/*************************************************************************
*
* $RCSfile: ChartHelper.java,v $
*
* $Revision: 1.3 $
*
* last change: $Author: hr $ $Date: 2003/06/30 15:08:49 $
*
* The Contents of this file are made available subject to the terms of
* the BSD license.
*
* Copyright (c) 2003 by Sun Microsystems, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of Sun Microsystems, Inc. nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
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* USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*************************************************************************/
// __________ Imports __________
// base classes
import com.sun.star.uno.XInterface;
import com.sun.star.uno.UnoRuntime;
import com.sun.star.lang.*;
// factory for creating components
import com.sun.star.lang.XMultiServiceFactory;
// property access
import com.sun.star.beans.*;
// container access
import com.sun.star.container.*;
// application specific classes
import com.sun.star.chart.XChartDocument;
import com.sun.star.chart.XDiagram;
import com.sun.star.drawing.*;
import com.sun.star.frame.XModel;
// base graphics things
import com.sun.star.awt.Point;
import com.sun.star.awt.Size;
// Exceptions
import com.sun.star.uno.RuntimeException;
import com.sun.star.container.NoSuchElementException;
import com.sun.star.beans.UnknownPropertyException;
import com.sun.star.lang.IndexOutOfBoundsException;
// __________ Implementation __________
/** Helper for creating an OLE chart
@author Björn Milcke
*/
public class ChartHelper
{
public ChartHelper( XModel aContainerDoc )
{
maContainerDocument = aContainerDoc;
}
// ____________________
public XChartDocument insertOLEChart(
String sChartName,
Point aUpperLeft,
Size aExtent,
String sChartServiceName )
{
XChartDocument aResult = null;
XShapes aPage = null;
// try interface for multiple pages in a document
XDrawPagesSupplier aSupplier = (XDrawPagesSupplier) UnoRuntime.queryInterface(
XDrawPagesSupplier.class, maContainerDocument );
if( aSupplier != null )
{
try
{
// get first page
aPage = (XShapes) UnoRuntime.queryInterface(
XShapes.class, aSupplier.getDrawPages().getByIndex( 0 ) );
}
catch( Exception ex )
{
System.out.println( "First page not found in shape collection: " + ex );
}
}
else
{
// try interface for single draw page (e.g. spreadsheet)
XDrawPageSupplier aOnePageSupplier = (XDrawPageSupplier) UnoRuntime.queryInterface(
XDrawPageSupplier.class, maContainerDocument );
if( aOnePageSupplier != null )
{
aPage = (XShapes) UnoRuntime.queryInterface(
XShapes.class, aOnePageSupplier.getDrawPage());
}
}
if( aPage != null )
{
XMultiServiceFactory aFact = (XMultiServiceFactory) UnoRuntime.queryInterface(
XMultiServiceFactory.class, maContainerDocument );
if( aFact != null )
{
try
{
// create an OLE shape
XShape aShape = (XShape) UnoRuntime.queryInterface(
XShape.class,
aFact.createInstance( "com.sun.star.drawing.OLE2Shape" ));
// insert the shape into the page
aPage.add( aShape );
aShape.setPosition( aUpperLeft );
aShape.setSize( aExtent );
// make the OLE shape a chart
XPropertySet aShapeProp = (XPropertySet) UnoRuntime.queryInterface(
XPropertySet.class, aShape );
if( aShapeProp != null )
{
// set the class id for charts
aShapeProp.setPropertyValue( "CLSID", msChartClassID );
// retrieve the chart document as model of the OLE shape
aResult = (XChartDocument) UnoRuntime.queryInterface(
XChartDocument.class,
aShapeProp.getPropertyValue( "Model" ));
// create a diagram via the factory and set this as new diagram
aResult.setDiagram(
(XDiagram) UnoRuntime.queryInterface(
XDiagram.class,
((XMultiServiceFactory) UnoRuntime.queryInterface(
XMultiServiceFactory.class,
aResult )).createInstance( sChartServiceName )));
}
}
catch( Exception ex )
{
System.out.println( "Couldn't change the OLE shape into a chart: " + ex );
}
}
}
return aResult;
}
// __________ private members and methods __________
private final String msChartClassID = "12dcae26-281f-416f-a234-c3086127382e";
private XModel maContainerDocument;
}