Back to project page scanNedit.
The source code is released under:
MIT License
If you think the Android project scanNedit listed in this page is inappropriate, such as containing malicious code/tools or violating the copyright, please email info at java2s dot com, thanks.
package com.me.android.scanNedit; /* ww w .j a v a 2 s . c o m*/ import java.io.BufferedReader; import java.io.ByteArrayOutputStream; import java.io.File; import java.io.FileInputStream; import java.io.FileOutputStream; import java.io.FileWriter; import java.io.IOException; import java.io.InputStreamReader; import java.io.OutputStreamWriter; import java.io.StringWriter; import java.text.SimpleDateFormat; import java.util.ArrayList; import java.util.Date; import java.util.List; import org.xmlpull.v1.XmlSerializer; import com.googlecode.tesseract.android.TessBaseAPI; import com.markupartist.android.widget.ActionBar_three; import com.markupartist.android.widget.ActionBar_two; import com.markupartist.android.widget.ActionBar_two.Action_two; import android.app.Activity; import android.app.AlertDialog; import android.app.ProgressDialog; import android.content.ActivityNotFoundException; import android.content.ComponentName; import android.content.DialogInterface; import android.content.Intent; import android.content.pm.ResolveInfo; import android.graphics.Bitmap; import android.graphics.BitmapFactory; import android.graphics.Color; import android.graphics.Matrix; import android.provider.MediaStore; import android.util.Log; import android.util.Xml; import android.view.View; import android.media.ExifInterface; import android.net.Uri; import android.os.Bundle; import android.os.Environment; import android.widget.EditText; import android.widget.SeekBar; import android.widget.TextView; import android.widget.SeekBar.OnSeekBarChangeListener; import android.widget.Toast; import android.widget.ImageView; public class CameraActivity extends Activity { private ImageView mImageView; private static final int PICK_FROM_CAMERA = 1; private static final int CROP_FROM_CAMERA = 2; private static final int PICK_FROM_FILE = 3; public static String date=null; public static String time=null; public static final int MEDIA_TYPE_IMAGE = 1; public static final int MEDIA_TYPE_VIDEO = 2; public static int count=1; final CropOption co = new CropOption(); Bitmap changed_bitmap = null; int event_counter = 0; public static String Croped_PATH = Environment.getExternalStorageDirectory().getPath() + "/ScanNEdit/Croped_Pictures"; public static String Picture_PATH = Environment.getExternalStorageDirectory().getPath() + "/ScanNEdit/Pictures"; public static final String DATA_PATH = Environment.getExternalStorageDirectory().toString() + "/ScanNEdit/"; public static Uri Picture_uri=null; //for original captured picture public static String Croped_uri=null; //for croped captured picture public static String Picture_Name=null; //for orignal captured picture public String textFileName = ""; public static final String lang = "eng"; private static final String TAG = "CameraActivity.java"; public String recognizedText = ""; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.camera); //activity's upper action bar including its actions final ActionBar_three actionBar_upp = (ActionBar_three) findViewById(R.id.actionbar5); actionBar_upp.setTitle_three("Cropped Image"); //activity's lower action bar including its actions final ActionBar_two actionBar_low = (ActionBar_two) findViewById(R.id.actionbar6); actionBar_low.addAction_two(new SaveAction()); actionBar_low.addAction_two(new ScanAction()); actionBar_low.addAction_two(new BrightnessAction()); actionBar_low.addAction_two(new BackAction()); //Seek Bar start SeekBar seekbarbrightness=(SeekBar)findViewById(R.id.seekBar1); seekbarbrightness.setOnSeekBarChangeListener(new OnSeekBarChangeListener() { public void onStopTrackingTouch(SeekBar arg0) { // TODO Auto-generated method stub } public void onStartTrackingTouch(SeekBar arg0) { // TODO Auto-generated method stub } public void onProgressChanged(SeekBar arg0, int progress, boolean arg2) { // TODO Auto-generated method stub BitmapFactory.Options options = new BitmapFactory.Options(); options.inPreferredConfig = Bitmap.Config.ARGB_8888; changed_bitmap = BitmapFactory.decodeFile(Croped_PATH + File.separator + Picture_Name, options); TextView seekbar_prog = (TextView)findViewById(R.id.textView3); seekbar_prog.setText(Integer.toString(progress)); changed_bitmap = doBrightness(changed_bitmap, progress); if(changed_bitmap != null) { mImageView.setImageBitmap(changed_bitmap); } else { AlertDialog.Builder alert = new AlertDialog.Builder(CameraActivity.this); alert.setTitle("Error!"); alert.setMessage("Your selected image cant accessed. Please try again.."); alert.setPositiveButton("Ok", new DialogInterface.OnClickListener() { public void onClick(DialogInterface dialog, int whichButton) { } }); alert.show(); } } }); //Seek Bar end AlertDialog.Builder builder = new AlertDialog.Builder(this); Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE); time = new SimpleDateFormat("HHmmss").format(new Date()); date = new SimpleDateFormat("ddMMyyyy").format(new Date()); Picture_Name = "Captured_" + date + "_" + time + ".jpg"; Picture_uri = Uri.fromFile(new File(Environment.getExternalStorageDirectory().getPath() + "/ScanNEdit/Pictures/", Picture_Name)); intent.putExtra(android.provider.MediaStore.EXTRA_OUTPUT, Picture_uri); try { intent.putExtra("return-data", true); startActivityForResult(intent, PICK_FROM_CAMERA); } catch (ActivityNotFoundException e) { e.printStackTrace(); } mImageView = (ImageView) findViewById(R.id.iv_photo); } /** Create a File for saving an image or video */ private static File getOutputMediaFile(int type){ // Create a media file name File mediaFile; if (type == MEDIA_TYPE_IMAGE){ mediaFile = new File( Picture_PATH + File.separator + Picture_Name); } else if(type == MEDIA_TYPE_VIDEO) { mediaFile = new File(Picture_PATH + File.separator + "VID_" + date + "_" + time + ".mp4"); } else { return null; } return mediaFile; } @Override protected void onActivityResult(int requestCode, int resultCode, Intent data) { if (resultCode != RESULT_OK) return; switch (requestCode) { case PICK_FROM_CAMERA: doCrop(); break; case PICK_FROM_FILE: Picture_uri = data.getData(); doCrop(); break; case CROP_FROM_CAMERA: Bundle extras = data.getExtras(); if (extras != null) { Bitmap photo = extras.getParcelable("data"); ByteArrayOutputStream bytes = new ByteArrayOutputStream(); photo.compress(Bitmap.CompressFormat.JPEG, 40, bytes); //you can create a new file name in sdcard folder after cropping. File f = new File(Croped_PATH , Picture_Name); try { f.createNewFile(); //write the bytes in file FileOutputStream fo = new FileOutputStream(f); fo.write(bytes.toByteArray()); // remember close de FileOutput fo.close(); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } mImageView.setImageBitmap(photo); } break; } } private void doCrop() { final ArrayList<CropOption> cropOptions = new ArrayList<CropOption>(); Intent intent = new Intent("com.android.camera.action.CROP"); intent.setType("image/*"); List<ResolveInfo> list = getPackageManager().queryIntentActivities( intent, 0 ); int size = list.size(); if (size == 0) { Toast.makeText(this, "Can not find image crop app", Toast.LENGTH_SHORT).show(); return; } else { intent.setData(Picture_uri); intent.putExtra("outputX", 380); intent.putExtra("outputY", 380); intent.putExtra("aspectX", 0); intent.putExtra("aspectY", 0); intent.putExtra("crop", true); intent.putExtra("scale", true); intent.putExtra("return-data", true); if (size == 1) { Intent i = new Intent(intent); ResolveInfo res = list.get(0); i.setComponent( new ComponentName(res.activityInfo.packageName, res.activityInfo.name)); startActivityForResult(i, CROP_FROM_CAMERA); } else { for (ResolveInfo res : list) { final CropOption co = new CropOption(); co.title = getPackageManager().getApplicationLabel(res.activityInfo.applicationInfo); co.icon = getPackageManager().getApplicationIcon(res.activityInfo.applicationInfo); co.appIntent= new Intent(intent); co.appIntent.setComponent( new ComponentName(res.activityInfo.packageName, res.activityInfo.name)); cropOptions.add(co); } CropOptionAdapter adapter = new CropOptionAdapter(getApplicationContext(), cropOptions); AlertDialog.Builder builder = new AlertDialog.Builder(this); builder.setTitle("Choose Crop App"); builder.setAdapter( adapter, new DialogInterface.OnClickListener() { public void onClick( DialogInterface dialog, int item ) { startActivityForResult( cropOptions.get(item).appIntent, CROP_FROM_CAMERA); } }); builder.setOnCancelListener( new DialogInterface.OnCancelListener() { @Override public void onCancel( DialogInterface dialog ) { if (Picture_uri != null ) { getContentResolver().delete(Picture_uri, null, null ); Picture_uri = null; } } } ); AlertDialog alert = builder.create(); alert.show(); } } } private class SaveAction implements Action_two { @Override public int getDrawable_two() { // TODO Auto-generated method stub return R.drawable.ic_action_save; } @Override public void performAction_two(View view) { // TODO Auto-generated method stub if(changed_bitmap != null) { saveImage(changed_bitmap, Picture_Name, Croped_PATH); //saved the last changed croped image } File myFile = new File(Environment.getExternalStorageDirectory().getPath()+"/ScanNEdit/Notes/camera.xml"); String data=""; String buffer=""; if(myFile.exists()==false) { try { myFile.createNewFile(); FileOutputStream fOut = new FileOutputStream(myFile); OutputStreamWriter myOutWriter = new OutputStreamWriter(fOut); EditText title = (EditText)findViewById(R.id.editText1); EditText desc = (EditText)findViewById(R.id.editText2); String date1 = date.substring(0, 2); String date2 = date.substring(2, 4); String date3 = date.substring(4, 8); Picture pict=new Picture(); pict.setId(count); pict.setTitle(title.getText().toString()); pict.setDesc(desc.getText().toString()); pict.setDate(date1 + "/" + date2 + "/" + date3); pict.setUrl(Picture_PATH + "/" + Picture_Name); //Picture_Path instead of Croped_Path data = writeFirstinXML(pict); myOutWriter.append(data); myOutWriter.close(); fOut.close(); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } catch (Exception e) { // TODO Auto-generated catch block e.printStackTrace(); } } else{ try { //read XML to string FileInputStream fIn = new FileInputStream(myFile); BufferedReader myReader = new BufferedReader(new InputStreamReader(fIn)); while ((data = myReader.readLine()) != null) { buffer += data + "\n"; } myReader.close(); EditText title = (EditText)findViewById(R.id.editText1); EditText desc = (EditText)findViewById(R.id.editText2); String date1 = date.substring(0, 2); String date2 = date.substring(2, 4); String date3 = date.substring(4, 8); Picture pic=new Picture(); pic.setId(count); pic.setTitle(title.getText().toString()); pic.setDesc(desc.getText().toString()); pic.setDate(date1 + "/" + date2 + "/" + date3); pic.setUrl(Picture_PATH + "/" + Picture_Name); //Picture_Path instead of Croped_Path data = writeSecondinXML(pic); int length = buffer.length(); buffer = buffer.substring(0, length-10); FileOutputStream fOut = new FileOutputStream(myFile); OutputStreamWriter myOutWriter = new OutputStreamWriter(fOut); myOutWriter.append(buffer+data+"</Camera>"); myOutWriter.close(); fOut.close(); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } catch (Exception e) { // TODO Auto-generated catch block e.printStackTrace(); } } count++; Toast.makeText(CameraActivity.this, "Picture Saved", Toast.LENGTH_LONG).show(); } } private class ScanAction implements Action_two { @Override public int getDrawable_two() { // TODO Auto-generated method stub return R.drawable.ic_action_scan; } @Override public void performAction_two(View view) { // TODO Auto-generated method stub final AlertDialog.Builder alert = new AlertDialog.Builder(CameraActivity.this); if(changed_bitmap != null) { saveImage(changed_bitmap, Picture_Name, Croped_PATH); //saved the last changed croped image } //input text file name dialog alert.setTitle("Saving.."); alert.setMessage("Please enter Text file name without (.txt)"); // Set an EditText view to get user input final EditText input = new EditText(CameraActivity.this); alert.setView(input); alert.setPositiveButton("Ok", new DialogInterface.OnClickListener() { public void onClick(DialogInterface dialog, int whichButton) { textFileName = input.getText().toString(); //start of progress dialog final ProgressDialog myPd_ring=ProgressDialog.show(CameraActivity.this, "Please wait", "Scanning...", true); myPd_ring.setCancelable(true); new Thread(new Runnable() { @Override public void run() { // TODO Auto-generated method stub try { Thread.sleep(3000); BitmapFactory.Options options = new BitmapFactory.Options(); options.inSampleSize = 4; Bitmap bitmap = BitmapFactory.decodeFile(Picture_PATH + "/" + Picture_Name , options); //Picture_Path instead of Croped_Path try { ExifInterface exif = new ExifInterface(Picture_PATH + "/" + Picture_Name); //Picture_Path instead of Croped_Path int exifOrientation = exif.getAttributeInt( ExifInterface.TAG_ORIENTATION, ExifInterface.ORIENTATION_NORMAL); Log.v(TAG, "Orient: " + exifOrientation); int rotate = 0; switch (exifOrientation) { case ExifInterface.ORIENTATION_ROTATE_90: rotate = 90; break; case ExifInterface.ORIENTATION_ROTATE_180: rotate = 180; break; case ExifInterface.ORIENTATION_ROTATE_270: rotate = 270; break; } Log.v(TAG, "Rotation: " + rotate); if (rotate != 0) { // Getting width & height of the given image. int w = bitmap.getWidth(); int h = bitmap.getHeight(); // Setting pre rotate Matrix mtx = new Matrix(); mtx.preRotate(rotate); // Rotating Bitmap bitmap = Bitmap.createBitmap(bitmap, 0, 0, w, h, mtx, false); } // Convert to ARGB_8888, required by tess bitmap = bitmap.copy(Bitmap.Config.ARGB_8888, true); } catch (IOException e) { Log.e(TAG, "Couldn't correct orientation: " + e.toString()); } // _image.setImageBitmap( bitmap ); Log.v(TAG, "Before baseApi"); TessBaseAPI baseApi = new TessBaseAPI(); baseApi.setDebug(true); baseApi.init(DATA_PATH + "/Tesseract", lang); baseApi.setImage(bitmap); recognizedText = baseApi.getUTF8Text(); baseApi.end(); // You now have the text in recognizedText var, you can do anything with it. // We will display a stripped out trimmed alpha-numeric version of it (if lang is eng) // so that garbage doesn't make it to the display. Log.v(TAG, "OCRED TEXT: " + recognizedText); if ( lang.equalsIgnoreCase("eng") ) { recognizedText = recognizedText.replaceAll("[^a-zA-Z0-9]+", " "); } //recognizedText = recognizedText.trim(); generateNoteOnSD(textFileName + ".txt", recognizedText); // Cycle done. }catch(Exception e){} myPd_ring.dismiss(); } }).start(); } }); alert.setNegativeButton("Cancel", new DialogInterface.OnClickListener() { public void onClick(DialogInterface dialog, int whichButton) { // Canceled. } }); alert.show(); } } private class BrightnessAction implements Action_two { @Override public int getDrawable_two() { // TODO Auto-generated method stub return R.drawable.ic_action_brightness; } @Override public void performAction_two(View view) { // TODO Auto-generated method stub SeekBar brightness = (SeekBar)findViewById(R.id.seekBar1); TextView seekbar_percentage = (TextView)findViewById(R.id.textView3); seekbar_percentage.setText("0"); if(event_counter == 0) { event_counter++; brightness.setVisibility(0); seekbar_percentage.setVisibility(0); } else if(event_counter != 0) { brightness.setVisibility(8); seekbar_percentage.setVisibility(8); event_counter --; } } } private class BackAction implements Action_two { @Override public int getDrawable_two() { // TODO Auto-generated method stub return R.drawable.ic_action_cancel; } @Override public void performAction_two(View view) { // TODO Auto-generated method stub finish(); } } public void generateNoteOnSD(String sFileName, String sBody) { try { File root = new File(Environment.getExternalStorageDirectory(), "ScanNEdit/Notes"); if (!root.exists()) { root.mkdirs(); //makes directory } File gpxfile = new File(root, sFileName); FileWriter writer = new FileWriter(gpxfile); writer.append(sBody); writer.flush(); writer.close(); Toast.makeText(this, "Saved", Toast.LENGTH_SHORT).show(); } catch(IOException e) { e.printStackTrace(); } } public static String writeFirstinXML(Picture picture) throws Exception { XmlSerializer xmlSerializer = Xml.newSerializer(); StringWriter writer = new StringWriter(); xmlSerializer.setOutput(writer); // start DOCUMENT xmlSerializer.startDocument("UTF-8", true); // open tag: <study> xmlSerializer.startTag("", "Camera"); xmlSerializer.startTag("", "picture"); xmlSerializer.startTag("", "id"); xmlSerializer.text(String.valueOf(picture.getId())); xmlSerializer.endTag("", "id"); // open tag: <topic> xmlSerializer.startTag("", "title"); xmlSerializer.text(picture.getTitle()); // close tag: </topic> xmlSerializer.endTag("", "title"); // open tag: <content> xmlSerializer.startTag("", "desc"); xmlSerializer.text(picture.getDesc()); // close tag: </content> xmlSerializer.endTag("", "desc"); // open tag: <author> xmlSerializer.startTag("", "date"); xmlSerializer.text(picture.getDate()); // close tag: </author> xmlSerializer.endTag("", "date"); // open tag: <date> xmlSerializer.startTag("", "uri"); xmlSerializer.text(picture.getUrl()); // close tag: </date> xmlSerializer.endTag("", "uri"); // close tag: </study> xmlSerializer.endTag("", "picture"); xmlSerializer.endTag("", "Camera"); // end DOCUMENT xmlSerializer.endDocument(); return writer.toString(); } public static String writeSecondinXML(Picture picture) throws Exception { XmlSerializer xmlSerializer = Xml.newSerializer(); StringWriter writer = new StringWriter(); xmlSerializer.setOutput(writer); // start DOCUMENT xmlSerializer.startTag("", "picture"); xmlSerializer.startTag("", "id"); xmlSerializer.text(String.valueOf(picture.getId())); xmlSerializer.endTag("", "id"); // open tag: <topic> xmlSerializer.startTag("", "title"); xmlSerializer.text(picture.getTitle()); // close tag: </topic> xmlSerializer.endTag("", "title"); // open tag: <content> xmlSerializer.startTag("", "desc"); xmlSerializer.text(picture.getDesc()); // close tag: </content> xmlSerializer.endTag("", "desc"); // open tag: <author> xmlSerializer.startTag("", "date"); xmlSerializer.text(picture.getDate()); // close tag: </author> xmlSerializer.endTag("", "date"); // open tag: <date> xmlSerializer.startTag("", "uri"); xmlSerializer.text(picture.getUrl()); // close tag: </date> xmlSerializer.endTag("", "uri"); // close tag: </study> xmlSerializer.endTag("", "picture"); xmlSerializer.endDocument(); // end DOCUMENT return writer.toString(); } public static Bitmap doBrightness(Bitmap src, int value) { // image size if(src!=null) { int width = src.getWidth(); int height = src.getHeight(); // create output bitmap Bitmap bmOut = Bitmap.createBitmap(width, height, src.getConfig()); // color information int A, R, G, B; int pixel; // scan through all pixels for(int x = 0; x < width; ++x) { for(int y = 0; y < height; ++y) { // get pixel color pixel = src.getPixel(x, y); A = Color.alpha(pixel); R = Color.red(pixel); G = Color.green(pixel); B = Color.blue(pixel); // increase/decrease each channel R += value; if(R > 255) { R = 255; } else if(R < 0) { R = 0; } G += value; if(G > 255) { G = 255; } else if(G < 0) { G = 0; } B += value; if(B > 255) { B = 255; } else if(B < 0) { B = 0; } // apply new pixel color to output bitmap bmOut.setPixel(x, y, Color.argb(A, R, G, B)); } } // return final image return bmOut; } else { return null; } } public void saveImage(Bitmap bitmap, String name, String path) { //saving a selected image to SD card ByteArrayOutputStream bytes2 = new ByteArrayOutputStream(); bitmap.compress(Bitmap.CompressFormat.JPEG, 40, bytes2); File f2 = new File(path + File.separator + name + ".jpg"); try { f2.createNewFile(); //write the bytes in file FileOutputStream fo2 = new FileOutputStream(f2); fo2.write(bytes2.toByteArray()); fo2.close(); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } } }