v4/ics/android/support/v4/widget/EdgeEffectCompatIcs.java

/*
 * Copyright (C) 2011 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package android.support.v4.widget;

import android.content.Context;
import android.graphics.Canvas;
import android.widget.EdgeEffect;

/**
 * Stub implementation that contains a real EdgeEffect on ICS.
 *
 * This class is an implementation detail for EdgeEffectCompat
 * and should not be used directly.
 */
class EdgeEffectCompatIcs {
    public static Object newEdgeEffect(Context context) {
        return new EdgeEffect(context);
    }

    public static void setSize(Object edgeEffect, int width, int height) {
        ((EdgeEffect) edgeEffect).setSize(width, height);
    }

    public static boolean isFinished(Object edgeEffect) {
        return ((EdgeEffect) edgeEffect).isFinished();
    }

    public static void finish(Object edgeEffect) {
        ((EdgeEffect) edgeEffect).finish();
    }

    public static boolean onPull(Object edgeEffect, float deltaDistance) {
        ((EdgeEffect) edgeEffect).onPull(deltaDistance);
        return true;
    }

    public static boolean onRelease(Object edgeEffect) {
        EdgeEffect eff = (EdgeEffect) edgeEffect;
        eff.onRelease();
        return eff.isFinished();
    }

    public static boolean onAbsorb(Object edgeEffect, int velocity) {
        ((EdgeEffect) edgeEffect).onAbsorb(velocity);
        return true;
    }

    public static boolean draw(Object edgeEffect, Canvas canvas) {
        return ((EdgeEffect) edgeEffect).draw(canvas);
    }
}