Android Open Source - City-Outdoors-Android Base Upload Content Or Report

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License

The source code is released under:

Copyright (c) 2012, Edinburgh Council All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are ...

Java Source Code

package uk.co.jarofgreen.cityoutdoors.Model;
/*from   www.  java  2s.c om*/
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;

import android.content.Context;
import android.content.SharedPreferences;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.preference.PreferenceManager;
import android.util.Log;

public abstract class BaseUploadContentOrReport {

  public static final int THUMBNAIL_SIZE = 100;

  protected String comment;
  protected String name;
  protected String photoFileName;
  protected String photoFileNameForUpload;
  protected int maxFileLength;
  protected File cacheDirectory;
  protected int featureID = -1;
  protected float lat = 0;
  protected float lng = 0;

  public BaseUploadContentOrReport(Context context) {
    super();
    SharedPreferences settings=PreferenceManager.getDefaultSharedPreferences(context);
    maxFileLength = settings.getInt("uploadsMaxSize", 2*1024*1024);  // assume 2MB if not set, that is PHP standard on Debian.
    cacheDirectory = context.getCacheDir();
  }


  public String getComment() {
    return comment;
  }


  public void setComment(String comment) {
    this.comment = comment;
  }


  public String getName() {
    return name;
  }


  public void setName(String name) {
    this.name = name;
  }


  public String getPhotoFileNameForUpload() {

    if (photoFileNameForUpload != null) {
      return photoFileNameForUpload;
    }  

    try {

      File inputFile = new File(photoFileName);
      long inputFilelength = inputFile.length();
      //Log.i("ORIGFILESIZE",Long.toString(inputFilelength));

      //maxFileLength = 128*1024; // for testing you may want to make the limit really low 
      //Log.i("MAXFILESIZE",Integer.toString(maxFileLength));


      if (inputFilelength > maxFileLength) {
        //Log.i("RESULT","Must Resize!");

        File outputFile = File.createTempFile("photo", ".jpg", cacheDirectory);
        long outputFileLength = inputFilelength;

        int factor = 1;

        while (outputFileLength > maxFileLength) {

          factor = factor * 2;

          BitmapFactory.Options opts = new BitmapFactory.Options();
          opts.inSampleSize = factor;

          Bitmap newBitmap = BitmapFactory.decodeFile(photoFileName, opts);

          FileOutputStream fos = new FileOutputStream(outputFile.getAbsolutePath());
          newBitmap.compress(Bitmap.CompressFormat.JPEG, 95, fos);
          fos.close();

          outputFileLength = outputFile.length();
          //Log.i("NEWSIZE",Long.toString(outputFileLength));

        }

        photoFileNameForUpload = outputFile.getAbsolutePath();
        return photoFileNameForUpload;

      } else {
        //Log.i("RESULT","Just use original file");
        return photoFileName;
      }

    } catch (IOException e) {
      return photoFileName;
    } catch (OutOfMemoryError e) {  
      return photoFileName;
    }


  }

  public String getPhotoFileName() {
    return photoFileName;
  }

  public boolean hasPhoto() {
    return photoFileName != null;
  }


  public void setPhotoFileName(String photoFileName) {
    this.photoFileName = photoFileName;
  }


  public void cleanUp(Context context) {
    if (photoFileNameForUpload != null) { 
      File f = new File(photoFileNameForUpload);
      f.delete();
      photoFileNameForUpload = null;
    }
  }

  public Bitmap getPhotoThumbNailBitmap() {
    try {
      BitmapFactory.Options opts = new BitmapFactory.Options();
      opts.inJustDecodeBounds = true;
      BitmapFactory.decodeFile(photoFileName, opts);
      int filenameWidth = opts.outHeight;
      int filenameHeight = opts.outWidth;

      int factor = 1;
      while ( Math.max(filenameHeight / (factor * 2), filenameWidth / (factor * 2)) > THUMBNAIL_SIZE) {
        factor = factor * 2;
      }

      //Log.i("THUMB_FACTOR OF",Integer.toString(factor));


      //Log.i("THUMB_NEWSCALEWIDTH",Integer.toString(filenameWidth / factor));
      //Log.i("THUMB_NEWSCALEHEIGHT",Integer.toString(filenameHeight / factor));

      BitmapFactory.Options optsOut = new BitmapFactory.Options();
      optsOut.inSampleSize = factor;
      return BitmapFactory.decodeFile(photoFileName, optsOut);

    } catch (OutOfMemoryError e) {  
      return null;
    }
  }

  public boolean hasFeatureID() {
    return featureID > -1;
  }

  public int getFeatureID() {
    return featureID;
  }


  public void setFeatureID(int featureID) {
    this.featureID = featureID;
  }


  public float getLat() {
    return lat;
  }

  public boolean hasLatLng() {
    // technically this could cause problems for others as 0,0 is a valid position but it won't for Edinburgh so left for new.
    return (lat != 0.0 || lng != 0.0);
  }

  public void setLatLng(float lat, float lng) {
    this.lat = lat;
    this.lng = lng;
  }


  public float getLng() {
    return lng;
  }

  public boolean hasPosition() {
    return hasFeatureID() || hasLatLng();
  }


}

Java Source Code List

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