munter/gui.py

   1 # -*- coding: utf-8 -*-
   2
   3
   4 """
   5 GUI implementation
   6 """
   7
   8 import wx
   9 from . import munter
  10
  11 class MainFrame(wx.Frame):
  12     """
  13     The main wx.Frame
  14     """
  15
  16     def __init__(self, *args, **kw):
  17         super(MainFrame, self).__init__(*args, **kw)
  18
  19         self.SetTitle('Munter.py')
  20         self.SetSize(600, 400)
  21
  22         self.props = dict()
  23         self.props['distance'] = 0
  24         self.props['elevation'] = 0
  25         self.props['fitness'] = 'average'
  26         self.props['units'] = 'imperial'
  27         self.props['travel_mode'] = 'uphill'
  28
  29         self.pnl = wx.Panel(self)
  30
  31         st = wx.StaticText(self.pnl, label="Munter.py")
  32         font = st.GetFont()
  33         font.PointSize += 10
  34         font = font.Bold()
  35
  36         st.SetFont(font)
  37
  38         #sizer = wx.BoxSizer(wx.VERTICAL)
  39         sizer = wx.BoxSizer(wx.HORIZONTAL)
  40         sizer.Add(st, wx.SizerFlags().Border(wx.TOP|wx.LEFT, 0))
  41         #self.pnl.SetSizer(sizer)
  42
  43         # text entry fields
  44         self.st_distance = wx.StaticText(self.pnl, label="Distance: ")
  45         self.te_distance = wx.TextCtrl(self.pnl, value="0", size=(140, -1))
  46
  47         self.st_elevation = wx.StaticText(self.pnl, label="Elevation: ")
  48         self.te_elevation = wx.TextCtrl(self.pnl, value="0", size=(140, -1))
  49
  50         self.st_fitness   = wx.StaticText(self.pnl, label="Fitness: ")
  51         cb_fitness_choices = ['slow', 'average', 'fast']
  52         cb_fitness_default = 'average'
  53         self.cb_fitness   = wx.ComboBox(self.pnl, choices=cb_fitness_choices,
  54                 value=cb_fitness_default, style=wx.CB_READONLY)
  55
  56         self.st_travel_mode    = wx.StaticText(self.pnl, label="Travel Mode: ")
  57         cb_travel_mode_choices = ['uphill', 'flat', 'downhill', 'bushwhacking']
  58         cb_travel_mode_default = 'uphill'
  59         self.cb_travel_mode    = wx.ComboBox(self.pnl, choices=cb_travel_mode_choices,
  60                 value=cb_travel_mode_default, style=wx.CB_READONLY)
  61
  62         self.st_units   = wx.StaticText(self.pnl, label="Units: ")
  63         cb_units_choices = ['imperial', 'metric']
  64         cb_units_default = 'imperial'
  65
  66         self.cb_units = []
  67         for choice in range(len(cb_units_choices)):
  68             label = cb_units_choices[choice]
  69             style = wx.RB_GROUP if not choice else 0
  70             self.cb_units.append(wx.RadioButton(self.pnl, label=label, style=style))
  71
  72         # static text
  73         self.st_mtc = wx.StaticText(self.pnl, label="0h",
  74                 style=wx.ALIGN_CENTRE_HORIZONTAL)
  75
  76         st_mtc_font = st.GetFont()
  77         st_mtc_font.PointSize += 10
  78         self.st_mtc.SetFont(st_mtc_font)
  79
  80         # bindings
  81         self.pnl.Bind(wx.EVT_TEXT, self.update_distance, self.te_distance)
  82         self.pnl.Bind(wx.EVT_TEXT, self.update_elevation, self.te_elevation)
  83         self.cb_fitness.Bind(wx.EVT_COMBOBOX, self.update_fitness)
  84         self.cb_travel_mode.Bind(wx.EVT_COMBOBOX, self.update_travel_mode)
  85
  86         for cb in self.cb_units:
  87             cb.Bind(wx.EVT_RADIOBUTTON, self.update_units)
  88
  89         # buttons
  90         b_clear = wx.Button(self.pnl, wx.NewId(), '&Clear', (-1, -1),
  91                 wx.DefaultSize)
  92
  93         # layout
  94         b = 5
  95         w = 100
  96
  97         static_line = wx.StaticLine(self.pnl, wx.NewId(), style=wx.LI_HORIZONTAL)
  98
  99         hsizer_distance = wx.BoxSizer(wx.HORIZONTAL)
 100         hsizer_distance.Add(self.st_distance, 0, wx.RIGHT, b)
 101         hsizer_distance.Add(self.te_distance, 1, wx.GROW, b)
 102         hsizer_distance.SetItemMinSize(self.st_distance, (w, -1))
 103
 104         hsizer_elevation = wx.BoxSizer(wx.HORIZONTAL)
 105         hsizer_elevation.Add(self.st_elevation, 0, wx.RIGHT, b)
 106         hsizer_elevation.Add(self.te_elevation, 1, wx.GROW, b)
 107         hsizer_elevation.SetItemMinSize(self.st_elevation, (w, -1))
 108
 109         hsizer_fitness = wx.BoxSizer(wx.HORIZONTAL)
 110         hsizer_fitness.Add(self.st_fitness, 0, wx.RIGHT, b)
 111         hsizer_fitness.Add(self.cb_fitness, 1, wx.GROW, b)
 112         hsizer_fitness.SetItemMinSize(self.st_fitness, (w, -1))
 113
 114         hsizer_travel_mode = wx.BoxSizer(wx.HORIZONTAL)
 115         hsizer_travel_mode.Add(self.st_travel_mode, 0, wx.RIGHT, b)
 116         hsizer_travel_mode.Add(self.cb_travel_mode, 1, wx.GROW, b)
 117         hsizer_travel_mode.SetItemMinSize(self.st_travel_mode, (w, -1))
 118
 119         hsizer_units = wx.BoxSizer(wx.HORIZONTAL)
 120         hsizer_units.Add(self.st_units, 0, wx.RIGHT, b)
 121         for cb in range(len(self.cb_units)):
 122             hsizer_units.Add(self.cb_units[cb], cb + 1, wx.GROW, b)
 123         hsizer_units.SetItemMinSize(self.st_units, (w, -1))
 124
 125         hsizer_mtc = wx.BoxSizer(wx.HORIZONTAL)
 126         hsizer_mtc.Add(self.st_mtc, 1, wx.GROW, b)
 127         hsizer_mtc.SetItemMinSize(self.st_mtc, (w, -1))
 128
 129         hsizer5 = wx.BoxSizer(wx.HORIZONTAL)
 130         hsizer5.Add(b_clear, 0)
 131
 132         b = 5
 133         vsizer1 = wx.BoxSizer(wx.VERTICAL)
 134         vsizer1.Add(sizer, 0, wx.EXPAND | wx.ALL, b*b)
 135         vsizer1.Add(hsizer_distance, 0, wx.EXPAND | wx.ALL, b)
 136         vsizer1.Add(hsizer_elevation, 0, wx.EXPAND | wx.ALL, b)
 137         vsizer1.Add(hsizer_fitness, 0, wx.EXPAND | wx.ALL, b)
 138         vsizer1.Add(hsizer_travel_mode, 0, wx.EXPAND | wx.ALL, b)
 139         vsizer1.Add(hsizer_units, 0, wx.EXPAND | wx.ALL, b)
 140         vsizer1.Add(hsizer_mtc, 0, wx.EXPAND | wx.ALL, b)
 141         vsizer1.Add(static_line, 0, wx.GROW | wx.ALL, b)
 142         vsizer1.Add(hsizer5, 0, wx.ALIGN_RIGHT | wx.ALL, b)
 143
 144         self.pnl.SetSizerAndFit(vsizer1)
 145         self.pnl.SetClientSize(vsizer1.GetSize())
 146
 147     def update_distance(self, event):
 148         value = self.te_distance.GetValue()
 149         if value:
 150             self.props['distance'] = float(value)
 151         self.update_mtc()
 152
 153     def update_elevation(self, event):
 154         value = self.te_elevation.GetValue()
 155         if value:
 156             self.props['elevation'] = int(value)
 157         self.update_mtc()
 158
 159     def update_fitness(self, event):
 160         value = self.cb_fitness.GetValue()
 161         if value:
 162             self.props['fitness'] = value
 163         self.update_mtc()
 164
 165     def update_travel_mode(self, event):
 166         value = self.cb_travel_mode.GetValue()
 167         if value:
 168             self.props['travel_mode'] = value
 169         self.update_mtc()
 170
 171     def update_units(self, event):
 172         rb = event.GetEventObject()
 173         value = rb.GetLabel()
 174         if value:
 175             self.props['units'] = value
 176         self.update_mtc()
 177
 178     def update_mtc(self):
 179         if (self.props['distance'] is None) or (self.props['elevation'] is None):
 180             return
 181
 182         est = munter.time_calc(self.props['distance'],
 183             self.props['elevation'],
 184             self.props['fitness'],
 185             self.props['travel_mode'],
 186             self.props['units'])
 187
 188         hours = int(est['time'])
 189         minutes = int((est['time'] - hours) * 60)
 190         self.st_mtc.SetLabel("{human_time}".format(
 191                 human_time="{hours} hours {minutes} minutes".format(
 192                     hours=hours,
 193                     minutes=minutes)))
 194
 195         self.pnl.Layout()
 196
 197 def startup():
 198     app = wx.App()
 199     frm = MainFrame(None)
 200     frm.Show()
 201
 202     app.MainLoop()