def __init__(self, init_values):
super().__init__()
self.widget_list = []
box_layout = BoxLayout(orientation='vertical')
box_layout.size_hint_y = None
box_layout.height = 0
all_params = self.filter_params
# set the initial values as specified by the pipeline
for key, init_value in init_values.items():
all_params[key]['init_val'] = init_value
# create all the widgets
for name, params in all_params.items():
# Add slider to widgets
slider_widget = Slider(min=params['min_val'],
max=params['max_val'],
value=params['init_val'],
step=params['step_val'])
slider_widget.label_name = name
slider_widget.bind(value=self._on_value_changed)
slider_widget.size_hint_y = None
slider_widget.height = '32sp'
self.widget_list.append(slider_widget)
# create label and value with widgets underneath
widget_box_layout = BoxLayout(orientation='vertical')
widget_box_layout.size_hint_y = None
widget_box_layout.height = 0
widget_label = Label(size_hint=(1, None))
widget_label.label_name = name
widget_label.display_callback = self.get_display_callback(name)
widget_label.text = self.get_widget_display_text(
widget_label, str(int(params['init_val'])))
widget_label.texture_update()
widget_label.height = widget_label.texture_size[1]
slider_widget.label_widget = widget_label
# put it all together
widget_box_layout.add_widget(widget_label)
widget_box_layout.add_widget(slider_widget)
widget_box_layout.padding = (5, -5)
box_layout.add_widget(widget_box_layout)
widget_box_layout.height = widget_label.height + slider_widget.height + 5
box_layout.height += widget_box_layout.height
self.size_hint_y = None
self.height = box_layout.height
self.add_filter_widget(box_layout)
