static int addDownloadOnlyTracks(char *db,struct group **pGroupList,struct track **pTrackList)
// Download only tracks are not normaly incorporated into the grou and track lists
{
int count = 0;
struct track *track = NULL;
struct group *group = NULL;
struct trackDb *tdbList = hTrackDb(db);
struct trackDb *tdb = tdbList;
for (;tdb != NULL; tdb = tdb->next)
{
if (!tdbIsDownloadsOnly(tdb)
|| tdbIsFolderContent(tdb)
|| tdbIsCompositeChild(tdb))
continue;
// Must find group
if (tdb->grp == NULL)
continue;
for (group = *pGroupList;group != NULL; group = group->next)
{
if (sameWord(group->name,tdb->grp))
break;
}
if (group == NULL)
continue;
// Make the track
track = trackFromTrackDb(tdb);
track->group = group;
track->groupName = cloneString(group->name);
slAddHead(pTrackList,track);
count++;
}
if (count > 0)
{
// Going to have to make all new group->trackLists
slSort(pGroupList, gCmpPriority);
for (group = *pGroupList;group != NULL; group = group->next)
slFreeList(&group->trackList);
// Sort the tracks anew and add each on into it's group.
slSort(pTrackList, tgCmpPriority);
for (track = *pTrackList; track != NULL; track = track->next)
{
struct trackRef *tr;
AllocVar(tr);
tr->track = track;
slAddHead(&track->group->trackList, tr);
}
/* Straighten things out, clean up, and go home. */
for (group = *pGroupList;group != NULL; group = group->next)
slReverse(&group->trackList);
}
return count;
}
struct hvGfx *oneTrackMakeTrackHvg(char *trackName, char *gifName)
/* Set up a single track, load it, draw it and return the graphics object: */
{
char *visStr = cloneString(
cartUsualString(cart, trackName, hTrackOpenVis(trackName)) );
cartSetString(cart, trackName, visStr);
struct trackDb *tdb = hTrackDbForTrack(trackName);
tdbSortPrioritiesFromCart(cart, &tdb);
if(tdb->subtracks)
tdbSortPrioritiesFromCart(cart, &(tdb->subtracks));
struct track *tg = trackFromTrackDb(tdb);
tg->visibility = hTvFromString(visStr);
trackList = tg;
tg->loadItems(tg);
limitVisibility(tg);
int height = tg->totalHeight(tg, tg->limitedVis);
struct hvGfx *hvg = hvGfxOpenGif(insideWidth, height, gifName, TRUE);
initColors(hvg);
findTrackColors(hvg, tg);
/* This is the only image we'll draw, so offset=(0,0). */
int xOff = 0, yOff = 0;
MgFont *font = tl.font;
hvGfxSetClip(hvg, xOff, yOff, insideWidth, tg->height);
tg->drawItems(tg, winStart, winEnd, hvg, xOff, yOff, insideWidth, font,
hvGfxFindRgb(hvg, &tg->color), tg->limitedVis);
/* MEMORY LEAK -- Freeing items slows hgTracks down unacceptably so we
* don't do it, and it has become vestigial. For example, wigFreeItems
* is a no-op because the author noted that it is never invoked. */
#ifdef SLOW
tg->freeItems(tg);
#endif /* SLOW */
return hvg;
}