def makeWedges(self):
angles = self.makeAngles()
n = len(angles)
labels = _fixLabels(self.labels,n)
self._seriesCount = n
styleCount = len(self.slices)
plMode = self.pointerLabelMode
if plMode:
checkLabelOverlap = False
PL=self.makePointerLabels(angles,plMode)
xradius = PL.xradius
yradius = PL.yradius
centerx = PL.centerx
centery = PL.centery
PL_data = PL.data
gSN = lambda i: ''
else:
xradius = self.width*0.5
yradius = self.height*0.5
centerx = self.x + xradius
centery = self.y + yradius
if self.xradius: xradius = self.xradius
if self.yradius: yradius = self.yradius
if self.sameRadii: xradius=yradius=min(xradius,yradius)
checkLabelOverlap = self.checkLabelOverlap
gSN = lambda i: self.getSeriesName(i,'')
g = Group()
g_add = g.add
L = []
L_add = L.append
for i,(a1,a2) in angles:
if a2 is None: continue
#if we didn't use %stylecount here we'd end up with the later wedges
#all having the default style
wedgeStyle = self.slices[i%styleCount]
if not wedgeStyle.visible: continue
# is it a popout?
cx, cy = centerx, centery
text = gSN(i)
popout = wedgeStyle.popout
if text or popout:
averageAngle = (a1+a2)/2.0
aveAngleRadians = averageAngle/_180_pi
cosAA = cos(aveAngleRadians)
sinAA = sin(aveAngleRadians)
if popout:
# pop out the wedge
cx = centerx + popout*cosAA
cy = centery + popout*sinAA
if n > 1:
theWedge = Wedge(cx, cy, xradius, a1, a2, yradius=yradius)
elif n==1:
theWedge = Ellipse(cx, cy, xradius, yradius)
theWedge.fillColor = wedgeStyle.fillColor
theWedge.strokeColor = wedgeStyle.strokeColor
theWedge.strokeWidth = wedgeStyle.strokeWidth
theWedge.strokeLineJoin = wedgeStyle.strokeLineJoin
theWedge.strokeLineCap = wedgeStyle.strokeLineCap
theWedge.strokeMiterLimit = wedgeStyle.strokeMiterLimit
theWedge.strokeWidth = wedgeStyle.strokeWidth
theWedge.strokeDashArray = wedgeStyle.strokeDashArray
g_add(theWedge)
if wedgeStyle.label_visible:
if text:
labelRadius = wedgeStyle.labelRadius
rx = xradius*labelRadius
ry = yradius*labelRadius
labelX = cx + rx*cosAA
labelY = cy + ry*sinAA
l = _addWedgeLabel(self,text,averageAngle,labelX,labelY,wedgeStyle)
L_add(l)
if not plMode and l._simple_pointer:
l._aax = cx+xradius*cosAA
l._aay = cy+yradius*sinAA
if checkLabelOverlap:
l._origdata = { 'x': labelX, 'y':labelY, 'angle': averageAngle,
'rx': rx, 'ry':ry, 'cx':cx, 'cy':cy,
'bounds': l.getBounds(),
}
elif plMode and PL_data:
l = PL_data[i]
if l:
data = l._origdata
sinM = data['smid']
cosM = data['cmid']
lX = cx + xradius*cosM
lY = cy + yradius*sinM
lpel = wedgeStyle.label_pointer_elbowLength
lXi = lX + lpel*cosM
lYi = lY + lpel*sinM
L_add(PolyLine((lX,lY,lXi,lYi,l.x,l.y),
strokeWidth=wedgeStyle.label_pointer_strokeWidth,
strokeColor=wedgeStyle.label_pointer_strokeColor))
L_add(l)
if checkLabelOverlap and L:
fixLabelOverlaps(L)
for l in L: g_add(l)
if not plMode:
for l in L:
if l._simple_pointer:
g_add(Line(l.x,l.y,l._aax,l._aay,
strokeWidth=wedgeStyle.label_pointer_strokeWidth,
strokeColor=wedgeStyle.label_pointer_strokeColor))
return g
