graphics/java/com/android/internal/graphics/NativeUtils.java

/*
 * Copyright (C) 2008 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 com.android.internal.graphics;

import android.graphics.Canvas;
import android.graphics.Rect;

public final class NativeUtils {
    /**
     * This class is uninstantiable.
     */
    private NativeUtils() {
        // This space intentionally left blank.
    }

    /**
     * Scroll a rectangular portion of a canvas.
     * 
     * @param canvas the canvas to manipulate
     * @param src the source rectangle
     * @param dx horizontal offset
     * @param dy vertical offset
     */
    public static native boolean nativeScrollRect(Canvas canvas, Rect src,
            int dx, int dy);
}