From 3bada61ce8e9c8bc13c5a92479dd8e40458f7206 Mon Sep 17 00:00:00 2001 From: erg Date: Wed, 17 Sep 2008 15:49:30 +0000 Subject: [PATCH] Add notes on extension to 4 arrowheads. --- doc/info/arrows.html | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/doc/info/arrows.html b/doc/info/arrows.html index bb7f9e492..975397080 100644 --- a/doc/info/arrows.html +++ b/doc/info/arrows.html @@ -20,7 +20,7 @@ Vertical bars | separate alternatives. arrowname : - aname [ aname ] + aname [ aname [ aname [ aname ] ] ] aname @@ -128,7 +128,7 @@ As an example, the arrow shape lteeoldiamond is parsed as Note that the first arrow shape specified occurs closest to the node. -The second arrow shape, if provided, occurs further from the node. +Subsequent arrow shapes, if specified, occur further from the node.

Not all syntactically legal combinations of modifiers are meaningful or semantically valid. @@ -156,7 +156,7 @@ The following table indicates which modifiers are allowed with which shapes.

This yields 36 different arrow shapes. The optional second shape can independently be any of the 36, but since nonenone -is redundant, there are 36 * 35 = 1260 different combinations. +is redundant, there are 36 * 35 * 35 * 35 = 1,543,500 different combinations.

The following display contains the 36 combinations possible with a single arrow shape. The node attached to the arrow is not drawn but would appear -- 2.40.0