add keyboard input

1 files changed, 180 insertions, 0 deletions

diff --git a/include/input.h b/include/input.h
new file mode 100644
index 0000000..6482f1f
--- /dev/null
+++ b/include/input.h
@@ -0,0 +1,180 @@
+#ifndef HONEY_INPUT_H
+#define HONEY_INPUT_H
+
+/** @file input.h
+ *
+ * @brief Wrap GLFW input functions for honey.
+ */
+
+#include "common.h"
+
+#define HONEY_KEY_UNKNOWN 0
+#define HONEY_KEY_SPACE 1
+#define HONEY_KEY_APOSTROPHE 2
+#define HONEY_KEY_COMMA 3
+#define HONEY_KEY_MINUS 4
+#define HONEY_KEY_PERIOD 5
+#define HONEY_KEY_SLASH 6
+#define HONEY_KEY_0 7
+#define HONEY_KEY_1 8
+#define HONEY_KEY_2 9
+#define HONEY_KEY_3 10
+#define HONEY_KEY_4 11
+#define HONEY_KEY_5 12
+#define HONEY_KEY_6 13
+#define HONEY_KEY_7 14
+#define HONEY_KEY_8 15
+#define HONEY_KEY_9 16
+#define HONEY_KEY_SEMICOLON 17
+#define HONEY_KEY_EQUAL 18
+#define HONEY_KEY_A 19
+#define HONEY_KEY_B 20
+#define HONEY_KEY_C 21
+#define HONEY_KEY_D 22
+#define HONEY_KEY_E 23
+#define HONEY_KEY_F 24
+#define HONEY_KEY_G 25
+#define HONEY_KEY_H 26
+#define HONEY_KEY_I 27
+#define HONEY_KEY_J 28
+#define HONEY_KEY_K 29
+#define HONEY_KEY_L 30
+#define HONEY_KEY_M 31
+#define HONEY_KEY_N 32
+#define HONEY_KEY_O 33
+#define HONEY_KEY_P 34
+#define HONEY_KEY_Q 35
+#define HONEY_KEY_R 36
+#define HONEY_KEY_S 37
+#define HONEY_KEY_T 38
+#define HONEY_KEY_U 39
+#define HONEY_KEY_V 40
+#define HONEY_KEY_W 41
+#define HONEY_KEY_X 42
+#define HONEY_KEY_Y 43
+#define HONEY_KEY_Z 44
+#define HONEY_KEY_LEFT_BRACKET 45
+#define HONEY_KEY_BACKSLASH 46
+#define HONEY_KEY_RIGHT_BRACKET 47
+#define HONEY_KEY_GRAVE_ACCENT 48
+#define HONEY_KEY_WORLD_1 49
+#define HONEY_KEY_WORLD_2 50
+#define HONEY_KEY_ESCAPE 51
+#define HONEY_KEY_ENTER 52
+#define HONEY_KEY_TAB 53
+#define HONEY_KEY_BACKSPACE 54
+#define HONEY_KEY_INSERT 55
+#define HONEY_KEY_DELETE 56
+#define HONEY_KEY_RIGHT 57
+#define HONEY_KEY_LEFT 58
+#define HONEY_KEY_DOWN 59
+#define HONEY_KEY_UP 60
+#define HONEY_KEY_PAGE_UP 61
+#define HONEY_KEY_PAGE_DOWN 62
+#define HONEY_KEY_HOME 63
+#define HONEY_KEY_END 64
+#define HONEY_KEY_CAPS_LOCK 65
+#define HONEY_KEY_SCROLL_LOCK 66
+#define HONEY_KEY_NUM_LOCK 67
+#define HONEY_KEY_PRINT_SCREEN 68
+#define HONEY_KEY_PAUSE 69
+#define HONEY_KEY_F1 70
+#define HONEY_KEY_F2 71
+#define HONEY_KEY_F3 72
+#define HONEY_KEY_F4 73
+#define HONEY_KEY_F5 74
+#define HONEY_KEY_F6 75
+#define HONEY_KEY_F7 76
+#define HONEY_KEY_F8 77
+#define HONEY_KEY_F9 78
+#define HONEY_KEY_F10 79
+#define HONEY_KEY_F11 80
+#define HONEY_KEY_F12 81
+#define HONEY_KEY_F13 82
+#define HONEY_KEY_F14 83
+#define HONEY_KEY_F15 84
+#define HONEY_KEY_F16 85
+#define HONEY_KEY_F17 86
+#define HONEY_KEY_F18 87
+#define HONEY_KEY_F19 88
+#define HONEY_KEY_F20 89
+#define HONEY_KEY_F21 90
+#define HONEY_KEY_F22 91
+#define HONEY_KEY_F23 92
+#define HONEY_KEY_F24 93
+#define HONEY_KEY_F25 94
+#define HONEY_KEY_KP_0 95
+#define HONEY_KEY_KP_1 96
+#define HONEY_KEY_KP_2 97
+#define HONEY_KEY_KP_3 98
+#define HONEY_KEY_KP_4 99
+#define HONEY_KEY_KP_5 100
+#define HONEY_KEY_KP_6 101
+#define HONEY_KEY_KP_7 102
+#define HONEY_KEY_KP_8 103
+#define HONEY_KEY_KP_9 104
+#define HONEY_KEY_KP_DECIMAL 105
+#define HONEY_KEY_KP_DIVIDE 106
+#define HONEY_KEY_KP_MULTIPLY 107
+#define HONEY_KEY_KP_SUBTRACT 108
+#define HONEY_KEY_KP_ADD 109
+#define HONEY_KEY_KP_ENTER 110
+#define HONEY_KEY_KP_EQUAL 111
+#define HONEY_KEY_LEFT_SHIFT 112
+#define HONEY_KEY_LEFT_CONTROL 113
+#define HONEY_KEY_LEFT_ALT 114
+#define HONEY_KEY_LEFT_SUPER 115
+#define HONEY_KEY_RIGHT_SHIFT 116
+#define HONEY_KEY_RIGHT_CONTROL 117
+#define HONEY_KEY_RIGHT_ALT 118
+#define HONEY_KEY_RIGHT_SUPER 119
+#define HONEY_KEY_MENU 120
+
+#define HONEY_N_KEYS 121
+
+#define HONEY_PRESS_KEY GLFW_PRESS
+#define HONEY_RELEASE_KEY GLFW_RELEASE
+
+unsigned int honey_key_states[HONEY_N_KEYS];
+static void (*honey_key_callbacks[HONEY_N_KEYS])(void*, int);
+static void* honey_key_callbacks_data[HONEY_N_KEYS];
+static void (*honey_keyboard_callback)(honey_window window, int key, int scancode, int action, int mods);
+
+/** @brief Initializes Honey's internal keyboard states.
+ * 
+ * This function is called by honey_setup, so you shouldn't need
+ * to manually call it in most cases.
+ */
+void honey_setup_keyboard();
+
+/** @brief Check if a key is down.
+ *
+ * @param[in] key The key to query.
+ * 
+ * @return TRUE if the key is presently held down; FALSE if it is not, or if the keycode was out of bounds.
+ */
+bool honey_key_down(int key);
+
+/** @brief Bind a callback to a key.
+ *
+ * The callback must have signature (void*, int), where the first argument is supplied by the 
+ * void* supplied with this function, and the int is one of HONEY_KEY_PRESS or HONEY_KEY_RELEASE,
+ * depending on the action that triggered the callback.
+ *
+ * @param[in] key The key to bind the callback to.
+ * @param[in] callback The callback function to bind.
+ * @param[in] data Data to pass to the callback function upon triggering.
+ */
+void honey_key_bind(int key, void (*callback)(void*, int), void* data);
+
+/** @brief Unbind a key callback.
+ *
+ * THIS FUNCTION DOES NOT FREE MEMORY! If you allocated any, be sure to free it yourself!
+ *
+ * @param[in] key The key to unbind a callback from.
+ */
+void honey_key_unbind(int key);
+
+void default_honey_keyboard_callback(honey_window window, int key, int scancode, int action, int mods);
+
+#endif