Examples

The examples/ directory contains 11 runnable scripts covering all major features.

Run any example:

python examples/01_basic_point.py
# Opens in browser — Ctrl+C to stop the server

Example index

#	Script	What it shows
01	01_basic_point.py	Minimal point on the globe
02	02_shapes_and_materials.py	Points, labels, polygons, polylines, materials
03	03_multiple_cities.py	Multiple entities on the globe
04	04_time_dynamic_satellite.py	Animated flight path with clock
05	05_geojson_and_datasources.py	GeoJSON, CZML, KML loading
06	06_terrain_and_imagery.py	Terrain and imagery providers
07	07_3d_models_and_tilesets.py	glTF models and 3D Tiles
08	08_czml_export.py	Export entities to CZML format
09	09_camera_controls.py	fly_to, set_view, look_at
10	10_event_handlers.py	Click events and custom JavaScript
11	11_runtime_control.py	Live clock control, selection, and Python click callbacks

Materials

cesiumkit.StripeMaterial(
    orientation=cesiumkit.StripeOrientation.HORIZONTAL,
    even_color=cesiumkit.Color.WHITE,
    odd_color=cesiumkit.Color.BLUE,
    repeat=5,
)

Time-dynamic animation

prop = cesiumkit.SampledPositionProperty(interpolation_degree=2)
prop.add_sample(
    cesiumkit.JulianDate.from_iso8601("2024-01-01T00:00:00Z"),
    cesiumkit.Cartesian3.from_degrees(-122.4, 37.8, 10000),
)
prop.add_sample(
    cesiumkit.JulianDate.from_iso8601("2024-01-01T01:00:00Z"),
    cesiumkit.Cartesian3.from_degrees(-73.9, 40.7, 10000),
)
entity = cesiumkit.Entity(
    name="Flight",
    position=prop,
    path=cesiumkit.PathGraphics(width=2, material=cesiumkit.Color.YELLOW),
)

Data sources

viewer.add_data_source(cesiumkit.GeoJsonDataSource(
    url="https://example.com/data.geojson",
    stroke=cesiumkit.Color.RED,
    fill=cesiumkit.Color.RED.with_alpha(0.3),
))

Camera control

viewer.fly_to(
    cesiumkit.Cartesian3.from_degrees(2.2945, 48.8584, 1000),
    orientation=cesiumkit.HeadingPitchRoll(heading=0.3, pitch=-0.4, roll=0),
    duration=3.0,
)

CZML export

czml_string = viewer.to_czml_string(indent=2)
viewer.save_czml("output.czml")

Interactive events

viewer.on(
    cesiumkit.ScreenSpaceEventType.LEFT_CLICK,
    cesiumkit.JsCode("""function(click) {
        var picked = viewer.scene.pick(click.position);
        if (Cesium.defined(picked)) viewer.selectedEntity = picked.id;
    }"""),
)