test Carousel

manual_test_carousel.py

from kivy.lang import Builder
from kivy.factory import Factory
from kivy.app import runTouchApp


KV_CODE = '''
<DebugCarousel@Carousel>:
    canvas.before:
        Clear:
    canvas.after:
        Clear:
        Color:
            rgba: 1, 1, 1, 1
        Line:
            dash_offset: 8
            dash_length: 2
            rectangle: [*self.pos, *self.size, ]

FloatLayout:
    DebugCarousel:
        id: carousel
        size_hint: .2, .2
        pos_hint: {'center': (.5, .5, ), }
        loop: True
'''

root = Builder.load_string(KV_CODE)
carousel = root.ids.carousel
carousel.bind(
    index=lambda __, value: print('index:', value),
    current_slide=lambda __, value: print('current_slide:', value),
)
for i in range(2):
    l = Factory.Button(text=str(i), font_size=100)
    carousel.add_widget(l)

runTouchApp(root)