break out demo js

2 files changed, 126 insertions, 136 deletions

diff --git a/demo.js b/demo.js
new file mode 100644
index 0000000..cae2059
--- /dev/null
+++ b/demo.js
@@ -0,0 +1,125 @@
+$( function() {
+
+  // Show and hide loader
+  var activityIndicatorOn = function() {
+      $('<div id="imagelightbox-loading"><div></div></div>' ).appendTo('body');
+    },
+    activityIndicatorOff = function() {
+      $('#imagelightbox-loading').remove();
+    },
+
+    // Show and hide overlay
+    overlayOn = function() {
+      $('<div id="imagelightbox-overlay"></div>').appendTo('body');
+    },
+    overlayOff = function() {
+      $('#imagelightbox-overlay').remove();
+    },
+
+    // Show and hide close button
+    closeButtonOn = function(instance) {
+      $('<a href="#" id="imagelightbox-close">Close</a>').appendTo('body').on('click touchend', function(){ $(this).remove(); instance.quitImageLightbox(); return false; });
+    },
+    closeButtonOff = function() {
+      $('#imagelightbox-close').remove();
+    },
+
+    // Show and hide caption
+    captionOn = function() {
+      var description = $('a[href="' + $('#imagelightbox').attr('src') + '"] img').attr('alt');
+      if(description.length > 0)
+        $('<div id="imagelightbox-caption">' + description + '</div>').appendTo('body');
+    },
+    captionOff = function() {
+      $('#imagelightbox-caption').remove();
+    },
+
+    // Show, hide and keep navigation boubble updated
+    navigationOn = function(instance, selector) {
+      var images = $(selector);
+      if (images.length) {
+        var nav = $('<div id="imagelightbox-nav"></div>');
+        for(var i = 0; i < images.length; i++)
+          nav.append('<a href="#"></a>');
+
+        nav.appendTo('body');
+        nav.on('click touchend', function(){ return false; });
+
+        var navItems = nav.find('a');
+        navItems.on('click touchend', function() {
+          var $this = $(this);
+          if (images.eq($this.index()).attr('href') != $('#imagelightbox').attr('src'))
+            instance.switchImageLightbox($this.index());
+
+          navItems.removeClass('active');
+          navItems.eq($this.index()).addClass('active');
+
+          return false;
+        })
+        .on('touchend', function(){ return false; });
+      }
+    },
+    navigationUpdate = function(selector) {
+      var items = $('#imagelightbox-nav a');
+      items.removeClass('active');
+      items.eq( $( selector ).filter('[href="' + $('#imagelightbox').attr('src') + '"]').index( selector ) ).addClass('active');
+    },
+    navigationOff = function() {
+      $('#imagelightbox-nav').remove();
+    };
+
+  //  WITH ACTIVITY INDICATION
+  $('a[data-imagelightbox="0"]').imageLightbox(
+  {
+    onLoadStart:  function() { activityIndicatorOn(); },
+    onLoadEnd:    function() { activityIndicatorOff(); },
+    onEnd:        function() { activityIndicatorOff(); }
+  });
+
+  //  WITH OVERLAY & ACTIVITY INDICATION
+  $('a[data-imagelightbox="1"]').imageLightbox(
+  {
+    onStart:      function() { overlayOn(); },
+    onEnd:        function() { overlayOff(); activityIndicatorOff(); },
+    onLoadStart:  function() { activityIndicatorOn(); },
+    onLoadEnd:    function() { activityIndicatorOff(); }
+  });
+
+  //  WITH "CLOSE" BUTTON & ACTIVITY INDICATION
+  var instanceTwo = $('a[data-imagelightbox="2"]').imageLightbox(
+  {
+    quitOnDocClick: false,
+    onStart:      function() { closeButtonOn( instanceTwo ); },
+    onEnd:        function() { closeButtonOff(); activityIndicatorOff(); },
+    onLoadStart:  function() { activityIndicatorOn(); },
+    onLoadEnd:    function() { activityIndicatorOff(); }
+  });
+
+  //  WITH CAPTION & ACTIVITY INDICATION
+  $('a[data-imagelightbox="3"]').imageLightbox(
+  {
+    onLoadStart:  function() { captionOff(); activityIndicatorOn(); },
+    onLoadEnd:    function() { captionOn(); activityIndicatorOff(); },
+    onEnd:        function() { captionOff(); activityIndicatorOff(); }
+  });
+
+  //  WITH DIRECTION REFERENCE
+  var selectorFour = 'a[data-imagelightbox="4"]';
+  var instanceFour = $(selectorFour).imageLightbox(
+  {
+    onStart:      function() { navigationOn( instanceFour, selectorFour ); },
+    onEnd:        function() { navigationOff(); activityIndicatorOff(); },
+    onLoadStart:  function() { activityIndicatorOn(); },
+    onLoadEnd:    function() { navigationUpdate( selectorFour ); activityIndicatorOff(); }
+  });
+
+  //  ALL COMBINED
+  var instanceF = $('a[data-imagelightbox="5"]').imageLightbox(
+  {
+    onStart:      function() { overlayOn(); closeButtonOn( instanceF ); },
+    onEnd:        function() { overlayOff(); captionOff(); closeButtonOff(); activityIndicatorOff(); },
+    onLoadStart:  function() { captionOff(); activityIndicatorOn(); },
+    onLoadEnd:    function() { captionOn(); activityIndicatorOff(); }
+  });
+
+});
diff --git a/index.php b/index.php
index 81f6f08..2d70448 100644
--- a/index.php
+++ b/index.php
@@ -57,141 +57,6 @@ $headings = array(
 
     <script src="//ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"></script>
     <script src="./touch-imagelightbox.min.js"></script>
-    <script>
-
-      $( function()
-      {
-        var activityIndicatorOn = function()
-          {
-            $( '<div id="imagelightbox-loading"><div></div></div>' ).appendTo( 'body' );
-          },
-          activityIndicatorOff = function()
-          {
-            $( '#imagelightbox-loading' ).remove();
-          },
-
-          overlayOn = function()
-          {
-            $( '<div id="imagelightbox-overlay"></div>' ).appendTo( 'body' );
-          },
-          overlayOff = function()
-          {
-            $( '#imagelightbox-overlay' ).remove();
-          },
-
-          closeButtonOn = function( instance )
-          {
-            $( '<a href="#" id="imagelightbox-close">Close</a>' ).appendTo( 'body' ).on( 'click touchend', function(){ $( this ).remove(); instance.quitImageLightbox(); return false; });
-          },
-          closeButtonOff = function()
-          {
-            $( '#imagelightbox-close' ).remove();
-          },
-
-          captionOn = function()
-          {
-            var description = $( 'a[href="' + $( '#imagelightbox' ).attr( 'src' ) + '"] img' ).attr( 'alt' );
-            if( description.length > 0 )
-              $( '<div id="imagelightbox-caption">' + description + '</div>' ).appendTo( 'body' );
-          },
-          captionOff = function()
-          {
-            $( '#imagelightbox-caption' ).remove();
-          },
-
-          navigationOn = function( instance, selector )
-          {
-            var images = $( selector );
-            if( images.length )
-            {
-              var nav = $( '<div id="imagelightbox-nav"></div>' );
-              for( var i = 0; i < images.length; i++ )
-                nav.append( '<a href="#"></a>' );
-
-              nav.appendTo( 'body' );
-              nav.on( 'click touchend', function(){ return false; });
-
-              var navItems = nav.find( 'a' );
-              navItems.on( 'click touchend', function()
-              {
-                var $this = $( this );
-                if( images.eq( $this.index() ).attr( 'href' ) != $( '#imagelightbox' ).attr( 'src' ) )
-                  instance.switchImageLightbox( $this.index() );
-
-                navItems.removeClass( 'active' );
-                navItems.eq( $this.index() ).addClass( 'active' );
-
-                return false;
-              })
-              .on( 'touchend', function(){ return false; });
-            }
-          },
-          navigationUpdate = function( selector )
-          {
-            var items = $( '#imagelightbox-nav a' );
-            items.removeClass( 'active' );
-            items.eq( $( selector ).filter( '[href="' + $( '#imagelightbox' ).attr( 'src' ) + '"]' ).index( selector ) ).addClass( 'active' );
-          },
-          navigationOff = function()
-          {
-            $( '#imagelightbox-nav' ).remove();
-          };
-
-        //  WITH ACTIVITY INDICATION
-        $( 'a[data-imagelightbox="0"]' ).imageLightbox(
-        {
-          onLoadStart:  function() { activityIndicatorOn(); },
-          onLoadEnd:    function() { activityIndicatorOff(); },
-          onEnd:      function() { activityIndicatorOff(); }
-        });
-
-        //  WITH OVERLAY & ACTIVITY INDICATION
-        $( 'a[data-imagelightbox="1"]' ).imageLightbox(
-        {
-          onStart:   function() { overlayOn(); },
-          onEnd:     function() { overlayOff(); activityIndicatorOff(); },
-          onLoadStart: function() { activityIndicatorOn(); },
-          onLoadEnd:   function() { activityIndicatorOff(); }
-        });
-
-        //  WITH "CLOSE" BUTTON & ACTIVITY INDICATION
-        var instanceC = $( 'a[data-imagelightbox="2"]' ).imageLightbox(
-        {
-          quitOnDocClick: false,
-          onStart:    function() { closeButtonOn( instanceC ); },
-          onEnd:      function() { closeButtonOff(); activityIndicatorOff(); },
-          onLoadStart:  function() { activityIndicatorOn(); },
-          onLoadEnd:    function() { activityIndicatorOff(); }
-        });
-
-        //  WITH CAPTION & ACTIVITY INDICATION
-        $( 'a[data-imagelightbox="3"]' ).imageLightbox(
-        {
-          onLoadStart: function() { captionOff(); activityIndicatorOn(); },
-          onLoadEnd:   function() { captionOn(); activityIndicatorOff(); },
-          onEnd:     function() { captionOff(); activityIndicatorOff(); }
-        });
-
-        //  WITH DIRECTION REFERENCE
-        var selectorE = 'a[data-imagelightbox="4"]';
-        var instanceE = $( selectorE ).imageLightbox(
-        {
-          onStart:   function() { navigationOn( instanceE, selectorE ); },
-          onEnd:     function() { navigationOff(); activityIndicatorOff(); },
-          onLoadStart: function() { activityIndicatorOn(); },
-          onLoadEnd:   function() { navigationUpdate( selectorE ); activityIndicatorOff(); }
-        });
-
-        //  ALL COMBINED
-        var instanceF = $( 'a[data-imagelightbox="5"]' ).imageLightbox(
-        {
-          onStart:    function() { overlayOn(); closeButtonOn( instanceF ); },
-          onEnd:      function() { overlayOff(); captionOff(); closeButtonOff(); activityIndicatorOff(); },
-          onLoadStart:  function() { captionOff(); activityIndicatorOn(); },
-          onLoadEnd:    function() { captionOn(); activityIndicatorOff(); }
-        });
-
-      });
-    </script>
+    <script src="./demo.js"></script>
   </body>
 </html>