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Page perso [Jmini] > Eclipse BIRT > Charting Engine (ECE) > BIRT Charts Gallery > BIRT Chart Legend Format

Legend Format

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/***********************************************************************
 * Copyright (c) 2004, 2005 Actuate Corporation.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 * Actuate Corporation - initial API and implementation
 ***********************************************************************/

package org.eclipse.birt.chart.examples.view.models;

import org.eclipse.birt.chart.model.Chart;
import org.eclipse.birt.chart.model.ChartWithAxes;
import org.eclipse.birt.chart.model.attribute.Anchor;
import org.eclipse.birt.chart.model.attribute.AxisType;
import org.eclipse.birt.chart.model.attribute.IntersectionType;
import org.eclipse.birt.chart.model.attribute.LegendItemType;
import org.eclipse.birt.chart.model.attribute.LineStyle;
import org.eclipse.birt.chart.model.attribute.Position;
import org.eclipse.birt.chart.model.attribute.TickStyle;
import org.eclipse.birt.chart.model.attribute.impl.ColorDefinitionImpl;
import org.eclipse.birt.chart.model.attribute.impl.GradientImpl;
import org.eclipse.birt.chart.model.component.Axis;
import org.eclipse.birt.chart.model.component.Series;
import org.eclipse.birt.chart.model.component.impl.SeriesImpl;
import org.eclipse.birt.chart.model.data.BaseSampleData;
import org.eclipse.birt.chart.model.data.DataFactory;
import org.eclipse.birt.chart.model.data.NumberDataSet;
import org.eclipse.birt.chart.model.data.OrthogonalSampleData;
import org.eclipse.birt.chart.model.data.SampleData;
import org.eclipse.birt.chart.model.data.SeriesDefinition;
import org.eclipse.birt.chart.model.data.TextDataSet;
import org.eclipse.birt.chart.model.data.impl.NumberDataSetImpl;
import org.eclipse.birt.chart.model.data.impl.SeriesDefinitionImpl;
import org.eclipse.birt.chart.model.data.impl.TextDataSetImpl;
import org.eclipse.birt.chart.model.impl.ChartWithAxesImpl;
import org.eclipse.birt.chart.model.layout.Legend;
import org.eclipse.birt.chart.model.layout.TitleBlock;
import org.eclipse.birt.chart.model.type.BarSeries;
import org.eclipse.birt.chart.model.type.impl.BarSeriesImpl;

public class LegendFormat
{

	public static final Chart createLegendFormat( )
	{
		ChartWithAxes cwaBar = ChartWithAxesImpl.create( );
		cwaBar.setType( "Bar Chart" ); //$NON-NLS-1$
		cwaBar.setSubType( "Side-by-side" ); //$NON-NLS-1$
		
		// Plot
		cwaBar.getBlock( ).setBackground( ColorDefinitionImpl.WHITE( ) );
		cwaBar.getBlock( ).getOutline( ).setVisible( true );

		// Title
		TitleBlock tb = cwaBar.getTitle( );
		tb.setBackground( GradientImpl.create( ColorDefinitionImpl.create( 200,
				200,
				244 ), ColorDefinitionImpl.create( 250, 122, 253 ), 0, false ) );

		tb.getOutline( ).setStyle( LineStyle.DASHED_LITERAL );
		tb.getOutline( ).setColor( ColorDefinitionImpl.create( 0, 100, 245 ) );
		tb.getOutline( ).setThickness( 1 );
		tb.getOutline( ).setVisible( true );

		tb.getLabel( )
				.getCaption( )
				.setValue( "Formatted Legend and Title Chart" ); //$NON-NLS-1$
		tb.getLabel( ).getCaption( ).setColor( ColorDefinitionImpl.GREEN( ) );
		tb.getLabel( ).setShadowColor( ColorDefinitionImpl.YELLOW( ) );
		tb.getLabel( ).getOutline( ).setVisible( true );

		// Legend
		Legend lg = cwaBar.getLegend( );
		lg.getText( ).getFont( ).setSize( 10 );
		lg.getText( ).getFont( ).setBold( true );
		lg.getInsets( ).set( 10, 5, 0, 0 );

		lg.getOutline( ).setStyle( LineStyle.DASH_DOTTED_LITERAL );
		lg.getOutline( ).setColor( ColorDefinitionImpl.create( 214, 100, 12 ) );
		lg.getOutline( ).setVisible( true );

		lg.setBackground( GradientImpl.create( ColorDefinitionImpl.create( 225,
				225,
				255 ), ColorDefinitionImpl.create( 255, 255, 225 ), -35, false ) );
		lg.setAnchor( Anchor.NORTH_LITERAL );
		lg.setItemType( LegendItemType.CATEGORIES_LITERAL );

		lg.getClientArea( ).setBackground( ColorDefinitionImpl.ORANGE( ) );
		lg.setPosition( Position.LEFT_LITERAL );

		// X-Axis
		Axis xAxisPrimary = cwaBar.getPrimaryBaseAxes( )[0];
		xAxisPrimary.setType( AxisType.TEXT_LITERAL );
		xAxisPrimary.getMajorGrid( ).setTickStyle( TickStyle.BELOW_LITERAL );
		xAxisPrimary.getOrigin( ).setType( IntersectionType.MIN_LITERAL );

		// Y-Axis
		Axis yAxisPrimary = cwaBar.getPrimaryOrthogonalAxis( xAxisPrimary );
		yAxisPrimary.getMajorGrid( ).setTickStyle( TickStyle.LEFT_LITERAL );
		yAxisPrimary.setType( AxisType.LINEAR_LITERAL );
		yAxisPrimary.getLabel( ).getCaption( ).getFont( ).setRotation( 90 );

		// Data Set
		TextDataSet categoryValues = TextDataSetImpl.create( new String[]{
				"Item 1", "Item 2", "Item 3", "Item 4", "Item 5"} );//$NON-NLS-1$//$NON-NLS-2$//$NON-NLS-3$ //$NON-NLS-4$ //$NON-NLS-5$
		NumberDataSet orthoValues = NumberDataSetImpl.create( new double[]{
				14.3, 20.9, 7.6, -2.0, 9.5
		} );
		
		SampleData sd = DataFactory.eINSTANCE.createSampleData( );
		BaseSampleData sdBase = DataFactory.eINSTANCE.createBaseSampleData( );
		sdBase.setDataSetRepresentation( "" );//$NON-NLS-1$
		sd.getBaseSampleData( ).add( sdBase );

		OrthogonalSampleData sdOrthogonal = DataFactory.eINSTANCE.createOrthogonalSampleData( );
		sdOrthogonal.setDataSetRepresentation( "" );//$NON-NLS-1$
		sdOrthogonal.setSeriesDefinitionIndex( 0 );
		sd.getOrthogonalSampleData( ).add( sdOrthogonal );
		
		cwaBar.setSampleData( sd );

		// X-Series
		Series seCategory = SeriesImpl.create( );
		seCategory.setDataSet( categoryValues );
		SeriesDefinition sdX = SeriesDefinitionImpl.create( );
		sdX.getSeriesPalette( ).shift( -4 );
		xAxisPrimary.getSeriesDefinitions( ).add( sdX );
		sdX.getSeries( ).add( seCategory );

		// Y-Series
		BarSeries bs = (BarSeries) BarSeriesImpl.create( );
		bs.setDataSet( orthoValues );
		bs.getLabel( ).setVisible( true );
		bs.setTranslucent( true );
		bs.setLabelPosition( Position.INSIDE_LITERAL );
		SeriesDefinition sdY = SeriesDefinitionImpl.create( );
		sdY.getSeriesPalette( ).shift( -1 );
		yAxisPrimary.getSeriesDefinitions( ).add( sdY );
		sdY.getSeries( ).add( bs );

		return cwaBar;
	}
}
Responsables bénévoles de la rubrique Eclipse : Mickael Baron - Robin56 -