com.fxexperience.javafx.animation.CachedTimelineTransition Maven / Gradle / Ivy
package com.fxexperience.javafx.animation;
import javafx.animation.Interpolator;
import javafx.animation.Timeline;
import javafx.animation.Transition;
import javafx.beans.value.ChangeListener;
import javafx.beans.value.ObservableValue;
import javafx.scene.CacheHint;
import javafx.scene.Node;
import javafx.util.Duration;
/**
* A Transition that uses a Timeline internally and turns SPEED caching on for
* the animated node during the animation.
*
* @author Jasper Potts
*/
public class CachedTimelineTransition extends Transition {
protected static final Interpolator WEB_EASE = Interpolator.SPLINE(0.25, 0.1, 0.25, 1);
protected final Node node;
protected Timeline timeline;
private boolean oldCache = false;
private CacheHint oldCacheHint = CacheHint.DEFAULT;
private final boolean useCache;
/**
* Create new CachedTimelineTransition
*
* @param node The node that is being animated by the timeline
* @param timeline The timeline for the animation, it should be from 0 to 1 seconds
*/
public CachedTimelineTransition(final Node node, final Timeline timeline) {
this(node, timeline, true);
}
/**
* Create new CachedTimelineTransition
*
* @param node The node that is being animated by the timeline
* @param timeline The timeline for the animation, it should be from 0 to 1 seconds
* @param useCache When true the node is cached as image during the animation
*/
public CachedTimelineTransition(final Node node, final Timeline timeline, final boolean useCache) {
this.node = node;
this.timeline = timeline;
this.useCache = useCache;
statusProperty().addListener(new ChangeListener() {
@Override public void changed(ObservableValue ov, Status t, Status newStatus) {
switch(newStatus) {
case RUNNING:
starting();
break;
default:
stopping();
break;
}
}
});
}
/**
* Called when the animation is starting
*/
protected void starting() {
if (useCache) {
oldCache = node.isCache();
oldCacheHint = node.getCacheHint();
node.setCache(true);
node.setCacheHint(CacheHint.SPEED);
}
}
/**
* Called when the animation is stopping
*/
protected void stopping() {
if (useCache) {
node.setCache(oldCache);
node.setCacheHint(oldCacheHint);
}
}
@Override protected void interpolate(double d) {
timeline.playFrom(Duration.seconds(d));
timeline.stop();
}
}