gfx_draw_rect

void gfx_draw_rect(gfx_t *gfx,color_t color,long x,long y,long width,long height);

use

gfx_draw_rect draw a rectangle in the backbuffer of the gfx_t context gfx of color color at x;y of width width and height height.

note

In the future the coordinate might become unsigned.