7d19115720
Using different exception pointers to specify the loading failure makes an awkward API. Most users rethrow the exception only to figure out what type of error happened so it can be reported properly. So replace the exception pointer with a enum an string description of the failure.
112 lines
3.7 KiB
C++
112 lines
3.7 KiB
C++
#pragma once
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#include "node_thread_pool.hpp"
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#include <mbgl/map/map.hpp>
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#include <mbgl/storage/file_source.hpp>
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#include <mbgl/util/image.hpp>
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#include <exception>
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#pragma GCC diagnostic push
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#pragma GCC diagnostic ignored "-Wunused-parameter"
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#pragma GCC diagnostic ignored "-Wshadow"
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#include <nan.h>
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#pragma GCC diagnostic pop
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namespace mbgl {
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class Map;
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class HeadlessFrontend;
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} // namespace mbgl
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namespace node_mbgl {
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class NodeMapObserver : public mbgl::MapObserver {
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void onDidFailLoadingMap(mbgl::MapLoadError, const std::string&) override;
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};
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class NodeMap;
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class NodeFileSource : public mbgl::FileSource {
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public:
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NodeFileSource(NodeMap*);
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std::unique_ptr<mbgl::AsyncRequest> request(const mbgl::Resource&, mbgl::FileSource::Callback) final;
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private:
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NodeMap* nodeMap;
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};
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class RenderRequest;
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class NodeMap : public Nan::ObjectWrap {
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public:
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struct RenderOptions;
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class RenderWorker;
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NodeMap(v8::Local<v8::Object>);
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~NodeMap();
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static Nan::Persistent<v8::Function> constructor;
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static Nan::Persistent<v8::Object> parseError;
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static void Init(v8::Local<v8::Object>);
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static void New(const Nan::FunctionCallbackInfo<v8::Value>&);
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static void Load(const Nan::FunctionCallbackInfo<v8::Value>&);
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static void Loaded(const Nan::FunctionCallbackInfo<v8::Value>&);
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static void Render(const Nan::FunctionCallbackInfo<v8::Value>&);
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static void Release(const Nan::FunctionCallbackInfo<v8::Value>&);
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static void Cancel(const Nan::FunctionCallbackInfo<v8::Value>&);
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static void AddSource(const Nan::FunctionCallbackInfo<v8::Value>&);
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static void RemoveSource(const Nan::FunctionCallbackInfo<v8::Value>&);
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static void AddLayer(const Nan::FunctionCallbackInfo<v8::Value>&);
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static void RemoveLayer(const Nan::FunctionCallbackInfo<v8::Value>&);
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static void AddImage(const Nan::FunctionCallbackInfo<v8::Value>&);
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static void RemoveImage(const Nan::FunctionCallbackInfo<v8::Value>&);
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static void SetLayerZoomRange(const Nan::FunctionCallbackInfo<v8::Value>&);
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static void SetLayoutProperty(const Nan::FunctionCallbackInfo<v8::Value>&);
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static void SetPaintProperty(const Nan::FunctionCallbackInfo<v8::Value>&);
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static void SetFilter(const Nan::FunctionCallbackInfo<v8::Value>&);
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static void SetCenter(const Nan::FunctionCallbackInfo<v8::Value>&);
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static void SetZoom(const Nan::FunctionCallbackInfo<v8::Value>&);
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static void SetBearing(const Nan::FunctionCallbackInfo<v8::Value>&);
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static void SetPitch(const Nan::FunctionCallbackInfo<v8::Value>&);
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static void SetLight(const Nan::FunctionCallbackInfo<v8::Value>&);
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static void SetAxonometric(const Nan::FunctionCallbackInfo<v8::Value>&);
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static void SetXSkew(const Nan::FunctionCallbackInfo<v8::Value>&);
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static void SetYSkew(const Nan::FunctionCallbackInfo<v8::Value>&);
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static void DumpDebugLogs(const Nan::FunctionCallbackInfo<v8::Value>&);
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static void QueryRenderedFeatures(const Nan::FunctionCallbackInfo<v8::Value>&);
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static v8::Local<v8::Value> ParseError(const char* msg);
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void startRender(RenderOptions options);
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void renderFinished();
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void release();
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void cancel();
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static RenderOptions ParseOptions(v8::Local<v8::Object>);
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const float pixelRatio;
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mbgl::MapMode mode;
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bool crossSourceCollisions;
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NodeThreadPool threadpool;
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NodeMapObserver mapObserver;
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NodeFileSource fileSource;
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std::unique_ptr<mbgl::HeadlessFrontend> frontend;
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std::unique_ptr<mbgl::Map> map;
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std::exception_ptr error;
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mbgl::PremultipliedImage image;
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std::unique_ptr<RenderRequest> req;
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// Async for delivering the notifications of render completion.
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uv_async_t *async;
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bool loaded = false;
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};
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} // namespace node_mbgl
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