2964 |
||
2965 |
if (nrx && !nry) |
|
2966 |
nry = nrx; |
|
2967 |
else if (nry && !nrx) |
|
2968 |
nrx = nry; |
|
2969 |
||
2970 |
//we draw rounded rect from 0...99 |
|
2971 |
//svg from 0...bounds.width()/2 so we're adjusting the |
|
2972 |
//coordinates |
|
2973 |
nrx *= (100/(bounds.width()/2)); |
|
2974 |
nry *= (100/(bounds.height()/2)); |
|
2975 |
||
2976 |
QSvgNode *rect = new QSvgRect(parent, bounds, |
|
2977 |
int(nrx), |
|
2978 |
int(nry)); |
|
2979 |
return rect; |
|
2980 |
} |
|
2981 |
||
2982 |
static bool parseScriptNode(QSvgNode *parent, |
|
2983 |
const QXmlStreamAttributes &attributes, |
|
2984 |
QSvgHandler *) |
|
2985 |
{
|
|
2986 |
Q_UNUSED(parent); Q_UNUSED(attributes); |
|
2987 |
return true; |
|
2988 |
} |
|
2989 |
||
2990 |
static bool parseSetNode(QSvgNode *parent, |
|
2991 |
const QXmlStreamAttributes &attributes, |
|
2992 |
QSvgHandler *) |
|
2993 |
{
|
|
2994 |
Q_UNUSED(parent); Q_UNUSED(attributes); |
|
2995 |
return true; |
|
2996 |
} |
|
2997 |
||
2998 |
static QSvgStyleProperty *createSolidColorNode(QSvgNode *parent, |
|
2999 |
const QXmlStreamAttributes &attributes, |
|
3000 |
QSvgHandler *handler) |
|
3001 |
{
|
|
3002 |
Q_UNUSED(parent); Q_UNUSED(attributes); |
|
3003 |
QStringRef solidColorStr = attributes.value(QLatin1String("solid-color"));
|
|
3004 |
QStringRef solidOpacityStr = attributes.value(QLatin1String("solid-opacity"));
|
|
3005 |
||
3006 |
if (solidOpacityStr.isEmpty()) |
|
3007 |
solidOpacityStr = attributes.value(QLatin1String("opacity"));
|
|
3008 |
||
3009 |
QColor color; |
|
3010 |
if (!constructColor(solidColorStr, solidOpacityStr, color, handler)) |
|
3011 |
return 0; |
|
3012 |
QSvgSolidColorStyle *style = new QSvgSolidColorStyle(color); |
|
3013 |
return style; |
|
3014 |
} |
|
3015 |
||
3016 |
static bool parseStopNode(QSvgStyleProperty *parent, |
|
3017 |
const QXmlStreamAttributes &attributes, |
|
3018 |
QSvgHandler *handler) |
|
3019 |
{
|
|
3020 |
if (parent->type() != QSvgStyleProperty::GRADIENT) |
|
3021 |
return false; |
|
3022 |
QString nodeIdStr = someId(attributes); |
|
3023 |
QString xmlClassStr = attributes.value(QLatin1String("class")).toString();
|
|
3024 |
||
3025 |
//### nasty hack because stop gradients are not in the rendering tree |
|
3026 |
// we force a dummy node with the same id and class into a rendering |
|
3027 |
// tree to figure out whether the selector has a style for it |
|
3028 |
// QSvgStyleSelector should be coded in a way that could avoid it |
|
3029 |
QSvgAnimation anim; |
|
3030 |
anim.setNodeId(nodeIdStr); |
|
3031 |
anim.setXmlClass(xmlClassStr); |
|
3032 |
||
3033 |
QCss::StyleSelector::NodePtr cssNode; |
|
3034 |
cssNode.ptr = &anim; |
|
3035 |
QVector<QCss::Declaration> decls = handler->selector()->declarationsForNode(cssNode); |
|
3036 |
||
3037 |
QXmlStreamAttributes xmlAttr = attributes; |
|
3038 |
for (int i = 0; i < decls.count(); ++i) {
|
|
3039 |
const QCss::Declaration &decl = decls.at(i); |
|
3040 |
||
3041 |
if (decl.d->property.isEmpty()) |
|
3042 |
continue; |
|
3043 |
if (decl.d->values.count() != 1) |
|
3044 |
continue; |
|
3045 |
QCss::Value val = decl.d->values.first(); |
|
3046 |
QString valueStr = val.toString(); |
|
3047 |
if (val.type == QCss::Value::Uri) {
|
|
3048 |
valueStr.prepend(QLatin1String("url("));
|
|
3049 |
valueStr.append(QLatin1Char(')'));
|
|
3050 |
} |
|
3051 |
xmlAttr.append(QString(), decl.d->property, valueStr); |
|
3052 |
} |
|
3053 |
QSvgAttributes attrs(xmlAttr, handler); |
|
3054 |
||
3055 |
QSvgGradientStyle *style = |
|
3056 |
static_cast<QSvgGradientStyle*>(parent); |
|
3057 |
QString offsetStr = attrs.offset.toString(); |
|
3058 |
QStringRef colorStr = attrs.stopColor; |
|
3059 |
QColor color; |
|
3060 |
||
3061 |
bool ok = true; |
|
3062 |
qreal offset = convertToNumber(offsetStr, handler, &ok); |
|
3063 |
if (!ok) |
|
3064 |
offset = 0.0; |
|
3065 |
QString black = QString::fromLatin1("#000000");
|
|
3066 |
if (colorStr.isEmpty()) {
|
|
3067 |
colorStr = QStringRef(&black); |
|
3068 |
} |
|
3069 |
||
3070 |
constructColor(colorStr, attrs.stopOpacity, color, handler); |
|
3071 |
||
3072 |
QGradient *grad = style->qgradient(); |
|
3073 |
||
3074 |
offset = qMin(qreal(1), qMax(qreal(0), offset)); // Clamp to range [0, 1] |
|
3075 |
QGradientStops stops; |
|
3076 |
if (style->gradientStopsSet()) {
|
|
3077 |
stops = grad->stops(); |
|
3078 |
// If the stop offset equals the one previously added, add an epsilon to make it greater. |
|
3079 |
if (offset <= stops.back().first) |
|
3080 |
offset = stops.back().first + FLT_EPSILON; |
|
3081 |
} |
|
3082 |
||
3083 |
// If offset is greater than one, it must be clamped to one. |
|
3084 |
if (offset > 1.0) {
|
|
3085 |
if ((stops.size() == 1) || (stops.at(stops.size() - 2).first < 1.0 - FLT_EPSILON)) {
|
|
3086 |
stops.back().first = 1.0 - FLT_EPSILON; |
|
3087 |
grad->setStops(stops); |
|
3088 |
} |
|
3089 |
offset = 1.0; |
|
3090 |
} |
|
3091 |
||
3092 |
grad->setColorAt(offset, color); |
|
3093 |
style->setGradientStopsSet(true); |
|
3094 |
return true; |
|
3095 |
} |
|
3096 |
||
3097 |
static bool parseStyleNode(QSvgNode *parent, |
|
3098 |
const QXmlStreamAttributes &attributes, |
|
3099 |
QSvgHandler *handler) |
|
3100 |
{
|
|
3101 |
Q_UNUSED(parent); |
|
3102 |
QString type = attributes.value(QLatin1String("type")).toString();
|
|
3103 |
type = type.toLower(); |
|
3104 |
||
3105 |
if (type == QLatin1String("text/css")) {
|
|
3106 |
handler->setInStyle(true); |
|
3107 |
} |
|
3108 |
||
3109 |
return true; |
|
3110 |
} |
|
3111 |
||
3112 |
static QSvgNode *createSvgNode(QSvgNode *parent, |
|
3113 |
const QXmlStreamAttributes &attributes, |
|
3114 |
QSvgHandler *handler) |
|
3115 |
{
|
|
3116 |
Q_UNUSED(parent); Q_UNUSED(attributes); |
|
3117 |
||
3118 |
QString baseProfile = attributes.value(QLatin1String("baseProfile")).toString();
|
|
3119 |
#if 0 |
|
3120 |
if (baseProfile.isEmpty() && baseProfile != QLatin1String("tiny")) {
|
|
3121 |
qWarning("Profile is %s while we only support tiny!",
|
|
3122 |
qPrintable(baseProfile)); |
|
3123 |
} |
|
3124 |
#endif |
|
3125 |
||
3126 |
QSvgTinyDocument *node = new QSvgTinyDocument(); |
|
3127 |
QString widthStr = attributes.value(QLatin1String("width")).toString();
|
|
3128 |
QString heightStr = attributes.value(QLatin1String("height")).toString();
|
|
3129 |
QString viewBoxStr = attributes.value(QLatin1String("viewBox")).toString();
|
|
3130 |
||
3131 |
QSvgHandler::LengthType type = QSvgHandler::LT_PX; // FIXME: is the default correct? |
|
3132 |
qreal width = 0; |
|
3133 |
if (!widthStr.isEmpty()) {
|
|
3134 |
width = parseLength(widthStr, type, handler); |
|
3135 |
if (type != QSvgHandler::LT_PT) |
|
3136 |
width = convertToPixels(width, true, type); |
|
3137 |
node->setWidth(int(width), type == QSvgHandler::LT_PERCENT); |
|
3138 |
} |
|
3139 |
qreal height = 0; |
|
3140 |
if (!heightStr.isEmpty()) {
|
|
3141 |
height = parseLength(heightStr, type, handler); |
|
3142 |
if (type != QSvgHandler::LT_PT) |
|
3143 |
height = convertToPixels(height, false, type); |
|
3144 |
node->setHeight(int(height), type == QSvgHandler::LT_PERCENT); |
|
3145 |
} |
|
3146 |
||
3147 |
QStringList viewBoxValues; |
|
3148 |
if (!viewBoxStr.isEmpty()) {
|
|
3149 |
viewBoxStr = viewBoxStr.replace(QLatin1Char(' '), QLatin1Char(','));
|
|
3150 |
viewBoxStr = viewBoxStr.replace(QLatin1Char('\r'), QLatin1Char(','));
|
|
3151 |
viewBoxStr = viewBoxStr.replace(QLatin1Char('\n'), QLatin1Char(','));
|
|
3152 |
viewBoxStr = viewBoxStr.replace(QLatin1Char('\t'), QLatin1Char(','));
|
|
3153 |
viewBoxValues = viewBoxStr.split(QLatin1Char(','), QString::SkipEmptyParts);
|
|
3154 |
} |
|
3155 |
if (viewBoxValues.count() == 4) {
|
|
3156 |
QString xStr = viewBoxValues.at(0).trimmed(); |
|
3157 |
QString yStr = viewBoxValues.at(1).trimmed(); |
|
3158 |
QString widthStr = viewBoxValues.at(2).trimmed(); |
|
3159 |
QString heightStr = viewBoxValues.at(3).trimmed(); |
|
3160 |
||
3161 |
QSvgHandler::LengthType lt; |
|
3162 |
qreal x = parseLength(xStr, lt, handler); |
|
3163 |
qreal y = parseLength(yStr, lt, handler); |
|
3164 |
qreal w = parseLength(widthStr, lt, handler); |
|
3165 |
qreal h = parseLength(heightStr, lt, handler); |
|
3166 |
||
3167 |
node->setViewBox(QRectF(x, y, w, h)); |
|
3168 |
||
3169 |
} else if (width && height) {
|
|
3170 |
if (type == QSvgHandler::LT_PT) {
|
|
3171 |
width = convertToPixels(width, false, type); |
|
3172 |
height = convertToPixels(height, false, type); |
|
3173 |
} |
|
3174 |
node->setViewBox(QRectF(0, 0, width, height)); |
|
3175 |
} |
|
3176 |
handler->setDefaultCoordinateSystem(QSvgHandler::LT_PX); |
|
3177 |
||
3178 |
return node; |
|
3179 |
} |
|
3180 |
||
3181 |
static QSvgNode *createSwitchNode(QSvgNode *parent, |
|
3182 |
const QXmlStreamAttributes &attributes, |
|
3183 |
QSvgHandler *) |
|
3184 |
{
|
|
3185 |
Q_UNUSED(attributes); |
|
3186 |
QSvgSwitch *node = new QSvgSwitch(parent); |
|
3187 |
return node; |
|
3188 |
} |
|
3189 |
||
3190 |
static bool parseTbreakNode(QSvgNode *parent, |
|
3191 |
const QXmlStreamAttributes &, |
|
3192 |
QSvgHandler *) |
|
3193 |
{
|
|
3194 |
if (parent->type() != QSvgNode::TEXTAREA) |
|
3195 |
return false; |
|
3196 |
static_cast<QSvgText*>(parent)->addLineBreak(); |
|
3197 |
return true; |
|
3198 |
} |
|
3199 |
||
3200 |
static QSvgNode *createTextNode(QSvgNode *parent, |
|
3201 |
const QXmlStreamAttributes &attributes, |
|
3202 |
QSvgHandler *handler) |
|
3203 |
{
|
|
3204 |
QString x = attributes.value(QLatin1String("x")).toString();
|
|
3205 |
QString y = attributes.value(QLatin1String("y")).toString();
|
|
3206 |
//### editable and rotate not handled |
|
3207 |
QSvgHandler::LengthType type; |
|
3208 |
qreal nx = parseLength(x, type, handler); |
|
3209 |
qreal ny = parseLength(y, type, handler); |
|
3210 |
||
3211 |
QSvgNode *text = new QSvgText(parent, QPointF(nx, ny)); |
|
3212 |
return text; |
|
3213 |
} |
|
3214 |
||
3215 |
static QSvgNode *createTextAreaNode(QSvgNode *parent, |
|
3216 |
const QXmlStreamAttributes &attributes, |
|
3217 |
QSvgHandler *handler) |
|
3218 |
{
|
|
3219 |
QSvgText *node = static_cast<QSvgText *>(createTextNode(parent, attributes, handler)); |
|
3220 |
if (node) {
|
|
3221 |
QSvgHandler::LengthType type; |
|
3222 |
qreal width = parseLength(attributes.value(QLatin1String("width")).toString(), type, handler);
|
|
3223 |
qreal height = parseLength(attributes.value(QLatin1String("height")).toString(), type, handler);
|
|
3224 |
node->setTextArea(QSizeF(width, height)); |
|
3225 |
} |
|
3226 |
return node; |
|
3227 |
} |
|
3228 |
||
3229 |
static QSvgNode *createTspanNode(QSvgNode *parent, |
|
3230 |
const QXmlStreamAttributes &, |
|
3231 |
QSvgHandler *) |
|
3232 |
{
|
|
3233 |
return new QSvgTspan(parent); |
|
3234 |
} |
|
3235 |
||
3236 |
static bool parseTitleNode(QSvgNode *parent, |
|
3237 |
const QXmlStreamAttributes &attributes, |
|
3238 |
QSvgHandler *) |
|
3239 |
{
|
|
3240 |
Q_UNUSED(parent); Q_UNUSED(attributes); |
|
3241 |
return true; |
|
3242 |
} |
|
3243 |
||
3244 |
static QSvgNode *createUseNode(QSvgNode *parent, |
|
3245 |
const QXmlStreamAttributes &attributes, |
|
3246 |
QSvgHandler *handler) |
|
3247 |
{
|
|
3248 |
QString linkId = attributes.value(QLatin1String("xlink:href")).toString().remove(0, 1);
|
|
3249 |
QString xStr = attributes.value(QLatin1String("x")).toString();
|
|
3250 |
QString yStr = attributes.value(QLatin1String("y")).toString();
|
|
3251 |
QSvgStructureNode *group = 0; |
|
3252 |
||
3253 |
if (linkId.isEmpty()) |
|
3254 |
linkId = attributes.value(QLatin1String("href")).toString().remove(0, 1);
|
|
3255 |
switch (parent->type()) {
|
|
3256 |
case QSvgNode::DOC: |
|
3257 |
case QSvgNode::DEFS: |
|
3258 |
case QSvgNode::G: |
|
3259 |
case QSvgNode::SWITCH: |
|
3260 |
group = static_cast<QSvgStructureNode*>(parent); |
|
3261 |
break; |
|
3262 |
default: |
|
3263 |
break; |
|
3264 |
} |
|
3265 |
||
3266 |
if (group) {
|
|
3267 |
QSvgNode *link = group->scopeNode(linkId); |
|
3268 |
if (link) {
|
|
3269 |
QPointF pt; |
|
3270 |
if (!xStr.isNull() || !yStr.isNull()) {
|
|
3271 |
QSvgHandler::LengthType type; |
|
3272 |
qreal nx = parseLength(xStr, type, handler); |
|
3273 |
nx = convertToPixels(nx, true, type); |
|
3274 |
||
3275 |
qreal ny = parseLength(yStr, type, handler); |
|
3276 |
ny = convertToPixels(ny, true, type); |
|
3277 |
pt = QPointF(nx, ny); |
|
3278 |
} |
|
3279 |
||
3280 |
//delay link resolving till the first draw call on |
|
3281 |
//use nodes, link 2might have not been created yet |
|
3282 |
QSvgUse *node = new QSvgUse(pt, parent, link); |
|
3283 |
return node; |
|
3284 |
} |
|
3285 |
} |
|
3286 |
||
3287 |
qWarning("link %s hasn't been detected!", qPrintable(linkId));
|
|
3288 |
return 0; |
|
3289 |
} |
|
3290 |
||
3291 |
static QSvgNode *createVideoNode(QSvgNode *parent, |
|
3292 |
const QXmlStreamAttributes &attributes, |
|
3293 |
QSvgHandler *) |
|
3294 |
{
|
|
3295 |
Q_UNUSED(parent); Q_UNUSED(attributes); |
|
3296 |
return 0; |
|
3297 |
} |
|
3298 |
||
3299 |
typedef QSvgNode *(*FactoryMethod)(QSvgNode *, const QXmlStreamAttributes &, QSvgHandler *); |
|
3300 |
||
3301 |
static FactoryMethod findGroupFactory(const QString &name) |
|
3302 |
{
|
|
3303 |
if (name.isEmpty()) |
|
3304 |
return 0; |
|
3305 |
||
3306 |
QStringRef ref(&name, 1, name.length() - 1); |
|
3307 |
switch (name.at(0).unicode()) {
|
|
3308 |
case 'd': |
|
3309 |
if (ref == QLatin1String("efs")) return createDefsNode;
|
|
3310 |
break; |
|
3311 |
case 'g': |
|
3312 |
if (ref.isEmpty()) return createGNode; |
|
3313 |
break; |
|
3314 |
case 's': |
|
3315 |
if (ref == QLatin1String("vg")) return createSvgNode;
|
|
3316 |
if (ref == QLatin1String("witch")) return createSwitchNode;
|
|
3317 |
break; |
|
3318 |
default: |
|
3319 |
break; |
|
3320 |
} |
|
3321 |
return 0; |
|
3322 |
} |
|
3323 |
||
3324 |
static FactoryMethod findGraphicsFactory(const QString &name) |
|
3325 |
{
|
|
3326 |
if (name.isEmpty()) |
|
3327 |
return 0; |
|
3328 |
||
3329 |
QStringRef ref(&name, 1, name.length() - 1); |
|
3330 |
switch (name.at(0).unicode()) {
|
|
3331 |
case 'a': |
|
3332 |
if (ref == QLatin1String("nimation")) return createAnimationNode;
|
|
3333 |
break; |
|
3334 |
case 'c': |
|
3335 |
if (ref == QLatin1String("ircle")) return createCircleNode;
|
|
3336 |
break; |
|
3337 |
case 'e': |
|
3338 |
if (ref == QLatin1String("llipse")) return createEllipseNode;
|
|
3339 |
break; |
|
3340 |
case 'i': |
|
3341 |
if (ref == QLatin1String("mage")) return createImageNode;
|
|
3342 |
break; |
|
3343 |
case 'l': |
|
3344 |
if (ref == QLatin1String("ine")) return createLineNode;
|
|
3345 |
break; |
|
3346 |
case 'p': |
|
3347 |
if (ref == QLatin1String("ath")) return createPathNode;
|
|
3348 |
if (ref == QLatin1String("olygon")) return createPolygonNode;
|
|
3349 |
if (ref == QLatin1String("olyline")) return createPolylineNode;
|
|
3350 |
break; |
|
3351 |
case 'r': |
|
3352 |
if (ref == QLatin1String("ect")) return createRectNode;
|
|
3353 |
break; |
|
3354 |
case 't': |
|
3355 |
if (ref == QLatin1String("ext")) return createTextNode;
|
|
3356 |
if (ref == QLatin1String("extArea")) return createTextAreaNode;
|
|
3357 |
if (ref == QLatin1String("span")) return createTspanNode;
|
|
3358 |
break; |
|
3359 |
case 'u': |
|
3360 |
if (ref == QLatin1String("se")) return createUseNode;
|
|
3361 |
break; |
|
3362 |
case 'v': |
|
3363 |
if (ref == QLatin1String("ideo")) return createVideoNode;
|
|
3364 |
break; |
|
3365 |
default: |
|
3366 |
break; |
|
3367 |
} |
|
3368 |
return 0; |
|
3369 |
} |
|
3370 |
||
3371 |
typedef bool (*ParseMethod)(QSvgNode *, const QXmlStreamAttributes &, QSvgHandler *); |
|
3372 |
||
3373 |
static ParseMethod findUtilFactory(const QString &name) |
|
3374 |
{
|
|
3375 |
if (name.isEmpty()) |
|
3376 |
return 0; |
|
3377 |
||
3378 |
QStringRef ref(&name, 1, name.length() - 1); |
|
3379 |
switch (name.at(0).unicode()) {
|
|
3380 |
case 'a': |
|
3381 |
if (ref.isEmpty()) return parseAnchorNode; |
|
3382 |
if (ref == QLatin1String("nimate")) return parseAnimateNode;
|
|
3383 |
if (ref == QLatin1String("nimateColor")) return parseAnimateColorNode;
|
|
3384 |
if (ref == QLatin1String("nimateMotion")) return parseAimateMotionNode;
|
|
3385 |
if (ref == QLatin1String("nimateTransform")) return parseAnimateTransformNode;
|
|
3386 |
if (ref == QLatin1String("udio")) return parseAudioNode;
|
|
3387 |
break; |
|
3388 |
case 'd': |
|
3389 |
if (ref == QLatin1String("esc")) return parseDescNode;
|
|
3390 |
if (ref == QLatin1String("iscard")) return parseDiscardNode;
|
|
3391 |
break; |
|
3392 |
case 'f': |
|
3393 |
if (ref == QLatin1String("oreignObject")) return parseForeignObjectNode;
|
|
3394 |
break; |
|
3395 |
case 'h': |
|
3396 |
if (ref == QLatin1String("andler")) return parseHandlerNode;
|
|
3397 |
if (ref == QLatin1String("kern")) return parseHkernNode;
|
|
3398 |
break; |
|
3399 |
case 'm': |
|
3400 |
if (ref == QLatin1String("etadata")) return parseMetadataNode;
|
|
3401 |
if (ref == QLatin1String("path")) return parseMpathNode;
|
|
3402 |
break; |
|
3403 |
case 'p': |
|
3404 |
if (ref == QLatin1String("refetch")) return parsePrefetchNode;
|
|
3405 |
break; |
|
3406 |
case 's': |
|
3407 |
if (ref == QLatin1String("cript")) return parseScriptNode;
|
|
3408 |
if (ref == QLatin1String("et")) return parseSetNode;
|
|
3409 |
if (ref == QLatin1String("tyle")) return parseStyleNode;
|
|
3410 |
break; |
|
3411 |
case 't': |
|
3412 |
if (ref == QLatin1String("break")) return parseTbreakNode;
|
|
3413 |
if (ref == QLatin1String("itle")) return parseTitleNode;
|
|
3414 |
break; |
|
3415 |
default: |
|
3416 |
break; |
|
3417 |
} |
|
3418 |
return 0; |
|
3419 |
} |
|
3420 |
||
3421 |
typedef QSvgStyleProperty *(*StyleFactoryMethod)(QSvgNode *, |
|
3422 |
const QXmlStreamAttributes &, |
|
3423 |
QSvgHandler *); |
|
3424 |
||
3425 |
static StyleFactoryMethod findStyleFactoryMethod(const QString &name) |
|
3426 |
{
|
|
3427 |
if (name.isEmpty()) |
|
3428 |
return 0; |
|
3429 |
||
3430 |
QStringRef ref(&name, 1, name.length() - 1); |
|
3431 |
switch (name.at(0).unicode()) {
|
|
3432 |
case 'f': |
|
3433 |
if (ref == QLatin1String("ont")) return createFontNode;
|
|
3434 |
break; |
|
3435 |
case 'l': |
|
3436 |
if (ref == QLatin1String("inearGradient")) return createLinearGradientNode;
|
|
3437 |
break; |
|
3438 |
case 'r': |
|
3439 |
if (ref == QLatin1String("adialGradient")) return createRadialGradientNode;
|
|
3440 |
break; |
|
3441 |
case 's': |
|
3442 |
if (ref == QLatin1String("olidColor")) return createSolidColorNode;
|
|
3443 |
break; |
|
3444 |
default: |
|
3445 |
break; |
|
3446 |
} |
|
3447 |
return 0; |
|
3448 |
} |
|
3449 |
||
3450 |
typedef bool (*StyleParseMethod)(QSvgStyleProperty *, |
|
3451 |
const QXmlStreamAttributes &, |
|
3452 |
QSvgHandler *); |
|
3453 |
||
3454 |
static StyleParseMethod findStyleUtilFactoryMethod(const QString &name) |
|
3455 |
{
|
|
3456 |
if (name.isEmpty()) |
|
3457 |
return 0; |
|
3458 |
||
3459 |
QStringRef ref(&name, 1, name.length() - 1); |
|
3460 |
switch (name.at(0).unicode()) {
|
|
3461 |
case 'f': |
|
3462 |
if (ref == QLatin1String("ont-face")) return parseFontFaceNode;
|
|
3463 |
if (ref == QLatin1String("ont-face-name")) return parseFontFaceNameNode;
|
|
3464 |
if (ref == QLatin1String("ont-face-src")) return parseFontFaceSrcNode;
|
|
3465 |
if (ref == QLatin1String("ont-face-uri")) return parseFontFaceUriNode;
|
|
3466 |
break; |
|
3467 |
case 'g': |
|
3468 |
if (ref == QLatin1String("lyph")) return parseGlyphNode;
|
|
3469 |
break; |
|
3470 |
case 'm': |
|
3471 |
if (ref == QLatin1String("issing-glyph")) return parseMissingGlyphNode;
|
|
3472 |
break; |
|
3473 |
case 's': |
|
3474 |
if (ref == QLatin1String("top")) return parseStopNode;
|
|
3475 |
break; |
|
3476 |
default: |
|
3477 |
break; |
|
3478 |
} |
|
3479 |
return 0; |
|
3480 |
} |
|
3481 |
||
3482 |
QSvgHandler::QSvgHandler(QIODevice *device) : xml(new QXmlStreamReader(device)) |
|
3483 |
, m_ownsReader(true) |
|
3484 |
{
|
|
3485 |
init(); |
|
3486 |
} |
|
3487 |
||
3488 |
QSvgHandler::QSvgHandler(const QByteArray &data) : xml(new QXmlStreamReader(data)) |
|
3489 |
, m_ownsReader(true) |
|
3490 |
{
|
|
3491 |
init(); |
|
3492 |
} |
|
3493 |
||
3494 |
QSvgHandler::QSvgHandler(QXmlStreamReader *const reader) : xml(reader) |
|
3495 |
, m_ownsReader(false) |
|
3496 |
{
|
|
3497 |
init(); |
|
3498 |
} |
|
3499 |
||
3500 |
void QSvgHandler::init() |
|
3501 |
{
|
|
3502 |
m_doc = 0; |
|
3503 |
m_style = 0; |
|
3504 |
m_animEnd = 0; |
|
3505 |
m_defaultCoords = LT_PX; |
|
3506 |
m_defaultPen = QPen(Qt::black, 1, Qt::SolidLine, Qt::FlatCap, Qt::SvgMiterJoin); |
|
3507 |
m_defaultPen.setMiterLimit(4); |
|
3508 |
parse(); |
|
3509 |
} |
|
3510 |
||
3511 |
void QSvgHandler::parse() |
|
3512 |
{
|
|
3513 |
xml->setNamespaceProcessing(false); |
|
3514 |
m_selector = new QSvgStyleSelector; |
|
3515 |
m_inStyle = false; |
|
3516 |
bool done = false; |
|
3517 |
while (!xml->atEnd() && !done) {
|
|
3518 |
switch (xml->readNext()) {
|
|
3519 |
case QXmlStreamReader::StartElement: |
|
3520 |
// he we could/should verify the namespaces, and simply |
|
3521 |
// call m_skipNodes(Unknown) if we don't know the |
|
3522 |
// namespace. We do support http://www.w3.org/2000/svg |
|
3523 |
// but also http://www.w3.org/2000/svg-20000303-stylable |
|
3524 |
// And if the document uses an external dtd, the reported |
|
3525 |
// namespaceUri is empty. The only possible strategy at |
|
3526 |
// this point is to do what everyone else seems to do and |
|
3527 |
// ignore the reported namespaceUri completely. |
|
3528 |
startElement(xml->name().toString(), xml->attributes()); |
|
3529 |
break; |
|
3530 |
case QXmlStreamReader::EndElement: |
|
3531 |
endElement(xml->name()); |
|
3532 |
// if we are using somebody else's qxmlstreamreader |
|
3533 |
// we should not read until the end of the stream |
|
3534 |
done = !m_ownsReader && (xml->name() == QLatin1String("svg"));
|
|
3535 |
break; |
|
3536 |
case QXmlStreamReader::Characters: |
|
3537 |
characters(xml->text()); |
|
3538 |
break; |
|
3539 |
case QXmlStreamReader::ProcessingInstruction: |
|
3540 |
processingInstruction(xml->processingInstructionTarget().toString(), xml->processingInstructionData().toString()); |
|
3541 |
break; |
|
3542 |
default: |
|
3543 |
break; |
|
3544 |
} |
|
3545 |
} |
|
3546 |
resolveGradients(m_doc); |
|
3547 |
} |
|
3548 |
||
3549 |
bool QSvgHandler::startElement(const QString &localName, |
|
3550 |
const QXmlStreamAttributes &attributes) |
|
3551 |
{
|
|
3552 |
QSvgNode *node = 0; |
|
3553 |
||
3554 |
pushColorCopy(); |
|
3555 |
||
3556 |
/* The xml:space attribute may appear on any element. We do |
|
3557 |
* a lookup by the qualified name here, but this is namespace aware, since |
|
3558 |
* the XML namespace can only be bound to prefix "xml." */ |
|
3559 |
const QStringRef xmlSpace(attributes.value(QLatin1String("xml:space")));
|
|
3560 |
if (xmlSpace.isNull()) {
|
|
3561 |
// This element has no xml:space attribute. |
|
3562 |
m_whitespaceMode.push(m_whitespaceMode.isEmpty() ? QSvgText::Default : m_whitespaceMode.top()); |
|
3563 |
} else if (xmlSpace == QLatin1String("preserve")) {
|
|
3564 |
m_whitespaceMode.push(QSvgText::Preserve); |
|
3565 |
} else if (xmlSpace == QLatin1String("default")) {
|
|
3566 |
m_whitespaceMode.push(QSvgText::Default); |
|
3567 |
} else {
|
|
3568 |
qWarning() << QString::fromLatin1("\"%1\" is an invalid value for attribute xml:space. "
|
|
3569 |
"Valid values are \"preserve\" and \"default\".").arg(xmlSpace.toString()); |
|
3570 |
m_whitespaceMode.push(QSvgText::Default); |
|
3571 |
} |
|
3572 |
||
3573 |
if (FactoryMethod method = findGroupFactory(localName)) {
|
|
3574 |
//group |
|
3575 |
node = method(m_doc ? m_nodes.top() : 0, attributes, this); |
|
3576 |
Q_ASSERT(node); |
|
3577 |
if (!m_doc) {
|
|
3578 |
Q_ASSERT(node->type() == QSvgNode::DOC); |
|
3579 |
m_doc = static_cast<QSvgTinyDocument*>(node); |
|
3580 |
} else {
|
|
3581 |
switch (m_nodes.top()->type()) {
|
|
3582 |
case QSvgNode::DOC: |
|
3583 |
case QSvgNode::G: |
|
3584 |
case QSvgNode::DEFS: |
|
3585 |
case QSvgNode::SWITCH: |
|
3586 |
{
|
|
3587 |
QSvgStructureNode *group = |
|
3588 |
static_cast<QSvgStructureNode*>(m_nodes.top()); |
|
3589 |
group->addChild(node, someId(attributes)); |
|
3590 |
} |
|
3591 |
break; |
|
3592 |
default: |
|
3593 |
break; |
|
3594 |
} |
|
3595 |
} |
|
3596 |
parseCoreNode(node, attributes); |
|
3597 |
cssStyleLookup(node, this, m_selector); |
|
3598 |
parseStyle(node, attributes, this); |
|
3599 |
} else if (FactoryMethod method = findGraphicsFactory(localName)) {
|
|
3600 |
//rendering element |
|
3601 |
Q_ASSERT(!m_nodes.isEmpty()); |
|
3602 |
node = method(m_nodes.top(), attributes, this); |
|
3603 |
if (node) {
|
|
3604 |
switch (m_nodes.top()->type()) {
|
|
3605 |
case QSvgNode::DOC: |
|
3606 |
case QSvgNode::G: |
|
3607 |
case QSvgNode::DEFS: |
|
3608 |
case QSvgNode::SWITCH: |
|
3609 |
{
|
|
3610 |
QSvgStructureNode *group = |
|
3611 |
static_cast<QSvgStructureNode*>(m_nodes.top()); |
|
3612 |
group->addChild(node, someId(attributes)); |
|
3613 |
} |
|
3614 |
break; |
|
3615 |
case QSvgNode::TEXT: |
|
3616 |
case QSvgNode::TEXTAREA: |
|
3617 |
if (node->type() == QSvgNode::TSPAN) {
|
|
3618 |
static_cast<QSvgText *>(m_nodes.top())->addTspan(static_cast<QSvgTspan *>(node)); |
|
3619 |
} else {
|
|
3620 |
qWarning("\'text\' or \'textArea\' element contains invalid element type.");
|
|
3621 |
delete node; |
|
3622 |
node = 0; |
|
3623 |
} |
|
3624 |
break; |
|
3625 |
default: |
|
3626 |
qWarning("Could not add child element to parent element because the types are incorrect.");
|
|
3627 |
delete node; |
|
3628 |
node = 0; |
|
3629 |
break; |
|
3630 |
} |
|
3631 |
||
3632 |
if (node) {
|
|
3633 |
parseCoreNode(node, attributes); |
|
3634 |
cssStyleLookup(node, this, m_selector); |
|
3635 |
parseStyle(node, attributes, this); |
|
3636 |
if (node->type() == QSvgNode::TEXT || node->type() == QSvgNode::TEXTAREA) {
|
|
3637 |
static_cast<QSvgText *>(node)->setWhitespaceMode(m_whitespaceMode.top()); |
|
3638 |
} else if (node->type() == QSvgNode::TSPAN) {
|
|
3639 |
static_cast<QSvgTspan *>(node)->setWhitespaceMode(m_whitespaceMode.top()); |
|
3640 |
} |
|
3641 |
} |
|
3642 |
} |
|
3643 |
} else if (ParseMethod method = findUtilFactory(localName)) {
|
|
3644 |
Q_ASSERT(!m_nodes.isEmpty()); |
|
3645 |
if (!method(m_nodes.top(), attributes, this)) {
|
|
3646 |
qWarning("Problem parsing %s", qPrintable(localName));
|
|
3647 |
} |
|
3648 |
} else if (StyleFactoryMethod method = findStyleFactoryMethod(localName)) {
|
|
3649 |
QSvgStyleProperty *prop = method(m_nodes.top(), attributes, this); |
|
3650 |
if (prop) {
|
|
3651 |
m_style = prop; |
|
3652 |
m_nodes.top()->appendStyleProperty(prop, someId(attributes)); |
|
3653 |
} else {
|
|
3654 |
qWarning("Could not parse node: %s", qPrintable(localName));
|
|
3655 |
} |
|
3656 |
} else if (StyleParseMethod method = findStyleUtilFactoryMethod(localName)) {
|
|
3657 |
if (m_style) {
|
|
3658 |
if (!method(m_style, attributes, this)) {
|
|
3659 |
qWarning("Problem parsing %s", qPrintable(localName));
|
|
3660 |
} |
|
3661 |
} |
|
3662 |
} else {
|
|
3663 |
//qWarning()<<"Skipping unknown element!"<<namespaceURI<<"::"<<localName; |
|
3664 |
m_skipNodes.push(Unknown); |
|
3665 |
return true; |
|
3666 |
} |
|
3667 |
||
3668 |
if (node) {
|
|
3669 |
m_nodes.push(node); |
|
3670 |
m_skipNodes.push(Graphics); |
|
3671 |
} else {
|
|
3672 |
//qDebug()<<"Skipping "<<localName; |
|
3673 |
m_skipNodes.push(Style); |
|
3674 |
} |
|
3675 |
return true; |
|
3676 |
} |
|
3677 |
||
3678 |
bool QSvgHandler::endElement(const QStringRef &localName) |
|
3679 |
{
|
|
3680 |
CurrentNode node = m_skipNodes.top(); |
|
3681 |
m_skipNodes.pop(); |
|
3682 |
m_whitespaceMode.pop(); |
|
3683 |
||
3684 |
popColor(); |
|
3685 |
||
3686 |
if (node == Unknown) {
|
|
3687 |
return true; |
|
3688 |
} |
|
3689 |
||
3690 |
if (m_inStyle && localName == QLatin1String("style"))
|
|
3691 |
m_inStyle = false; |
|
3692 |
||
3693 |
if (node == Graphics) |
|
3694 |
m_nodes.pop(); |
|
3695 |
else if (m_style && !m_skipNodes.isEmpty() && m_skipNodes.top() != Style) |
|
3696 |
m_style = 0; |
|
3697 |
||
3698 |
return true; |
|
3699 |
} |
|
3700 |
||
3701 |
void QSvgHandler::resolveGradients(QSvgNode *node) |
|
3702 |
{
|
|
3703 |
if (!node || (node->type() != QSvgNode::DOC && node->type() != QSvgNode::G |
|
3704 |
&& node->type() != QSvgNode::DEFS && node->type() != QSvgNode::SWITCH)) {
|
|
3705 |
return; |
|
3706 |
} |
|
3707 |
QSvgStructureNode *structureNode = static_cast<QSvgStructureNode *>(node); |
|
3708 |
||
3709 |
QList<QSvgNode *> ren = structureNode->renderers(); |
|
3710 |
for (QList<QSvgNode *>::iterator it = ren.begin(); it != ren.end(); ++it) {
|
|
3711 |
QSvgFillStyle *fill = static_cast<QSvgFillStyle *>((*it)->styleProperty(QSvgStyleProperty::FILL)); |
|
3712 |
if (fill && !fill->isGradientResolved()) {
|
|
3713 |
QString id = fill->gradientId(); |
|
3714 |
QSvgFillStyleProperty *style = structureNode->styleProperty(id); |
|
3715 |
if (style) {
|
|
3716 |
fill->setFillStyle(style); |
|
3717 |
} else {
|
|
3718 |
qWarning("Could not resolve property : %s", qPrintable(id));
|
|
3719 |
fill->setBrush(Qt::NoBrush); |
|
3720 |
} |
|
3721 |
} |
|
3722 |
||
3723 |
QSvgStrokeStyle *stroke = static_cast<QSvgStrokeStyle *>((*it)->styleProperty(QSvgStyleProperty::STROKE)); |
|
3724 |
if (stroke && !stroke->isGradientResolved()) {
|
|
3725 |
QString id = stroke->gradientId(); |
|
3726 |
QSvgFillStyleProperty *style = structureNode->styleProperty(id); |
|
3727 |
if (style) {
|
|
3728 |
stroke->setStyle(style); |
|
3729 |
} else {
|
|
3730 |
qWarning("Could not resolve property : %s", qPrintable(id));
|
|
3731 |
stroke->setStroke(Qt::NoBrush); |
|
3732 |
} |
|
3733 |
} |
|
3734 |
||
3735 |
resolveGradients(*it); |
|
3736 |
} |
|
3737 |
} |
|
3738 |
||
3739 |
bool QSvgHandler::characters(const QStringRef &str) |
|
3740 |
{
|
|
3741 |
if (m_inStyle) {
|
|
3742 |
QString css = str.toString(); |
|
3743 |
QCss::StyleSheet sheet; |
|
3744 |
QCss::Parser(css).parse(&sheet); |
|
3745 |
m_selector->styleSheets.append(sheet); |
|
3746 |
return true; |
|
3747 |
} else if (m_skipNodes.isEmpty() || m_skipNodes.top() == Unknown) |
|
3748 |
return true; |
|
3749 |
||
3750 |
if (m_nodes.top()->type() == QSvgNode::TEXT || m_nodes.top()->type() == QSvgNode::TEXTAREA) {
|
|
3751 |
static_cast<QSvgText*>(m_nodes.top())->addText(str.toString()); |
|
3752 |
} else if (m_nodes.top()->type() == QSvgNode::TSPAN) {
|
|
3753 |
static_cast<QSvgTspan*>(m_nodes.top())->addText(str.toString()); |
|
3754 |
} |
|
3755 |
||
3756 |
return true; |
|
3757 |
} |
|
3758 |
||
3759 |
QSvgTinyDocument * QSvgHandler::document() const |
|
3760 |
{
|
|
3761 |
return m_doc; |
|
3762 |
} |
|
3763 |
||
3764 |
QSvgHandler::LengthType QSvgHandler::defaultCoordinateSystem() const |
|
3765 |
{
|
|
3766 |
return m_defaultCoords; |
|
3767 |
} |
|
3768 |
||
3769 |
void QSvgHandler::setDefaultCoordinateSystem(LengthType type) |
|
3770 |
{
|
|
3771 |
m_defaultCoords = type; |
|
3772 |
} |
|
3773 |
||
3774 |
void QSvgHandler::pushColor(const QColor &color) |
|
3775 |
{
|
|
3776 |
m_colorStack.push(color); |
|
3777 |
m_colorTagCount.push(1); |
|
3778 |
} |
|
3779 |
||
3780 |
void QSvgHandler::pushColorCopy() |
|
3781 |
{
|
|
3782 |
if (m_colorTagCount.count()) |
|
3783 |
++m_colorTagCount.top(); |
|
3784 |
else |
|
3785 |
pushColor(Qt::black); |
|
3786 |
} |
|
3787 |
||
3788 |
void QSvgHandler::popColor() |
|
3789 |
{
|
|
3790 |
if (m_colorTagCount.count()) {
|
|
3791 |
if (!--m_colorTagCount.top()) {
|
|
3792 |
m_colorStack.pop(); |
|
3793 |
m_colorTagCount.pop(); |
|
3794 |
} |
|
3795 |
} |
|
3796 |
} |
|
3797 |
||
3798 |
QColor QSvgHandler::currentColor() const |
|
3799 |
{
|
|
3800 |
if (!m_colorStack.isEmpty()) |
|
3801 |
return m_colorStack.top(); |
|
3802 |
else |
|
3803 |
return QColor(0, 0, 0); |
|
3804 |
} |
|
3805 |
||
3806 |
void QSvgHandler::setInStyle(bool b) |
|
3807 |
{
|
|
3808 |
m_inStyle = b; |
|
3809 |
} |
|
3810 |
||
3811 |
bool QSvgHandler::inStyle() const |
|
3812 |
{
|
|
3813 |
return m_inStyle; |
|
3814 |
} |
|
3815 |
||
3816 |
QSvgStyleSelector * QSvgHandler::selector() const |
|
3817 |
{
|
|
3818 |
return m_selector; |
|
3819 |
} |
|
3820 |
||
3821 |
bool QSvgHandler::processingInstruction(const QString &target, const QString &data) |
|
3822 |
{
|
|
3823 |
if (target == QLatin1String("xml-stylesheet")) {
|
|
3824 |
QRegExp rx(QLatin1String("type=\\\"(.+)\\\""));
|
|
3825 |
rx.setMinimal(true); |
|
3826 |
bool isCss = false; |
|
3827 |
int pos = 0; |
|
3828 |
while ((pos = rx.indexIn(data, pos)) != -1) {
|
|
3829 |
QString type = rx.cap(1); |
|
3830 |
if (type.toLower() == QLatin1String("text/css")) {
|
|
3831 |
isCss = true; |
|
3832 |
} |
|
3833 |
pos += rx.matchedLength(); |
|
3834 |
} |
|
3835 |
||
3836 |
if (isCss) {
|
|
3837 |
QRegExp rx(QLatin1String("href=\\\"(.+)\\\""));
|
|
3838 |
rx.setMinimal(true); |
|
3839 |
pos = 0; |
|
3840 |
pos = rx.indexIn(data, pos); |
|
3841 |
QString addr = rx.cap(1); |
|
3842 |
QFileInfo fi(addr); |
|
3843 |
//qDebug()<<"External CSS file "<<fi.absoluteFilePath()<<fi.exists(); |
|
3844 |
if (fi.exists()) {
|
|
3845 |
QFile file(fi.absoluteFilePath()); |
|
3846 |
if (!file.open(QIODevice::ReadOnly | QIODevice::Text)) {
|
|
3847 |
return true; |
|
3848 |
} |
|
3849 |
QByteArray cssData = file.readAll(); |
|
3850 |
QString css = QString::fromUtf8(cssData); |
|
3851 |
||
3852 |
QCss::StyleSheet sheet; |
|
3853 |
QCss::Parser(css).parse(&sheet); |
|
3854 |
m_selector->styleSheets.append(sheet); |
|
3855 |
} |
|
3856 |
||
3857 |
} |
|
3858 |
} |
|
3859 |
||
3860 |
return true; |
|
3861 |
} |
|
3862 |
||
3863 |
void QSvgHandler::setAnimPeriod(int start, int end) |
|
3864 |
{
|
|
3865 |
Q_UNUSED(start); |
|
3866 |
m_animEnd = qMax(end, m_animEnd); |
|
3867 |
} |
|
3868 |
||
3869 |
int QSvgHandler::animationDuration() const |
|
3870 |
{
|
|
3871 |
return m_animEnd; |
|
3872 |
} |
|
3873 |
||
3874 |
QSvgHandler::~QSvgHandler() |
|
3875 |
{
|
|
3876 |
delete m_selector; |
|
3877 |
m_selector = 0; |
|
3878 |
||
3879 |
if(m_ownsReader) |
|
3880 |
delete xml; |
|
3881 |
} |
|
3882 |
||
3883 |
QT_END_NAMESPACE |
|
3884 |
||
3885 |
#endif // QT_NO_SVG |