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 17 package com.android.fountain_v11; 18 19 import java.io.Writer; 20 import java.util.ArrayList; 21 import java.util.concurrent.Semaphore; 22 23 import android.renderscript.RSSurfaceView; 24 import android.renderscript.RenderScript; 25 import android.renderscript.RenderScriptGL; 26 27 import android.content.Context; 28 import android.content.res.Resources; 29 import android.graphics.Bitmap; 30 import android.graphics.drawable.BitmapDrawable; 31 import android.graphics.drawable.Drawable; 32 import android.os.Handler; 33 import android.os.Message; 34 import android.util.AttributeSet; 35 import android.util.Log; 36 import android.view.Surface; 37 import android.view.SurfaceHolder; 38 import android.view.SurfaceView; 39 import android.view.KeyEvent; 40 import android.view.MotionEvent; 41 42 public class FountainView extends RSSurfaceView { 43 44 public FountainView(Context context) { 45 super(context); 46 //setFocusable(true); 47 } 48 49 private RenderScriptGL mRS; 50 private FountainRS mRender; 51 52 public void surfaceChanged(SurfaceHolder holder, int format, int w, int h) { 53 super.surfaceChanged(holder, format, w, h); 54 if (mRS == null) { 55 RenderScriptGL.SurfaceConfig sc = new RenderScriptGL.SurfaceConfig(); 56 mRS = createRenderScriptGL(sc); 57 mRS.setSurface(holder, w, h); 58 mRender = new FountainRS(); 59 mRender.init(mRS, getResources(), w, h); 60 } 61 } 62 63 @Override 64 protected void onDetachedFromWindow() { 65 if (mRS != null) { 66 mRS = null; 67 destroyRenderScriptGL(); 68 } 69 } 70 71 72 @Override 73 public boolean onTouchEvent(MotionEvent ev) 74 { 75 int act = ev.getActionMasked(); 76 if (act == ev.ACTION_UP) { 77 mRender.newTouchPosition(0, 0, 0, ev.getPointerId(0)); 78 return false; 79 } else if (act == MotionEvent.ACTION_POINTER_UP) { 80 // only one pointer going up, we can get the index like this 81 int pointerIndex = ev.getActionIndex(); 82 int pointerId = ev.getPointerId(pointerIndex); 83 mRender.newTouchPosition(0, 0, 0, pointerId); 84 } 85 int count = ev.getHistorySize(); 86 int pcount = ev.getPointerCount(); 87 88 for (int p=0; p < pcount; p++) { 89 int id = ev.getPointerId(p); 90 mRender.newTouchPosition(ev.getX(p), 91 ev.getY(p), 92 ev.getPressure(p), 93 id); 94 95 for (int i=0; i < count; i++) { 96 mRender.newTouchPosition(ev.getHistoricalX(p, i), 97 ev.getHistoricalY(p, i), 98 ev.getHistoricalPressure(p, i), 99 id); 100 } 101 } 102 return true; 103 } 104 } 105 106 107