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Diffstat (limited to 'WebCore/svg/graphics/qt/SVGResourceClipperQt.cpp')
| -rw-r--r-- | WebCore/svg/graphics/qt/SVGResourceClipperQt.cpp | 127 |
1 files changed, 0 insertions, 127 deletions
diff --git a/WebCore/svg/graphics/qt/SVGResourceClipperQt.cpp b/WebCore/svg/graphics/qt/SVGResourceClipperQt.cpp deleted file mode 100644 index 42d3855..0000000 --- a/WebCore/svg/graphics/qt/SVGResourceClipperQt.cpp +++ /dev/null @@ -1,127 +0,0 @@ -/* - Copyright (C) 2004, 2005, 2006 Nikolas Zimmermann <wildfox@kde.org> - 2004, 2005, 2006 Rob Buis <buis@kde.org> - 2005 Apple Computer, Inc. - - This file is part of the KDE project - - This library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public - License as published by the Free Software Foundation; either - version 2 of the License, or (at your option) any later version. - - This library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public License - aint with this library; see the file COPYING.LIB. If not, write to - the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, - Boston, MA 02110-1301, USA. -*/ - -#include "config.h" - -#if ENABLE(SVG) -#include "SVGResourceClipper.h" - -#include "GraphicsContext.h" - -#include <QPainter> -#include <QPainterPath> - -namespace WebCore { - -void SVGResourceClipper::applyClip(GraphicsContext* context, const FloatRect& boundingBox) const -{ - if (m_clipData.clipData().size() < 1) - return; - - context->beginPath(); - - QPainterPath newPath; - - bool heterogenousClipRules = false; - WindRule clipRule = m_clipData.clipData()[0].windRule; - - unsigned int clipDataCount = m_clipData.clipData().size(); - for (unsigned int x = 0; x < clipDataCount; x++) { - ClipData clipData = m_clipData.clipData()[x]; - if (clipData.windRule != clipRule) - heterogenousClipRules = true; - - QPainterPath path = *(clipData.path.platformPath()); - if (path.isEmpty()) - continue; - - if (!newPath.isEmpty()) - newPath.closeSubpath(); - - // Respect clipping units... - QMatrix transform; - - if (clipData.bboxUnits) { - transform.translate(boundingBox.x(), boundingBox.y()); - transform.scale(boundingBox.width(), boundingBox.height()); - } - - // TODO: support heterogenous clip rules! - //clipRule = (clipData.windRule() == RULE_EVENODD ? Qt::OddEvenFill : Qt::WindingFill); - - for (int i = 0; i < path.elementCount(); ++i) { - const QPainterPath::Element &cur = path.elementAt(i); - - switch (cur.type) { - case QPainterPath::MoveToElement: - newPath.moveTo(QPointF(cur.x, cur.y) * transform); - break; - case QPainterPath::LineToElement: - newPath.lineTo(QPointF(cur.x, cur.y) * transform); - break; - case QPainterPath::CurveToElement: - { - const QPainterPath::Element &c1 = path.elementAt(i + 1); - const QPainterPath::Element &c2 = path.elementAt(i + 2); - - Q_ASSERT(c1.type == QPainterPath::CurveToDataElement); - Q_ASSERT(c2.type == QPainterPath::CurveToDataElement); - - newPath.cubicTo(QPointF(cur.x, cur.y) * transform, - QPointF(c1.x, c1.y) * transform, - QPointF(c2.x, c2.y) * transform); - - i += 2; - break; - } - case QPainterPath::CurveToDataElement: - Q_ASSERT(false); - break; - } - } - } - - if (m_clipData.clipData().size()) { - // FIXME! - // We don't currently allow for heterogenous clip rules. - // we would have to detect such, draw to a mask, and then clip - // to that mask - // if (!CGContextIsPathEmpty(cgContext)) { - if (clipRule == RULE_EVENODD) - newPath.setFillRule(Qt::OddEvenFill); - else - newPath.setFillRule(Qt::WindingFill); - // } - } - - QPainter* painter(context ? context->platformContext() : 0); - Q_ASSERT(painter); - - painter->setClipPath(newPath); -} - -} // namespace WebCore - -#endif - -// vim:ts=4:noet |