CanvasDataGrid is a Leaflet plugin allowing to create one or several layers which render data on canvas tiles. It maintains an internal index on the data rendered by each canvas tile, based on RBush.
## Demo
## Requirements
- Leaflet v1.0.0-beta2
- Development libraries needed (under Ubuntu): cairo, libpango1.0-dev, libjpeg-dev, libgif-dev
npm install
## Examples
## API
DataLayer is a Leaflet layer that renders data on canvas tiles.
- Instances of
IDataProviderare used to load data associated with individual tiles. DataRendereris used to render the loaded objects.
DataRenderer renders individual GeoJSON features on a canvas.
CanvasTools consists of a set of methods used to draw images, lines and polygons on canvas.
- TODO: replace "clipLine", "clipLines", "clipPolygon" by "turf.intersect"
- TODO: replace "simplify" method by "turf.simplify"
CanvasContext is a generic class allowing to associate data with images and geometries drawn on canvas.
TODO: data indexing code should be externalized to a GridIndex class
Leaflet.CanvasDataGrid is licensed under the MIT License.