*** empty log message ***

[moosique.git] / MooTrackView.java

diff --git a/MooTrackView.java b/MooTrackView.java
index bf3590aedc59e2f25663b367beb3f85aef0763cd..bd7d7bb0b9c5a88aaf1d9909f046b27f3e0e8cc5 100644 (file)
--- a/MooTrackView.java
+++ b/MooTrackView.java
@@ -25,6 +25,7 @@ public class MooTrackView extends JPanel {
        private ArrayList coords, selection, copyBuffer; 
        private Insets insets;
        private int ticksPerSixteenth, popupY = 0;
+       private boolean leftMouseButtonPressed = false;
        protected static int viewLength = 0;
        protected static int extraHeight = 0;
        public static final int NOTE_HEIGHT = 10, NOTE_WIDTH = 40, VIEW_WIDTH = 200;
@@ -133,7 +134,7 @@ public class MooTrackView extends JPanel {
 
                // Calculates coordinates.
                x = insets.left;
-               y = insets.top + (int)(mn.getTick() / ticksPerSixteenth) * NOTE_HEIGHT;
+               y = insets.top + Math.round(mn.getTick() / ticksPerSixteenth) * NOTE_HEIGHT;
                height = (mn.getDuration() / ticksPerSixteenth) * NOTE_HEIGHT;
                if (height == 0) height = NOTE_HEIGHT;
                r = new Rectangle(x, y, NOTE_WIDTH, height);
@@ -317,6 +318,24 @@ public class MooTrackView extends JPanel {
                }
        }
 
+       /**
+        * Moves the current selection, if the mouse was pressed on a note element
+        * and then released in another row.
+        * @param srcY  the y-coordinate of the point in which the mouse button was pressed
+        * @param destY the y-coordinate of the point in which the mouse button was released
+        */
+       public void maybeMoveSelectedNotes(int srcY, int destY) {
+               int srcRow = (srcY - insets.top) / NOTE_HEIGHT;
+               int destRow = (destY - insets.top) / NOTE_HEIGHT;
+               long timeDiff = (long)(ticksPerSixteenth * (destRow - srcRow));
+               Iterator it = selection.iterator();
+               while(it.hasNext()) {
+                       MooNoteElement elem = (MooNoteElement)it.next();
+                       elem.getNote().setTick(elem.getNote().getTick() + timeDiff);
+                       layoutElement(elem, true);
+               }
+       }
+
        /**
         * Shows a popup-menu with options for the current selection of note elements.
         * @param c     the component over which to display the menu
@@ -343,6 +362,14 @@ public class MooTrackView extends JPanel {
                }
        }
        
+       /**
+        * Returns whether the left mouse button is currently pressed or not.
+        * @return true if the left mosue button is currently pressed
+        */
+       public boolean isLeftMouseButtonPressed() {
+               return leftMouseButtonPressed;
+       }
+
        /**
         * The adapter used to listen on mouse actions
         */
@@ -362,20 +389,15 @@ public class MooTrackView extends JPanel {
                }
        
                public void mousePressed(MouseEvent e) {
+                       if (SwingUtilities.isLeftMouseButton(e)) leftMouseButtonPressed = true;
                        maybeShowPopup(e);
                }
 
                public void mouseReleased(MouseEvent e) {
+                       if (SwingUtilities.isLeftMouseButton(e)) leftMouseButtonPressed = false;
                        maybeShowPopup(e);
                }
 
-               /**
-                * Selects the notes within the area that was selected.
-                */
-               public void mouseDragged(MouseEvent e) {
-                       
-               }
-
                /**
                 * Shows the menu if an OS-specific popup-trigger was activated.
                 */
@@ -390,7 +412,7 @@ public class MooTrackView extends JPanel {
                 * Grabs the focus when the mouse has entered.
                 */
                public void mouseEntered(MouseEvent e) {
-                       // Moosique.setActiveChannel(track.getChannel());
+                       Moosique.setActiveChannel(title.getChannel());
                        grabFocus();
                }
        }