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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 #ifndef CONTENT_BROWSER_RENDERER_HOST_INPUT_TOUCH_EMULATOR_H_ | 5 #ifndef CONTENT_BROWSER_RENDERER_HOST_INPUT_TOUCH_EMULATOR_H_ |
6 #define CONTENT_BROWSER_RENDERER_HOST_INPUT_TOUCH_EMULATOR_H_ | 6 #define CONTENT_BROWSER_RENDERER_HOST_INPUT_TOUCH_EMULATOR_H_ |
7 | 7 |
8 #include "base/macros.h" | 8 #include "base/macros.h" |
9 #include "content/browser/renderer_host/input/touch_emulator_client.h" | 9 #include "content/browser/renderer_host/input/touch_emulator_client.h" |
10 #include "content/common/cursors/webcursor.h" | 10 #include "content/common/cursors/webcursor.h" |
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23 ~TouchEmulator() override; | 23 ~TouchEmulator() override; |
24 | 24 |
25 void Enable(ui::GestureProviderConfigType config_type); | 25 void Enable(ui::GestureProviderConfigType config_type); |
26 void Disable(); | 26 void Disable(); |
27 | 27 |
28 // See GestureProvider::SetDoubleTapSupportForPageEnabled. | 28 // See GestureProvider::SetDoubleTapSupportForPageEnabled. |
29 void SetDoubleTapSupportForPageEnabled(bool enabled); | 29 void SetDoubleTapSupportForPageEnabled(bool enabled); |
30 | 30 |
31 // Note that TouchEmulator should always listen to touch events and their acks | 31 // Note that TouchEmulator should always listen to touch events and their acks |
32 // (even in disabled state) to track native stream presence. | 32 // (even in disabled state) to track native stream presence. |
33 bool enabled() const { return gesture_provider_; } | 33 bool enabled() const { return !!gesture_provider_; } |
34 | 34 |
35 // Returns |true| if the event was consumed. Consumed event should not | 35 // Returns |true| if the event was consumed. Consumed event should not |
36 // propagate any further. | 36 // propagate any further. |
37 // TODO(dgozman): maybe pass latency info together with events. | 37 // TODO(dgozman): maybe pass latency info together with events. |
38 bool HandleMouseEvent(const blink::WebMouseEvent& event); | 38 bool HandleMouseEvent(const blink::WebMouseEvent& event); |
39 bool HandleMouseWheelEvent(const blink::WebMouseWheelEvent& event); | 39 bool HandleMouseWheelEvent(const blink::WebMouseWheelEvent& event); |
40 bool HandleKeyboardEvent(const blink::WebKeyboardEvent& event); | 40 bool HandleKeyboardEvent(const blink::WebKeyboardEvent& event); |
41 bool HandleTouchEvent(const blink::WebTouchEvent& event); | 41 bool HandleTouchEvent(const blink::WebTouchEvent& event); |
42 | 42 |
43 // Returns |true| if the event ack was consumed. Consumed ack should not | 43 // Returns |true| if the event ack was consumed. Consumed ack should not |
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113 // The cumulative scale change from the start of pinch gesture. | 113 // The cumulative scale change from the start of pinch gesture. |
114 float pinch_scale_; | 114 float pinch_scale_; |
115 bool pinch_gesture_active_; | 115 bool pinch_gesture_active_; |
116 | 116 |
117 DISALLOW_COPY_AND_ASSIGN(TouchEmulator); | 117 DISALLOW_COPY_AND_ASSIGN(TouchEmulator); |
118 }; | 118 }; |
119 | 119 |
120 } // namespace content | 120 } // namespace content |
121 | 121 |
122 #endif // CONTENT_BROWSER_RENDERER_HOST_INPUT_TOUCH_EMULATOR_H_ | 122 #endif // CONTENT_BROWSER_RENDERER_HOST_INPUT_TOUCH_EMULATOR_H_ |
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