本文整理汇总了Python中reportlab.graphics.charts.legends.Legend._calculateMaxWidth方法的典型用法代码示例。如果您正苦于以下问题：Python Legend._calculateMaxWidth方法的具体用法？Python Legend._calculateMaxWidth怎么用？Python Legend._calculateMaxWidth使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类reportlab.graphics.charts.legends.Legend的用法示例。
在下文中一共展示了Legend._calculateMaxWidth方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: LegendedPie
# 需要导入模块: from reportlab.graphics.charts.legends import Legend [as 别名]
# 或者: from reportlab.graphics.charts.legends.Legend import _calculateMaxWidth [as 别名]
#.........这里部分代码省略.........
self.legend1 = Legend()
self.legend1.x = self.width+legendOffset
self.legend1.y = self.height
self.legend1.deltax = 5.67
self.legend1.deltay = 14.17
self.legend1.dxTextSpace = 11.39
self.legend1.dx = 5.67
self.legend1.dy = 5.67
self.legend1.columnMaximum = 7
self.legend1.alignment = 'right'
self.legend_names = ['AAA:','AA:','A:','BBB:','NR:']
for f in range(0,len(self.data)):
self.legend1.colorNamePairs.append((self.pieAndLegend_colors[f], self.legend_names[f]))
self.legend1.fontName = "Helvetica-Bold"
self.legend1.fontSize = 6
self.legend1.strokeColor = black
self.legend1.strokeWidth = 0.5
self._legend2 = Legend()
self._legend2.dxTextSpace = 0
self._legend2.dx = 0
self._legend2.alignment = 'right'
self._legend2.fontName = "Helvetica-Oblique"
self._legend2.fontSize = 6
self._legend2.strokeColor = self.legend1.strokeColor
self.leftPadding = 5
self.rightPadding = 5
self.topPadding = 5
self.bottomPadding = 5
self.drawLegend = 1
def draw(self):
if self.drawLegend:
self.legend1.colorNamePairs = []
self._legend2.colorNamePairs = []
for f in range(0,len(self.data)):
if self.legend_names == None:
self.slices[f].fillColor = self.pieAndLegend_colors[f]
self.legend1.colorNamePairs.append((self.pieAndLegend_colors[f], None))
else:
try:
self.slices[f].fillColor = self.pieAndLegend_colors[f]
self.legend1.colorNamePairs.append((self.pieAndLegend_colors[f], self.legend_names[f]))
except IndexError:
self.slices[f].fillColor = self.pieAndLegend_colors[f%len(self.pieAndLegend_colors)]
self.legend1.colorNamePairs.append((self.pieAndLegend_colors[f%len(self.pieAndLegend_colors)], self.legend_names[f]))
if self.legend_data != None:
ldf = self.legend_data[f]
lNF = self.legendNumberFormat
from types import StringType
if ldf is None or lNF is None:
pass
elif type(lNF) is StringType:
ldf = lNF % ldf
elif callable(lNF):
ldf = lNF(ldf)
else:
p = self.legend_names[f]
if self.legend_data != None:
ldf = self.legend_data[f]
lNF = self.legendNumberFormat
if ldf is None or lNF is None:
pass
elif type(lNF) is StringType:
ldf = lNF % ldf
elif callable(lNF):
ldf = lNF(ldf)
else:
msg = "Unknown formatter type %s, expected string or function" % self.legendNumberFormat
raise Exception, msg
self._legend2.colorNamePairs.append((None,ldf))
p = Pie.draw(self)
if self.drawLegend:
p.add(self.legend1)
#hide from user - keeps both sides lined up!
self._legend2.x = self.legend1.x+self.legendNumberOffset
self._legend2.y = self.legend1.y
self._legend2.deltax = self.legend1.deltax
self._legend2.deltay = self.legend1.deltay
self._legend2.dy = self.legend1.dy
self._legend2.columnMaximum = self.legend1.columnMaximum
p.add(self._legend2)
p.shift(self.leftPadding, self.bottomPadding)
return p
def _getDrawingDimensions(self):
tx = self.rightPadding
if self.drawLegend:
tx = tx+self.legend1.x+self.legendNumberOffset #self._legend2.x
tx = tx + self._legend2._calculateMaxWidth(self._legend2.colorNamePairs)
ty = self.bottomPadding+self.height+self.topPadding
return (tx,ty)
def demo(self, drawing=None):
if not drawing:
tx,ty = self._getDrawingDimensions()
drawing = Drawing(tx, ty)
drawing.add(self.draw())
return drawing