Graph.py provides a collection of methods for making quick-plots of a
data object in a variety of ways.
Functions
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addeimage
animation
colorimage
contour
histogram
image
lineplot
mapimage
scatter
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addeimage
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addeimage ( mapname='outlsupu' )
Pop up the GUI for fetching an image via ADDE and then display it.
<mapname> is the filename of the basemap file to use (def=outlsupu)
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animation
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animation (
data,
width=400,
height=500,
title="VisAD Animation",
)
Quick plot of an animation. <data> is a list/tuple of iamges to
animate. <width> and <height> are the size, and <title> is the
label for the titlebar. Returns a reference to the display.
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colorimage
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colorimage (
red_data,
green_data,
blue_data,
panel=None,
colortable=None,
width=400,
height=400,
title="VisAD Color Image",
)
Display a color image, from three images <red_data>, <green_data>
and <blue_data>. <panel> is the name of a panel to put this into
(default= make a new one), <colortable> is a color table to use (def
= gray scale), <width> and <height> are the dimensions. <title> is
the phrase for the title bar. Returns a reference to the display.
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contour
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contour (
data,
panel=None,
enableLabels=1,
interval=None,
width=400,
height=400,
title="VisAD Contour Plot",
)
Quick plot of a contour (isopleth) from <data>. <panel> is the name
of a panel to put this into (default= make a new one),
<enableLabels> controls whether the contour lines will be labelled,
<interval[4]> is a list containing the contour interval info
(interval, minimum, maximum, base), <width> and <height> are the
dimensions, <title> is the phrase for the title bar. Returns a
reference to the display.
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histogram
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histogram (
data,
bins=20,
width=400,
height=400,
title="VisAD Histogram",
color=None,
panel=None,
)
Quick plot of a histogram from <data>. <bins> is the number of bins
to use (def = 20), <panel> is the name of a panel to put this into
(default= make a new one), <color> is the color to use, <width> and
<height> are the dimensions, <title> is the phrase for the title
bar. Returns a reference to the display. quick look histogram - only first range component is used.
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image
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image (
data,
panel=None,
colortable=None,
width=400,
height=400,
title="VisAD Image",
)
Display an image with a gray scale color mapping. <data> contains
the image, <panel> is the name of a panel to put this into (default=
make a new one), <colortable> is a color table to use (def = gray
scale), <width> and <height> are the dimensions. <title> is the
phrase for the title bar. Returns a reference to the display.
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lineplot
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lineplot (
data,
panel=None,
color=None,
width=400,
height=400,
title="Line Plot",
)
Quick plot of a line plot from <data>. <panel> is the name of a
panel to put this into (default= make a new one), <color> is the
color to use, <width> and <height> are the dimensions, <title> is
the phrase for the title bar. Returns a reference to the display. a simple line plot for one parameter
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mapimage
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mapimage (
imagedata,
mapfile="outlsupw",
panel=None,
colortable=None,
width=400,
height=400,
lat=None,
lon=None,
title="VisAD Image and Map",
)
Display an image with a basemap. <imagedata> is the image object,
<mapfile> is the name of the map file to use (def = outlsupw).
<panel> is the name of a panel to put this into (default= make a new
one), <colortable> is a color table to use (def = gray scale),
<width> and <height> are the dimensions. <lat> and <lon> are
lists/tuples of the range (min->max) of the domain (def = compute
them). <title> is the phrase for the title bar. Returns a reference
to the display. mapimage displays a navigatedimage with a basemap on top
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scatter
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scatter (
data_1,
data_2,
panel=None,
pointsize=None,
width=400,
height=400,
xlabel=None,
ylabel=None,
title="VisAD Scatter",
)
Quick plot of a scatter diagram between <data_1> and <data_2>.
<panel> is the name of a panel to put this into (default= make a new
one), <pointsize> is the size of the scatter points (def = 1),
<width> and <height> are the dimensions, <xlabel> and <ylabel> are
the axes labels to use (def = names of data objects). <title> is
the phrase for the title bar. Returns a reference to the display. basic scatter plot between two fields.
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Classes
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