diff base/ViewManager.h @ 9:73d85d19919f

* Add play-selection and looping modes.  Looping seems to work OK, but
  the plain play-selection is miscalculating current frame number to
  feed back to the GUI.
* Cache selection rectanges wherever possible in View::paintEvent.

--- a/base/ViewManager.h	Mon Jan 23 17:02:57 2006 +0000
+++ b/base/ViewManager.h	Tue Jan 24 16:20:58 2006 +0000
@@ -63,6 +63,14 @@
     void removeSelection(const Selection &selection);
     void clearSelections();
 
+    /**
+     * Return the selection that contains a given frame.
+     * If defaultToFollowing is true, and if the frame is not in a
+     * selected area, return the next selection after the given frame.
+     * Return the empty selection if no appropriate selection is found.
+     */
+    Selection getContainingSelection(size_t frame, bool defaultToFollowing);
+
     enum ToolMode {
 	NavigateMode,
 	SelectMode,
@@ -73,6 +81,12 @@
     ToolMode getToolMode() const { return m_toolMode; }
     void setToolMode(ToolMode mode);
 
+    bool getPlayLoopMode() const { return m_playLoopMode; }
+    void setPlayLoopMode(bool on);
+
+    bool getPlaySelectionMode() const { return m_playSelectionMode; }
+    void setPlaySelectionMode(bool on);
+
 signals:
     /** Emitted when a widget pans.  The originator identifies the widget. */
     void centreFrameChanged(void *originator, unsigned long frame, bool locked);
@@ -89,9 +103,18 @@
     /** Emitted when the selection has changed. */
     void selectionChanged();
 
+    /** Emitted when the in-progress (rubberbanding) selection has changed. */
+    void inProgressSelectionChanged();
+
     /** Emitted when the tool mode has been changed. */
     void toolModeChanged();
 
+    /** Emitted when the play loop mode has been changed. */
+    void playLoopModeChanged();
+
+    /** Emitted when the play selection mode has been changed. */
+    void playSelectionModeChanged();
+
 protected slots:
     void checkPlayStatus();
     void considerSeek(void *, unsigned long, bool);
@@ -111,6 +134,9 @@
 
     ToolMode m_toolMode;
 
+    bool m_playLoopMode;
+    bool m_playSelectionMode;
+
     std::map<const Model *, PlayParameters *> m_playParameters;
 };