Mercurial > hg > mgallery

diff mgallery.php @ 109:c8cfc6cc161a

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Adjust image scaling to be delayed and not being done on each resize event (for example Firefox fullscreen switching animates by default and triggers LOTS of resize events, which makes things slow.)
author Matti Hamalainen <ccr@tnsp.org>
date Sun, 30 Oct 2016 15:22:03 +0200
parents 71de97240799
children 9da8bab49711
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--- a/mgallery.php	Sat Oct 29 20:28:52 2016 +0300
+++ b/mgallery.php	Sun Oct 30 15:22:03 2016 +0200
@@ -704,11 +704,11 @@
 }
 
 
-function mgalAdjustImage()
+function mgalAdjustImageDo()
 {
   var eimg = document.getElementById("imageImage");
   var win = mgalGetWindowSize();
-  var madj = 0.80;
+  var madj = 0.81;
   if (eimg)
   {
     if (eimg.width > eimg.height)
@@ -730,12 +730,21 @@
         eimg.style.height = "100%";
     }
   }
+  adjustPID = -1;
 }
 
 
-mgalAddEvent(document.getElementById("imageImage"), "load", mgalAdjustImage);
+function mgalAdjustImage()
+{
+  if (adjustPID == -1)
+    adjustPID = setTimeout(mgalAdjustImageDo, 500);
+}
+
+
+mgalAddEvent(document.getElementById("imageImage"), "load", mgalAdjustImageDo);
 mgalAddEvent(window, "resize", mgalAdjustImage);
 mgalAddEvent(document, "keypress", mgalProcessKeyPress);
+adjustPID = -1;
 
 <?
     echo