[reportlab-users] Missing area charts

[Robin Becker]

Dinu Gherman wrote:

> Dinu Gherman:

> 

>> Ok, I found AreaLinePlot, but not a test illustrating it, at

>> least not in a way that would make it instantly visible as an

>> area chart. I guess (and hope) it is implicitly stacked (in-

>> heriting from LinePlot with multiple series)...

> 

> 

> Maybe I was overly optimistic... While trying AreaLinePlot like

> it is (or rather: like it should be) used on page 155 of the file

> graphics_reference.pdf I get an error like this:

> 

> [...]

> /reportlab/graphics/charts/lineplots.py", line 748, in draw

>     S[j] = S[j] + odata[j][i]

> TypeError: unsupported operand type(s) for +: 'int' and 'tuple'

> 

> Is this expected to work and if so, where can I find some sample

> or test code proving that it really works?

> 

> Thanks,

> 

> Dinu

> 

from reportlab.graphics.shapes import Drawing
from reportlab.graphics.charts.lineplots import AreaLinePlot

class Drawing_000(Drawing):
	def __init__(self,width=400,height=200,*args,**kw):
		Drawing.__init__(*((self,width,height)+args),**kw)
		self.add(AreaLinePlot())
		self.contents[0].y				  = 20
		self.contents[0].width			  = 360
		self.contents[0].height			  = 170

if __name__=="__main__": #NORUNTESTS
	Drawing_000().save(formats=['pdf'],outDir='.',fnRoot=None)
-- 
Robin Becker