+ // ref) http://d.hatena.ne.jp/yoya/20120313/canvas
+ if (pathStarted) {
+ rca.push("ctx.moveTo("+(edges[0]-minX)*factor+","+(edges[1]-minY)*factor+");");
+ } else {
+ rca.push("ctx.beginPath("+(edges[0]-minX)*factor+","+(edges[1]-minY)*factor+");");
+ pathStarted = true;
+ }