<script type="text/paperscript" canvas="myCanvas"> var circle = new Path.Circle(new Point(100,70),50); circle.strokeColor = "black"; circle.selected = true; //左 circle.removeSegment(0); //上 //circle.removeSegment(1); //右 //circle.removeSegment(2); //下 //circle.removeSegment(3); //全部消す //circle.remove(); </script> <canvas id="myCanvas" resize></canvas>