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Added getTopLeft, getTopRight, getBottomLeft and getBottomRight to GetBounds component

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This commit is contained in:
Richard Davey 2017-11-01 23:56:36 +00:00
parent f70e3430ee
commit 6bfe450a4f
1 changed files with 74 additions and 2 deletions
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76
v3/src/gameobjects/components/GetBounds.js
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@ -1,13 +1,84 @@
var Rectangle = require('../../geom/rectangle/Rectangle');
var RotateAround = require('../../math/RotateAround');
var Vector2 = require('../../math/Vector2');
var GetBounds = {
getTopLeft: function (output)
{
if (output === undefined) { output = new Vector2(); }
output.x = this.x - (this.displayWidth * this.originX);
output.y = this.y - (this.displayHeight * this.originY);
if (this.rotation !== 0)
{
RotateAround(output, this.x, this.y, this.rotation);
}
return output;
},
getTopRight: function (output)
{
if (output === undefined) { output = new Vector2(); }
output.x = (this.x - (this.displayWidth * this.originX)) + this.displayWidth;
output.y = this.y - (this.displayHeight * this.originY);
if (this.rotation !== 0)
{
RotateAround(output, this.x, this.y, this.rotation);
}
return output;
},
getBottomLeft: function (output)
{
if (output === undefined) { output = new Vector2(); }
output.x = this.x - (this.displayWidth * this.originX);
output.y = (this.y - (this.displayHeight * this.originY)) + this.displayHeight;
if (this.rotation !== 0)
{
RotateAround(output, this.x, this.y, this.rotation);
}
return output;
},
getBottomRight: function (output)
{
if (output === undefined) { output = new Vector2(); }
output.x = (this.x - (this.displayWidth * this.originX)) + this.displayWidth;
output.y = (this.y - (this.displayHeight * this.originY)) + this.displayHeight;
if (this.rotation !== 0)
{
RotateAround(output, this.x, this.y, this.rotation);
}
return output;
},
getBounds: function (output)
{
if (output === undefined) { output = new Rectangle(); }
var x = this.x - this.displayOriginX;
var y = this.y - this.displayOriginY;
var tmp = new Vector2();
this.getTopLeft(tmp);
var topRight = this.getTopRight();
var bottomLeft = this.getBottomLeft();
var bottomRight = this.getBottomRight();
/*
var x = this.x;
var y = this.y;
var w = this.displayWidth;
var h = this.displayHeight;
@ -61,6 +132,7 @@ var GetBounds = {
output.y = yMin;
output.width = xMax - xMin;
output.height = yMax - yMin;
*/
return output;
}