* Massachusetts.
*
* Enhancements Copyright 1992-2001, 2002, 2003, 2004, 2005, 2006,
- * 2007, 2008, 2009 Free Software Foundation, Inc.
+ * 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
*
* The following terms apply to Digital Equipment Corporation's copyright
* interest in XBoard:
if (hi1X >= 0 && hi1Y >= 0) {
drawHighlight(hi1X, hi1Y, lineGC);
}
+ } // [HGM] first erase both, then draw new!
+ if (hi2X != toX || hi2Y != toY) {
+ if (hi2X >= 0 && hi2Y >= 0) {
+ drawHighlight(hi2X, hi2Y, lineGC);
+ }
+ }
+ if (hi1X != fromX || hi1Y != fromY) {
if (fromX >= 0 && fromY >= 0) {
drawHighlight(fromX, fromY, highlineGC);
}
}
if (hi2X != toX || hi2Y != toY) {
- if (hi2X >= 0 && hi2Y >= 0) {
- drawHighlight(hi2X, hi2Y, lineGC);
- }
if (toX >= 0 && toY >= 0) {
drawHighlight(toX, toY, highlineGC);
}