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85 lines
1.8 KiB
Python
85 lines
1.8 KiB
Python
#!/usr/bin/env python
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"""
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A simple demo to show how to do grids
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"""
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import wx
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try:
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# See if there is a local copy
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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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except ImportError:
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from wx.lib.floatcanvas import NavCanvas, 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, *args, **kwargs):
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wx.Frame.__init__(self, *args, **kwargs)
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self.CreateStatusBar()
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# Add the Canvas
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Canvas = NavCanvas.NavCanvas(self,-1,
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size = (500,500),
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ProjectionFun = None,
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Debug = 0,
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BackgroundColor = "DARK SLATE BLUE",
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).Canvas
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Point = (45,40)
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Box = Canvas.AddCircle(Point,
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Diameter = 10,
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FillColor = "Black",
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LineColor = "Red",
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LineWidth = 6)
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# Crosses:
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Grid = FloatCanvas.DotGrid( Spacing=(1, .5), Size=2, Color="Cyan", Cross=True, CrossThickness=2)
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#Dots:
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#Grid = FloatCanvas.DotGrid( (0.5, 1), Size=3, Color="Red")
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Canvas.GridUnder = Grid
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#Canvas.GridOver = Grid
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Canvas.Bind(FloatCanvas.EVT_MOTION, self.OnMove )
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self.Show()
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Canvas.ZoomToBB()
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def OnMove(self, event):
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"""
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Updates the status bar with the world coordinates
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"""
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self.SetStatusText("%.2f, %.2f"%tuple(event.Coords))
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app = wx.App(False) # true to get its own output window.
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F = DrawFrame(None, title="FloatCanvas Demo App", size=(700,700) )
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app.MainLoop()
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