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| 1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 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 #ifndef ScrollRecorder_h | 5 #ifndef ScrollRecorder_h |
| 6 #define ScrollRecorder_h | 6 #define ScrollRecorder_h |
| 7 | 7 |
| 8 #include "core/CoreExport.h" | 8 #include "core/CoreExport.h" |
| 9 #include "core/paint/PaintPhase.h" | 9 #include "core/paint/PaintPhase.h" |
| 10 #include "platform/geometry/IntSize.h" | 10 #include "platform/geometry/IntSize.h" |
| 11 #include "platform/graphics/paint/DisplayItem.h" | 11 #include "platform/graphics/paint/DisplayItem.h" |
| 12 #include "wtf/Allocator.h" | 12 #include "platform/wtf/Allocator.h" |
| 13 | 13 |
| 14 namespace blink { | 14 namespace blink { |
| 15 | 15 |
| 16 class GraphicsContext; | 16 class GraphicsContext; |
| 17 | 17 |
| 18 // Emits display items which represent a region which is scrollable, so that it | 18 // Emits display items which represent a region which is scrollable, so that it |
| 19 // can be translated by the scroll offset. | 19 // can be translated by the scroll offset. |
| 20 class CORE_EXPORT ScrollRecorder { | 20 class CORE_EXPORT ScrollRecorder { |
| 21 USING_FAST_MALLOC(ScrollRecorder); | 21 USING_FAST_MALLOC(ScrollRecorder); |
| 22 | 22 |
| (...skipping 10 matching lines...) Expand all Loading... |
| 33 | 33 |
| 34 private: | 34 private: |
| 35 const DisplayItemClient& client_; | 35 const DisplayItemClient& client_; |
| 36 DisplayItem::Type begin_item_type_; | 36 DisplayItem::Type begin_item_type_; |
| 37 GraphicsContext& context_; | 37 GraphicsContext& context_; |
| 38 }; | 38 }; |
| 39 | 39 |
| 40 } // namespace blink | 40 } // namespace blink |
| 41 | 41 |
| 42 #endif // ScrollRecorder_h | 42 #endif // ScrollRecorder_h |
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