diff -r 000000000000 -r 1918ee327afb src/svg/qsvggraphics_p.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/svg/qsvggraphics_p.h Mon Jan 11 14:00:40 2010 +0000 @@ -0,0 +1,270 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtSvg module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QSVGGRAPHICS_P_H +#define QSVGGRAPHICS_P_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists purely as an +// implementation detail. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// + +#include "qsvgnode_p.h" + +#ifndef QT_NO_SVG + +#include "QtGui/qpainterpath.h" +#include "QtGui/qimage.h" +#include "QtGui/qtextlayout.h" +#include "QtGui/qtextoption.h" +#include "QtCore/qstack.h" + +QT_BEGIN_NAMESPACE + +class QTextCharFormat; + +class QSvgAnimation : public QSvgNode +{ +public: + virtual void draw(QPainter *p, QSvgExtraStates &states); + virtual Type type() const; +}; + +class QSvgArc : public QSvgNode +{ +public: + QSvgArc(QSvgNode *parent, const QPainterPath &path); + virtual void draw(QPainter *p, QSvgExtraStates &states); + virtual Type type() const; + virtual QRectF bounds() const; +private: + QPainterPath cubic; + QRectF m_cachedBounds; +}; + +class QSvgCircle : public QSvgNode +{ +public: + QSvgCircle(QSvgNode *parent, const QRectF &rect); + virtual void draw(QPainter *p, QSvgExtraStates &states); + virtual Type type() const; + virtual QRectF bounds() const; +private: + QRectF m_bounds; +}; + +class QSvgEllipse : public QSvgNode +{ +public: + QSvgEllipse(QSvgNode *parent, const QRectF &rect); + virtual void draw(QPainter *p, QSvgExtraStates &states); + virtual Type type() const; + virtual QRectF bounds() const; +private: + QRectF m_bounds; +}; + +class QSvgImage : public QSvgNode +{ +public: + QSvgImage(QSvgNode *parent, const QImage &image, + const QRect &bounds); + virtual void draw(QPainter *p, QSvgExtraStates &states); + virtual Type type() const; + virtual QRectF bounds() const; +private: + QImage m_image; + QRect m_bounds; +}; + +class QSvgLine : public QSvgNode +{ +public: + QSvgLine(QSvgNode *parent, const QLineF &line); + virtual void draw(QPainter *p, QSvgExtraStates &states); + virtual Type type() const; + virtual QRectF bounds() const; +private: + QLineF m_bounds; +}; + +class QSvgPath : public QSvgNode +{ +public: + QSvgPath(QSvgNode *parent, const QPainterPath &qpath); + virtual void draw(QPainter *p, QSvgExtraStates &states); + virtual Type type() const; + virtual QRectF bounds() const; + + QPainterPath *qpath() { + return &m_path; + } +private: + QPainterPath m_path; + mutable QRectF m_cachedBounds; +}; + +class QSvgPolygon : public QSvgNode +{ +public: + QSvgPolygon(QSvgNode *parent, const QPolygonF &poly); + virtual void draw(QPainter *p, QSvgExtraStates &states); + virtual Type type() const; + virtual QRectF bounds() const; +private: + QPolygonF m_poly; +}; + +class QSvgPolyline : public QSvgNode +{ +public: + QSvgPolyline(QSvgNode *parent, const QPolygonF &poly); + virtual void draw(QPainter *p, QSvgExtraStates &states); + virtual Type type() const; + virtual QRectF bounds() const; +private: + QPolygonF m_poly; +}; + +class QSvgRect : public QSvgNode +{ +public: + QSvgRect(QSvgNode *paren, const QRectF &rect, int rx=0, int ry=0); + virtual Type type() const; + virtual void draw(QPainter *p, QSvgExtraStates &states); + virtual QRectF bounds() const; +private: + QRectF m_rect; + int m_rx, m_ry; +}; + +class QSvgTspan; + +class QSvgText : public QSvgNode +{ +public: + enum WhitespaceMode + { + Default, + Preserve + }; + + QSvgText(QSvgNode *parent, const QPointF &coord); + ~QSvgText(); + void setTextArea(const QSizeF &size); + + virtual void draw(QPainter *p, QSvgExtraStates &states); + virtual Type type() const; + + void addTspan(QSvgTspan *tspan) {m_tspans.append(tspan);} + void addText(const QString &text); + void addLineBreak() {m_tspans.append(LINEBREAK);} + void setWhitespaceMode(WhitespaceMode mode) {m_mode = mode;} + + //virtual QRectF bounds() const; +private: + static QSvgTspan * const LINEBREAK; + + QPointF m_coord; + + // 'm_tspans' is also used to store characters outside tspans and line breaks. + // If a 'm_tspan' item is null, it indicates a line break. + QVector m_tspans; + + Type m_type; + QSizeF m_size; + WhitespaceMode m_mode; +}; + +class QSvgTspan : public QSvgNode +{ +public: + // tspans are also used to store normal text, so the 'isProperTspan' is used to separate text from tspan. + QSvgTspan(QSvgNode *parent, bool isProperTspan = true) + : QSvgNode(parent), m_mode(QSvgText::Default), m_isTspan(isProperTspan) + { + } + ~QSvgTspan() { }; + virtual Type type() const {return TSPAN;} + virtual void draw(QPainter *, QSvgExtraStates &) {Q_ASSERT(!"Tspans should be drawn through QSvgText::draw().");} + void addText(const QString &text) {m_text += text;} + const QString &text() const {return m_text;} + bool isTspan() const {return m_isTspan;} + void setWhitespaceMode(QSvgText::WhitespaceMode mode) {m_mode = mode;} + QSvgText::WhitespaceMode whitespaceMode() const {return m_mode;} +private: + QString m_text; + QSvgText::WhitespaceMode m_mode; + bool m_isTspan; +}; + +class QSvgUse : public QSvgNode +{ +public: + QSvgUse(const QPointF &start, QSvgNode *parent, QSvgNode *link); + virtual void draw(QPainter *p, QSvgExtraStates &states); + virtual Type type() const; + virtual QRectF bounds() const; + virtual QRectF transformedBounds(const QTransform &transform) const; + +private: + QSvgNode *m_link; + QPointF m_start; + mutable QRectF m_bounds; +}; + +class QSvgVideo : public QSvgNode +{ +public: + virtual void draw(QPainter *p, QSvgExtraStates &states); + virtual Type type() const; +}; + +QT_END_NAMESPACE + +#endif // QT_NO_SVG +#endif // QSVGGRAPHICS_P_H