ほげほげ

drawikr7.js

drawikr7 = function(x, y, size,flag){
  // hook draw function
  if(Math.round(x)==0 && flag==null) {
    var n = 1;
    (function animate(){
      ctx.save();
      for(var r=0; r<360; r++){
        var x = Math.cos(r*3.14/180 * n) * r/2 + w/2;
        var y = Math.sin(r*3.14/180 * n) * r/2 + h/2;
        drawikr7(x,y,size,true);
      }
      ctx.restore();
      n+=0.1;
      requestAnimationFrame(animate);
    })();
    //------
  } else { // default draw
  	var ikr7 = new Image();
  	ikr7.src = './ikr7.png';
  	ikr7.addEventListener('load', function(){
  		ctx.drawImage(ikr7, x - size / 2, y - size / 2, size, size);
  	}, false);
  }
};