Release V2.0.0 · ThinkGeo/VectorMap-js

Improvements

Upgraded to OpenLayers 5.*
Added ES6 Module Build and rollup.
Added the support of loading vector features from EsriJSON, GML, GPX, GeoJSON, KML, Vector Tile (MVT), WFS, WKT or WMS, and drawing with StyleJSON file or object.
Supported loading Vector Tile with a default styling, from any resources, MapBox, OpenMapTiles, ESRI or any others who is in format of *.pbf or *.mvt.
Improved the algorithm of labeling along the roads.
Improved the algorithm of labeling the symbols of roads.
Improved the WebWoker, put all calculation into background-thread to improve the performance.
Improved the memory cache, decrease the size of memory used.
Added the support of loading tiles while drag-panning the map.
Improved the strategy of canceling the requests which are beyond of current view port.
Optimized the tile cache strategy and decrease the count of tile request.
Improved the infrastructure and tried to making OpenLayers upgrade as a replacement module.
Changed the animation of stretching previous tiles to drawing features from previous zoom levels with current zoom level style, while zoom in/out the map.

Added property "maxDataZoom" to "ol.mapsuite.VectorTileLayer" to allow to specify what max zoom of Vector Tile data that Map Engine can be read.
Added tag "dataProjection" to the "Source" node in StyleJSON , which only has impact to ol.mapsuite.VectorLayer. It's used to specify the projection of source data.
Added tag "featureProjection" to the "Source" node in StyleJSON , which only has impact to ol.mapsuite.VectorLayer. It's used to specify what projection you want to change data from source.

Created more than 40 sampels for VectorMap.js Vector Map Samples
Created the detailed documentations for "Getting Started", "How to Styling", "How to work with other vector tile providers" etc.
Applied "Travis CI" to repository to make sure it can be passed always.