Fixes against previous commits:

- fixed example testing script
 - Added finer axis ticks back in some instances
 - fixed improper bounds caching in log/fft mode
 - fixed exception handling in remoteproxy

graphicsItems/AxisItem.py

@@ -350,9 +350,7 @@ class AxisItem(GraphicsWidget):
         
         ## decide optimal minor tick spacing in pixels (this is just aesthetics)
         pixelSpacing = np.log(size+10) * 5
-        optimalTickCount = size / pixelSpacing
-        if optimalTickCount < 1:
-            optimalTickCount = 1
+        optimalTickCount = max(2., size / pixelSpacing)
         
         ## optimal minor tick spacing 
         optimalSpacing = dif / optimalTickCount
@@ -366,12 +364,21 @@ class AxisItem(GraphicsWidget):
         while intervals[minorIndex+1] <= optimalSpacing:
             minorIndex += 1
             
-        return [
+        levels = [
             (intervals[minorIndex+2], 0),
             (intervals[minorIndex+1], 0),
             #(intervals[minorIndex], 0)    ## Pretty, but eats up CPU
         ]
         
+        ## decide whether to include the last level of ticks
+        minSpacing = min(size / 20., 30.)
+        maxTickCount = size / minSpacing
+        if dif / intervals[minorIndex] <= maxTickCount:
+            levels.append((intervals[minorIndex], 0))
+        return levels
+        
+        
+        
         ##### This does not work -- switching between 2/5 confuses the automatic text-level-selection
         ### Determine major/minor tick spacings which flank the optimal spacing.
         #intervals = np.array([1., 2., 5., 10., 20., 50., 100.]) * p10unit
@@ -587,7 +594,7 @@ class AxisItem(GraphicsWidget):
             ticks = tickLevels[i][1]
         
             ## length of tick
-            tickLength = self.tickLength / ((i*1.0)+1.0)
+            tickLength = self.tickLength / ((i*0.5)+1.0)
                 
             lineAlpha = 255 / (i+1)
             if self.grid is not False:

graphicsItems/PlotCurveItem.py

@@ -149,39 +149,6 @@ class PlotCurveItem(GraphicsObject):
         self.invalidateBounds()
         self.update()
 
-    #def setColor(self, color):
-        #self.pen.setColor(color)
-        #self.update()
-        
-    #def setAlpha(self, alpha, auto):
-        #self.opts['alphaHint'] = alpha
-        #self.opts['alphaMode'] = auto
-        #self.update()
-        
-    #def setSpectrumMode(self, mode):
-        #self.opts['spectrumMode'] = mode
-        #self.xDisp = self.yDisp = None
-        #self.path = None
-        #self.update()
-    
-    #def setLogMode(self, mode):
-        #self.opts['logMode'] = mode
-        #self.xDisp = self.yDisp = None
-        #self.path = None
-        #self.update()
-    
-    #def setPointMode(self, mode):
-        #self.opts['pointMode'] = mode
-        #self.update()
-        
-
-    #def setDownsampling(self, ds):
-        #if self.opts['downsample'] != ds:
-            #self.opts['downsample'] = ds
-            #self.xDisp = self.yDisp = None
-            #self.path = None
-            #self.update()
-
     def setData(self, *args, **kargs):
         """
         ==============  ========================================================
@@ -483,25 +450,6 @@ class PlotCurveItem(GraphicsObject):
         self.path = None
         #del self.xData, self.yData, self.xDisp, self.yDisp, self.path
         
-    #def mousePressEvent(self, ev):
-        ##GraphicsObject.mousePressEvent(self, ev)
-        #if not self.clickable:
-            #ev.ignore()
-        #if ev.button() != QtCore.Qt.LeftButton:
-            #ev.ignore()
-        #self.mousePressPos = ev.pos()
-        #self.mouseMoved = False
-        
-    #def mouseMoveEvent(self, ev):
-        ##GraphicsObject.mouseMoveEvent(self, ev)
-        #self.mouseMoved = True
-        ##print "move"
-        
-    #def mouseReleaseEvent(self, ev):
-        ##GraphicsObject.mouseReleaseEvent(self, ev)
-        #if not self.mouseMoved:
-            #self.sigClicked.emit(self)
-
     def mouseClickEvent(self, ev):
         if not self.clickable or ev.button() != QtCore.Qt.LeftButton:
             return

graphicsItems/PlotDataItem.py

@@ -164,6 +164,7 @@ class PlotDataItem(GraphicsObject):
         self.opts['fftMode'] = mode
         self.xDisp = self.yDisp = None
         self.updateItems()
+        self.informViewBoundsChanged()
     
     def setLogMode(self, xMode, yMode):
         if self.opts['logMode'] == [xMode, yMode]:
@@ -171,6 +172,7 @@ class PlotDataItem(GraphicsObject):
         self.opts['logMode'] = [xMode, yMode]
         self.xDisp = self.yDisp = None
         self.updateItems()
+        self.informViewBoundsChanged()
     
     def setPointMode(self, mode):
         if self.opts['pointMode'] == mode:

multiprocess/remoteproxy.py

@@ -114,7 +114,7 @@ class RemoteEventHandler(object):
         result = None
         try:
             cmd, reqId, nByteMsgs, optStr = self.conn.recv() ## args, kwds are double-pickled to ensure this recv() call never fails
-        except EOFError, IOError:
+        except (EOFError, IOError):
             ## remote process has shut down; end event loop
             raise ClosedError()
         #print os.getpid(), "received request:", cmd, reqId
@@ -124,7 +124,7 @@ class RemoteEventHandler(object):
         for i in range(nByteMsgs):
             try:
                 byteData.append(self.conn.recv_bytes())
-            except EOFError, IOError:
+            except (EOFError, IOError):
                 raise ClosedError()