MooViewCounter.java

   1 import javax.swing.*;
   2 import java.awt.*;
   3
   4 /**
   5  *
   6  *
   7  * @author  Andersson, Andreen, Lanneskog, Pehrson
   8  * @version 1
   9  */
  10
  11 public class MooViewCounter extends JPanel {
  12
  13         private int timeSig1, timeSig2, measure, halfBeat, beat, halfNote;
  14
  15         /**
  16          * Creates
  17          */
  18
  19         public MooViewCounter (int ts1, int ts2) {
  20                 timeSig1 = ts1;
  21                 timeSig2 = ts2;
  22                 setBackground(Color.black);
  23                 setPreferredSize(new Dimension(35,200*10));
  24
  25                 switch (timeSig2) {
  26                         case  16: measure = timeSig1;
  27                         break;
  28                         case  8: measure = timeSig1 * 2;
  29                                          halfBeat = measure / timeSig1;
  30                         break;
  31                         case  4: measure = timeSig1 * 4;
  32                                          beat = measure / timeSig1;
  33                                          halfBeat = beat / 2;
  34                         break;
  35                         case  2: measure = timeSig1 * 8;
  36                                          halfNote = measure / timeSig1;
  37                                          beat = halfNote / 2;
  38                                          halfBeat = beat / 2;
  39                         break;
  40                         case  1: measure = timeSig1 * 16;
  41                                      halfNote = measure/2;
  42                                          beat = halfNote/2;
  43                                          halfBeat = beat/2;
  44                         break;
  45                 }
  46
  47         }
  48         public void paintComponent(Graphics g) {
  49                 super.paintComponent(g);
  50                 setBackground(Color.black);
  51
  52                 if (!(g instanceof Graphics2D)) return;
  53                 Graphics2D g2 = (Graphics2D)g;
  54
  55                 setPreferredSize(new Dimension(50,200*10));
  56                 g2.setColor(Color.white);
  57                 for (int c = 0; c < 200; c++) {
  58                         g2.drawLine(0,c*10,5,c*10);                                     // 1/16
  59                         g2.drawLine(0,c*10*halfBeat,10,c*10*halfBeat);                  // 1/8
  60                         g2.drawLine(0,c*10*beat,15,c*10*beat);                          // 1/4
  61                         g2.drawLine(0,c*10*halfNote,20,c*10*halfNote);                  // 1/2
  62                         g2.drawLine(0,c*10*measure,30,c*10*measure);                    // 1/1
  63
  64                 }
  65         }
  66 }