diff options
Diffstat (limited to 'WebCore/svg/graphics/cg/SVGPaintServerPatternCg.cpp')
-rw-r--r-- | WebCore/svg/graphics/cg/SVGPaintServerPatternCg.cpp | 130 |
1 files changed, 0 insertions, 130 deletions
diff --git a/WebCore/svg/graphics/cg/SVGPaintServerPatternCg.cpp b/WebCore/svg/graphics/cg/SVGPaintServerPatternCg.cpp deleted file mode 100644 index 416d5fe..0000000 --- a/WebCore/svg/graphics/cg/SVGPaintServerPatternCg.cpp +++ /dev/null @@ -1,130 +0,0 @@ -/* - Copyright (C) 2006, 2007 Nikolas Zimmermann <zimmermann@kde.org> - - 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 "SVGPaintServerPattern.h" - -#include "CgSupport.h" -#include "GraphicsContext.h" -#include "ImageBuffer.h" -#include "RenderObject.h" -#include "SVGPatternElement.h" - -namespace WebCore { - -static void patternCallback(void* info, CGContextRef context) -{ - ImageBuffer* patternImage = reinterpret_cast<ImageBuffer*>(info); - CGContextSaveGState(context); - CGContextTranslateCTM(context, 0, patternImage->size().height()); - CGContextScaleCTM(context, 1.0f, -1.0f); - CGContextDrawImage(context, CGRect(FloatRect(FloatPoint(), patternImage->size())), patternImage->image()->getCGImageRef()); - CGContextRestoreGState(context); -} - -bool SVGPaintServerPattern::setup(GraphicsContext*& context, const RenderObject* object, SVGPaintTargetType type, bool isPaintingText) const -{ - CGContextRef contextRef = context->platformContext(); - - // Build pattern tile, passing destination object bounding box - FloatRect targetRect; - if (isPaintingText) { - IntRect textBoundary = const_cast<RenderObject*>(object)->absoluteBoundingBoxRect(); - targetRect = object->absoluteTransform().inverse().mapRect(textBoundary); - } else - targetRect = object->relativeBBox(false); - - m_ownerElement->buildPattern(targetRect); - - if (!tile()) - return false; - - context->save(); - - // Respect local pattern transformation - context->concatCTM(patternTransform()); - - // Apply pattern space transformation - context->translate(patternBoundaries().x(), patternBoundaries().y()); - - // Crude hack to support overflow="visible". - // When the patternBoundaries() size is smaller than the actual tile() size, we run into a problem: - // Our tile contains content which is larger than the pattern cell size. We just draw the pattern - // "out of" cell boundaries, to draw the overflown content, instead of clipping it away. The uppermost - // cell doesn't include the overflown content of the cell right above it though -> that's why we're moving - // down the phase by a very small amount, so we're sure the "cell right above"'s overflown content gets drawn. - CGContextSetPatternPhase(contextRef, CGSizeMake(0.0f, -0.01f)); - - RenderStyle* style = object->style(); - CGContextSetAlpha(contextRef, style->opacity()); - - CGPatternCallbacks callbacks = {0, patternCallback, 0}; - - ASSERT(!m_pattern); - m_pattern = CGPatternCreate(tile(), - CGRect(FloatRect(FloatPoint(), tile()->size())), - CGContextGetCTM(contextRef), - patternBoundaries().width(), - patternBoundaries().height(), - kCGPatternTilingConstantSpacing, - true, // has color - &callbacks); - - if (!m_patternSpace) - m_patternSpace = CGColorSpaceCreatePattern(0); - - if ((type & ApplyToFillTargetType) && style->svgStyle()->hasFill()) { - CGFloat alpha = style->svgStyle()->fillOpacity(); - CGContextSetFillColorSpace(contextRef, m_patternSpace); - CGContextSetFillPattern(contextRef, m_pattern, &alpha); - - if (isPaintingText) - context->setTextDrawingMode(cTextFill); - } - - if ((type & ApplyToStrokeTargetType) && style->svgStyle()->hasStroke()) { - CGFloat alpha = style->svgStyle()->strokeOpacity(); - CGContextSetStrokeColorSpace(contextRef, m_patternSpace); - CGContextSetStrokePattern(contextRef, m_pattern, &alpha); - applyStrokeStyleToContext(context, style, object); - - if (isPaintingText) - context->setTextDrawingMode(cTextStroke); - } - - return true; -} - -void SVGPaintServerPattern::teardown(GraphicsContext*& context, const RenderObject*, SVGPaintTargetType, bool) const -{ - CGPatternRelease(m_pattern); - m_pattern = 0; - - context->restore(); -} - -} // namespace WebCore - -#endif - -// vim:ts=4:noet |