Android Open Source - MordazaCrush Main Activity

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Back to project page MordazaCrush.
License

The source code is released under:
GNU General Public License
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Java Source Code

package org.confederacionpirata.mordazacrush;
/*  w w  w.j  av  a  2s  .co  m*/
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;

import org.confederacionpirata.mordazacrush.api.ChannelManager;
import org.confederacionpirata.mordazacrush.api.MediaCrushProvider;

import android.app.Activity;
import android.hardware.Camera;
import android.hardware.Camera.PictureCallback;
import android.location.Location;
import android.os.Bundle;
import android.util.Log;
import android.view.Menu;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.Window;
import android.widget.FrameLayout;
import android.widget.ImageButton;

public class MainActivity extends Activity implements PictureCallback {

  private static final String MEDIACRUSH_URL = "http://mediacrush.confederacionpirata.org/api";

  // widgets
  private CameraPreview cameraPreview;
  private ImageButton btnTakePhoto;

  // fields
  List<String> hashtags;

  // constructor
  public MainActivity() {
    this.hashtags = new ArrayList<String>();
  }

  // properties

  private String getMainHashtag() {
    return (hashtags.size() > 0 ? hashtags.get(0) : "");
  }

  // activity

  @Override
  protected void onCreate(Bundle savedInstanceState) {

    super.onCreate(savedInstanceState);
    this.requestWindowFeature(Window.FEATURE_NO_TITLE);
    setContentView(R.layout.activity_main);

    // title
    String template = getString(R.string.main_lblTitle);
    setTitle(String.format(template, MCApp.getAppVersionName()));

    // take photo button
    btnTakePhoto = (ImageButton) findViewById(R.id.btnTakePhoto);
    btnTakePhoto.setOnClickListener(new OnClickListener() {

      @Override
      public void onClick(View v) {
        takePhoto();
      }
    });

    // camera preview
    cameraPreview = new CameraPreview(this);
    FrameLayout preview = (FrameLayout) findViewById(R.id.layCameraPreview);
    preview.addView(cameraPreview);

    setupChannels();
  }

  @Override
  protected void onResume() {
    super.onResume();
    cameraPreview.startPreview();
  }

  @Override
  protected void onPause() {
    cameraPreview.stopPreview();
    super.onPause();
  }

  @Override
  public boolean onCreateOptionsMenu(Menu menu) {

    getMenuInflater().inflate(R.menu.main, menu);
    return true;
  }

  // implementation

  protected void takePhoto() {
    cameraPreview.getCamera().takePicture(null, null, this);
  }

  @Override
  public void onPictureTaken(byte[] data, Camera camera) {

    // continue on preview mode
    cameraPreview.stopPreview();
    cameraPreview.startPreview();

    long now = System.currentTimeMillis();
    String filename = ((now / 100) % 100000000) + ".jpg";
    File directory = MCApp.getContext().getExternalFilesDir(null);
    File pictureFile = new File(directory, filename);

    try {

      FileOutputStream fos = new FileOutputStream(pictureFile);
      fos.write(data);
      fos.close();

      // send photo to the channels
      String[] hashtags = getHashtags();
      Location location = null;
      ChannelManager.getInstance().sendImage(pictureFile, hashtags,
          location);

    } catch (FileNotFoundException e) {

      Log.d(MCApp.LOGTAG, "File not found: " + e.getMessage());

    } catch (IOException e) {

      Log.d(MCApp.LOGTAG, "Error accessing file: " + e.getMessage());
    }
  }

  private String[] getHashtags() {
    return hashtags.toArray(new String[hashtags.size()]);
  }

  private void setupChannels() {

    ChannelManager cm = ChannelManager.getInstance();

    MediaCrushProvider mediaCrush = new MediaCrushProvider(MEDIACRUSH_URL);
    cm.getChannels().add(mediaCrush);
  }

}
Java Source Code List
