Implement #392

config.h

@@ -65,6 +65,7 @@ struct settings defaults = {
 
 .browser = "/usr/bin/firefox",
 
+.min_icon_size = 0,
 .max_icon_size = 0,
 
 /* paths to default icons */

src/icon.c

@@ -116,19 +116,23 @@ GdkPixbuf *icon_pixbuf_scale(GdkPixbuf *pixbuf)
 
         int w = gdk_pixbuf_get_width(pixbuf);
         int h = gdk_pixbuf_get_height(pixbuf);
-        int larger = w > h ? w : h;
+        int landscape = w > h;
+        int orig_larger = landscape ? w : h;
+        double larger = orig_larger;
+        double smaller = landscape ? h : w;
+        if (settings.min_icon_size && smaller < settings.min_icon_size) {
+                larger = larger / smaller * settings.min_icon_size;
+                smaller = settings.min_icon_size;
+        }
         if (settings.max_icon_size && larger > settings.max_icon_size) {
-                int scaled_w = settings.max_icon_size;
+                smaller = smaller / larger * settings.max_icon_size;
-                int scaled_h = settings.max_icon_size;
+                larger = settings.max_icon_size;
-                if (w >= h)
+        }
-                        scaled_h = (settings.max_icon_size * h) / w;
+        if ((int) larger != orig_larger) {
-                else
+                GdkPixbuf *scaled;
-                        scaled_w = (settings.max_icon_size * w) / h;
+                scaled = gdk_pixbuf_scale_simple(pixbuf,
-
+                                (int) (landscape ? larger : smaller),
-                GdkPixbuf *scaled = gdk_pixbuf_scale_simple(
+                                (int) (landscape ? smaller : larger),
-                                pixbuf,
-                                scaled_w,
-                                scaled_h,
                                 GDK_INTERP_BILINEAR);
                 g_object_unref(pixbuf);
                 pixbuf = scaled;

src/settings.c

@@ -423,6 +423,12 @@ void load_settings(char *cmdline_config_path)
                 g_free(c);
         }
 
+        settings.min_icon_size = option_get_int(
+                "global",
+                "min_icon_size", "-min_icon_size", defaults.min_icon_size,
+                "Scale smaller icons up to this size, set to 0 to disable. If max_icon_size also specified, that has the final say."
+        );
+
         settings.max_icon_size = option_get_int(
                 "global",
                 "max_icon_size", "-max_icon_size", defaults.max_icon_size,

src/settings.h

@@ -75,6 +75,7 @@ struct settings {
         char *browser;
         char **browser_cmd;
         enum icon_position icon_position;
+        int min_icon_size;
         int max_icon_size;
         char *icon_path;
         enum follow_mode f_mode;