def __init__(self,**kw):
WedgeLabel.__init__(self,**kw)
if '_text' not in kw.keys(): self._text = ''
def __init__(self,**kw):
WedgeLabel.__init__(self,**kw)
if '_text' not in kw.keys(): self._text = ''
def draw(self):
# normalize slice data
g = self.makeBackground() or Group()
xradius = self.width/2.0
yradius = self.height/2.0
self._radius = radius = min(xradius, yradius)
centerx = self.x + xradius
centery = self.y + yradius
data = self.normalizeData()
n = len(data[0])
#labels
if self.labels is None:
labels = [''] * n
else:
labels = self.labels
#there's no point in raising errors for less than enough errors if
#we silently create all for the extreme case of no labels.
i = n-len(labels)
if i>0:
labels = labels + ['']*i
spokes = []
csa = []
angle = self.startAngle*pi/180
direction = self.direction == "clockwise" and -1 or 1
angleBetween = direction*(2 * pi)/n
markers = self.strands.markers
for i in xrange(n):
car = cos(angle)*radius
sar = sin(angle)*radius
csa.append((car,sar,angle))
spoke = Line(centerx, centery, centerx + car, centery + sar, strokeWidth = 0.5)
#print 'added spoke (%0.2f, %0.2f) -> (%0.2f, %0.2f)' % (spoke.x1, spoke.y1, spoke.x2, spoke.y2)
spokes.append(spoke)
if labels:
si = self.strands[i]
text = si.label_text
if text is None: text = labels[i]
if text:
labelRadius = si.labelRadius
L = WedgeLabel()
L.x = centerx + labelRadius*car
L.y = centery + labelRadius*sar
L.boxAnchor = si.label_boxAnchor
L._pmv = angle*180/pi
L.dx = si.label_dx
L.dy = si.label_dy
L.angle = si.label_angle
L.boxAnchor = si.label_boxAnchor
L.boxStrokeColor = si.label_boxStrokeColor
L.boxStrokeWidth = si.label_boxStrokeWidth
L.boxFillColor = si.label_boxFillColor
L.strokeColor = si.label_strokeColor
L.strokeWidth = si.label_strokeWidth
L._text = text
L.leading = si.label_leading
L.width = si.label_width
L.maxWidth = si.label_maxWidth
L.height = si.label_height
L.textAnchor = si.label_textAnchor
L.visible = si.label_visible
L.topPadding = si.label_topPadding
L.leftPadding = si.label_leftPadding
L.rightPadding = si.label_rightPadding
L.bottomPadding = si.label_bottomPadding
L.fontName = si.fontName
L.fontSize = si.fontSize
L.fillColor = si.fontColor
spokes.append(L)
angle = angle + angleBetween
# now plot the polygons
rowIdx = 0
for row in data:
# series plot
points = []
car, sar = csa[-1][:2]
r = row[-1]
points.append(centerx+car*r)
points.append(centery+sar*r)
for i in xrange(n):
car, sar = csa[i][:2]
r = row[i]
points.append(centerx+car*r)
points.append(centery+sar*r)
# make up the 'strand'
strand = Polygon(points)
strand.fillColor = self.strands[rowIdx].fillColor
strand.strokeColor = self.strands[rowIdx].strokeColor
strand.strokeWidth = self.strands[rowIdx].strokeWidth
strand.strokeDashArray = self.strands[rowIdx].strokeDashArray
g.add(strand)
# put in a marker, if it needs one
if markers:
if hasattr(self.strands[rowIdx], 'markerType'):
uSymbol = self.strands[rowIdx].markerType
elif hasattr(self.strands, 'markerType'):
uSymbol = self.strands.markerType
else:
uSymbol = None
m_x = centerx+car*r
m_y = centery+sar*r
m_size = self.strands[rowIdx].markerSize
m_fillColor = self.strands[rowIdx].fillColor
m_strokeColor = self.strands[rowIdx].strokeColor
m_strokeWidth = self.strands[rowIdx].strokeWidth
m_angle = 0
if type(uSymbol) is type(''):
symbol = makeMarker(uSymbol,
size = m_size,
x = m_x,
y = m_y,
fillColor = m_fillColor,
strokeColor = m_strokeColor,
strokeWidth = m_strokeWidth,
angle = m_angle,
)
else:
symbol = uSymbol2Symbol(uSymbol,m_x,m_y,m_fillColor)
for k,v in (('size', m_size), ('fillColor', m_fillColor),
('x', m_x), ('y', m_y),
('strokeColor',m_strokeColor), ('strokeWidth',m_strokeWidth),
('angle',m_angle),):
try:
setattr(uSymbol,k,v)
except:
pass
g.add(symbol)
rowIdx = rowIdx + 1
# spokes go over strands
for spoke in spokes:
g.add(spoke)
return g
def __init__(self, **kw):
WedgeLabel.__init__(self, **kw)
if "_text" not in kw.keys():
self._text = ""
