From f8960a0a668cf90b88a06c3c2f977062160a211e Mon Sep 17 00:00:00 2001
From: Pjotr Prins
Date: Fri, 29 Apr 2016 03:29:44 -0500
Subject: Plotting: using cairo-png for headless environments

---
 wqflask/wqflask/ctl/ctl_analysis.py     | 4 ++--
 wqflask/wqflask/wgcna/wgcna_analysis.py | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

(limited to 'wqflask')

diff --git a/wqflask/wqflask/ctl/ctl_analysis.py b/wqflask/wqflask/ctl/ctl_analysis.py
index d79d9bfe..7a42b2f8 100644
--- a/wqflask/wqflask/ctl/ctl_analysis.py
+++ b/wqflask/wqflask/ctl/ctl_analysis.py
@@ -152,7 +152,7 @@ class CTL(object):
         self.results['requestform'] = requestform             # Store the user specified parameters for the output page
 
         # Create the lineplot
-        r_png(self.results['imgloc1'], width=1000, height=600)
+        r_png(self.results['imgloc1'], width=1000, height=600, type='cairo-png')
         self.r_lineplot(res, significance = significance)
         r_dev_off()
 
@@ -161,7 +161,7 @@ class CTL(object):
           # Create the QTL like CTL plots
           self.results['imgurl' + str(n)] = webqtlUtil.genRandStr("CTL_") + ".png"
           self.results['imgloc' + str(n)] = GENERATED_IMAGE_DIR + self.results['imgurl' + str(n)]
-          r_png(self.results['imgloc' + str(n)], width=1000, height=600)
+          r_png(self.results['imgloc' + str(n)], width=1000, height=600, type='cairo-png')
           self.r_plotCTLobject(res, (n-1), significance = significance, main='Phenotype ' + trait)
           r_dev_off()
           n = n + 1
diff --git a/wqflask/wqflask/wgcna/wgcna_analysis.py b/wqflask/wqflask/wgcna/wgcna_analysis.py
index 6901712b..880a1cb2 100644
--- a/wqflask/wqflask/wgcna/wgcna_analysis.py
+++ b/wqflask/wqflask/wgcna/wgcna_analysis.py
@@ -128,7 +128,7 @@ class WGCNA(object):
         # The iconic WCGNA plot of the modules in the hanging tree
         self.results['imgurl'] = webqtlUtil.genRandStr("WGCNAoutput_") + ".png"
         self.results['imgloc'] = GENERATED_IMAGE_DIR + self.results['imgurl']
-        r_png(self.results['imgloc'], width=1000, height=600)
+        r_png(self.results['imgloc'], width=1000, height=600, type='cairo-png')
         mergedColors = self.r_labels2colors(network[1])
         self.r_plotDendroAndColors(network[5][0], mergedColors, "Module colors", dendroLabels = False, hang = 0.03, addGuide = True, guideHang = 0.05)
         r_dev_off()
-- 
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