Java tutorial
/* =========================================================== * JFreeChart : a free chart library for the Java(tm) platform * =========================================================== * * (C) Copyright 2000-2007, 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, 2007, 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); * */ 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.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 = ResourceBundle .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; this.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()); } } } }