jchempaintpanel.java

化学图形处理软件

/*
 *  $RCSfile$
 *  $Author: shk3 $
 *  $Date: 2007-06-29 14:15:27 +0200 (Fri, 29 Jun 2007) $
 *  $Revision: 8455 $
 *
 *  Copyright (C) 2004-2007  The JChemPaint project
 *
 *  Contact: [e-mail]
 *
 *  This program 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.
 *  All we ask is that proper credit is given for our work, which includes
 *  - but is not limited to - adding the above copyright notice to the beginning
 *  of your source code files, and to any copyright notice that you may distribute
 *  with programs based on this work.
 *
 *  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 Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 */
package org.openscience.cdk.applications.jchempaint;

import org.openscience.cdk.ChemFile;
import org.openscience.cdk.ChemModel;
import org.openscience.cdk.ChemObject;
import org.openscience.cdk.ChemSequence;
import org.openscience.cdk.applications.jchempaint.action.JCPAction;
import org.openscience.cdk.applications.jchempaint.action.SaveAction;
import org.openscience.cdk.applications.jchempaint.dialogs.CreateCoordinatesForFileDialog;
import org.openscience.cdk.applications.plugin.ICDKEditBus;
import org.openscience.cdk.applications.undoredo.ClearAllEdit;
import org.openscience.cdk.geometry.GeometryTools;
import org.openscience.cdk.interfaces.IAtom;
import org.openscience.cdk.interfaces.IAtomContainer;
import org.openscience.cdk.interfaces.IMoleculeSet;
import org.openscience.cdk.io.IChemObjectReader;
import org.openscience.cdk.io.ReaderFactory;
import org.openscience.cdk.io.listener.SwingGUIListener;
import org.openscience.cdk.renderer.Renderer2DModel;
import org.openscience.cdk.tools.LoggingTool;
import org.openscience.cdk.tools.manipulator.ChemModelManipulator;

import javax.swing.*;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
import javax.swing.filechooser.FileFilter;
import javax.swing.undo.UndoManager;
import javax.swing.undo.UndoableEditSupport;
import javax.vecmath.Point2d;
import java.awt.*;
import java.awt.event.*;
import java.io.File;
import java.io.IOException;
import java.io.Reader;
import java.util.Iterator;
import java.util.MissingResourceException;
import java.util.StringTokenizer;
import java.util.Vector;
/**
 *  JPanel that contains a full JChemPaint program, either viewer or full
 *  editor.
 *
 *@author        steinbeck
 *@cdk.created       16. Februar 2005
 *@cdk.module    jchempaint
 */
public abstract class JChemPaintPanel
		 extends JPanel
		 implements ChangeListener, ICDKEditBus {

	//Static variables hold information if the application is embedded and keep track of instances of JCPPanel
	boolean isEmbedded = false;
	boolean isOpenedByViewer	= false;
	boolean isViewerOnly = false;
	static Vector instances = new Vector();
	/**
	 *  Description of the Field
	 */
	protected JChemPaintModel jchemPaintModel;
	private LoggingTool logger;
	private File currentWorkDirectory = null;
	private File lastOpenedFile = null;
	private File lastSavedFile = null;
	private FileFilter currentOpenFileFilter = null;
	private FileFilter currentSaveFileFilter = null;
	/**
	 *  Description of the Field
	 */
	JPanel mainContainer;

    /**
     * Holds the toolbar and insert text widget, goes at the top of mainContainer.
     */
    JPanel topContainer;

    /**
     * The status bar.
     */
    StatusBar statusBar;
	JChemPaintMenuBar menu;
	JToolBar toolBar;
    InsertTextPanel insertTextPanel = null;
    DrawingPanel drawingPanel;
	/**
	 *  Description of the Field
	 */
	public JButton selectButton;
	JCPAction jcpaction = null;
	/**
	 *  Description of the Field
	 */
	protected File isAlreadyAFile = null;
	/**
	 *  this is only needed in open action immediately after opening a file
	 */
	public JChemPaintPanel lastUsedJCPP = null;
	/**
	 *  remembers last action in toolbar for switching on/off buttons
	 *  This is a vector containing only one element, the button last used
	 */
	public Vector lastAction=new Vector();
    Dimension viewerDimension;
    //private UndoManager undoManager;
    //private UndoableEditSupport undoSupport;
    String guiString = "stable";
    //we remember the moveButton since this is special
    protected JButton moveButton=null;
    private JScrollPane scrollPane;
    private boolean showscrollbars=true;


	/**
	 *  Constructor for the JChemPaintPanel object
	 */
	public JChemPaintPanel() {
		this(true);
	}
	/**
	 *  Constructor for the JChemPaintPanel object
	 *  @param showscrollbars shall the drawing panel have scrollbars?
	 */
	public JChemPaintPanel(boolean showscrollbars) {
		this.showscrollbars=showscrollbars;
		logger = new LoggingTool(this);

//        undoManager = new UndoManager();
//        undoManager.setLimit(10);
//        undoSupport = new UndoableEditSupport();
//        undoSupport.addUndoableEditListener(new UndoAdapter(undoManager));

        setLayout(new BorderLayout());
        mainContainer = new JPanel(new BorderLayout());
        topContainer = new JPanel(new BorderLayout());

        drawingPanel = new DrawingPanel();
		drawingPanel.setOpaque(true);
		drawingPanel.setBackground(Color.white);
		
		if(showscrollbars){
			scrollPane = new JScrollPane(drawingPanel,JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED, JScrollPane.HORIZONTAL_SCROLLBAR_AS_NEEDED);
	
			mainContainer.add(scrollPane, BorderLayout.CENTER);
		}else{
			mainContainer.add(drawingPanel,BorderLayout.CENTER);
		}

		mainContainer.add(topContainer, BorderLayout.NORTH);
        add(mainContainer, BorderLayout.CENTER);
        //where do 900/400 come frome? doesn't seem to have an effect anyway
		//setSize(new Dimension(900, 400));
		//setPreferredSize(new Dimension(900, 400));
        instances.add(this);
	}


	/**
	 *  Return the JCPAction instance associated with this JCPPanel
	 *
	 *@return    The jCPAction value
	 */
	public JCPAction getJCPAction() {
		if (jcpaction == null) {
			jcpaction = new JCPAction();
		}
		return jcpaction;
	}


	/**
	 *  Tells if this JCPPanel is part of an embedded program or not.
	 *
	 *@return    The embedded value
	 */
	public boolean isEmbedded() {
		return isEmbedded;
	}


	/**
	 *  Gets the viewerOnly attribute of the JChemPaintPanel object
	 *
	 *@return    The viewerOnly value
	 */
	public boolean isViewerOnly() {
		return isViewerOnly;
	}


	/**
	 *  Sets JCP as embedded application
	 */
	public void setEmbedded() {
		isEmbedded = true;
	}
	
	/**
	 * Returns the value of isOpenedByViewer.
	 */
	public boolean getIsOpenedByViewer()
	{
		return isOpenedByViewer;
	}

	/**
	 * Sets the value of isOpenedByViewer.
	 * @param isOpenedByViewer The value to assign isOpenedByViewer.
	 */
	public void setIsOpenedByViewer(boolean isOpenedByViewer)
	{
		this.isOpenedByViewer = isOpenedByViewer;
	}
	
	
	/**
	 *  Sets the viewerOnly attribute of the JChemPaintPanel object
	 */
	public void setViewerOnly() {
		isEmbedded = true;
		isViewerOnly = true;
	}


	/**
	 *  Sets JCP as standalone-program
	 */
	public void setNotEmbedded() {
		isEmbedded = false;
	}


	/**
	 *  Returns a vector containing all JFrames containing JCPPanels currently
	 *  running
	 *
	 *@return    Vector of JFrames
	 */
	public Vector getInstances() {
		return instances;
	}


	/**
	 *  Sets the file currently used for saving this Panel.
	 *
	 *@param  value  The new isAlreadyAFile value
	 */
	public void setIsAlreadyAFile(File value) {
		isAlreadyAFile = value;
	}


	/**
	 *  Returns the file currently used for saving this Panel, null if not yet
	 *  saved
	 *
	 *@return    The currently used file
	 */
	public File isAlreadyAFile() {
		return isAlreadyAFile;
	}


	/**
	 *  Creates a new localized string that can be used as a title for the new
	 *  frame.
	 *
	 *@return    The newFrameName value
	 */
	public static String getNewFrameName() {
		return JCPLocalizationHandler.getInstance().getString("Untitled-") + Integer.toString(instances.size() + 1);
	}

	public Image takeSnapshot() {
		return null;
	}


	/**
	 *  Gets the currentWorkDirectory attribute of the JChemPaintPanel object
	 *
	 *@return    The currentWorkDirectory value
	 */
	public File getCurrentWorkDirectory() {
		return currentWorkDirectory;
	}


	/**
	 *  Sets the currentWorkDirectory attribute of the JChemPaintPanel object
	 *
	 *@param  cwd  The new currentWorkDirectory value
	 */
	public void setCurrentWorkDirectory(File cwd) {
		this.currentWorkDirectory = cwd;
	}


	/**
	 *  Gets the currentOpenFileFilter attribute of the JChemPaintPanel object
	 *
	 *@return    The currentOpenFileFilter value
	 */
	public FileFilter getCurrentOpenFileFilter() {
		return currentOpenFileFilter;
	}


	/**
	 *  Sets the currentOpenFileFilter attribute of the JChemPaintPanel object
	 *
	 *@param  ff  The new currentOpenFileFilter value
	 */
	public void setCurrentOpenFileFilter(FileFilter ff) {
		this.currentOpenFileFilter = ff;
	}


	/**
	 *  Gets the currentSaveFileFilter attribute of the JChemPaintPanel object
	 *
	 *@return    The currentSaveFileFilter value
	 */
	public FileFilter getCurrentSaveFileFilter() {
		return currentSaveFileFilter;
	}


	/**
	 *  Sets the currentSaveFileFilter attribute of the JChemPaintPanel object
	 *
	 *@param  ff  The new currentSaveFileFilter value
	 */
	public void setCurrentSaveFileFilter(FileFilter ff) {
		this.currentSaveFileFilter = ff;
	}


	/**
	 *  Gets the lastOpenedFile attribute of the JChemPaintPanel object
	 *
	 *@return    The lastOpenedFile value
	 */
	public File getLastOpenedFile() {
		return lastOpenedFile;
	}


	/**
	 *  Sets the lastOpenedFile attribute of the JChemPaintPanel object
	 *
	 *@param  lof  The new lastOpenedFile value
	 */
	public void setLastOpenedFile(File lof) {
		this.lastOpenedFile = lof;
	}


	/**
	 *  Gets the lastSavedFile attribute of the JChemPaintPanel object
	 *
	 *@return    The lastSavedFile value
	 */
	public File getLastSavedFile() {
		return lastSavedFile;
	}