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1 /* | 1 /* |
2 * Copyright (C) 2007, 2008 Rob Buis <buis@kde.org> | 2 * Copyright (C) 2007, 2008 Rob Buis <buis@kde.org> |
3 * Copyright (C) 2007 Nikolas Zimmermann <zimmermann@kde.org> | 3 * Copyright (C) 2007 Nikolas Zimmermann <zimmermann@kde.org> |
4 * Copyright (C) 2007 Eric Seidel <eric@webkit.org> | 4 * Copyright (C) 2007 Eric Seidel <eric@webkit.org> |
5 * Copyright (C) 2009 Google, Inc. All rights reserved. | 5 * Copyright (C) 2009 Google, Inc. All rights reserved. |
6 * Copyright (C) 2009 Dirk Schulze <krit@webkit.org> | 6 * Copyright (C) 2009 Dirk Schulze <krit@webkit.org> |
7 * Copyright (C) Research In Motion Limited 2009-2010. All rights reserved. | 7 * Copyright (C) Research In Motion Limited 2009-2010. All rights reserved. |
8 * | 8 * |
9 * This library is free software; you can redistribute it and/or | 9 * This library is free software; you can redistribute it and/or |
10 * modify it under the terms of the GNU Library General Public | 10 * modify it under the terms of the GNU Library General Public |
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58 bool SVGPaintContext::applyClipMaskAndFilterIfNecessary() | 58 bool SVGPaintContext::applyClipMaskAndFilterIfNecessary() |
59 { | 59 { |
60 #if ENABLE(ASSERT) | 60 #if ENABLE(ASSERT) |
61 ASSERT(!m_applyClipMaskAndFilterIfNecessaryCalled); | 61 ASSERT(!m_applyClipMaskAndFilterIfNecessaryCalled); |
62 m_applyClipMaskAndFilterIfNecessaryCalled = true; | 62 m_applyClipMaskAndFilterIfNecessaryCalled = true; |
63 #endif | 63 #endif |
64 | 64 |
65 // When rendering clip paths as masks, only geometric operations should be i
ncluded so skip | 65 // When rendering clip paths as masks, only geometric operations should be i
ncluded so skip |
66 // non-geometric operations such as compositing, masking, and filtering. | 66 // non-geometric operations such as compositing, masking, and filtering. |
67 if (paintInfo().isRenderingClipPathAsMaskImage()) { | 67 if (paintInfo().isRenderingClipPathAsMaskImage()) { |
| 68 DCHECK(!m_object.isSVGRoot()); |
68 applyClipIfNecessary(); | 69 applyClipIfNecessary(); |
69 return true; | 70 return true; |
70 } | 71 } |
71 | 72 |
72 bool isSVGRoot = m_object.isSVGRoot(); | 73 bool isSVGRoot = m_object.isSVGRoot(); |
73 | 74 |
74 // Layer takes care of root opacity and blend mode. | 75 // Layer takes care of root opacity and blend mode. |
75 if (isSVGRoot) { | 76 if (isSVGRoot) { |
76 DCHECK(!(m_object.isTransparent() || m_object.styleRef().hasBlendMode())
|| m_object.hasLayer()); | 77 DCHECK(!(m_object.isTransparent() || m_object.styleRef().hasBlendMode())
|| m_object.hasLayer()); |
77 } else { | 78 } else { |
78 applyCompositingIfNecessary(); | 79 applyCompositingIfNecessary(); |
79 } | 80 } |
80 | 81 |
81 applyClipIfNecessary(); | 82 if (isSVGRoot) { |
| 83 DCHECK(!m_object.styleRef().clipPath() || m_object.hasLayer()); |
| 84 } else { |
| 85 applyClipIfNecessary(); |
| 86 } |
82 | 87 |
83 SVGResources* resources = SVGResourcesCache::cachedResourcesForLayoutObject(
&m_object); | 88 SVGResources* resources = SVGResourcesCache::cachedResourcesForLayoutObject(
&m_object); |
84 | 89 |
85 if (!applyMaskIfNecessary(resources)) | 90 if (!applyMaskIfNecessary(resources)) |
86 return false; | 91 return false; |
87 | 92 |
88 if (isSVGRoot) { | 93 if (isSVGRoot) { |
89 DCHECK(!m_object.styleRef().hasFilter() || m_object.hasLayer()); | 94 DCHECK(!m_object.styleRef().hasFilter() || m_object.hasLayer()); |
90 } else if (!applyFilterIfNecessary(resources)) { | 95 } else if (!applyFilterIfNecessary(resources)) { |
91 return false; | 96 return false; |
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107 style.blendMode() : WebBlendModeNormal; | 112 style.blendMode() : WebBlendModeNormal; |
108 if (opacity < 1 || blendMode != WebBlendModeNormal) { | 113 if (opacity < 1 || blendMode != WebBlendModeNormal) { |
109 const FloatRect compositingBounds = m_object.paintInvalidationRectInLoca
lSVGCoordinates(); | 114 const FloatRect compositingBounds = m_object.paintInvalidationRectInLoca
lSVGCoordinates(); |
110 m_compositingRecorder = wrapUnique(new CompositingRecorder(paintInfo().c
ontext, m_object, | 115 m_compositingRecorder = wrapUnique(new CompositingRecorder(paintInfo().c
ontext, m_object, |
111 WebCoreCompositeToSkiaComposite(CompositeSourceOver, blendMode), opa
city, &compositingBounds)); | 116 WebCoreCompositeToSkiaComposite(CompositeSourceOver, blendMode), opa
city, &compositingBounds)); |
112 } | 117 } |
113 } | 118 } |
114 | 119 |
115 void SVGPaintContext::applyClipIfNecessary() | 120 void SVGPaintContext::applyClipIfNecessary() |
116 { | 121 { |
117 ClipPathOperation* clipPathOperation = m_object.styleRef().svgStyle().clipPa
th(); | 122 ClipPathOperation* clipPathOperation = m_object.styleRef().clipPath(); |
118 // If no 'clip-path' is specified, try '-webkit-clip-path'. | |
119 if (!clipPathOperation) { | |
120 clipPathOperation = m_object.styleRef().clipPath(); | |
121 // We don't support URL references in '-webkit-clip-path'. | |
122 if (clipPathOperation && clipPathOperation->type() == ClipPathOperation:
:REFERENCE) | |
123 clipPathOperation = nullptr; | |
124 } | |
125 if (!clipPathOperation) | 123 if (!clipPathOperation) |
126 return; | 124 return; |
127 m_clipPathClipper.emplace(paintInfo().context, *clipPathOperation, m_object,
m_object.objectBoundingBox(), FloatPoint()); | 125 m_clipPathClipper.emplace(paintInfo().context, *clipPathOperation, m_object,
m_object.objectBoundingBox(), FloatPoint()); |
128 } | 126 } |
129 | 127 |
130 bool SVGPaintContext::applyMaskIfNecessary(SVGResources* resources) | 128 bool SVGPaintContext::applyMaskIfNecessary(SVGResources* resources) |
131 { | 129 { |
132 if (LayoutSVGResourceMasker* masker = resources ? resources->masker() : null
ptr) { | 130 if (LayoutSVGResourceMasker* masker = resources ? resources->masker() : null
ptr) { |
133 if (!SVGMaskPainter(*masker).prepareEffect(m_object, paintInfo().context
)) | 131 if (!SVGMaskPainter(*masker).prepareEffect(m_object, paintInfo().context
)) |
134 return false; | 132 return false; |
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215 // though. | 213 // though. |
216 // Additionally, it's not really safe/guaranteed to be correct, as | 214 // Additionally, it's not really safe/guaranteed to be correct, as |
217 // something down the paint pipe may want to farther tweak the color | 215 // something down the paint pipe may want to farther tweak the color |
218 // filter, which could yield incorrect results. (Consider just using | 216 // filter, which could yield incorrect results. (Consider just using |
219 // saveLayer() w/ this color filter explicitly instead.) | 217 // saveLayer() w/ this color filter explicitly instead.) |
220 paint.setColorFilter(sk_ref_sp(paintInfo.context.getColorFilter())); | 218 paint.setColorFilter(sk_ref_sp(paintInfo.context.getColorFilter())); |
221 return true; | 219 return true; |
222 } | 220 } |
223 | 221 |
224 } // namespace blink | 222 } // namespace blink |
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