mirror of
https://github.com/photonstorm/phaser
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33 lines
1.1 KiB
JavaScript
33 lines
1.1 KiB
JavaScript
/**
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* @author Richard Davey <rich@photonstorm.com>
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* @copyright 2020 Photon Storm Ltd.
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* @license {@link https://opensource.org/licenses/MIT|MIT License}
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*/
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// Scales the width and height of this Rectangle by the given amounts.
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/**
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* Scales the width and height of this Rectangle by the given amounts.
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*
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* @function Phaser.Geom.Rectangle.Scale
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* @since 3.0.0
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*
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* @generic {Phaser.Geom.Rectangle} O - [rect,$return]
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*
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* @param {Phaser.Geom.Rectangle} rect - The `Rectangle` object that will be scaled by the specified amount(s).
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* @param {number} x - The factor by which to scale the rectangle horizontally.
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* @param {number} y - The amount by which to scale the rectangle vertically. If this is not specified, the rectangle will be scaled by the factor `x` in both directions.
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*
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* @return {Phaser.Geom.Rectangle} The rectangle object with updated `width` and `height` properties as calculated from the scaling factor(s).
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*/
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var Scale = function (rect, x, y)
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{
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if (y === undefined) { y = x; }
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rect.width *= x;
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rect.height *= y;
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return rect;
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};
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module.exports = Scale;
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