/* * Copyright (C) 2010 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.hwui; import android.app.Activity; import android.content.Context; import android.graphics.Bitmap; import android.graphics.BitmapFactory; import android.graphics.Canvas; import android.graphics.Paint; import android.graphics.Path; import android.graphics.PorterDuff; import android.graphics.PorterDuffXfermode; import android.os.Bundle; import android.view.View; @SuppressWarnings({"UnusedDeclaration"}) public class ClearActivity extends Activity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); final PathsView view = new PathsView(this); setContentView(view); } public static class PathsView extends View { private final Bitmap mBitmap1; private final Paint mClearPaint; private final Path mPath; public PathsView(Context c) { super(c); mBitmap1 = BitmapFactory.decodeResource(c.getResources(), R.drawable.sunset2); mClearPaint = new Paint(); mClearPaint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.CLEAR)); mClearPaint.setAntiAlias(true); mClearPaint.setColor(0x0000ff00); mClearPaint.setStrokeWidth(15.0f); mClearPaint.setStyle(Paint.Style.FILL); mClearPaint.setTextSize(32.0f); mPath = new Path(); mPath.moveTo(0.0f, 0.0f); mPath.cubicTo(0.0f, 0.0f, 100.0f, 150.0f, 100.0f, 200.0f); mPath.cubicTo(100.0f, 200.0f, 50.0f, 300.0f, -80.0f, 200.0f); mPath.cubicTo(-80.0f, 200.0f, 100.0f, 200.0f, 200.0f, 0.0f); } @Override protected void onDraw(Canvas canvas) { super.onDraw(canvas); canvas.save(); { canvas.drawARGB(255, 255, 255, 255); canvas.drawRect(100.0f, 100.0f, 200.0f, 200.0f, mClearPaint); canvas.drawCircle(150.0f, 400.0f, 100.0f, mClearPaint); canvas.drawBitmap(mBitmap1, 400.0f, 100.0f, mClearPaint); canvas.save(); { canvas.translate(400.0f, 400.0f); canvas.drawPath(mPath, mClearPaint); } canvas.restore(); canvas.drawText("OpenGLRenderer", 50.0f, 50.0f, mClearPaint); mClearPaint.setColor(0xff000000); canvas.drawRect(800.0f, 100.0f, 900.0f, 200.0f, mClearPaint); mClearPaint.setColor(0x0000ff00); } canvas.restore(); } } }