Split out MainActivity

1 files changed, 113 insertions, 0 deletions

diff --git a/src/com/pheelicks/app/MainActivity.java b/src/com/pheelicks/app/MainActivity.java
new file mode 100644
index 0000000..88b0032
--- /dev/null
+++ b/src/com/pheelicks/app/MainActivity.java
@@ -0,0 +1,113 @@
+package com.pheelicks.app;
+
+import android.app.Activity;
+import android.media.MediaPlayer;
+import android.media.audiofx.Visualizer;
+import android.os.Bundle;
+import android.view.View;
+
+import com.pheelicks.visualizer.R;
+import com.pheelicks.visualizer.VisualizerView;
+
+public class MainActivity extends Activity {
+  private MediaPlayer mPlayer;
+  private Visualizer mVisualizer;
+
+  /** Called when the activity is first created. */
+  @Override
+  public void onCreate(Bundle savedInstanceState) {
+    super.onCreate(savedInstanceState);
+    setContentView(R.layout.main);
+
+    mPlayer = MediaPlayer.create(this, R.raw.test);
+    mPlayer.setLooping(true);
+    mPlayer.start();
+
+    linkVisualizer(mPlayer);
+  }
+
+  /**
+   * Links the visualizer to a player
+   * TODO Refactor this into visualizer
+   * @param player
+   */
+  private void linkVisualizer(MediaPlayer player)
+  {
+
+    final VisualizerView visualizerView = (VisualizerView) findViewById(R.id.visualizerView);
+
+    // Create the Visualizer object and attach it to our media player.
+    mVisualizer = new Visualizer(player.getAudioSessionId());
+    mVisualizer.setCaptureSize(Visualizer.getCaptureSizeRange()[1]);
+
+    // Pass through Visualizer data to VisualizerView
+    Visualizer.OnDataCaptureListener captureListener = new Visualizer.OnDataCaptureListener()
+    {
+      @Override
+      public void onWaveFormDataCapture(Visualizer visualizer, byte[] bytes,
+          int samplingRate)
+      {
+        visualizerView.updateVisualizer(bytes);
+      }
+
+      @Override
+      public void onFftDataCapture(Visualizer visualizer, byte[] bytes,
+          int samplingRate)
+      {
+        visualizerView.updateVisualizerFFT(bytes);
+      }
+    };
+
+    mVisualizer.setDataCaptureListener(captureListener,
+        Visualizer.getMaxCaptureRate() / 2, true, true);
+
+    // Enabled Visualizer and disable when we're done with the stream
+    mVisualizer.setEnabled(true);
+    mPlayer.setOnCompletionListener(new MediaPlayer.OnCompletionListener()
+    {
+      @Override
+      public void onCompletion(MediaPlayer mediaPlayer)
+      {
+        mVisualizer.setEnabled(false);
+      }
+    });
+  }
+
+  // Cleanup
+  @Override
+  protected void onPause()
+  {
+    if (isFinishing() && (mPlayer != null))
+    {
+      mVisualizer.release();
+      mPlayer.release();
+      mPlayer = null;
+    }
+
+    super.onPause();
+  }
+
+  @Override
+  protected void onDestroy()
+  {
+    if (mPlayer != null)
+    {
+      mPlayer.stop();
+      mPlayer.release();
+      mPlayer = null;
+    }
+
+    super.onDestroy();
+  }
+
+  // Actions for buttons defined in xml
+  public void startPressed(View view)
+  {
+    mPlayer.start();
+  }
+
+  public void stopPressed(View view)
+  {
+    mPlayer.stop();
+  }
+}
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