nvim: add things to make Inkscape figures in Typst

src/.config/nvim/init.vim

@@ -116,6 +116,13 @@ nnoremap <silent> ZF :qa<cr>
 " copy URL under cursor to clipboard bind
 :nnoremap <silent><leader>uu :let @+ = expand('<cfile>')<CR>
 
+" edit figure in Inkscape
+function EditFig()
+	let figure_fname = expand('<cfile>')
+	exec "silent !typst-figure " .. figure_fname
+endfunc
+
+:nnoremap <silent><leader>ff :call EditFig()<cr>
 " Plugins
 
 " Run PlugInstall if there are missing plugins

src/.config/nvim/ultisnips/typst.snippets

@@ -0,0 +1,31 @@
+snippet problem "template for problem notes" bi
+#import "../templates/problems.typ": template, source_code, status
+#show: template.with(
+  title: "$1",
+  problem_url: "$2",
+  stat: "${3:incomplete}",
+)
+
+endsnippet
+
+snippet math_prob "template for math problems" bi
+#import "../../../templates/math_prob.typ": template
+#show: template.with(
+  title: "$1",
+)
+
+endsnippet
+
+snippet ss "superscript" i
+^$1
+endsnippet
+snippet im "inline math" w
+\$${1:${VISUAL}}\$
+endsnippet
+
+snippet fig "create new figure" bi
+#figure(
+  image("fig/${0:name}.svg"),
+  caption: [$2],
+) <${3:identifier}>
+endsnippet

src/.local/bin/svg-typst

@@ -0,0 +1,51 @@
+#!/bin/sh
+# Write Typst markup, then copy it as an SVG.
+# This can be used to paste math labels in Inkscape.
+
+# Requires
+# --------
+# pdf2svg
+# typst
+# xclip
+# $EDITOR set to an editor (prefer nvim)
+
+# create temp files
+TMP_SRC="$(mktemp --suffix=.typ)"
+TMP_PDF="$(mktemp --suffix=.pdf)"
+TMP_SVG="$(mktemp --suffix=.svg)"
+
+# Typst template
+cat <<'EOF' > "$TMP_SRC"
+#set page(
+  width: 10cm,
+  height: auto,
+  margin: (x: 1cm, y: 1cm)
+)
+
+#show math.equation: eq => scale(x: 150%, y: 150%, text(font: "Fira Math", size: 17pt, eq))
+#show text: set text(font: "Fira Math", size: 25pt)
+
+$  $
+EOF
+
+# edit Typst source
+if [ "$EDITOR" = "nvim" ] || [ "$EDITOR" = "vim" ]; then
+	# if we're using vim we can jump to the end of the template
+	$EDITOR -c "normal Gll" -c "startinsert" "$TMP_SRC"
+else
+	$EDITOR "$TMP_SRC"
+fi
+
+# compile to pdf
+typst c "$TMP_SRC" "$TMP_PDF"
+
+# convert to svg
+pdf2svg "$TMP_PDF" "$TMP_SVG"
+
+# copy (x-inkscape-svg necessary otherwise it rasterizes the image when pasting)
+xclip -selection clipboard -t image/x-inkscape-svg -i "$TMP_SVG"
+
+# clean up
+rm "$TMP_SRC"
+rm "$TMP_PDF"
+rm "$TMP_SVG"

src/.local/bin/typst-figure

@@ -0,0 +1,58 @@
+#!/bin/sh
+# Figure manager for typst.
+# Run this from Vim and it will edit a figure with the given filename in Inkscape.
+
+SVG_PATH="$1"
+mkdir -p fig/
+
+if [ -e fig/"$1" ]; then
+	# just edit it
+	inkscape "$SVG_PATH" &
+else
+	# otherwise, copy this template file and edit it
+	cat <<'EOF' > "$SVG_PATH"
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
+   width="300mm"
+   height="300mm"
+   viewBox="0 0 300 300"
+   version="1.1"
+   id="svg5"
+   inkscape:version="1.2.2 (b0a8486541, 2022-12-01)"
+   sodipodi:docname="drawing.svg"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:svg="http://www.w3.org/2000/svg">
+  <sodipodi:namedview
+     id="namedview7"
+     pagecolor="#ffffff"
+     bordercolor="#000000"
+     borderopacity="0.25"
+     inkscape:showpageshadow="2"
+     inkscape:pageopacity="0.0"
+     inkscape:pagecheckerboard="0"
+     inkscape:deskcolor="#252525"
+     inkscape:document-units="mm"
+     showgrid="false"
+     inkscape:zoom="0.62272556"
+     inkscape:cx="353.28564"
+     inkscape:cy="546.78983"
+     inkscape:window-width="1836"
+     inkscape:window-height="986"
+     inkscape:window-x="40"
+     inkscape:window-y="30"
+     inkscape:window-maximized="1"
+     inkscape:current-layer="layer1" />
+  <defs
+     id="defs2" />
+  <g
+     inkscape:label="Layer 1"
+     inkscape:groupmode="layer"
+     id="layer1" />
+</svg>
+EOF
+	inkscape "$SVG_PATH" &
+fi