262 lines
8.0 KiB
Java
262 lines
8.0 KiB
Java
//This file is part of SECONDO.
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//Copyright (C) 2004, University in Hagen, Department of Computer Science,
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//Database Systems for New Applications.
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//SECONDO is free software; you can redistribute it and/or modify
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//it under the terms of the GNU General Public License as published by
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//the Free Software Foundation; either version 2 of the License, or
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//(at your option) any later version.
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//SECONDO is distributed in the hope that it will be useful,
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//but WITHOUT ANY WARRANTY; without even the implied warranty of
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//MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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//GNU General Public License for more details.
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//You should have received a copy of the GNU General Public License
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//along with SECONDO; if not, write to the Free Software
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//Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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package viewer.hoese.algebras;
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import sj.lang.ListExpr;
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import viewer.*;
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import viewer.hoese.*;
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import java.awt.*;
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import java.awt.geom.*;
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import java.awt.event.*;
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import javax.swing.*;
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import javax.swing.text.EditorKit;
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import javax.swing.text.Document;
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import tools.Base64Decoder;
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import tools.Reporter;
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import java.io.*;
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import java.util.*;
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import gui.SecondoObject;
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/**
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* The display class for multisets. It extends the general DisplayCollection to
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* be able to use all the funtions of the given subtype
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**/
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public class Dsplmultiset extends DisplayCollection implements ExternDisplay{
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/** The stores defined status */
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private boolean defined;
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/** The extrenal Frame to display textual subtypes */
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private MultisetFrame Display=null;
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/** The string represantation for the QueryResult */
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private String Entry;
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/** The Value ListExpr of the given secondo Object */
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protected ListExpr tempVal;
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/** The Type ListExpr of the given secondo Object */
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protected ListExpr tempType;
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/** The Constructor of the DsplMuktiset class
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* It only creates a new MultisetFrame
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* @see <a href="Dsplmultisetsrc.html#Dsplmultiset">Source</a>
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*/
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public Dsplmultiset(){
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if(Display==null){
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Display = new MultisetFrame();
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}
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}
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/** A method to return the textual represantation of this Object
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* @return the textual Represantation as a string
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* @see <a href="Dsplmultisetsrc.html#DspltoString">Source</a>
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*/
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public String toString(){
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return Entry;
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}
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/** The init Method of the DsplGeneric Interface
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*
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* @see <a href="Dsplmultisetsrc.html#init">Source</a>
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*/
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public void init (String name, int namewidth, int indent, ListExpr type, ListExpr value, QueryResult qr)
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{
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String n = extendString(name,namewidth, indent);
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if(type.second().isAtom())
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Entry = n + " : Multiset of type "+type.second().symbolValue();
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else
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Entry = n + " : Multiset of type "+type.second().toString();
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qr.addEntry(this);
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tempVal = value;
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tempType = type;
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subtyp=getTypeName(type).symbolValue();
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//if(isGraph(subtyp))initMultiset(value,getTypeName(type));
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if(isGraph(subtyp))initMultiset(value,type.second());
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System.out.println("Groesse des graphVectors: " + graphVector.size());
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}
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/** The displayExtern Method of the ExternDisplay Interface
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* it initializes the MultisetFrame
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* @see <a href="Dsplmultisetsrc.html#displayExtern">Source</a>
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*/
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public void displayExtern(){
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Display.setSource(this);
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Display.setVisible(true);
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}
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/** A method of the Extern Display Interface
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* Checks wether the MultisetFrame is displayed or not
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* @return the boolean result
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* @see <a href="Dsplmultisetsrc.html#isDisplayed">Source</a>
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*/
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public boolean isExternDisplayed(){
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return Display.isVisible();
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}
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/** A method of the DsplGraph Interface
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* Checks for the amount of shapes to be drawn
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* @return the number of shapes
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* @see <a href="Dsplmultisetsrc.html#numberOfShapes">Source</a>
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*/
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public int numberOfShapes(){
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int sum=0;
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int temp;
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if(isGraph(subtyp)){
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System.out.println("subtyp: "+subtyp);
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for(int i=0;i<graphVector.size();i++){
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temp=((DsplGraph)graphVector.get(i)).numberOfShapes();
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shapeVector.addElement(new shapeSet(sum,temp));
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sum+=temp;
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}
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}
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System.out.println("Anzahl der Shapes: "+sum);
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return sum;
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}
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/** A method to initialize the MultisetFrame and its components
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*
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* @see <a href="Dsplmultisetsrc.html#initMuliset">Source</a>
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*/
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private void initMultiset(ListExpr value, ListExpr type){
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try{
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while(!value.isEmpty()){
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Class t;
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if(type.isAtom()){
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t = Class.forName("viewer.hoese.algebras."+"Dspl"+type.symbolValue());
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}else{
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t = Class.forName("viewer.hoese.algebras."+"Dspl"+type.first().symbolValue());
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}
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DsplGraph o = (DsplGraph)t.newInstance();
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graphVector.addElement(o);
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String name = "";
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System.out.println(type + " " + value.first().first());
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o.init(name,0,0,type,value.first().first(),new QueryResult(new SecondoObject("nix",value.first().first()),true));
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System.out.println("Der aktuelle Vector List Wert ist "+value.first());
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value=value.rest();
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}
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}catch(ClassNotFoundException e){
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Reporter.showError(" Keine Displayklasse gefunden");
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}catch(InstantiationException e){
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Reporter.showError("Displayklasse konnte nicht initialisiert werden");
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}catch(IllegalAccessException e){
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Reporter.showError("Fehler beim Zugriff auf die Displayklasse");
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}
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}
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/** A method of the DsplGraph Interface to get a desired shape
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* @param num the number of the shape
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* @param at
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* @return the desired shape
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* @see <a href="Dsplmultisetsrc.html#getRenderObject">Source</a>
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*/
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public Shape getRenderObject(int num, AffineTransform at){
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Shape value=null;
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if(isGraph(subtyp)){
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int objectNo=findShape(num);
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shapeSet shS=(shapeSet)shapeVector.get(objectNo);
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value=((DsplGraph)graphVector.get(objectNo)).getRenderObject(shS.getPosition(num),at);//richtige shapenummer fehlt
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System.out.println("rendering shape: "+num);
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}
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return value;
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}
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/** A class which extend JFrame to create an extra Frame to display the multiset's content
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* @see <a href="Dsplmultisetsrc.html#MultisetFrame">Source</a>
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*/
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private class MultisetFrame extends JFrame{
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/** a reference to the Dsplmultiset Object */
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private Dsplmultiset Source;
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/** a QueryResult to display the subtype */
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private QueryResult qrNEW;
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/** a ScrollPane to store the QueryResult */
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private JScrollPane textDspl = new JScrollPane();
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/** Creates a new Frame displaying the Multiset .
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*/
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public MultisetFrame(){
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getContentPane().setLayout(new BorderLayout());
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setSize(640,480);
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}
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/** Sets the Dsplmultiset from which the multiset data comes. **/
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public void setSource(Dsplmultiset S){
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qrNEW= new QueryResult(new SecondoObject("Test",tempVal),true);
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getContentPane().add(textDspl,BorderLayout.CENTER);
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textDspl.setViewportView(qrNEW);
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Source = S;
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initSubtyp();
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}
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/** Initializes the QueryResult **/
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private void initSubtyp(){
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ListExpr valueCopy = Source.tempVal;
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if(valueCopy.isEmpty())qrNEW.addEntry("NO ELEMENTS");
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try{
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if(Source.tempType.second().isAtom()){
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Class t = Class.forName("viewer.hoese.algebras."+"Dspl"+Source.tempType.second().symbolValue());
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while(!valueCopy.isEmpty()){
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for(int i=0;i<valueCopy.first().second().intValue();i++){
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DsplGeneric testklasse = (DsplGeneric)t.newInstance();
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testklasse.init(Source.tempType.second().toString(),0,0,Source.tempType.second(),valueCopy.first().first(),qrNEW);
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}
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valueCopy = valueCopy.rest();
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}
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}else{
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Class t = Class.forName("viewer.hoese.algebras."+"Dspl"+Source.tempType.second().first().symbolValue());
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while(!valueCopy.isEmpty()){
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for(int i=0;i<valueCopy.first().second().intValue();i++){
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DsplGeneric testklasse = (DsplGeneric)t.newInstance();
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testklasse.init(Source.tempType.second().toString(),0,0,Source.tempType.second(),valueCopy.first().first(),qrNEW);
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}
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valueCopy = valueCopy.rest();
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}
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}
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}catch(ClassNotFoundException e){
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Reporter.showError(" Keine Displayklasse gefunden");
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}catch(InstantiationException e){
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Reporter.showError("Displayklasse konnte nicht initialisiert werden");
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}catch(IllegalAccessException e){
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Reporter.showError("Fehler beim Zugriff auf die Displayklasse");
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}
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}
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/** Returns the source of the multiset data. */
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public Dsplmultiset getSource(){
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return Source;
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}
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}
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}
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