diff options
Diffstat (limited to 'include/mbgl/storage/resource.hpp')
-rw-r--r-- | include/mbgl/storage/resource.hpp | 43 |
1 files changed, 36 insertions, 7 deletions
diff --git a/include/mbgl/storage/resource.hpp b/include/mbgl/storage/resource.hpp index 5d44f4869f..318fa389f4 100644 --- a/include/mbgl/storage/resource.hpp +++ b/include/mbgl/storage/resource.hpp @@ -4,6 +4,8 @@ #include <mbgl/util/optional.hpp> #include <mbgl/util/font_stack.hpp> #include <mbgl/util/tileset.hpp> +#include <mbgl/util/util.hpp> +#include <mbgl/util/traits.hpp> #include <string> @@ -30,18 +32,28 @@ public: int8_t z; }; - enum Necessity : bool { - Optional = false, - Required = true, + enum class LoadingMethod : uint8_t { + None = 0b00, + Cache = 0b01, + Network = 0b10, + + CacheOnly = Cache, + NetworkOnly = Network, + All = Cache | Network, }; - Resource(Kind kind_, std::string url_, optional<TileData> tileData_ = {}, Necessity necessity_ = Required) + Resource(Kind kind_, + std::string url_, + optional<TileData> tileData_ = {}, + LoadingMethod loadingMethod_ = LoadingMethod::All) : kind(kind_), - necessity(necessity_), + loadingMethod(loadingMethod_), url(std::move(url_)), tileData(std::move(tileData_)) { } + bool hasLoadingMethod(LoadingMethod method); + static Resource style(const std::string& url); static Resource source(const std::string& url); static Resource tile(const std::string& urlTemplate, @@ -50,7 +62,7 @@ public: int32_t y, int8_t z, Tileset::Scheme scheme, - Necessity = Required); + LoadingMethod = LoadingMethod::All); static Resource glyphs(const std::string& urlTemplate, const FontStack& fontStack, const std::pair<uint16_t, uint16_t>& glyphRange); @@ -59,7 +71,7 @@ public: static Resource image(const std::string& url); Kind kind; - Necessity necessity; + LoadingMethod loadingMethod; std::string url; // Includes auxiliary data if this is a tile request. @@ -71,4 +83,21 @@ public: std::shared_ptr<const std::string> priorData; }; + +MBGL_CONSTEXPR Resource::LoadingMethod operator|(Resource::LoadingMethod a, Resource::LoadingMethod b) { + return Resource::LoadingMethod(mbgl::underlying_type(a) | mbgl::underlying_type(b)); +} + +MBGL_CONSTEXPR Resource::LoadingMethod& operator|=(Resource::LoadingMethod& a, Resource::LoadingMethod b) { + return (a = a | b); +} + +MBGL_CONSTEXPR Resource::LoadingMethod operator&(Resource::LoadingMethod a, Resource::LoadingMethod b) { + return Resource::LoadingMethod(mbgl::underlying_type(a) & mbgl::underlying_type(b)); +} + +inline bool Resource::hasLoadingMethod(Resource::LoadingMethod method) { + return (loadingMethod & method) != Resource::LoadingMethod::None; +} + } // namespace mbgl |