2 files changed, 4 insertions, 3 deletions
diff --git a/widget.c b/widget.c
index 5c6cb4b..7380793 100644
--- a/widget.c
+++ b/widget.c
@@ -387,6 +387,7 @@ render_canvas(w_Canvas *canvas) {
 }
 
 void
-w_canvas_draw_circle(w_Canvas canvas, int x, int y, int r, mu_Color color) {
-	r_canvas_draw_circle(canvas.id, x, y, r, color);
+w_canvas_draw_circle(w_Canvas *canvas, int x, int y, int r, mu_Color color) {
+	r_canvas_draw_circle(canvas->id, x, y, r, color);
+	canvas->dirty = 1;
 }
diff --git a/widget.h b/widget.h
index 87ef504..d722541 100644
--- a/widget.h
+++ b/widget.h
@@ -85,4 +85,4 @@ typedef struct {
 int w_init_canvas(w_Canvas *c, const char *bg_img_path);
 void w_free_canvas(w_Canvas *c);
 void w_canvas(mu_Context *ctx, w_Canvas *canvas);
-void w_canvas_draw_circle(w_Canvas canvas, int x, int y, int r, mu_Color color);
+void w_canvas_draw_circle(w_Canvas *canvas, int x, int y, int r, mu_Color color);