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1 /* | 1 /* |
2 * Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org> | 2 * Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org> |
3 * Copyright (C) 2004, 2005, 2007 Rob Buis <buis@kde.org> | 3 * Copyright (C) 2004, 2005, 2007 Rob Buis <buis@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. | 5 * Copyright (C) 2009 Google, Inc. |
6 * | 6 * |
7 * This library is free software; you can redistribute it and/or | 7 * This library is free software; you can redistribute it and/or |
8 * modify it under the terms of the GNU Library General Public | 8 * modify it under the terms of the GNU Library General Public |
9 * License as published by the Free Software Foundation; either | 9 * License as published by the Free Software Foundation; either |
10 * version 2 of the License, or (at your option) any later version. | 10 * version 2 of the License, or (at your option) any later version. |
11 * | 11 * |
12 * This library is distributed in the hope that it will be useful, | 12 * This library is distributed in the hope that it will be useful, |
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of | 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
15 * Library General Public License for more details. | 15 * Library General Public License for more details. |
16 * | 16 * |
17 * You should have received a copy of the GNU Library General Public License | 17 * You should have received a copy of the GNU Library General Public License |
18 * along with this library; see the file COPYING.LIB. If not, write to | 18 * along with this library; see the file COPYING.LIB. If not, write to |
19 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | 19 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
20 * Boston, MA 02110-1301, USA. | 20 * Boston, MA 02110-1301, USA. |
21 */ | 21 */ |
22 | 22 |
23 #include "config.h" | 23 #include "config.h" |
24 #include "core/rendering/svg/RenderSVGViewportContainer.h" | 24 #include "core/layout/svg/LayoutSVGViewportContainer.h" |
25 | 25 |
26 #include "core/layout/PaintInfo.h" | 26 #include "core/layout/PaintInfo.h" |
27 #include "core/layout/svg/SVGLayoutSupport.h" | 27 #include "core/layout/svg/SVGLayoutSupport.h" |
28 #include "core/paint/SVGContainerPainter.h" | 28 #include "core/paint/SVGContainerPainter.h" |
29 #include "core/svg/SVGSVGElement.h" | 29 #include "core/svg/SVGSVGElement.h" |
30 #include "core/svg/SVGUseElement.h" | 30 #include "core/svg/SVGUseElement.h" |
31 #include "platform/graphics/GraphicsContext.h" | 31 #include "platform/graphics/GraphicsContext.h" |
32 | 32 |
33 namespace blink { | 33 namespace blink { |
34 | 34 |
35 RenderSVGViewportContainer::RenderSVGViewportContainer(SVGElement* node) | 35 LayoutSVGViewportContainer::LayoutSVGViewportContainer(SVGElement* node) |
36 : LayoutSVGContainer(node) | 36 : LayoutSVGContainer(node) |
37 , m_didTransformToRootUpdate(false) | 37 , m_didTransformToRootUpdate(false) |
38 , m_isLayoutSizeChanged(false) | 38 , m_isLayoutSizeChanged(false) |
39 , m_needsTransformUpdate(true) | 39 , m_needsTransformUpdate(true) |
40 { | 40 { |
41 } | 41 } |
42 | 42 |
43 void RenderSVGViewportContainer::determineIfLayoutSizeChanged() | 43 void LayoutSVGViewportContainer::determineIfLayoutSizeChanged() |
44 { | 44 { |
45 ASSERT(element()); | 45 ASSERT(element()); |
46 if (!isSVGSVGElement(*element())) | 46 if (!isSVGSVGElement(*element())) |
47 return; | 47 return; |
48 | 48 |
49 m_isLayoutSizeChanged = toSVGSVGElement(element())->hasRelativeLengths() &&
selfNeedsLayout(); | 49 m_isLayoutSizeChanged = toSVGSVGElement(element())->hasRelativeLengths() &&
selfNeedsLayout(); |
50 } | 50 } |
51 | 51 |
52 void RenderSVGViewportContainer::calcViewport() | 52 void LayoutSVGViewportContainer::calcViewport() |
53 { | 53 { |
54 SVGElement* element = this->element(); | 54 SVGElement* element = this->element(); |
55 ASSERT(element); | 55 ASSERT(element); |
56 if (!isSVGSVGElement(*element)) | 56 if (!isSVGSVGElement(*element)) |
57 return; | 57 return; |
58 SVGSVGElement* svg = toSVGSVGElement(element); | 58 SVGSVGElement* svg = toSVGSVGElement(element); |
59 FloatRect oldViewport = m_viewport; | 59 FloatRect oldViewport = m_viewport; |
60 | 60 |
61 SVGLengthContext lengthContext(element); | 61 SVGLengthContext lengthContext(element); |
62 m_viewport = FloatRect(svg->x()->currentValue()->value(lengthContext), svg->
y()->currentValue()->value(lengthContext), svg->width()->currentValue()->value(l
engthContext), svg->height()->currentValue()->value(lengthContext)); | 62 m_viewport = FloatRect(svg->x()->currentValue()->value(lengthContext), svg->
y()->currentValue()->value(lengthContext), svg->width()->currentValue()->value(l
engthContext), svg->height()->currentValue()->value(lengthContext)); |
63 | 63 |
64 if (oldViewport != m_viewport) { | 64 if (oldViewport != m_viewport) { |
65 setNeedsBoundariesUpdate(); | 65 setNeedsBoundariesUpdate(); |
66 setNeedsTransformUpdate(); | 66 setNeedsTransformUpdate(); |
67 } | 67 } |
68 } | 68 } |
69 | 69 |
70 bool RenderSVGViewportContainer::calculateLocalTransform() | 70 bool LayoutSVGViewportContainer::calculateLocalTransform() |
71 { | 71 { |
72 m_didTransformToRootUpdate = m_needsTransformUpdate || SVGLayoutSupport::tra
nsformToRootChanged(parent()); | 72 m_didTransformToRootUpdate = m_needsTransformUpdate || SVGLayoutSupport::tra
nsformToRootChanged(parent()); |
73 if (!m_needsTransformUpdate) | 73 if (!m_needsTransformUpdate) |
74 return false; | 74 return false; |
75 | 75 |
76 m_localToParentTransform = AffineTransform::translation(m_viewport.x(), m_vi
ewport.y()) * viewportTransform(); | 76 m_localToParentTransform = AffineTransform::translation(m_viewport.x(), m_vi
ewport.y()) * viewportTransform(); |
77 m_needsTransformUpdate = false; | 77 m_needsTransformUpdate = false; |
78 return true; | 78 return true; |
79 } | 79 } |
80 | 80 |
81 AffineTransform RenderSVGViewportContainer::viewportTransform() const | 81 AffineTransform LayoutSVGViewportContainer::viewportTransform() const |
82 { | 82 { |
83 ASSERT(element()); | 83 ASSERT(element()); |
84 if (isSVGSVGElement(*element())) { | 84 if (isSVGSVGElement(*element())) { |
85 SVGSVGElement* svg = toSVGSVGElement(element()); | 85 SVGSVGElement* svg = toSVGSVGElement(element()); |
86 return svg->viewBoxToViewTransform(m_viewport.width(), m_viewport.height
()); | 86 return svg->viewBoxToViewTransform(m_viewport.width(), m_viewport.height
()); |
87 } | 87 } |
88 | 88 |
89 return AffineTransform(); | 89 return AffineTransform(); |
90 } | 90 } |
91 | 91 |
92 bool RenderSVGViewportContainer::pointIsInsideViewportClip(const FloatPoint& poi
ntInParent) | 92 bool LayoutSVGViewportContainer::pointIsInsideViewportClip(const FloatPoint& poi
ntInParent) |
93 { | 93 { |
94 // Respect the viewport clip (which is in parent coords) | 94 // Respect the viewport clip (which is in parent coords) |
95 if (!SVGLayoutSupport::isOverflowHidden(this)) | 95 if (!SVGLayoutSupport::isOverflowHidden(this)) |
96 return true; | 96 return true; |
97 | 97 |
98 return m_viewport.contains(pointInParent); | 98 return m_viewport.contains(pointInParent); |
99 } | 99 } |
100 | 100 |
101 void RenderSVGViewportContainer::paint(const PaintInfo& paintInfo, const LayoutP
oint& paintOffset) | 101 void LayoutSVGViewportContainer::paint(const PaintInfo& paintInfo, const LayoutP
oint& paintOffset) |
102 { | 102 { |
103 SVGContainerPainter(*this).paint(paintInfo); | 103 SVGContainerPainter(*this).paint(paintInfo); |
104 } | 104 } |
105 | 105 |
106 } | 106 } |
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