tests/CanvasCompare/src/com/android/test/hwuicompare/MainView.java

/*
 * Copyright (C) 2012 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.test.hwuicompare;

import android.content.Context;
import android.graphics.Canvas;
import android.graphics.Paint;
import android.util.AttributeSet;
import android.view.View;

public class MainView extends View {
    Paint mPaint = new Paint();

    public MainView(Context context) {
        super(context);
    }

    public MainView(Context context, AttributeSet attrs) {
        super(context, attrs);
    }

    public MainView(Context context, AttributeSet attrs, int defStyle) {
        super(context, attrs, defStyle);
    }

    @Override
    protected void onDraw(Canvas canvas) {
        super.onDraw(canvas);

        mPaint.reset();
        DisplayModifier.apply(mPaint, canvas);

        if (mDrawCallback != null) {
            mDrawCallback.run();
        }
    }

    private Runnable mDrawCallback;
    public void addDrawCallback(Runnable drawCallback) {
        mDrawCallback = drawCallback;
    }
}