Android Open Source - Aviary-Android-SDK Enhance Effect Panel

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The source code is released under:
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Java Source Code

package com.aviary.android.feather.effects;
/*from   w  ww.j  a va2s .  co  m*/
import org.json.JSONException;

import android.app.ProgressDialog;
import android.graphics.Bitmap;
import android.graphics.Bitmap.Config;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.ViewGroup;

import com.aviary.android.feather.R;
import com.aviary.android.feather.common.utils.SystemUtils;
import com.aviary.android.feather.common.utils.os.AviaryAsyncTask;
import com.aviary.android.feather.headless.moa.Moa;
import com.aviary.android.feather.headless.moa.MoaActionList;
import com.aviary.android.feather.library.content.ToolEntry;
import com.aviary.android.feather.library.filters.EnhanceFilter;
import com.aviary.android.feather.library.filters.EnhanceFilter.Types;
import com.aviary.android.feather.library.filters.FilterLoaderFactory;
import com.aviary.android.feather.library.filters.FilterLoaderFactory.Filters;
import com.aviary.android.feather.library.services.IAviaryController;
import com.aviary.android.feather.library.services.LocalDataService;
import com.aviary.android.feather.library.utils.BitmapUtils;
import com.aviary.android.feather.widget.AviaryHighlightImageButton;
import com.aviary.android.feather.widget.AviaryHighlightImageButton.OnCheckedChangeListener;

public class EnhanceEffectPanel extends AbstractOptionPanel implements OnCheckedChangeListener {

  // current rendering task
  private RenderTask mCurrentTask;
  // panel is renderding
  volatile boolean mIsRendering = false;

  private Filters mFilterType;
  boolean enableFastPreview = false;
  MoaActionList mActions = null;
  // ui buttons
  AviaryHighlightImageButton mButton1, mButton2, mButton3;
  // current selected button
  private AviaryHighlightImageButton mCurrent;

  public EnhanceEffectPanel ( IAviaryController context, ToolEntry entry, Filters type ) {
    super( context, entry );
    mFilterType = type;
  }

  @Override
  public void onCreate( Bitmap bitmap, Bundle options ) {
    super.onCreate( bitmap, options );

    ViewGroup panel = getOptionView();

    mButton1 = (AviaryHighlightImageButton) panel.findViewById( R.id.button1 );
    mButton1.setOnCheckedChangeListener( this );
    if ( mButton1.isChecked() ) mCurrent = mButton1;

    mButton2 = (AviaryHighlightImageButton) panel.findViewById( R.id.button2 );
    mButton2.setOnCheckedChangeListener( this );
    if ( mButton2.isChecked() ) mCurrent = mButton2;

    mButton3 = (AviaryHighlightImageButton) panel.findViewById( R.id.button3 );
    mButton3.setOnCheckedChangeListener( this );
    if ( mButton3.isChecked() ) mCurrent = mButton3;
  }

  @Override
  public void onActivate() {
    super.onActivate();
    mPreview = BitmapUtils.copy( mBitmap, Config.ARGB_8888 );

    LocalDataService dataService = getContext().getService( LocalDataService.class );
    enableFastPreview = dataService.getFastPreviewEnabled();
  }

  @Override
  public void onDeactivate() {
    super.onDeactivate();

    mButton1.setOnCheckedChangeListener( null );
    mButton2.setOnCheckedChangeListener( null );
    mButton3.setOnCheckedChangeListener( null );
  }

  @Override
  public boolean isRendering() {
    return mIsRendering;
  }

  @Override
  public void onBitmapReplaced( Bitmap bitmap ) {
    super.onBitmapReplaced( bitmap );

    if ( isActive() ) {
      mButton1.setChecked( false );
      mButton2.setChecked( false );
      mButton3.setChecked( false );
    }
  }

  @Override
  public void onCheckedChanged( AviaryHighlightImageButton buttonView, boolean isChecked, boolean fromUser ) {

    if ( mCurrent != null && !buttonView.equals( mCurrent ) ) {
      mCurrent.setChecked( false );
    }

    final int id = buttonView.getId();
    mCurrent = buttonView;

    if ( !isActive() || !isEnabled() || !fromUser ) return;

    Types type = Types.HiDef;

    killCurrentTask();

    if ( id == R.id.button1 ) {
      type = Types.HiDef;
    } else if ( id == R.id.button2 ) {
      type = Types.Illuminate;
    } else if ( id == R.id.button3 ) {
      type = Types.ColorFix;
    }

    if ( !isChecked ) {
      // restore the original image
      BitmapUtils.copy( mBitmap, mPreview );
      onPreviewChanged( mPreview, false, true );
      setIsChanged( false );
      mActions = null;

      mTrackingAttributes.clear();

    } else {
      if ( type != null ) {
        mCurrentTask = new RenderTask();
        mCurrentTask.execute( type );

        mTrackingAttributes.put( "Effects", type.name() );
      }
    }
  }

  @Override
  protected void onProgressStart() {
    if ( !enableFastPreview ) {
      onProgressModalStart();
      return;
    }
    super.onProgressStart();
  }

  @Override
  protected void onProgressEnd() {
    if ( !enableFastPreview ) {
      onProgressModalEnd();
      return;
    }
    super.onProgressEnd();
  }

  @Override
  protected ViewGroup generateOptionView( LayoutInflater inflater, ViewGroup parent ) {
    return (ViewGroup) inflater.inflate( R.layout.aviary_panel_enhance, parent, false );
  }

  @Override
  public boolean onBackPressed() {
    killCurrentTask();
    return super.onBackPressed();
  }

  @Override
  public void onCancelled() {
    killCurrentTask();
    mIsRendering = false;
    super.onCancelled();
  }

  @Override
  public boolean onCancel() {
    killCurrentTask();
    return super.onCancel();
  }

  private void killCurrentTask() {
    if ( mCurrentTask != null ) {
      synchronized ( mCurrentTask ) {
        mCurrentTask.cancel( true );
        mCurrentTask.renderFilter.stop();
        onProgressEnd();
      }
      mIsRendering = false;
      mCurrentTask = null;
    }
  }

  @Override
  public boolean getIsChanged() {
    return super.getIsChanged() || mIsRendering == true;
  }

  class RenderTask extends AviaryAsyncTask<Types, Void, Bitmap> {

    String mError;

    volatile EnhanceFilter renderFilter;

    public RenderTask () {
      renderFilter = (EnhanceFilter) FilterLoaderFactory.get( mFilterType );
      mError = null;
    }

    @Override
    protected void PreExecute() {
      onProgressStart();
    }

    @Override
    protected Bitmap doInBackground( Types... params ) {
      if ( isCancelled() ) return null;

      Bitmap result = null;
      mIsRendering = true;
      Types type = params[0];
      renderFilter.setType( type );

      try {
        result = renderFilter.execute( mBitmap, mPreview, 1, 1 );
        mActions = renderFilter.getActions();
      } catch ( JSONException e ) {
        e.printStackTrace();
        mError = e.getMessage();
        return null;
      }

      if ( isCancelled() ) return null;
      return result;
    }

    @Override
    protected void PostExecute( Bitmap result ) {

      if ( !isActive() ) return;

      onProgressEnd();

      if ( isCancelled() ) return;

      if ( result != null ) {

        if ( SystemUtils.isHoneyComb() ) {
          Moa.notifyPixelsChanged( mPreview );
        }

        onPreviewChanged( mPreview, false, true );
      } else {
        if ( mError != null ) {
          onGenericError( mError, android.R.string.ok, null );
        }
      }

      mIsRendering = false;
      mCurrentTask = null;
    }

    @Override
    protected void onCancelled() {
      renderFilter.stop();
      super.onCancelled();
    }
  }

  @Override
  protected void onGenerateResult() {

    if ( mIsRendering ) {
      GenerateResultTask task = new GenerateResultTask();
      task.execute();
    } else {
      onComplete( mPreview, mActions );
    }
  }

  class GenerateResultTask extends AviaryAsyncTask<Void, Void, Void> {

    /** The m progress. */
    ProgressDialog mProgress = new ProgressDialog( getContext().getBaseContext() );

    @Override
    protected void PreExecute() {
      mProgress.setTitle( getContext().getBaseContext().getString( R.string.feather_loading_title ) );
      mProgress.setMessage( getContext().getBaseContext().getString( R.string.feather_effect_loading_message ) );
      mProgress.setIndeterminate( true );
      mProgress.setCancelable( false );
      mProgress.show();
    }

    @Override
    protected Void doInBackground( Void... params ) {

      mLogger.info( "GenerateResultTask::doInBackground", mIsRendering );

      while ( mIsRendering ) {
        // mLogger.log( "waiting...." );
      }

      return null;
    }

    @Override
    protected void PostExecute( Void result ) {

      mLogger.info( "GenerateResultTask::PostExecute" );

      if ( getContext().getBaseActivity().isFinishing() ) return;
      if ( mProgress.isShowing() ) mProgress.dismiss();
      onComplete( mPreview, mActions );
    }
  }
}
Java Source Code List
