1    // Glenn Josefiak 
2    // Fairfield University 
3    // SW513 
4    // Spring 2003 
5     
6    package j2d.gui; 
7     
8    import gui.run.ObservableSlider; 
9     
10   import javax.swing.*; 
11   import java.awt.*; 
12    
13   /** 
14    * A JInternalFrame containing controls for performing exponential 
15    * stretching of an image's brightness. 
16    */ 
17   public class ExponentialStretchToolbox extends JInternalFrame { 
18       private ObservableSlider sliPower; 
19    
20       /** 
21        * Construct a new ExponentialStretchToolbox. 
22        */ 
23       public ExponentialStretchToolbox() { 
24           Container c; 
25    
26           sliPower = new ObservableSlider(0.125f, 8.0f); 
27           sliPower.setLabel("power"); 
28           sliPower.setTickLabel(0.125f, "0.125"); 
29           sliPower.setTickLabel(1f, "1"); 
30           sliPower.setTickLabel(8f, "8"); 
31    
32           c = getContentPane(); 
33           c.setLayout(new FlowLayout()); 
34           c.add(sliPower); 
35    
36           setTitle("Exponential Stretch"); 
37           setMinimumSize(new Dimension(150, 150)); 
38           pack(); 
39           setClosable(true); 
40           setMaximizable(false); 
41           setResizable(false); 
42       } 
43    
44       /** 
45        * Return a handle to the Power slider on the control panel. 
46        * 
47        * @return A reference to an ObservableSlider 
48        */ 
49       public ObservableSlider getSlider() { 
50           return sliPower; 
51       } 
52   } 
53