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https://github.com/wxWidgets/Phoenix.git
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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxPython/Phoenix/trunk@73883 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
73 lines
2.0 KiB
Python
73 lines
2.0 KiB
Python
#!/usr/bin/env python
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"""
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DrawBot.py
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This a a demo of how one can use the FloatCanvas to do a drawing similar to one of the "DrawBot" demos:
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http://just.letterror.com/ltrwiki/DrawBot
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I think it's easier with FloatCavnas, and you get zoomign and scrolling to boot!
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"""
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import wx
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from math import *
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try: # see if there is a local FloatCanvas to use
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import sys
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sys.path.append("../")
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from floatcanvas import NavCanvas, FloatCanvas
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print "Using local FloatCanvas"
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except ImportError: # Use the wxPython lib one
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from wx.lib.floatcanvas import NavCanvas, FloatCanvas
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print "Using installed FloatCanvas"
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class DrawFrame(wx.Frame):
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"""
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A frame used for the FloatCanvas Demo
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"""
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def __init__(self,parent, id,title,position,size):
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wx.Frame.__init__(self,parent, id,title,position, size)
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# Add the Canvas
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self.Canvas = NavCanvas.NavCanvas(self,-1,(500,500),
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ProjectionFun = None,
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Debug = 0,
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BackgroundColor = "White",
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).Canvas
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self.Show(True)
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self.MakePic()
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return None
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def MakePic(self):
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Canvas = self.Canvas
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phi = (sqrt(5) + 1)/2 - 1
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oradius = 10.0
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for i in xrange(720):
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radius = 1.5 * oradius * sin(i * pi/720)
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Color = (255*(i / 720.), 255*( i / 720.), 255 * 0.25)
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x = oradius + 0.25*i*cos(phi*i*2*pi)
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y = oradius + 0.25*i*sin(phi*i*2*pi)
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Canvas.AddCircle((x,y),
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radius,
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LineColor = "Black",
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LineWidth = 2,
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FillColor = Color,
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)
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self.Canvas.ZoomToBB()
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app = wx.App()
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DrawFrame(None, -1, "FloatCanvas Demo App", wx.DefaultPosition, (700,700) )
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app.MainLoop()
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