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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2008 by Sun Microsystems, Inc.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: SOImageService.java,v $
* $Revision: 1.7 $
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org 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 version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
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 final 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[]{new PropertyValue()};
// 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 / (double)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 (Exception 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
{
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"))
{
return (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 null;
}
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));
}
}
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