FontWeight 继承自： Enum

The thickness of the glyphs used to draw the text.

示例

import flet as ft

SAMPLE_TEXT = "Sphinx of black quartz"


def showcase_card(weight: ft.FontWeight) -> ft.Container:
    return ft.Container(
        width=300,
        padding=12,
        border=ft.Border.all(1, ft.Colors.RED),
        border_radius=10,
        bgcolor=ft.Colors.SURFACE_CONTAINER_LOW,
        content=ft.Column(
            spacing=8,
            controls=[
                ft.Text(weight.name, size=12, color=ft.Colors.ON_SURFACE_VARIANT),
                ft.Text(SAMPLE_TEXT, weight=weight, size=24),
            ],
        ),
    )


def main(page: ft.Page):
    page.horizontal_alignment = ft.CrossAxisAlignment.CENTER

    page.appbar = ft.AppBar(title="FontWeight Showcase")
    page.add(
        ft.SafeArea(
            content=ft.Column(
                controls=[
                    ft.Text("Compare text thickness across all FontWeight values."),
                    ft.Row(
                        wrap=True,
                        spacing=12,
                        expand=True,
                        scroll=ft.ScrollMode.AUTO,
                        alignment=ft.MainAxisAlignment.CENTER,
                        controls=[showcase_card(weight) for weight in ft.FontWeight],
                    ),
                ],
            ),
        )
    )


if __name__ == "__main__":
    ft.run(main)

枚举值

名称	类型	默认值	说明
NORMAL	—	'normal'	The default font weight, equal to w400.
BOLD	—	'bold'	A commonly used font weight that is heavier than normal, equal to w700.
W_100	—	'w100'	Thin, the least thick.
W_200	—	'w200'	Extra-light.
W_300	—	'w300'	Light.
W_400	—	'w400'	Normal / regular / plain.
W_500	—	'w500'	Medium.
W_600	—	'w600'	Semi-bold.
W_700	—	'w700'	Bold.
W_800	—	'w800'	Extra-bold.
W_900	—	'w900'	Black, the most thick.