1/* 2 * Copyright (C) 2008 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 17package com.example.android.rs.fountain; 18 19import java.io.Writer; 20import java.util.ArrayList; 21import java.util.concurrent.Semaphore; 22 23import android.renderscript.RSTextureView; 24import android.renderscript.RenderScript; 25import android.renderscript.RenderScriptGL; 26 27import android.content.Context; 28import android.content.res.Resources; 29import android.graphics.Bitmap; 30import android.graphics.drawable.BitmapDrawable; 31import android.graphics.drawable.Drawable; 32import android.os.Handler; 33import android.os.Message; 34import android.util.AttributeSet; 35import android.util.Log; 36import android.view.Surface; 37import android.view.SurfaceHolder; 38import android.view.SurfaceView; 39import android.view.KeyEvent; 40import android.view.MotionEvent; 41 42public class FountainView extends RSTextureView { 43 44 public FountainView(Context context) { 45 super(context); 46 //setFocusable(true); 47 } 48 49 private RenderScriptGL mRS; 50 private FountainRS mRender; 51 52 @Override 53 protected void onAttachedToWindow() { 54 super.onAttachedToWindow(); 55 android.util.Log.e("rs", "onAttachedToWindow"); 56 if (mRS == null) { 57 RenderScriptGL.SurfaceConfig sc = new RenderScriptGL.SurfaceConfig(); 58 mRS = createRenderScriptGL(sc); 59 mRender = new FountainRS(); 60 mRender.init(mRS, getResources()); 61 } 62 } 63 64 @Override 65 protected void onDetachedFromWindow() { 66 super.onDetachedFromWindow(); 67 android.util.Log.e("rs", "onDetachedFromWindow"); 68 if (mRS != null) { 69 mRS = null; 70 destroyRenderScriptGL(); 71 } 72 } 73 74 75 @Override 76 public boolean onTouchEvent(MotionEvent ev) 77 { 78 int act = ev.getActionMasked(); 79 if (act == ev.ACTION_UP) { 80 mRender.newTouchPosition(0, 0, 0, ev.getPointerId(0)); 81 return false; 82 } else if (act == MotionEvent.ACTION_POINTER_UP) { 83 // only one pointer going up, we can get the index like this 84 int pointerIndex = ev.getActionIndex(); 85 int pointerId = ev.getPointerId(pointerIndex); 86 mRender.newTouchPosition(0, 0, 0, pointerId); 87 } 88 int count = ev.getHistorySize(); 89 int pcount = ev.getPointerCount(); 90 91 for (int p=0; p < pcount; p++) { 92 int id = ev.getPointerId(p); 93 mRender.newTouchPosition(ev.getX(p), 94 ev.getY(p), 95 ev.getPressure(p), 96 id); 97 98 for (int i=0; i < count; i++) { 99 mRender.newTouchPosition(ev.getHistoricalX(p, i), 100 ev.getHistoricalY(p, i), 101 ev.getHistoricalPressure(p, i), 102 id); 103 } 104 } 105 return true; 106 } 107} 108 109 110