2a8ebc4906
Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
113 lines
3.1 KiB
C++
113 lines
3.1 KiB
C++
#pragma once
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#include <mln/storage/response.hpp>
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#include <mln/util/bitmask_operations.hpp>
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#include <mln/util/font_stack.hpp>
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#include <mln/util/tileset.hpp>
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#include <string>
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#include <optional>
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namespace mln {
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class Resource {
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public:
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enum Kind : uint8_t {
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Unknown = 0,
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Style,
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Source,
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Tile,
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Glyphs,
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SpriteImage,
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SpriteJSON,
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Image
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};
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enum class Priority : bool {
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Regular,
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Low
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};
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enum class Usage : bool {
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Online,
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Offline
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};
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enum class StoragePolicy : bool {
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Permanent,
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Volatile
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};
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struct TileData {
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std::string urlTemplate;
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uint8_t pixelRatio;
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int32_t x;
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int32_t y;
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int8_t z;
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};
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enum class LoadingMethod : uint8_t {
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None = 0b00,
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Cache = 0b01,
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Network = 0b10,
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CacheOnly = Cache,
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NetworkOnly = Network,
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All = Cache | Network,
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};
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Resource(Kind kind_,
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std::string url_,
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std::optional<TileData> tileData_ = std::nullopt,
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LoadingMethod loadingMethod_ = LoadingMethod::All)
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: kind(kind_),
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loadingMethod(loadingMethod_),
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url(std::move(url_)),
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tileData(std::move(tileData_)) {}
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void setPriority(Priority p) { priority = p; }
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void setUsage(Usage u) { usage = u; }
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bool hasLoadingMethod(LoadingMethod method) const;
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static Resource style(const std::string& url);
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static Resource source(const std::string& url);
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static Resource tile(const std::string& urlTemplate,
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float pixelRatio,
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int32_t x,
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int32_t y,
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int8_t z,
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Tileset::Scheme scheme,
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LoadingMethod = LoadingMethod::All);
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static Resource glyphs(const std::string& urlTemplate,
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const FontStack& fontStack,
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const std::pair<uint16_t, uint16_t>& glyphRange);
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static Resource fontFace(const std::string& url);
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static Resource spriteImage(const std::string& base, float pixelRatio);
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static Resource spriteJSON(const std::string& base, float pixelRatio);
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static Resource image(const std::string& url);
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Kind kind;
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LoadingMethod loadingMethod;
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Usage usage{Usage::Online};
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Priority priority{Priority::Regular};
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std::string url;
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// Includes auxiliary data if this is a tile request.
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std::optional<TileData> tileData;
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std::optional<std::pair<uint64_t, uint64_t>> dataRange = std::nullopt;
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std::optional<Timestamp> priorModified = std::nullopt;
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std::optional<Timestamp> priorExpires = std::nullopt;
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std::optional<std::string> priorEtag = std::nullopt;
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std::shared_ptr<const std::string> priorData;
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Duration minimumUpdateInterval{Duration::zero()};
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StoragePolicy storagePolicy{StoragePolicy::Permanent};
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};
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inline bool Resource::hasLoadingMethod(Resource::LoadingMethod method) const {
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return (loadingMethod & method);
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}
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} // namespace mln
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