From 318c07e097b7d72cac9b0a1ec5aa159bf7c206c3 Mon Sep 17 00:00:00 2001
From: Pim van den Berg
Date: Fri, 10 Aug 2012 18:04:26 +0200
Subject: type: add scale support to default/generic stacked types

---
 type/GenericStacked.class.php | 19 ++++++++++++++++---
 1 file changed, 16 insertions(+), 3 deletions(-)

(limited to 'type/GenericStacked.class.php')

diff --git a/type/GenericStacked.class.php b/type/GenericStacked.class.php
index f47af2a..d1da9ec 100644
--- a/type/GenericStacked.class.php
+++ b/type/GenericStacked.class.php
@@ -9,15 +9,28 @@ class Type_GenericStacked extends Type_Default {
 
 		$sources = $this->rrd_get_sources();
 
+		if ($this->scale)
+			$raw = '_raw';
 		$i=0;
 		foreach ($this->tinstances as $tinstance) {
 			foreach ($this->data_sources as $ds) {
-				$rrdgraph[] = sprintf('DEF:min_%s="%s":%s:MIN', crc32hex($sources[$i]), $this->rrd_escape($this->files[$tinstance]), $ds);
-				$rrdgraph[] = sprintf('DEF:avg_%s="%s":%s:AVERAGE', crc32hex($sources[$i]), $this->rrd_escape($this->files[$tinstance]), $ds);
-				$rrdgraph[] = sprintf('DEF:max_%s="%s":%s:MAX', crc32hex($sources[$i]), $this->rrd_escape($this->files[$tinstance]), $ds);
+				$rrdgraph[] = sprintf('DEF:min_%s%s="%s":%s:MIN', crc32hex($sources[$i]), $raw, $this->rrd_escape($this->files[$tinstance]), $ds);
+				$rrdgraph[] = sprintf('DEF:avg_%s%s="%s":%s:AVERAGE', crc32hex($sources[$i]), $raw, $this->rrd_escape($this->files[$tinstance]), $ds);
+				$rrdgraph[] = sprintf('DEF:max_%s%s="%s":%s:MAX', crc32hex($sources[$i]), $raw, $this->rrd_escape($this->files[$tinstance]), $ds);
 				$i++;
 			}
 		}
+		if ($this->scale) {
+			$i=0;
+			foreach ($this->tinstances as $tinstance) {
+				foreach ($this->data_sources as $ds) {
+					$rrdgraph[] = sprintf('CDEF:min_%s=min_%1$s_raw,%s,*', crc32hex($sources[$i]), $this->scale);
+					$rrdgraph[] = sprintf('CDEF:avg_%s=avg_%1$s_raw,%s,*', crc32hex($sources[$i]), $this->scale);
+					$rrdgraph[] = sprintf('CDEF:max_%s=max_%1$s_raw,%s,*', crc32hex($sources[$i]), $this->scale);
+					$i++;
+				}
+			}
+		}
 
 		for ($i=count($sources)-1 ; $i>=0 ; $i--) {
 			if ($i == (count($sources)-1))
-- 
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