Mercurial > hg > mgallery

changeset 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 417cdd9f8864
children a987c8081891
files mgallery.php
diffstat 1 files changed, 12 insertions(+), 3 deletions(-) [+]
line wrap: on
line diff
--- 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