| /* |
| * Copyright (C) 2008 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.fountain; |
| |
| import java.io.Writer; |
| import java.util.ArrayList; |
| import java.util.concurrent.Semaphore; |
| |
| import android.renderscript.RSSurfaceView; |
| import android.renderscript.RenderScript; |
| |
| import android.content.Context; |
| import android.content.res.Resources; |
| import android.graphics.Bitmap; |
| import android.graphics.drawable.BitmapDrawable; |
| import android.graphics.drawable.Drawable; |
| import android.os.Handler; |
| import android.os.Message; |
| import android.util.AttributeSet; |
| import android.util.Log; |
| import android.view.Surface; |
| import android.view.SurfaceHolder; |
| import android.view.SurfaceView; |
| import android.view.KeyEvent; |
| import android.view.MotionEvent; |
| |
| public class FountainView extends RSSurfaceView { |
| |
| public FountainView(Context context) { |
| super(context); |
| //setFocusable(true); |
| } |
| |
| private RenderScript mRS; |
| private FountainRS mRender; |
| |
| public void surfaceChanged(SurfaceHolder holder, int format, int w, int h) { |
| super.surfaceChanged(holder, format, w, h); |
| if (mRS == null) { |
| mRS = createRenderScript(false, true); |
| mRS.contextSetSurface(w, h, holder.getSurface()); |
| mRender = new FountainRS(); |
| mRender.init(mRS, getResources(), w, h); |
| } |
| } |
| |
| @Override |
| protected void onDetachedFromWindow() { |
| if(mRS != null) { |
| mRS = null; |
| destroyRenderScript(); |
| } |
| } |
| |
| |
| @Override |
| public boolean onTouchEvent(MotionEvent ev) |
| { |
| int act = ev.getAction(); |
| if (act == ev.ACTION_UP) { |
| mRender.newTouchPosition(0, 0, 0); |
| return false; |
| } |
| float rate = (ev.getPressure() * 50.f); |
| rate *= rate; |
| if(rate > 2000.f) { |
| rate = 2000.f; |
| } |
| mRender.newTouchPosition((int)ev.getX(), (int)ev.getY(), (int)rate); |
| return true; |
| } |
| } |
| |
| |