ScaleGestureDetectorCompat.java

package net.photonmed.imagescrubber.app.utils;

import android.annotation.TargetApi;
import android.os.Build;
import android.view.ScaleGestureDetector;

/**
 * A utility class for using {@link android.view.ScaleGestureDetector} in a backward-compatible
 * fashion.
 */
public class ScaleGestureDetectorCompat {
    /**
     * Disallow instantiation.
     */
    private ScaleGestureDetectorCompat() {
    }

    /**
     * @see android.view.ScaleGestureDetector#getCurrentSpanX()
     */
    @TargetApi(Build.VERSION_CODES.HONEYCOMB)
    public static float getCurrentSpanX(ScaleGestureDetector scaleGestureDetector) {
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
            return scaleGestureDetector.getCurrentSpanX();
        } else {
            return scaleGestureDetector.getCurrentSpan();
        }
    }

    /**
     * @see android.view.ScaleGestureDetector#getCurrentSpanY()
     */
    @TargetApi(Build.VERSION_CODES.HONEYCOMB)
    public static float getCurrentSpanY(ScaleGestureDetector scaleGestureDetector) {
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
            return scaleGestureDetector.getCurrentSpanY();
        } else {
            return scaleGestureDetector.getCurrentSpan();
        }
    }
}