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, measuresValue, beatsValue, ticksValue;
  15         private JPanel progIndPanel;
  16         private ImageIcon playIcon, pauseIcon;
  17         private MAdapter mouseAdapter;
  18         private int ticksPerBeat;
  19         public static final int beatsPerMeasure = 4;
  20         public static final Color bgColor = new Color(192, 224, 255);
  21
  22         /**
  23          * Creates the toolbar.
  24          */
  25
  26         public MooToolbar() {
  27                 // setAlignmentX(LEFT_ALIGNMENT);
  28                 setFloatable(false);
  29                 mouseAdapter = new MAdapter();
  30
  31                 // Creates playback buttons
  32                 rewind = createButton("images/rewind.gif", "Rewind");
  33                 playpause = createButton("images/play.gif", "Play");
  34                 stop = createButton("images/stop.gif", "Stop");
  35                 fastforward = createButton("images/forward.gif", "Fast forward");
  36                 playIcon = new ImageIcon("images/play.gif");
  37                 pauseIcon = new ImageIcon("images/pause.gif");
  38
  39                 // Adds playback buttons
  40                 add(rewind);
  41                 add(playpause);
  42                 add(stop);
  43                 add(fastforward);
  44
  45                 // Creates progress indicator
  46                 measure = createLabel("Msr", 10);
  47                 beats = createLabel("Beat", 10);
  48                 ticks = createLabel("Tick", 10);
  49                 measuresValue = formatProgInd(createLabel("1", 16));
  50                 beatsValue = formatProgInd(createLabel("1", 16));
  51                 ticksValue = formatProgInd(createLabel("1", 16));
  52                 JPanel spacenorth = new JPanel();
  53                 spacenorth.setBackground(bgColor);
  54                 JPanel spacesouth = new JPanel();
  55                 spacesouth.setBackground(bgColor);
  56
  57                 // Creates progress indicator panel and adds components
  58                 progIndPanel = new JPanel();
  59                 progIndPanel.setMaximumSize(new Dimension(120,27));
  60                 progIndPanel.setLayout(new GridLayout(2,4));
  61                 progIndPanel.add(spacenorth);
  62                 progIndPanel.add(measure);
  63                 progIndPanel.add(beats);
  64                 progIndPanel.add(ticks);
  65                 progIndPanel.add(spacesouth);
  66                 progIndPanel.add(measuresValue);
  67                 progIndPanel.add(beatsValue);
  68                 progIndPanel.add(ticksValue);
  69                 add(progIndPanel);
  70         }
  71
  72         /**
  73          * Updates the progress indicator.
  74          * @param tickPosition  the tick position to visualize
  75          */
  76         public void updateProgInd(long tickPosition) {
  77                 if (tickPosition == 0) {
  78                         resetProgInd();
  79                 } else {
  80                         // Otherwise, calculates the current song position in measures, beats and ticks.
  81                         long measures = tickPosition / (beatsPerMeasure * ticksPerBeat);
  82                         long beats = (tickPosition - measures * beatsPerMeasure * ticksPerBeat) / ticksPerBeat;
  83                         long ticks = tickPosition - measures * beatsPerMeasure * ticksPerBeat - beats * ticksPerBeat;
  84                         measuresValue.setText(Long.toString(1 + measures));
  85                         beatsValue.setText(Long.toString(1 + beats));
  86                         ticksValue.setText(Long.toString(1 + ticks));
  87                 }
  88         }
  89
  90         /**
  91          * Resets the progress indicator.
  92          */
  93         public void resetProgInd() {
  94                         measuresValue.setText("1");
  95                         beatsValue.setText("1");
  96                         ticksValue.setText("1");
  97                         playpause.setIcon(playIcon);
  98                         playpause.setToolTipText("Play");
  99                         ticksPerBeat = Moosique.getSequence().getResolution();
 100         }
 101
 102         /*
 103          * Creates a button with the specified image and tooltip.
 104          */
 105         private JButton createButton(String imagelocation, String tooltip) {
 106                 JButton button = new JButton (new ImageIcon(imagelocation));
 107                 button.setToolTipText(tooltip);
 108                 button.addMouseListener(mouseAdapter);
 109                 return button;
 110         }
 111
 112         /*
 113          * Creates labels with the specified text and font size.
 114          */
 115         private JLabel createLabel(String title, int fontSize){
 116                 JLabel label = new JLabel(title,JLabel.CENTER);
 117                 label.setFont(new Font("Times New Roman", Font.PLAIN, fontSize));
 118                 return label;
 119         }
 120
 121         /*
 122          * Formats the given label for the progress indicator.
 123          */
 124         private JLabel formatProgInd(JLabel label){
 125                 label.addMouseListener(mouseAdapter);
 126                 label.setBorder(BorderFactory.createLineBorder(Color.black));
 127                 label.setBackground(Color.white);
 128                 return label;
 129         }
 130
 131         class MAdapter extends MouseAdapter {
 132                 public void mouseClicked(MouseEvent e) {
 133                         if (e.getSource() instanceof JButton) {
 134                                 String toolTip = ((JButton)e.getSource()).getToolTipText();
 135                                 if (toolTip == "Play") {
 136                                         playpause.setIcon(pauseIcon);
 137                                         playpause.setToolTipText("Pause");
 138                                         Moosique.play();
 139                                 } else if (toolTip == "Pause") {
 140                                         playpause.setIcon(playIcon);
 141                                         playpause.setToolTipText("Resume");
 142                                         Moosique.pause();
 143                                 } else if (toolTip == "Resume") {
 144                                         playpause.setIcon(pauseIcon);
 145                                         playpause.setToolTipText("Pause");
 146                                         Moosique.resume();
 147                                 } else if (toolTip == "Stop") {
 148                                         Moosique.stop();
 149                                 }
 150                         } else if (e.getSource() instanceof JLabel) {
 151                                 long position = Moosique.getPosition();
 152                                 if (e.getSource().equals(measuresValue)) {
 153                                         if (SwingUtilities.isRightMouseButton(e)) {
 154                                                 position += beatsPerMeasure * ticksPerBeat;
 155                                         } else if (SwingUtilities.isLeftMouseButton(e) && Integer.parseInt(measuresValue.getText()) > 1) {
 156                                                 position -= beatsPerMeasure * ticksPerBeat;
 157                                         }
 158                                 } else if (e.getSource().equals(beatsValue)) {
 159                                         if (SwingUtilities.isRightMouseButton(e)) {
 160                                                 position += ticksPerBeat;
 161                                         } else if (SwingUtilities.isLeftMouseButton(e) && Integer.parseInt(beatsValue.getText()) > 1) {
 162                                                 position -= ticksPerBeat;
 163                                         }
 164                                 } else if (e.getSource().equals(ticksValue)) {
 165                                         if (SwingUtilities.isRightMouseButton(e)) {
 166                                                 position += 1;
 167                                         } else if (SwingUtilities.isLeftMouseButton(e) && Integer.parseInt(ticksValue.getText()) > 1) {
 168                                                 position -= 1;
 169                                         }
 170                                 }
 171                                 Moosique.setPosition(position);
 172                                 Moosique.getGUI().update(position);
 173                         }
 174                 }
 175
 176                 public void mousePressed(MouseEvent e) {
 177                         if (e.getSource() instanceof JButton) {
 178                                 if (((JButton)e.getSource()).getToolTipText() == "Rewind") {
 179                                         Moosique.rewind(beatsPerMeasure * ticksPerBeat);
 180                                 } else if (((JButton)e.getSource()).getToolTipText() == "Fast forward") {
 181                                         Moosique.forward(beatsPerMeasure * ticksPerBeat);
 182                                 }
 183                         }
 184                 }
 185
 186                 public void mouseReleased(MouseEvent e) {}
 187         }
 188 }