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1 // Copyright 2012 The Chromium Authors. All rights reserved. | 1 // Copyright 2012 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 | 6 |
7 #if USE(ACCELERATED_COMPOSITING) | 7 #if USE(ACCELERATED_COMPOSITING) |
8 | 8 |
9 #include "CCScrollbarLayerImpl.h" | 9 #include "CCScrollbarLayerImpl.h" |
10 | 10 |
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72 { | 72 { |
73 return FloatRect(static_cast<float>(r.x) / bounds.width(), static_cast<float
>(r.y) / bounds.height(), | 73 return FloatRect(static_cast<float>(r.x) / bounds.width(), static_cast<float
>(r.y) / bounds.height(), |
74 static_cast<float>(r.width) / bounds.width(), static_cast<f
loat>(r.height) / bounds.height()); | 74 static_cast<float>(r.width) / bounds.width(), static_cast<f
loat>(r.height) / bounds.height()); |
75 } | 75 } |
76 | 76 |
77 void CCScrollbarLayerImpl::appendQuads(CCQuadSink& quadSink, CCAppendQuadsData&
appendQuadsData) | 77 void CCScrollbarLayerImpl::appendQuads(CCQuadSink& quadSink, CCAppendQuadsData&
appendQuadsData) |
78 { | 78 { |
79 bool premultipledAlpha = false; | 79 bool premultipledAlpha = false; |
80 bool flipped = false; | 80 bool flipped = false; |
81 FloatRect uvRect(0, 0, 1, 1); | 81 FloatRect uvRect(0, 0, 1, 1); |
82 IntRect boundsRect(IntPoint(), contentBounds()); | 82 IntRect boundsRect(IntPoint(), bounds()); |
| 83 IntRect contentBoundsRect(IntPoint(), contentBounds()); |
83 | 84 |
84 CCSharedQuadState* sharedQuadState = quadSink.useSharedQuadState(createShare
dQuadState()); | 85 CCSharedQuadState* sharedQuadState = quadSink.useSharedQuadState(createShare
dQuadState()); |
85 appendDebugBorderQuad(quadSink, sharedQuadState, appendQuadsData); | 86 appendDebugBorderQuad(quadSink, sharedQuadState, appendQuadsData); |
86 | 87 |
87 WebRect thumbRect, backTrackRect, foreTrackRect; | 88 WebRect thumbRect, backTrackRect, foreTrackRect; |
88 m_geometry->splitTrack(&m_scrollbar, m_geometry->trackRect(&m_scrollbar), ba
ckTrackRect, thumbRect, foreTrackRect); | 89 m_geometry->splitTrack(&m_scrollbar, m_geometry->trackRect(&m_scrollbar), ba
ckTrackRect, thumbRect, foreTrackRect); |
89 if (!m_geometry->hasThumb(&m_scrollbar)) | 90 if (!m_geometry->hasThumb(&m_scrollbar)) |
90 thumbRect = WebRect(); | 91 thumbRect = WebRect(); |
91 | 92 |
92 if (m_thumbResourceId && !thumbRect.isEmpty()) { | 93 if (m_thumbResourceId && !thumbRect.isEmpty()) { |
93 OwnPtr<CCTextureDrawQuad> quad = CCTextureDrawQuad::create(sharedQuadSta
te, IntRect(thumbRect.x, thumbRect.y, thumbRect.width, thumbRect.height), m_thum
bResourceId, premultipledAlpha, uvRect, flipped); | 94 OwnPtr<CCTextureDrawQuad> quad = CCTextureDrawQuad::create(sharedQuadSta
te, layerRectToContentRect(thumbRect), m_thumbResourceId, premultipledAlpha, uvR
ect, flipped); |
94 quad->setNeedsBlending(); | 95 quad->setNeedsBlending(); |
95 quadSink.append(quad.release(), appendQuadsData); | 96 quadSink.append(quad.release(), appendQuadsData); |
96 } | 97 } |
97 | 98 |
98 if (!m_backTrackResourceId) | 99 if (!m_backTrackResourceId) |
99 return; | 100 return; |
100 | 101 |
101 // We only paint the track in two parts if we were given a texture for the f
orward track part. | 102 // We only paint the track in two parts if we were given a texture for the f
orward track part. |
102 if (m_foreTrackResourceId && !foreTrackRect.isEmpty()) | 103 if (m_foreTrackResourceId && !foreTrackRect.isEmpty()) |
103 quadSink.append(CCTextureDrawQuad::create(sharedQuadState, IntRect(foreT
rackRect.x, foreTrackRect.y, foreTrackRect.width, foreTrackRect.height), m_foreT
rackResourceId, premultipledAlpha, toUVRect(foreTrackRect, boundsRect), flipped)
, appendQuadsData); | 104 quadSink.append(CCTextureDrawQuad::create(sharedQuadState, layerRectToCo
ntentRect(foreTrackRect), m_foreTrackResourceId, premultipledAlpha, toUVRect(for
eTrackRect, boundsRect), flipped), appendQuadsData); |
104 | 105 |
105 // Order matters here: since the back track texture is being drawn to the en
tire contents rect, we must append it after the thumb and | 106 // Order matters here: since the back track texture is being drawn to the en
tire contents rect, we must append it after the thumb and |
106 // fore track quads. The back track texture contains (and displays) the butt
ons. | 107 // fore track quads. The back track texture contains (and displays) the butt
ons. |
107 if (!boundsRect.isEmpty()) | 108 if (!contentBoundsRect.isEmpty()) |
108 quadSink.append(CCTextureDrawQuad::create(sharedQuadState, IntRect(bound
sRect), m_backTrackResourceId, premultipledAlpha, uvRect, flipped), appendQuadsD
ata); | 109 quadSink.append(CCTextureDrawQuad::create(sharedQuadState, IntRect(conte
ntBoundsRect), m_backTrackResourceId, premultipledAlpha, uvRect, flipped), appen
dQuadsData); |
109 } | 110 } |
110 | 111 |
111 void CCScrollbarLayerImpl::didLoseContext() | 112 void CCScrollbarLayerImpl::didLoseContext() |
112 { | 113 { |
113 m_backTrackResourceId = 0; | 114 m_backTrackResourceId = 0; |
114 m_foreTrackResourceId = 0; | 115 m_foreTrackResourceId = 0; |
115 m_thumbResourceId = 0; | 116 m_thumbResourceId = 0; |
116 } | 117 } |
117 | 118 |
118 bool CCScrollbarLayerImpl::CCScrollbar::isOverlay() const | 119 bool CCScrollbarLayerImpl::CCScrollbar::isOverlay() const |
119 { | 120 { |
120 return m_owner->m_isOverlayScrollbar; | 121 return m_owner->m_isOverlayScrollbar; |
121 } | 122 } |
122 | 123 |
123 int CCScrollbarLayerImpl::CCScrollbar::value() const | 124 int CCScrollbarLayerImpl::CCScrollbar::value() const |
124 { | 125 { |
125 return m_owner->m_currentPos; | 126 return m_owner->m_currentPos; |
126 } | 127 } |
127 | 128 |
128 WebKit::WebPoint CCScrollbarLayerImpl::CCScrollbar::location() const | 129 WebKit::WebPoint CCScrollbarLayerImpl::CCScrollbar::location() const |
129 { | 130 { |
130 return WebKit::WebPoint(); | 131 return WebKit::WebPoint(); |
131 } | 132 } |
132 | 133 |
133 WebKit::WebSize CCScrollbarLayerImpl::CCScrollbar::size() const | 134 WebKit::WebSize CCScrollbarLayerImpl::CCScrollbar::size() const |
134 { | 135 { |
135 return WebKit::WebSize(m_owner->contentBounds().width(), m_owner->contentBou
nds().height()); | 136 return WebKit::WebSize(m_owner->bounds().width(), m_owner->bounds().height()
); |
136 } | 137 } |
137 | 138 |
138 bool CCScrollbarLayerImpl::CCScrollbar::enabled() const | 139 bool CCScrollbarLayerImpl::CCScrollbar::enabled() const |
139 { | 140 { |
140 return m_owner->m_enabled; | 141 return m_owner->m_enabled; |
141 } | 142 } |
142 | 143 |
143 int CCScrollbarLayerImpl::CCScrollbar::maximum() const | 144 int CCScrollbarLayerImpl::CCScrollbar::maximum() const |
144 { | 145 { |
145 return m_owner->m_maximum; | 146 return m_owner->m_maximum; |
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196 } | 197 } |
197 | 198 |
198 const char* CCScrollbarLayerImpl::layerTypeAsString() const | 199 const char* CCScrollbarLayerImpl::layerTypeAsString() const |
199 { | 200 { |
200 return "ScrollbarLayer"; | 201 return "ScrollbarLayer"; |
201 } | 202 } |
202 | 203 |
203 } | 204 } |
204 | 205 |
205 #endif // USE(ACCELERATED_COMPOSITING) | 206 #endif // USE(ACCELERATED_COMPOSITING) |
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