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78 lines
1.9 KiB
Python
78 lines
1.9 KiB
Python
#!/usr/bin/env python
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TestFileName = "data/TestMap.png"
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import wx
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from wx.lib.floatcanvas import NavCanvas, FloatCanvas
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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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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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NC = 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 = "White",
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)
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self.Canvas = NC.Canvas
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self.LoadMap(TestFileName)
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self.Canvas.Bind(FloatCanvas.EVT_MOTION, self.OnMove )
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self.Show()
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self.Canvas.ZoomToBB()
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def LoadMap(self, filename):
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Image = wx.Image(filename)
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self.Canvas.AddScaledBitmap(Image, (0,0), Height = Image.GetSize()[1], Position = "tl")
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self.Canvas.AddPoint((0,0), Diameter=3)
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self.Canvas.AddText("(0,0)", (0,0), Position="cl")
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p = (Image.GetSize()[0],-Image.GetSize()[1])
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self.Canvas.AddPoint(p, Diameter=3)
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self.Canvas.AddText("(%i,%i)"%p, p, Position="cl")
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self.Canvas.MinScale = 0.15
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self.Canvas.MaxScale = 1.0
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def Binding(self, event):
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print("Writing a png file:")
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self.Canvas.SaveAsImage("junk.png")
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print("Writing a jpeg file:")
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self.Canvas.SaveAsImage("junk.jpg",wx.BITMAP_TYPE_JPEG)
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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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And moves a point if there is one selected
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"""
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self.SetStatusText("%.2f, %.2f"%tuple(event.Coords))
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app = wx.App(False)
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F = DrawFrame(None, title="FloatCanvas Demo App", size=(700,700) )
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app.MainLoop()
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