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Clean code, improve boundingRect

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This commit is contained in:
Etienne Dumur 2020-09-23 09:27:23 +02:00
parent 16ae3fb510
commit bd51fa7c87
2 changed files with 16 additions and 10 deletions
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8
doc/source/graphicsItems/pcolormeshitem.rst Normal file
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@ -0,0 +1,8 @@
PColorMeshItem
==============
.. autoclass:: pyqtgraph.PColorMeshItem
:members:
.. automethod:: pyqtgraph.PColorMeshItem.__init__

18
pyqtgraph/graphicsItems/PColorMeshItem.py
View File

@ -24,9 +24,6 @@ class PColorMeshItem(GraphicsObject):
**Bases:** :class:`GraphicsObject <pyqtgraph.GraphicsObject>`
"""
sigImageChanged = QtCore.Signal()
sigRemoveRequested = QtCore.Signal(object) # self; emitted when 'remove' is selected from context menu
def __init__(self, *args, **kwargs):
"""
@ -47,13 +44,13 @@ class PColorMeshItem(GraphicsObject):
2D array containing the value which will be maped into the polygons
colors.
If x and y is None, the polygons will be displaced on a grid
otherwise x and y will be used as polygons vertices coordinates as:
otherwise x and y will be used as polygons vertices coordinates as::
(x[i+1, j], y[i+1, j]) (x[i+1, j+1], y[i+1, j+1])
+---------+
| z[i, j] |
+---------+
(x[i, j], y[i, j]) (x[i, j+1], y[i, j+1])
(x[i+1, j], y[i+1, j]) (x[i+1, j+1], y[i+1, j+1])
+---------+
| z[i, j] |
+---------+
(x[i, j], y[i, j]) (x[i, j+1], y[i, j+1])
"ASCII from: https://matplotlib.org/3.2.1/api/_as_gen/
matplotlib.pyplot.pcolormesh.html".
cmap : str, default 'viridis
@ -213,6 +210,7 @@ class PColorMeshItem(GraphicsObject):
if shapeChanged:
self.informViewBoundsChanged()
self.prepareGeometryChange()
@ -250,4 +248,4 @@ class PColorMeshItem(GraphicsObject):
def boundingRect(self):
if self.qpicture is None:
return QtCore.QRectF(0., 0., 0., 0.)
return QtCore.QRectF(0., 0., float(self.width()), float(self.height()))
return QtCore.QRectF(self.qpicture.boundingRect())