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1 /* | 1 /* |
2 * Copyright (C) 2010, 2011 Nokia Corporation and/or its subsidiary(-ies) | 2 * Copyright (C) 2010, 2011 Nokia Corporation and/or its subsidiary(-ies) |
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 |
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
12 * Library General Public License for more details. | 12 * Library General Public License for more details. |
13 * | 13 * |
14 * You should have received a copy of the GNU Library General Public License | 14 * You should have received a copy of the GNU Library General Public License |
15 * along with this library; see the file COPYING.LIB. If not, write to | 15 * along with this library; see the file COPYING.LIB. If not, write to |
16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | 16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
17 * Boston, MA 02110-1301, USA. | 17 * Boston, MA 02110-1301, USA. |
18 * | 18 * |
19 */ | 19 */ |
20 | 20 |
21 #include "config.h" | 21 #include "config.h" |
22 #include "core/rendering/RenderDetailsMarker.h" | 22 #include "core/rendering/RenderDetailsMarker.h" |
23 | 23 |
24 #include "core/HTMLNames.h" | 24 #include "core/HTMLNames.h" |
25 #include "core/dom/Element.h" | 25 #include "core/dom/Element.h" |
26 #include "core/html/HTMLElement.h" | 26 #include "core/html/HTMLElement.h" |
| 27 #include "core/paint/DetailsMarkerPainter.h" |
27 #include "core/rendering/PaintInfo.h" | 28 #include "core/rendering/PaintInfo.h" |
28 #include "platform/graphics/GraphicsContext.h" | |
29 | 29 |
30 namespace blink { | 30 namespace blink { |
31 | 31 |
32 using namespace HTMLNames; | 32 using namespace HTMLNames; |
33 | 33 |
34 RenderDetailsMarker::RenderDetailsMarker(Element* element) | 34 RenderDetailsMarker::RenderDetailsMarker(Element* element) |
35 : RenderBlockFlow(element) | 35 : RenderBlockFlow(element) |
36 { | 36 { |
37 } | 37 } |
38 | 38 |
39 static Path createPath(const FloatPoint* path) | |
40 { | |
41 Path result; | |
42 result.moveTo(FloatPoint(path[0].x(), path[0].y())); | |
43 for (int i = 1; i < 4; ++i) | |
44 result.addLineTo(FloatPoint(path[i].x(), path[i].y())); | |
45 return result; | |
46 } | |
47 | |
48 static Path createDownArrowPath() | |
49 { | |
50 FloatPoint points[4] = { FloatPoint(0.0f, 0.07f), FloatPoint(0.5f, 0.93f), F
loatPoint(1.0f, 0.07f), FloatPoint(0.0f, 0.07f) }; | |
51 return createPath(points); | |
52 } | |
53 | |
54 static Path createUpArrowPath() | |
55 { | |
56 FloatPoint points[4] = { FloatPoint(0.0f, 0.93f), FloatPoint(0.5f, 0.07f), F
loatPoint(1.0f, 0.93f), FloatPoint(0.0f, 0.93f) }; | |
57 return createPath(points); | |
58 } | |
59 | |
60 static Path createLeftArrowPath() | |
61 { | |
62 FloatPoint points[4] = { FloatPoint(1.0f, 0.0f), FloatPoint(0.14f, 0.5f), Fl
oatPoint(1.0f, 1.0f), FloatPoint(1.0f, 0.0f) }; | |
63 return createPath(points); | |
64 } | |
65 | |
66 static Path createRightArrowPath() | |
67 { | |
68 FloatPoint points[4] = { FloatPoint(0.0f, 0.0f), FloatPoint(0.86f, 0.5f), Fl
oatPoint(0.0f, 1.0f), FloatPoint(0.0f, 0.0f) }; | |
69 return createPath(points); | |
70 } | |
71 | |
72 RenderDetailsMarker::Orientation RenderDetailsMarker::orientation() const | 39 RenderDetailsMarker::Orientation RenderDetailsMarker::orientation() const |
73 { | 40 { |
74 switch (style()->writingMode()) { | 41 switch (style()->writingMode()) { |
75 case TopToBottomWritingMode: | 42 case TopToBottomWritingMode: |
76 if (style()->isLeftToRightDirection()) | 43 if (style()->isLeftToRightDirection()) |
77 return isOpen() ? Down : Right; | 44 return isOpen() ? Down : Right; |
78 return isOpen() ? Down : Left; | 45 return isOpen() ? Down : Left; |
79 case RightToLeftWritingMode: | 46 case RightToLeftWritingMode: |
80 if (style()->isLeftToRightDirection()) | 47 if (style()->isLeftToRightDirection()) |
81 return isOpen() ? Left : Down; | 48 return isOpen() ? Left : Down; |
82 return isOpen() ? Left : Up; | 49 return isOpen() ? Left : Up; |
83 case LeftToRightWritingMode: | 50 case LeftToRightWritingMode: |
84 if (style()->isLeftToRightDirection()) | 51 if (style()->isLeftToRightDirection()) |
85 return isOpen() ? Right : Down; | 52 return isOpen() ? Right : Down; |
86 return isOpen() ? Right : Up; | 53 return isOpen() ? Right : Up; |
87 case BottomToTopWritingMode: | 54 case BottomToTopWritingMode: |
88 if (style()->isLeftToRightDirection()) | 55 if (style()->isLeftToRightDirection()) |
89 return isOpen() ? Up : Right; | 56 return isOpen() ? Up : Right; |
90 return isOpen() ? Up : Left; | 57 return isOpen() ? Up : Left; |
91 } | 58 } |
92 return Right; | 59 return Right; |
93 } | 60 } |
94 | 61 |
95 Path RenderDetailsMarker::getCanonicalPath() const | |
96 { | |
97 switch (orientation()) { | |
98 case Left: return createLeftArrowPath(); | |
99 case Right: return createRightArrowPath(); | |
100 case Up: return createUpArrowPath(); | |
101 case Down: return createDownArrowPath(); | |
102 } | |
103 | |
104 return Path(); | |
105 } | |
106 | |
107 Path RenderDetailsMarker::getPath(const LayoutPoint& origin) const | |
108 { | |
109 Path result = getCanonicalPath(); | |
110 result.transform(AffineTransform().scale(contentWidth().toFloat(), contentHe
ight().toFloat())); | |
111 result.translate(FloatSize(origin.x().toFloat(), origin.y().toFloat())); | |
112 return result; | |
113 } | |
114 | |
115 void RenderDetailsMarker::paint(PaintInfo& paintInfo, const LayoutPoint& paintOf
fset) | 62 void RenderDetailsMarker::paint(PaintInfo& paintInfo, const LayoutPoint& paintOf
fset) |
116 { | 63 { |
117 if (paintInfo.phase != PaintPhaseForeground || style()->visibility() != VISI
BLE) { | 64 DetailsMarkerPainter(*this).paint(paintInfo, paintOffset); |
118 RenderBlock::paint(paintInfo, paintOffset); | |
119 return; | |
120 } | |
121 | |
122 LayoutPoint boxOrigin(paintOffset + location()); | |
123 LayoutRect overflowRect(visualOverflowRect()); | |
124 overflowRect.moveBy(boxOrigin); | |
125 | |
126 if (!paintInfo.rect.intersects(pixelSnappedIntRect(overflowRect))) | |
127 return; | |
128 | |
129 const Color color(resolveColor(CSSPropertyColor)); | |
130 paintInfo.context->setStrokeColor(color); | |
131 paintInfo.context->setStrokeStyle(SolidStroke); | |
132 paintInfo.context->setStrokeThickness(1.0f); | |
133 paintInfo.context->setFillColor(color); | |
134 | |
135 boxOrigin.move(borderLeft() + paddingLeft(), borderTop() + paddingTop()); | |
136 paintInfo.context->fillPath(getPath(boxOrigin)); | |
137 } | 65 } |
138 | 66 |
139 bool RenderDetailsMarker::isOpen() const | 67 bool RenderDetailsMarker::isOpen() const |
140 { | 68 { |
141 for (RenderObject* renderer = parent(); renderer; renderer = renderer->paren
t()) { | 69 for (RenderObject* renderer = parent(); renderer; renderer = renderer->paren
t()) { |
142 if (!renderer->node()) | 70 if (!renderer->node()) |
143 continue; | 71 continue; |
144 if (isHTMLDetailsElement(*renderer->node())) | 72 if (isHTMLDetailsElement(*renderer->node())) |
145 return !toElement(renderer->node())->getAttribute(openAttr).isNull()
; | 73 return !toElement(renderer->node())->getAttribute(openAttr).isNull()
; |
146 if (isHTMLInputElement(*renderer->node())) | 74 if (isHTMLInputElement(*renderer->node())) |
147 return true; | 75 return true; |
148 } | 76 } |
149 | 77 |
150 return false; | 78 return false; |
151 } | 79 } |
152 | 80 |
153 } | 81 } |
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