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1 /** | 1 /** |
2 * Copyright (C) 2003, 2006 Apple Computer, Inc. | 2 * Copyright (C) 2003, 2006 Apple Computer, Inc. |
3 * | 3 * |
4 * This library is free software; you can redistribute it and/or | 4 * This library is free software; you can redistribute it and/or |
5 * modify it under the terms of the GNU Library General Public | 5 * modify it under the terms of the GNU Library General Public |
6 * License as published by the Free Software Foundation; either | 6 * License as published by the Free Software Foundation; either |
7 * version 2 of the License, or (at your option) any later version. | 7 * version 2 of the License, or (at your option) any later version. |
8 * | 8 * |
9 * This library is distributed in the hope that it will be useful, | 9 * This library is distributed in the hope that it will be useful, |
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of | 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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29 #include "platform/fonts/Font.h" | 29 #include "platform/fonts/Font.h" |
30 #include "platform/graphics/DrawLooperBuilder.h" | 30 #include "platform/graphics/DrawLooperBuilder.h" |
31 #include "platform/graphics/GraphicsContextStateSaver.h" | 31 #include "platform/graphics/GraphicsContextStateSaver.h" |
32 #include "platform/text/TextRun.h" | 32 #include "platform/text/TextRun.h" |
33 | 33 |
34 namespace WebCore { | 34 namespace WebCore { |
35 | 35 |
36 void EllipsisBox::paint(PaintInfo& paintInfo, const LayoutPoint& paintOffset, La
youtUnit lineTop, LayoutUnit lineBottom) | 36 void EllipsisBox::paint(PaintInfo& paintInfo, const LayoutPoint& paintOffset, La
youtUnit lineTop, LayoutUnit lineBottom) |
37 { | 37 { |
38 GraphicsContext* context = paintInfo.context; | 38 GraphicsContext* context = paintInfo.context; |
39 RenderStyle* style = m_renderer->style(isFirstLineStyle()); | 39 RenderStyle* style = renderer().style(isFirstLineStyle()); |
40 | 40 |
41 const Font& font = style->font(); | 41 const Font& font = style->font(); |
42 FloatPoint boxOrigin = locationIncludingFlipping(); | 42 FloatPoint boxOrigin = locationIncludingFlipping(); |
43 LayoutPoint adjustedPaintOffset = paintOffset; | 43 LayoutPoint adjustedPaintOffset = paintOffset; |
44 if (!isHorizontal()) | 44 if (!isHorizontal()) |
45 adjustedPaintOffset.move(0, -virtualLogicalHeight()); | 45 adjustedPaintOffset.move(0, -virtualLogicalHeight()); |
46 boxOrigin.move(adjustedPaintOffset.x(), adjustedPaintOffset.y()); | 46 boxOrigin.move(adjustedPaintOffset.x(), adjustedPaintOffset.y()); |
47 FloatRect boxRect(boxOrigin, LayoutSize(logicalWidth(), virtualLogicalHeight
())); | 47 FloatRect boxRect(boxOrigin, LayoutSize(logicalWidth(), virtualLogicalHeight
())); |
48 GraphicsContextStateSaver stateSaver(*context); | 48 GraphicsContextStateSaver stateSaver(*context); |
49 if (!isHorizontal()) | 49 if (!isHorizontal()) |
50 context->concatCTM(InlineTextBox::rotation(boxRect, InlineTextBox::Clock
wise)); | 50 context->concatCTM(InlineTextBox::rotation(boxRect, InlineTextBox::Clock
wise)); |
51 FloatPoint textOrigin = FloatPoint(boxOrigin.x(), boxOrigin.y() + font.fontM
etrics().ascent()); | 51 FloatPoint textOrigin = FloatPoint(boxOrigin.x(), boxOrigin.y() + font.fontM
etrics().ascent()); |
52 | 52 |
53 Color styleTextColor = m_renderer->resolveColor(style, CSSPropertyWebkitText
FillColor); | 53 Color styleTextColor = renderer().resolveColor(style, CSSPropertyWebkitTextF
illColor); |
54 if (styleTextColor != context->fillColor()) | 54 if (styleTextColor != context->fillColor()) |
55 context->setFillColor(styleTextColor); | 55 context->setFillColor(styleTextColor); |
56 | 56 |
57 if (selectionState() != RenderObject::SelectionNone) { | 57 if (selectionState() != RenderObject::SelectionNone) { |
58 paintSelection(context, boxOrigin, style, font); | 58 paintSelection(context, boxOrigin, style, font); |
59 | 59 |
60 // Select the correct color for painting the text. | 60 // Select the correct color for painting the text. |
61 Color foreground = paintInfo.forceBlackText() ? Color::black : renderer(
)->selectionForegroundColor(); | 61 Color foreground = paintInfo.forceBlackText() ? Color::black : renderer(
).selectionForegroundColor(); |
62 if (foreground != styleTextColor) | 62 if (foreground != styleTextColor) |
63 context->setFillColor(foreground); | 63 context->setFillColor(foreground); |
64 } | 64 } |
65 | 65 |
66 // Text shadows are disabled when printing. http://crbug.com/258321 | 66 // Text shadows are disabled when printing. http://crbug.com/258321 |
67 const ShadowList* shadowList = context->printing() ? 0 : style->textShadow()
; | 67 const ShadowList* shadowList = context->printing() ? 0 : style->textShadow()
; |
68 bool hasShadow = shadowList; | 68 bool hasShadow = shadowList; |
69 if (hasShadow) { | 69 if (hasShadow) { |
70 OwnPtr<DrawLooperBuilder> drawLooperBuilder = DrawLooperBuilder::create(
); | 70 OwnPtr<DrawLooperBuilder> drawLooperBuilder = DrawLooperBuilder::create(
); |
71 for (size_t i = shadowList->shadows().size(); i--; ) { | 71 for (size_t i = shadowList->shadows().size(); i--; ) { |
72 const ShadowData& shadow = shadowList->shadows()[i]; | 72 const ShadowData& shadow = shadowList->shadows()[i]; |
73 float shadowX = isHorizontal() ? shadow.x() : shadow.y(); | 73 float shadowX = isHorizontal() ? shadow.x() : shadow.y(); |
74 float shadowY = isHorizontal() ? shadow.y() : -shadow.x(); | 74 float shadowY = isHorizontal() ? shadow.y() : -shadow.x(); |
75 FloatSize offset(shadowX, shadowY); | 75 FloatSize offset(shadowX, shadowY); |
76 drawLooperBuilder->addShadow(offset, shadow.blur(), shadow.color(), | 76 drawLooperBuilder->addShadow(offset, shadow.blur(), shadow.color(), |
77 DrawLooperBuilder::ShadowRespectsTransforms, DrawLooperBuilder::
ShadowIgnoresAlpha); | 77 DrawLooperBuilder::ShadowRespectsTransforms, DrawLooperBuilder::
ShadowIgnoresAlpha); |
78 } | 78 } |
79 drawLooperBuilder->addUnmodifiedContent(); | 79 drawLooperBuilder->addUnmodifiedContent(); |
80 context->setDrawLooper(drawLooperBuilder.release()); | 80 context->setDrawLooper(drawLooperBuilder.release()); |
81 } | 81 } |
82 | 82 |
83 TextRun textRun = RenderBlockFlow::constructTextRun(renderer(), font, m_str,
style, TextRun::AllowTrailingExpansion); | 83 TextRun textRun = RenderBlockFlow::constructTextRun(&renderer(), font, m_str
, style, TextRun::AllowTrailingExpansion); |
84 TextRunPaintInfo textRunPaintInfo(textRun); | 84 TextRunPaintInfo textRunPaintInfo(textRun); |
85 textRunPaintInfo.bounds = boxRect; | 85 textRunPaintInfo.bounds = boxRect; |
86 context->drawText(font, textRunPaintInfo, textOrigin); | 86 context->drawText(font, textRunPaintInfo, textOrigin); |
87 | 87 |
88 // Restore the regular fill color. | 88 // Restore the regular fill color. |
89 if (styleTextColor != context->fillColor()) | 89 if (styleTextColor != context->fillColor()) |
90 context->setFillColor(styleTextColor); | 90 context->setFillColor(styleTextColor); |
91 | 91 |
92 if (hasShadow) | 92 if (hasShadow) |
93 context->clearDrawLooper(); | 93 context->clearDrawLooper(); |
94 | 94 |
95 paintMarkupBox(paintInfo, paintOffset, lineTop, lineBottom, style); | 95 paintMarkupBox(paintInfo, paintOffset, lineTop, lineBottom, style); |
96 } | 96 } |
97 | 97 |
98 InlineBox* EllipsisBox::markupBox() const | 98 InlineBox* EllipsisBox::markupBox() const |
99 { | 99 { |
100 if (!m_shouldPaintMarkupBox || !m_renderer->isRenderBlock()) | 100 if (!m_shouldPaintMarkupBox || !renderer().isRenderBlock()) |
101 return 0; | 101 return 0; |
102 | 102 |
103 RenderBlock* block = toRenderBlock(m_renderer); | 103 RenderBlock& block = toRenderBlock(renderer()); |
104 RootInlineBox* lastLine = block->lineAtIndex(block->lineCount() - 1); | 104 RootInlineBox* lastLine = block.lineAtIndex(block.lineCount() - 1); |
105 if (!lastLine) | 105 if (!lastLine) |
106 return 0; | 106 return 0; |
107 | 107 |
108 // If the last line-box on the last line of a block is a link, -webkit-line-
clamp paints that box after the ellipsis. | 108 // If the last line-box on the last line of a block is a link, -webkit-line-
clamp paints that box after the ellipsis. |
109 // It does not actually move the link. | 109 // It does not actually move the link. |
110 InlineBox* anchorBox = lastLine->lastChild(); | 110 InlineBox* anchorBox = lastLine->lastChild(); |
111 if (!anchorBox || !anchorBox->renderer()->style()->isLink()) | 111 if (!anchorBox || !anchorBox->renderer().style()->isLink()) |
112 return 0; | 112 return 0; |
113 | 113 |
114 return anchorBox; | 114 return anchorBox; |
115 } | 115 } |
116 | 116 |
117 void EllipsisBox::paintMarkupBox(PaintInfo& paintInfo, const LayoutPoint& paintO
ffset, LayoutUnit lineTop, LayoutUnit lineBottom, RenderStyle* style) | 117 void EllipsisBox::paintMarkupBox(PaintInfo& paintInfo, const LayoutPoint& paintO
ffset, LayoutUnit lineTop, LayoutUnit lineBottom, RenderStyle* style) |
118 { | 118 { |
119 InlineBox* markupBox = this->markupBox(); | 119 InlineBox* markupBox = this->markupBox(); |
120 if (!markupBox) | 120 if (!markupBox) |
121 return; | 121 return; |
122 | 122 |
123 LayoutPoint adjustedPaintOffset = paintOffset; | 123 LayoutPoint adjustedPaintOffset = paintOffset; |
124 adjustedPaintOffset.move(x() + m_logicalWidth - markupBox->x(), | 124 adjustedPaintOffset.move(x() + m_logicalWidth - markupBox->x(), |
125 y() + style->fontMetrics().ascent() - (markupBox->y() + markupBox->rende
rer()->style(isFirstLineStyle())->fontMetrics().ascent())); | 125 y() + style->fontMetrics().ascent() - (markupBox->y() + markupBox->rende
rer().style(isFirstLineStyle())->fontMetrics().ascent())); |
126 markupBox->paint(paintInfo, adjustedPaintOffset, lineTop, lineBottom); | 126 markupBox->paint(paintInfo, adjustedPaintOffset, lineTop, lineBottom); |
127 } | 127 } |
128 | 128 |
129 IntRect EllipsisBox::selectionRect() | 129 IntRect EllipsisBox::selectionRect() |
130 { | 130 { |
131 RenderStyle* style = m_renderer->style(isFirstLineStyle()); | 131 RenderStyle* style = renderer().style(isFirstLineStyle()); |
132 const Font& font = style->font(); | 132 const Font& font = style->font(); |
133 return enclosingIntRect(font.selectionRectForText(RenderBlockFlow::construct
TextRun(renderer(), font, m_str, style, TextRun::AllowTrailingExpansion), IntPoi
nt(logicalLeft(), logicalTop() + root()->selectionTopAdjustedForPrecedingBlock()
), root()->selectionHeightAdjustedForPrecedingBlock())); | 133 return enclosingIntRect(font.selectionRectForText(RenderBlockFlow::construct
TextRun(&renderer(), font, m_str, style, TextRun::AllowTrailingExpansion), IntPo
int(logicalLeft(), logicalTop() + root()->selectionTopAdjustedForPrecedingBlock(
)), root()->selectionHeightAdjustedForPrecedingBlock())); |
134 } | 134 } |
135 | 135 |
136 void EllipsisBox::paintSelection(GraphicsContext* context, const FloatPoint& box
Origin, RenderStyle* style, const Font& font) | 136 void EllipsisBox::paintSelection(GraphicsContext* context, const FloatPoint& box
Origin, RenderStyle* style, const Font& font) |
137 { | 137 { |
138 Color textColor = m_renderer->resolveColor(style, CSSPropertyColor); | 138 Color textColor = renderer().resolveColor(style, CSSPropertyColor); |
139 Color c = m_renderer->selectionBackgroundColor(); | 139 Color c = renderer().selectionBackgroundColor(); |
140 if (!c.alpha()) | 140 if (!c.alpha()) |
141 return; | 141 return; |
142 | 142 |
143 // If the text color ends up being the same as the selection background, inv
ert the selection | 143 // If the text color ends up being the same as the selection background, inv
ert the selection |
144 // background. | 144 // background. |
145 if (textColor == c) | 145 if (textColor == c) |
146 c = Color(0xff - c.red(), 0xff - c.green(), 0xff - c.blue()); | 146 c = Color(0xff - c.red(), 0xff - c.green(), 0xff - c.blue()); |
147 | 147 |
148 GraphicsContextStateSaver stateSaver(*context); | 148 GraphicsContextStateSaver stateSaver(*context); |
149 LayoutUnit selectionBottom = root()->selectionBottom(); | 149 LayoutUnit selectionBottom = root()->selectionBottom(); |
150 LayoutUnit top = root()->selectionTop(); | 150 LayoutUnit top = root()->selectionTop(); |
151 LayoutUnit h = root()->selectionHeight(); | 151 LayoutUnit h = root()->selectionHeight(); |
152 const int deltaY = roundToInt(renderer()->style()->isFlippedLinesWritingMode
() ? selectionBottom - logicalBottom() : logicalTop() - top); | 152 const int deltaY = roundToInt(renderer().style()->isFlippedLinesWritingMode(
) ? selectionBottom - logicalBottom() : logicalTop() - top); |
153 const FloatPoint localOrigin(boxOrigin.x(), boxOrigin.y() - deltaY); | 153 const FloatPoint localOrigin(boxOrigin.x(), boxOrigin.y() - deltaY); |
154 FloatRect clipRect(localOrigin, FloatSize(m_logicalWidth, h)); | 154 FloatRect clipRect(localOrigin, FloatSize(m_logicalWidth, h)); |
155 alignSelectionRectToDevicePixels(clipRect); | 155 alignSelectionRectToDevicePixels(clipRect); |
156 context->clip(clipRect); | 156 context->clip(clipRect); |
157 context->drawHighlightForText(font, RenderBlockFlow::constructTextRun(render
er(), font, m_str, style, TextRun::AllowTrailingExpansion), localOrigin, h, c); | 157 context->drawHighlightForText(font, RenderBlockFlow::constructTextRun(&rende
rer(), font, m_str, style, TextRun::AllowTrailingExpansion), localOrigin, h, c); |
158 } | 158 } |
159 | 159 |
160 bool EllipsisBox::nodeAtPoint(const HitTestRequest& request, HitTestResult& resu
lt, const HitTestLocation& locationInContainer, const LayoutPoint& accumulatedOf
fset, LayoutUnit lineTop, LayoutUnit lineBottom) | 160 bool EllipsisBox::nodeAtPoint(const HitTestRequest& request, HitTestResult& resu
lt, const HitTestLocation& locationInContainer, const LayoutPoint& accumulatedOf
fset, LayoutUnit lineTop, LayoutUnit lineBottom) |
161 { | 161 { |
162 LayoutPoint adjustedLocation = accumulatedOffset + roundedLayoutPoint(topLef
t()); | 162 LayoutPoint adjustedLocation = accumulatedOffset + roundedLayoutPoint(topLef
t()); |
163 | 163 |
164 // Hit test the markup box. | 164 // Hit test the markup box. |
165 if (InlineBox* markupBox = this->markupBox()) { | 165 if (InlineBox* markupBox = this->markupBox()) { |
166 RenderStyle* style = m_renderer->style(isFirstLineStyle()); | 166 RenderStyle* style = renderer().style(isFirstLineStyle()); |
167 LayoutUnit mtx = adjustedLocation.x() + m_logicalWidth - markupBox->x(); | 167 LayoutUnit mtx = adjustedLocation.x() + m_logicalWidth - markupBox->x(); |
168 LayoutUnit mty = adjustedLocation.y() + style->fontMetrics().ascent() -
(markupBox->y() + markupBox->renderer()->style(isFirstLineStyle())->fontMetrics(
).ascent()); | 168 LayoutUnit mty = adjustedLocation.y() + style->fontMetrics().ascent() -
(markupBox->y() + markupBox->renderer().style(isFirstLineStyle())->fontMetrics()
.ascent()); |
169 if (markupBox->nodeAtPoint(request, result, locationInContainer, LayoutP
oint(mtx, mty), lineTop, lineBottom)) { | 169 if (markupBox->nodeAtPoint(request, result, locationInContainer, LayoutP
oint(mtx, mty), lineTop, lineBottom)) { |
170 renderer()->updateHitTestResult(result, locationInContainer.point()
- LayoutSize(mtx, mty)); | 170 renderer().updateHitTestResult(result, locationInContainer.point() -
LayoutSize(mtx, mty)); |
171 return true; | 171 return true; |
172 } | 172 } |
173 } | 173 } |
174 | 174 |
175 FloatPoint boxOrigin = locationIncludingFlipping(); | 175 FloatPoint boxOrigin = locationIncludingFlipping(); |
176 boxOrigin.moveBy(accumulatedOffset); | 176 boxOrigin.moveBy(accumulatedOffset); |
177 FloatRect boundsRect(boxOrigin, size()); | 177 FloatRect boundsRect(boxOrigin, size()); |
178 if (visibleToHitTestRequest(request) && boundsRect.intersects(HitTestLocatio
n::rectForPoint(locationInContainer.point(), 0, 0, 0, 0))) { | 178 if (visibleToHitTestRequest(request) && boundsRect.intersects(HitTestLocatio
n::rectForPoint(locationInContainer.point(), 0, 0, 0, 0))) { |
179 renderer()->updateHitTestResult(result, locationInContainer.point() - to
LayoutSize(adjustedLocation)); | 179 renderer().updateHitTestResult(result, locationInContainer.point() - toL
ayoutSize(adjustedLocation)); |
180 if (!result.addNodeToRectBasedTestResult(renderer()->node(), request, lo
cationInContainer, boundsRect)) | 180 if (!result.addNodeToRectBasedTestResult(renderer().node(), request, loc
ationInContainer, boundsRect)) |
181 return true; | 181 return true; |
182 } | 182 } |
183 | 183 |
184 return false; | 184 return false; |
185 } | 185 } |
186 | 186 |
187 } // namespace WebCore | 187 } // namespace WebCore |
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