The bottom layer is also called the map tile layer. It is a subcomponent of the basic flat map. It supports independent styles and data configurations, including the tile type or address, color, and filter of the bottom layer. You can use a custom tile service to set the background of the basic flat map. This topic describes the meaning of each configuration items of the bottom layer.

Click Bottom Layer in the lower part of the Component Management panel. In the top navigation pane, configure the style and data of the bottom layer.
Note If Bottom Layer is not displayed in the Component Management section, you have not added the Bottom Layer component. For more information, see Map container (v1.x version).

Parameter

Bottom layer configuration panel
  • Search for Configurations: In the right-side panel of Canvas Editor, click the Settings tab, and click Search for Configurations in the upper-right corner. Enter the required configuration item in the search box, and click the search icon to quickly locate the configuration item. Fuzzy match is supported. For more information, see Search for asset configurations.
  • Mask Color: The mask color of the bottom layer. For more information, see the color picker instructions.
  • Transparency: the transparency of the bottom layer. Valid values: 0 to 1.
  • Tile: Enter the tile address in the Tile field. DataV supports the following types of map tile services.
    • GeoQ map
      • GeoQ Ink Grey: //map.geoq.cn/ArcGIS/rest/services/ChinaOnlineStreetGray/MapServer/tile/{z}/{y}/{x}
      • GeoQ Midnight Blue: //map.geoq.cn/ArcGIS/rest/services/ChinaOnlineStreetPurplishBlue/MapServer/tile/{z}/{y}/{x}
      • GeoQ Color: //map.geoq.cn/ArcGIS/rest/services/ChinaOnlineCommunity/MapServer/tile/{z}/{y}/{x}
      • GeoQ boundary: //thematic.geoq.cn/arcgis/rest/services/ThematicMaps/administrative_division_boundaryandlabel/MapServer/tile/{z}/{y}/{x}
    • Gaud map
      • Gaud Electronic Map: http://webst02.is.autonavi.com/appmaptile?style=7&x={x}&y={y}&z={z}
      • GLOBAL SATELLITE: http://webst02.is.autonavi.com/appmaptile?style=6&x={x}&y={y}&z={z}
      • Gaudic satellite map (road network, notes): http://webst02.is.autonavi.com/appmaptile?style=8&x={x}&y={y}&z={z}
    • Google Maps
      • Google E-Maps: http://www.google.com/maps/vt?lyrs=m@189&hl=en_US&x={x}&y={y}&z={z}
      • Google satellite map: http://mt3.google.com/vt/lyrs=s&hl=zh-CN&gl=en_US&x={x}&y={y}&z={z}
    Note The colon is followed by the tile address.
  • Auto Refresh: If you turn on Auto Refresh, the system automatically refreshes tile data based on the specified gap.
    Note If the tile service that you use is Autodesk or Autodesk, you must turn on this option to automatically refresh and obtain the latest tile data.

    Refresh Interval: the interval at which the tile is automatically refreshed. Unit: minutes.

  • filter: Turn on the switch to add a filter effect to the bottom layer, and set the brightness, contrast, grayscale, hue, inversion, saturation, and ink of the filter through the filter options.

The metadata of the filtering table.

This component does not support data configuration.

Interaction

This widget does not support interaction events.

Configure interactions in Blueprint Editor

  1. In Canvas Editor, click the Add to Blueprint Editor icon on the right side of Bottom Layer in the Basic Flat Map component list.
  2. Click the Blueprint Editor icon icon in the upper-left corner of the page.
  3. In Blueprint Editor, click the Bottom Layer widget in the Added Nodes pane. On the canvas, you can configure the parameters for the bottom layer.
    • Event: The earth layer does not support events.
    • Policy Action
      ActionDescription
      DisplayA widget is shown without the need to specify parameters.
      HideA widget is hidden without the need to specify parameters.