demos/mainwindow/main.cpp
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     1 /****************************************************************************
       
     2 **
       
     3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
       
     4 ** All rights reserved.
       
     5 ** Contact: Nokia Corporation (qt-info@nokia.com)
       
     6 **
       
     7 ** This file is part of the demonstration applications of the Qt Toolkit.
       
     8 **
       
     9 ** $QT_BEGIN_LICENSE:LGPL$
       
    10 ** No Commercial Usage
       
    11 ** This file contains pre-release code and may not be distributed.
       
    12 ** You may use this file in accordance with the terms and conditions
       
    13 ** contained in the Technology Preview License Agreement accompanying
       
    14 ** this package.
       
    15 **
       
    16 ** GNU Lesser General Public License Usage
       
    17 ** Alternatively, this file may be used under the terms of the GNU Lesser
       
    18 ** General Public License version 2.1 as published by the Free Software
       
    19 ** Foundation and appearing in the file LICENSE.LGPL included in the
       
    20 ** packaging of this file.  Please review the following information to
       
    21 ** ensure the GNU Lesser General Public License version 2.1 requirements
       
    22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
       
    23 **
       
    24 ** In addition, as a special exception, Nokia gives you certain additional
       
    25 ** rights.  These rights are described in the Nokia Qt LGPL Exception
       
    26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
       
    27 **
       
    28 ** If you have questions regarding the use of this file, please contact
       
    29 ** Nokia at qt-info@nokia.com.
       
    30 **
       
    31 **
       
    32 **
       
    33 **
       
    34 **
       
    35 **
       
    36 **
       
    37 **
       
    38 ** $QT_END_LICENSE$
       
    39 **
       
    40 ****************************************************************************/
       
    41 
       
    42 #include "mainwindow.h"
       
    43 
       
    44 #include <QApplication>
       
    45 #include <QPainterPath>
       
    46 #include <QPainter>
       
    47 #include <QMap>
       
    48 #include <qdebug.h>
       
    49 
       
    50 void render_qt_text(QPainter *painter, int w, int h, const QColor &color) {
       
    51     QPainterPath path;
       
    52     path.moveTo(-0.083695, 0.283849);
       
    53     path.cubicTo(-0.049581, 0.349613, -0.012720, 0.397969, 0.026886, 0.428917);
       
    54     path.cubicTo(0.066493, 0.459865, 0.111593, 0.477595, 0.162186, 0.482108);
       
    55     path.lineTo(0.162186, 0.500000);
       
    56     path.cubicTo(0.115929, 0.498066, 0.066565, 0.487669, 0.014094, 0.468810);
       
    57     path.cubicTo(-0.038378, 0.449952, -0.088103, 0.423839, -0.135082, 0.390474);
       
    58     path.cubicTo(-0.182061, 0.357108, -0.222608, 0.321567, -0.256722, 0.283849);
       
    59     path.cubicTo(-0.304712, 0.262250, -0.342874, 0.239362, -0.371206, 0.215184);
       
    60     path.cubicTo(-0.411969, 0.179078, -0.443625, 0.134671, -0.466175, 0.081963);
       
    61     path.cubicTo(-0.488725, 0.029255, -0.500000, -0.033043, -0.500000, -0.104932);
       
    62     path.cubicTo(-0.500000, -0.218407, -0.467042, -0.312621, -0.401127, -0.387573);
       
    63     path.cubicTo(-0.335212, -0.462524, -0.255421, -0.500000, -0.161752, -0.500000);
       
    64     path.cubicTo(-0.072998, -0.500000, 0.003903, -0.462444, 0.068951, -0.387331);
       
    65     path.cubicTo(0.133998, -0.312218, 0.166522, -0.217440, 0.166522, -0.102998);
       
    66     path.cubicTo(0.166522, -0.010155, 0.143394, 0.071325, 0.097138, 0.141441);
       
    67     path.cubicTo(0.050882, 0.211557, -0.009396, 0.259026, -0.083695, 0.283849);
       
    68     path.moveTo(-0.167823, -0.456963);
       
    69     path.cubicTo(-0.228823, -0.456963, -0.277826, -0.432624, -0.314831, -0.383946);
       
    70     path.cubicTo(-0.361665, -0.323340, -0.385082, -0.230335, -0.385082, -0.104932);
       
    71     path.cubicTo(-0.385082, 0.017569, -0.361376, 0.112025, -0.313964, 0.178433);
       
    72     path.cubicTo(-0.277248, 0.229368, -0.228534, 0.254836, -0.167823, 0.254836);
       
    73     path.cubicTo(-0.105088, 0.254836, -0.054496, 0.229368, -0.016045, 0.178433);
       
    74     path.cubicTo(0.029055, 0.117827, 0.051605, 0.028691, 0.051605, -0.088975);
       
    75     path.cubicTo(0.051605, -0.179562, 0.039318, -0.255803, 0.014744, -0.317698);
       
    76     path.cubicTo(-0.004337, -0.365409, -0.029705, -0.400548, -0.061362, -0.423114);
       
    77     path.cubicTo(-0.093018, -0.445680, -0.128505, -0.456963, -0.167823, -0.456963);
       
    78     path.moveTo(0.379011, -0.404739);
       
    79     path.lineTo(0.379011, -0.236460);
       
    80     path.lineTo(0.486123, -0.236460);
       
    81     path.lineTo(0.486123, -0.197292);
       
    82     path.lineTo(0.379011, -0.197292);
       
    83     path.lineTo(0.379011, 0.134913);
       
    84     path.cubicTo(0.379011, 0.168117, 0.383276, 0.190442, 0.391804, 0.201886);
       
    85     path.cubicTo(0.400332, 0.213330, 0.411246, 0.219052, 0.424545, 0.219052);
       
    86     path.cubicTo(0.435531, 0.219052, 0.446227, 0.215264, 0.456635, 0.207689);
       
    87     path.cubicTo(0.467042, 0.200113, 0.474993, 0.188910, 0.480486, 0.174081);
       
    88     path.lineTo(0.500000, 0.174081);
       
    89     path.cubicTo(0.488436, 0.210509, 0.471957, 0.237911, 0.450564, 0.256286);
       
    90     path.cubicTo(0.429170, 0.274662, 0.407054, 0.283849, 0.384215, 0.283849);
       
    91     path.cubicTo(0.368893, 0.283849, 0.353859, 0.279094, 0.339115, 0.269584);
       
    92     path.cubicTo(0.324371, 0.260074, 0.313530, 0.246534, 0.306592, 0.228965);
       
    93     path.cubicTo(0.299653, 0.211396, 0.296184, 0.184075, 0.296184, 0.147002);
       
    94     path.lineTo(0.296184, -0.197292);
       
    95     path.lineTo(0.223330, -0.197292);
       
    96     path.lineTo(0.223330, -0.215667);
       
    97     path.cubicTo(0.241833, -0.224049, 0.260697, -0.237992, 0.279922, -0.257495);
       
    98     path.cubicTo(0.299147, -0.276999, 0.316276, -0.300129, 0.331310, -0.326886);
       
    99     path.cubicTo(0.338826, -0.341070, 0.349523, -0.367021, 0.363400, -0.404739);
       
   100     path.lineTo(0.379011, -0.404739);
       
   101     path.moveTo(-0.535993, 0.275629);
       
   102 
       
   103     painter->translate(w / 2, h / 2);
       
   104     double scale = qMin(w, h) * 8 / 10.0;
       
   105     painter->scale(scale, scale);
       
   106 
       
   107     painter->setRenderHint(QPainter::Antialiasing);
       
   108 
       
   109     painter->save();
       
   110     painter->translate(.1, .1);
       
   111     painter->fillPath(path, QColor(0, 0, 0, 63));
       
   112     painter->restore();
       
   113 
       
   114     painter->setBrush(color);
       
   115     painter->setPen(QPen(Qt::black, 0.02, Qt::SolidLine, Qt::FlatCap, Qt::RoundJoin));
       
   116     painter->drawPath(path);
       
   117 }
       
   118 
       
   119 void usage()
       
   120 {
       
   121     qWarning() << "Usage: mainwindow [-SizeHint<color> <width>x<height>] ...";
       
   122     exit(1);
       
   123 }
       
   124 
       
   125 QMap<QString, QSize> parseCustomSizeHints(int argc, char **argv)
       
   126 {
       
   127     QMap<QString, QSize> result;
       
   128 
       
   129     for (int i = 1; i < argc; ++i) {
       
   130         QString arg = QString::fromLocal8Bit(argv[i]);
       
   131 
       
   132         if (arg.startsWith(QLatin1String("-SizeHint"))) {
       
   133             QString name = arg.mid(9);
       
   134             if (name.isEmpty())
       
   135                 usage();
       
   136             if (++i == argc)
       
   137                 usage();
       
   138             QString sizeStr = QString::fromLocal8Bit(argv[i]);
       
   139             int idx = sizeStr.indexOf(QLatin1Char('x'));
       
   140             if (idx == -1)
       
   141                 usage();
       
   142             bool ok;
       
   143             int w = sizeStr.left(idx).toInt(&ok);
       
   144             if (!ok)
       
   145                 usage();
       
   146             int h = sizeStr.mid(idx + 1).toInt(&ok);
       
   147             if (!ok)
       
   148                 usage();
       
   149             result[name] = QSize(w, h);
       
   150         }
       
   151     }
       
   152 
       
   153     return result;
       
   154 }
       
   155 
       
   156 int main(int argc, char **argv)
       
   157 {
       
   158     QApplication app(argc, argv);
       
   159     QMap<QString, QSize> customSizeHints = parseCustomSizeHints(argc, argv);
       
   160     MainWindow mainWin(customSizeHints);
       
   161     mainWin.resize(800, 600);
       
   162     mainWin.show();
       
   163     return app.exec();
       
   164 }