package de.lessvoid.nifty.effects.impl;
import de.lessvoid.nifty.Nifty;
import de.lessvoid.nifty.effects.EffectImpl;
import de.lessvoid.nifty.effects.EffectProperties;
import de.lessvoid.nifty.effects.Falloff;
import de.lessvoid.nifty.elements.Element;
import de.lessvoid.nifty.render.NiftyRenderEngine;
import de.lessvoid.nifty.tools.Color;
/**
* TextColor Effect.
* @author void
*/
public class TextColorAnimated implements EffectImpl {
private Color currentColor = new Color("#000f");
private Color tempColor = new Color("#000f");
private Color startColor;
private Color endColor;
public void activate(final Nifty nifty, final Element element, final EffectProperties parameter) {
startColor = new Color(parameter.getProperty("startColor", "#0000"));
endColor = new Color(parameter.getProperty("endColor", "#ffff"));
}
public void execute(
final Element element,
final float normalizedTime,
final Falloff falloff,
final NiftyRenderEngine r) {
currentColor.linear(startColor, endColor, normalizedTime);
if (falloff == null) {
setColor(r, currentColor);
} else {
tempColor.mutiply(currentColor, falloff.getFalloffValue());
setColor(r, tempColor);
}
}
private void setColor(final NiftyRenderEngine r, final Color color) {
if (r.isColorAlphaChanged()) {
r.setColorIgnoreAlpha(color);
} else {
r.setColor(color);
}
}
public void deactivate() {
}
}