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Committing more data into PhoneGap.
This commit is contained in:
Joe Bowser
parent
dec32ed821
commit
46c921cdd4
177
src/com/nitobi/phonegap/AudioHandler.java
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177
src/com/nitobi/phonegap/AudioHandler.java
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@ -0,0 +1,177 @@
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package com.nitobi.phonegap;
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import java.io.File;
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import android.content.Context;
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import android.media.AudioManager;
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import android.media.MediaPlayer;
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import android.media.MediaPlayer.OnErrorListener;
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import android.media.MediaRecorder;
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import android.media.MediaPlayer.OnBufferingUpdateListener;
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import android.media.MediaPlayer.OnCompletionListener;
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import android.media.MediaPlayer.OnPreparedListener;
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import android.util.Log;
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public class AudioHandler implements OnCompletionListener, OnPreparedListener, OnErrorListener {
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private MediaRecorder recorder;
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private boolean isRecording = false;
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MediaPlayer mPlayer;
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private boolean isPlaying = false;
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private String recording;
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private String saveFile;
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private Context mCtx;
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public AudioHandler(String file, Context ctx) {
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this.recording = file;
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this.mCtx = ctx;
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}
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protected void startRecording(String file){
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if (!isRecording){
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saveFile=file;
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recorder = new MediaRecorder();
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recorder.setAudioSource(MediaRecorder.AudioSource.MIC);
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recorder.setOutputFormat(MediaRecorder.OutputFormat.THREE_GPP);
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recorder.setAudioEncoder(MediaRecorder.AudioEncoder.AMR_NB);
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recorder.setOutputFile(this.recording);
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recorder.prepare();
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isRecording = true;
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recorder.start();
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}
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}
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private void moveFile(String file) {
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/* this is a hack to save the file as the specified name */
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File f = new File (this.recording);
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f.renameTo(new File("/sdcard" + file));
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}
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protected void stopRecording(){
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try{
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if((recorder != null)&&(isRecording))
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{
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isRecording = false;
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recorder.stop();
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recorder.release();
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}
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moveFile(saveFile);
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}catch (Exception e){e.printStackTrace();}
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}
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protected void startPlaying(String file) {
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if (isPlaying==false) {
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try {
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mPlayer = new MediaPlayer();
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isPlaying=true;
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Log.d("Audio startPlaying", "audio: " + file);
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if (isStreaming(file))
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{
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Log.d("AudioStartPlaying", "Streaming");
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// Streaming prepare async
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mPlayer.setDataSource(file);
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mPlayer.setAudioStreamType(AudioManager.STREAM_MUSIC);
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mPlayer.prepareAsync();
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} else {
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Log.d("AudioStartPlaying", "File");
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// Not streaming prepare synchronous, abstract base directory
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mPlayer.setDataSource("/sdcard/" + file);
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mPlayer.prepare();
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}
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mPlayer.setOnPreparedListener(this);
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} catch (Exception e) { e.printStackTrace(); }
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}
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}
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protected void stopPlaying() {
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if (isPlaying) {
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mPlayer.stop();
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mPlayer.release();
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isPlaying=false;
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}
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}
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public void onCompletion(MediaPlayer mPlayer) {
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mPlayer.stop();
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mPlayer.release();
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isPlaying=false;
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}
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protected long getCurrentPosition() {
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if (isPlaying)
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{
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return(mPlayer.getCurrentPosition());
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} else { return(-1); }
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}
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private boolean isStreaming(String file)
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{
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if (file.contains("http://")) {
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return true;
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} else {
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return false;
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}
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}
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protected long getDuration(String file) {
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long duration = -2;
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if (!isPlaying & !isStreaming(file)) {
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try {
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mPlayer = new MediaPlayer();
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mPlayer.setDataSource("/sdcard/" + file);
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mPlayer.prepare();
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duration = mPlayer.getDuration();
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mPlayer.release();
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} catch (Exception e) { e.printStackTrace(); return(-3); }
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} else
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if (isPlaying & !isStreaming(file)) {
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duration = mPlayer.getDuration();
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} else
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if (isPlaying & isStreaming(file)) {
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try {
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duration = mPlayer.getDuration();
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} catch (Exception e) { e.printStackTrace(); return(-4); }
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}else { return -1; }
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return duration;
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}
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public void onPrepared(MediaPlayer mPlayer) {
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if (isPlaying) {
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mPlayer.setOnCompletionListener(this);
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mPlayer.setOnBufferingUpdateListener(new OnBufferingUpdateListener()
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{
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public void onBufferingUpdate(MediaPlayer mPlayer, int percent)
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{
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/* TODO: call back, e.g. update outer progress bar */
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Log.d("AudioOnBufferingUpdate", "percent: " + percent);
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}
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});
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mPlayer.start();
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}
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}
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public boolean onError(MediaPlayer mPlayer, int arg1, int arg2) {
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Log.e("AUDIO onError", "error " + arg1 + " " + arg2);
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return false;
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}
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protected void setAudioOutputDevice(int output){
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// Changes the default audio output device to speaker or earpiece
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AudioManager audiMgr = (AudioManager) mCtx.getSystemService(Context.AUDIO_SERVICE);
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if (output == (2))
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audiMgr.setRouting(AudioManager.MODE_NORMAL, AudioManager.ROUTE_SPEAKER, AudioManager.ROUTE_ALL);
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else if (output == (1)){
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audiMgr.setRouting(AudioManager.MODE_NORMAL, AudioManager.ROUTE_EARPIECE, AudioManager.ROUTE_ALL);
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}else
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Log.e("AudioHandler setAudioOutputDevice", " unknown output device");
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}
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protected int getAudioOutputDevice(){
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AudioManager audiMgr = (AudioManager) mCtx.getSystemService(Context.AUDIO_SERVICE);
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if (audiMgr.getRouting(AudioManager.MODE_NORMAL) == AudioManager.ROUTE_EARPIECE)
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return 1;
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else if (audiMgr.getRouting(AudioManager.MODE_NORMAL) == AudioManager.ROUTE_SPEAKER)
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return 2;
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else
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return -1;
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}
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}
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126
src/com/nitobi/phonegap/DirectoryManager.java
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126
src/com/nitobi/phonegap/DirectoryManager.java
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@ -0,0 +1,126 @@
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package com.nitobi.phonegap;
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import java.io.File;
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import android.os.Environment;
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import android.os.StatFs;
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import android.util.Log;
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public class DirectoryManager {
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protected boolean testFileExists (String name){
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boolean status;
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if ((testSaveLocationExists())&&(!name.equals(""))){
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File path = Environment.getExternalStorageDirectory();
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File newPath = constructFilePaths(path.toString(), name);
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status = newPath.exists();
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}else{
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status = false;
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}
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return status;
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}
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protected long getFreeDiskSpace(){
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/*
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* gets the available SD card free space or returns -1 if the SD card is not mounted.
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*/
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String status = Environment.getExternalStorageState();
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long freeSpace = 0;
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if (status.equals(Environment.MEDIA_MOUNTED)) {
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try {
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File path = Environment.getExternalStorageDirectory();
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StatFs stat = new StatFs(path.getPath());
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long blockSize = stat.getBlockSize();
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long availableBlocks = stat.getAvailableBlocks();
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freeSpace = availableBlocks*blockSize/1024;
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} catch (Exception e) {e.printStackTrace(); }
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} else { return -1; }
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return (freeSpace);
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}
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protected boolean createDirectory(String directoryName){
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boolean status;
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if ((testSaveLocationExists())&&(!directoryName.equals(""))){
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File path = Environment.getExternalStorageDirectory();
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File newPath = constructFilePaths(path.toString(), directoryName);
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status = newPath.mkdir();
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status = true;
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}else
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status = false;
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return status;
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}
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protected boolean testSaveLocationExists(){
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String sDCardStatus = Environment.getExternalStorageState();
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boolean status;
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if (sDCardStatus.equals(Environment.MEDIA_MOUNTED)){
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status = true;
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}else
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status = false;
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return status;
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}
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protected boolean deleteDirectory(String fileName){
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boolean status;
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SecurityManager checker = new SecurityManager();
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if ((testSaveLocationExists())&&(!fileName.equals(""))){
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File path = Environment.getExternalStorageDirectory();
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File newPath = constructFilePaths(path.toString(), fileName);
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checker.checkDelete(newPath.toString());
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if(newPath.isDirectory()){
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String[] listfile = newPath.list();
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// delete all files within the specified directory and then delete the directory
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try{
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for (int i=0; i < listfile.length; i++){
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File deletedFile = new File (newPath.toString()+"/"+listfile[i].toString());
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deletedFile.delete();
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}
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newPath.delete();
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Log.i("DirectoryManager deleteDirectory", fileName);
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status = true;
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}catch (Exception e){
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e.printStackTrace();
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status = false;
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}
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}else
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status = false;
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}else
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status = false;
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return status;
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}
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protected boolean deleteFile(String fileName){
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boolean status;
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SecurityManager checker = new SecurityManager();
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if ((testSaveLocationExists())&&(!fileName.equals(""))){
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File path = Environment.getExternalStorageDirectory();
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File newPath = constructFilePaths(path.toString(), fileName);
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checker.checkDelete(newPath.toString());
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if (newPath.isFile()){
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try {
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Log.i("DirectoryManager deleteFile", fileName);
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newPath.delete();
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status = true;
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}catch (SecurityException se){
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se.printStackTrace();
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status = false;
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}
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}else
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status = false;
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}else
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status = false;
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return status;
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}
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private File constructFilePaths (String file1, String file2){
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File newPath;
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newPath = new File(file1+"/"+file2);
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return newPath;
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}
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}
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