SF.net SVN: matplotlib:[5803] trunk/matplotlib

Revision: 5803
          http://matplotlib.svn.sourceforge.net/matplotlib/?rev=5803&view=rev
Author:   efiring
Date:     2008-07-21 19:39:12 +0000 (Mon, 21 Jul 2008)

Log Message:
-----------
Add get_offsets, set_offsets to Collection (Ryan Kraus)

Modified Paths:
--------------
    trunk/matplotlib/API_CHANGES
    trunk/matplotlib/CHANGELOG
    trunk/matplotlib/lib/matplotlib/collections.py

Modified: trunk/matplotlib/API_CHANGES
===================================================================
--- trunk/matplotlib/API_CHANGES	2008-07-21 19:08:29 UTC (rev 5802)
+++ trunk/matplotlib/API_CHANGES	2008-07-21 19:39:12 UTC (rev 5803)
@@ -1,6 +1,9 @@
 Changes for 0.98.x
 ==================
 
+* Methods get_offsets and set_offsets added to Collections base
+  class.
+
 * Figure.figurePatch renamed Figure.patch, Axes.axesPatch renamed
   Axes.patch, Axes.axesFrame renamed Axes.frame, Axes.get_frame, which
   returns Axes.patch, is deprecated.  Examples and users guide updated

Modified: trunk/matplotlib/CHANGELOG
===================================================================
--- trunk/matplotlib/CHANGELOG	2008-07-21 19:08:29 UTC (rev 5802)
+++ trunk/matplotlib/CHANGELOG	2008-07-21 19:39:12 UTC (rev 5803)
@@ -1,3 +1,6 @@
+2008-07-21 Committed patch by Ryan May to add get_offsets and
+           set_offsets to Collections base class - EF
+
 2008-07-21 Changed the "asarray" strategy in image.py so that
            colormapping of masked input should work for all
            image types (thanks Klaus Zimmerman) - EF

Modified: trunk/matplotlib/lib/matplotlib/collections.py
===================================================================
--- trunk/matplotlib/lib/matplotlib/collections.py	2008-07-21 19:08:29 UTC (rev 5802)
+++ trunk/matplotlib/lib/matplotlib/collections.py	2008-07-21 19:39:12 UTC (rev 5803)
@@ -218,6 +218,32 @@
     def set_pickradius(self,pickradius): self.pickradius = 5
     def get_pickradius(self): return self.pickradius
 
+    def set_offsets(self, offsets):
+        """
+        Set the offsets for the collection.  *offsets* can be a scalar
+        or a sequence.
+        
+        ACCEPTS: float or sequence of floats
+        """
+        offsets = np.asarray(offsets, np.float_)
+        if len(offsets.shape) == 1:
+            offsets = offsets[np.newaxis,:]  # Make it Nx2.
+        #This decision is based on how they are initialized above
+        if self._uniform_offsets is None:
+            self._offsets = offsets
+        else:
+            self._uniform_offsets = offsets
+
+    def get_offsets(self):
+        """
+        Return the offsets for the collection.
+        """
+        #This decision is based on how they are initialized above in __init__()
+        if self._uniform_offsets is None:
+            return self._offsets
+        else:
+            return self._uniform_offsets
+
     def set_linewidths(self, lw):
         """
         Set the linewidth(s) for the collection.  *lw* can be a scalar


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