src/hg/hgTracks/container.c 1.4

Index: src/hg/hgTracks/container.c
===================================================================
RCS file: /projects/compbio/cvsroot/kent/src/hg/hgTracks/container.c,v
retrieving revision 1.3
retrieving revision 1.4
diff -b -B -U 1000000 -r1.3 -r1.4
--- src/hg/hgTracks/container.c	11 May 2010 01:43:27 -0000	1.3
+++ src/hg/hgTracks/container.c	14 May 2010 21:35:37 -0000	1.4
@@ -1,103 +1,104 @@
 /* A more-or-less generic container class that hopefully will someday encompass
  * the superTrack and subTrack systems.  Tracks that have the tag "container"
  * get sent here for processing. */
 
 #include "common.h"
 #include "hash.h"
 #include "linefile.h"
 #include "jksql.h"
 #include "hdb.h"
 #include "hgTracks.h"
 #include "container.h"
 
 
-static void containerLoad(struct track *track)
-/* containerLoad - call load routine on all children. This one is generic for all containers. */
+void containerLoadItems(struct track *track)
+/* containerLoadItems - call load routine on all children. */
 {
 struct track *subtrack;
 for (subtrack = track->subtracks; subtrack != NULL; subtrack = subtrack->next)
     subtrack->loadItems(subtrack);
 }
 
 static void containerFree(struct track *track)
 /* containerFree - call free routine on all children. */
 {
 struct track *subtrack;
 for (subtrack = track->subtracks; subtrack != NULL; subtrack = subtrack->next)
     subtrack->freeItems(subtrack);
 }
 
-static void containerDraw(struct track *track, int seqStart, int seqEnd,
+void containerDrawItems(struct track *track, int seqStart, int seqEnd,
         struct hvGfx *hvg, int xOff, int yOff, int width, 
         MgFont *font, Color color, enum trackVisibility vis)
 /* Draw items in container. */
 {
 struct track *subtrack;
 int y = yOff;
 for (subtrack = track->subtracks; subtrack != NULL; subtrack = subtrack->next)
     {
     if (isSubtrackVisible(subtrack))
 	{
-	subtrack->drawItems(subtrack, seqStart, seqEnd, hvg, xOff, y, width, font, color, vis);
+	subtrack->drawItems(subtrack, seqStart, seqEnd, hvg, xOff, y, width, font, color, 
+		vis);
 	y += subtrack->totalHeight(subtrack, subtrack->limitedVis);
 	}
     }
 }
 
 static int containerTotalHeight(struct track *track, enum trackVisibility vis)
 /* Return total height of container. */
 {
 int totalHeight = 0;
 struct track *subtrack;
 for (subtrack = track->subtracks; subtrack != NULL; subtrack = subtrack->next)
     {
     if (isSubtrackVisible(subtrack))
 	{
 	totalHeight += subtrack->totalHeight(subtrack, vis);
 	track->lineHeight = subtrack->lineHeight;
 	track->heightPer = subtrack->heightPer;
 	}
     }
 track->height = totalHeight;
 return totalHeight;
 }
 
 void makeContainerTrack(struct track *track, struct trackDb *tdb)
 /* Construct track subtrack list from trackDb entry for container tracks. */
 {
 // uglyf("track->track=%s, track->table=%s, tdb->track=%s, tdb->table=%s<BR>\n", track->track,track->table, tdb->track, tdb->table);
 /* Wrap tracks around child tdb's, maintaining same heirarchy as in tdb. */
 struct trackDb *subtdb;
 for (subtdb = tdb->subtracks; subtdb != NULL; subtdb = subtdb->next)
     {
     struct track *subtrack = trackFromTrackDb(subtdb);
     TrackHandler handler = lookupTrackHandler(subtdb->table);
     if (handler != NULL)
 	handler(subtrack);
     slAddHead(&track->subtracks, subtrack);
     if (subtdb->subtracks != NULL)
 	makeContainerTrack(subtrack, subtdb);
     }
 slSort(&track->subtracks, trackPriCmp);
 
 /* Set methods that may be shared by all containers. */
-track->loadItems = containerLoad;
+track->loadItems = containerLoadItems;
 track->freeItems = containerFree;
-track->drawItems = containerDraw;
+track->drawItems = containerDrawItems;
 track->totalHeight = containerTotalHeight;
 
 /* Set methods specific to containers. */
 char *containerType = trackDbSetting(tdb, "container");
 if (sameString(containerType, "multiWig"))
     {
     multiWigContainerMethods(track);
     }
 else if (sameString(containerType, "folder"))
     {
     /* Folder's just use the default methods. */
     }
 else
     errAbort("unknown container type %s in trackDb for %s", containerType, tdb->track);
 }