25 lines
606 B
JavaScript
25 lines
606 B
JavaScript
function Position(position_str = "0,0",y = null)
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{
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this.position_str = position_str;
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this.x = y ? position_str : parseFloat(this.position_str.split(",")[0]);
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this.y = y ? y : parseFloat(this.position_str.split(",")[1]);
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this.update = function(x,y)
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{
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this.x = x;
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this.y = y;
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}
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this.is_equal = function(target)
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{
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if(target.x == this.x && target.y == this.y){ return true; }
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return null;
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}
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this.distance_to = function(target)
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{
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if(!target){ return 0; }
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return Math.sqrt( (this.x-target.x)*(this.x-target.x) + (this.y-target.y)*(this.y-target.y) );
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}
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} |