Developpez.com - Eclipse
X

Choisissez d'abord la catégorieensuite la rubrique :

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

Bar

code

raw source code

/*******************************************************************************
 * 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.Angle3D;
import org.eclipse.birt.chart.model.attribute.AxisType;
import org.eclipse.birt.chart.model.attribute.ChartDimension;
import org.eclipse.birt.chart.model.attribute.IntersectionType;
import org.eclipse.birt.chart.model.attribute.LegendItemType;
import org.eclipse.birt.chart.model.attribute.Orientation;
import org.eclipse.birt.chart.model.attribute.Position;
import org.eclipse.birt.chart.model.attribute.TickStyle;
import org.eclipse.birt.chart.model.attribute.impl.Angle3DImpl;
import org.eclipse.birt.chart.model.attribute.impl.ColorDefinitionImpl;
import org.eclipse.birt.chart.model.attribute.impl.Rotation3DImpl;
import org.eclipse.birt.chart.model.component.Axis;
import org.eclipse.birt.chart.model.component.Series;
import org.eclipse.birt.chart.model.component.impl.AxisImpl;
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.type.BarSeries;
import org.eclipse.birt.chart.model.type.impl.BarSeriesImpl;

public class Bar
{

	public static final Chart createBar( )
	{
		ChartWithAxes cwaBar = ChartWithAxesImpl.create( );
		cwaBar.setDimension( ChartDimension.THREE_DIMENSIONAL_LITERAL );
		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
		cwaBar.getTitle( ).getLabel( ).getCaption( ).setValue( "3D Bar Chart" );//$NON-NLS-1$

		// Legend
		cwaBar.getLegend( ).setItemType( LegendItemType.CATEGORIES_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 );

		// Z-Axis
		Axis zAxis = AxisImpl.create( Axis.ANCILLARY_BASE );
		zAxis.setType( AxisType.TEXT_LITERAL );
		zAxis.setLabelPosition( Position.BELOW_LITERAL );
		zAxis.setTitlePosition( Position.BELOW_LITERAL );
		zAxis.getMajorGrid( ).setTickStyle( TickStyle.BELOW_LITERAL );
		zAxis.setOrientation( Orientation.HORIZONTAL_LITERAL );
		xAxisPrimary.getAncillaryAxes( ).add( zAxis );

		// 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 orthoValues1 = NumberDataSetImpl.create( new double[]{
				25, 35, 15, 5, 20
		} );
		NumberDataSet orthoValues2 = NumberDataSetImpl.create( new double[]{
				5, 10, 25, 10, 5
		} );
		
		SampleData sd = DataFactory.eINSTANCE.createSampleData( );
		BaseSampleData sdBase = DataFactory.eINSTANCE.createBaseSampleData( );
		sdBase.setDataSetRepresentation( "" );//$NON-NLS-1$
		sd.getBaseSampleData( ).add( sdBase );

		OrthogonalSampleData sdOrthogonal1 = DataFactory.eINSTANCE.createOrthogonalSampleData( );
		sdOrthogonal1.setDataSetRepresentation( "" );//$NON-NLS-1$
		sdOrthogonal1.setSeriesDefinitionIndex( 0 );
		sd.getOrthogonalSampleData( ).add( sdOrthogonal1 );
		
		OrthogonalSampleData sdOrthogonal2 = DataFactory.eINSTANCE.createOrthogonalSampleData( );
		sdOrthogonal2.setDataSetRepresentation( "" );//$NON-NLS-1$
		sdOrthogonal2.setSeriesDefinitionIndex( 1 );
		sd.getOrthogonalSampleData( ).add( sdOrthogonal2 );
		
		cwaBar.setSampleData( sd );

		// X-Series
		Series seCategory = SeriesImpl.create( );
		seCategory.setDataSet( categoryValues );

		SeriesDefinition sdX = SeriesDefinitionImpl.create( );
		sdX.getSeriesPalette( ).shift( 0 );
		xAxisPrimary.getSeriesDefinitions( ).add( sdX );
		sdX.getSeries( ).add( seCategory );

		// Y-Series (1)
		BarSeries bs1 = (BarSeries) BarSeriesImpl.create( );
		bs1.setDataSet( orthoValues1 );
		bs1.getLabel( ).setVisible( true );
		bs1.setLabelPosition( Position.OUTSIDE_LITERAL );
		
		// Y-Series (2)
		BarSeries bs2 = (BarSeries) BarSeriesImpl.create( );
		bs2.setDataSet( orthoValues2 );
		bs2.getLabel( ).setVisible( true );
		bs2.setLabelPosition( Position.OUTSIDE_LITERAL );

		SeriesDefinition sdY = SeriesDefinitionImpl.create( );
		sdY.getSeriesPalette( ).shift( -1 );
		yAxisPrimary.getSeriesDefinitions( ).add( sdY );
		sdY.getSeries( ).add( bs1 );
		sdY.getSeries( ).add( bs2 );

		// Z-Series
		SeriesDefinition sdZ = SeriesDefinitionImpl.create( );
		zAxis.getSeriesDefinitions( ).add( sdZ );

		// Rotate the chart
		cwaBar.setRotation( Rotation3DImpl.create( new Angle3D[]{
			Angle3DImpl.create( -10, 25, 0 )
		} ) );

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