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#Copyright ReportLab Europe Ltd. 2000-2004
#see license.txt for license details
#history http://www.reportlab.co.uk/cgi-bin/viewcvs.cgi/public/reportlab/trunk/reportlab/graphics/charts/markers.py
"""
This modules defines a collection of markers used in charts.
The make* functions return a simple shape or a widget as for
the smiley.
"""
__version__=''' $Id: markers.py 2385 2004-06-17 15:26:05Z rgbecker $ '''
from reportlab.lib import colors
from reportlab.graphics.shapes import Rect, Line, Circle, Polygon
from reportlab.graphics.widgets.signsandsymbols import SmileyFace
def makeEmptySquare(x, y, size, color):
"Make an empty square marker."
d = size/2.0
rect = Rect(x-d, y-d, 2*d, 2*d)
rect.strokeColor = color
rect.fillColor = None
return rect
def makeFilledSquare(x, y, size, color):
"Make a filled square marker."
d = size/2.0
rect = Rect(x-d, y-d, 2*d, 2*d)
rect.strokeColor = color
rect.fillColor = color
return rect
def makeFilledDiamond(x, y, size, color):
"Make a filled diamond marker."
d = size/2.0
poly = Polygon((x-d,y, x,y+d, x+d,y, x,y-d))
poly.strokeColor = color
poly.fillColor = color
return poly
def makeEmptyCircle(x, y, size, color):
"Make a hollow circle marker."
d = size/2.0
circle = Circle(x, y, d)
circle.strokeColor = color
circle.fillColor = colors.white
return circle
def makeFilledCircle(x, y, size, color):
"Make a hollow circle marker."
d = size/2.0
circle = Circle(x, y, d)
circle.strokeColor = color
circle.fillColor = color
return circle
def makeSmiley(x, y, size, color):
"Make a smiley marker."
d = size
s = SmileyFace()
s.fillColor = color
s.x = x-d
s.y = y-d
s.size = d*2
return s
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