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Side by Side Diff: content/browser/renderer_host/input/motion_event_web.cc

Issue 1218663006: Use new WebTouchPoint field names. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 5 years, 5 months ago
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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 // MSVC++ requires this to be set before any other includes to get M_PI. 5 // MSVC++ requires this to be set before any other includes to get M_PI.
6 #define _USE_MATH_DEFINES 6 #define _USE_MATH_DEFINES
7 7
8 #include "content/browser/renderer_host/input/motion_event_web.h" 8 #include "content/browser/renderer_host/input/motion_event_web.h"
9 9
10 #include <cmath> 10 #include <cmath>
(...skipping 73 matching lines...) Expand 10 before | Expand all | Expand 10 after
84 << "Invalid action for GetActionIndex(): " << cached_action_; 84 << "Invalid action for GetActionIndex(): " << cached_action_;
85 DCHECK_GE(cached_action_index_, 0); 85 DCHECK_GE(cached_action_index_, 0);
86 DCHECK_LT(cached_action_index_, static_cast<int>(event_.touchesLength)); 86 DCHECK_LT(cached_action_index_, static_cast<int>(event_.touchesLength));
87 return cached_action_index_; 87 return cached_action_index_;
88 } 88 }
89 89
90 size_t MotionEventWeb::GetPointerCount() const { return event_.touchesLength; } 90 size_t MotionEventWeb::GetPointerCount() const { return event_.touchesLength; }
91 91
92 int MotionEventWeb::GetPointerId(size_t pointer_index) const { 92 int MotionEventWeb::GetPointerId(size_t pointer_index) const {
93 DCHECK_LT(pointer_index, GetPointerCount()); 93 DCHECK_LT(pointer_index, GetPointerCount());
94 return event_.touches[pointer_index].id; 94 return event_.touches[pointer_index].pointerId;
95 } 95 }
96 96
97 float MotionEventWeb::GetX(size_t pointer_index) const { 97 float MotionEventWeb::GetX(size_t pointer_index) const {
98 DCHECK_LT(pointer_index, GetPointerCount()); 98 DCHECK_LT(pointer_index, GetPointerCount());
99 return event_.touches[pointer_index].position.x; 99 return event_.touches[pointer_index].position.x;
100 } 100 }
101 101
102 float MotionEventWeb::GetY(size_t pointer_index) const { 102 float MotionEventWeb::GetY(size_t pointer_index) const {
103 DCHECK_LT(pointer_index, GetPointerCount()); 103 DCHECK_LT(pointer_index, GetPointerCount());
104 return event_.touches[pointer_index].position.y; 104 return event_.touches[pointer_index].position.y;
105 } 105 }
106 106
107 float MotionEventWeb::GetRawX(size_t pointer_index) const { 107 float MotionEventWeb::GetRawX(size_t pointer_index) const {
108 DCHECK_LT(pointer_index, GetPointerCount()); 108 DCHECK_LT(pointer_index, GetPointerCount());
109 return event_.touches[pointer_index].screenPosition.x; 109 return event_.touches[pointer_index].screenPosition.x;
110 } 110 }
111 111
112 float MotionEventWeb::GetRawY(size_t pointer_index) const { 112 float MotionEventWeb::GetRawY(size_t pointer_index) const {
113 DCHECK_LT(pointer_index, GetPointerCount()); 113 DCHECK_LT(pointer_index, GetPointerCount());
114 return event_.touches[pointer_index].screenPosition.y; 114 return event_.touches[pointer_index].screenPosition.y;
115 } 115 }
116 116
117 float MotionEventWeb::GetTouchMajor(size_t pointer_index) const { 117 float MotionEventWeb::GetTouchMajor(size_t pointer_index) const {
118 DCHECK_LT(pointer_index, GetPointerCount()); 118 DCHECK_LT(pointer_index, GetPointerCount());
119 return 2.f * std::max(event_.touches[pointer_index].radiusX, 119 return 2.f * std::max(event_.touches[pointer_index].width,
120 event_.touches[pointer_index].radiusY); 120 event_.touches[pointer_index].height);
121 } 121 }
122 122
123 float MotionEventWeb::GetTouchMinor(size_t pointer_index) const { 123 float MotionEventWeb::GetTouchMinor(size_t pointer_index) const {
124 DCHECK_LT(pointer_index, GetPointerCount()); 124 DCHECK_LT(pointer_index, GetPointerCount());
125 return 2.f * std::min(event_.touches[pointer_index].radiusX, 125 return 2.f * std::min(event_.touches[pointer_index].width,
126 event_.touches[pointer_index].radiusY); 126 event_.touches[pointer_index].height);
127 } 127 }
128 128
129 float MotionEventWeb::GetOrientation(size_t pointer_index) const { 129 float MotionEventWeb::GetOrientation(size_t pointer_index) const {
130 DCHECK_LT(pointer_index, GetPointerCount()); 130 DCHECK_LT(pointer_index, GetPointerCount());
131 131
132 float rotation_angle_rad = event_.touches[pointer_index].rotationAngle 132 float rotation_angle_rad = event_.touches[pointer_index].rotationAngle
133 * M_PI / 180.f; 133 * M_PI / 180.f;
134 DCHECK(0 <= rotation_angle_rad && rotation_angle_rad <= M_PI_2) 134 DCHECK(0 <= rotation_angle_rad && rotation_angle_rad <= M_PI_2)
135 << "Unexpected touch rotation angle"; 135 << "Unexpected touch rotation angle";
136 136
137 if (event_.touches[pointer_index].radiusX 137 if (event_.touches[pointer_index].width >
138 > event_.touches[pointer_index].radiusY) { 138 event_.touches[pointer_index].height) {
139 // The case radiusX == radiusY is omitted from here on purpose: for circles, 139 // The case width == height is omitted from here on purpose: for circles,
140 // we want to pass the angle (which could be any value in such cases but 140 // we want to pass the angle (which could be any value in such cases but
141 // always seem to be set to zero) unchanged. 141 // always seem to be set to zero) unchanged.
142 rotation_angle_rad -= (float) M_PI_2; 142 rotation_angle_rad -= (float) M_PI_2;
143 } 143 }
144 144
145 return rotation_angle_rad; 145 return rotation_angle_rad;
146 } 146 }
147 147
148 float MotionEventWeb::GetPressure(size_t pointer_index) const { 148 float MotionEventWeb::GetPressure(size_t pointer_index) const {
149 return 0.f; 149 return 0.f;
(...skipping 14 matching lines...) Expand all
164 164
165 int MotionEventWeb::GetButtonState() const { 165 int MotionEventWeb::GetButtonState() const {
166 return 0; 166 return 0;
167 } 167 }
168 168
169 int MotionEventWeb::GetFlags() const { 169 int MotionEventWeb::GetFlags() const {
170 return WebEventModifiersToEventFlags(event_.modifiers); 170 return WebEventModifiersToEventFlags(event_.modifiers);
171 } 171 }
172 172
173 } // namespace content 173 } // namespace content
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