radar

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A Node-RED dashboard ui node to display point according to coordinates with a defined color on top of radar like image.

It can display up to 4 differents points identified by the msg.topic value.

Coordinates are defined by msg.payload.x and y values.

In order to delete a point, an empty msg.paylaod can be send, if msg.topic is empty, all points are erased

Background image can be changed by any picture. Note that this picture file must be stored in the httpStatic directory defined in settings.js