MooToolbar.java

   1 import javax.swing.*;
   2 import java.awt.*;
   3 import java.awt.event.*;
   4 import javax.sound.midi.*;
   5
   6 /**
   7  * The application's toolbar, with the most frequently used commands.
   8  *
   9  * @author  Björn Lanneskog
  10  */
  11 public class MooToolbar extends JToolBar {
  12
  13         private JButton rewind, playpause, stop, fastforward;
  14         private JLabel measure, beats, ticks, measureValue, beatsValue, ticksValue;
  15         private ImageIcon playIcon, pauseIcon;
  16         private MooMouseAdapter mouseAdapter;
  17         public static final Color bgColor = new Color(192, 224, 255);
  18
  19         /**
  20          * Creates the toolbar.
  21          */
  22
  23         public MooToolbar() {
  24                 // setAlignmentX(LEFT_ALIGNMENT);
  25                 setFloatable(false);
  26                 mouseAdapter = new MooMouseAdapter();
  27
  28                 // Creates playback buttons
  29                 rewind = createButton("images/rewind.gif", "Rewind");
  30                 playpause = createButton("images/play.gif", "Play");
  31                 stop = createButton("images/stop.gif", "Stop");
  32                 fastforward = createButton("images/forward.gif", "Fast forward");
  33                 playIcon = new ImageIcon("images/play.gif");
  34                 pauseIcon = new ImageIcon("images/pause.gif");
  35
  36                 // Adds playback buttons
  37                 add(rewind);
  38                 add(playpause);
  39                 add(stop);
  40                 add(fastforward);
  41
  42                 // Creates progress indicator
  43                 measure = createLabel("Msr", 10);
  44                 beats = createLabel("Beat", 10);
  45                 ticks = createLabel("Tick", 10);
  46                 measureValue = formatProgInd(createLabel("1", 16));
  47                 beatsValue = formatProgInd(createLabel("1", 16));
  48                 ticksValue = formatProgInd(createLabel("1", 16));
  49                 JPanel spacenorth = new JPanel();
  50                 spacenorth.setBackground(bgColor);
  51                 JPanel spacesouth = new JPanel();
  52                 spacesouth.setBackground(bgColor);
  53
  54                 // Creates progress indicator panel and adds components
  55                 JPanel progIndPanel = new JPanel();
  56                 progIndPanel.setMaximumSize(new Dimension(120,27));
  57                 progIndPanel.setLayout(new GridLayout(2,4));
  58                 progIndPanel.add(spacenorth);
  59                 progIndPanel.add(measure);
  60                 progIndPanel.add(beats);
  61                 progIndPanel.add(ticks);
  62                 progIndPanel.add(spacesouth);
  63                 progIndPanel.add(measureValue);
  64                 progIndPanel.add(beatsValue);
  65                 progIndPanel.add(ticksValue);
  66                 add(progIndPanel);
  67
  68         }
  69
  70         /**
  71          * Updates the progress indicator.
  72          */
  73         public void updateProgInd() {
  74                 long pos = Moosique.getSequencer().getTickPosition();
  75                 int ticksPerBeat = Moosique.getSequence().getResolution();
  76                 int beatsPerMeasure = 4;
  77                 long measures = pos / (beatsPerMeasure * ticksPerBeat);
  78                 long beats = (pos - measures * beatsPerMeasure * ticksPerBeat) / ticksPerBeat;
  79                 long ticks = pos - measures * beatsPerMeasure * ticksPerBeat - beats * ticksPerBeat;
  80                 measureValue.setText(Long.toString(measures));
  81                 beatsValue.setText(Long.toString(beats));
  82                 ticksValue.setText(Long.toString(ticks));
  83         }
  84
  85         /*
  86          * Creates a button with the specified image and tooltip.
  87          */
  88         private JButton createButton(String imagelocation, String tooltip) {
  89                 JButton button = new JButton (new ImageIcon(imagelocation));
  90                 button.setToolTipText(tooltip);
  91                 button.addMouseListener(mouseAdapter);
  92                 return button;
  93         }
  94
  95         /*
  96          * Creates labels with the specified text and font size.
  97          */
  98         private JLabel createLabel(String title, int fontSize){
  99                 JLabel label = new JLabel(title,JLabel.CENTER);
 100                 label.setFont(new Font("Times New Roman", Font.PLAIN, fontSize));
 101                 return label;
 102         }
 103
 104         /*
 105          * Formats the given label for the progress indicator.
 106          */
 107         private JLabel formatProgInd(JLabel label){
 108                 label.setBorder(BorderFactory.createLineBorder(Color.black));
 109                 label.setBackground(Color.white);
 110                 return label;
 111         }
 112
 113         class MooMouseAdapter extends MouseAdapter {
 114                 public void mouseClicked(MouseEvent e) {
 115                         if (((JButton)e.getSource()).getToolTipText() == "Play") {
 116                                         Moosique.play();
 117                                         playpause.setIcon(pauseIcon);
 118                                         playpause.setToolTipText("Pause");
 119                                         while(Moosique.getSequencer().isRunning()) {
 120                                                 Moosique.getGUI().update();
 121                                         }
 122                         } else if (((JButton)e.getSource()).getToolTipText() == "Pause") {
 123                                         Moosique.pause();
 124                                         playpause.setIcon(playIcon);
 125                                         playpause.setToolTipText("Resume");
 126                         } else if (((JButton)e.getSource()).getToolTipText() == "Resume") {
 127                                         Moosique.resume();
 128                                         playpause.setIcon(pauseIcon);
 129                                         playpause.setToolTipText("Pause");
 130                                         while(Moosique.getSequencer().isRunning()) {
 131                                                 Moosique.getGUI().update();
 132                                         }
 133                         } else if (((JButton)e.getSource()).getToolTipText() == "Stop") {
 134                                 Moosique.stop();
 135                                 playpause.setIcon(playIcon);
 136                                 playpause.setToolTipText("Play");
 137                         }
 138                 }
 139
 140                 public void mousePressed(MouseEvent e) {
 141                         if (((JButton)e.getSource()).getToolTipText() == "Rewind") {
 142                                 Moosique.rewind(96);
 143                         } else if (((JButton)e.getSource()).getToolTipText() == "Fast forward") {
 144                                 Moosique.forward(96);
 145                         }
 146                 }
 147
 148                 public void mouseReleased(MouseEvent e) {}
 149         }
 150 }