Colony

#include "draw_funcs.h"

#include <stdio.h>

#include <math.h>

void draw_robot(GdkDrawable* drawable, GdkGC* gc, int x, int y, int angle) 

{

        if (!drawable || !gc)

                return;

        double ang_rad = angle * PI / 180;

        int x_c = x - ROBOT_DIAMETER / 2;

        int y_c = y - ROBOT_DIAMETER / 2;

        gdk_draw_arc(drawable, gc, FALSE, x_c, y_c, 

                  ROBOT_DIAMETER, ROBOT_DIAMETER, 0, FULL_CIR);

        gdk_draw_line(drawable, gc, x, y, 

                x + (ROBOT_DIAMETER - 10) * cos(ang_rad),

                y - (ROBOT_DIAMETER - 10) * sin(ang_rad));

}