#include "bar.h"
#include <gint/display.h>

extern bopti_image_t *vimg_bar3;

void
bar_draw(struct Bar bar)
{
	const int height = bar.fill * (float)bar.height;
	const int low_y = bar.y + bar.height;
	const int high_y = bar.y - bar.limit_height + bar.height - height;
	int i;

	/* borders */
	drect(bar.x, bar.y - bar.limit_height, bar.x + BAR_WIDTH - 1,
	      low_y + bar.limit_height - 1, C_BLACK);
	/* draw lower limit */
	dsubimage(bar.x, low_y, vimg_bar3, 0, bar.limit_height + 1,
	          vimg_bar3->width, bar.limit_height, DIMAGE_NOCLIP);
	/* draw higher limit */
	dsubimage(bar.x, high_y, vimg_bar3, 0, 0, vimg_bar3->width,
	          bar.limit_height, DIMAGE_NOCLIP);
	/* draw fill */
	for (i = high_y + bar.limit_height; i < low_y; i += 1)
		dsubimage(bar.x, i, vimg_bar3, 0, bar.limit_height,
		          vimg_bar3->width, 1, DIMAGE_NOCLIP);
	/* draw icons */
	dsubimage(bar.x, BAR_ICON_Y, &bimg_icons, BAR_ICON_WIDTH * bar.id, 0,
	          BAR_ICON_WIDTH, BAR_ICON_HEIGHT, DIMAGE_NOCLIP);
}