From d2277733c39725cee68790ac9e53e6c8db8e49a0 Mon Sep 17 00:00:00 2001
From: Michael Jumper <mike.jumper@guac-dev.org>
Date: Thu, 24 Apr 2014 12:38:03 -0700
Subject: [PATCH] GUAC-637: Implement auto-fit checkbox.

---
 .../src/main/webapp/scripts/client-ui.js      | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/guacamole/src/main/webapp/scripts/client-ui.js b/guacamole/src/main/webapp/scripts/client-ui.js
index 4a39adb0e..92b5d7df1 100644
--- a/guacamole/src/main/webapp/scripts/client-ui.js
+++ b/guacamole/src/main/webapp/scripts/client-ui.js
@@ -789,6 +789,9 @@ GuacUI.Client.setScale = function(new_scale) {
     if (new_scale === GuacUI.Client.min_zoom)
         GuacUI.Client.auto_fit.checked = true;
 
+    // Disable auto-fit if zoom is required
+    GuacUI.Client.auto_fit.disabled = (GuacUI.Client.min_zoom >= 1);
+
 };
 
 /**
@@ -2004,6 +2007,22 @@ GuacUI.Client.attach = function(guac) {
 
     }, false);
 
+    /*
+     * Zoom
+     */
+
+    GuacUI.Client.auto_fit.onclick =
+    GuacUI.Client.auto_fit.onchange = function() {
+
+        // If auto-fit enabled, zoom out as far as possible
+        if (GuacUI.Client.auto_fit.checked)
+            GuacUI.Client.setScale(0);
+
+        // Otherwise, zoom to 1:1
+        else
+            GuacUI.Client.setScale(1);
+
+    };
 
     // Prevent default on all touch events
     document.addEventListener("touchstart", function(e) {