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1 /* | 1 /* |
2 * Copyright (C) 2011 Google Inc. All rights reserved. | 2 * Copyright (C) 2011 Google 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 * | 7 * |
8 * 1. Redistributions of source code must retain the above copyright | 8 * 1. Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * 2. Redistributions in binary form must reproduce the above copyright | 10 * 2. Redistributions in binary form must reproduce the above copyright |
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190 // this function and cc side would just work. | 190 // this function and cc side would just work. |
191 virtual void setScrollCompensationAdjustment(WebDoublePoint) = 0; | 191 virtual void setScrollCompensationAdjustment(WebDoublePoint) = 0; |
192 | 192 |
193 // To set a WebLayer as scrollable we must specify the corresponding clip la
yer. | 193 // To set a WebLayer as scrollable we must specify the corresponding clip la
yer. |
194 virtual void setScrollClipLayer(WebLayer*) = 0; | 194 virtual void setScrollClipLayer(WebLayer*) = 0; |
195 virtual bool scrollable() const = 0; | 195 virtual bool scrollable() const = 0; |
196 virtual void setUserScrollable(bool horizontal, bool vertical) = 0; | 196 virtual void setUserScrollable(bool horizontal, bool vertical) = 0; |
197 virtual bool userScrollableHorizontal() const = 0; | 197 virtual bool userScrollableHorizontal() const = 0; |
198 virtual bool userScrollableVertical() const = 0; | 198 virtual bool userScrollableVertical() const = 0; |
199 | 199 |
200 virtual void setHaveWheelEventHandlers(bool) = 0; | |
201 virtual bool haveWheelEventHandlers() const = 0; | |
202 | |
203 virtual void setHaveScrollEventHandlers(bool) = 0; | 200 virtual void setHaveScrollEventHandlers(bool) = 0; |
204 virtual bool haveScrollEventHandlers() const = 0; | 201 virtual bool haveScrollEventHandlers() const = 0; |
205 | 202 |
206 // Indicates that this layer will always scroll on the main thread for the p
rovided reason. | 203 // Indicates that this layer will always scroll on the main thread for the p
rovided reason. |
207 virtual void addMainThreadScrollingReasons(uint32_t) = 0; | 204 virtual void addMainThreadScrollingReasons(uint32_t) = 0; |
208 // Indicates that the layer could scroll on the compositor thread. | 205 // Indicates that the layer could scroll on the compositor thread. |
209 virtual void clearMainThreadScrollingReasons() = 0; | 206 virtual void clearMainThreadScrollingReasons() = 0; |
210 virtual bool shouldScrollOnMainThread() const = 0; | 207 virtual bool shouldScrollOnMainThread() const = 0; |
211 | 208 |
212 virtual void setNonFastScrollableRegion(const WebVector<WebRect>&) = 0; | 209 virtual void setNonFastScrollableRegion(const WebVector<WebRect>&) = 0; |
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251 virtual void setElementId(uint64_t) = 0; | 248 virtual void setElementId(uint64_t) = 0; |
252 virtual uint64_t elementId() const = 0; | 249 virtual uint64_t elementId() const = 0; |
253 | 250 |
254 virtual void setCompositorMutableProperties(uint32_t) = 0; | 251 virtual void setCompositorMutableProperties(uint32_t) = 0; |
255 virtual uint32_t compositorMutableProperties() const = 0; | 252 virtual uint32_t compositorMutableProperties() const = 0; |
256 }; | 253 }; |
257 | 254 |
258 } // namespace blink | 255 } // namespace blink |
259 | 256 |
260 #endif // WebLayer_h | 257 #endif // WebLayer_h |
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