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SVGPaintServerQt.cpp

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00001 /*
00002     Copyright (C) 2006 Nikolas Zimmermann <wildfox@kde.org>
00003 
00004     This file is part of the KDE project
00005 
00006     This library is free software; you can redistribute it and/or
00007     modify it under the terms of the GNU Library General Public
00008     License as published by the Free Software Foundation; either
00009     version 2 of the License, or (at your option) any later version.
00010 
00011     This library is distributed in the hope that it will be useful,
00012     but WITHOUT ANY WARRANTY; without even the implied warranty of
00013     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00014     Library General Public License for more details.
00015 
00016     You should have received a copy of the GNU Library General Public License
00017     aint with this library; see the file COPYING.LIB.  If not, write to
00018     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00019     Boston, MA 02110-1301, USA.
00020 */
00021 
00022 #include "config.h"
00023 #include "wtf/Platform.h"
00024 
00025 #if ENABLE(SVG)
00026 #include "SVGPaintServer.h"
00027 
00028 /*#include "GraphicsContext.h"*/
00029 #include "SVGRenderStyle.h"
00030 #include "RenderObject.h"
00031 #include "RenderPath.h"
00032 
00033 #include <QPainter>
00034 #include <QVector>
00035 
00036 namespace WebCore {
00037 
00038 void SVGPaintServer::setPenProperties(const RenderObject* object, const RenderStyle* style, QPen& pen) const
00039 {
00040     pen.setWidthF(SVGRenderStyle::cssPrimitiveToLength(object, style->svgStyle()->strokeWidth(), 1.0));
00041 
00042     /*if (style->svgStyle()->capStyle() == ButtCap)
00043         pen.setCapStyle(Qt::FlatCap);
00044     else if (style->svgStyle()->capStyle() == RoundCap)
00045         pen.setCapStyle(Qt::RoundCap);
00046 
00047     if (style->svgStyle()->joinStyle() == MiterJoin) {
00048         pen.setJoinStyle(Qt::MiterJoin);
00049         pen.setMiterLimit((qreal) style->svgStyle()->strokeMiterLimit());
00050     } else if(style->svgStyle()->joinStyle() == RoundJoin)
00051         pen.setJoinStyle(Qt::RoundJoin);*/
00052 
00053     /*const DashArray& dashes = WebCore::dashArrayFromRenderingStyle(style);
00054     double dashOffset = SVGRenderStyle::cssPrimitiveToLength(object, style->svgStyle()->strokeDashOffset(), 0.0);
00055 
00056     unsigned int dashLength = !dashes.isEmpty() ? dashes.size() : 0;
00057     if(dashLength) {
00058         QVector<qreal> pattern;
00059         unsigned int count = (dashLength % 2) == 0 ? dashLength : dashLength * 2;
00060 
00061         for(unsigned int i = 0; i < count; i++)
00062             pattern.append(dashes[i % dashLength] / (float)pen.widthF());
00063 
00064         pen.setDashPattern(pattern);
00065 
00066         Q_UNUSED(dashOffset);
00067         // TODO: dash-offset, does/will qt4 API allow it? (Rob)
00068     }*/
00069 }
00070 
00071 void SVGPaintServer::draw(QPainter* painter, QPainterPath* painterPath, const RenderObject* path, SVGPaintTargetType type) const
00072 {
00073     if (!setup(painter, painterPath, path, type))
00074         return;
00075 
00076     renderPath(painter, painterPath, path, type);
00077     teardown(painter, painterPath, path, type);
00078 }
00079 
00080 void SVGPaintServer::teardown(QPainter* painter, QPainterPath* painterPath, const RenderObject*, SVGPaintTargetType, bool isPaintingText) const
00081 {
00082     // no-op
00083 }
00084 
00085 void SVGPaintServer::renderPath(QPainter* painter, QPainterPath* painterPath, const RenderObject* path, SVGPaintTargetType type) const
00086 {
00087     RenderStyle* renderStyle = path->style();
00088 
00089     //QPainter* painter(context ? context->platformContext() : 0);
00090     //Q_ASSERT(painter);
00091 
00092     //QPainterPath* painterPath(context ? context->currentPath() : 0);
00093     //Q_ASSERT(painterPath);
00094 
00095     if ((type & ApplyToFillTargetType) && renderStyle->svgStyle()->hasFill())
00096         painter->fillPath(*painterPath, painter->brush());
00097 
00098     if ((type & ApplyToStrokeTargetType) && renderStyle->svgStyle()->hasStroke())
00099         painter->strokePath(*painterPath, painter->pen());
00100 }
00101 
00102 } // namespace WebCore
00103 
00104 #endif
00105 
00106 // vim:ts=4

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