var new_pw = old_pw - (this.canvasEl.width - old_canvas_width) / 2;
var new_ph = old_ph - (this.canvasEl.height - old_canvas_height) / 2;
+
+ console.log("old canvas width: " + old_canvs_width);
+ console.log("old canvas height: " + old_canvas_height);
+ console.log("new canvas width: " + this.canvasEl.width);
+ console.log("new canvas height: " + this.canvasEl.height);
+
+
this.previewEl.setLeft(new_pw);
this.previewEl.setTop(new_ph);
}