move to a more standard python packaging structure

src/damaris/data/Errorable.py

@@ -0,0 +1,78 @@
+# -*- coding: iso-8859-1 -*-
+
+#############################################################################
+#                                                                           #
+# Name: Class Errorable                                                     #
+#                                                                           #
+# Purpose: Base class of everything what could contain a statistic error    #
+#                                                                           #
+#############################################################################
+
+class Errorable:
+    """
+    Base class for data objects that can have data with errors.
+    """
+    def __init__(self):
+
+        # Will be determined in one of the subclasses
+        self.xerr = []
+        self.yerr = []
+
+        self.error_color = ""
+        self.bars_above = False
+
+        self.n = 0
+
+
+    def get_xerr(self):
+        """Returns a reference to x-Error (array)"""
+        return self.xerr
+
+
+    def set_xerr(self, pos, value):
+        """Sets a point in x-Error"""
+        try:
+            self.xerr[pos] = value
+        except:
+            raise
+
+
+    def get_yerr(self, channel):
+        """Returns a list of y-Errors (list of arrays, corresponding channels)"""
+        try:
+            return self.yerr[channel]
+        except:
+            raise
+
+
+    def set_yerr(self, channel, pos, value):
+        """Sets a point in y-Error"""
+        try:
+            self.yerr[channel][pos] = value
+        except:
+            raise
+
+
+    def get_error_color(self):
+        """Returns the error-bar color"""
+        return self.error_color
+
+
+    def set_error_color(self, color):
+        """Sets the error-bar color"""
+        self.error_color = color
+
+
+    def get_bars_above(self):
+        """Gets bars-above property of errorplot"""
+        return self.bars_above
+
+
+    def set_bars_above(self, bars_above):
+        """Sets bars-above property of errorplot"""
+        self.bars_above = bool(bars_above)
+
+
+    def ready_for_drawing_error(self):
+        """Returns true if more than one result have been accumulated"""
+        return self.n >= 2