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jfreechart example source code file (SWTPlotEditor.java)

This example jfreechart source code file (SWTPlotEditor.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - jfreechart tags/keywords

awt, axis, categoryplot, categoryplot, color, filllayout, filllayout, group, swtaxiseditor, swtploteditor, tabfolder, tabitem, tabitem, util, xyplot, xyplot

The jfreechart SWTPlotEditor.java source code

/* ===========================================================
 * JFreeChart : a free chart library for the Java(tm) platform
 * ===========================================================
 *
 * (C) Copyright 2000-2008, by Object Refinery Limited and Contributors.
 *
 * Project Info:  http://www.jfree.org/jfreechart/index.html
 *
 * This library is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation; either version 2.1 of the License, or
 * (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
 * License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
 * USA.
 *
 * [Java is a trademark or registered trademark of Sun Microsystems, Inc.
 * in the United States and other countries.]
 *
 * ------------------
 * SWTPlotEditor.java
 * ------------------
 * (C) Copyright 2006-2008, by Henry Proudhon and Contributors.
 *
 * Original Author:  Henry Proudhon (henry.proudhon AT ensmp.fr);
 * Contributor(s):   David Gilbert (for Object Refinery Limited);
 *
 * Changes
 * -------
 * 01-Aug-2006 : New class (HP);
 * 18-Dec-2008 : Use ResourceBundleWrapper - see patch 1607918 by
 *               Jess Thrysoee (DG);
 *
 */

package org.jfree.experimental.chart.swt.editor;

import java.awt.Stroke;
import java.util.ResourceBundle;

import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Color;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Group;
import org.eclipse.swt.widgets.TabFolder;
import org.eclipse.swt.widgets.TabItem;
import org.jfree.chart.axis.Axis;
import org.jfree.chart.plot.CategoryPlot;
import org.jfree.chart.plot.Plot;
import org.jfree.chart.plot.XYPlot;
import org.jfree.chart.util.ResourceBundleWrapper;
import org.jfree.experimental.swt.SWTUtils;

/**
 * An editor for plot properties.
 */
class SWTPlotEditor extends Composite {

    /**
     * A panel used to display/edit the properties of the domain axis (if any).
     */
    private SWTAxisEditor domainAxisPropertyPanel;

    /**
     * A panel used to display/edit the properties of the range axis (if any).
     */
    private SWTAxisEditor rangeAxisPropertyPanel;

    private SWTPlotAppearanceEditor plotAppearance;

    /** The resourceBundle for the localization. */
    protected static ResourceBundle localizationResources
            = ResourceBundleWrapper.getBundle(
                    "org.jfree.chart.editor.LocalizationBundle");

    /**
     * Creates a new editor for the specified plot.
     *
     * @param parent  the parent.
     * @param style  the style.
     * @param plot  the plot.
     */
    public SWTPlotEditor(Composite parent, int style, Plot plot) {
        super(parent, style);
        FillLayout layout = new FillLayout();
        layout.marginHeight = layout.marginWidth = 4;
        setLayout(layout);

        Group plotType = new Group(this, SWT.NONE);
        FillLayout plotTypeLayout = new FillLayout();
        plotTypeLayout.marginHeight = plotTypeLayout.marginWidth = 4;
        plotType.setLayout(plotTypeLayout);
        plotType.setText(plot.getPlotType() + localizationResources.getString(
                ":"));

        TabFolder tabs = new TabFolder(plotType, SWT.NONE);

        //deal with domain axis
        TabItem item1 = new TabItem(tabs, SWT.NONE);
        item1.setText(localizationResources.getString("Domain_Axis"));
        Axis domainAxis = null;
        if (plot instanceof CategoryPlot) {
            domainAxis = ((CategoryPlot) plot).getDomainAxis();
        }
        else if (plot instanceof XYPlot) {
            domainAxis = ((XYPlot) plot).getDomainAxis();
        }
        this.domainAxisPropertyPanel = SWTAxisEditor.getInstance(tabs,
                SWT.NONE, domainAxis);
        item1.setControl(this.domainAxisPropertyPanel);

        //deal with range axis
        TabItem item2 = new TabItem(tabs, SWT.NONE);
        item2.setText(localizationResources.getString("Range_Axis"));
        Axis rangeAxis = null;
        if (plot instanceof CategoryPlot) {
            rangeAxis = ((CategoryPlot) plot).getRangeAxis();
        }
        else if (plot instanceof XYPlot) {
            rangeAxis = ((XYPlot) plot).getRangeAxis();
        }
        this.rangeAxisPropertyPanel = SWTAxisEditor.getInstance(tabs, SWT.NONE,
                rangeAxis);
        item2.setControl(this.rangeAxisPropertyPanel);

        //deal with plot appearance
        TabItem item3 = new TabItem(tabs, SWT.NONE);
        item3.setText(localizationResources.getString("Appearance"));
        this.plotAppearance = new SWTPlotAppearanceEditor(tabs, SWT.NONE, plot);
        item3.setControl(this.plotAppearance);
    }

    /**
     * Returns the current outline stroke.
     *
     * @return The current outline stroke.
     */
    public Color getBackgroundPaint() {
        return this.plotAppearance.getBackGroundPaint();
    }

    /**
     * Returns the current outline stroke.
     *
     * @return The current outline stroke.
     */
    public Color getOutlinePaint() {
        return this.plotAppearance.getOutlinePaint();
    }

    /**
     * Returns the current outline stroke.
     *
     * @return The current outline stroke.
     */
    public Stroke getOutlineStroke() {
        return this.plotAppearance.getStroke();
    }


    /**
     * Updates the plot properties to match the properties
     * defined on the panel.
     *
     * @param plot  The plot.
     */
    public void updatePlotProperties(Plot plot) {
        // set the plot properties...
        plot.setBackgroundPaint(SWTUtils.toAwtColor(getBackgroundPaint()));
        plot.setOutlinePaint(SWTUtils.toAwtColor(getOutlinePaint()));
        plot.setOutlineStroke(getOutlineStroke());

        // set the axis properties
        if (this.domainAxisPropertyPanel != null) {
            Axis domainAxis = null;
            if (plot instanceof CategoryPlot) {
                CategoryPlot p = (CategoryPlot) plot;
                domainAxis = p.getDomainAxis();
            }
            else if (plot instanceof XYPlot) {
                XYPlot p = (XYPlot) plot;
                domainAxis = p.getDomainAxis();
            }
            if (domainAxis != null)
                this.domainAxisPropertyPanel.setAxisProperties(domainAxis);
        }
        if (this.rangeAxisPropertyPanel != null) {
            Axis rangeAxis = null;
            if (plot instanceof CategoryPlot) {
                CategoryPlot p = (CategoryPlot) plot;
                rangeAxis = p.getRangeAxis();
            }
            else if (plot instanceof XYPlot) {
                XYPlot p = (XYPlot) plot;
                rangeAxis = p.getRangeAxis();
            }
            if (rangeAxis != null)
                this.rangeAxisPropertyPanel.setAxisProperties(rangeAxis);
        }
        if (this.plotAppearance.getPlotOrientation() != null) {
            if (plot instanceof CategoryPlot) {
                CategoryPlot p = (CategoryPlot) plot;
                p.setOrientation(this.plotAppearance.getPlotOrientation());
            }
            else if (plot instanceof XYPlot) {
                XYPlot p = (XYPlot) plot;
                p.setOrientation(this.plotAppearance.getPlotOrientation());
            }
        }
    }
}

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