let widgets.Cursor initialize to the lower x and y bounds

ddale · ddale · commit 735ffe2cbc85 · 2007-12-06T22:28:27.000Z
rather than 0,0, which can cause havoc for dates and other
transforms

svn path=/trunk/matplotlib/; revision=4658
diff --git a/CHANGELOG b/CHANGELOG
@@ -1,3 +1,7 @@
+2007-12-06 let widgets.Cursor initialize to the lower x and y bounds
+           rather than 0,0, which can cause havoc for dates and other
+           transforms - DSD
+
 2007-12-06 updated references to mpl data directories for py2exe - DSD
 
 2007-12-06 fixed a bug in rcsetup, see bug 1845057 - DSD
diff --git a/lib/matplotlib/widgets.py b/lib/matplotlib/widgets.py
@@ -662,8 +662,8 @@ def __init__(self, ax, useblit=False, **lineprops):
         self.vertOn = True
         self.useblit = useblit
 
-        self.lineh = ax.axhline(0, visible=False, **lineprops)
-        self.linev = ax.axvline(0, visible=False, **lineprops)
+        self.lineh = ax.axhline(ax.get_ybound()[0], visible=False, **lineprops)
+        self.linev = ax.axvline(ax.get_xbound()[0], visible=False, **lineprops)
 
         self.background = None
         self.needclear = False
@@ -1070,11 +1070,11 @@ def ignore(self, event):
         # If RectangleSelector is not active :
         if not self.active:
             return True
-        
+
         # If canvas was locked
         if not self.canvas.widgetlock.available(self):
             return True
-        
+
         # If no button was pressed yet ignore the event if it was out
         # of the axes
         if self.eventpress == None:
@@ -1174,7 +1174,7 @@ def set_active(self, active):
 
     def get_active(self):
         """ to get status of active mode (boolean variable)"""
-        return self.active 
+        return self.active
 
 class Lasso(Widget):
     def __init__(self, ax, xy, callback=None, useblit=True):
