e8f24f1fcc0bdc3d4116278573b30fd905e99b82
angie
  Fri May 13 09:44:38 2011 -0700
Feature #3476 (zap-to-edge arrows for OMIM tracks):Reduced spacing around next-item and next-exon/edge arrows so that
next-exon/edge arrows wouldn't appear separately from exons or items
that barely appear at the edge of the viewing window.

diff --git src/hg/hgTracks/hgTracks.h src/hg/hgTracks/hgTracks.h
index d83511e..e24ea80 100644
--- src/hg/hgTracks/hgTracks.h
+++ src/hg/hgTracks/hgTracks.h
@@ -1168,31 +1168,31 @@
 
 void affyTxnPhase2Methods(struct track *track);
 /* Methods for dealing with a composite transcriptome tracks. */
 
 void loadGenePred(struct track *tg);
 /* Convert gene pred in window to linked feature. */
 
 boolean highlightItem(struct track *tg, void *item);
 /* Should this item be highlighted? */
 
 void linkedFeaturesSeriesDrawAt(struct track *tg, void *item,
         struct hvGfx *hvg, int xOff, int y, double scale,
 	MgFont *font, Color color, enum trackVisibility vis);
 /* Draw a linked features series item at position. */
 
-#define NEXT_ITEM_ARROW_BUFFER 5
+#define NEXT_ITEM_ARROW_BUFFER 1
 /* Space around "next item" arrow (in pixels). */
 
 void addWikiTrack(struct track **pGroupList);
 /* Add wiki track and append to group list. */
 
 void wikiTrackMethods(struct track *tg);
 /* establish loadItems function for wiki track */
 
 struct bed *wikiTrackGetBedRange(char *mapName, char *chromName,
 	int start, int end);
 /* fetch wiki track items as simple bed 3 list in given range */
 
 void addVariomeWikiTrack(struct track **pGroupList);
 /* Add variome wiki track and append to group list. */