6eab7fc47402f1ce34ed331ae80f5bcbee54da82
braney
  Thu Dec 16 13:30:33 2010 -0800
remove USE_PNG and GIF support  #1323
diff --git src/hg/inc/hvGfx.h src/hg/inc/hvGfx.h
index ad76c1b..3c161d0 100644
--- src/hg/inc/hvGfx.h
+++ src/hg/inc/hvGfx.h
@@ -7,44 +7,35 @@
 
 struct hvGfx
 /* browser graphics interface */
 {
     struct hvGfx *next;	     /* Next in list. */
     struct vGfx *vg;         /* virtual graphics object */
     boolean rc;              /* reverse-complement display (negative strand) */
     boolean pixelBased;      /* Real pixels, not PostScript or something. */
     int width, height;       /* Virtual pixel dimensions. */
     int clipMinX;            /* X clipping region, before reverse */
     int clipMaxX;
     int clipMinY;
     int clipMaxY;
 };
 
-#ifndef USE_PNG
-struct hvGfx *hvGfxOpenGif(int width, int height, char *fileName, boolean useTransparency);
-/* Open up something that we'll write out as a GIF someday.
- * If useTransparency, then the first color in memgfx's colormap/palette is
- * assumed to be the image background color, and pixels of that color
- * are made transparent. */
-#else
-
 struct hvGfx *hvGfxOpenPng(int width, int height, char *fileName, boolean useTransparency);
 /* Open up something that we'll write out as a PNG someday.
  * If useTransparency, then the first color in memgfx's colormap/palette is
  * assumed to be the image background color, and pixels of that color
  * are made transparent. */
-#endif /* USE_PNG */
 
 struct hvGfx *hvGfxOpenPostScript(int width, int height, char *fileName);
 /* Open up something that will someday be a PostScript file. */
 
 void hvGfxClose(struct hvGfx **pHvg);
 /* Close down virtual graphics object, and finish writing it to file. */
 
 INLINE int hvGfxAdjX(struct hvGfx *hvg, int x)
 /* Return an X position, updating if reverse-complement mode */
 {
 if (hvg->rc)
     return hvg->width - (x+1);
 else
     return x;
 }