bencoding.pdf.ConvertersProxy.java Source code

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Here is the source code for bencoding.pdf.ConvertersProxy.java

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/**
 * benCoding.PDF Titanium Project
 * Copyright (c) 2009-2013 by Benjamin Bahrenburg. All Rights Reserved.
 * Licensed under the terms of the Apache Public License
 * Please see the LICENSE included with this distribution for details.
 *
 */
package bencoding.pdf;

import java.io.ByteArrayOutputStream;
import java.io.FileNotFoundException;

import org.appcelerator.kroll.KrollProxy;
import org.appcelerator.kroll.annotations.Kroll;
import org.appcelerator.kroll.common.Log;
import org.appcelerator.titanium.TiBlob;
import org.appcelerator.titanium.view.TiDrawableReference;

import com.itextpdf.text.Document;
import com.itextpdf.text.DocumentException;
import com.itextpdf.text.Image;
import com.itextpdf.text.pdf.PdfWriter;
import android.graphics.Bitmap;

@Kroll.proxy(creatableInModule = PdfModule.class)
public class ConvertersProxy extends KrollProxy {

    public ConvertersProxy() {
        super();
    }

    // Methods
    @Kroll.method
    public TiBlob convertImageToPDF(TiBlob blob, @Kroll.argument(optional = true) Object resolution)
            throws Exception {
        TiBlob result = null;
        Bitmap bitmap = null;
        ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
        TiDrawableReference ref = TiDrawableReference.fromBlob(getActivity(), blob);
        Document document = new Document();
        try {
            PdfWriter.getInstance(document, outputStream);
            document.open();
            bitmap = ref.getBitmap();
            ByteArrayOutputStream stream = new ByteArrayOutputStream();
            bitmap.compress(Bitmap.CompressFormat.JPEG, 100, stream);
            byte[] bitmapdata = stream.toByteArray();
            Image image1 = Image.getInstance(bitmapdata);
            document.add(image1);
            document.close();
            byte[] bytes = outputStream.toByteArray();
            result = TiBlob.blobFromData(bytes);
            return result;

        } catch (FileNotFoundException e) {
            e.printStackTrace();
            Log.i(PdfModule.MODULE_FULL_NAME, e.toString());
        } catch (DocumentException e) {
            Log.i(PdfModule.MODULE_FULL_NAME, e.toString());
            e.printStackTrace();
        } finally {
            if (bitmap != null) {
                bitmap.recycle();
                bitmap = null;
            }
            outputStream = null;
            ref = null;
            document = null;
        }

        return result;
    }
}