Improved performance of rendering network map

git-svn-id: svn://svn.zabbix.com/trunk@136 97f52cf1-0a1b-0410-bd0e-c28be96e8082

1 files changed, 8 insertions, 2 deletions

diff --git a/frontends/php/map.html b/frontends/php/map.html
index 0f6a79af..694337ed 100644
--- a/frontends/php/map.html
+++ b/frontends/php/map.html
@@ -75,6 +75,7 @@
 
 # Draw hosts
 
+	$icons=array();
 	$result=DBselect("select h.host,sh.shostid,sh.sysmapid,sh.hostid,sh.label,sh.x,sh.y,h.status,sh.icon from sysmaps_hosts sh,hosts h where sh.sysmapid=$sysmapid and h.hostid=sh.hostid");
 	for($i=0;$i<DBnum_rows($result);$i++)
 	{
@@ -88,7 +89,12 @@
 		$status=DBget_field($result,$i,7);
 		$icon=DBget_field($result,$i,8);
 
-		$img=ImageCreateFromPNG("images/sysmaps/$icon.png");
+		if(@gettype($icons["$icon"])!="resource")
+		{
+			$icons[$icon]=ImageCreateFromPNG("images/sysmaps/$icon.png");
+		}
+
+		$img=$icons[$icon];
 
 		ImageCopy($im,$img,$x,$y,0,0,ImageSX($img),ImageSY($img));
 
@@ -130,7 +136,7 @@
 
 #		ImageFilledRectangle($im,$x+ImageSX($img)/2-ImageFontWidth(2)*strlen($label)/2-2, $y+ImageSY($img),$x+ImageSX($img)/2+ImageFontWidth(2)*strlen($label)/2, $y+ImageSY($img)+ImageFontHeight(2),$white);
 #		ImageString($im, 2, $x+ImageSX($img)/2-ImageFontWidth(2)*strlen($label)/2, $y+ImageSY($img)+ImageFontHeight(2), $label,$color);
-		ImageDestroy($img); 
+#		ImageDestroy($img); 
 	}
 
 	ImageString($im,0,$width-147,$height-10, "http://zabbix.sourceforge.net", $gray);