photo helper

gistfile1.txt

import java.io.File;
import java.io.IOException;
import java.text.SimpleDateFormat;
import java.util.Date;

import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.database.Cursor;
import android.net.Uri;
import android.os.Environment;
import android.provider.MediaStore;
import android.util.Log;

public class Photo {
  Activity context;
	Uri fileUri;
	public static final int ID = 303;
	public Photo(Activity context) {
		this.context = context;
	}

	public Intent makePhotoIntent(){
		Intent intent = new Intent( MediaStore.ACTION_IMAGE_CAPTURE );
		fileUri = getOutputMediaFileUri();
		intent.putExtra( MediaStore.EXTRA_OUTPUT, fileUri );
		return intent;
	}
	int getLastImageId(){
	    final String[] imageColumns = { MediaStore.Images.Media._ID, MediaStore.Images.Media.DATA };
	    final String imageOrderBy = MediaStore.Images.Media._ID+" DESC";
	    Cursor imageCursor = context.managedQuery(MediaStore.Images.Media.EXTERNAL_CONTENT_URI, imageColumns, null, null, imageOrderBy);
	    if(imageCursor.moveToFirst()){
	        int id = imageCursor.getInt(imageCursor.getColumnIndex(MediaStore.Images.Media._ID));
	        String fullPath = imageCursor.getString(imageCursor.getColumnIndex(MediaStore.Images.Media.DATA));
	        Log.d("Photo", "getLastImageId::id " + id);
	        Log.d("Photo", "getLastImageId::path " + fullPath);
	        imageCursor.close();
	        return id;
	    }else{
	        return 0;
	    }
	}
	public Uri getOutputMediaFileUri(){
		  return Uri.fromFile(getOutputMediaFile());
	}
	/** Create a File for saving an image or video */
	private File getOutputMediaFile(){
	    // To be safe, you should check that the SDCard is mounted
	    // using Environment.getExternalStorageState() before doing this.
		File mediaStorageDir = null;
		if (!Environment.isExternalStorageRemovable()){
			mediaStorageDir = new File(Environment.getExternalStoragePublicDirectory(
	          Environment.DIRECTORY_PICTURES), "MyCameraApp");
		}else{
			mediaStorageDir = context.getDir(Environment.DIRECTORY_PICTURES, Context.MODE_PRIVATE);
		}
	    // This location works best if you want the created images to be shared
	    // between applications and persist after your app has been uninstalled.

	    // Create the storage directory if it does not exist
	    if (! mediaStorageDir.exists()){
	    	Log.i("MyCameraApp","No existe la carpeta");
	        if (! mediaStorageDir.mkdirs()){
	            Log.i("MyCameraApp", "failed to create directory");
	            return null;
	        }
	    }

	    // Create a media file name
	    String timeStamp = new SimpleDateFormat("yyyyMMdd_HHmmss").format(new Date());
	   // File mediaFile = new File(mediaStorageDir.getPath() + File.separator +);
	    File image = null;
		try {
			image = File.createTempFile("IMG_"+ timeStamp , "jpg",mediaStorageDir);
		} catch (IOException e) {
			Log.d("MyCameraApp","Error create image");
			e.printStackTrace();
		}
	    return image;
	}
}