1 /* 2 * Copyright (C) 2012 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.test.hwui; 18 19 import android.app.Activity; 20 import android.content.Context; 21 import android.graphics.Canvas; 22 import android.graphics.LinearGradient; 23 import android.graphics.Paint; 24 import android.graphics.Shader; 25 import android.os.Bundle; 26 import android.view.View; 27 28 public class BigGradientActivity extends Activity { 29 @Override onCreate(Bundle savedInstanceState)30 protected void onCreate(Bundle savedInstanceState) { 31 super.onCreate(savedInstanceState); 32 33 setContentView(new BigGradientView(this)); 34 } 35 36 private class BigGradientView extends View { BigGradientView(Context context)37 public BigGradientView(Context context) { 38 super(context); 39 } 40 41 @Override onDraw(Canvas canvas)42 protected void onDraw(Canvas canvas) { 43 Paint p = new Paint(); 44 p.setShader(new LinearGradient(0.0f, 0.0f, 0.0f, getHeight(), 0xff000000, 45 0xff333333, Shader.TileMode.CLAMP)); 46 47 canvas.drawRect(0.0f, 0.0f, getWidth(), getHeight(), p); 48 } 49 } 50 } 51