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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 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 WebGestureEvent_h | 5 #ifndef WebGestureEvent_h |
6 #define WebGestureEvent_h | 6 #define WebGestureEvent_h |
7 | 7 |
8 #include "WebFloatSize.h" | 8 #include "WebFloatSize.h" |
9 #include "WebGestureDevice.h" | 9 #include "WebGestureDevice.h" |
10 #include "WebInputEvent.h" | 10 #include "WebInputEvent.h" |
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31 }; | 31 }; |
32 | 32 |
33 // TODO(mustaq): Make these coordinates private & fractional, as in | 33 // TODO(mustaq): Make these coordinates private & fractional, as in |
34 // WebMouseEvent.h . | 34 // WebMouseEvent.h . |
35 int x; | 35 int x; |
36 int y; | 36 int y; |
37 int global_x; | 37 int global_x; |
38 int global_y; | 38 int global_y; |
39 WebGestureDevice source_device; | 39 WebGestureDevice source_device; |
40 | 40 |
41 // |primary_pointer_type| is used to distinguish between finger-generated and | |
42 // stylus-generated gestures. This is important for touch adjustment. | |
43 WebPointerProperties::PointerType primary_pointer_type; | |
mustaq
2017/06/14 20:37:48
Please drop "primary_", there is only one type for
chongz
2017/06/14 23:53:23
dtapuska@ Are you ok with dropping "primary_"?
Th
dtapuska
2017/06/15 14:47:23
Probably we should indicate that for a multi-conta
chongz
2017/06/15 21:40:08
Updated comments.
| |
44 | |
41 // If the WebGestureEvent has sourceDevice=WebGestureDeviceTouchscreen, this | 45 // If the WebGestureEvent has sourceDevice=WebGestureDeviceTouchscreen, this |
42 // field contains the unique identifier for the touch event that released | 46 // field contains the unique identifier for the touch event that released |
43 // this event at TouchDispositionGestureFilter. If the WebGestureEvents was | 47 // this event at TouchDispositionGestureFilter. If the WebGestureEvents was |
44 // not released through a touch event (e.g. timer-released gesture events or | 48 // not released through a touch event (e.g. timer-released gesture events or |
45 // gesture events with sourceDevice!=WebGestureDeviceTouchscreen), the field | 49 // gesture events with sourceDevice!=WebGestureDeviceTouchscreen), the field |
46 // contains 0. See crbug.com/618738. | 50 // contains 0. See crbug.com/618738. |
47 uint32_t unique_touch_event_id; | 51 uint32_t unique_touch_event_id; |
48 | 52 |
49 // This field exists to allow BrowserPlugin to mark GestureScroll events as | 53 // This field exists to allow BrowserPlugin to mark GestureScroll events as |
50 // 'resent' to handle the case where an event is not consumed when first | 54 // 'resent' to handle the case where an event is not consumed when first |
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157 float scale; | 161 float scale; |
158 } pinch_update; | 162 } pinch_update; |
159 } data; | 163 } data; |
160 | 164 |
161 WebGestureEvent(Type type, int modifiers, double time_stamp_seconds) | 165 WebGestureEvent(Type type, int modifiers, double time_stamp_seconds) |
162 : WebInputEvent(sizeof(WebGestureEvent), | 166 : WebInputEvent(sizeof(WebGestureEvent), |
163 type, | 167 type, |
164 modifiers, | 168 modifiers, |
165 time_stamp_seconds), | 169 time_stamp_seconds), |
166 source_device(kWebGestureDeviceUninitialized), | 170 source_device(kWebGestureDeviceUninitialized), |
171 primary_pointer_type(WebPointerProperties::PointerType::kUnknown), | |
167 resending_plugin_id(-1) {} | 172 resending_plugin_id(-1) {} |
168 | 173 |
169 WebGestureEvent() | 174 WebGestureEvent() |
170 : WebInputEvent(sizeof(WebGestureEvent)), | 175 : WebInputEvent(sizeof(WebGestureEvent)), |
171 source_device(kWebGestureDeviceUninitialized), | 176 source_device(kWebGestureDeviceUninitialized), |
177 primary_pointer_type(WebPointerProperties::PointerType::kUnknown), | |
172 resending_plugin_id(-1) {} | 178 resending_plugin_id(-1) {} |
173 | 179 |
174 #if INSIDE_BLINK | 180 #if INSIDE_BLINK |
175 BLINK_PLATFORM_EXPORT float DeltaXInRootFrame() const; | 181 BLINK_PLATFORM_EXPORT float DeltaXInRootFrame() const; |
176 BLINK_PLATFORM_EXPORT float DeltaYInRootFrame() const; | 182 BLINK_PLATFORM_EXPORT float DeltaYInRootFrame() const; |
177 BLINK_PLATFORM_EXPORT ScrollUnits DeltaUnits() const; | 183 BLINK_PLATFORM_EXPORT ScrollUnits DeltaUnits() const; |
178 BLINK_PLATFORM_EXPORT WebFloatPoint PositionInRootFrame() const; | 184 BLINK_PLATFORM_EXPORT WebFloatPoint PositionInRootFrame() const; |
179 BLINK_PLATFORM_EXPORT float PinchScale() const; | 185 BLINK_PLATFORM_EXPORT float PinchScale() const; |
180 BLINK_PLATFORM_EXPORT InertialPhaseState InertialPhase() const; | 186 BLINK_PLATFORM_EXPORT InertialPhaseState InertialPhase() const; |
181 BLINK_PLATFORM_EXPORT bool Synthetic() const; | 187 BLINK_PLATFORM_EXPORT bool Synthetic() const; |
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240 return false; | 246 return false; |
241 } | 247 } |
242 } | 248 } |
243 }; | 249 }; |
244 | 250 |
245 #pragma pack(pop) | 251 #pragma pack(pop) |
246 | 252 |
247 } // namespace blink | 253 } // namespace blink |
248 | 254 |
249 #endif // WebGestureEvent_h | 255 #endif // WebGestureEvent_h |
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