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1 /* | |
2 * Copyright 2016 Google Inc. | |
3 * | |
4 * Use of this source code is governed by a BSD-style license that can be | |
5 * found in the LICENSE file. | |
6 */ | |
7 | |
8 #ifndef InputHandler_DEFINED | |
9 #define InputHandler_DEFINED | |
10 | |
11 #include <string.h> | |
12 | |
13 class InputHandler | |
14 { | |
15 public: | |
16 InputHandler(); | |
17 | |
18 void onKeyDown(unsigned char key); // Handle key down event | |
19 void onKeyUp(unsigned char key); // Handle key up event | |
20 void onMouseDown(unsigned int h, unsigned int v); // Handle mouse down eve
nt | |
21 void onMouseUp(); // Handle mouse up event | |
22 | |
23 bool isKeyDown(unsigned char key) const { | |
24 return fKeys[key]; | |
25 } | |
26 bool isKeyUp(unsigned char key) const { | |
27 return !fKeys[key]; | |
28 } | |
29 bool isKeyPressed(unsigned char key) const { | |
30 return fKeyPressed[key]; | |
31 } | |
32 | |
33 bool isKeyReleased(unsigned char key) const { | |
34 return fKeyReleased[key]; | |
35 } | |
36 | |
37 bool isMouseDown(unsigned int* h, unsigned int* v) const { | |
38 if (fMouseDown) | |
39 { | |
40 *h = fMouseX; | |
41 *v = fMouseY; | |
42 return true; | |
43 } | |
44 return false; | |
45 } | |
46 | |
47 bool isMousePressed(unsigned int* h, unsigned int* v) const { | |
48 if (fMousePressed) | |
49 { | |
50 *h = fMouseX; | |
51 *v = fMouseY; | |
52 return true; | |
53 } | |
54 return false; | |
55 } | |
56 | |
57 bool IsMouseReleased() const { | |
58 return fMouseReleased; | |
59 } | |
60 | |
61 inline void Update() { | |
62 memset(fKeyPressed, 0, sizeof(bool) * 256); | |
63 memset(fKeyReleased, 0, sizeof(bool) * 256); | |
64 fMousePressed = false; | |
65 fMouseReleased = false; | |
66 } | |
67 | |
68 private: | |
69 // assumes ASCII keystrokes only | |
70 bool fKeys[256]; | |
71 bool fKeyPressed[256]; | |
72 bool fKeyReleased[256]; | |
73 | |
74 bool fMouseDown; | |
75 bool fMousePressed; | |
76 bool fMouseReleased; | |
77 unsigned int fMouseX; | |
78 unsigned int fMouseY; | |
79 | |
80 InputHandler(const InputHandler& other); | |
81 InputHandler& operator=(const InputHandler& other); | |
82 }; | |
83 | |
84 #endif | |
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