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; }