1 /* 2 * Copyright (C) 2010 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.Paint; 23 import android.os.Bundle; 24 import android.view.View; 25 import android.widget.FrameLayout; 26 import android.widget.LinearLayout; 27 28 @SuppressWarnings({"UnusedDeclaration"}) 29 public class Rotate3dTextActivity extends Activity { 30 31 @Override onCreate(Bundle savedInstanceState)32 protected void onCreate(Bundle savedInstanceState) { 33 super.onCreate(savedInstanceState); 34 35 final LinearLayout layout = new LinearLayout(this); 36 layout.setOrientation(LinearLayout.VERTICAL); 37 38 Rotate3dTextView view = new Rotate3dTextView(this); 39 layout.addView(view, makeLayoutParams()); 40 41 view = new Rotate3dTextView(this); 42 43 FrameLayout container = new FrameLayout(this); 44 container.setLayerType(View.LAYER_TYPE_HARDWARE, null); 45 container.addView(view); 46 47 layout.addView(container, makeLayoutParams()); 48 49 setContentView(layout); 50 } 51 makeLayoutParams()52 private static LinearLayout.LayoutParams makeLayoutParams() { 53 LinearLayout.LayoutParams lp = new LinearLayout.LayoutParams( 54 LinearLayout.LayoutParams.MATCH_PARENT, 0); 55 lp.weight = 1.0f; 56 return lp; 57 } 58 59 public static class Rotate3dTextView extends View { 60 private static final String TEXT = "Hello libhwui! "; 61 62 private final Paint mPaint; 63 Rotate3dTextView(Context c)64 public Rotate3dTextView(Context c) { 65 super(c); 66 67 mPaint = new Paint(); 68 mPaint.setAntiAlias(true); 69 mPaint.setTextSize(50.0f); 70 mPaint.setTextAlign(Paint.Align.CENTER); 71 72 setRotationY(45.0f); 73 setScaleX(2.0f); 74 setScaleY(2.0f); 75 } 76 77 @Override onDraw(Canvas canvas)78 protected void onDraw(Canvas canvas) { 79 canvas.drawText(TEXT, getWidth() / 2.0f, getHeight() / 2.0f, mPaint); 80 } 81 } 82 } 83