Merge branch 'master' of github.com:annando/friendica

1 files changed, 69 insertions, 0 deletions

diff --git a/view/theme/diabook-blue/js/jquery.ae.image.resize.js b/view/theme/diabook-blue/js/jquery.ae.image.resize.js
new file mode 100644
index 000000000..bac09cd45
--- /dev/null
+++ b/view/theme/diabook-blue/js/jquery.ae.image.resize.js
@@ -0,0 +1,69 @@
+(function( $ ) {
+
+  $.fn.aeImageResize = function( params ) {
+
+    var aspectRatio = 0
+      // Nasty I know but it's done only once, so not too bad I guess
+      // Alternate suggestions welcome :)
+      ,	isIE6 = $.browser.msie && (6 == ~~ $.browser.version)
+      ;
+
+    // We cannot do much unless we have one of these
+    if ( !params.height && !params.width ) {
+      return this;
+    }
+
+    // Calculate aspect ratio now, if possible
+    if ( params.height && params.width ) {
+      aspectRatio = params.width / params.height;
+    }
+
+    // Attach handler to load
+    // Handler is executed just once per element
+    // Load event required for Webkit browsers
+    return this.one( "load", function() {
+
+      // Remove all attributes and CSS rules
+      this.removeAttribute( "height" );
+      this.removeAttribute( "width" );
+      this.style.height = this.style.width = "";
+
+      var imgHeight = this.height
+        , imgWidth = this.width
+        , imgAspectRatio = imgWidth / imgHeight
+        , bxHeight = params.height
+        , bxWidth = params.width
+        , bxAspectRatio = aspectRatio;
+				
+      // Work the magic!
+      // If one parameter is missing, we just force calculate it
+      if ( !bxAspectRatio ) {
+        if ( bxHeight ) {
+          bxAspectRatio = imgAspectRatio + 1;
+        } else {
+          bxAspectRatio = imgAspectRatio - 1;
+        }
+      }
+
+      // Only resize the images that need resizing
+      if ( (bxHeight && imgHeight > bxHeight) || (bxWidth && imgWidth > bxWidth) ) {
+
+        if ( imgAspectRatio > bxAspectRatio ) {
+          bxHeight = ~~ ( imgHeight / imgWidth * bxWidth );
+        } else {
+          bxWidth = ~~ ( imgWidth / imgHeight * bxHeight );
+        }
+
+        this.height = bxHeight;
+        this.width = bxWidth;
+      }
+    })
+    .each(function() {
+
+      // Trigger load event (for Gecko and MSIE)
+      if ( this.complete || isIE6 ) {
+        $( this ).trigger( "load" );
+      }
+    });
+  };
+})( jQuery );
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