INTEGRATION: CWS sdk02 (1.1.2); FILE ADDED
2003/05/09 10:36:47 jsc 1.1.2.1: #109045# insert new and remove example zip file
This commit is contained in:
Vladimir Glazounov
370
odk/examples/DevelopersGuide/Charts/CalcHelper.java
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370
odk/examples/DevelopersGuide/Charts/CalcHelper.java
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// __________ Imports __________
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import java.util.Random;
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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.lang.*;
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// factory for creating components
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import com.sun.star.comp.servicemanager.ServiceManager;
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import com.sun.star.lang.XMultiServiceFactory;
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import com.sun.star.bridge.XUnoUrlResolver;
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import com.sun.star.uno.XNamingService;
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import com.sun.star.frame.XDesktop;
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import com.sun.star.frame.XComponentLoader;
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// property access
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import com.sun.star.beans.*;
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// container access
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import com.sun.star.container.*;
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// application specific classes
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import com.sun.star.sheet.*;
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import com.sun.star.table.*;
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import com.sun.star.chart.*;
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import com.sun.star.document.XEmbeddedObjectSupplier;
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import com.sun.star.frame.XModel;
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import com.sun.star.frame.XController;
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// base graphics things
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import com.sun.star.awt.Point;
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import com.sun.star.awt.Size;
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import com.sun.star.awt.Rectangle;
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// Exceptions
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import com.sun.star.uno.RuntimeException;
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import com.sun.star.container.NoSuchElementException;
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import com.sun.star.beans.UnknownPropertyException;
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import com.sun.star.lang.IndexOutOfBoundsException;
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// __________ Implementation __________
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/** Helper for accessing a calc document
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@author Björn Milcke
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*/
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public class CalcHelper
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{
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public CalcHelper( XSpreadsheetDocument aDoc )
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{
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maSpreadSheetDoc = aDoc;
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initSpreadSheet();
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}
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// ____________________
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public XSpreadsheet getChartSheet() throws RuntimeException
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{
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XNameAccess aSheetsNA = (XNameAccess) UnoRuntime.queryInterface(
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XNameAccess.class, maSpreadSheetDoc.getSheets() );
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XSpreadsheet aSheet = null;
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try
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{
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aSheet = (XSpreadsheet) UnoRuntime.queryInterface(
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XSpreadsheet.class, aSheetsNA.getByName( msChartSheetName ) );
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}
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catch( NoSuchElementException ex )
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{
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System.out.println( "Couldn't find sheet with name " + msChartSheetName + ": " + ex );
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}
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catch( Exception ex )
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{}
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return aSheet;
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}
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// ____________________
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public XSpreadsheet getDataSheet() throws RuntimeException
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{
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XNameAccess aSheetsNA = (XNameAccess) UnoRuntime.queryInterface(
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XNameAccess.class, maSpreadSheetDoc.getSheets() );
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XSpreadsheet aSheet = null;
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if( aSheetsNA != null )
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{
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try
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{
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aSheet = (XSpreadsheet) UnoRuntime.queryInterface(
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XSpreadsheet.class, aSheetsNA.getByName( msDataSheetName ) );
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}
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catch( NoSuchElementException ex )
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{
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System.out.println( "Couldn't find sheet with name " + msDataSheetName + ": " + ex );
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}
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catch( Exception ex )
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{}
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}
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return aSheet;
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}
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// ____________________
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/** Insert a chart using the given name as name of the OLE object and the range as correspoding
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range of data to be used for rendering. The chart is placed in the sheet for charts at
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position aUpperLeft extending as large as given in aExtent.
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The service name must be the name of a diagram service that can be instantiated via the
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factory of the chart document
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*/
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public XChartDocument insertChart(
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String sChartName,
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CellRangeAddress aRange,
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Point aUpperLeft,
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Size aExtent,
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String sChartServiceName )
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{
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XChartDocument aResult = null;
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XTableChartsSupplier aSheet;
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// get the sheet to insert the chart
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try
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{
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aSheet = (XTableChartsSupplier) UnoRuntime.queryInterface(
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XTableChartsSupplier.class, getChartSheet() );
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}
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catch( Exception ex )
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{
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System.out.println( "Sheet not found" + ex );
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return aResult;
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}
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XTableCharts aChartCollection = aSheet.getCharts();
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XNameAccess aChartCollectionNA = (XNameAccess) UnoRuntime.queryInterface(
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XNameAccess.class, aChartCollection );
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if( aChartCollectionNA != null &&
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! aChartCollectionNA.hasByName( sChartName ) )
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{
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Rectangle aRect = new Rectangle( aUpperLeft.X, aUpperLeft.Y, aExtent.Width, aExtent.Height );
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CellRangeAddress[] aAddresses = new CellRangeAddress[ 1 ];
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aAddresses[ 0 ] = aRange;
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// first bool: ColumnHeaders
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// second bool: RowHeaders
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aChartCollection.addNewByName( sChartName, aRect, aAddresses, true, false );
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try
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{
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XTableChart aTableChart = (XTableChart) UnoRuntime.queryInterface(
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XTableChart.class, aChartCollectionNA.getByName( sChartName ));
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// the table chart is an embedded object which contains the chart document
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aResult = (XChartDocument) UnoRuntime.queryInterface(
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XChartDocument.class,
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((XEmbeddedObjectSupplier) UnoRuntime.queryInterface(
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XEmbeddedObjectSupplier.class,
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aTableChart )).getEmbeddedObject());
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// create a diagram via the factory and set this as new diagram
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aResult.setDiagram(
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(XDiagram) UnoRuntime.queryInterface(
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XDiagram.class,
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((XMultiServiceFactory) UnoRuntime.queryInterface(
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XMultiServiceFactory.class,
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aResult )).createInstance( sChartServiceName )));
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}
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catch( NoSuchElementException ex )
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{
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System.out.println( "Couldn't find chart with name " + sChartName + ": " + ex );
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}
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catch( Exception ex )
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{}
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}
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return aResult;
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}
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// ____________________
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/** Fill a rectangular range with random numbers.
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The first column has increasing values
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*/
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public XCellRange insertRandomRange( int nColumnCount, int nRowCount )
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{
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XCellRange aRange = null;
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// get the sheet to insert the chart
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try
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{
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XSpreadsheet aSheet = getDataSheet();
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XCellRange aSheetRange = (XCellRange) UnoRuntime.queryInterface( XCellRange.class, aSheet );
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aRange = aSheetRange.getCellRangeByPosition(
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0, 0,
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nColumnCount - 1, nRowCount - 1 );
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int nCol, nRow;
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double fBase = 0.0;
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double fRange = 10.0;
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double fValue;
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Random aGenerator = new Random();
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for( nCol = 0; nCol < nColumnCount; nCol++ )
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{
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if( 0 == nCol )
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{
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(aSheet.getCellByPosition( nCol, 0 )).setFormula( "X" );
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}
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else
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{
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(aSheet.getCellByPosition( nCol, 0 )).setFormula( "Random " + nCol );
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}
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for( nRow = 1; nRow < nRowCount; nRow++ )
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{
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if( 0 == nCol )
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{
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// x values: ascending numbers
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fValue = (double)nRow + aGenerator.nextDouble();
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}
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else
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{
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fValue = fBase + ( aGenerator.nextGaussian() * fRange );
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}
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// put value into cell
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// note: getCellByPosition is a method at ...table.XCellRange which
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// the XSpreadsheet inherits via ...sheet.XSheetCellRange
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(aSheet.getCellByPosition( nCol, nRow )).setValue( fValue );
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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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System.out.println( "Sheet not found" + ex );
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}
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return aRange;
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}
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// ____________________
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public XCellRange insertFormulaRange( int nColumnCount, int nRowCount )
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{
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XCellRange aRange = null;
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// get the sheet to insert the chart
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try
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{
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XSpreadsheet aSheet = getDataSheet();
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XCellRange aSheetRange = (XCellRange) UnoRuntime.queryInterface( XCellRange.class, aSheet );
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aRange = aSheetRange.getCellRangeByPosition(
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0, 0,
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nColumnCount - 1, nRowCount - 1 );
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int nCol, nRow;
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double fValue;
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double fFactor = 2.0 * java.lang.Math.PI / (double)(nRowCount - 1);
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String aFormula;
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for( nCol = 0; nCol < nColumnCount; nCol++ )
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{
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for( nRow = 0; nRow < nRowCount; nRow++ )
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{
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if( 0 == nCol )
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{
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// x values: ascending numbers
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fValue = (double)nRow * fFactor;
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(aSheet.getCellByPosition( nCol, nRow )).setValue( fValue );
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}
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else
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{
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aFormula = new String( "=" );
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if( nCol % 2 == 0 )
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aFormula += "SIN";
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else
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aFormula += "COS";
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aFormula += "(INDIRECT(ADDRESS(" + (nRow + 1) + ";1)))+RAND()*0.2";
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(aSheet.getCellByPosition( nCol, nRow )).setFormula( aFormula );
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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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System.out.println( "Sheet not found" + ex );
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}
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return aRange;
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}
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// ____________________
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/** Bring the sheet containing charts visually to the foreground
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*/
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public void raiseChartSheet()
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{
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((XSpreadsheetView) UnoRuntime.queryInterface(
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XSpreadsheetView.class,
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((XModel) UnoRuntime.queryInterface(
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XModel.class,
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maSpreadSheetDoc )).getCurrentController()) ).setActiveSheet( getChartSheet() );
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}
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// __________ private members and methods __________
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private final String msDataSheetName = "Data";
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private final String msChartSheetName = "Chart";
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private XSpreadsheetDocument maSpreadSheetDoc;
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// ____________________
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/** create two sheets, one for data and one for charts in the document
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*/
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private void initSpreadSheet()
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{
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if( maSpreadSheetDoc != null )
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{
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XSpreadsheets aSheets = maSpreadSheetDoc.getSheets();
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XNameContainer aSheetsNC = (XNameContainer) UnoRuntime.queryInterface(
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XNameContainer.class, aSheets );
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XIndexAccess aSheetsIA = (XIndexAccess) UnoRuntime.queryInterface(
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XIndexAccess.class, aSheets );
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if( aSheets != null &&
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aSheetsNC != null &&
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aSheetsIA != null )
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{
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try
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{
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// remove all sheets except one
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for( int i = aSheetsIA.getCount() - 1; i > 0; i-- )
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{
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aSheetsNC.removeByName(
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( (XNamed) UnoRuntime.queryInterface(
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XNamed.class, aSheetsIA.getByIndex( i ) )).getName() );
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}
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XNamed aFirstSheet = (XNamed) UnoRuntime.queryInterface(
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XNamed.class,
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aSheetsIA.getByIndex( 0 ));
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// first sheet becomes data sheet
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aFirstSheet.setName( msDataSheetName );
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// second sheet becomes chart sheet
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aSheets.insertNewByName( msChartSheetName, (short)1 );
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}
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catch( Exception ex )
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{
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System.out.println( "Couldn't initialize Spreadsheet Document: " + ex );
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}
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}
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}
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}
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}
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145
odk/examples/DevelopersGuide/Charts/ChartHelper.java
Normal file
145
odk/examples/DevelopersGuide/Charts/ChartHelper.java
Normal file
@@ -0,0 +1,145 @@
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// __________ Imports __________
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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.lang.*;
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// factory for creating components
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import com.sun.star.lang.XMultiServiceFactory;
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// property access
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import com.sun.star.beans.*;
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// container access
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import com.sun.star.container.*;
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// application specific classes
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import com.sun.star.chart.XChartDocument;
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import com.sun.star.chart.XDiagram;
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import com.sun.star.drawing.*;
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import com.sun.star.frame.XModel;
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// base graphics things
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import com.sun.star.awt.Point;
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import com.sun.star.awt.Size;
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// Exceptions
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import com.sun.star.uno.RuntimeException;
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import com.sun.star.container.NoSuchElementException;
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import com.sun.star.beans.UnknownPropertyException;
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import com.sun.star.lang.IndexOutOfBoundsException;
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// __________ Implementation __________
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/** Helper for creating an OLE chart
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@author Björn Milcke
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*/
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public class ChartHelper
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{
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public ChartHelper( XModel aContainerDoc )
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{
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maContainerDocument = aContainerDoc;
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}
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// ____________________
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public XChartDocument insertOLEChart(
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String sChartName,
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Point aUpperLeft,
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Size aExtent,
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String sChartServiceName )
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{
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XChartDocument aResult = null;
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XShapes aPage = null;
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// try interface for multiple pages in a document
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XDrawPagesSupplier aSupplier = (XDrawPagesSupplier) UnoRuntime.queryInterface(
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XDrawPagesSupplier.class, maContainerDocument );
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if( aSupplier != null )
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{
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try
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{
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// get first page
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aPage = (XShapes) UnoRuntime.queryInterface(
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XShapes.class, aSupplier.getDrawPages().getByIndex( 0 ) );
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}
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catch( Exception ex )
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{
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System.out.println( "First page not found in shape collection: " + ex );
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}
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}
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else
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{
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// try interface for single draw page (e.g. spreadsheet)
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XDrawPageSupplier aOnePageSupplier = (XDrawPageSupplier) UnoRuntime.queryInterface(
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XDrawPageSupplier.class, maContainerDocument );
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if( aOnePageSupplier != null )
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{
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aPage = (XShapes) UnoRuntime.queryInterface(
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XShapes.class, aOnePageSupplier.getDrawPage());
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}
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}
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if( aPage != null )
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{
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XMultiServiceFactory aFact = (XMultiServiceFactory) UnoRuntime.queryInterface(
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XMultiServiceFactory.class, maContainerDocument );
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if( aFact != null )
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{
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try
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{
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// create an OLE shape
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XShape aShape = (XShape) UnoRuntime.queryInterface(
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XShape.class,
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aFact.createInstance( "com.sun.star.drawing.OLE2Shape" ));
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// insert the shape into the page
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aPage.add( aShape );
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aShape.setPosition( aUpperLeft );
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aShape.setSize( aExtent );
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// make the OLE shape a chart
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XPropertySet aShapeProp = (XPropertySet) UnoRuntime.queryInterface(
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XPropertySet.class, aShape );
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if( aShapeProp != null )
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{
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// set the class id for charts
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aShapeProp.setPropertyValue( "CLSID", msChartClassID );
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// retrieve the chart document as model of the OLE shape
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aResult = (XChartDocument) UnoRuntime.queryInterface(
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XChartDocument.class,
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aShapeProp.getPropertyValue( "Model" ));
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// create a diagram via the factory and set this as new diagram
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aResult.setDiagram(
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(XDiagram) UnoRuntime.queryInterface(
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XDiagram.class,
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((XMultiServiceFactory) UnoRuntime.queryInterface(
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XMultiServiceFactory.class,
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aResult )).createInstance( sChartServiceName )));
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||||
}
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}
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catch( Exception ex )
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{
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System.out.println( "Couldn't change the OLE shape into a chart: " + ex );
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||||
}
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||||
}
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||||
}
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return aResult;
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}
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// __________ private members and methods __________
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||||
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private final String msChartClassID = "12dcae26-281f-416f-a234-c3086127382e";
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private XModel maContainerDocument;
|
||||
}
|
||||
Reference in New Issue
Block a user