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#ifndef app_hpp
#define app_hpp
#define app_memory_size (1024 * 1024 * 32)
#include <new>
#include <stdint.h>
struct Arena;
#define key_xmacro() \
x(key_unknown) \
x(key_A) \
x(key_B) \
x(key_C) \
x(key_D) \
x(key_E) \
x(key_F) \
x(key_G) \
x(key_H) \
x(key_I) \
x(key_J) \
x(key_K) \
x(key_L) \
x(key_M) \
x(key_N) \
x(key_O) \
x(key_P) \
x(key_Q) \
x(key_R) \
x(key_S) \
x(key_T) \
x(key_U) \
x(key_V) \
x(key_W) \
x(key_X) \
x(key_Y) \
x(key_Z) \
x(key_f1) \
x(key_f2) \
x(key_f3) \
x(key_f4) \
x(key_f5) \
x(key_f6) \
x(key_f7) \
x(key_f8) \
x(key_f9) \
x(key_f10) \
x(key_f11) \
x(key_f12) \
x(key_down) \
x(key_left) \
x(key_right) \
x(key_up) \
x(key_escape) \
x(key_return) \
x(key_backspace) \
x(key_tab) \
x(key_delete) \
x(key_home) \
x(key_end) \
x(key_page_up) \
x(key_page_down) \
x(key_insert) \
x(key_shift) \
x(key_control) \
x(key_super) \
x(key_alt) \
x(key_space) \
x(key_period) \
x(key_0) \
x(key_1) \
x(key_2) \
x(key_3) \
x(key_4) \
x(key_5) \
x(key_6) \
x(key_7) \
x(key_8) \
x(key_9) \
enum Key {
#define x(name) name,
key_xmacro()
#undef x
key_count
};
enum Mbtn {
mbtn_left,
mbtn_middle,
mbtn_right,
mbtn_count
};
enum Key_State {
key_state_pressed = 1 << 0,
key_state_just_pressed = 1 << 1,
key_state_just_released = 1 << 2
};
struct App_Internal;
struct App {
Arena* arena;
float dt;
int running, w, h;
int mx, my;
int scrollx, scrolly;
unsigned char key_states[key_count];
unsigned char mbtn_states[mbtn_count];
uint64_t begin_t, end_t;
App_Internal* internal;
void init(const char* name, Arena* a);
void destroy();
void begin();
void end();
Key_State ks(Key k) const;
Key_State ms(Mbtn k) const;
bool kp(Key k) const;
bool kjp(Key k) const;
bool kjr(Key k) const;
bool mp(Mbtn k) const;
bool mjp(Mbtn k) const;
bool mjr(Mbtn k) const;
void get_vk_exts(const char** exts, int& count);
virtual void on_init() = 0;
virtual void on_update() = 0;
virtual void on_destroy() = 0;
virtual void on_resize() = 0;
};
#endif
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