noname1.py

# -*- encoding: utf-8 -*-

import wx
import os.path
from wx.lib.dialogs import openFileDialog
from SimpleCV import Image, Color, Display

# Make a function that does a half and half image.
def halfsies(left, right):
    result = left
    # crop the right image to be just the right side.
    crop   = right.crop(right.width/2.0,0,right.width/2.0,right.height)
    # now paste the crop on the left image.
    result = result.blit(crop,(left.width/2,0))
    # return the results.
    return result

class Example(wx.Frame):

    file_path = ""

    def __init__(self, *args, **kw):
        super(Example, self).__init__(*args, **kw)

        self.InitUI()

    def InitUI(self):

        pnl = wx.Panel(self)

        self.col = wx.Colour(0, 0, 0)

        rtb = wx.Button(pnl, label='read', pos=(20, 10),size=(150,30))
        gtb = wx.Button(pnl, label='binarize', pos=(20, 50),size=(150,30))

        rtb.Bind(wx.EVT_BUTTON, self.OnRead)
        gtb.Bind(wx.EVT_BUTTON, self.OnClick)

        self.SetSize((350, 200))
        self.SetTitle('Toggle buttons')
        self.Centre()
        self.Show(True)

    def OnRead(self, e):

        dialog = openFileDialog(
            title='Open Image...',
            style=wx.OPEN)
        self.file_path = unicode(dialog.paths[0])

        if __debug__:
            print "isFile:%s, path:%s" % (os.path.isfile(self.file_path), self.file_path)

    def OnClick(self, e):

        img = Image(self.file_path)

        if img.width == 0 or img.height == 0:
            if __debug__:
                print "error on open image:%s" % (self.file_path)
            return

        output = img.binarize(90).invert()
        result = halfsies(img,output)
        result.save('juniperbinary.png')

        # Show

        frame = ShowFrame(None, -1, 'Result')
        frame.Show(True)

class ShowFrame(wx.Frame):
    def __init__(self, parent, id, title):
        wx.Frame.__init__(self, parent, id, title, size = (300,300))

        self.bitmap = wx.Bitmap('juniperbinary.png')
        wx.EVT_PAINT(self, self.OnPaint)

        self.Centre()

    def OnPaint(self, event):
        dc = wx.PaintDC(self)
        dc.DrawBitmap(self.bitmap,0,0)

def main():
    ex = wx.App()
    Example(None)
    ex.MainLoop()

if __name__ == '__main__':
    main()