com.nalinstudios.iscan.scanlibrary

Class ScanFragment.ScanAsyncTask

java.lang.Object

android.os.AsyncTask<java.lang.Void,java.lang.Void,android.graphics.Bitmap>

com.nalinstudios.iscan.scanlibrary.ScanFragment.ScanAsyncTask

Enclosing class:

ScanFragment

private class ScanFragment.ScanAsyncTask
extends android.os.AsyncTask<java.lang.Void,java.lang.Void,android.graphics.Bitmap>

A class to scan the image on the click of the button. This includes cropping and saving the image on the disk.

Nested Class Summary

Nested classes/interfaces inherited from class android.os.AsyncTask

android.os.AsyncTask.Status

Field Summary

Fields

Modifier and Type	Field and Description
private java.util.Map<java.lang.Integer,android.graphics.PointF>	points The points to crop from

Fields inherited from class android.os.AsyncTask

SERIAL_EXECUTOR, THREAD_POOL_EXECUTOR

Constructor Summary

Constructors

Constructor and Description
ScanAsyncTask(java.util.Map<java.lang.Integer,android.graphics.PointF> points) The constructor to store the points

Method Summary

Modifier and Type	Method and Description
protected android.graphics.Bitmap	doInBackground(java.lang.Void... param) The main function to crop the image in background
protected void	onPostExecute(android.graphics.Bitmap bitmap) A function to hide the progress dialog after performing the main function.
protected void	onPreExecute() A function to show a progress dialog before performing the main function.

Methods inherited from class android.os.AsyncTask

cancel, execute, execute, executeOnExecutor, get, get, getStatus, isCancelled, onCancelled, onCancelled, onProgressUpdate, publishProgress

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

points

private java.util.Map<java.lang.Integer,android.graphics.PointF> points

The points to crop from

Constructor Detail

ScanAsyncTask

ScanAsyncTask(java.util.Map<java.lang.Integer,android.graphics.PointF> points)

The constructor to store the points

Parameters:

points - the points to crop the image from

Method Detail

doInBackground

protected android.graphics.Bitmap doInBackground(java.lang.Void... param)

The main function to crop the image in background

Specified by:

doInBackground in class android.os.AsyncTask<java.lang.Void,java.lang.Void,android.graphics.Bitmap>

Parameters:

param - i don't know what it does but it is not required

Returns:

the scanned bitmap

onPostExecute

protected void onPostExecute(android.graphics.Bitmap bitmap)

A function to hide the progress dialog after performing the main function.

Overrides:

onPostExecute in class android.os.AsyncTask<java.lang.Void,java.lang.Void,android.graphics.Bitmap>

onPreExecute

protected void onPreExecute()

A function to show a progress dialog before performing the main function.

Overrides:

onPreExecute in class android.os.AsyncTask<java.lang.Void,java.lang.Void,android.graphics.Bitmap>