* The network usage data sources are now actually using a single scale as

intended before.
* Also found a bug in the scales that prevented them from working.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@27962 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/apps/activitymonitor/ActivityView.cpp

@@ -115,7 +115,7 @@ Scale::Update(int64 value)
 {
 	if (!fInitialized || fMinimumValue > value)
 		fMinimumValue = value;
-	if (!fInitialized || fMaximumValue > value)
+	if (!fInitialized || fMaximumValue < value)
 		fMaximumValue = value;
 
 	fInitialized = true;

src/apps/activitymonitor/DataSource.cpp

@@ -1066,6 +1066,13 @@ NetworkUsageDataSource::AdaptiveScale() const
 }
 
 
+scale_type
+NetworkUsageDataSource::ScaleType() const
+{
+	return kBytePerSecondScale;
+}
+
+
 bool
 NetworkUsageDataSource::Primary() const
 {

src/apps/activitymonitor/DataSource.h

@@ -267,6 +267,7 @@ public:
 	virtual const char*	Name() const;
 	virtual const char*	Label() const;
 	virtual bool		AdaptiveScale() const;
+	virtual scale_type	ScaleType() const;
 	virtual bool		Primary() const;
 
 private: