From 3a680172c8c7763ec3bb26588ae25968304b5be4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bert=20M=C3=BCnnich?= <ber.t@posteo.de>
Date: Mon, 18 Aug 2014 20:21:42 +0200
Subject: Unified rotate actions in key-handler; use lossless operation based
 on file type

---
 exec/key-handler | 31 +++++++++++++------------------
 1 file changed, 13 insertions(+), 18 deletions(-)

(limited to 'exec/key-handler')

diff --git a/exec/key-handler b/exec/key-handler
index a578698..ba1f513 100644
--- a/exec/key-handler
+++ b/exec/key-handler
@@ -11,27 +11,22 @@
 # where C/M/S indicate Ctrl/Meta(Alt)/Shift modifier states and KEY is the X
 # keysym as listed in /usr/include/X11/keysymdef.h without the "XK_" prefix.
 
+rotate() {
+	case "$(file -b -i "$2")" in
+	image/jpeg*) jpegtran -rotate "$1" -copy all -outfile "$2" "$2" ;;
+	*)           mogrify  -rotate "$1" "$2" ;;
+	esac
+}
+
 key="$1"
 shift
 
 case "$key" in
-"C-c")
-	echo -n "$@" | xsel -i ;;
-"C-e")
-	for file in "$@"; do urxvt -bg "#444" -fg "#eee" -sl 0 -title "$file" -e sh -c "exiv2 pr -q -pa '$file' | less" & done ;;
-"C-g")
-	gimp "$@" & ;;
-"C-comma")
-	for file in "$@"; do jpegtran -rotate 270 -copy all -outfile "$file" "$file"; done ;;
-"C-period")
-	for file in "$@"; do jpegtran -rotate  90 -copy all -outfile "$file" "$file"; done ;;
-"C-slash")
-	for file in "$@"; do jpegtran -rotate 180 -copy all -outfile "$file" "$file"; done ;;
-"C-less")
-	exec mogrify -rotate -90 "$@" ;;
-"C-greater")
-	exec mogrify -rotate +90 "$@" ;;
-"C-question")
-	exec mogrify -rotate 180 "$@" ;;
+"C-c")      echo -n "$@" | xsel -i ;;
+"C-e")      for file in "$@"; do urxvt -bg "#444" -fg "#eee" -sl 0 -title "$file" -e sh -c "exiv2 pr -q -pa '$file' | less" & done ;;
+"C-g")      gimp "$@" & ;;
+"C-comma")  for file in "$@"; do rotate 270 "$file"; done ;;
+"C-period") for file in "$@"; do rotate  90 "$file"; done ;;
+"C-slash")  for file in "$@"; do rotate 180 "$file"; done ;;
 esac
 
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