From 906ec657cdd958b25a6833f644a57bcf08c3a38b Mon Sep 17 00:00:00 2001
From: Daniel Friesel <derf@finalrewind.org>
Date: Sat, 13 Oct 2012 16:26:53 +0200
Subject: Add --min-dimension and --max-dimension options (closes #101)

---
 src/filelist.c | 10 +++++++++-
 src/options.c  | 13 +++++++++++--
 src/options.h  |  2 ++
 3 files changed, 22 insertions(+), 3 deletions(-)

(limited to 'src')

diff --git a/src/filelist.c b/src/filelist.c
index 920a5ef..542dbdf 100644
--- a/src/filelist.c
+++ b/src/filelist.c
@@ -281,6 +281,13 @@ gib_list *feh_file_info_preload(gib_list * list)
 			remove_list = gib_list_add_front(remove_list, l);
 			if (opt.verbose)
 				feh_display_status('x');
+		} else if (((unsigned int)file->info->width < opt.min_width)
+				|| ((unsigned int)file->info->width > opt.max_width)
+				|| ((unsigned int)file->info->height < opt.min_height)
+				|| ((unsigned int)file->info->height > opt.max_height)) {
+			remove_list = gib_list_add_front(remove_list, l);
+			if (opt.verbose)
+				feh_display_status('s');
 		} else if (opt.verbose)
 			feh_display_status('.');
 	}
@@ -375,7 +382,8 @@ int feh_cmp_format(void *file1, void *file2)
 void feh_prepare_filelist(void)
 {
 	if (opt.list || opt.customlist || (opt.sort > SORT_FILENAME)
-			|| opt.preload) {
+			|| opt.preload || opt.min_width || opt.min_height
+			|| (opt.max_width != UINT_MAX) || (opt.max_height != UINT_MAX)) {
 		/* For these sort options, we have to preload images */
 		filelist = feh_file_info_preload(filelist);
 		if (!gib_list_length(filelist))
diff --git a/src/options.c b/src/options.c
index 5976c10..240b0d6 100644
--- a/src/options.c
+++ b/src/options.c
@@ -60,6 +60,7 @@ void init_parse_options(int argc, char **argv)
 	opt.menu_font = estrdup(DEFAULT_MENU_FONT);
 	opt.font = NULL;
 	opt.menu_bg = estrdup(PREFIX "/share/feh/images/menubg_default.png");
+	opt.max_height = opt.max_width = UINT_MAX;
 
 	opt.start_list_at = NULL;
 	opt.jump_on_resort = 1;
@@ -300,15 +301,18 @@ static void feh_getopt_theme(int argc, char **argv)
 
 static void feh_parse_option_array(int argc, char **argv, int finalrun)
 {
+	int discard;
 	static char stropts[] =
 		"a:A:b:B:cC:dD:e:E:f:Fg:GhH:iIj:J:kK:lL:mM:nNo:O:pPqrR:sS:tT:uUvVwW:xXy:YzZ"
-		".@:^:~:):|:+:";
+		".@:^:~:):|:+:<:>:";
 
 	/* (*name, has_arg, *flag, val) See: struct option in getopts.h */
 	static struct option lopts[] = {
 		{"menu-bg"       , 1, 0, ')'},
 		{"debug"         , 0, 0, '+'},
 		{"scale-down"    , 0, 0, '.'},
+		{"max-dimension" , 1, 0, '<'},
+		{"min-dimension" , 1, 0, '>'},
 		{"title-font"    , 1, 0, '@'},
 		{"action"        , 1, 0, 'A'},
 		{"image-bg"      , 1, 0, 'B'},
@@ -398,7 +402,6 @@ static void feh_parse_option_array(int argc, char **argv, int finalrun)
 	};
 	int optch = 0, cmdx = 0;
 
-	/* Now to pass some optionarinos */
 	while ((optch = getopt_long(argc, argv, stropts, lopts, &cmdx)) != EOF) {
 		D(("Got option, getopt calls it %d, or %c\n", optch, optch));
 		switch (optch) {
@@ -412,6 +415,12 @@ static void feh_parse_option_array(int argc, char **argv, int finalrun)
 		case '+':
 			opt.debug = 1;
 			break;
+		case '<':
+			XParseGeometry(optarg, &discard, &discard, &opt.max_width, &opt.max_height);
+			break;
+		case '>':
+			XParseGeometry(optarg, &discard, &discard, &opt.min_width, &opt.min_height);
+			break;
 		case '.':
 			opt.scale_down = 1;
 			break;
diff --git a/src/options.h b/src/options.h
index a763642..d30c396 100644
--- a/src/options.h
+++ b/src/options.h
@@ -109,6 +109,8 @@ struct __fehoptions {
 	int zoom_mode;
 	unsigned char adjust_reload;
 
+	unsigned int min_width, min_height, max_width, max_height;
+
 	unsigned char mode;
 	unsigned char paused;
 
-- 
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