// JavaScript Document
var monObj=function(){
?? ??? ?this.x;
?? ??? ?this.y;
?? ??? ?this.angle;
?? ??? ?this.bigEye=new Image();
?? ??? ?this.bigBody=new Image();
?? ??? ?this.bigTail=new Image();
?? ?}
monObj.prototype.init=function(){
?? ??? ?this.x=canWidth*0.5;
?? ??? ?this.y=canHeight*0.5;
?? ??? ?this.angle=0;
?? ??? ?this.bigEye.src="./image/bigEye0.png";
?? ??? ?this.bigBody.src="./image/bigSwim0.png";
?? ??? ?this.bigTail.src="./image/bigTail0.png";
?? ?}
monObj.prototype.draw=function(){
?? ?//lerp x,y
?? ??? ?this.x=lerpDistance(mx,this.x,0.98);
?? ??? ?this.y=lerpDistance(my,this.y,0.98);
?? ??? ?//angle
??????? var deltaY=my-this.y;
?? ??? ?var deltaX=mx-this.x;
?? ??? ?var beta=Math.atan2(deltaY,deltaX);
?? ??? ?//lerp angle鼠標(biāo)角度
?? ??? ?this.angle=lerpAngle(beta,this.angle,0.6);
?? ??? ??? ??? ?
?? ??? ?ctx1.save();
?? ??? ?ctx1.translate(this.x,this.y);
?? ??? ?ctx1.rotate(this.angle);//旋轉(zhuǎn)畫(huà)布
?? ??? ?ctx1.drawImage(this.bigEye,-this.bigEye.width*0.5,-this.bigEye.height*0.5);
?? ??? ?ctx1.drawImage(this.bigBody,-this.bigBody.width*0.5,-this.bigBody.height*0.5);
?? ??? ?ctx1.drawImage(this.bigTail,-this.bigTail*0.5+30,-this.bigTail.height*0.5);
?? ??? ?ctx1.restore();
?? ?}