From 343fa4e9c65afab617959fda4d7bd97061162d00 Mon Sep 17 00:00:00 2001
From: Felix Van der Jeugt <felix.vanderjeugt@gmail.com>
Date: Mon, 8 May 2017 14:06:59 +0200
Subject: [PATCH] to be used as suckless sent filter for code

Adding `{ "\\.c$", "src2img c 360" }` to the filters of sent, sent will
show highlighted code snippets. Trivially modified to work for any
language (currently C) and screen size (current resolution 360 dpi).
---
 local/bin/src2img | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
 create mode 100755 local/bin/src2img

diff --git a/local/bin/src2img b/local/bin/src2img
new file mode 100755
index 0000000..119203e
--- /dev/null
+++ b/local/bin/src2img
@@ -0,0 +1,15 @@
+#!/bin/sh
+
+srctype="$1"
+dpi="$2"
+tempsrc="$(mktemp --suffix=".$1")"
+tempsvg="$(mktemp --suffix='.svg')"
+temppng="$(mktemp --suffix='.png')"
+
+cat > "$tempsrc"
+highlight -O svg -I "$tempsrc" | grep -v 'rect' > "$tempsvg"
+inkscape --without-gui --export-area-drawing --export-background-opacity=256 --export-dpi="$dpi" --export-png="$temppng" "$tempsvg" > /dev/null
+png2ff < "$temppng"
+
+rm "$tempsrc" "$tempsvg" "$temppng"
+