import wx

class IdealBody(wx.Dialog):
    """Ideal Body Measurements Calculator"""
    def __init__(self, parent):
        # Create dialog box
        wx.Dialog.__init__(self, parent, title=_("Ideal Body Measurements"))
        
        # main sizer
        self.sizer = wx.BoxSizer(wx.VERTICAL)
        # controls sizer
        self.grid_sizer = wx.GridBagSizer(4,8)

        label = wx.StaticText(self, wx.ID_ANY, _("Wrist Size:"))
        self.grid_sizer.Add(label, (0,0),
                       flag=wx.ALIGN_CENTER_VERTICAL | wx.ALIGN_RIGHT)
        self.wrist_box = wx.TextCtrl(self, wx.ID_ANY)
        self.grid_sizer.Add(self.wrist_box, (0,1),
                       flag=wx.ALIGN_CENTER_VERTICAL)
        self.calc_button = wx.Button(self, wx.ID_ANY, _("Calculate"))
        self.grid_sizer.Add(self.calc_button, (0,2),
                       flag=wx.EXPAND | wx.ALIGN_CENTER_VERTICAL)
        self.Bind(wx.EVT_BUTTON, self.on_calc, self.calc_button)

        label = wx.StaticText(self, wx.ID_ANY,
                              _("Your ideal body measurements are:"))
        self.grid_sizer.Add(label, (1,0), (1,4),
                       flag=wx.ALIGN_CENTER_VERTICAL)

        label = wx.StaticText(self, wx.ID_ANY, _("Chest Size:"))
        self.grid_sizer.Add(label, (2,0),
                       flag=wx.ALIGN_CENTER_VERTICAL | wx.ALIGN_RIGHT)
        self.chest_box = wx.TextCtrl(self, wx.ID_ANY, style=wx.TE_READONLY)
        self.grid_sizer.Add(self.chest_box, (2,1),
                       flag=wx.ALIGN_CENTER_VERTICAL)

        label = wx.StaticText(self, wx.ID_ANY, _("Waist Size:"))
        self.grid_sizer.Add(label, (3,0),
                       flag=wx.ALIGN_CENTER_VERTICAL | wx.ALIGN_RIGHT)
        self.waist_box = wx.TextCtrl(self, wx.ID_ANY, style=wx.TE_READONLY)
        self.grid_sizer.Add(self.waist_box, (3,1),
                       flag=wx.ALIGN_CENTER_VERTICAL)

        label = wx.StaticText(self, wx.ID_ANY, _("Hip Size:"))
        self.grid_sizer.Add(label, (4,0),
                       flag=wx.ALIGN_CENTER_VERTICAL | wx.ALIGN_RIGHT)
        self.hips_box = wx.TextCtrl(self, wx.ID_ANY, style=wx.TE_READONLY)
        self.grid_sizer.Add(self.hips_box, (4,1),
                       flag=wx.ALIGN_CENTER_VERTICAL)

        label = wx.StaticText(self, wx.ID_ANY, _("Bicep Size:"))
        self.grid_sizer.Add(label, (5,0),
                       flag=wx.ALIGN_CENTER_VERTICAL | wx.ALIGN_RIGHT)
        self.arms_box = wx.TextCtrl(self, wx.ID_ANY, style=wx.TE_READONLY)
        self.grid_sizer.Add(self.arms_box, (5,1),
                       flag=wx.ALIGN_CENTER_VERTICAL)

        label = wx.StaticText(self, wx.ID_ANY, _("Forearm Size:"))
        self.grid_sizer.Add(label, (2,2),
                       flag=wx.ALIGN_CENTER_VERTICAL | wx.ALIGN_RIGHT)
        self.forearms_box = wx.TextCtrl(self, wx.ID_ANY, style=wx.TE_READONLY)
        self.grid_sizer.Add(self.forearms_box, (2,3),
                       flag=wx.ALIGN_CENTER_VERTICAL)

        label = wx.StaticText(self, wx.ID_ANY, _("Thigh Size:"))
        self.grid_sizer.Add(label, (3,2),
                       flag=wx.ALIGN_CENTER_VERTICAL | wx.ALIGN_RIGHT)
        self.thigh_box = wx.TextCtrl(self, wx.ID_ANY, style=wx.TE_READONLY)
        self.grid_sizer.Add(self.thigh_box, (3,3),
                       flag=wx.ALIGN_CENTER_VERTICAL)

        label = wx.StaticText(self, wx.ID_ANY, _("Calve Size:"))
        self.grid_sizer.Add(label, (4,2),
                       flag=wx.ALIGN_CENTER_VERTICAL | wx.ALIGN_RIGHT)
        self.calves_box = wx.TextCtrl(self, wx.ID_ANY, style=wx.TE_READONLY)
        self.grid_sizer.Add(self.calves_box, (4,3),
                       flag=wx.ALIGN_CENTER_VERTICAL)

        label = wx.StaticText(self, wx.ID_ANY, _("Neck Size:"))
        self.grid_sizer.Add(label, (5,2),
                       flag=wx.ALIGN_CENTER_VERTICAL | wx.ALIGN_RIGHT)
        self.neck_box = wx.TextCtrl(self, wx.ID_ANY, style=wx.TE_READONLY)
        self.grid_sizer.Add(self.neck_box, (5,3),
                       flag=wx.ALIGN_CENTER_VERTICAL)

        # Create 'Ok' button
        self.btn_sizer = wx.BoxSizer(wx.HORIZONTAL)
        self.close_btn = wx.Button(self, wx.ID_CLOSE)
        self.btn_sizer.Add(self.close_btn, 0, wx.ALIGN_RIGHT)
        # bind event
        self.Bind(wx.EVT_BUTTON, self.on_close, self.close_btn)
                  
        # set up main sizer
        self.sizer.Add(self.grid_sizer, 0, wx.ALL, 5)
        # Insert static line between controls
        line = wx.StaticLine(self, style=wx.LI_HORIZONTAL)
        self.sizer.Add(line, 0, wx.EXPAND | wx.LEFT | wx.RIGHT, 5)
        self.sizer.Add(self.btn_sizer, 0, wx.ALIGN_RIGHT | wx.ALL, 5)
        self.SetSizer(self.sizer)
        self.sizer.Fit(self)        

    def on_calc(self, event):
        array = []
        try:
            array.append(float(self.wrist_box.GetValue()))
        except ValueError:
            array.append(0)
        array.append(array[0] * 6.5)
        array.append(array[1] * 0.85)
        array.append(array[1] * 0.70)
        array.append(array[1] * 0.53)
        array.append(array[1] * 0.37)
        array.append(array[1] * 0.36)
        array.append(array[1] * 0.34)
        array.append(array[1] * 0.29)

        for i in xrange(0, 9):
            array[i] = round((array[i] + 0.0001) * 100, 1)
            array[i] = round(array[i] / 100.0, 1)

        self.wrist_box.SetValue(str(array[0]))
        self.chest_box.SetValue(str(array[1]))
        self.hips_box.SetValue(str(array[2]))
        self.waist_box.SetValue(str(array[3]))
        self.thigh_box.SetValue(str(array[4]))
        self.neck_box.SetValue(str(array[5]))
        self.arms_box.SetValue(str(array[6]))
        self.calves_box.SetValue(str(array[7]))
        self.forearms_box.SetValue(str(array[8]))

    def on_close(self, event):
        self.Destroy()