61 lines
1.4 KiB
C++
61 lines
1.4 KiB
C++
#ifndef MBGL_STORAGE_DEFAULT_REQUEST
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#define MBGL_STORAGE_DEFAULT_REQUEST
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#include <mbgl/storage/resource.hpp>
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#include <mbgl/util/util.hpp>
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#include <mbgl/util/noncopyable.hpp>
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#include <mutex>
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#include <thread>
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#include <functional>
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#include <memory>
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typedef struct uv_async_s uv_async_t;
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typedef struct uv_loop_s uv_loop_t;
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namespace mbgl {
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class Response;
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class Environment;
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class Request : private util::noncopyable {
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MBGL_STORE_THREAD(tid)
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public:
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using Callback = std::function<void(const Response &)>;
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Request(const Resource &resource, uv_loop_t *loop, const Environment &env, Callback callback);
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public:
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// May be called from any thread.
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void notify(const std::shared_ptr<const Response> &response);
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void destruct();
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// May be called only from the thread the Request was created in.
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void cancel();
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private:
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~Request();
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void invoke();
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void notifyCallback();
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private:
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uv_async_t *async = nullptr;
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struct Canceled;
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std::unique_ptr<Canceled> canceled;
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Callback callback;
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std::shared_ptr<const Response> response;
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public:
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const Resource resource;
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// The environment ref is used to associate requests with a particular environment. This allows
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// us to only terminate requests associated with that environment, e.g. when the map the env
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// belongs to is discarded.
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const Environment &env;
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};
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}
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#endif
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