121_vector_style.ipynb

Kernel: Python 3

Styling Earth Engine vector data based on attributes

Uncomment the following line to install geemap if needed.

# !pip install -U geemap

import ee
import geemap

Styling polygons

The US National Wetland Inventory.

Map = geemap.Map(center=[28.00142, -81.7424], zoom=13)
Map.add_basemap("HYBRID")

fc = ee.FeatureCollection("projects/sat-io/open-datasets/NWI/wetlands/FL_Wetlands")

types = [
    "Freshwater Forested/Shrub Wetland",
    "Freshwater Emergent Wetland",
    "Freshwater Pond",
    "Estuarine and Marine Wetland",
    "Riverine",
    "Lake",
    "Estuarine and Marine Deepwater",
    "Other",
]

colors = [
    "#008837",
    "#7FC31C",
    "#688CC0",
    "#66C2A5",
    "#0190BF",
    "#13007C",
    "#007C88",
    "#B28653",
]

fillColor = [c + "A8" for c in colors]

styled_fc = geemap.ee_vector_style(
    fc, column="WETLAND_TY", labels=types, fillColor=fillColor, color="00000000"
)

Map.addLayer(styled_fc, {}, "NWI")
Map.add_legend(title="Wetland Type", labels=types, colors=colors)
Map

Styling points

The Global Power Plant Database .

fuels = [
    "Coal",
    "Oil",
    "Gas",
    "Hydro",
    "Nuclear",
    "Solar",
    "Waste",
    "Wind",
    "Geothermal",
    "Biomass",
]

fc = ee.FeatureCollection("WRI/GPPD/power_plants").filter(
    ee.Filter.inList("fuel1", fuels)
)

colors = [
    "000000",
    "593704",
    "BC80BD",
    "0565A6",
    "E31A1C",
    "FF7F00",
    "6A3D9A",
    "5CA2D1",
    "FDBF6F",
    "229A00",
]

styled_fc = geemap.ee_vector_style(fc, column="fuel1", labels=fuels, color=colors)

Map = geemap.Map()
Map.addLayer(styled_fc, {}, "Power Plants")
Map.add_legend(title="Power Plant Fuel Type", labels=fuels, colors=colors)
Map

Styling polylines

The TIGER: US Census Roads. See the route type codes.

fc = ee.FeatureCollection("TIGER/2016/Roads")

types = ["I", "U", "S", "M", "C", "O"]

labels = ["Interstate", "U.S.", "State recognized", "Common Name", "County", "Other"]

colors = ["E31A1C", "FF7F00", "6A3D9A", "000000", "FDBF6F", "229A00"]

width = [8, 5, 4, 2, 1, 1]

styled_fc = geemap.ee_vector_style(
    fc, column="rttyp", labels=types, color=colors, width=width
)

Map = geemap.Map(center=[40.7792, -73.9613], zoom=12)
Map.addLayer(styled_fc, {}, "Census Roads")
Map.add_legend(title="Route Type", labels=labels, colors=colors)
Map