From 2adb25223cc256e19a6c26e970a2b25e6743608d Mon Sep 17 00:00:00 2001
From: Moritz Lipp <mlq@pwmt.org>
Date: Thu, 9 Feb 2012 18:30:36 +0100
Subject: [PATCH] Options for zoom_min/zoom_max

---
 config.c    |  4 ++++
 shortcuts.c | 16 ++++++++++++----
 2 files changed, 16 insertions(+), 4 deletions(-)

diff --git a/config.c b/config.c
index d46fca2..a5ebcad 100644
--- a/config.c
+++ b/config.c
@@ -48,6 +48,10 @@ config_load_default(zathura_t* zathura)
   girara_setting_add(gsession, "pages-per-row", &int_value,   INT,   false, "Number of pages per row", cb_pages_per_row_value_changed, zathura);
   float_value = 40;
   girara_setting_add(gsession, "scroll-step",   &float_value, FLOAT, false, "Scroll step",             NULL, NULL);
+  int_value = 10;
+  girara_setting_add(gsession, "zoom-min",      &int_value,   INT,   false, "Zoom minimum", NULL, NULL);
+  int_value = 1000;
+  girara_setting_add(gsession, "zoom-max",      &int_value,   INT,   false, "Zoom maximum", NULL, NULL);
 
   string_value = "#FFFFFF";
   girara_setting_add(gsession, "recolor-darkcolor",  string_value, STRING, false, "Recoloring (dark color)",  NULL, NULL);
diff --git a/shortcuts.c b/shortcuts.c
index c5d8a0a..8ec1f4f 100644
--- a/shortcuts.c
+++ b/shortcuts.c
@@ -787,10 +787,18 @@ sc_zoom(girara_session_t* session, girara_argument_t* argument, girara_event_t*
   }
 
   /* zoom limitations */
-  if (zathura->document->scale < 0.1f) {
-    zathura->document->scale = 0.1f;
-  } else if (zathura->document->scale > 10.0f) {
-    zathura->document->scale = 10.0f;
+  int zoom_min_int = 10;
+  int zoom_max_int = 1000;
+  girara_setting_get(session, "zoom-min", &zoom_min_int);
+  girara_setting_get(session, "zoom-max", &zoom_max_int);
+
+  float zoom_min = zoom_min_int * 0.01f;
+  float zoom_max = zoom_max_int * 0.01f;
+
+  if (zathura->document->scale < zoom_min) {
+    zathura->document->scale = zoom_min;
+  } else if (zathura->document->scale > zoom_max) {
+    zathura->document->scale = zoom_max;
   }
 
   /* keep position */