import solara
import leafmap
zoom = solara.reactive(14)
center = solara.reactive(([120.35735890260743, 23.823015420956853]))
class Map(leafmap.Map):
def __init__(self, **kwargs):
super().__init__(**kwargs)
before = "https://github.com/b6baa/HW20241119/raw/refs/heads/main/2024-03-20-00_00_2024-03-20-23_59_Sentinel-2_L2A_NDWI.tiff"
after = "https://github.com/b6baa/HW20241119/raw/refs/heads/main/2024-08-22-00_00_2024-08-22-23_59_Sentinel-2_L2A_NDWI.tiff"
self.add_cog_layer(before, name="before")
self.add_cog_layer(after, name="after")
self.add("layer_manager")
self.split_map(before, after, left_label="Before", right_label="After", add_close_button=True)
@solara.component
def Page():
solara.lab.theme.dark = False
Map.element(
center = center.value,
zoom = zoom.value,
on_center = center.set,
on_zoom = zoom.set,
height="750px"
)
solara.Text(f"Center: {center.value}")
solara.Text(f"Zoom: {zoom.value}")