/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: SOImageService.java,v $
*
* $Revision: 1.3.18.1 $
*
* last change: $Author: kz $ $Date: 2008/01/18 13:00:07 $
*
* The Contents of this file are made available subject to
* the terms of GNU Lesser General Public License Version 2.1.
*
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2005 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
************************************************************************/
package com.sun.star.report;
import java.awt.Dimension;
import java.io.InputStream;
import com.sun.star.awt.Size;
import com.sun.star.beans.PropertyValue;
import com.sun.star.beans.UnknownPropertyException;
import com.sun.star.beans.XPropertySet;
import com.sun.star.beans.XPropertySetInfo;
import com.sun.star.graphic.XGraphicProvider;
import com.sun.star.io.IOException;
import com.sun.star.io.XInputStream;
import com.sun.star.lang.WrappedTargetException;
import com.sun.star.lang.XMultiComponentFactory;
import com.sun.star.lib.uno.adapter.ByteArrayToXInputStreamAdapter;
import com.sun.star.lib.uno.adapter.InputStreamToXInputStreamAdapter;
import com.sun.star.uno.UnoRuntime;
import com.sun.star.uno.XComponentContext;
/**
* @author oj93728
*/
public class SOImageService implements ImageService
{
private XGraphicProvider m_xGraphicProvider;
/**
* Creates a new instance of SOImageService
*/
public SOImageService(final XComponentContext xCompContext)
throws ReportExecutionException, com.sun.star.uno.Exception
{
if (xCompContext == null)
{
throw new ReportExecutionException();
}
final XMultiComponentFactory m_xMCF = xCompContext.getServiceManager();
m_xGraphicProvider = (XGraphicProvider) UnoRuntime.queryInterface(XGraphicProvider.class,
m_xMCF.createInstanceWithContext("com.sun.star.graphic.GraphicProvider", xCompContext));
if (m_xGraphicProvider == null)
{
throw new ReportExecutionException("There is no graphic-provider available.");
}
}
public Dimension getImageSize(final InputStream image) throws ReportExecutionException
{
return getImageSize(new InputStreamToXInputStreamAdapter(image));
}
private Dimension getImageSize(final XInputStream image) throws ReportExecutionException
{
final Dimension dim = new Dimension();
try
{
final PropertyValue[] value = new PropertyValue[1];
value[0] = new PropertyValue();
value[0].Name = "InputStream";
value[0].Value = image;
final XPropertySet xImage = (XPropertySet)UnoRuntime.queryInterface( XPropertySet.class,
m_xGraphicProvider.queryGraphic( value ) );
if (xImage != null)
{
final XPropertySetInfo xInfo = xImage.getPropertySetInfo();
if (xInfo.hasPropertyByName("Size100thMM"))
{
Size imageSize = (Size) xImage.getPropertyValue("Size100thMM");
dim.setSize(imageSize.Width, imageSize.Height);
if (dim.height == 0 && dim.width == 0)
{
imageSize = (Size) xImage.getPropertyValue("SizePixel");
final int dpi = java.awt.Toolkit.getDefaultToolkit().getScreenResolution();
final double fac = 2540 / dpi;
dim.setSize(imageSize.Width * fac, imageSize.Height * fac);
}
}
else if (xInfo.hasPropertyByName("SizePixel"))
{
final Size imageSize = (Size) xImage.getPropertyValue("SizePixel");
final int dpi = java.awt.Toolkit.getDefaultToolkit().getScreenResolution();
final double fac = 2540 / dpi;
dim.setSize(imageSize.Width * fac, imageSize.Height * fac);
}
}
}
catch (UnknownPropertyException ex)
{
throw new ReportExecutionException("Failed to query Image-Size", ex);
}
catch (WrappedTargetException ex)
{
throw new ReportExecutionException("Failed to query Image-Size", ex);
}
catch (com.sun.star.lang.IllegalArgumentException ex)
{
throw new ReportExecutionException("Failed to query Image-Size", ex);
}
catch (IOException ex)
{
throw new ReportExecutionException("Failed to query Image-Size", ex);
}
return dim;
}
public Dimension getImageSize(final byte[] image) throws ReportExecutionException
{
return getImageSize(new ByteArrayToXInputStreamAdapter(image));
}
private String getMimeType(final XInputStream image) throws ReportExecutionException
{
String mimeType = null;
try
{
final PropertyValue[] value = new PropertyValue[] { new PropertyValue() };
value[0].Name = "InputStream";
value[0].Value = image;
final XPropertySet xImage = (XPropertySet)UnoRuntime.queryInterface(XPropertySet.class,
m_xGraphicProvider.queryGraphic(value));
if (xImage != null)
{
final XPropertySetInfo xInfo = xImage.getPropertySetInfo();
if (xInfo.hasPropertyByName("MimeType"))
{
mimeType = (String) xImage.getPropertyValue("MimeType");
}
}
}
catch (UnknownPropertyException ex)
{
throw new ReportExecutionException();
}
catch (WrappedTargetException ex)
{
throw new ReportExecutionException();
}
catch (com.sun.star.lang.IllegalArgumentException ex)
{
throw new ReportExecutionException();
}
catch (IOException ex)
{
throw new ReportExecutionException();
}
return mimeType;
}
public String getMimeType(final InputStream image) throws ReportExecutionException
{
return getMimeType(new InputStreamToXInputStreamAdapter(image));
}
public String getMimeType(final byte[] image) throws ReportExecutionException
{
return getMimeType(new ByteArrayToXInputStreamAdapter(image));
}
}