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132 lines
4.1 KiB
132 lines
4.1 KiB
/*
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Copyright (C) 2003 KSVG Team
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This file is part of the KDE project
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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aint with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA.
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*/
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#ifndef CANVASITEMS_H
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#define CANVASITEMS_H
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#include <tqptrlist.h>
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#include "CanvasItem.h"
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#include "SVGTextElementImpl.h"
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#include "SVGTextPathElementImpl.h"
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#include "svgpathparser.h"
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#include "SVGBBoxTarget.h"
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namespace T2P
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{
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class GlyphSet;
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class BezierPath;
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class GlyphLayoutParams;
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}
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namespace KSVG
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{
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class KSVGCanvas;
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class KSVGTextChunk;
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class SVGPathParser;
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class SVGMatrixImpl;
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class SVGMarkerElementImpl;
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class SVGClipPathElementImpl;
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class SVGTextContentElementImpl;
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class SVGTextPathElementImpl;
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#define CANVAS_CLASS(Prefix, Class, Postfix, Member) \
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class Canvas##Class : public CanvasItem \
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{ \
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public: \
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Canvas##Class(Prefix##Class##Postfix *Member) : CanvasItem(), m_##Member(Member) { } \
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virtual ~Canvas##Class() { } \
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virtual SVGElementImpl *element() { return reinterpret_cast<SVGElementImpl *>(m_##Member); } \
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protected: \
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Prefix##Class##Postfix *m_##Member; \
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};
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CANVAS_CLASS(SVG, ClipPath, ElementImpl, clipPath)
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class CanvasMarker : public CanvasItem
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{
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public:
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CanvasMarker(SVGMarkerElementImpl *marker) : CanvasItem(), m_marker(marker) {}
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virtual ~CanvasMarker() {}
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virtual SVGElementImpl *element() { return reinterpret_cast<SVGElementImpl *>(m_marker); }
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virtual void draw(SVGShapeImpl *obj, double x, double y, double lwidth = 1.0, double angle = 0.0)
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{
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Q_UNUSED(obj); Q_UNUSED(x); Q_UNUSED(y); Q_UNUSED(lwidth); Q_UNUSED(angle);
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}
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protected:
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SVGMarkerElementImpl *m_marker;
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};
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class MarkerHelper
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{
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protected:
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void doStartMarker(SVGShapeImpl *shape, SVGStylableImpl *style, double x, double y, double angle = 0.0);
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void doMidMarker(SVGShapeImpl *shape, SVGStylableImpl *style, double x, double y, double angle = 0.0);
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void doEndMarker(SVGShapeImpl *shape, SVGStylableImpl *style, double x, double y, double angle = 0.0);
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private:
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void doMarker(SVGShapeImpl *shape, SVGStylableImpl *style, double x, double y, double angle, const TQString &marker);
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};
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class CanvasText : public CanvasItem
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{
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public:
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CanvasText(SVGTextElementImpl *text);
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virtual ~CanvasText();
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KSVGTextChunk *createTextChunk(KSVGCanvas *canvas, const SVGMatrixImpl *screenCTM, int &curx, int &cury, int &endx, int &endy);
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virtual SVGElementImpl *element() const { return m_text; }
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virtual void renderCallback(SVGTextContentElementImpl *element, const SVGMatrixImpl *screenCTM, T2P::GlyphSet *glyph, T2P::GlyphLayoutParams *params, double anchor) const = 0;
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void createGlyphs(KSVGTextChunk *textChunk, KSVGCanvas *canvas, const SVGMatrixImpl *screenCTM, int curx, int cury, int &endx, int &endy, T2P::BezierPath *bpath = 0) const;
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virtual void addTextDecoration(SVGTextContentElementImpl *element, double x, double y, double w, double h) const = 0;
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private:
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void handleTSpan(KSVGCanvas *canvas, const SVGMatrixImpl *screenCTM, int &curx, int &cury, int &endx, int &endy, SVGElementImpl *element, KSVGTextChunk *textChunk, T2P::BezierPath *bpath);
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protected:
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SVGTextElementImpl *m_text;
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};
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class CanvasPaintServer : public SVGBBoxTarget
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{
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public:
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CanvasPaintServer() : SVGBBoxTarget() { m_finalized = false; }
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virtual ~CanvasPaintServer() {}
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void setFinalized() { m_finalized = true; }
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void resetFinalized() { m_finalized = false; }
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bool finalized() { return m_finalized; }
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virtual void finalizePaintServer() = 0;
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virtual void reference(const TQString &href) = 0;
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private:
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bool m_finalized;
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};
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}
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#endif
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