package aurelienribon.tweenengine;
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import aurelienribon.tweenengine.equations.Back;
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import aurelienribon.tweenengine.equations.Bounce;
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import aurelienribon.tweenengine.equations.Circ;
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import aurelienribon.tweenengine.equations.Cubic;
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import aurelienribon.tweenengine.equations.Elastic;
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import aurelienribon.tweenengine.equations.Expo;
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import aurelienribon.tweenengine.equations.Linear;
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import aurelienribon.tweenengine.equations.Quad;
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import aurelienribon.tweenengine.equations.Quart;
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import aurelienribon.tweenengine.equations.Quint;
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import aurelienribon.tweenengine.equations.Sine;
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/**
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* Collection of miscellaneous utilities.
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*
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* @author Aurelien Ribon | http://www.aurelienribon.com/
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*/
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public class TweenUtils {
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private static TweenEquation[] easings;
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/**
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* Takes an easing name and gives you the corresponding TweenEquation.
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* You probably won't need this, but tools will love that.
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*
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* @param easingName The name of an easing, like "Quad.INOUT".
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* @return The parsed equation, or null if there is no match.
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*/
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public static TweenEquation parseEasing(String easingName) {
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if (easings == null) {
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easings = new TweenEquation[] {Linear.INOUT,
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Quad.IN, Quad.OUT, Quad.INOUT,
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Cubic.IN, Cubic.OUT, Cubic.INOUT,
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Quart.IN, Quart.OUT, Quart.INOUT,
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Quint.IN, Quint.OUT, Quint.INOUT,
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Circ.IN, Circ.OUT, Circ.INOUT,
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Sine.IN, Sine.OUT, Sine.INOUT,
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Expo.IN, Expo.OUT, Expo.INOUT,
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Back.IN, Back.OUT, Back.INOUT,
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Bounce.IN, Bounce.OUT, Bounce.INOUT,
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Elastic.IN, Elastic.OUT, Elastic.INOUT
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};
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}
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for (int i=0; i<easings.length; i++) {
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if (easingName.equals(easings[i].toString()))
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return easings[i];
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}
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return null;
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}
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}
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