catpoint

commit 1906c66c95ad9a54cf372c6218d0e287eccafa6b
parent 89508a45aedca7ffde34fc4ac871c91f2e825652
Author: Christoph Lohmann <20h@r-36.net>
Date:   Sat, 10 Aug 2024 09:21:31 +0200

Add slide effects to README.md, fix minor stuff.

Diffstat:
M
README.md
 | 
18
++++++++++++++++++
M
catpoint-wrap
 | 
7
+++++++
M
showoff/random-animation.sh
 | 
4
+++-

3 files changed, 28 insertions(+), 1 deletion(-)
diff --git a/README.md b/README.md
@@ -5,6 +5,20 @@ documentation comes in a series of slides.  Just do:
 
     $ make && ./catpoint showoff/*.txt
 
+## Slide Effects
+
+If you want to have some effects between slides, you can run a script or
+application. The argument to catpoint needs to be some executable file.
+
+An example for how to do this is:
+
+    $ catpoint-wrap showoff/random-animation.sh showoff/*.txt
+
+You will need terminaltexteffects from:
+
+    https://github.com/ChrisBuilds/terminaltexteffects
+    $ pip install --user terminaltexteffects
+
 ## Pointtools
 
 Check out
@@ -17,6 +31,10 @@ How to easily create a presentation for catpoint from some md file is then:
 	% cat presentation.md | md2point
 	% catpoint *.txt
 
+Or simply:
+
+	% dir2point
+
 This will greatly speed up your productivity.
 
 ## Usage
diff --git a/catpoint-wrap b/catpoint-wrap
@@ -1,5 +1,12 @@
 #!/bin/sh -e
 
+if [ $# -lt 2 ];
+then
+	printf "%s: animation_script.sh slide...\n" \
+		"$(basename "$0")" >&2
+	exit 1
+fi
+
 animation_script=$1
 shift
 
diff --git a/showoff/random-animation.sh b/showoff/random-animation.sh
@@ -3,10 +3,12 @@
 randomanimation() {
 	printf '%s\n' beams binarypath blackhole bouncyballs bubbles burn \
 		colorshift crumble decrypt errorcorrect expand fireworks \
-		matrix middleout orbittingvolley overflow pour print rain \
+		middleout orbittingvolley overflow pour print rain \
 		randomsequence rings scattered slice slide spotlights spray \
 		swarm synthgrid unstable vhstape waves wipe \
 	| sort -R | head -n 1
 }
 
+# From: https://github.com/ChrisBuilds/terminaltexteffects
 exec tte --frame-rate 400 --input-file "$1" "$(randomanimation)"
+