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                 setLayout(new BoxLayout(this, BoxLayout.X_AXIS));
  28                 // setAlignmentX(LEFT_ALIGNMENT);
  29                 setFloatable(false);
  30                 mouseAdapter = new MAdapter();
  31
  32                 // Creates playback buttons
  33                 rewind = createButton("images/rewind.gif", "Rewind");
  34                 playpause = createButton("images/play.gif", "Play");
  35                 stop = createButton("images/stop.gif", "Stop");
  36                 fastforward = createButton("images/forward.gif", "Fast forward");
  37                 playIcon = new ImageIcon("images/play.gif");
  38                 pauseIcon = new ImageIcon("images/pause.gif");
  39
  40                 // Adds playback buttons
  41                 add(rewind);
  42                 add(playpause);
  43                 add(stop);
  44                 add(fastforward);
  45
  46                 // Creates progress indicator
  47                 measure = createLabel("Msr", 10);
  48                 beats = createLabel("Beat", 10);
  49                 ticks = createLabel("Tick", 10);
  50                 measuresValue = formatProgInd(createLabel("1", 16));
  51                 beatsValue = formatProgInd(createLabel("1", 16));
  52                 ticksValue = formatProgInd(createLabel("1", 16));
  53                 JPanel spacenorth = new JPanel();
  54                 spacenorth.setBackground(bgColor);
  55                 JPanel spacesouth = new JPanel();
  56                 spacesouth.setBackground(bgColor);
  57
  58                 // Creates progress indicator panel and adds components
  59                 progIndPanel = new JPanel();
  60                 progIndPanel.setMaximumSize(new Dimension(120,27));
  61                 progIndPanel.setLayout(new GridLayout(2,4));
  62                 progIndPanel.add(spacenorth);
  63                 progIndPanel.add(measure);
  64                 progIndPanel.add(beats);
  65                 progIndPanel.add(ticks);
  66                 progIndPanel.add(spacesouth);
  67                 progIndPanel.add(measuresValue);
  68                 progIndPanel.add(beatsValue);
  69                 progIndPanel.add(ticksValue);
  70                 add(progIndPanel);
  71         }
  72
  73         /**
  74          * Updates the progress indicator.
  75          * @param tickPosition  the tick position to visualize
  76          */
  77         public void updateProgInd(long tickPosition) {
  78                 ticksPerBeat = Moosique.getSequence().getResolution();
  79                 if (tickPosition == 0) {
  80                         resetProgInd();
  81                 } else {
  82                         // Otherwise, calculates the current song position in measures, beats and ticks.
  83                         long measures = tickPosition / (beatsPerMeasure * ticksPerBeat);
  84                         long beats = (tickPosition - measures * beatsPerMeasure * ticksPerBeat) / ticksPerBeat;
  85                         long ticks = tickPosition - measures * beatsPerMeasure * ticksPerBeat - beats * ticksPerBeat;
  86                         measuresValue.setText(Long.toString(1 + measures));
  87                         beatsValue.setText(Long.toString(1 + beats));
  88                         ticksValue.setText(Long.toString(1 + ticks));
  89                 }
  90         }
  91
  92         /**
  93          * Resets the progress indicator.
  94          */
  95         public void resetProgInd() {
  96                         measuresValue.setText("1");
  97                         beatsValue.setText("1");
  98                         ticksValue.setText("1");
  99                         playpause.setIcon(playIcon);
 100                         playpause.setToolTipText("Play");
 101                         ticksPerBeat = Moosique.getSequence().getResolution();
 102         }
 103
 104         /**
 105          * Creates a button with the specified image and tooltip.
 106          */
 107         private JButton createButton(String imagelocation, String tooltip) {
 108                 JButton button = new JButton (new ImageIcon(imagelocation));
 109                 button.setToolTipText(tooltip);
 110                 button.addMouseListener(mouseAdapter);
 111                 return button;
 112         }
 113
 114         /**
 115          * Creates labels with the specified text and font size.
 116          */
 117         private JLabel createLabel(String title, int fontSize){
 118                 JLabel label = new JLabel(title,JLabel.CENTER);
 119                 label.setFont(new Font("Times New Roman", Font.PLAIN, fontSize));
 120                 return label;
 121         }
 122
 123         /**
 124          * Formats the given label for the progress indicator.
 125          */
 126         private JLabel formatProgInd(JLabel label){
 127                 label.addMouseListener(mouseAdapter);
 128                 label.setBorder(BorderFactory.createLineBorder(Color.black));
 129                 label.setBackground(Color.white);
 130                 return label;
 131         }
 132
 133         class MAdapter extends MouseAdapter {
 134                 public void mouseClicked(MouseEvent e) {
 135                         if (e.getSource() instanceof JButton) {
 136                                 String toolTip = ((JButton)e.getSource()).getToolTipText();
 137                                 if (toolTip == "Play") {
 138                                         playpause.setIcon(pauseIcon);
 139                                         playpause.setToolTipText("Pause");
 140                                         Moosique.play();
 141                                 } else if (toolTip == "Pause") {
 142                                         playpause.setIcon(playIcon);
 143                                         playpause.setToolTipText("Resume");
 144                                         Moosique.pause();
 145                                 } else if (toolTip == "Resume") {
 146                                         playpause.setIcon(pauseIcon);
 147                                         playpause.setToolTipText("Pause");
 148                                         Moosique.resume();
 149                                 } else if (toolTip == "Stop") {
 150                                         Moosique.stop();
 151                                 }
 152                         } else if (e.getSource() instanceof JLabel) {
 153                                 long position = Moosique.getEditPosition();
 154                                 if (e.getSource().equals(measuresValue)) {
 155                                         if (SwingUtilities.isRightMouseButton(e)) {
 156                                                 position += beatsPerMeasure * ticksPerBeat;
 157                                         } else if (SwingUtilities.isLeftMouseButton(e) && Integer.parseInt(measuresValue.getText()) > 1) {
 158                                                 position -= beatsPerMeasure * ticksPerBeat;
 159                                         }
 160                                 } else if (e.getSource().equals(beatsValue)) {
 161                                         if (SwingUtilities.isRightMouseButton(e)) {
 162                                                 position += ticksPerBeat;
 163                                         } else if (SwingUtilities.isLeftMouseButton(e) && Integer.parseInt(beatsValue.getText()) > 1) {
 164                                                 position -= ticksPerBeat;
 165                                         }
 166                                 } else if (e.getSource().equals(ticksValue)) {
 167                                         if (SwingUtilities.isRightMouseButton(e)) {
 168                                                 position += 1;
 169                                         } else if (SwingUtilities.isLeftMouseButton(e) && Integer.parseInt(ticksValue.getText()) > 1) {
 170                                                 position -= 1;
 171                                         }
 172                                 }
 173                                 Moosique.setEditPosition(position);
 174                                 Moosique.getGUI().update(position);
 175                         }
 176                 }
 177
 178                 public void mousePressed(MouseEvent e) {
 179                         if (e.getSource() instanceof JButton) {
 180                                 if (((JButton)e.getSource()).getToolTipText() == "Rewind") {
 181                                         Moosique.rewind(beatsPerMeasure * ticksPerBeat);
 182                                 } else if (((JButton)e.getSource()).getToolTipText() == "Fast forward") {
 183                                         Moosique.forward(beatsPerMeasure * ticksPerBeat);
 184                                 }
 185                         }
 186                 }
 187
 188                 public void mouseReleased(MouseEvent e) {}
 189         }
 190 }