BlurKeyFrameAnimationBuilder.java

package at.favre.lib.dali.builder.animation;

import android.animation.TimeInterpolator;
import android.view.animation.LinearInterpolator;

import at.favre.lib.dali.builder.BuilderDefaults;
import at.favre.lib.dali.util.BuilderUtil;

/**
 * Created by PatrickF on 02.06.2014.
 */
public class BlurKeyFrameAnimationBuilder {
	private int startDownSample = 2;
	private int endDownSample = 8;
	private int framesCount = 4;
	private int endBlurRadius = BuilderDefaults.BLUR_RADIUS;
	private float endBrightness = 0;
	private long durationOfWholeAnimationMs= 800;
	private TimeInterpolator interpolator = new LinearInterpolator();


	public BlurKeyFrameAnimationBuilder() {
	}

	public BlurKeyFrameAnimationBuilder keyFrames(int framesCount) {
		this.framesCount = framesCount;
		return this;
	}

	public BlurKeyFrameAnimationBuilder startDownSample(int startDownSample) {
		this.startDownSample = startDownSample;
		return this;
	}

	public BlurKeyFrameAnimationBuilder endDownSample(int endDownSample) {
		this.endDownSample = endDownSample;
		return this;
	}

	public BlurKeyFrameAnimationBuilder blurRadius(int blurRadius) {
		BuilderUtil.checkBlurRadiusPrecondition(blurRadius);
		this.endBlurRadius = blurRadius;
		return this;
	}

	public BlurKeyFrameAnimationBuilder brightness(int brightness) {
		this.endBrightness = brightness;
		return this;
	}

	public BlurKeyFrameAnimationBuilder duration(long milliseconds) {
		this.durationOfWholeAnimationMs = milliseconds;
		return this;
	}

	public BlurKeyFrameAnimationBuilder interpolator(TimeInterpolator interpolator) {
		this.interpolator = interpolator;
		return this;
	}

	public BlurKeyFrameManager build() {
		BlurKeyFrameManager man = new BlurKeyFrameManager();

//		int durationPerFrame = (int) ((float) durationOfWholeAnimationMs / (float) framesCount);
//		int radiusDownScalePerFrame = endDownSample -startDownSample *endBlurRadius;
//		int radiusIncrement = (int) ((float) endBlurRadius / (float) keyFrames);
//		int brightnessIncrement = 0;
//		if(endBrightness != 0) {
//			brightnessIncrement = (int) ((float) endBrightness / (float) keyFrames);;
//		}
//		for (int i = 0; i < keyFrames; i++) {
//			man.addKeyFrame(new BlurKeyFrame(inSampleSize,radiusIncrement*(i+1),brightnessIncrement*(i+1),durationPerFrame));
//		}

		return man;
	}

}