[chronojump] fixed xlab when dateAsX

[Xavier Padullés <xpadulles src gnome org>]

commit 9bd09553188765b1d47abbf8af30d819fe5a7339
Author: Xavier Padullés <x padulles gmail com>
Date:   Fri May 4 13:04:45 2018 +0200

    fixed xlab when dateAsX

 encoder/graph.R |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)
---
diff --git a/encoder/graph.R b/encoder/graph.R
index a7c1499..8a7a13e 100644
--- a/encoder/graph.R
+++ b/encoder/graph.R
@@ -1795,8 +1795,12 @@ paintCrossVariables <- function (paf, varX, varY, option,
         isPowerLoad = FALSE
         if( (varX == "Load" || varX == "Inertia") && varY == "Power" )
                 isPowerLoad = TRUE
+        if(! dateAsX)
+        {
+                varXut = addUnitsAndTranslate(varX)
+        } else
+                varXut = "Date"
         
-        varXut = addUnitsAndTranslate(varX)
         varYut = addUnitsAndTranslate(varY)