use types::c;

export const MOUSE_BUTTON_LEFT = 0;
export const MOUSE_BUTTON_RIGHT = 1;
export const FLAG_WINDOW_RESIZABLE: uint = 4;

export const KEY_N = 78;

export type color = struct {
	r: u8,
	g: u8,
	b: u8,
	a: u8
};

export type vector2 = struct {
	x: f32,
	y: f32
};

export @symbol("WindowShouldClose") fn window_should_close() bool;
export @symbol("BeginDrawing") fn begin_drawing() void;
export @symbol("EndDrawing") fn end_drawing() void;
export @symbol("ClearBackground") fn clear_background(color) void;
export @symbol("DrawRectangleV") fn draw_rectangle_v(vector2, vector2, color) void;
export @symbol("IsMouseButtonPressed") fn is_mouse_button_pressed(int) bool;
export @symbol("GetMousePosition") fn get_mouse_position() vector2;
export @symbol("GetScreenHeight") fn get_screen_height() int;
export @symbol("GetScreenWidth") fn get_screen_width() int;
export @symbol("SetConfigFlags") fn set_config_flags(uint) void;
export @symbol("IsKeyPressed") fn is_key_pressed(int) bool;

@symbol("InitWindow") fn InitWindow(int, int, *c::char) void;
export fn init_window(width: int, height: int, title: str) void = {
	let c_title = c::fromstr(title)!;
	defer free(c_title);
	InitWindow(width, height, c_title);
};

@symbol("DrawText") fn DrawText(*c::char, int, int, int, color) void;
export fn draw_text(text: str, x: int, y: int, sz: int, c: color) void = {
	let c_str = c::fromstr(text)!;
	defer free(c_str);
	DrawText(c_str, x, y, sz, c);
};

@symbol("MeasureText") fn MeasureText(*c::char, int) int;
export fn measure_text(text: str, sz: int) int = {
	let c_str = c::fromstr(text)!;
	defer free(c_str);
	return MeasureText(c_str, sz);
};