54 lines
1.3 KiB
Java
54 lines
1.3 KiB
Java
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package visualization;
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import java.awt.Graphics;
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import javax.swing.JPanel;
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import javax.swing.JScrollPane;
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/**
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* This class enables the user to add a legend area for describing the elements and symbols of an algorithm's visualization.
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* Override method initialize(Graphics) for drawing your legend area's graphical output.
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* @see javax.swing.JPanel
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* @see visualization.HybridWindow
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* @author Fabian Hamm
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* DHBW Stuttgart Campus Horb
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*/
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public abstract class LegendArea extends JPanel {
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/** The legend area's scroll pane. */
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protected JScrollPane scrollPane;
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/**
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* Standard constructor
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* Creates an empty legend area with scroll pane.
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*/
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public LegendArea() {
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scrollPane=new JScrollPane(this);
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}
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/**
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* Returns the legend area's scroll pane.
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* @return the LegendArea's scroll pane
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*/
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public JScrollPane getScrollPane(){
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return scrollPane;
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}
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/**
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* Paints the legend area background and calls initialize(Graphics).
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*/
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public void paint(Graphics g) {
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super.paint(g);
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initialize(g);
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}
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/**
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* Method that is responsible for drawing all elements and descriptions of the LegendArea.
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* Implement this method to add and draw parameters to your legend area.
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*
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* @param g the Graphics object of the corresponding panel
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*/
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public abstract void initialize(Graphics g);
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}
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