TileProviderByDate

Inherits TileProvider

Members

Name	Documentation	Type	Description	Optional
LayerGroupID	The layer needs to know about the LayerGroupID this but we don’t want it to be part of the parameters struct as that would mean it would be visible to the end user, which we don’t want since this value just comes from whoever creates it, not the user.	Integer	Value of type ‘Integer’	No
Providers	Specifies the list of tile providers and for which times they are used for. The tile provider with the earliest time will be used for all dates prior to that date and the provider with the latest time will be used for all dates afterwards. In between, a provider is used from the specified time until the time of the next provider	Table	Table parameters	No

Table parameters for Providers

Specifies the list of tile providers and for which times they are used for. The tile provider with the earliest time will be used for all dates prior to that date and the provider with the latest time will be used for all dates afterwards. In between, a provider is used from the specified time until the time of the next provider

• Optional: No

Name	Documentation	Type	Description	Optional
*		Table		No

Asset Examples

local globe = asset.require("../../earth")
local snpp = asset.require("./definitions/snpp")
local noaa20 = asset.require("./definitions/noaa20")
local noaa21 = asset.require("./definitions/noaa21")



local Layer = {
  Identifier = "ESRI_VIIRS_Combo",
  Name = "ESRI VIIRS Combo",
  Enabled = asset.enabled,
  ZIndex = 20,
  Type = "TileProviderByLevel",
  LevelTileProviders = {
    {
      MaxLevel = 4,
      TileProvider = {
        Identifier = "VIIRS_Joint_Layer",
        Name = "VIIRS Joint Layer",
        Type = "TileProviderByDate",
        Providers = {
          ["2015-11-24"] = snpp.Layer,
          ["2018-01-05"] = noaa20.Layer,
          ["2024-04-19"] = noaa21.Layer
        }
      }
    },
    {
      MaxLevel = 22,
      TileProvider = {
        Identifier = "ESRI_World_Imagery",
        Name = "ESRI World Imagery",
        FilePath = asset.resource("esri_world_imagery.wms"),
        PadTiles = false
      }
    }
  },
  PadTiles = false,
  Description = [[Level based layer combining different VIIRS layers and ESRI World
    Imagery. VIIRS is faded out at tile level 4]]
}


asset.onInitialize(function()
  openspace.globebrowsing.addLayer(globe.Earth.Identifier, "ColorLayers", Layer)
end)

asset.onDeinitialize(function()
  openspace.globebrowsing.deleteLayer(globe.Earth.Identifier, "ColorLayers", Layer)
end)

asset.export("layer", Layer)



asset.meta = {
  Name = "ESRI VIIRS Combo",
  Description = [[Level based layer combining "VIIRS SNPP (Temporal)" and ESRI World
  Imagery. "VIIRS SNPP (Temporal)" is faded out at tile level 4]],
  Author = "OpenSpace Tem",
  URL = "http://www.openspaceproject.com",
  License = "MIT License"
}