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#!/usr/bin/env python
import wx
## import the installed version
from wx.lib.floatcanvas import NavCanvas, FloatCanvas
from wx.lib.floatcanvas.FCObjects import PieChart
## import a local version
#import sys
#sys.path.append("..")
#from floatcanvas import NavCanvas, FloatCanvas
#from floatcanvas.SpecialObjects import PieChart
import numpy as np
class DrawFrame(wx.Frame):
"""
A frame used for the FloatCanvas Demo
"""
def __init__(self, *args, **kwargs):
wx.Frame.__init__(self, *args, **kwargs)
self.CreateStatusBar()
# Add the Canvas
Canvas = NavCanvas.NavCanvas(self,-1,
size = (500,500),
Debug = 0,
BackgroundColor = "DARK SLATE BLUE",
).Canvas
self.Canvas = Canvas
Values = (10,10,10)
Colors = ('Red', 'Blue', 'Green')
Pie1 = PieChart(np.array((0, 0)), 10, Values, Colors, Scaled=False)
Canvas.AddObject(Pie1)
Values = (10, 5, 5)
Pie2 = PieChart(np.array((40, 0)), 10, Values, Colors)
Canvas.AddObject(Pie2)
# test default colors
Values = (10, 15, 12, 24, 6, 10, 13, 11, 9, 13, 15, 12)
Pie3 = PieChart(np.array((20, 20)), 10, Values, LineColor="Black")
Canvas.AddObject(Pie3)
# missng slice!
Values = (10, 15, 12, 24)
Colors = ('Red', 'Blue', 'Green', None)
Pie4 = PieChart(np.array((0, -15)), 10, Values, Colors, LineColor="Black")
Canvas.AddObject(Pie4)
# Test the styles
Values = (10, 12, 14)
Styles = ("Solid", "CrossDiagHatch","CrossHatch")
Colors = ('Red', 'Blue', 'Green')
Pie4 = PieChart(np.array((20, -20)), 10, Values, Colors, Styles)
Canvas.AddObject(Pie2)
Pie1.Bind(FloatCanvas.EVT_FC_LEFT_DOWN, self.Pie1Hit)
Pie2.Bind(FloatCanvas.EVT_FC_LEFT_DOWN, self.Pie2Hit)
self.Canvas.Bind(FloatCanvas.EVT_MOTION, self.OnMove )
self.Show()
Canvas.ZoomToBB()
def Pie1Hit(self, obj):
print("Pie1 hit!")
def Pie2Hit(self, obj):
print("Pie2 hit!")
def OnMove(self, event):
"""
Updates the status bar with the world coordinates
"""
self.SetStatusText("%.2g, %.2g"%tuple(event.Coords))
app = wx.App(False)
F = DrawFrame(None, title="FloatCanvas Demo App", size=(700,700) )
app.MainLoop()
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