mirror of
https://bitbucket.org/smil3y/katie.git
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248 lines
7.1 KiB
C++
248 lines
7.1 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2015 The Qt Company Ltd.
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** Copyright (C) 2016-2019 Ivailo Monev
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**
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** This file is part of the QtSvg module of the Katie Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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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 or version 3 as published by the Free
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** Software Foundation and appearing in the file LICENSE.LGPLv21 and
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** LICENSE.LGPLv3 included in the packaging of this file. Please review the
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** following information to ensure the GNU Lesser General Public License
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** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** As a special exception, The Qt Company gives you certain additional
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** rights. These rights are described in The Qt Company 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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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef QSVGGRAPHICS_P_H
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#define QSVGGRAPHICS_P_H
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//
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// W A R N I N G
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// -------------
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//
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// This file is not part of the Katie API. It exists purely as an
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// implementation detail. This header file may change from version to
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// version without notice, or even be removed.
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//
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// We mean it.
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//
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#include "qsvgnode_p.h"
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#ifndef QT_NO_SVG
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#include "QtGui/qpainterpath.h"
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#include "QtGui/qimage.h"
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#include "QtGui/qtextlayout.h"
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#include "QtGui/qtextoption.h"
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#include "QtCore/qstack.h"
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QT_BEGIN_NAMESPACE
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class QSvgAnimation : public QSvgNode
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{
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public:
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virtual void draw(QPainter *p, QSvgExtraStates &states);
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virtual Type type() const;
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};
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class QSvgArc : public QSvgNode
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{
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public:
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QSvgArc(QSvgNode *parent, const QPainterPath &path);
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virtual void draw(QPainter *p, QSvgExtraStates &states);
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virtual Type type() const;
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virtual QRectF bounds(QPainter *p, QSvgExtraStates &states) const;
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private:
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QPainterPath m_path;
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};
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class QSvgEllipse : public QSvgNode
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{
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public:
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QSvgEllipse(QSvgNode *parent, const QRectF &rect);
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virtual void draw(QPainter *p, QSvgExtraStates &states);
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virtual Type type() const;
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virtual QRectF bounds(QPainter *p, QSvgExtraStates &states) const;
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private:
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QRectF m_bounds;
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};
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class QSvgCircle : public QSvgEllipse
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{
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public:
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QSvgCircle(QSvgNode *parent, const QRectF &rect) : QSvgEllipse(parent, rect) { }
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virtual Type type() const;
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};
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class QSvgImage : public QSvgNode
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{
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public:
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QSvgImage(QSvgNode *parent, const QImage &image,
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const QRect &bounds);
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virtual void draw(QPainter *p, QSvgExtraStates &states);
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virtual Type type() const;
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virtual QRectF bounds(QPainter *p, QSvgExtraStates &states) const;
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private:
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QImage m_image;
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QRect m_bounds;
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};
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class QSvgLine : public QSvgNode
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{
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public:
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QSvgLine(QSvgNode *parent, const QLineF &line);
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virtual void draw(QPainter *p, QSvgExtraStates &states);
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virtual Type type() const;
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virtual QRectF bounds(QPainter *p, QSvgExtraStates &states) const;
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private:
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QLineF m_line;
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};
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class QSvgPath : public QSvgNode
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{
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public:
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QSvgPath(QSvgNode *parent, const QPainterPath &qpath);
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virtual void draw(QPainter *p, QSvgExtraStates &states);
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virtual Type type() const;
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virtual QRectF bounds(QPainter *p, QSvgExtraStates &states) const;
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private:
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QPainterPath m_path;
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};
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class QSvgPolygon : public QSvgNode
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{
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public:
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QSvgPolygon(QSvgNode *parent, const QPolygonF &poly);
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virtual void draw(QPainter *p, QSvgExtraStates &states);
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virtual Type type() const;
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virtual QRectF bounds(QPainter *p, QSvgExtraStates &states) const;
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private:
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QPolygonF m_poly;
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};
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class QSvgPolyline : public QSvgNode
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{
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public:
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QSvgPolyline(QSvgNode *parent, const QPolygonF &poly);
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virtual void draw(QPainter *p, QSvgExtraStates &states);
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virtual Type type() const;
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virtual QRectF bounds(QPainter *p, QSvgExtraStates &states) const;
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private:
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QPolygonF m_poly;
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};
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class QSvgRect : public QSvgNode
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{
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public:
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QSvgRect(QSvgNode *paren, const QRectF &rect, int rx=0, int ry=0);
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virtual Type type() const;
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virtual void draw(QPainter *p, QSvgExtraStates &states);
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virtual QRectF bounds(QPainter *p, QSvgExtraStates &states) const;
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private:
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QRectF m_rect;
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int m_rx, m_ry;
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};
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class QSvgTspan;
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class QSvgText : public QSvgNode
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{
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public:
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enum WhitespaceMode
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{
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Default,
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Preserve
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};
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QSvgText(QSvgNode *parent, const QPointF &coord);
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~QSvgText();
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void setTextArea(const QSizeF &size);
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virtual void draw(QPainter *p, QSvgExtraStates &states);
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virtual Type type() const;
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void addTspan(QSvgTspan *tspan) {m_tspans.append(tspan);}
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void addText(const QString &text);
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void addLineBreak() {m_tspans.append(LINEBREAK);}
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void setWhitespaceMode(WhitespaceMode mode) {m_mode = mode;}
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//virtual QRectF bounds(QPainter *p, QSvgExtraStates &states) const;
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private:
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static QSvgTspan * const LINEBREAK;
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QPointF m_coord;
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// 'm_tspans' is also used to store characters outside tspans and line breaks.
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// If a 'm_tspan' item is null, it indicates a line break.
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QVector<QSvgTspan *> m_tspans;
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Type m_type;
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QSizeF m_size;
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WhitespaceMode m_mode;
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};
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class QSvgTspan : public QSvgNode
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{
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public:
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// tspans are also used to store normal text, so the 'isProperTspan' is used to separate text from tspan.
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QSvgTspan(QSvgNode *parent, bool isProperTspan = true)
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: QSvgNode(parent), m_mode(QSvgText::Default), m_isTspan(isProperTspan)
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{
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}
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~QSvgTspan() { };
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virtual Type type() const {return TSPAN;}
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virtual void draw(QPainter *, QSvgExtraStates &) {Q_ASSERT(!"Tspans should be drawn through QSvgText::draw().");}
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void addText(const QString &text) {m_text += text;}
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const QString &text() const {return m_text;}
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bool isTspan() const {return m_isTspan;}
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void setWhitespaceMode(QSvgText::WhitespaceMode mode) {m_mode = mode;}
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QSvgText::WhitespaceMode whitespaceMode() const {return m_mode;}
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private:
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QString m_text;
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QSvgText::WhitespaceMode m_mode;
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bool m_isTspan;
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};
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class QSvgUse : public QSvgNode
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{
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public:
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QSvgUse(const QPointF &start, QSvgNode *parent, QSvgNode *link);
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virtual void draw(QPainter *p, QSvgExtraStates &states);
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virtual Type type() const;
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virtual QRectF bounds(QPainter *p, QSvgExtraStates &states) const;
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private:
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QSvgNode *m_link;
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QPointF m_start;
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};
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class QSvgVideo : public QSvgNode
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{
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public:
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virtual void draw(QPainter *p, QSvgExtraStates &states);
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virtual Type type() const;
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};
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QT_END_NAMESPACE
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#endif // QT_NO_SVG
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#endif // QSVGGRAPHICS_P_H
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