semtex (3oct20)

git-svn-id: svn://tug.org/texlive/trunk@56530 c570f23f-e606-0410-a88d-b1316a301751

1 files changed, 24 insertions, 15 deletions

diff --git a/Master/texmf-dist/tex/latex/semtex/semtex.sty b/Master/texmf-dist/tex/latex/semtex/semtex.sty
index 28c9303f69a..077cdb1983f 100644
--- a/Master/texmf-dist/tex/latex/semtex/semtex.sty
+++ b/Master/texmf-dist/tex/latex/semtex/semtex.sty
@@ -1,5 +1,5 @@
 \RequirePackage{xparse}
-\ProvidesExplPackage{semtex}{2020/09/27}{0.44}{}
+\ProvidesExplPackage{semtex}{2020/10/03}{0.45}{}
 
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 %																%
@@ -12,23 +12,32 @@
 
 % Bullets:
 
-\box_if_exist:NF \g__semantex_bullet_box
+\cs_new_protected:Npn\semantex_set_mathsurround_to_zero:
 {
-	\box_new:N \g__semantex_bullet_box
-	\hbox_set:Nn \g__semantex_bullet_box { $\cdot$ }
-	\box_scale:Nnn \g__semantex_bullet_box {1.2} {1.2}
-	\tl_set:Nn\g_semantex_bullet
-	{
-		\box_move_up:nn{-0.25ex}{\box_use:N \g__semantex_bullet_box}
-	}
-
-	\tl_set:Nn\g_semantex_double_bullet{\g_semantex_bullet \g_semantex_bullet}
-	
-	\tl_set_eq:NN\SemantexBullet \g_semantex_bullet
-	
-	\tl_set_eq:NN \SemantexDoubleBullet \g_semantex_double_bullet
+	 % This is equivalent to "\m@th"
+	\dim_set:Nn \mathsurround { 0pt }
 }
 
+\cs_new_protected:Npn\semantex_bullet:
+{
+	\mathord{\mathpalette\__semantex_bullet_auxiliary:Nn{0.5}}
+}
+
+\box_new:N \l__semantex_bullet_box
+
+\cs_new_protected:Npn\__semantex_bullet_auxiliary:Nn#1#2
+{
+	\hbox_set:Nn \l__semantex_bullet_box { $\semantex_set_mathsurround_to_zero: #1 \bullet$ }
+	\box_scale:Nnn \l__semantex_bullet_box { #2 } { #2 }
+	\vcenter{ \hbox:n { \box_use_drop:N \l__semantex_bullet_box } }
+}
+
+\cs_new_protected:Nn\semantex_double_bullet: {\semantex_bullet: \semantex_bullet:}
+
+\cs_set_eq:NN\SemantexBullet \semantex_bullet:
+
+\cs_set_eq:NN \SemantexDoubleBullet \semantex_double_bullet:
+
 % Parentheses:
 
 \cs_set:Npn\SemantexLeft { \mathopen{}\mathclose\bgroup\left }