Dateien nach "visualization" hochladen
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visualization/HybridWindow$StartListener.class
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visualization/HybridWindow$StartListener.class
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visualization/HybridWindow$StopListener.class
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visualization/HybridWindow$StopListener.class
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visualization/HybridWindow.class
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visualization/HybridWindow.class
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visualization/HybridWindow.java
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visualization/HybridWindow.java
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package visualization;
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import java.lang.Math;
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import java.awt.BorderLayout;
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import java.awt.Component;
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import java.awt.Font;
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import java.awt.GridLayout;
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import java.awt.event.ActionEvent;
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import java.awt.event.ActionListener;
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import java.awt.event.ItemEvent;
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import java.awt.event.ItemListener;
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import javax.swing.BorderFactory;
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import javax.swing.ButtonGroup;
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import javax.swing.Icon;
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import javax.swing.JApplet;
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import javax.swing.JButton;
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import javax.swing.JLabel;
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import javax.swing.JPanel;
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import javax.swing.JRadioButton;
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import javax.swing.JScrollPane;
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import javax.swing.JSlider;
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import javax.swing.JSplitPane;
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import javax.swing.JTabbedPane;
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import javax.swing.JToggleButton;
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import javax.swing.ScrollPaneConstants;
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import javax.swing.Timer;
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import javax.swing.event.ChangeListener;
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import javax.swing.event.ChangeEvent;
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import logging.Algorithm;
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import logging.LogElement;
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import logging.LogElementList;
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/**
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* This is the central class for using packages logging and visualization.
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* It contains each an area for graphical and textual output of an algorithm step and an area for parameter input.
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* Use it in an application or as an applet.
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* If you use it as an applet you will have to extend it by a standard constructor that creates your applet.
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* @see logging.Algorithm
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* @see LogElement
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* @see LogElementList
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* @see visualization.DrawArea
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* @see visualization.ParameterArea
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* @see visualization.TextArea
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* @see visualization.LegendArea
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* @see javax.swing.JApplet
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* @author Björn Strobel<br><small>
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* University of Cooperative Education Stuttgart,
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* Campus Horb<br>
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* Department of Information Technology<br>
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* it2003<br></small>
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*/
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public class HybridWindow<
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DRAW extends DrawArea,
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TEXT extends TextArea,
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PARAM extends ParameterArea,
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ALGORITHM extends Algorithm,
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LOG extends LogElement,
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LEGEND extends LegendArea
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>
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extends JApplet{
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/** Constant representing state of parameter input. */
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final protected byte PARAMETERSTATE=0;
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/** Constant representing state of activated algorithm. */
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final protected byte RUNSTATE=1;
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/** Constant representing state of automatic stepping. */
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final protected byte AUTOSTATE=2;
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/** Represents the current state of this application. */
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protected byte state;
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/** The window's draw area for graphical output of an algorithm step.*/
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protected DRAW drawArea;
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/** The window's text area for textual output of an algorithm step.*/
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protected TEXT textArea;
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/** The window's parameter area for parameter input of an algorithm. */
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protected PARAM parameterArea;
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/** The presented algorithm. */
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protected ALGORITHM algorithm;
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/** Log element list containing the algorithm's single step's log elements. */
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protected LogElementList<LOG>logList;
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/** The window's legend area for describing the parameters of an algorithm's graphical output. */
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protected LEGEND legendArea;
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/** The hybrid window's tabbed pane containing the draw area. */
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protected JTabbedPane tabbedPane;
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/** The window's start button. Triggers algorithm processing.*/
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protected JButton startButton;
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/** The window's stop button. Clears the window for a new parametric input. */
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protected JButton stopButton;
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/** The window's next button. Proceeds to next log element. */
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protected JButton nextButton;
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/** The window's previous button. Proceeds to previous log element. */
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protected JButton prevButton;
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/** The window's last button. Proceeds to last log element. */
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protected JButton lastButton;
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/** The window's first button. Proceeds to first log element. */
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protected JButton firstButton;
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/** The window's toggle button for automatic proceeding. Enables/Disables automatic step processing. */
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protected JToggleButton autoButton;
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/** The window's toggle button for pausing automatic proceeding. */
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protected JButton pauseButton;
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/** The window's delay slider for automatic proceeding. Adjusts the interval of auto stepping. */
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protected JSlider autoSlider;
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/** The window's radio button for forward direction at auto stepping. */
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protected JRadioButton autoForwardButton;
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/** The window's radio button for backward direction at auto stepping. */
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protected JRadioButton autoBackwardButton;
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/** Action listener for start button. */
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protected StartListener startListener;
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/** Action listener for stop button. */
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protected StopListener stopListener;
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/** Action listener for previous button. */
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protected PrevListener prevListener;
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/** Action listener for next button. */
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protected NextListener nextListener;
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/** Action listener for first button. */
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protected FirstListener firstListener;
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/** Action listener for last button. */
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protected LastListener lastListener;
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/** Item listener for auto button. */
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protected AutoButtonListener autoButtonListener;
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/** Change listener for auto slider. */
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protected AutoSliderListener autoSliderListener;
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/** Item listener for forward button. */
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protected AutoForwardListener autoForwardListener;
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/** Item listener for backward button. */
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protected AutoBackwardListener autoBackwardListener;
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/** Item listener for pause button. */
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protected PauseButtonListener pauseButtonListener;
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/** Timer for auto stepping. */
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protected Timer autoTimer;
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/**
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* Standard constructor.
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*/
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public HybridWindow() {
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tabbedPane=new JTabbedPane();
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}
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/**
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* Extended constructor. Types of drawArea, textArea, parameterArea, algorithm and logList are determined here.
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* @param drawArea the window's draw area. It must extend visualization.DrawArea.
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* @param textArea the window's text area. It must extend visualization.TextArea.
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* @param parameterArea the window's parameter area. It must extend visualization.ParameterArea.
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* @param algorithm the window's algorithm. It must extend logging.Algorithm.
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* @param logList the window's log list. Elements must extend logging.LogElement.
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* @param legendArea the window's legend area. Must be a subclass of visualization.LegendArea
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*/
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public HybridWindow(DRAW drawArea,TEXT textArea,PARAM parameterArea,ALGORITHM algorithm,LogElementList<LOG>logList,LEGEND legendArea) {
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this.drawArea=drawArea;
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this.textArea=textArea;
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this.parameterArea=parameterArea;
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this.algorithm=algorithm;
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this.logList=logList;
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this.legendArea=legendArea;
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tabbedPane=new JTabbedPane();
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}
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/**
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* Applet's initial phase.
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* In case of use as an application call it explicitely.
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* Sets up the GUI and the action listeners.
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*/
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public void init(){
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startButton=new JButton("start");
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stopButton=new JButton("stop");
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nextButton=new JButton("next");
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prevButton=new JButton("prev");
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lastButton=new JButton("last");
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firstButton=new JButton("first");
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autoButton=new JToggleButton("automatc");
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autoSlider=new JSlider(1,100,1);
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autoForwardButton=new JRadioButton("forward");
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autoBackwardButton=new JRadioButton("backward");
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pauseButton=new JButton("pause");
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ButtonGroup autoDirection=new ButtonGroup();
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autoDirection.add(autoForwardButton);
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autoDirection.add(autoBackwardButton);
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autoForwardButton.setSelected(true);
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JPanel panelStartStopControls=new JPanel();
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panelStartStopControls.setLayout(new GridLayout(4,1,5,5));
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panelStartStopControls.add(startButton);
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panelStartStopControls.add(stopButton);
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panelStartStopControls.add(pauseButton);
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panelStartStopControls.setBorder(BorderFactory.createTitledBorder("Start / Stop"));
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JPanel panelStepwiseExecutionControls=new JPanel();
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panelStepwiseExecutionControls.setLayout(new GridLayout(4,1,5,5));
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panelStepwiseExecutionControls.add(firstButton);
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panelStepwiseExecutionControls.add(nextButton);
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panelStepwiseExecutionControls.add(prevButton);
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panelStepwiseExecutionControls.add(lastButton);
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panelStepwiseExecutionControls.setBorder(BorderFactory.createTitledBorder("Stepwise execution"));
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JPanel panelAutomaticExecutionControls=new JPanel();
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panelAutomaticExecutionControls.setLayout(new GridLayout(5,1,5,5));
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panelAutomaticExecutionControls.add(autoButton);
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panelAutomaticExecutionControls.add(autoSlider);
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panelAutomaticExecutionControls.add(autoForwardButton);
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panelAutomaticExecutionControls.add(autoBackwardButton);
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panelAutomaticExecutionControls.setBorder(BorderFactory.createTitledBorder("Automatic execution"));
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JPanel buttonLine=new JPanel();
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buttonLine.setLayout(new GridLayout(3,1,5,5));
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buttonLine.setBorder(BorderFactory.createEmptyBorder(5,5,5,5));
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buttonLine.add(panelStartStopControls);
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buttonLine.add(panelStepwiseExecutionControls);
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buttonLine.add(panelAutomaticExecutionControls);
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JLabel headline=new JLabel(algorithm.getTitle());
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headline.setBorder(BorderFactory.createEmptyBorder(5,5,5,5));
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headline.setFont(new Font("SansSerif",Font.PLAIN,20));
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JScrollPane parameterAreaScrollPane = parameterArea.getScrollPane();
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JScrollPane legendAreaScrollPane = legendArea.getScrollPane();
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parameterAreaScrollPane.setHorizontalScrollBarPolicy(ScrollPaneConstants.HORIZONTAL_SCROLLBAR_NEVER);
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legendAreaScrollPane.setHorizontalScrollBarPolicy(ScrollPaneConstants.HORIZONTAL_SCROLLBAR_NEVER);
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JSplitPane hybridWindowSplitPane = new JSplitPane(JSplitPane.VERTICAL_SPLIT,parameterAreaScrollPane, legendAreaScrollPane);
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hybridWindowSplitPane.setOneTouchExpandable(true);
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hybridWindowSplitPane.setResizeWeight(0.465);
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tabbedPane.insertTab(drawArea.getDrawAreaName(),null, drawArea.getScrollPane(),drawArea.getDrawAreaName(),0);
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tabbedPane.setSelectedIndex(0);
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setLayout(new BorderLayout(10,10));
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add(headline,BorderLayout.NORTH);
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add(hybridWindowSplitPane,BorderLayout.WEST);
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add(tabbedPane,BorderLayout.CENTER);
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add(textArea.getScrollPane(),BorderLayout.SOUTH);
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add(buttonLine,BorderLayout.EAST);
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setState(PARAMETERSTATE);
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startListener=new StartListener();
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stopListener=new StopListener();
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prevListener=new PrevListener();
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nextListener=new NextListener();
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firstListener=new FirstListener();
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lastListener=new LastListener();
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autoButtonListener=new AutoButtonListener();
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autoSliderListener=new AutoSliderListener();
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autoForwardListener=new AutoForwardListener();
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autoBackwardListener=new AutoBackwardListener();
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pauseButtonListener=new PauseButtonListener();
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startButton.addActionListener(startListener);
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stopButton.addActionListener(stopListener);
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prevButton.addActionListener(prevListener);
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nextButton.addActionListener(nextListener);
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firstButton.addActionListener(firstListener);
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lastButton.addActionListener(lastListener);
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autoButton.addItemListener(autoButtonListener);
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autoSlider.addChangeListener(autoSliderListener);
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autoForwardButton.addItemListener(autoForwardListener);
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autoBackwardButton.addItemListener(autoBackwardListener);
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pauseButton.addActionListener(pauseButtonListener);
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autoTimer=new Timer(1,nextListener);
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}
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/**
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* Sets the window's state and enables/disables the corresponding components.
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* @param state
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*/
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final protected void setState(int state){
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Component[]components=parameterArea.getComponents();
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switch(state){
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case PARAMETERSTATE:
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state=PARAMETERSTATE;
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for(Component c:components){
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c.setEnabled(true);
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}
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startButton.setEnabled(true);
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stopButton.setEnabled(false);
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nextButton.setEnabled(false);
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prevButton.setEnabled(false);
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lastButton.setEnabled(false);
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firstButton.setEnabled(false);
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autoButton.setEnabled(false);
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autoSlider.setEnabled(false);
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autoForwardButton.setEnabled(false);
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autoBackwardButton.setEnabled(false);
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pauseButton.setEnabled(false);
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break;
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case RUNSTATE:
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state=RUNSTATE;
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for(Component c:components){
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c.setEnabled(false);
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}
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startButton.setEnabled(false);
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stopButton.setEnabled(true);
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nextButton.setEnabled(true);
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prevButton.setEnabled(true);
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lastButton.setEnabled(true);
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firstButton.setEnabled(true);
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autoButton.setEnabled(true);
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autoSlider.setEnabled(true);
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autoForwardButton.setEnabled(true);
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autoBackwardButton.setEnabled(true);
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pauseButton.setEnabled(false);
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break;
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case AUTOSTATE:
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state=AUTOSTATE;
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for(Component c:components){
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c.setEnabled(false);
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}
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startButton.setEnabled(false);
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stopButton.setEnabled(false);
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nextButton.setEnabled(false);
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prevButton.setEnabled(false);
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lastButton.setEnabled(false);
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firstButton.setEnabled(false);
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autoButton.setEnabled(true);
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autoSlider.setEnabled(true);
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autoForwardButton.setEnabled(true);
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autoBackwardButton.setEnabled(true);
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pauseButton.setEnabled(true);
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break;
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}
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}
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/**
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* Returns the window's current state.
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* @return the window's current state
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*/
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final protected byte getState(){
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return state;
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}
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/**
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* Method for adding a new component to the hybrid window's tabbed pane
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* @param title the title of the new tab
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* @param component the component to be added to the tabbed pane
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*/
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final public void addNewComponent(String title,Component component){
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tabbedPane.addTab(title,component);
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}
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/**
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* Method for adding a new component to the hybrid window's tabbed pane
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* @param title the title of the new tab
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* @param icon the icon to be displayed on the new tab
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* @param component the component to be added to the tabbed pane
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*/
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final public void addNewComponentWithIcon(String title,Icon icon,Component component){
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tabbedPane.addTab(title,icon,component);
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}
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class StartListener implements ActionListener{
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public void actionPerformed(ActionEvent event){
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setState(RUNSTATE);
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logList=algorithm.run();
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drawArea.setLogList(logList);
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textArea.setLogList(logList);
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}
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}
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class StopListener implements ActionListener{
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public void actionPerformed(ActionEvent event){
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setState(PARAMETERSTATE);
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logList.clear();
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drawArea.clear();
|
||||||
|
textArea.clear();
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
class PrevListener implements ActionListener{
|
||||||
|
public void actionPerformed(ActionEvent event){
|
||||||
|
if(logList.isInitialized()){
|
||||||
|
if(logList.get()==logList.firstElement()){
|
||||||
|
autoButton.setSelected(false);
|
||||||
|
}
|
||||||
|
else{
|
||||||
|
logList.prev();
|
||||||
|
drawArea.drawStep();
|
||||||
|
textArea.printStep();
|
||||||
|
}
|
||||||
|
}
|
||||||
|
else{
|
||||||
|
logList.prev();
|
||||||
|
drawArea.drawStep();
|
||||||
|
textArea.printStep();
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
class NextListener implements ActionListener{
|
||||||
|
public void actionPerformed(ActionEvent event){
|
||||||
|
if(logList.isInitialized()){
|
||||||
|
if(logList.get()==logList.lastElement()){
|
||||||
|
autoButton.setSelected(false);
|
||||||
|
}
|
||||||
|
else{
|
||||||
|
logList.next();
|
||||||
|
drawArea.drawStep();
|
||||||
|
textArea.printStep();
|
||||||
|
}
|
||||||
|
}
|
||||||
|
else{
|
||||||
|
logList.next();
|
||||||
|
drawArea.drawStep();
|
||||||
|
textArea.printStep();
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
class FirstListener implements ActionListener{
|
||||||
|
public void actionPerformed(ActionEvent event){
|
||||||
|
logList.first();
|
||||||
|
drawArea.drawStep();
|
||||||
|
textArea.printStep();
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
class LastListener implements ActionListener{
|
||||||
|
public void actionPerformed(ActionEvent event){
|
||||||
|
logList.last();
|
||||||
|
drawArea.drawStep();
|
||||||
|
textArea.printStep();
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
class AutoButtonListener implements ItemListener{
|
||||||
|
public void itemStateChanged(ItemEvent event){
|
||||||
|
if(event.getStateChange()==ItemEvent.SELECTED){
|
||||||
|
setState(AUTOSTATE);
|
||||||
|
autoTimer.setDelay(10000/((int)Math.pow(autoSlider.getValue(),2)));
|
||||||
|
autoTimer.start();
|
||||||
|
}else{
|
||||||
|
setState(RUNSTATE);
|
||||||
|
autoTimer.stop();
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
class AutoSliderListener implements ChangeListener{
|
||||||
|
public void stateChanged(ChangeEvent event){
|
||||||
|
if(autoTimer.isRunning()){
|
||||||
|
autoTimer.stop();
|
||||||
|
autoTimer.setInitialDelay(10000/((int)Math.pow(autoSlider.getValue(),2)));
|
||||||
|
autoTimer.setDelay(10000/((int)Math.pow(autoSlider.getValue(),2)));
|
||||||
|
autoTimer.start();
|
||||||
|
autoTimer.setInitialDelay(1);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
class AutoForwardListener implements ItemListener{
|
||||||
|
public void itemStateChanged(ItemEvent event){
|
||||||
|
if(event.getStateChange()==ItemEvent.SELECTED){
|
||||||
|
autoTimer.removeActionListener(prevListener);
|
||||||
|
autoTimer.addActionListener(nextListener);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
class AutoBackwardListener implements ItemListener{
|
||||||
|
public void itemStateChanged(ItemEvent event){
|
||||||
|
if(event.getStateChange()==ItemEvent.SELECTED){
|
||||||
|
autoTimer.removeActionListener(nextListener);
|
||||||
|
autoTimer.addActionListener(prevListener);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
class PauseButtonListener implements ActionListener{
|
||||||
|
public void actionPerformed(ActionEvent event){
|
||||||
|
if(autoButton.isSelected()){
|
||||||
|
setState(RUNSTATE);
|
||||||
|
autoTimer.stop();
|
||||||
|
autoButton.setSelected(false);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
53
visualization/LegendArea.java
Normal file
53
visualization/LegendArea.java
Normal file
@ -0,0 +1,53 @@
|
|||||||
|
package visualization;
|
||||||
|
|
||||||
|
import java.awt.Graphics;
|
||||||
|
|
||||||
|
import javax.swing.JPanel;
|
||||||
|
import javax.swing.JScrollPane;
|
||||||
|
|
||||||
|
/**
|
||||||
|
* This class enables the user to add a legend area for describing the elements and symbols of an algorithm's visualization.
|
||||||
|
* Override method initialize(Graphics) for drawing your legend area's graphical output.
|
||||||
|
* @see javax.swing.JPanel
|
||||||
|
* @see visualization.HybridWindow
|
||||||
|
* @author Fabian Hamm
|
||||||
|
* DHBW Stuttgart Campus Horb
|
||||||
|
*/
|
||||||
|
public abstract class LegendArea extends JPanel {
|
||||||
|
|
||||||
|
/** The legend area's scroll pane. */
|
||||||
|
protected JScrollPane scrollPane;
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Standard constructor
|
||||||
|
* Creates an empty legend area with scroll pane.
|
||||||
|
*/
|
||||||
|
public LegendArea() {
|
||||||
|
scrollPane=new JScrollPane(this);
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Returns the legend area's scroll pane.
|
||||||
|
* @return the LegendArea's scroll pane
|
||||||
|
*/
|
||||||
|
public JScrollPane getScrollPane(){
|
||||||
|
return scrollPane;
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Paints the legend area background and calls initialize(Graphics).
|
||||||
|
*/
|
||||||
|
public void paint(Graphics g) {
|
||||||
|
super.paint(g);
|
||||||
|
initialize(g);
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Method that is responsible for drawing all elements and descriptions of the LegendArea.
|
||||||
|
* Implement this method to add and draw parameters to your legend area.
|
||||||
|
*
|
||||||
|
* @param g the Graphics object of the corresponding panel
|
||||||
|
*/
|
||||||
|
public abstract void initialize(Graphics g);
|
||||||
|
|
||||||
|
}
|
||||||
Loading…
Reference in New Issue
Block a user