diff --git a/src/draw.c b/src/draw.c
index 83194fee6c06f4a43439c12c1a31c5f9669ece57..3f592432c7f1a4677dc7b0e46bc00ea61ced160a 100644
--- a/src/draw.c
+++ b/src/draw.c
@@ -1,60 +1,62 @@
+#include <stdbool.h>
+
 #include "../utils/gfx/gfx.h"
 #include "field.h"
 
 void gfx_draw_line(struct gfx_context_t *ctxt, coordinates_t p0, coordinates_t p1, uint32_t color) {
-    int dx = abs(p1.column - p0.column);
-    int sx = p0.column < p1.column ? 1 : -1;
-    int dy = -abs(p1.row - p0.row);
-    int sy = p0.row < p1.row ? 1 : -1;
-    int error = dx + dy;
-
-    while (true) {
-        gfx_putpixel(ctxt, p0.column, p0.row, color);
-
-        if (p0.column == p1.column && p0.row == p1.row)
-            break;
-
-        int e2 = 2 * error;
-
-        if (e2 >= dy) {
-            if (p0.column == p1.column)
-                break;
-            error = error + dy;
-            p0.column = p0.column + sx;
-        }
-
-        if (e2 <= dx) {
-            if (p0.row == p1.row)
-                break;
-            error = error + dx;
-            p0.row = p0.row + sy;
-        }
-    }
+	int dx = abs(p1.column - p0.column);
+	int sx = p0.column < p1.column ? 1 : -1;
+	int dy = -abs(p1.row - p0.row);
+	int sy = p0.row < p1.row ? 1 : -1;
+	int error = dx + dy;
+
+	while (true) {
+		gfx_putpixel(ctxt, p0.column, p0.row, color);
+
+		if (p0.column == p1.column && p0.row == p1.row)
+			break;
+
+		int e2 = 2 * error;
+
+		if (e2 >= dy) {
+			if (p0.column == p1.column)
+				break;
+			error = error + dy;
+			p0.column = p0.column + sx;
+		}
+
+		if (e2 <= dx) {
+			if (p0.row == p1.row)
+				break;
+			error = error + dx;
+			p0.row = p0.row + sy;
+		}
+	}
 }
 
 void gfx_draw_circle(struct gfx_context_t *ctxt, coordinates c, uint32_t r, uint32_t color) {
-    int x = 0;
-    int y = r;
-    int d = r - 1;
-    while(y >= x){ 
-        gfx_putpixel(ctxt, c.row + x, c.column + y, color);
-        gfx_putpixel(ctxt, c.row + y, c.column + x, color);
-        gfx_putpixel(ctxt, c.row - x, c.column + y, color);
-        gfx_putpixel(ctxt, c.row - y, c.column + x, color);
-        gfx_putpixel(ctxt, c.row + x, c.column - y, color);
-        gfx_putpixel(ctxt, c.row + y, c.column - x, color);
-        gfx_putpixel(ctxt, c.row - x, c.column - y, color);
-        gfx_putpixel(ctxt, c.row - y, c.column - x, color);
-        if(d >= 2*x){ 
-            d = d-2*x-1;
-            x++;
-        }else if(d < 2 * (r-y)){
-            d = d + 2*y-1;
-            y--;	
-        }else {
-            d = d + 2 * (y-x-1);
-            y--;
-            x++;
-        }
-    }
+	int x = 0;
+	int y = r;
+	int d = r - 1;
+	while (y >= x) {
+		gfx_putpixel(ctxt, c.row + x, c.column + y, color);
+		gfx_putpixel(ctxt, c.row + y, c.column + x, color);
+		gfx_putpixel(ctxt, c.row - x, c.column + y, color);
+		gfx_putpixel(ctxt, c.row - y, c.column + x, color);
+		gfx_putpixel(ctxt, c.row + x, c.column - y, color);
+		gfx_putpixel(ctxt, c.row + y, c.column - x, color);
+		gfx_putpixel(ctxt, c.row - x, c.column - y, color);
+		gfx_putpixel(ctxt, c.row - y, c.column - x, color);
+		if (d >= 2 * x) {
+			d = d - 2 * x - 1;
+			x++;
+		} else if (d < 2 * (r - y)) {
+			d = d + 2 * y - 1;
+			y--;
+		} else {
+			d = d + 2 * (y - x - 1);
+			y--;
+			x++;
+		}
+	}
 }