From: ellson <devnull@localhost>
Date: Mon, 28 Nov 2005 23:58:39 +0000 (+0000)
Subject: fix small rounding error in Y pos of labels between cg and gd plugin that was detecte... 
X-Git-Tag: LAST_LIBGRAPH~32^2~6941
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=c515ea5b6b31c3c7a84be1269ce2255a95c3d3de;p=graphviz

fix small rounding error in Y pos of labels between cg and gd plugin that was detected by diffimg
---

diff --git a/lib/common/labels.c b/lib/common/labels.c
index 4c2fdec1e..90b678654 100644
--- a/lib/common/labels.c
+++ b/lib/common/labels.c
@@ -168,7 +168,7 @@ emit_textlines(GVJ_t* job, int nlines, textline_t lines[], pointf p,
               double halfwidth_x, char* fname, double fsize, char* fcolor)
 {
     int i, linespacing;
-    double center_x, left_x, right_x;
+    double tmp, center_x, left_x, right_x;
 
     center_x = p.x;
     left_x = center_x - halfwidth_x;
@@ -181,6 +181,9 @@ emit_textlines(GVJ_t* job, int nlines, textline_t lines[], pointf p,
     p.y += (linespacing * (nlines - 1) / 2)	/* cl of topline */
 	-fsize / 3.0;	/* cl to baseline */
 
+    tmp = ROUND(p.y);  /* align with interger points */
+    p.y = (double)tmp;
+
     gvrender_begin_context(job);
     gvrender_set_pencolor(job, fcolor);
     gvrender_set_font(job, fname, fsize);