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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_MOTION_EVENT_ANDROID_H_ | 5 #ifndef CONTENT_BROWSER_RENDERER_HOST_INPUT_MOTION_EVENT_ANDROID_H_ |
6 #define CONTENT_BROWSER_RENDERER_HOST_INPUT_MOTION_EVENT_ANDROID_H_ | 6 #define CONTENT_BROWSER_RENDERER_HOST_INPUT_MOTION_EVENT_ANDROID_H_ |
7 | 7 |
8 #include <jni.h> | 8 #include <jni.h> |
9 | 9 |
10 #include "base/android/scoped_java_ref.h" | 10 #include "base/android/scoped_java_ref.h" |
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36 jfloat pos_y_1_pixels, | 36 jfloat pos_y_1_pixels, |
37 jint pointer_id_0, | 37 jint pointer_id_0, |
38 jint pointer_id_1, | 38 jint pointer_id_1, |
39 jfloat touch_major_0_pixels, | 39 jfloat touch_major_0_pixels, |
40 jfloat touch_major_1_pixels, | 40 jfloat touch_major_1_pixels, |
41 jfloat raw_pos_x_pixels, | 41 jfloat raw_pos_x_pixels, |
42 jfloat raw_pos_y_pixels, | 42 jfloat raw_pos_y_pixels, |
43 jint android_tool_type_0, | 43 jint android_tool_type_0, |
44 jint android_tool_type_1, | 44 jint android_tool_type_1, |
45 jint android_button_state); | 45 jint android_button_state); |
| 46 MotionEventAndroid(float pix_to_dip, |
| 47 JNIEnv* env, |
| 48 jobject event, |
| 49 bool should_recycle); |
46 virtual ~MotionEventAndroid(); | 50 virtual ~MotionEventAndroid(); |
47 | 51 |
48 // ui::MotionEvent methods. | 52 // ui::MotionEvent methods. |
49 virtual int GetId() const OVERRIDE; | 53 virtual int GetId() const OVERRIDE; |
50 virtual Action GetAction() const OVERRIDE; | 54 virtual Action GetAction() const OVERRIDE; |
51 virtual int GetActionIndex() const OVERRIDE; | 55 virtual int GetActionIndex() const OVERRIDE; |
52 virtual size_t GetPointerCount() const OVERRIDE; | 56 virtual size_t GetPointerCount() const OVERRIDE; |
53 virtual int GetPointerId(size_t pointer_index) const OVERRIDE; | 57 virtual int GetPointerId(size_t pointer_index) const OVERRIDE; |
54 virtual float GetX(size_t pointer_index) const OVERRIDE; | 58 virtual float GetX(size_t pointer_index) const OVERRIDE; |
55 virtual float GetY(size_t pointer_index) const OVERRIDE; | 59 virtual float GetY(size_t pointer_index) const OVERRIDE; |
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84 const MotionEventAndroid& event); | 88 const MotionEventAndroid& event); |
85 static base::android::ScopedJavaLocalRef<jobject> Obtain( | 89 static base::android::ScopedJavaLocalRef<jobject> Obtain( |
86 base::TimeTicks down_time, | 90 base::TimeTicks down_time, |
87 base::TimeTicks event_time, | 91 base::TimeTicks event_time, |
88 Action action, | 92 Action action, |
89 float x_pixels, | 93 float x_pixels, |
90 float y_pixels); | 94 float y_pixels); |
91 | 95 |
92 private: | 96 private: |
93 MotionEventAndroid(); | 97 MotionEventAndroid(); |
94 MotionEventAndroid(float pix_to_dip, JNIEnv* env, jobject event); | |
95 MotionEventAndroid(const MotionEventAndroid&); | 98 MotionEventAndroid(const MotionEventAndroid&); |
96 MotionEventAndroid& operator=(const MotionEventAndroid&); | 99 MotionEventAndroid& operator=(const MotionEventAndroid&); |
97 | 100 |
98 float ToDips(float pixels) const; | 101 float ToDips(float pixels) const; |
99 gfx::PointF ToDips(const gfx::PointF& pixels) const; | 102 gfx::PointF ToDips(const gfx::PointF& pixels) const; |
100 | 103 |
101 // Cache pointer coords, id's and major lengths for the most common | 104 // Cache pointer coords, id's and major lengths for the most common |
102 // touch-related scenarios, i.e., scrolling and pinching. This prevents | 105 // touch-related scenarios, i.e., scrolling and pinching. This prevents |
103 // redundant JNI fetches for the same bits. | 106 // redundant JNI fetches for the same bits. |
104 enum { MAX_POINTERS_TO_CACHE = 2 }; | 107 enum { MAX_POINTERS_TO_CACHE = 2 }; |
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123 const float pix_to_dip_; | 126 const float pix_to_dip_; |
124 | 127 |
125 // Whether |event_| should be recycled on destruction. This will only be true | 128 // Whether |event_| should be recycled on destruction. This will only be true |
126 // for those events generated via |Obtain(...)|. | 129 // for those events generated via |Obtain(...)|. |
127 bool should_recycle_; | 130 bool should_recycle_; |
128 }; | 131 }; |
129 | 132 |
130 } // namespace content | 133 } // namespace content |
131 | 134 |
132 #endif // CONTENT_BROWSER_RENDERER_HOST_INPUT_MOTION_EVENT_ANDROID_H_ | 135 #endif // CONTENT_BROWSER_RENDERER_HOST_INPUT_MOTION_EVENT_ANDROID_H_ |
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