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1 /* | 1 /* |
2 * Copyright (C) 2011 Apple Inc. All rights reserved. | 2 * Copyright (C) 2011 Apple Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
11 * documentation and/or other materials provided with the distribution. | 11 * documentation and/or other materials provided with the distribution. |
12 * | 12 * |
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' | 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' |
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, | 14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | 15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS | 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS |
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | 17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | 18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | 19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | 20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | 21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF | 22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
23 * THE POSSIBILITY OF SUCH DAMAGE. | 23 * THE POSSIBILITY OF SUCH DAMAGE. |
24 */ | 24 */ |
25 | 25 |
26 #ifndef ScrollingCoordinator_h | 26 #ifndef ScrollingCoordinator_h |
27 #define ScrollingCoordinator_h | 27 #define ScrollingCoordinator_h |
28 | 28 |
29 #include "core/CoreExport.h" | 29 #include "core/CoreExport.h" |
30 #include "core/layout/LayoutObject.h" | 30 #include "core/paint/LayerHitTestRects.h" |
31 #include "platform/PlatformWheelEvent.h" | 31 #include "platform/PlatformWheelEvent.h" |
32 #include "platform/geometry/IntRect.h" | 32 #include "platform/geometry/IntRect.h" |
| 33 #include "platform/heap/Handle.h" |
33 #include "platform/scroll/MainThreadScrollingReason.h" | 34 #include "platform/scroll/MainThreadScrollingReason.h" |
34 #include "platform/scroll/ScrollTypes.h" | 35 #include "platform/scroll/ScrollTypes.h" |
35 #include "wtf/Noncopyable.h" | 36 #include "wtf/Noncopyable.h" |
36 #include "wtf/text/WTFString.h" | 37 #include "wtf/text/WTFString.h" |
37 #include <memory> | 38 #include <memory> |
38 | 39 |
39 namespace blink { | 40 namespace blink { |
40 class WebScrollbarLayer; | |
41 } | |
42 | |
43 namespace blink { | |
44 | |
45 using MainThreadScrollingReasons = uint32_t; | 41 using MainThreadScrollingReasons = uint32_t; |
46 | 42 |
47 class LocalFrame; | 43 class LocalFrame; |
48 class FrameView; | 44 class FrameView; |
49 class GraphicsLayer; | 45 class GraphicsLayer; |
50 class Page; | 46 class Page; |
| 47 class PaintLayer; |
51 class Region; | 48 class Region; |
52 class ScrollableArea; | 49 class ScrollableArea; |
53 class CompositorAnimationTimeline; | 50 class CompositorAnimationTimeline; |
54 class WebLayerTreeView; | 51 class WebLayerTreeView; |
| 52 class WebScrollbarLayer; |
55 | 53 |
56 class CORE_EXPORT ScrollingCoordinator final | 54 class CORE_EXPORT ScrollingCoordinator final |
57 : public GarbageCollectedFinalized<ScrollingCoordinator> { | 55 : public GarbageCollectedFinalized<ScrollingCoordinator> { |
58 WTF_MAKE_NONCOPYABLE(ScrollingCoordinator); | 56 WTF_MAKE_NONCOPYABLE(ScrollingCoordinator); |
59 | 57 |
60 public: | 58 public: |
61 static ScrollingCoordinator* create(Page*); | 59 static ScrollingCoordinator* create(Page*); |
62 | 60 |
63 ~ScrollingCoordinator(); | 61 ~ScrollingCoordinator(); |
64 DECLARE_TRACE(); | 62 DECLARE_TRACE(); |
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187 ScrollbarMap m_verticalScrollbars; | 185 ScrollbarMap m_verticalScrollbars; |
188 HashSet<const PaintLayer*> m_layersWithTouchRects; | 186 HashSet<const PaintLayer*> m_layersWithTouchRects; |
189 bool m_wasFrameScrollable; | 187 bool m_wasFrameScrollable; |
190 | 188 |
191 MainThreadScrollingReasons m_lastMainThreadScrollingReasons; | 189 MainThreadScrollingReasons m_lastMainThreadScrollingReasons; |
192 }; | 190 }; |
193 | 191 |
194 } // namespace blink | 192 } // namespace blink |
195 | 193 |
196 #endif // ScrollingCoordinator_h | 194 #endif // ScrollingCoordinator_h |
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