From: Michael Tremer <michael.tremer@ipfire.org>
Date: Mon, 14 Dec 2015 00:11:58 +0000 (+0100)
Subject: Allow generating thumbnails of graph images
X-Git-Url: http://git.ipfire.org/?p=collecty.git;a=commitdiff_plain;h=edf268c75aa34fd8f816e19e06c91c610a65272d;hp=ca8a6cfa8410a3ea36d373124afb3b6cf731382f

Allow generating thumbnails of graph images

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>
---

diff --git a/src/collecty/constants.py b/src/collecty/constants.py
index e07ce4c..bae6ed4 100644
--- a/src/collecty/constants.py
+++ b/src/collecty/constants.py
@@ -57,3 +57,6 @@ GRAPH_DEFAULT_ARGUMENTS = (
 
 GRAPH_DEFAULT_WIDTH = 768
 GRAPH_DEFAULT_HEIGHT = 480
+
+THUMBNAIL_DEFAULT_WIDTH = 80
+THUMBNAIL_DEFAULT_HEIGHT = 20
diff --git a/src/collecty/plugins/base.py b/src/collecty/plugins/base.py
index 7a61316..ec91599 100644
--- a/src/collecty/plugins/base.py
+++ b/src/collecty/plugins/base.py
@@ -516,15 +516,23 @@ class GraphTemplate(object):
 		return self.plugin.log
 
 	def _make_command_line(self, interval, format=DEFAULT_IMAGE_FORMAT,
-			width=None, height=None, with_title=True):
-		args = []
+			width=None, height=None, with_title=True, thumbnail=False):
+		args = [e for e in GRAPH_DEFAULT_ARGUMENTS]
 
-		args += GRAPH_DEFAULT_ARGUMENTS
+		# Set the default dimensions
+		default_height, default_width = GRAPH_DEFAULT_HEIGHT, GRAPH_DEFAULT_WIDTH
+
+		# A thumbnail doesn't have a legend and other labels
+		if thumbnail:
+			args.append("--only-graph")
+
+			default_height = THUMBNAIL_DEFAULT_HEIGHT
+			default_width = THUMBNAIL_DEFAULT_WIDTH
 
 		args += [
 			"--imgformat", format,
-			"--height", "%s" % (height or self.height),
-			"--width", "%s" % (width or self.width),
+			"--height", "%s" % (height or default_height),
+			"--width", "%s" % (width or default_width),
 		]
 
 		args += self.rrd_graph_args