#include "../src/draw.h"

int main() {
	draw_debug = true;
	draw_window *window; int32_t w = 800, h = 600;
	if (draw_window_init(&window, w, h, "Draw", 0) == -1) { return -1; }

	bool left = false, right = false;
	uint32_t colour = 0xffff0000;

	draw_buffer *buf = draw_buffer_init(w, h);
	draw_buffer_clear(buf, 0xff000000);

	for (draw_event e; (e = draw_window_event(window)).kind != DRAW_EVENT_EXIT;) switch (e.kind) {
	case DRAW_EVENT_KEY:    {
		if (e.key.code == DRAW_KEY_1) { colour = 0xffff0000; }
		if (e.key.code == DRAW_KEY_2) { colour = 0xff00ff00; }
		if (e.key.code == DRAW_KEY_3) { colour = 0xff0000ff; }
	} break;
	case DRAW_EVENT_MOUSE:  {
		if (e.mouse.button == DRAW_MOUSE_LEFT) {
			if (e.mouse.direction == DRAW_PRESS) { left = true; }
			if (e.mouse.direction == DRAW_RELEASE) { left = false; }
		}
		else if (e.mouse.button == DRAW_MOUSE_RIGHT) {
			if (e.mouse.direction == DRAW_PRESS) { right = true; }
			if (e.mouse.direction == DRAW_RELEASE) { right = false; }
		}

		if (left) { draw_buffer_circle(buf, (point){e.mouse.x, e.mouse.y}, 6, colour, true); }
		if (right) { draw_buffer_circle(buf, (point){e.mouse.x, e.mouse.y}, 6, 0xff000000, true); }
		if (left || right) { goto redraw; }
	} break;
	case DRAW_EVENT_PAINT: redraw: {
		draw_window_draw(window, (point){0, 0}, buf, buf->bounds);
	} break;
	case DRAW_EVENT_RESIZE: {
		w = e.resize.w; h = e.resize.h;

		draw_buffer *old = buf;
		buf = draw_buffer_init(w, h);
		draw_buffer_clear(buf, 0xff000000);
		draw_buffer_copy(buf, old, (point){0, 0}, old->bounds);
		draw_buffer_free(&old);
	} break;
	default: { /* ignore */ } break;
	}

quit:
	draw_window_free(&window); return 0;
}