chartview.java

EclipseTrader is a stock exchange analysis system, featuring shares pricing watch, intraday and hi

/*
 * Copyright (c) 2004-2007 Marco Maccaferri and others.
 * 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:
 *     Marco Maccaferri - initial API and implementation
 */

package net.sourceforge.eclipsetrader.charts.views;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.Calendar;
import java.util.Collections;
import java.util.Comparator;
import java.util.Date;
import java.util.Iterator;
import java.util.List;
import java.util.Observable;
import java.util.Observer;

import net.sourceforge.eclipsetrader.charts.ChartsPlugin;
import net.sourceforge.eclipsetrader.charts.DatePlot;
import net.sourceforge.eclipsetrader.charts.IIndicatorPlugin;
import net.sourceforge.eclipsetrader.charts.ObjectPlugin;
import net.sourceforge.eclipsetrader.charts.Plot;
import net.sourceforge.eclipsetrader.charts.Settings;
import net.sourceforge.eclipsetrader.charts.actions.AutoScaleAction;
import net.sourceforge.eclipsetrader.charts.actions.Set10MinuteIntervalAction;
import net.sourceforge.eclipsetrader.charts.actions.Set15MinuteIntervalAction;
import net.sourceforge.eclipsetrader.charts.actions.Set1DayIntervalAction;
import net.sourceforge.eclipsetrader.charts.actions.Set1MinuteIntervalAction;
import net.sourceforge.eclipsetrader.charts.actions.Set2MinuteIntervalAction;
import net.sourceforge.eclipsetrader.charts.actions.Set30MinuteIntervalAction;
import net.sourceforge.eclipsetrader.charts.actions.Set5MinuteIntervalAction;
import net.sourceforge.eclipsetrader.charts.actions.Set60MinuteIntervalAction;
import net.sourceforge.eclipsetrader.charts.actions.SetCustomPeriodAction;
import net.sourceforge.eclipsetrader.charts.actions.SetLast2YearsPeriodAction;
import net.sourceforge.eclipsetrader.charts.actions.SetLast6MonthsPeriodAction;
import net.sourceforge.eclipsetrader.charts.actions.SetLastYearPeriodAction;
import net.sourceforge.eclipsetrader.charts.actions.SetMonthlyIntervalAction;
import net.sourceforge.eclipsetrader.charts.actions.SetViewAllAction;
import net.sourceforge.eclipsetrader.charts.actions.SetWeeklyIntervalAction;
import net.sourceforge.eclipsetrader.charts.dialogs.ChartSettingsDialog;
import net.sourceforge.eclipsetrader.charts.events.ChartSelectionProvider;
import net.sourceforge.eclipsetrader.charts.events.IndicatorSelection;
import net.sourceforge.eclipsetrader.charts.events.ObjectSelection;
import net.sourceforge.eclipsetrader.charts.events.PlotEvent;
import net.sourceforge.eclipsetrader.charts.events.PlotListener;
import net.sourceforge.eclipsetrader.charts.events.PlotMouseEvent;
import net.sourceforge.eclipsetrader.charts.events.PlotMouseListener;
import net.sourceforge.eclipsetrader.charts.events.PlotSelectionEvent;
import net.sourceforge.eclipsetrader.charts.events.PlotSelectionListener;
import net.sourceforge.eclipsetrader.charts.events.TabSelection;
import net.sourceforge.eclipsetrader.charts.internal.CopyAction;
import net.sourceforge.eclipsetrader.charts.internal.CutAction;
import net.sourceforge.eclipsetrader.charts.internal.DeleteAction;
import net.sourceforge.eclipsetrader.charts.internal.Messages;
import net.sourceforge.eclipsetrader.charts.internal.PasteAction;
import net.sourceforge.eclipsetrader.charts.internal.PasteSpecialAction;
import net.sourceforge.eclipsetrader.core.CorePlugin;
import net.sourceforge.eclipsetrader.core.FeedMonitor;
import net.sourceforge.eclipsetrader.core.ICollectionObserver;
import net.sourceforge.eclipsetrader.core.IHistoryFeed;
import net.sourceforge.eclipsetrader.core.db.BarData;
import net.sourceforge.eclipsetrader.core.db.Chart;
import net.sourceforge.eclipsetrader.core.db.ChartIndicator;
import net.sourceforge.eclipsetrader.core.db.ChartObject;
import net.sourceforge.eclipsetrader.core.db.ChartRow;
import net.sourceforge.eclipsetrader.core.db.ChartTab;
import net.sourceforge.eclipsetrader.core.db.History;
import net.sourceforge.eclipsetrader.core.db.Security;
import net.sourceforge.eclipsetrader.core.db.visitors.ChartVisitorAdapter;
import net.sourceforge.eclipsetrader.core.transfers.SecurityTransfer;
import net.sourceforge.eclipsetrader.core.ui.NullSelection;
import net.sourceforge.eclipsetrader.core.ui.SecuritySelection;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.eclipse.core.runtime.IConfigurationElement;
import org.eclipse.core.runtime.IExtensionPoint;
import org.eclipse.core.runtime.IExtensionRegistry;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Platform;
import org.eclipse.core.runtime.Status;
import org.eclipse.core.runtime.jobs.Job;
import org.eclipse.jface.action.Action;
import org.eclipse.jface.action.GroupMarker;
import org.eclipse.jface.action.IMenuListener;
import org.eclipse.jface.action.IMenuManager;
import org.eclipse.jface.action.IToolBarManager;
import org.eclipse.jface.action.MenuManager;
import org.eclipse.jface.action.Separator;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.preference.IPreferenceStore;
import org.eclipse.jface.preference.PreferenceStore;
import org.eclipse.jface.util.IPropertyChangeListener;
import org.eclipse.jface.util.PropertyChangeEvent;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.CTabFolder;
import org.eclipse.swt.custom.CTabFolder2Listener;
import org.eclipse.swt.custom.CTabFolderEvent;
import org.eclipse.swt.custom.CTabItem;
import org.eclipse.swt.custom.SashForm;
import org.eclipse.swt.dnd.DND;
import org.eclipse.swt.dnd.DropTarget;
import org.eclipse.swt.dnd.DropTargetEvent;
import org.eclipse.swt.dnd.DropTargetListener;
import org.eclipse.swt.dnd.Transfer;
import org.eclipse.swt.dnd.TransferData;
import org.eclipse.swt.events.ControlAdapter;
import org.eclipse.swt.events.ControlEvent;
import org.eclipse.swt.events.ControlListener;
import org.eclipse.swt.events.DisposeEvent;
import org.eclipse.swt.events.DisposeListener;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.events.TraverseEvent;
import org.eclipse.swt.events.TraverseListener;
import org.eclipse.swt.graphics.Cursor;
import org.eclipse.swt.graphics.GC;
import org.eclipse.swt.graphics.Rectangle;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Menu;
import org.eclipse.swt.widgets.ScrollBar;
import org.eclipse.ui.IActionBars;
import org.eclipse.ui.ISelectionListener;
import org.eclipse.ui.IViewSite;
import org.eclipse.ui.IWorkbenchActionConstants;
import org.eclipse.ui.IWorkbenchPart;
import org.eclipse.ui.IWorkbenchPreferenceConstants;
import org.eclipse.ui.PartInitException;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.part.ViewPart;
import org.eclipse.ui.themes.ITheme;
import org.eclipse.ui.themes.IThemeManager;

/**
 */
public class ChartView extends ViewPart implements PlotMouseListener, CTabFolder2Listener, ICollectionObserver, ISelectionListener
{
    public static final String VIEW_ID = "net.sourceforge.eclipsetrader.views.chart"; //$NON-NLS-1$
    public static final String THEME_CHART_BACKGROUND = "CHART_BACKGROUND";
    public static final String THEME_CHART_GRID_COLOR = "CHART_GRID_COLOR";
    public static final String THEME_SCALE_BACKGROUND = "CHART_SCALE_BACKGROUND";
    public static final String THEME_SCALE_FOREGROUND = "CHART_SCALE_FOREGROUND";
    public static final String THEME_SUMMARY_BACKGROUND = "CHART_SUMMARY_BACKGROUND";
    public static final String THEME_SUMMARY_FOREGROUND = "CHART_SUMMARY_FOREGROUND";
    public static final String THEME_PERIOD_BACKGROUND = "CHART_PERIOD_BACKGROUND";
    public static final String THEME_PERIOD_FOREGROUND = "CHART_PERIOD_FOREGROUND";
    public static final String THEME_PERIOD_MARKERS = "CHART_PERIOD_MARKERS";
    public static final String THEME_CHART_SELECTION_COLOR = "CHART_SELECTION_COLOR";
    public static final int PERIOD_ALL = 0;
    public static final int PERIOD_LAST6MONTHS = 1;
    public static final int PERIOD_LASTYEAR = 2;
    public static final int PERIOD_LAST2YEARS = 3;
    public static final int PERIOD_CUSTOM = -1;
    public static final int HIDE_TABS_NEVER = 0;
    public static final int HIDE_TABS_ONLYONE = 1;
    public static final String PREFS_FOLLOW_SELECTION = "followSelection";
    public static final String PREFS_SHOW_ADJUSTED_VALUES = "showAdjustedValues";
    public static final String PREFS_SHOW_MARKETVALUE = "showMarketValue";
    public static final String PREFS_WEIGHTS = "weights";
    static boolean DEFAULT_FOLLOW_SELECTION = false;
    static boolean DEFAULT_SHOW_ADJUSTED_VALUES = false;
    static boolean DEFAULT_SHOW_MARKET_VALUE = false;
    Chart chart;
    SashForm sashForm;
    DatePlot datePlot;
    ScrollBar hBar;
    List tabGroups = new ArrayList();
    Security security;
    int oldMouseX = -1, oldMouseY = -1;
    boolean autoScale = false;
    boolean followSelection = false;
    boolean showAdjustedValues = false;
    boolean showMarketValue = false;
    ChartObject newChartObject;
    Action viewAll = new SetViewAllAction(this);
    Action viewLast2Years = new SetLast2YearsPeriodAction(this);
    Action viewLastYear = new SetLastYearPeriodAction(this);
    Action viewLast6Months = new SetLast6MonthsPeriodAction(this);
    Action viewCustom = new SetCustomPeriodAction(this);
    Action monthlyAction = new SetMonthlyIntervalAction(this);
    Action weeklyAction = new SetWeeklyIntervalAction(this);
    Action dailyAction = new Set1DayIntervalAction(this);
    Action minute1Action = new Set1MinuteIntervalAction(this);
    Action minute2Action = new Set2MinuteIntervalAction(this);
    Action minute5Action = new Set5MinuteIntervalAction(this);
    Action minute10Action = new Set10MinuteIntervalAction(this);
    Action minute15Action = new Set15MinuteIntervalAction(this);
    Action minute30Action = new Set30MinuteIntervalAction(this);
    Action minute60Action = new Set60MinuteIntervalAction(this);
    Action autoScaleAction = new AutoScaleAction(this);
    Action toggleFollowSelectionAction;
    Action toggleAdjustedValuesAction;
    Action toggleMarketValueAction;
    Action cutAction;
    Action copyAction;
    Action pasteAction;
    Action pasteSpecialAction;
    Action deleteAction;
    PreferenceStore preferences;
    ITheme theme;
    Log logger = LogFactory.getLog(getClass());
    IPropertyChangeListener themeChangeListener = new IPropertyChangeListener() {
        public void propertyChange(PropertyChangeEvent event)
        {
            String property = event.getProperty();
            if (property.equals(IThemeManager.CHANGE_CURRENT_THEME))
            {
                IThemeManager themeManager = PlatformUI.getWorkbench().getThemeManager();

                if (theme != null)
                    theme.removePropertyChangeListener(themeChangeListener);
                theme = themeManager.getCurrentTheme();
                theme.addPropertyChangeListener(themeChangeListener);

                datePlot.setBackground(theme.getColorRegistry().get(property));
                datePlot.setForeground(theme.getColorRegistry().get(property));
                datePlot.setHilight(theme.getColorRegistry().get(property));

                datePlot.redrawAll();
            }
            else if (property.equals(ChartView.THEME_PERIOD_BACKGROUND))
            {
                datePlot.setBackground(theme.getColorRegistry().get(property));
                datePlot.redrawAll();
            }
            else if (property.equals(ChartView.THEME_PERIOD_FOREGROUND))
            {
                datePlot.setForeground(theme.getColorRegistry().get(property));
                datePlot.redrawAll();
            }
            else if (property.equals(ChartView.THEME_PERIOD_MARKERS))
            {
                datePlot.setHilight(theme.getColorRegistry().get(property));
                datePlot.redrawAll();
            }
        }
    };
    ControlListener sashResizeListener = new ControlAdapter() {
        public void controlResized(ControlEvent e)
        {
            String values = "";
            int[] weights = sashForm.getWeights();
            for (int i = 0; i < weights.length; i++)
                values += (i == 0 ? "" : ";") + String.valueOf(weights[i]);
            preferences.setValue(PREFS_WEIGHTS, values);
        }
    };
    DropTargetListener dropTargetListener = new DropTargetListener() {
        public void dragEnter(DropTargetEvent event)
        {
            event.detail = DND.DROP_COPY;
            event.currentDataType = null;
            
            TransferData[] data = event.dataTypes;
            if (event.currentDataType == null)
            {
                for (int i = 0; i < data.length; i++)
                {
                    if (SecurityTransfer.getInstance().isSupportedType(data[i]))
                    {
                        event.currentDataType = data[i];
                        break;
                    }
                }
            }
        }

        public void dragOver(DropTargetEvent event)
        {
            event.feedback = DND.FEEDBACK_SELECT | DND.FEEDBACK_SCROLL;
        }

        public void dragOperationChanged(DropTargetEvent event)
        {
        }

        public void dragLeave(DropTargetEvent event)
        {
        }

        public void dropAccept(DropTargetEvent event)
        {
        }

        public void drop(DropTargetEvent event)
        {
            if (SecurityTransfer.getInstance().isSupportedType(event.currentDataType))
            {
                Security[] securities = (Security[]) event.data;
                setSecurity(securities[0]);
            }
        }