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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "config.h" | 5 #include "config.h" |
6 #include "core/paint/InlineFlowBoxPainter.h" | 6 #include "core/paint/InlineFlowBoxPainter.h" |
7 | 7 |
8 #include "core/layout/LayoutBlock.h" | 8 #include "core/layout/LayoutBlock.h" |
9 #include "core/layout/LayoutInline.h" | 9 #include "core/layout/LayoutInline.h" |
10 #include "core/layout/LayoutView.h" | 10 #include "core/layout/LayoutView.h" |
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110 // We have a fill image that spans multiple lines. | 110 // We have a fill image that spans multiple lines. |
111 // FIXME: frameSize ought to be the same as rect.size(). | 111 // FIXME: frameSize ought to be the same as rect.size(). |
112 LayoutSize frameSize(m_inlineFlowBox.width().toLayoutUnit(), m_inlineFlo
wBox.height().toLayoutUnit()); | 112 LayoutSize frameSize(m_inlineFlowBox.width().toLayoutUnit(), m_inlineFlo
wBox.height().toLayoutUnit()); |
113 LayoutRect imageStripPaintRect = paintRectForImageStrip(rect.location(),
frameSize, m_inlineFlowBox.layoutObject().style()->direction()); | 113 LayoutRect imageStripPaintRect = paintRectForImageStrip(rect.location(),
frameSize, m_inlineFlowBox.layoutObject().style()->direction()); |
114 GraphicsContextStateSaver stateSaver(*paintInfo.context); | 114 GraphicsContextStateSaver stateSaver(*paintInfo.context); |
115 paintInfo.context->clip(LayoutRect(rect.x(), rect.y(), m_inlineFlowBox.w
idth(), m_inlineFlowBox.height())); | 115 paintInfo.context->clip(LayoutRect(rect.x(), rect.y(), m_inlineFlowBox.w
idth(), m_inlineFlowBox.height())); |
116 BoxPainter::paintFillLayerExtended(*m_inlineFlowBox.boxModelObject(), pa
intInfo, c, fillLayer, imageStripPaintRect, BackgroundBleedNone, &m_inlineFlowBo
x, rect.size(), op); | 116 BoxPainter::paintFillLayerExtended(*m_inlineFlowBox.boxModelObject(), pa
intInfo, c, fillLayer, imageStripPaintRect, BackgroundBleedNone, &m_inlineFlowBo
x, rect.size(), op); |
117 } | 117 } |
118 } | 118 } |
119 | 119 |
120 void InlineFlowBoxPainter::paintBoxShadow(const PaintInfo& info, const LayoutSty
le& s, ShadowStyle shadowStyle, const LayoutRect& paintRect) | 120 void InlineFlowBoxPainter::paintBoxShadow(const PaintInfo& info, const ComputedS
tyle& s, ShadowStyle shadowStyle, const LayoutRect& paintRect) |
121 { | 121 { |
122 if ((!m_inlineFlowBox.prevLineBox() && !m_inlineFlowBox.nextLineBox()) || !m
_inlineFlowBox.parent()) { | 122 if ((!m_inlineFlowBox.prevLineBox() && !m_inlineFlowBox.nextLineBox()) || !m
_inlineFlowBox.parent()) { |
123 BoxPainter::paintBoxShadow(info, paintRect, s, shadowStyle); | 123 BoxPainter::paintBoxShadow(info, paintRect, s, shadowStyle); |
124 } else { | 124 } else { |
125 // FIXME: We can do better here in the multi-line case. We want to push
a clip so that the shadow doesn't | 125 // FIXME: We can do better here in the multi-line case. We want to push
a clip so that the shadow doesn't |
126 // protrude incorrectly at the edges, and we want to possibly include sh
adows cast from the previous/following lines | 126 // protrude incorrectly at the edges, and we want to possibly include sh
adows cast from the previous/following lines |
127 BoxPainter::paintBoxShadow(info, paintRect, s, shadowStyle, m_inlineFlow
Box.includeLogicalLeftEdge(), m_inlineFlowBox.includeLogicalRightEdge()); | 127 BoxPainter::paintBoxShadow(info, paintRect, s, shadowStyle, m_inlineFlow
Box.includeLogicalLeftEdge(), m_inlineFlowBox.includeLogicalRightEdge()); |
128 } | 128 } |
129 } | 129 } |
130 | 130 |
131 | 131 |
132 static LayoutRect clipRectForNinePieceImageStrip(InlineFlowBox* box, const NineP
ieceImage& image, const LayoutRect& paintRect) | 132 static LayoutRect clipRectForNinePieceImageStrip(InlineFlowBox* box, const NineP
ieceImage& image, const LayoutRect& paintRect) |
133 { | 133 { |
134 LayoutRect clipRect(paintRect); | 134 LayoutRect clipRect(paintRect); |
135 const LayoutStyle& style = box->layoutObject().styleRef(); | 135 const ComputedStyle& style = box->layoutObject().styleRef(); |
136 LayoutRectOutsets outsets = style.imageOutsets(image); | 136 LayoutRectOutsets outsets = style.imageOutsets(image); |
137 if (box->isHorizontal()) { | 137 if (box->isHorizontal()) { |
138 clipRect.setY(paintRect.y() - outsets.top()); | 138 clipRect.setY(paintRect.y() - outsets.top()); |
139 clipRect.setHeight(paintRect.height() + outsets.top() + outsets.bottom()
); | 139 clipRect.setHeight(paintRect.height() + outsets.top() + outsets.bottom()
); |
140 if (box->includeLogicalLeftEdge()) { | 140 if (box->includeLogicalLeftEdge()) { |
141 clipRect.setX(paintRect.x() - outsets.left()); | 141 clipRect.setX(paintRect.x() - outsets.left()); |
142 clipRect.setWidth(paintRect.width() + outsets.left()); | 142 clipRect.setWidth(paintRect.width() + outsets.left()); |
143 } | 143 } |
144 if (box->includeLogicalRightEdge()) | 144 if (box->includeLogicalRightEdge()) |
145 clipRect.setWidth(clipRect.width() + outsets.right()); | 145 clipRect.setWidth(clipRect.width() + outsets.right()); |
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186 return LayoutRect(stripX, stripY, stripWidth, stripHeight); | 186 return LayoutRect(stripX, stripY, stripWidth, stripHeight); |
187 } | 187 } |
188 | 188 |
189 | 189 |
190 InlineFlowBoxPainter::BorderPaintingType InlineFlowBoxPainter::getBorderPaintTyp
e(const LayoutRect& adjustedFrameRect, LayoutRect& adjustedClipRect) const | 190 InlineFlowBoxPainter::BorderPaintingType InlineFlowBoxPainter::getBorderPaintTyp
e(const LayoutRect& adjustedFrameRect, LayoutRect& adjustedClipRect) const |
191 { | 191 { |
192 adjustedClipRect = adjustedFrameRect; | 192 adjustedClipRect = adjustedFrameRect; |
193 if (m_inlineFlowBox.parent() && m_inlineFlowBox.layoutObject().style()->hasB
order()) { | 193 if (m_inlineFlowBox.parent() && m_inlineFlowBox.layoutObject().style()->hasB
order()) { |
194 const NinePieceImage& borderImage = m_inlineFlowBox.layoutObject().style
()->borderImage(); | 194 const NinePieceImage& borderImage = m_inlineFlowBox.layoutObject().style
()->borderImage(); |
195 StyleImage* borderImageSource = borderImage.image(); | 195 StyleImage* borderImageSource = borderImage.image(); |
196 const LayoutStyle* styleToUse = m_inlineFlowBox.layoutObject().style(m_i
nlineFlowBox.isFirstLineStyle()); | 196 const ComputedStyle* styleToUse = m_inlineFlowBox.layoutObject().style(m
_inlineFlowBox.isFirstLineStyle()); |
197 bool hasBorderImage = borderImageSource && borderImageSource->canRender(
m_inlineFlowBox.layoutObject(), styleToUse->effectiveZoom()); | 197 bool hasBorderImage = borderImageSource && borderImageSource->canRender(
m_inlineFlowBox.layoutObject(), styleToUse->effectiveZoom()); |
198 if (hasBorderImage && !borderImageSource->isLoaded()) | 198 if (hasBorderImage && !borderImageSource->isLoaded()) |
199 return DontPaintBorders; | 199 return DontPaintBorders; |
200 | 200 |
201 // The simple case is where we either have no border image or we are the
only box for this object. | 201 // The simple case is where we either have no border image or we are the
only box for this object. |
202 // In those cases only a single call to draw is required. | 202 // In those cases only a single call to draw is required. |
203 if (!hasBorderImage || (!m_inlineFlowBox.prevLineBox() && !m_inlineFlowB
ox.nextLineBox())) | 203 if (!hasBorderImage || (!m_inlineFlowBox.prevLineBox() && !m_inlineFlowB
ox.nextLineBox())) |
204 return PaintBordersWithoutClip; | 204 return PaintBordersWithoutClip; |
205 | 205 |
206 // We have a border image that spans multiple lines. | 206 // We have a border image that spans multiple lines. |
207 adjustedClipRect = clipRectForNinePieceImageStrip(&m_inlineFlowBox, bord
erImage, adjustedFrameRect); | 207 adjustedClipRect = clipRectForNinePieceImageStrip(&m_inlineFlowBox, bord
erImage, adjustedFrameRect); |
208 return PaintBordersWithClip; | 208 return PaintBordersWithClip; |
209 } | 209 } |
210 return DontPaintBorders; | 210 return DontPaintBorders; |
211 } | 211 } |
212 | 212 |
213 void InlineFlowBoxPainter::paintBoxDecorationBackground(const PaintInfo& paintIn
fo, const LayoutPoint& paintOffset) | 213 void InlineFlowBoxPainter::paintBoxDecorationBackground(const PaintInfo& paintIn
fo, const LayoutPoint& paintOffset) |
214 { | 214 { |
215 ASSERT(paintInfo.phase == PaintPhaseForeground); | 215 ASSERT(paintInfo.phase == PaintPhaseForeground); |
216 if (!paintInfo.shouldPaintWithinRoot(&m_inlineFlowBox.layoutObject()) || m_i
nlineFlowBox.layoutObject().style()->visibility() != VISIBLE) | 216 if (!paintInfo.shouldPaintWithinRoot(&m_inlineFlowBox.layoutObject()) || m_i
nlineFlowBox.layoutObject().style()->visibility() != VISIBLE) |
217 return; | 217 return; |
218 | 218 |
219 // You can use p::first-line to specify a background. If so, the root line b
oxes for | 219 // You can use p::first-line to specify a background. If so, the root line b
oxes for |
220 // a line may actually have to paint a background. | 220 // a line may actually have to paint a background. |
221 const LayoutStyle* styleToUse = m_inlineFlowBox.layoutObject().style(m_inlin
eFlowBox.isFirstLineStyle()); | 221 const ComputedStyle* styleToUse = m_inlineFlowBox.layoutObject().style(m_inl
ineFlowBox.isFirstLineStyle()); |
222 bool shouldPaintBoxDecorationBackground; | 222 bool shouldPaintBoxDecorationBackground; |
223 if (m_inlineFlowBox.parent()) | 223 if (m_inlineFlowBox.parent()) |
224 shouldPaintBoxDecorationBackground = m_inlineFlowBox.layoutObject().hasB
oxDecorationBackground(); | 224 shouldPaintBoxDecorationBackground = m_inlineFlowBox.layoutObject().hasB
oxDecorationBackground(); |
225 else | 225 else |
226 shouldPaintBoxDecorationBackground = m_inlineFlowBox.isFirstLineStyle()
&& styleToUse != m_inlineFlowBox.layoutObject().style(); | 226 shouldPaintBoxDecorationBackground = m_inlineFlowBox.isFirstLineStyle()
&& styleToUse != m_inlineFlowBox.layoutObject().style(); |
227 | 227 |
228 if (!shouldPaintBoxDecorationBackground) | 228 if (!shouldPaintBoxDecorationBackground) |
229 return; | 229 return; |
230 | 230 |
231 LayoutRect frameRect = roundedFrameRectClampedToLineTopAndBottomIfNeeded(); | 231 LayoutRect frameRect = roundedFrameRectClampedToLineTopAndBottomIfNeeded(); |
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350 rect.setHeight(logicalHeight); | 350 rect.setHeight(logicalHeight); |
351 } else { | 351 } else { |
352 rect.setX(logicalTop); | 352 rect.setX(logicalTop); |
353 rect.setWidth(logicalHeight); | 353 rect.setWidth(logicalHeight); |
354 } | 354 } |
355 } | 355 } |
356 return rect; | 356 return rect; |
357 } | 357 } |
358 | 358 |
359 } // namespace blink | 359 } // namespace blink |
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