1 /* 2 * Copyright (C) 2006 Nikolas Zimmermann <zimmermann@kde.org> 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26 #ifndef SVGPaintServer_h 27 #define SVGPaintServer_h 28 29 #if ENABLE(SVG) 30 31 #include "DashArray.h" 32 #include "RenderObject.h" 33 #include "SVGResource.h" 34 35 #if PLATFORM(CG) 36 #include <ApplicationServices/ApplicationServices.h> 37 #endif 38 39 namespace WebCore { 40 41 enum SVGPaintServerType { 42 // Painting mode 43 SolidPaintServer = 0, 44 PatternPaintServer = 1, 45 LinearGradientPaintServer = 2, 46 RadialGradientPaintServer = 3 47 }; 48 49 enum SVGPaintTargetType { 50 // Target mode 51 ApplyToFillTargetType = 1, 52 ApplyToStrokeTargetType = 2 53 }; 54 55 class GraphicsContext; 56 class RenderObject; 57 class RenderStyle; 58 class SVGPaintServerSolid; 59 60 class SVGPaintServer : public SVGResource { 61 public: 62 virtual ~SVGPaintServer(); 63 resourceType()64 virtual SVGResourceType resourceType() const { return PaintServerResourceType; } 65 66 virtual SVGPaintServerType type() const = 0; 67 virtual TextStream& externalRepresentation(TextStream&) const = 0; 68 69 // To be implemented in platform specific code. 70 virtual void draw(GraphicsContext*&, const RenderObject*, SVGPaintTargetType) const; 71 virtual void teardown(GraphicsContext*&, const RenderObject*, SVGPaintTargetType, bool isPaintingText = false) const; 72 virtual void renderPath(GraphicsContext*&, const RenderObject*, SVGPaintTargetType) const; 73 74 virtual bool setup(GraphicsContext*&, const RenderObject*, const RenderStyle*, SVGPaintTargetType, bool isPaintingText = false) const = 0; 75 76 bool setup(GraphicsContext*&, const RenderObject*, SVGPaintTargetType, bool isPaintingText = false) const; 77 78 static SVGPaintServer* strokePaintServer(const RenderStyle*, const RenderObject*); 79 static SVGPaintServer* fillPaintServer(const RenderStyle*, const RenderObject*); 80 static SVGPaintServerSolid* sharedSolidPaintServer(); 81 82 protected: 83 SVGPaintServer(); 84 }; 85 86 TextStream& operator<<(TextStream&, const SVGPaintServer&); 87 88 SVGPaintServer* getPaintServerById(Document*, const AtomicString&, const RenderObject*); 89 90 void applyStrokeStyleToContext(GraphicsContext*, const RenderStyle*, const RenderObject*); 91 DashArray dashArrayFromRenderingStyle(const RenderStyle* style, RenderStyle* rootStyle); 92 } // namespace WebCore 93 94 #endif 95 96 #endif // SVGPaintServer_h 97