def test_export_import_case_1(self):
gdb1 = Recognizer(db=[self.Ninvar])
gdb2 = Recognizer()
g = gdb1.export_gesture(name='N')
gdb2.import_gesture(g)
r = gdb2.recognize([Ncandidate], max_gpf=0)
self.assertEqual(r.best['name'], 'N')
self.assertTrue(r.best['score'] > 0.94 and r.best['score'] < 0.95)
def test_export_import_case_1(self):
gdb1 = Recognizer(db=[self.Ninvar])
gdb2 = Recognizer()
g = gdb1.export_gesture(name='N')
gdb2.import_gesture(g)
r = gdb2.recognize([Ncandidate], max_gpf=0)
self.assertEqual(r.best['name'], 'N')
self.assertTrue(r.best['score'] > 0.94 and r.best['score'] < 0.95)
def test_export_import_case_2(self):
from tempfile import mkstemp
import os
gdb1 = Recognizer(db=[self.Ninvar, self.Tinvar])
gdb2 = Recognizer()
fh, fn = mkstemp()
os.close(fh)
g = gdb1.export_gesture(name='N', filename=fn)
gdb2.import_gesture(filename=fn)
os.unlink(fn)
self.assertEqual(len(gdb1.db), 2)
self.assertEqual(len(gdb2.db), 1)
r = gdb2.recognize([Ncandidate], max_gpf=0)
self.assertEqual(r.best['name'], 'N')
self.assertTrue(r.best['score'] > 0.94 and r.best['score'] < 0.95)
def test_export_import_case_2(self):
from tempfile import mkstemp
import os
gdb1 = Recognizer(db=[self.Ninvar, self.Tinvar])
gdb2 = Recognizer()
fh, fn = mkstemp()
os.close(fh)
g = gdb1.export_gesture(name='N', filename=fn)
gdb2.import_gesture(filename=fn)
os.unlink(fn)
self.assertEqual(len(gdb1.db), 2)
self.assertEqual(len(gdb2.db), 1)
r = gdb2.recognize([Ncandidate], max_gpf=0)
self.assertEqual(r.best['name'], 'N')
self.assertTrue(r.best['score'] > 0.94 and r.best['score'] < 0.95)
class CalculatorApp(App):
def handle_gesture_cleanup(self, surface, g, *l):
if hasattr(g, '_result_label'):
surface.remove_widget(g._result_label)
def handle_gesture_discard(self, surface, g, *l):
if surface.draw_timeout == 0:
return
text = '[b]Discarded:[/b] Not enough input'
g._result_label = Label(text=text,
markup=True,
size_hint=(None, None),
center=(g.bbox['minx'], g.bbox['miny']))
self.surface.add_widget(g._result_label)
def handle_gesture_complete(self, surface, g, *l):
result = self.recognizer.recognize(g.get_vectors())
result._gesture_obj = g
result.bind(on_complete=self.handle_recognize_complete)
def handle_recognize_complete(self, result, *l):
if self.surface.draw_timeout == 0:
return
best = result.best
if best['name'] is None:
text = '[b]No match[/b]'
else:
text = 'Name: [b]%s[/b]\nScore: [b]%f[/b]\nDistance: [b]%f[/b]' % (
best['name'], best['score'], best['dist'])
self.calc_bar.update_display(best['name'])
g = result._gesture_obj
g._result_label = Label(text=text,
markup=True,
size_hint=(None, None),
center=(g.bbox['minx'], g.bbox['miny']))
self.surface.add_widget(g._result_label)
def build(self):
self.manager = ScreenManager(transition=SlideTransition(duration=.15))
self.recognizer = Recognizer()
self.recognizer.import_gesture(filename='../res/calc_symbols.kg')
self.calc_bar = CalcBar()
# Gesture screen
surface = GestureSurface(line_width=2,
draw_bbox=True,
use_random_color=True)
surface_screen = Screen(name='surface')
surface_screen.add_widget(surface)
self.manager.add_widget(surface_screen)
surface.bind(on_gesture_discard=self.handle_gesture_discard)
surface.bind(on_gesture_complete=self.handle_gesture_complete)
surface.bind(on_gesture_cleanup=self.handle_gesture_cleanup)
self.surface = surface
# NumPad screen
numpad = Numpad(self.calc_bar)
numpad_screen = Screen(name='numpad')
numpad_screen.add_widget(numpad)
self.manager.add_widget(numpad_screen)
# Settings screen
app_settings = CalculatorAppSettings()
ids = app_settings.ids
ids.max_strokes.bind(value=surface.setter('max_strokes'))
ids.temporal_win.bind(value=surface.setter('temporal_window'))
ids.timeout.bind(value=surface.setter('draw_timeout'))
ids.line_width.bind(value=surface.setter('line_width'))
ids.draw_bbox.bind(value=surface.setter('draw_bbox'))
ids.use_random_color.bind(value=surface.setter('use_random_color'))
settings_screen = Screen(name='settings')
settings_screen.add_widget(app_settings)
self.manager.add_widget(settings_screen)
# Wrap in a gridlayout so the main menu is always visible
layout = GridLayout(cols=1)
layout.add_widget(self.calc_bar)
layout.add_widget(MainMenu())
layout.add_widget(self.manager)
return layout
