Add image overlay property type

[erikvullings]

Use the following properties to specify the overlay:

• imageBounds
• opacity
• attribution

[damylen]

do you mean drawingMode (featuretype-style)?

[erikvullings]

Example of a geojson layer that displays an image on the map. The geometry contains the image's bounding box (south-west, north-east), and the geometry.type is Overlay. The properties.imageUrl contains the link to the image path, and you can optionally specify the image's attribution and opacity.

{
    "type": "FeatureCollection",
    "features": [
        {
            "type": "Feature",
            "geometry": {
                "type": "Overlay",
                "coordinates": [[52.076051, 4.303200], [52.085646, 4.326134]] 
            },
            "properties": {
                "imageUrl": "images/LT20366 LIL16 plattegronden - transparent.png",
                "attribution": "Organisator van The Life I Live.",
                "opacity": 1
            }
        }
    ]
}