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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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_GAMEPAD_GAMEPAD_STANDARD_MAPPINGS_H_ | 5 #ifndef CONTENT_BROWSER_GAMEPAD_GAMEPAD_STANDARD_MAPPINGS_H_ |
6 #define CONTENT_BROWSER_GAMEPAD_GAMEPAD_STANDARD_MAPPINGS_H_ | 6 #define CONTENT_BROWSER_GAMEPAD_GAMEPAD_STANDARD_MAPPINGS_H_ |
7 | 7 |
8 #include "base/strings/string_piece.h" | 8 #include "base/strings/string_piece.h" |
9 #include "content/common/gamepad_hardware_buffer.h" | 9 #include "content/common/gamepad_hardware_buffer.h" |
10 | 10 |
11 namespace content { | 11 namespace content { |
12 | 12 |
13 typedef void (*GamepadStandardMappingFunction)( | 13 typedef void (*GamepadStandardMappingFunction)( |
14 const blink::WebGamepad& original, | 14 const blink::WebGamepad& original, |
15 blink::WebGamepad* mapped); | 15 blink::WebGamepad* mapped); |
16 | 16 |
17 GamepadStandardMappingFunction GetGamepadStandardMappingFunction( | 17 GamepadStandardMappingFunction GetGamepadStandardMappingFunction( |
18 const base::StringPiece& vendor_id, | 18 const base::StringPiece& vendor_id, |
19 const base::StringPiece& product_id); | 19 const base::StringPiece& product_id); |
20 | 20 |
21 // This defines our canonical mapping order for gamepad-like devices. If these | 21 // This defines our canonical mapping order for gamepad-like devices. If these |
22 // items cannot all be satisfied, it is a case-by-case judgement as to whether | 22 // items cannot all be satisfied, it is a case-by-case judgement as to whether |
23 // it is better to leave the device unmapped, or to partially map it. In | 23 // it is better to leave the device unmapped, or to partially map it. In |
24 // general, err towards leaving it *unmapped* so that content can handle | 24 // general, err towards leaving it *unmapped* so that content can handle |
25 // appropriately. | 25 // appropriately. |
26 | 26 |
27 // A Java counterpart will be generated for this enum. | |
28 // GENERATED_JAVA_ENUM_PACKAGE: org.chromium.content.browser.input | |
29 // GENERATED_JAVA_PREFIX_TO_STRIP: BUTTON_INDEX_ | |
30 enum CanonicalButtonIndex { | 27 enum CanonicalButtonIndex { |
31 BUTTON_INDEX_PRIMARY, | 28 kButtonPrimary, |
32 BUTTON_INDEX_SECONDARY, | 29 kButtonSecondary, |
33 BUTTON_INDEX_TERTIARY, | 30 kButtonTertiary, |
34 BUTTON_INDEX_QUATERNARY, | 31 kButtonQuaternary, |
35 BUTTON_INDEX_LEFT_SHOULDER, | 32 kButtonLeftShoulder, |
36 BUTTON_INDEX_RIGHT_SHOULDER, | 33 kButtonRightShoulder, |
37 BUTTON_INDEX_LEFT_TRIGGER, | 34 kButtonLeftTrigger, |
38 BUTTON_INDEX_RIGHT_TRIGGER, | 35 kButtonRightTrigger, |
39 BUTTON_INDEX_BACK_SELECT, | 36 kButtonBackSelect, |
40 BUTTON_INDEX_START, | 37 kButtonStart, |
41 BUTTON_INDEX_LEFT_THUMBSTICK, | 38 kButtonLeftThumbstick, |
42 BUTTON_INDEX_RIGHT_THUMBSTICK, | 39 kButtonRightThumbstick, |
43 BUTTON_INDEX_DPAD_UP, | 40 kButtonDpadUp, |
44 BUTTON_INDEX_DPAD_DOWN, | 41 kButtonDpadDown, |
45 BUTTON_INDEX_DPAD_LEFT, | 42 kButtonDpadLeft, |
46 BUTTON_INDEX_DPAD_RIGHT, | 43 kButtonDpadRight, |
47 BUTTON_INDEX_META, | 44 kButtonMeta, |
48 BUTTON_INDEX_COUNT | 45 kNumButtons |
49 }; | 46 }; |
50 | 47 |
51 // A Java counterpart will be generated for this enum. | |
52 // GENERATED_JAVA_ENUM_PACKAGE: org.chromium.content.browser.input | |
53 // GENERATED_JAVA_PREFIX_TO_STRIP: AXIS_INDEX_ | |
54 enum CanonicalAxisIndex { | 48 enum CanonicalAxisIndex { |
55 AXIS_INDEX_LEFT_STICK_X, | 49 kAxisLeftStickX, |
56 AXIS_INDEX_LEFT_STICK_Y, | 50 kAxisLeftStickY, |
57 AXIS_INDEX_RIGHT_STICK_X, | 51 kAxisRightStickX, |
58 AXIS_INDEX_RIGHT_STICK_Y, | 52 kAxisRightStickY, |
59 AXIS_INDEX_COUNT | 53 kNumAxes |
60 }; | 54 }; |
61 | 55 |
62 // Matches XInput's trigger deadzone | 56 // Matches XInput's trigger deadzone |
63 const float kDefaultButtonPressedThreshold = 30.f/255.f; | 57 const float kDefaultButtonPressedThreshold = 30.f/255.f; |
64 | 58 |
65 // Common mapping functions | 59 // Common mapping functions |
66 blink::WebGamepadButton AxisToButton(float input); | 60 blink::WebGamepadButton AxisToButton(float input); |
67 blink::WebGamepadButton AxisNegativeAsButton(float input); | 61 blink::WebGamepadButton AxisNegativeAsButton(float input); |
68 blink::WebGamepadButton AxisPositiveAsButton(float input); | 62 blink::WebGamepadButton AxisPositiveAsButton(float input); |
69 blink::WebGamepadButton ButtonFromButtonAndAxis( | 63 blink::WebGamepadButton ButtonFromButtonAndAxis( |
70 blink::WebGamepadButton button, float axis); | 64 blink::WebGamepadButton button, float axis); |
71 blink::WebGamepadButton NullButton(); | 65 blink::WebGamepadButton NullButton(); |
72 void DpadFromAxis(blink::WebGamepad* mapped, float dir); | 66 void DpadFromAxis(blink::WebGamepad* mapped, float dir); |
73 | 67 |
74 } // namespace content | 68 } // namespace content |
75 | 69 |
76 #endif // CONTENT_BROWSER_GAMEPAD_GAMEPAD_STANDARD_MAPPINGS_H_ | 70 #endif // CONTENT_BROWSER_GAMEPAD_GAMEPAD_STANDARD_MAPPINGS_H_ |
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