1/*
2 * Copyright (C) 2015 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.vr;
18
19import android.app.Activity;
20import android.app.ProgressDialog;
21import android.content.pm.ActivityInfo;
22import android.content.res.Configuration;
23import android.os.AsyncTask;
24import android.os.Bundle;
25import android.renderscript.RenderScript;
26import android.util.Log;
27import android.view.Menu;
28import android.view.MenuItem;
29import android.view.View;
30import android.view.ViewGroup;
31import android.widget.PopupMenu;
32import android.widget.TextView;
33import android.widget.ToggleButton;
34
35import java.io.File;
36
37import rsexample.google.com.vrdemo.R;
38
39import com.example.android.rs.vr.engine.Volume;
40import com.example.android.rs.vr.engine.VrState;
41import com.example.android.rs.vr.loaders.Droid;
42import com.example.android.rs.vr.loaders.Mandelbulb;
43import com.example.android.rs.vr.loaders.VolumeLoader;
44
45/**
46 * basic activity loads the volume and sets it on the VrView
47 */
48public class VrActivity extends Activity {
49    private static final String LOGTAG = "VrActivity";
50    VrState mState = new VrState();
51    VrView mVrView;
52    VolumeLoader mLoader;
53    private RenderScript mRs;
54
55    @Override
56    protected void onCreate(Bundle savedInstanceState) {
57        super.onCreate(savedInstanceState);
58        setContentView(R.layout.activity_vr);
59
60        mVrView = (VrView) findViewById(R.id.view);
61        mRs = RenderScript.create(VrActivity.this);
62
63        String dir = "/sdcard/Download/volumes";
64        mLoader = new VolumeLoader(dir);
65        VrSetupTask setup = new VrSetupTask();
66        String [] names = mLoader.getNames();
67        setup.execute(names[0]);
68        TextView tv = (TextView) findViewById(R.id.title);
69        tv.setText(names[0]);
70    }
71
72    class VrSetupTask extends AsyncTask<String, Integer, Volume> {
73        ProgressDialog progressDialog;
74        String message;
75        protected void onPreExecute() {
76            super.onPreExecute();
77            progressDialog = new ProgressDialog(VrActivity.this);
78            progressDialog.setMessage(message= "Loading Volume");
79            progressDialog.setIndeterminate(true);
80            progressDialog.setCancelable(false);
81            progressDialog.setProgress(0);
82            progressDialog.setMax(100);
83            progressDialog.show();
84
85            mLoader.setProgressListener(new VolumeLoader.ProgressListener() {
86                @Override
87                public void progress(int n, int total) {
88                     publishProgress(n, total);
89                }
90            });
91        }
92
93        @Override
94        protected Volume doInBackground(String... names) {
95            if (names[0].equals(Droid.NAME) || names[0].equals(Mandelbulb.NAME)) {
96                message = "Computing "+names[0]+": ";
97            } else {
98                message =" Loading " + names[0]+": ";
99            }
100            return  mLoader.getVolume(mRs, names[0]);
101        }
102
103        @Override
104        protected void onProgressUpdate(Integer... progress) {
105            progressDialog.setMessage(message+progress[0]+"/"+progress[1]);
106            progressDialog.setMax(progress[1]);
107            progressDialog.setProgress(progress[0]);
108            Log.v(LOGTAG,"Loading "+ progress[0]+"/"+progress[1]);
109        }
110
111        protected void onPostExecute(Volume v) {
112            Log.v(LOGTAG,"done");
113            mVrView.setVolume(mRs, v);
114            progressDialog.dismiss();
115            if(getResources().getConfiguration().orientation == Configuration.ORIENTATION_PORTRAIT) {
116                setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT);
117            } else {
118                setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE);
119            }
120        }
121    }
122
123    public void cutXClick(View v) {
124        mVrView.setMode(VrView.CUT_X_MODE);
125        uncheckOthers(v);
126    }
127
128    public void cutYClick(View v) {
129        mVrView.setMode(VrView.CUT_Y_MODE);
130        uncheckOthers(v);
131    }
132
133    public void cutZClick(View v) {
134        mVrView.setMode(VrView.CUT_Z_MODE);
135        uncheckOthers(v);
136    }
137
138    public void rotateClick(View v) {
139        mVrView.setMode(VrView.ROTATE_MODE);
140        uncheckOthers(v);
141    }
142
143    public void resetClick(View v) {
144        mVrView.resetCut();
145    }
146
147    public void saveClick(View v) {
148        // TODO should save and Image
149    }
150
151    public void looksClick(View v) {
152        String[] looks = mVrView.getLooks();
153        PopupMenu popup = new PopupMenu(this, v);
154        Menu menu = popup.getMenu();
155
156        for (int i = 0; i < looks.length; i++) {
157            menu.add(0, Menu.FIRST + i, Menu.NONE, looks[i]);
158        }
159
160        //registering popup with OnMenuItemClickListener
161        popup.setOnMenuItemClickListener(new PopupMenu.OnMenuItemClickListener() {
162            public boolean onMenuItemClick(MenuItem item) {
163                mVrView.setLook(item.getTitle().toString());
164                return true;
165            }
166        });
167        popup.show();
168        uncheckOthers(v);
169    }
170
171    public void dataClick(View v) {
172        Log.v(LOGTAG, "dataClick");
173
174        String[] volumes = mLoader.getNames();
175        PopupMenu popup = new PopupMenu(this, v);
176        Menu menu = popup.getMenu();
177
178        for (int i = 0; i < volumes.length; i++) {
179            menu.add(0, Menu.FIRST + i, Menu.NONE, volumes[i]);
180        }
181
182        //registering popup with OnMenuItemClickListener
183        popup.setOnMenuItemClickListener(new PopupMenu.OnMenuItemClickListener() {
184            public boolean onMenuItemClick(MenuItem item) {
185
186                VrSetupTask setup = new VrSetupTask();
187                String title = item.getTitle().toString();
188                TextView tv = (TextView) findViewById(R.id.title);
189                tv.setText(title);
190                setup.execute(title);
191                return true;
192            }
193        });
194
195        popup.show();
196        uncheckOthers(v);
197    }
198
199    private void uncheckOthers(View v) {
200        ViewGroup p = (ViewGroup) v.getParent().getParent();
201        uncheckOthers(p, v);
202    }
203
204    private void uncheckOthers(ViewGroup p, View v) {
205        int n = p.getChildCount();
206        for (int i = 0; i < n; i++) {
207            final View child = p.getChildAt(i);
208            if (child instanceof ViewGroup) {
209                uncheckOthers((ViewGroup) child, v);
210            }
211            if (v != child && child instanceof ToggleButton) {
212                ToggleButton t = (ToggleButton) child;
213                t.setChecked(false);
214
215            }
216        }
217    }
218}
219