3bdd753973190ec7e64d85a90ab912b9a7c37489
angie
  Fri Sep 4 13:45:27 2020 -0700
Move leftLabelWidth parameters out of hgTracks global variables into trackLayout lib (for use by hgPhyloPlace).  refs #25943

diff --git src/hg/inc/trackLayout.h src/hg/inc/trackLayout.h
index 726ada3..d4c677d 100644
--- src/hg/inc/trackLayout.h
+++ src/hg/inc/trackLayout.h
@@ -1,42 +1,46 @@
 /* trackLayout - this controls the dimensions of the graphic
  * for the genome browser.  Also used for the genome view. */
 
 /* Copyright (C) 2012 The Regents of the University of California 
  * See README in this or parent directory for licensing information. */
 
 #ifndef TRACKLAYOUT_H
 #define TRACKLAYOUT_H
 
 struct trackLayout
 /* This structure controls the basic dimensions of display. */
     {
     char *textSize;		/* Symbolic name of text size. */
     char *textFont;		/* Symbolic name of text size. */
     MgFont *font;		/* What font to use. */
-    int leftLabelWidth;		/* Width of left labels. */
+    int leftLabelWidth;		/* Width of left label area in pixels. */
     int trackWidth;		/* Width of tracks. */
     int picWidth;		/* Width of entire picture. */
     int mWidth;			/* Width of 'M' in font. */
     int nWidth;			/* Width of 'N' in font. */
     int fontHeight;		/* Height of font. */
     int barbHeight;		/* Height of arrows on introns. */
     int barbSpacing;		/* Space between arrows on introns. */
+    int leftLabelWidthChars;    /* Width of left label area in characters. */
     };
 
 void trackLayoutInit(struct trackLayout *tl, struct cart *cart);
 /* Initialize layout around small font and a picture about 600 pixels
  * wide, but this can be overridden by cart. */
 
 void trackLayoutSetPicWidth(struct trackLayout *tl, char *s);
 /* Set pixel width from ascii string. */
 
 boolean trackLayoutInclFontExtras();
 /* Check if fonts.extra is set to use "yes" in the config.  This enables
  * extra fonts and related options that are not part of the public browser */
 
+#define leftLabelWidthVar "hgt.labelWidth"
+#define leftLabelWidthDefaultChars 20   /* default number of characters allowed for left label */
 #define textSizeVar "textSize"	/* Variable name used for text size. */
 #define textFontVar "textFont"	/* Variable name used for text font. */
+#define trackTabWidth 11        /* Mini-button width */
 #define MAX_DISPLAY_PIXEL_WIDTH 5000
 
 #endif /* TRACKLAYOUT_H */