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