IonRasterOverlay.h

#pragma once
 
#include <CesiumAsync/IAssetRequest.h>
#include <CesiumGeospatial/Ellipsoid.h>
#include <CesiumRasterOverlays/Library.h>
#include <CesiumRasterOverlays/RasterOverlay.h>
 
#include <memory>
 
namespace CesiumRasterOverlays {
 
class CESIUMRASTEROVERLAYS_API IonRasterOverlay : public RasterOverlay {
public:
  IonRasterOverlay(
      const std::string& name,
      int64_t ionAssetID,
      const std::string& ionAccessToken,
      const RasterOverlayOptions& overlayOptions = {},
      const std::string& ionAssetEndpointUrl = "https://api.cesium.com/");
  virtual ~IonRasterOverlay() override;
 
  virtual CesiumAsync::Future<CreateTileProviderResult> createTileProvider(
      const CesiumAsync::AsyncSystem& asyncSystem,
      const std::shared_ptr<CesiumAsync::IAssetAccessor>& pAssetAccessor,
      const std::shared_ptr<CesiumUtility::CreditSystem>& pCreditSystem,
      const std::shared_ptr<IPrepareRasterOverlayRendererResources>&
          pPrepareRendererResources,
      const std::shared_ptr<spdlog::logger>& pLogger,
      CesiumUtility::IntrusivePointer<const RasterOverlay> pOwner)
      const override;
 
protected:
  IonRasterOverlay(
      const std::string& name,
      const std::string& overlayUrl,
      const std::string& ionAccessToken,
      bool needsAuthHeader,
      const RasterOverlayOptions& overlayOptions = {});
 
private:
  std::string _overlayUrl;
  std::string _ionAccessToken;
  bool _needsAuthHeader = false;
 
  struct AssetEndpointAttribution {
    std::string html;
    bool collapsible = true;
  };
 
  struct ExternalAssetEndpoint {
    std::string externalType;
    std::string url;
    std::string mapStyle;
    std::string key;
    std::string culture;
    std::string accessToken;
    std::vector<AssetEndpointAttribution> attributions;
  };
 
  static std::unordered_map<std::string, ExternalAssetEndpoint> endpointCache;
 
  CesiumAsync::Future<CreateTileProviderResult> createTileProvider(
      const ExternalAssetEndpoint& endpoint,
      const CesiumAsync::AsyncSystem& asyncSystem,
      const std::shared_ptr<CesiumAsync::IAssetAccessor>& pAssetAccessor,
      const std::shared_ptr<CesiumUtility::CreditSystem>& pCreditSystem,
      const std::shared_ptr<IPrepareRasterOverlayRendererResources>&
          pPrepareRendererResources,
      const std::shared_ptr<spdlog::logger>& pLogger,
      CesiumUtility::IntrusivePointer<const RasterOverlay> pOwner) const;
};
 
} // namespace CesiumRasterOverlays