初始提交: UE5.3项目基础框架

Plugins/CesiumForUnreal/Source/ThirdParty/include/CesiumRasterOverlays/WebMapServiceRasterOverlay.h

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+#pragma once
+
+#include "Library.h"
+#include "RasterOverlay.h"
+
+#include <CesiumAsync/IAssetRequest.h>
+#include <CesiumGeometry/QuadtreeTilingScheme.h>
+#include <CesiumGeospatial/Ellipsoid.h>
+#include <CesiumGeospatial/GlobeRectangle.h>
+#include <CesiumGeospatial/Projection.h>
+
+#include <memory>
+
+namespace CesiumRasterOverlays {
+
+/**
+ * @brief Options for Web Map Service (WMS) overlays.
+ */
+struct WebMapServiceRasterOverlayOptions {
+
+  /**
+   * @brief The Web Map Service version. The default is "1.3.0".
+   */
+  std::string version = "1.3.0";
+
+  /**
+   * @brief Comma separated Web Map Service layer names to request.
+   */
+  std::string layers;
+
+  /**
+   * @brief The image format to request, expressed as a MIME type to be given to
+   * the server. The default is "image/png".
+   */
+  std::string format = "image/png";
+
+  /**
+   * @brief A credit for the data source, which is displayed on the canvas.
+   */
+  std::optional<std::string> credit;
+
+  /**
+   * @brief The minimum level-of-detail supported by the imagery provider.
+   *
+   * Take care when specifying this that the number of tiles at the minimum
+   * level is small, such as four or less. A larger number is likely to
+   * result in rendering problems.
+   */
+  int32_t minimumLevel = 0;
+
+  /**
+   * @brief The maximum level-of-detail supported by the imagery provider.
+   */
+  int32_t maximumLevel = 14;
+
+  /**
+   * @brief Pixel width of image tiles.
+   */
+  int32_t tileWidth = 256;
+
+  /**
+   * @brief Pixel height of image tiles.
+   */
+  int32_t tileHeight = 256;
+};
+
+/**
+ * @brief A {@link RasterOverlay} accessing images from a Web Map Service (WMS) server.
+ */
+class CESIUMRASTEROVERLAYS_API WebMapServiceRasterOverlay final
+    : public RasterOverlay {
+public:
+  /**
+   * @brief Creates a new instance.
+   *
+   * @param name The user-given name of this overlay layer.
+   * @param url The base URL.
+   * @param headers The headers. This is a list of pairs of strings of the
+   * form (Key,Value) that will be inserted as request headers internally.
+   * @param wmsOptions The {@link WebMapServiceRasterOverlayOptions}.
+   * @param overlayOptions The {@link RasterOverlayOptions} for this instance.
+   */
+  WebMapServiceRasterOverlay(
+      const std::string& name,
+      const std::string& url,
+      const std::vector<CesiumAsync::IAssetAccessor::THeader>& headers = {},
+      const WebMapServiceRasterOverlayOptions& wmsOptions = {},
+      const RasterOverlayOptions& overlayOptions = {});
+  virtual ~WebMapServiceRasterOverlay() 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;
+
+private:
+  std::string _baseUrl;
+  std::vector<CesiumAsync::IAssetAccessor::THeader> _headers;
+  WebMapServiceRasterOverlayOptions _options;
+};
+
+} // namespace CesiumRasterOverlays