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减少代码量

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This commit is contained in:
郑浩乐 2016-01-06 23:40:30 +08:00
parent 523ee87ffa
commit dbd2649b91
1 changed files with 8 additions and 36 deletions
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44
index.js
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@ -231,46 +231,18 @@
var coord = this.coord;
if(!coord.offset){
if(typeof this.control.orientation!='undefined'){
var x = coord.x+_COS[this.control.orientation];
var y = coord.y+_SIN[this.control.orientation];
if(!map.get(x,y)){
if(!map.get(coord.x+_COS[this.control.orientation],coord.y+_SIN[this.control.orientation])){
this.orientation = this.control.orientation;
}
}
this.control = {};
switch(this.orientation){
case 0:
var value = map.get(coord.x+1,coord.y);
if(value==0){
this.x+=this.speed;
}else if(value<0){
this.x -= map.size*(map.x_length-1);
}
break;
case 1:
var value = map.get(coord.x,coord.y+1);
if(value==0){
this.y+=this.speed;
}else if(value<0){
this.y -= map.size*(map.y_length-1);
}
break;
case 2:
var value = map.get(coord.x-1,coord.y);
if(value==0){
this.x-=this.speed;
}else if(value<0){
this.x += map.size*(map.x_length-1);
}
break;
case 3:
var value = map.get(coord.x,coord.y-1);
if(value==0){
this.y-=this.speed;
}else if(value<0){
this.y += map.size*(map.y_length-1);
}
break;
var value = map.get(coord.x+_COS[this.orientation],coord.y+_SIN[this.orientation]);
if(value==0){
this.x += this.speed*_COS[this.orientation];
this.y += this.speed*_SIN[this.orientation];
}else if(value<0){
this.x -= map.size*(map.x_length-1)*_SIN[this.orientation];
this.y -= map.size*(map.y_length-1)*_COS[this.orientation];
}
}else{
this.x += this.speed*_COS[this.orientation];