Removed some debugging code, moved examples

GraphicsView.py

@@ -234,11 +234,11 @@ class GraphicsView(QtGui.QGraphicsView):
         
     def mousePressEvent(self, ev):
         QtGui.QGraphicsView.mousePressEvent(self, ev)
-        print "Press over:"
-        for i in self.items(ev.pos()):
-            print i.zValue(), int(i.acceptedMouseButtons()), i, i.scenePos()
-        print "Event accepted:", ev.isAccepted()
-        print "Grabber:", self.scene().mouseGrabberItem()
+        #print "Press over:"
+        #for i in self.items(ev.pos()):
+            #print i.zValue(), int(i.acceptedMouseButtons()), i, i.scenePos()
+        #print "Event accepted:", ev.isAccepted()
+        #print "Grabber:", self.scene().mouseGrabberItem()
         if not self.mouseEnabled:
             return
         self.lastMousePos = Point(ev.pos())

MultiPlotItem.py

@@ -13,7 +13,7 @@ try:
     from metaarray import *
     HAVE_METAARRAY = True
 except:
-    raise
+    #raise
     HAVE_METAARRAY = False
     
     

examples/test_ImageItem.py

@@ -0,0 +1,49 @@
+# -*- coding: utf-8 -*-
+## Add path to library (just for examples; you do not need this)
+import sys, os
+sys.path.append(os.path.join(os.path.dirname(__file__), '..', '..'))
+
+from pyqtgraph.GraphicsView import *
+from pyqtgraph.graphicsItems import *
+from numpy import random
+from PyQt4 import QtCore, QtGui
+from scipy.ndimage import *
+
+app = QtGui.QApplication([])
+
+## Create window with GraphicsView widget
+win = QtGui.QMainWindow()
+view = GraphicsView()
+win.setCentralWidget(view)
+win.show()
+
+## Allow mouse scale/pan
+view.enableMouse()
+
+## ..But lock the aspect ratio
+view.setAspectLocked(True)
+
+## Create image item
+img = ImageItem()
+view.scene().addItem(img)
+
+## Set initial view bounds
+view.setRange(QtCore.QRectF(0, 0, 200, 200))
+
+def updateData():
+    global img
+    ## Create random image
+    data = random.random((200, 200))
+
+    ## Display the data
+    img.updateImage(data)
+    
+
+# update image data every 20ms (or so)
+t = QtCore.QTimer()
+QtCore.QObject.connect(t, QtCore.SIGNAL('timeout()'), updateData)
+t.start(20)
+
+
+
+app.exec_()

examples/test_ImageView.py

@@ -1,21 +1,30 @@
 # -*- coding: utf-8 -*-
+## Add path to library (just for examples; you do not need this)
+import sys, os
+sys.path.append(os.path.join(os.path.dirname(__file__), '..', '..'))
 
-from ImageView import *
+from pyqtgraph.ImageView import *
 from numpy import random
 from PyQt4 import QtCore, QtGui
 from scipy.ndimage import *
 
 app = QtGui.QApplication([])
+
+## Create window with ImageView widget
 win = QtGui.QMainWindow()
 imv = ImageView()
 win.setCentralWidget(imv)
 win.show()
 
+## Create random 3D data set
 img = gaussian_filter(random.random((200, 200)), (5, 5)) * 5
 data = random.random((100, 200, 200))
 data += img
-
 for i in range(data.shape[0]):
     data[i] += exp(-(2.*i)/data.shape[0])
 data += 10    
-imv.setImage(data)
+
+## Display the data
+imv.setImage(data)
+
+app.exec_()

examples/test_MultiPlotWidget.py

@@ -1,12 +1,19 @@
 #!/usr/bin/python
 # -*- coding: utf-8 -*-
+## Add path to library (just for examples; you do not need this)
+import sys, os
+sys.path.append(os.path.join(os.path.dirname(__file__), '..', '..'))
 
 from scipy import random
 from numpy import linspace
 from PyQt4 import QtGui, QtCore
-from MultiPlotWidget import *
-from metaarray import *
-
+from pyqtgraph.MultiPlotWidget import *
+try:
+    from metaarray import *
+except:
+    print "MultiPlot is only used with MetaArray for now (and you do not have the metaarray module)"
+    exit()
+    
 app = QtGui.QApplication([])
 mw = QtGui.QMainWindow()
 pw = MultiPlotWidget()
@@ -15,3 +22,5 @@ mw.show()
 
 ma = MetaArray(random.random((3, 1000)), info=[{'name': 'Signal', 'cols': [{'name': 'Col1'}, {'name': 'Col2'}, {'name': 'Col3'}]}, {'name': 'Time', 'vals': linspace(0., 1., 1000)}])
 pw.plot(ma)
+
+app.exec_()

examples/test_PlotWidget.py

@@ -1,10 +1,13 @@
 #!/usr/bin/python
 # -*- coding: utf-8 -*-
+## Add path to library (just for examples; you do not need this)
+import sys, os
+sys.path.append(os.path.join(os.path.dirname(__file__), '..', '..'))
 
 from scipy import random
 from PyQt4 import QtGui, QtCore
-from PlotWidget import *
-from graphicsItems import *
+from pyqtgraph.PlotWidget import *
+from pyqtgraph.graphicsItems import *
 
 
 app = QtGui.QApplication([])
@@ -77,4 +80,4 @@ for i in range(0, 5):
         yd, xd = rand(10000)
         pw2.plot(yd*(j+1), xd, params={'iter': i, 'val': j})
     
-#app.exec_()
+app.exec_()

examples/test_ROItypes.py

@@ -1,13 +1,17 @@
 #!/usr/bin/python -i
 # -*- coding: utf-8 -*-
+## Add path to library (just for examples; you do not need this)
+import sys, os
+sys.path.append(os.path.join(os.path.dirname(__file__), '..', '..'))
+
 from scipy import zeros
-from graphicsWindows import *
-from graphicsItems import *
-from widgets import *
-from PlotWidget import *
+from pyqtgraph.graphicsWindows import *
+from pyqtgraph.graphicsItems import *
+from pyqtgraph.widgets import *
+from pyqtgraph.PlotWidget import *
 from PyQt4 import QtCore, QtGui
 
-qapp = QtGui.QApplication([])
+app = QtGui.QApplication([])
 
 #i = PlotWindow(array([0,1,2,1,2]), parent=None, title='')
 
@@ -85,4 +89,5 @@ mlroi.connect(QtCore.SIGNAL('regionChanged'), lambda: updateImg(mlroi))
 
 v.setRange(QtCore.QRect(-2, -2, 220, 220))
 
-w.show()
+w.show()
+app.exec_()

examples/test_viewBox.py

@@ -1,11 +1,13 @@
 #!/usr/bin/python
 # -*- coding: utf-8 -*-
+## Add path to library (just for examples; you do not need this)
+import sys, os
+sys.path.append(os.path.join(os.path.dirname(__file__), '..', '..'))
 
 from scipy import random
 from PyQt4 import QtGui, QtCore
-from GraphicsView import *
-from graphicsItems import *
-
+from pyqtgraph.GraphicsView import *
+from pyqtgraph.graphicsItems import *
 
 app = QtGui.QApplication([])
 mw = QtGui.QMainWindow()
@@ -19,7 +21,6 @@ mw.resize(800, 600)
 
 gv = GraphicsView(cw)
 gv.enableMouse(False)
-#w1 = QtGui.QGraphicsWidget()
 l = QtGui.QGraphicsGridLayout()
 l.setHorizontalSpacing(0)
 l.setVerticalSpacing(0)
@@ -27,46 +28,23 @@ l.setVerticalSpacing(0)
 
 vb = ViewBox()
 p1 = PlotCurveItem()
-#gv.scene().addItem(vb)
 vb.addItem(p1)
 vl.addWidget(gv)
 rect = QtGui.QGraphicsRectItem(QtCore.QRectF(0, 0, 1, 1))
 rect.setPen(QtGui.QPen(QtGui.QColor(100, 200, 100)))
 vb.addItem(rect)
 
-l.addItem(vb, 0, 2)
+l.addItem(vb, 0, 1)
 gv.centralWidget.setLayout(l)
 
 
 xScale = ScaleItem(orientation='bottom', linkView=vb)
-l.addItem(xScale, 1, 2)
+l.addItem(xScale, 1, 1)
 yScale = ScaleItem(orientation='left', linkView=vb)
-l.addItem(yScale, 0, 1)
+l.addItem(yScale, 0, 0)
 
-xLabel = LabelItem(u"<span style='color: #ff0000; font-weight: bold'>X</span> <i>Axis</i> <span style='font-size: 6pt'>(μV)</span>", html=True, color='CCC')
-l.setRowFixedHeight(2, 20)
-l.setRowFixedHeight(1, 40)
-l.addItem(xLabel, 2, 2)
-yLabel = LabelItem("Y Axis", color=QtGui.QColor(200, 200, 200))
-yLabel.setAngle(90)
-l.setColumnFixedWidth(0, 20)
-l.setColumnFixedWidth(1, 60)
-l.addItem(yLabel, 0, 0)
-
-
-#grid = GridItem(gv)
-#vb.addItem(grid)
-
-#gv.scene().addItem(w1)
-#w1.setGeometry(0, 0, 1, 1)
-
-
-#c1 = Qwt.QwtPlotCurve()
-#c1.setData(range(len(data)), data)
-#c1.attach(p1)
-#c2 = PlotCurve()
-#c2.setData([1,2,3,4,5,6,7,8], [1,2,10,4,3,2,4,1])
-#c2.attach(p2)
+xScale.setLabel(text=u"<span style='color: #ff0000; font-weight: bold'>X</span> <i>Axis</i>", units="s")
+yScale.setLabel('Y Axis', units='V')
 
 def rand(n):
     data = random.random(n)
@@ -74,23 +52,14 @@ def rand(n):
     data[int(n*0.18)] += 2
     data[int(n*0.1):int(n*0.13)] *= 5
     data[int(n*0.18)] *= 20
-    #c1.setData(range(len(data)), data)
     return data, arange(n, n+len(data)) / float(n)
     
 
 def updateData():
     yd, xd = rand(10000)
     p1.updateData(yd, x=xd)
-    
-    #vb.setRange(p1.boundingRect())
-    #p1.plot(yd, x=xd, clear=True)
 
 yd, xd = rand(10000)
-#p2.plot(yd * 1000, x=xd)
-#for i in [1,2]:
-    #for j in range(3):
-        #yd, xd = rand(1000)
-        #p3.plot(yd * 100000 * i, x=xd, params={'repetitions': j, 'scale': i})
 updateData()
 vb.autoRange()
 
@@ -98,3 +67,4 @@ t = QtCore.QTimer()
 QtCore.QObject.connect(t, QtCore.SIGNAL('timeout()'), updateData)
 t.start(50)
 
+app.exec_()

widgets.py

@@ -631,14 +631,14 @@ class Handle(QtGui.QGraphicsItem):
         return self.bounds
         
     def mousePressEvent(self, ev):
-        print "handle press"
+        #print "handle press"
         if ev.button() != QtCore.Qt.LeftButton:
             ev.ignore()
             return
         self.cursorOffset = self.scenePos() - ev.scenePos()
         for r in self.roi:
             r[0].pointPressEvent(r[1], ev)
-        print "  accepted."
+        #print "  accepted."
         ev.accept()
         
     def mouseReleaseEvent(self, ev):