From: ellson <devnull@localhost>
Date: Thu, 10 Dec 2009 18:49:12 +0000 (+0000)
Subject: add comments to rounding change, and do same to width
X-Git-Tag: LAST_LIBGRAPH~32^2~1505
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=2d1930a44f7153ee56cd3ea612d36de1529b7086;p=graphviz

add comments to rounding change, and do same to width
---

diff --git a/plugin/pango/gvtextlayout_pango.c b/plugin/pango/gvtextlayout_pango.c
index 3d5141f68..a5454c7e1 100644
--- a/plugin/pango/gvtextlayout_pango.c
+++ b/plugin/pango/gvtextlayout_pango.c
@@ -187,8 +187,8 @@ static boolean pango_textlayout(textpara_t * para, char **fontpath)
 	logical_rect.height = 0;
 
     textlayout_scale = POINTS_PER_INCH / (FONT_DPI * PANGO_SCALE);
-    para->width = ROUND(logical_rect.width * textlayout_scale);
-    para->height = ROUND(logical_rect.height * textlayout_scale+1);
+    para->width = (int)(logical_rect.width * textlayout_scale + 1.0);    /* round up so that width/height are never too small */
+    para->height = (int)(logical_rect.height * textlayout_scale + 1.0);
 
     /* The y offset from baseline to 0,0 of the bitmap representation */
     iter = pango_layout_get_iter (layout);