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.android.modelviewer;
18
19import java.io.Writer;
20import java.util.ArrayList;
21import java.util.concurrent.Semaphore;
22
23import android.renderscript.RSSurfaceView;
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 SceneGraphView extends RSSurfaceView {
43
44    public SceneGraphView(Context context) {
45        super(context);
46        //setFocusable(true);
47    }
48
49    private RenderScriptGL mRS;
50    private SceneGraphRS mRender;
51
52
53    public void surfaceChanged(SurfaceHolder holder, int format, int w, int h) {
54        super.surfaceChanged(holder, format, w, h);
55        if (mRS == null) {
56            RenderScriptGL.SurfaceConfig sc = new RenderScriptGL.SurfaceConfig();
57            sc.setDepth(16, 24);
58            mRS = createRenderScriptGL(sc);
59            mRS.setSurface(holder, w, h);
60            mRender = new SceneGraphRS();
61            mRender.init(mRS, getResources(), w, h);
62        }
63    }
64
65    @Override
66    protected void onDetachedFromWindow() {
67        if (mRS != null) {
68            mRS = null;
69            destroyRenderScriptGL();
70        }
71    }
72
73    @Override
74    public boolean onKeyDown(int keyCode, KeyEvent event)
75    {
76        // break point at here
77        // this method doesn't work when 'extends View' include 'extends ScrollView'.
78        return super.onKeyDown(keyCode, event);
79    }
80
81
82    @Override
83    public boolean onTouchEvent(MotionEvent ev)
84    {
85        boolean ret = true;
86        int act = ev.getAction();
87        if (act == ev.ACTION_UP) {
88            ret = false;
89        }
90
91        mRender.touchEvent((int)ev.getX(), (int)ev.getY());
92        return ret;
93    }
94}
95
96
97