org.simbrain.plot.barchart.BarChartGui.java Source code

Java tutorial

Introduction

Here is the source code for org.simbrain.plot.barchart.BarChartGui.java

Source

/*
 * Part of Simbrain--a java-based neural network kit
 * Copyright (C) 2005,2007 The Authors.  See http://www.simbrain.net/credits
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */
package org.simbrain.plot.barchart;

import java.awt.BorderLayout;
import java.awt.Dimension;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.Action;
import javax.swing.JButton;
import javax.swing.JDialog;
import javax.swing.JMenu;
import javax.swing.JMenuBar;
import javax.swing.JMenuItem;
import javax.swing.JPanel;
import org.jfree.chart.ChartFactory;
import org.jfree.chart.ChartPanel;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.plot.PlotOrientation;
import org.simbrain.plot.ChartSettingsListener;
import org.simbrain.plot.actions.PlotActionManager;
import org.simbrain.util.genericframe.GenericFrame;
import org.simbrain.util.propertyeditor.gui.ReflectivePropertyEditor;
import org.simbrain.util.widgets.ShowHelpAction;
import org.simbrain.workspace.component_actions.CloseAction;
import org.simbrain.workspace.gui.GuiComponent;

/**
 * Display a PieChart.
 */
public class BarChartGui extends GuiComponent<BarChartComponent> implements ActionListener {

    /** Main JFreeChart object. */
    private JFreeChart chart;

    /** Panel for chart. */
    private ChartPanel chartPanel = new ChartPanel(null);

    /** Preferred frame size. */
    private static final Dimension PREFERRED_SIZE = new Dimension(500, 400);

    /** Plot action manager. */
    private PlotActionManager actionManager;

    /**
     * Construct the GUI Bar Chart.
     *
     * @param frame Generic frame
     * @param component Bar chart component
     */
    public BarChartGui(final GenericFrame frame, final BarChartComponent component) {
        super(frame, component);
        setPreferredSize(PREFERRED_SIZE);
        actionManager = new PlotActionManager(this);
        setLayout(new BorderLayout());

        JButton deleteButton = new JButton("Delete");
        deleteButton.setActionCommand("Delete");
        deleteButton.addActionListener(this);
        JButton addButton = new JButton("Add");
        addButton.setActionCommand("Add");
        addButton.addActionListener(this);

        JPanel buttonPanel = new JPanel();
        buttonPanel.add(deleteButton);
        buttonPanel.add(addButton);

        createAttachMenuBar();

        add("Center", chartPanel);
        add("South", buttonPanel);
    }

    /**
     * Initializes frame.
     */
    @Override
    public void postAddInit() {

        // Generate the graph
        chart = ChartFactory.createBarChart("Bar Chart", // chart title
                "Bar", // domain axis label
                "Value", // range axis label
                this.getWorkspaceComponent().getModel().getDataset(), // data
                PlotOrientation.VERTICAL, // orientation
                false, // include legend
                true, // tooltips?
                false // URLs?

        );
        chartPanel.setChart(chart);
        chart.getCategoryPlot().getRangeAxis().setAutoRange(getWorkspaceComponent().getModel().isAutoRange());
        if (!getWorkspaceComponent().getModel().isAutoRange()) {
            chart.getCategoryPlot().getRangeAxis().setRange(getWorkspaceComponent().getModel().getLowerBound(),
                    getWorkspaceComponent().getModel().getUpperBound());
        }

        // Add a chart setting listener
        getWorkspaceComponent().getModel().addChartSettingsListener(new ChartSettingsListener() {

            // TODO: Explore parameters in
            // chart, chart.getCategoryPlot(),
            // chart.getCategoryPlot().getRenderer(), chartPanel..
            public void chartSettingsUpdated() {

                // Update colors
                chart.getCategoryPlot().getRenderer().setSeriesPaint(0,
                        getWorkspaceComponent().getModel().getBarColor());

                // Update auto-range
                chart.getCategoryPlot().getRangeAxis()
                        .setAutoRange(getWorkspaceComponent().getModel().isAutoRange());

                // Update ranges
                if (!getWorkspaceComponent().getModel().isAutoRange()) {
                    chart.getCategoryPlot().getRangeAxis().setRange(
                            getWorkspaceComponent().getModel().getLowerBound(),
                            getWorkspaceComponent().getModel().getUpperBound());
                }
            }
        });

        // Fire the chart listener to update settings
        getWorkspaceComponent().getModel().fireSettingsChanged();
    }

    /**
     * Creates the menu bar.
     */
    private void createAttachMenuBar() {
        JMenuBar bar = new JMenuBar();

        JMenu fileMenu = new JMenu("File");
        for (Action action : actionManager.getOpenSavePlotActions()) {
            fileMenu.add(action);
        }
        fileMenu.addSeparator();
        fileMenu.add(new CloseAction(this.getWorkspaceComponent()));

        JMenu editMenu = new JMenu("Edit");
        JMenuItem preferences = new JMenuItem("Preferences...");
        preferences.addActionListener(this);
        preferences.setActionCommand("dialog");
        editMenu.add(preferences);

        JMenu helpMenu = new JMenu("Help");
        ShowHelpAction helpAction = new ShowHelpAction("Pages/Plot/bar_chart.html");
        JMenuItem helpItem = new JMenuItem(helpAction);
        helpMenu.add(helpItem);

        bar.add(fileMenu);
        bar.add(editMenu);
        bar.add(helpMenu);

        getParentFrame().setJMenuBar(bar);
    }

    @Override
    public void closing() {
        // TODO Auto-generated method stub
    }

    @Override
    public void update() {
    }

    /** @see ActionListener */
    public void actionPerformed(final ActionEvent arg0) {
        if (arg0.getActionCommand().equalsIgnoreCase("dialog")) {
            ReflectivePropertyEditor editor = (new ReflectivePropertyEditor(getWorkspaceComponent().getModel()));
            JDialog dialog = editor.getDialog();
            dialog.setModal(true);
            dialog.pack();
            dialog.setLocationRelativeTo(null);
            dialog.setVisible(true);
        } else if (arg0.getActionCommand().equalsIgnoreCase("Delete")) {
            this.getWorkspaceComponent().getModel().removeColumn();
        } else if (arg0.getActionCommand().equalsIgnoreCase("Add")) {
            this.getWorkspaceComponent().getModel().addColumn();
        }
    }
}