6eab7fc47402f1ce34ed331ae80f5bcbee54da82
braney
  Thu Dec 16 13:30:33 2010 -0800
remove USE_PNG and GIF support  #1323
diff --git src/hg/hgc/hgc.c src/hg/hgc/hgc.c
index e35657e..8cb2586 100644
--- src/hg/hgc/hgc.c
+++ src/hg/hgc/hgc.c
@@ -18266,37 +18266,32 @@
 int fontHeight = mgFontLineHeight(font);
 struct spaceSaver *ssList = NULL;
 struct hash *heightHash = NULL;
 int rowCount = 0;
 struct tempName gifTn;
 int pixWidth = atoi(cartUsualString(cart, "pix", DEFAULT_PIX_WIDTH ));
 int pixHeight = 0;
 struct hvGfx *hvg;
 int lineHeight = 0;
 double scale = 0;
 
 scale = (double)pixWidth/(ag->tEnd - ag->tStart);
 lineHeight = 2 * fontHeight +1;
 altGraphXLayout(ag, ag->tStart, ag->tEnd, scale, 100, &ssList, &heightHash, &rowCount);
 pixHeight = rowCount * lineHeight;
-#ifdef USE_PNG
 trashDirFile(&gifTn, "hgc", "hgc", ".png");
 hvg = hvGfxOpenPng(pixWidth, pixHeight, gifTn.forCgi, FALSE);
-#else
-trashDirFile(&gifTn, "hgc", "hgc", ".gif");
-hvg = hvGfxOpenGif(pixWidth, pixHeight, gifTn.forCgi, FALSE);
-#endif /* USE_PNG */
 makeGrayShades(hvg);
 hvGfxSetClip(hvg, 0, 0, pixWidth, pixHeight);
 altGraphXDrawPack(ag, ssList, hvg, 0, 0, pixWidth, lineHeight, lineHeight-1,
 		  ag->tStart, ag->tEnd, scale, font, MG_BLACK, shadesOfGray, "Dummy", NULL);
 hvGfxUnclip(hvg);
 hvGfxClose(&hvg);
 printf(
        "<IMG SRC = \"%s\" BORDER=1 WIDTH=%d HEIGHT=%d><BR>\n",
        gifTn.forHtml, pixWidth, pixHeight);
 return cloneString(gifTn.forHtml);
 }
 
 char *agXStringForEdge(struct altGraphX *ag, int i)
 /* classify an edge as intron or exon */
 {