forked from amazingfate/loongoffice
INTEGRATION: CWS sdk02 (1.1.2); FILE ADDED
2003/05/09 10:36:54 jsc 1.1.2.1: #109045# insert new and remove example zip file
This commit is contained in:
Vladimir Glazounov
442
odk/examples/DevelopersGuide/Charts/JavaSampleChartAddIn.java
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442
odk/examples/DevelopersGuide/Charts/JavaSampleChartAddIn.java
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@ -0,0 +1,442 @@
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// base classes
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import com.sun.star.uno.XInterface;
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import com.sun.star.uno.UnoRuntime;
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import com.sun.star.uno.Type;
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import com.sun.star.container.XIndexAccess;
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import com.sun.star.lib.uno.helper.WeakBase;
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// factories
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import com.sun.star.lang.XMultiServiceFactory;
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import com.sun.star.lang.XSingleServiceFactory;
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// graphics stuff
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import com.sun.star.drawing.*;
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import com.sun.star.awt.Point;
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import com.sun.star.awt.Rectangle;
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import com.sun.star.awt.Size;
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// chart stuff
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import com.sun.star.chart.*;
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// property access
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import com.sun.star.beans.*;
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// Add-In stuff
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import com.sun.star.lang.XInitialization;
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import com.sun.star.util.XRefreshable;
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import com.sun.star.lang.XServiceName;
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import com.sun.star.lang.XServiceInfo;
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import com.sun.star.lang.XTypeProvider;
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// Exceptions
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import com.sun.star.uno.Exception;
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import com.sun.star.uno.RuntimeException;
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import javax.swing.JOptionPane;
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public class JavaSampleChartAddIn extends WeakBase implements
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XInitialization,
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XRefreshable,
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XDiagram,
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XServiceName,
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XServiceInfo
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{
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public JavaSampleChartAddIn()
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{}
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// __________ interface methods __________
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// XInitialization
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public void initialize( Object[] aArguments )
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throws Exception, RuntimeException
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{
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if( aArguments.length > 0 )
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{
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maChartDocument = (XChartDocument) UnoRuntime.queryInterface(
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XChartDocument.class, aArguments[ 0 ]);
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XPropertySet aDocProp = (XPropertySet) UnoRuntime.queryInterface(
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XPropertySet.class, maChartDocument );
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if( aDocProp != null )
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{
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// set base diagram which will be extended in refresh()
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aDocProp.setPropertyValue( "BaseDiagram", "com.sun.star.chart.XYDiagram" );
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}
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// get the draw page
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XDrawPageSupplier aPageSupp = (XDrawPageSupplier) UnoRuntime.queryInterface(
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XDrawPageSupplier.class, maChartDocument );
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if( aPageSupp != null )
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maDrawPage = (XDrawPage) UnoRuntime.queryInterface(
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XDrawPage.class, aPageSupp.getDrawPage() );
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// get a factory for creating shapes
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maShapeFactory = (XMultiServiceFactory) UnoRuntime.queryInterface(
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XMultiServiceFactory.class, maChartDocument );
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}
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}
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// XRefreshable
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public void refresh() throws RuntimeException
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{
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// recycle shapes in first call, if document was loaded
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if( maBottomLine == null ||
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maTopLine == null )
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{
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// try to recycle loaded shapes
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XPropertySet aDocProp = (XPropertySet) UnoRuntime.queryInterface(
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XPropertySet.class, maChartDocument );
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if( aDocProp != null )
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{
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try
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{
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XIndexAccess aShapesIA = (XIndexAccess) UnoRuntime.queryInterface(
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XIndexAccess.class, aDocProp.getPropertyValue( "AdditionalShapes" ));
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if( aShapesIA != null &&
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aShapesIA.getCount() > 0 )
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{
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XShape aShape;
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String aName;
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for( int i = aShapesIA.getCount() - 1; i >= 0; --i )
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{
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aShape = (XShape) UnoRuntime.queryInterface(
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XShape.class, aShapesIA.getByIndex( i ));
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if( aShape != null )
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{
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XPropertySet aProp = (XPropertySet) UnoRuntime.queryInterface(
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XPropertySet.class, aShape );
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aName = (String) aProp.getPropertyValue( "Name" );
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if( aName.equals( "top" ))
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{
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maTopLine = aShape;
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}
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else if( aName.equals( "bottom" ))
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{
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maBottomLine = aShape;
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}
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}
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}
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}
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}
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catch( Exception ex )
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{
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JOptionPane.showMessageDialog( null, ex, "Exception caught", JOptionPane.WARNING_MESSAGE );
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}
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}
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}
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// create top line if it does not yet exist
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try
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{
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if( maTopLine == null )
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{
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maTopLine = (XShape) UnoRuntime.queryInterface(
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XShape.class, maShapeFactory.createInstance( "com.sun.star.drawing.LineShape" ));
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maDrawPage.add( maTopLine );
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// make line red and thicker
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XPropertySet aShapeProp = (XPropertySet) UnoRuntime.queryInterface(
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XPropertySet.class, maTopLine );
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aShapeProp.setPropertyValue( "LineColor", new Integer( 0xe01010 ));
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aShapeProp.setPropertyValue( "LineWidth", new Integer( 50 ));
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aShapeProp.setPropertyValue( "Name", "top" );
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}
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}
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catch( Exception ex )
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{
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JOptionPane.showMessageDialog( null, ex, "Exception caught", JOptionPane.WARNING_MESSAGE );
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}
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// create bottom line if it does not yet exist
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try
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{
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if( maBottomLine == null )
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{
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maBottomLine = (XShape) UnoRuntime.queryInterface(
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XShape.class, maShapeFactory.createInstance( "com.sun.star.drawing.LineShape" ));
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maDrawPage.add( maBottomLine );
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// make line green and thicker
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XPropertySet aShapeProp = (XPropertySet) UnoRuntime.queryInterface(
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XPropertySet.class, maBottomLine );
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aShapeProp.setPropertyValue( "LineColor", new Integer( 0x10e010 ));
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aShapeProp.setPropertyValue( "LineWidth", new Integer( 50 ));
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aShapeProp.setPropertyValue( "Name", "bottom" );
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}
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}
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catch( Exception ex )
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{
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JOptionPane.showMessageDialog( null, ex, "Exception caught", JOptionPane.WARNING_MESSAGE );
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}
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if( maTopLine == null ||
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maBottomLine == null )
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{
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JOptionPane.showMessageDialog( null, "One of the lines is still null", "Assertion", JOptionPane.WARNING_MESSAGE );
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return;
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}
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// position lines
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// --------------
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// get data
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XChartDataArray aDataArray = (XChartDataArray) UnoRuntime.queryInterface(
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XChartDataArray.class, maChartDocument.getData());
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double aData[][] = aDataArray.getData();
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// get axes
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XDiagram aDiagram = maChartDocument.getDiagram();
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XShape aXAxis = (XShape) UnoRuntime.queryInterface(
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XShape.class, ((XAxisXSupplier) UnoRuntime.queryInterface(
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XAxisXSupplier.class, aDiagram )).getXAxis() );
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XShape aYAxis = (XShape) UnoRuntime.queryInterface(
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XShape.class, ((XAxisYSupplier) UnoRuntime.queryInterface(
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XAxisYSupplier.class, aDiagram )).getYAxis() );
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// calculate points for hull
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final int nLength = aData.length;
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int i, j;
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double fMax, fMin;
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Point aMaxPtSeq[][] = new Point[ 1 ][];
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aMaxPtSeq[ 0 ] = new Point[ nLength ];
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Point aMinPtSeq[][] = new Point[ 1 ][];
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aMinPtSeq[ 0 ] = new Point[ nLength ];
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for( i = 0; i < nLength; i++ )
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{
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fMin = fMax = aData[ i ][ 1 ];
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for( j = 1; j < aData[ i ].length; j++ )
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{
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if( aData[ i ][ j ] > fMax )
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fMax = aData[ i ][ j ];
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else if( aData[ i ][ j ] < fMin )
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fMin = aData[ i ][ j ];
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}
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aMaxPtSeq[ 0 ][ i ] = new Point( getAxisPosition( aXAxis, aData[ i ][ 0 ], false ),
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getAxisPosition( aYAxis, fMax, true ));
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aMinPtSeq[ 0 ][ i ] = new Point( getAxisPosition( aXAxis, aData[ i ][ 0 ], false ),
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getAxisPosition( aYAxis, fMin, true ));
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}
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// apply point sequences to lines
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try
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{
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XPropertySet aShapeProp = (XPropertySet) UnoRuntime.queryInterface(
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XPropertySet.class, maTopLine );
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aShapeProp.setPropertyValue( "PolyPolygon", aMaxPtSeq );
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aShapeProp = (XPropertySet) UnoRuntime.queryInterface(
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XPropertySet.class, maBottomLine );
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aShapeProp.setPropertyValue( "PolyPolygon", aMinPtSeq );
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}
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catch( Exception ex )
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{
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JOptionPane.showMessageDialog( null, ex, "Exception caught", JOptionPane.WARNING_MESSAGE );
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}
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}
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public void addRefreshListener( com.sun.star.util.XRefreshListener aListener )
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throws RuntimeException
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{
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// we don't want this but we have to implement the interface
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}
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public void removeRefreshListener( com.sun.star.util.XRefreshListener aListener )
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throws RuntimeException
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{
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// we don't want this but we have to implement the interface
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}
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// XServiceName
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public String getServiceName() throws RuntimeException
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{
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return new String( smServiceName );
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}
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// XServiceInfo
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public boolean supportsService( String aServiceName )
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{
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String[] aServices = getSupportedServiceNames_Static();
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int i, nLength = aServices.length;
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boolean bResult = false;
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for( i = 0; !bResult && i < nLength; ++i )
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bResult = aServiceName.equals( aServices[ i ] );
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return bResult;
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}
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public String getImplementationName()
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{
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return( JavaSampleChartAddIn.class.getName() );
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}
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public String[] getSupportedServiceNames()
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{
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return getSupportedServiceNames_Static();
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}
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// XDiagram
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public String getDiagramType() throws RuntimeException
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{
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return new String( smServiceName );
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}
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public XPropertySet getDataRowProperties( int nRow )
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throws com.sun.star.lang.IndexOutOfBoundsException, RuntimeException
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{
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return maChartDocument.getDiagram().getDataRowProperties( nRow );
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}
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public XPropertySet getDataPointProperties( int nCol, int nRow )
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throws com.sun.star.lang.IndexOutOfBoundsException, RuntimeException
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{
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return maChartDocument.getDiagram().getDataPointProperties( nCol, nRow );
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}
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// XShape : XDiagram
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public Size getSize() throws RuntimeException
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{
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return ((XShape) UnoRuntime.queryInterface( XShape.class, maChartDocument.getDiagram())).getSize();
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}
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public void setSize( Size aSize ) throws RuntimeException, PropertyVetoException
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{
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((XShape) UnoRuntime.queryInterface( XShape.class, maChartDocument.getDiagram())).setSize( aSize );
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}
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public Point getPosition() throws RuntimeException
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{
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return ((XShape) UnoRuntime.queryInterface( XShape.class, maChartDocument.getDiagram())).getPosition();
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}
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public void setPosition( Point aPos ) throws RuntimeException
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{
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((XShape) UnoRuntime.queryInterface( XShape.class, maChartDocument.getDiagram())).setPosition( aPos );
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}
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// XShapeDescriptor : XShape : XDiagram
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public String getShapeType() throws RuntimeException
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{
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return new String( "com.sun.star.comp.Chart.JavaSampleDiagramShape" );
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}
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// __________ private members __________
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private com.sun.star.chart.XChartDocument maChartDocument;
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private com.sun.star.drawing.XDrawPage maDrawPage;
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private com.sun.star.lang.XMultiServiceFactory maShapeFactory;
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// shapes added by add-in
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private com.sun.star.drawing.XShape maTopLine;
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private com.sun.star.drawing.XShape maBottomLine;
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// __________ private methods __________
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private int getAxisPosition( XShape aAxis, double fValue, boolean bVertical )
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{
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int nResult = 0;
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if( aAxis != null )
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{
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XPropertySet aAxisProp = (XPropertySet) UnoRuntime.queryInterface(
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XPropertySet.class, aAxis );
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try
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{
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double fMin, fMax;
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fMin = ((Double) aAxisProp.getPropertyValue( "Min" )).doubleValue();
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fMax = ((Double) aAxisProp.getPropertyValue( "Max" )).doubleValue();
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double fRange = fMax - fMin;
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if( fMin <= fValue && fValue <= fMax &&
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fRange != 0 )
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{
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if( bVertical )
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{
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nResult = aAxis.getPosition().Y +
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(int)((double)(aAxis.getSize().Height) *
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(1.0 - (( fValue - fMin ) / fRange )));
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}
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else
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{
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nResult = aAxis.getPosition().X +
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(int)((double)(aAxis.getSize().Width) *
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(( fValue - fMin ) / fRange ));
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}
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}
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}
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catch( Exception ex )
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{
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JOptionPane.showMessageDialog( null, ex, "Exception caught", JOptionPane.WARNING_MESSAGE );
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}
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}
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return nResult;
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}
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// __________ static things __________
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private static final String smServiceName = "com.sun.star.comp.Chart.JavaSampleChartAddIn";
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public static String[] getSupportedServiceNames_Static()
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{
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String[] aResult = { smServiceName,
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"com.sun.star.chart.Diagram",
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"com.sun.star.chart.ChartAxisYSupplier" };
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return aResult;
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}
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/**
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* Returns a factory for creating the service.
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* This method is called by the <code>JavaLoader</code>
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* <p>
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* @return returns a <code>XSingleServiceFactory</code> for creating the component
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* @param implName the name of the implementation for which a service is desired
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* @param multiFactory the service manager to be used if needed
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* @param regKey the registryKey
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* @see com.sun.star.comp.loader.JavaLoader
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*/
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public static XSingleServiceFactory __getServiceFactory(
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String implName,
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XMultiServiceFactory multiFactory,
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com.sun.star.registry.XRegistryKey regKey )
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{
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XSingleServiceFactory xSingleServiceFactory = null;
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if( implName.equals( JavaSampleChartAddIn.class.getName()) )
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{
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xSingleServiceFactory = com.sun.star.comp.loader.FactoryHelper.getServiceFactory(
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JavaSampleChartAddIn.class, smServiceName,
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multiFactory, regKey );
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}
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return xSingleServiceFactory;
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}
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/**
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* Writes the service information into the given registry key.
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* This method is called by the <code>JavaLoader</code>
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* <p>
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* @return returns true if the operation succeeded
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* @param regKey the registryKey
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* @see com.sun.star.comp.loader.JavaLoader
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*/
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public static boolean __writeRegistryServiceInfo( com.sun.star.registry.XRegistryKey regKey )
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{
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boolean bResult = true;
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String[] aServices = getSupportedServiceNames_Static();
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int i, nLength = aServices.length;
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for( i = 0; i < nLength; ++i )
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{
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bResult = bResult && com.sun.star.comp.loader.FactoryHelper.writeRegistryServiceInfo(
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JavaSampleChartAddIn.class.getName(), aServices[ i ], regKey );
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}
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return bResult;
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}
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}
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