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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 "cc/blink/scrollbar_impl.h" | 5 #include "cc/blink/scrollbar_impl.h" |
6 | 6 |
7 #include "base/logging.h" | 7 #include "base/logging.h" |
8 #include "third_party/WebKit/public/platform/WebScrollbar.h" | 8 #include "third_party/WebKit/public/platform/WebScrollbar.h" |
9 #include "third_party/WebKit/public/platform/WebScrollbarThemeGeometry.h" | 9 #include "third_party/WebKit/public/platform/WebScrollbarThemeGeometry.h" |
10 | 10 |
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57 gfx::Rect thumb_rect = geometry_->thumbRect(scrollbar_.get()); | 57 gfx::Rect thumb_rect = geometry_->thumbRect(scrollbar_.get()); |
58 if (scrollbar_->orientation() == WebScrollbar::Horizontal) | 58 if (scrollbar_->orientation() == WebScrollbar::Horizontal) |
59 return thumb_rect.width(); | 59 return thumb_rect.width(); |
60 return thumb_rect.height(); | 60 return thumb_rect.height(); |
61 } | 61 } |
62 | 62 |
63 gfx::Rect ScrollbarImpl::TrackRect() const { | 63 gfx::Rect ScrollbarImpl::TrackRect() const { |
64 return geometry_->trackRect(scrollbar_.get()); | 64 return geometry_->trackRect(scrollbar_.get()); |
65 } | 65 } |
66 | 66 |
67 float ScrollbarImpl::ThumbOpacity() const { | |
68 return painter_.thumbOpacity(); | |
69 } | |
70 | |
71 float ScrollbarImpl::TrackOpacity() const { | |
72 return painter_.trackOpacity(); | |
73 } | |
74 | |
75 bool ScrollbarImpl::NeedsPaintPart(cc::ScrollbarPart part) const { | |
76 if (part == cc::THUMB) | |
enne (OOO)
2015/11/23 19:05:24
This should just return false and maybe also NOTRE
ccameron
2015/11/24 01:12:04
Mmh, this is called on the main thread -- the "Imp
enne (OOO)
2015/11/24 17:59:18
<_<
| |
77 return painter_.needsPaintThumb(); | |
78 return painter_.needsPaintTrack(); | |
79 } | |
80 | |
67 void ScrollbarImpl::PaintPart(SkCanvas* canvas, | 81 void ScrollbarImpl::PaintPart(SkCanvas* canvas, |
68 cc::ScrollbarPart part, | 82 cc::ScrollbarPart part, |
69 const gfx::Rect& content_rect) { | 83 const gfx::Rect& content_rect) { |
70 if (part == cc::THUMB) { | 84 if (part == cc::THUMB) { |
71 painter_.paintThumb(canvas, content_rect); | 85 painter_.paintThumb(canvas, content_rect); |
72 return; | 86 return; |
73 } | 87 } |
74 | 88 |
75 // The following is a simplification of ScrollbarThemeComposite::paint. | 89 // The following is a simplification of ScrollbarThemeComposite::paint. |
76 painter_.paintScrollbarBackground(canvas, content_rect); | 90 painter_.paintScrollbarBackground(canvas, content_rect); |
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99 bool thumb_present = geometry_->hasThumb(scrollbar_.get()); | 113 bool thumb_present = geometry_->hasThumb(scrollbar_.get()); |
100 if (thumb_present) { | 114 if (thumb_present) { |
101 painter_.paintForwardTrackPart(canvas, track_paint_rect); | 115 painter_.paintForwardTrackPart(canvas, track_paint_rect); |
102 painter_.paintBackTrackPart(canvas, track_paint_rect); | 116 painter_.paintBackTrackPart(canvas, track_paint_rect); |
103 } | 117 } |
104 | 118 |
105 painter_.paintTickmarks(canvas, track_paint_rect); | 119 painter_.paintTickmarks(canvas, track_paint_rect); |
106 } | 120 } |
107 | 121 |
108 } // namespace cc_blink | 122 } // namespace cc_blink |
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