Added printing requirements

reportlab/graphics/charts/markers.py

@@ -0,0 +1,82 @@
+#Copyright ReportLab Europe Ltd. 2000-2012
+#see license.txt for license details
+#history http://www.reportlab.co.uk/cgi-bin/viewcvs.cgi/public/reportlab/trunk/reportlab/graphics/charts/markers.py
+
+__version__=''' $Id$ '''
+__doc__="""This modules defines a collection of markers used in charts.
+
+The make* functions return a simple shape or a widget as for
+the smiley.
+"""
+
+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