# HG changeset patch
# User Chris Cannam
# Date 1138119658 0
# Node ID aa37f84ab70a700abe0d1cce9ceeaf614f42c4c9
# Parent  01849cd277e6a76322ed512936ee32ea6f310552
* 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.

diff -r 01849cd277e6 -r aa37f84ab70a widgets/Pane.cpp
--- a/widgets/Pane.cpp	Mon Jan 23 17:02:57 2006 +0000
+++ b/widgets/Pane.cpp	Tue Jan 24 16:20:58 2006 +0000
@@ -445,9 +445,15 @@
 	    int offset = mouseFrame - getStartFrame();
 	    int available = getEndFrame() - getStartFrame();
 	    if (offset >= available * 0.9) {
-		setCentreFrame(m_centreFrame + int(offset - available * 0.9) + 1);
+		int move = int(offset - available * 0.9) + 1;
+		setCentreFrame(m_centreFrame + move);
 	    } else if (offset <= available * 0.15) {
-		setCentreFrame(m_centreFrame - int(available * 0.15 - offset) - 1);
+		int move = int(available * 0.15 - offset) + 1;
+		if (m_centreFrame > move) {
+		    setCentreFrame(m_centreFrame - move);
+		} else {
+		    setCentreFrame(0);
+		}
 	    }
 	}