type: add scale support to default/generic stacked types

1 files changed, 16 insertions, 3 deletions

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))