more qt fixes

jdh2358 · jdh2358 · commit d09e4f6025dd · 2005-01-31T19:48:32.000Z
svn path=/trunk/matplotlib/; revision=903
diff --git a/CHANGELOG b/CHANGELOG
@@ -1,5 +1,7 @@
 New entries should be added at the top
  
+2005-01-31 updated datalim in contour - JDH
+
 2005-01-30 Added backend_qtagg.py provided by Sigve Tjora - SC
 
 2005-01-28 Added tk.inspect rc param to .matplotlibrc.  IDLE users
diff --git a/lib/matplotlib/axes.py b/lib/matplotlib/axes.py
@@ -1085,7 +1085,6 @@ def changed(self):
                 tmp, x = ind
             elif y == None:
                 y, tmp = ind
-            
         if len(shape(x)) != 2 or len(shape(y)) != 2:
             raise TypeError("x and y must be  2D arrays.")
 
@@ -1099,6 +1098,18 @@ def changed(self):
         if x == None and y == None:
             y, x = indices((jmax,imax), 'd')
 
+
+        rx = ravel(x)
+        ry = ravel(y)
+
+        minx = amin(rx)
+        maxx = amax(rx)
+        miny = amin(ry)
+        maxy = amax(ry)
+
+        corners = (minx, miny), (maxx, maxy)         
+        self.update_datalim( corners)
+
         rz = ravel(z)
         zmax = amax(rz)
         zmin = amin(rz)
diff --git a/lib/matplotlib/backends/backend_qtagg.py b/lib/matplotlib/backends/backend_qtagg.py
@@ -135,7 +135,8 @@ def __init__(self, figure, window):
 
         #Coordinates of the select rectangle if it is needed.
         self.rect = None
-
+        self.setMouseTracking(True)
+        
     def draw(self):
         """
         Draw the figure using the renderer
@@ -223,7 +224,7 @@ class NavigationToolbar2QtAgg(NavigationToolbar2, qt.QToolBar):
       window   - the qt.QMainWindow
     """
     def __init__(self, canvas, window):
-        qt.QToolBar.__init__(self, qt.QString(""), window, qt.Qt.DockTop)
+        qt.QToolBar.__init__(self, qt.QString(""), window, qt.Qt.DockBottom)
         self.canvas = canvas
         self.window = window
         NavigationToolbar2.__init__(self, canvas)
diff --git a/lib/matplotlib/pylab.py b/lib/matplotlib/pylab.py
@@ -920,7 +920,14 @@ def load(fname,comments='%'):
 
     Example usage:
 
-    x,y = load('test.dat')  # data in two columns
+    X = load('test.dat')  # data in two columns
+    t = X[:,0]
+    y = X[:,1]
+
+    Alternatively, you can do
+
+    t,y = transpose(load('test.dat')) # for  two column data
+    
 
     X = load('test.dat')    # a matrix of data
 
