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/****************************************************************************
**
** Copyright (C) 2011 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(QPainter *p, QSvgExtraStates &states) const;
private:
QPainterPath m_path;
};
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(QPainter *p, QSvgExtraStates &states) const;
private:
QRectF m_bounds;
};
class QSvgCircle : public QSvgEllipse
{
public:
QSvgCircle(QSvgNode *parent, const QRectF &rect) : QSvgEllipse(parent, rect) { }
virtual Type type() const;
};
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(QPainter *p, QSvgExtraStates &states) 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(QPainter *p, QSvgExtraStates &states) const;
private:
QLineF m_line;
};
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(QPainter *p, QSvgExtraStates &states) const;
QPainterPath *qpath() {
return &m_path;
}
private:
QPainterPath m_path;
};
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(QPainter *p, QSvgExtraStates &states) 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(QPainter *p, QSvgExtraStates &states) 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(QPainter *p, QSvgExtraStates &states) 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(QPainter *p, QSvgExtraStates &states) 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<QSvgTspan *> 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(QPainter *p, QSvgExtraStates &states) const;
private:
QSvgNode *m_link;
QPointF m_start;
};
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
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