#!/usr/bin/env python

TestFileName = "data/TestMap.png"

import wx

from wx.lib.floatcanvas import NavCanvas, FloatCanvas

#import sys

#sys.path.append("..")

#from floatcanvas import NavCanvas, FloatCanvas

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

NC = NavCanvas.NavCanvas(self,-1,

size = (500,500),

ProjectionFun = None,

Debug = 0,

BackgroundColor = "White",

)

self.Canvas = NC.Canvas

self.LoadMap(TestFileName)

self.Canvas.Bind(FloatCanvas.EVT_MOTION, self.OnMove )

self.Show()

self.Canvas.ZoomToBB()

def LoadMap(self, filename):

Image = wx.Image(filename)

self.Canvas.AddScaledBitmap(Image, (0,0), Height = Image.GetSize()[1], Position = "tl")

self.Canvas.AddPoint((0,0), Diameter=3)

self.Canvas.AddText("(0,0)", (0,0), Position="cl")

p = (Image.GetSize()[0],-Image.GetSize()[1])

self.Canvas.AddPoint(p, Diameter=3)

self.Canvas.AddText("(%i,%i)"%p, p, Position="cl")

self.Canvas.MinScale = 0.15

self.Canvas.MaxScale = 1.0

def Binding(self, event):

print("Writing a png file:")

self.Canvas.SaveAsImage("junk.png")

print("Writing a jpeg file:")

self.Canvas.SaveAsImage("junk.jpg",wx.BITMAP_TYPE_JPEG)

def OnMove(self, event):

"""

Updates the status bar with the world coordinates

And moves a point if there is one selected

"""

self.SetStatusText("%.2f, %.2f"%tuple(event.Coords))

app = wx.App(False)

F = DrawFrame(None, title="FloatCanvas Demo App", size=(700,700) )

app.MainLoop()