25 lines
416 B
JavaScript
25 lines
416 B
JavaScript
function Pos(x,y)
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{
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this.x = x;
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this.y = y;
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this.toString = function()
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{
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return x+","+y;
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}
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this.sub = function(pos2)
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{
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return new Pos(this.x - pos2.x,this.y - pos2.y)
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}
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this.add = function(pos2)
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{
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return new Pos(this.x + pos2.x,this.y + pos2.y)
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}
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this.is_equal = function(pos2)
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{
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return Math.abs(pos2.x) == Math.abs(this.x) && Math.abs(pos2.y) == Math.abs(this.y);
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}
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} |