From: Emden R. Gansner <erg@alum.mit.edu>
Date: Thu, 21 Nov 2013 15:04:38 +0000 (-0500)
Subject: Add note concerning state in xdot drawing attributes
X-Git-Tag: 2.38.0~156^2
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=b652020d68d5d37edac9e2a4f96a62c83e119208;p=graphviz

Add note concerning state in xdot drawing attributes
---

diff --git a/doc/info/output.html b/doc/info/output.html
index 21c712780..5f7c71c26 100644
--- a/doc/info/output.html
+++ b/doc/info/output.html
@@ -152,7 +152,7 @@ Additional drawing attributes can appear on nodes, edges, clusters and
 on the graph itself. There are six new attributes: 
 <SPACER TYPE=VERTICAL size=10>
 <TABLE  border bgcolor=beige>
-<TR><TD>_draw_<TD colspan=2>Drawing operations
+<TR><TD>_draw_<TD colspan=2>General drawing without labels
 <TR><TD>_ldraw_<TD colspan=2>Label drawing
 <TR><TD>_hdraw_<TD>Head arrowhead<TD>Edge only
 <TR><TD>_tdraw_<TD>Tail arrowhead<TD>Edge only
@@ -219,6 +219,11 @@ imply two operations: first, drawing the filled figure with the
 current fill color; second, drawing an unfilled figure with the
 current pen color, pen width and pen style.
 <P>
+Within the context of a single drawing attribute, e.g., <TT>_draw_</TT>, there is
+an implicit state for the graphical attributes. That is, once a color, style, font, or
+font characteristic is set, it remains valid for all relevant drawing operations
+until the value is reset by another xdot cmd.
+<P>
 Style values which can be incorporated in the graphics model do not
 appear in xdot output. In particular, the style values
 <TT>filled</TT>, <TT>rounded</TT>, <TT>diagonals</TT>, and <TT>invis</TT>
diff --git a/doc/infosrc/outputs b/doc/infosrc/outputs
index a96c8b720..78fc5b681 100644
--- a/doc/infosrc/outputs
+++ b/doc/infosrc/outputs
@@ -198,7 +198,7 @@ Additional drawing attributes can appear on nodes, edges, clusters and
 on the graph itself. There are six new attributes: 
 <SPACER TYPE=VERTICAL size=10>
 <TABLE  border bgcolor=beige>
-<TR><TD>_draw_<TD colspan=2>Drawing operations
+<TR><TD>_draw_<TD colspan=2>General drawing without labels
 <TR><TD>_ldraw_<TD colspan=2>Label drawing
 <TR><TD>_hdraw_<TD>Head arrowhead<TD>Edge only
 <TR><TD>_tdraw_<TD>Tail arrowhead<TD>Edge only
@@ -265,6 +265,11 @@ imply two operations: first, drawing the filled figure with the
 current fill color; second, drawing an unfilled figure with the
 current pen color, pen width and pen style.
 <P>
+Within the context of a single drawing attribute, e.g., <TT>_draw_</TT>, there is
+an implicit state for the graphical attributes. That is, once a color, style, font, or
+font characteristic is set, it remains valid for all relevant drawing operations
+until the value is reset by another xdot cmd.
+<P>
 Style values which can be incorporated in the graphics model do not
 appear in xdot output. In particular, the style values
 <TT>filled</TT>, <TT>rounded</TT>, <TT>diagonals</TT>, and <TT>invis</TT>