Re: [Matplotlib-users] Varying alpha in ListedColormap not working

2012-12-06 Thread Oliver King
Incidentally, if anyone else wants to do this and is unable to update their matplotlib to v1.2.0, this code snippet achieves the same effect. ### import numpy as np import matplotlib.pyplot as plt from matplotlib.collections import LineCollection # the line to

Re: [Matplotlib-users] plotting time series of bits

2012-12-06 Thread Jason Grout
On 12/5/12 8:36 PM, Dale Lukas Peterson wrote: > I have a time series of 32-bit unsigned integers in the form of a > numpy array with dtype=numpy.uint32. The bits of each integer in > array correspond to various boolean states collected during an > experiment. I would like to make a plot this dat

Re: [Matplotlib-users] plotting time series of bits

2012-12-06 Thread Oliver King
Hi Luke, > I been able to use the bitwise_and() and right_shift() on the data to > get individual arrays which are populated with only 0's and1's. > > What I'm not clear on is now how to get the solid filled rectangle for > areas where the bit is high and nothing when the bit is low. > > Is the

[Matplotlib-users] Size of an OffsetImage when saving as PDF?

2012-12-06 Thread Jeroen Hegeman
Dear Matplotlibers, I'm trying to insert a logo image (from PNG) in the top left corner of my axes. I'm doing this by reading the logo using read_png() and inserting it as an OffsetImage in an AnnotationBox. When saving the figure as PNG everything is based on pixel sizes and I know how to scal