1098 lines
31 KiB
C++
1098 lines
31 KiB
C++
#include <mbgl/map/map.hpp>
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#include <mbgl/map/camera.hpp>
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#include <mbgl/map/view.hpp>
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#include <mbgl/map/backend.hpp>
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#include <mbgl/map/transform.hpp>
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#include <mbgl/map/transform_state.hpp>
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#include <mbgl/annotation/annotation_manager.hpp>
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#include <mbgl/style/style.hpp>
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#include <mbgl/style/source.hpp>
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#include <mbgl/style/layer.hpp>
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#include <mbgl/style/observer.hpp>
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#include <mbgl/style/transition_options.hpp>
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#include <mbgl/style/update_parameters.hpp>
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#include <mbgl/style/query_parameters.hpp>
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#include <mbgl/renderer/painter.hpp>
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#include <mbgl/storage/file_source.hpp>
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#include <mbgl/storage/resource.hpp>
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#include <mbgl/storage/response.hpp>
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#include <mbgl/util/projection.hpp>
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#include <mbgl/util/math.hpp>
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#include <mbgl/util/exception.hpp>
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#include <mbgl/util/async_task.hpp>
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#include <mbgl/util/mapbox.hpp>
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#include <mbgl/util/tile_coordinate.hpp>
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#include <mbgl/actor/scheduler.hpp>
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#include <mbgl/platform/log.hpp>
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#include <mbgl/math/log2.hpp>
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namespace mbgl {
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using namespace style;
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enum class RenderState : uint8_t {
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Never,
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Partial,
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Fully,
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};
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struct StillImageRequest {
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StillImageRequest(View& view_, Map::StillImageCallback&& callback_)
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: view(view_), callback(std::move(callback_)) {
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}
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View& view;
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Map::StillImageCallback callback;
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};
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class Map::Impl : public style::Observer {
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public:
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Impl(Map&,
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Backend&,
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float pixelRatio,
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FileSource&,
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Scheduler&,
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MapMode,
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GLContextMode,
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ConstrainMode,
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ViewportMode);
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void onSourceAttributionChanged(style::Source&, const std::string&) override;
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void onUpdate(Update) override;
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void onStyleLoaded() override;
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void onStyleError() override;
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void onResourceError(std::exception_ptr) override;
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void update();
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void render(View&);
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void loadStyleJSON(const std::string&);
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Map& map;
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Backend& backend;
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FileSource& fileSource;
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Scheduler& scheduler;
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RenderState renderState = RenderState::Never;
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Transform transform;
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const MapMode mode;
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const GLContextMode contextMode;
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const float pixelRatio;
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MapDebugOptions debugOptions { MapDebugOptions::NoDebug };
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Update updateFlags = Update::Nothing;
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util::AsyncTask asyncUpdate;
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std::unique_ptr<AnnotationManager> annotationManager;
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std::unique_ptr<Painter> painter;
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std::unique_ptr<Style> style;
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std::string styleURL;
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std::string styleJSON;
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bool styleMutated = false;
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bool cameraMutated = false;
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std::unique_ptr<AsyncRequest> styleRequest;
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std::unique_ptr<StillImageRequest> stillImageRequest;
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size_t sourceCacheSize;
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TimePoint timePoint;
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bool loading = false;
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};
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Map::Map(Backend& backend,
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const Size size,
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const float pixelRatio,
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FileSource& fileSource,
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Scheduler& scheduler,
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MapMode mapMode,
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GLContextMode contextMode,
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ConstrainMode constrainMode,
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ViewportMode viewportMode)
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: impl(std::make_unique<Impl>(*this,
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backend,
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pixelRatio,
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fileSource,
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scheduler,
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mapMode,
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contextMode,
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constrainMode,
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viewportMode)) {
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impl->transform.resize(size);
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}
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Map::Impl::Impl(Map& map_,
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Backend& backend_,
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float pixelRatio_,
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FileSource& fileSource_,
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Scheduler& scheduler_,
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MapMode mode_,
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GLContextMode contextMode_,
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ConstrainMode constrainMode_,
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ViewportMode viewportMode_)
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: map(map_),
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backend(backend_),
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fileSource(fileSource_),
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scheduler(scheduler_),
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transform([this](MapChange change) { backend.notifyMapChange(change); },
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constrainMode_,
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viewportMode_),
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mode(mode_),
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contextMode(contextMode_),
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pixelRatio(pixelRatio_),
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asyncUpdate([this] { update(); }),
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annotationManager(std::make_unique<AnnotationManager>(pixelRatio)) {
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}
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Map::~Map() {
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impl->backend.activate();
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impl->styleRequest = nullptr;
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// Explicit resets currently necessary because these abandon resources that need to be
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// cleaned up by context.reset();
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impl->style.reset();
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impl->annotationManager.reset();
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impl->painter.reset();
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impl->backend.deactivate();
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}
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void Map::renderStill(View& view, StillImageCallback callback) {
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if (!callback) {
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Log::Error(Event::General, "StillImageCallback not set");
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return;
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}
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if (impl->mode != MapMode::Still) {
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callback(std::make_exception_ptr(util::MisuseException("Map is not in still image render mode")));
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return;
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}
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if (impl->stillImageRequest) {
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callback(std::make_exception_ptr(util::MisuseException("Map is currently rendering an image")));
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return;
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}
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if (!impl->style) {
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callback(std::make_exception_ptr(util::MisuseException("Map doesn't have a style")));
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return;
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}
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if (impl->style->getLastError()) {
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callback(impl->style->getLastError());
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return;
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}
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impl->stillImageRequest = std::make_unique<StillImageRequest>(view, std::move(callback));
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impl->updateFlags |= Update::RenderStill;
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impl->asyncUpdate.send();
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}
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void Map::render(View& view) {
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if (!impl->style) {
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return;
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}
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if (impl->renderState == RenderState::Never) {
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impl->backend.notifyMapChange(MapChangeWillStartRenderingMap);
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}
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impl->backend.notifyMapChange(MapChangeWillStartRenderingFrame);
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const Update flags = impl->transform.updateTransitions(Clock::now());
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impl->render(view);
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impl->backend.notifyMapChange(isFullyLoaded() ?
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MapChangeDidFinishRenderingFrameFullyRendered :
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MapChangeDidFinishRenderingFrame);
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if (!isFullyLoaded()) {
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impl->renderState = RenderState::Partial;
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} else if (impl->renderState != RenderState::Fully) {
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impl->renderState = RenderState::Fully;
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impl->backend.notifyMapChange(MapChangeDidFinishRenderingMapFullyRendered);
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if (impl->loading) {
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impl->loading = false;
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impl->backend.notifyMapChange(MapChangeDidFinishLoadingMap);
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}
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}
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// Triggers an asynchronous update, that eventually triggers a view
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// invalidation, causing renderSync to be called again if in transition.
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if (flags != Update::Nothing) {
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impl->onUpdate(flags);
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}
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}
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void Map::triggerRepaint() {
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impl->backend.invalidate();
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}
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void Map::Impl::update() {
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if (!style) {
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updateFlags = Update::Nothing;
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}
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if (updateFlags == Update::Nothing || (mode == MapMode::Still && !stillImageRequest)) {
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return;
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}
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// This time point is used to:
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// - Calculate style property transitions;
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// - Hint style sources to notify when all its tiles are loaded;
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timePoint = Clock::now();
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if (style->loaded && updateFlags & Update::AnnotationStyle) {
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annotationManager->updateStyle(*style);
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updateFlags |= Update::Classes;
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}
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if (updateFlags & Update::AnnotationData) {
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annotationManager->updateData();
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}
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if (updateFlags & Update::Layout) {
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style->relayout();
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}
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if (updateFlags & Update::Classes) {
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style->cascade(timePoint, mode);
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}
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if (updateFlags & Update::Classes || updateFlags & Update::RecalculateStyle) {
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style->recalculate(transform.getZoom(), timePoint, mode);
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}
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style::UpdateParameters parameters(pixelRatio,
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debugOptions,
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transform.getState(),
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scheduler,
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fileSource,
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mode,
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*annotationManager,
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*style);
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style->updateTiles(parameters);
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if (mode == MapMode::Continuous) {
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backend.invalidate();
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} else if (stillImageRequest && style->isLoaded()) {
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// TODO: determine whether we need activate/deactivate
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backend.activate();
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render(stillImageRequest->view);
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backend.deactivate();
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}
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updateFlags = Update::Nothing;
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}
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void Map::Impl::render(View& view) {
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if (!painter) {
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painter = std::make_unique<Painter>(backend.getContext(), transform.getState());
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}
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FrameData frameData { timePoint,
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pixelRatio,
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mode,
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contextMode,
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debugOptions };
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painter->render(*style,
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frameData,
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view,
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annotationManager->getSpriteAtlas());
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if (mode == MapMode::Still) {
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auto request = std::move(stillImageRequest);
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request->callback(nullptr);
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}
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painter->cleanup();
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if (style->hasTransitions()) {
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updateFlags |= Update::RecalculateStyle;
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asyncUpdate.send();
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} else if (painter->needsAnimation()) {
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updateFlags |= Update::Repaint;
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asyncUpdate.send();
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}
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}
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#pragma mark - Style
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void Map::setStyleURL(const std::string& url) {
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if (impl->styleURL == url) {
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return;
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}
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impl->loading = true;
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impl->backend.notifyMapChange(MapChangeWillStartLoadingMap);
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impl->styleRequest = nullptr;
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impl->styleURL = url;
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impl->styleJSON.clear();
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impl->styleMutated = false;
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impl->style = std::make_unique<Style>(impl->fileSource, impl->pixelRatio);
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impl->styleRequest = impl->fileSource.request(Resource::style(impl->styleURL), [this](Response res) {
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// Once we get a fresh style, or the style is mutated, stop revalidating.
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if (res.isFresh() || impl->styleMutated) {
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impl->styleRequest.reset();
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}
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// Don't allow a loaded, mutated style to be overwritten with a new version.
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if (impl->styleMutated && impl->style->loaded) {
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return;
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}
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if (res.error) {
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if (res.error->reason == Response::Error::Reason::NotFound &&
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util::mapbox::isMapboxURL(impl->styleURL)) {
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Log::Error(Event::Setup, "style %s could not be found or is an incompatible legacy map or style", impl->styleURL.c_str());
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} else {
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Log::Error(Event::Setup, "loading style failed: %s", res.error->message.c_str());
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}
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impl->onStyleError();
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impl->onResourceError(std::make_exception_ptr(std::runtime_error(res.error->message)));
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} else if (res.notModified || res.noContent) {
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return;
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} else {
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impl->loadStyleJSON(*res.data);
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}
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});
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}
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void Map::setStyleJSON(const std::string& json) {
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if (impl->styleJSON == json) {
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return;
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}
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impl->loading = true;
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impl->backend.notifyMapChange(MapChangeWillStartLoadingMap);
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impl->styleURL.clear();
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impl->styleJSON.clear();
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impl->styleMutated = false;
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impl->style = std::make_unique<Style>(impl->fileSource, impl->pixelRatio);
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impl->loadStyleJSON(json);
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}
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void Map::Impl::loadStyleJSON(const std::string& json) {
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style->setObserver(this);
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style->setJSON(json);
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styleJSON = json;
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// force style cascade, causing all pending transitions to complete.
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style->cascade(Clock::now(), mode);
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if (!cameraMutated) {
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// Zoom first because it may constrain subsequent operations.
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map.setZoom(map.getDefaultZoom());
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map.setLatLng(map.getDefaultLatLng());
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map.setBearing(map.getDefaultBearing());
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map.setPitch(map.getDefaultPitch());
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}
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updateFlags |= Update::Classes | Update::RecalculateStyle | Update::AnnotationStyle;
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asyncUpdate.send();
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}
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std::string Map::getStyleURL() const {
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return impl->styleURL;
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}
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std::string Map::getStyleJSON() const {
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return impl->styleJSON;
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}
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#pragma mark - Transitions
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void Map::cancelTransitions() {
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impl->transform.cancelTransitions();
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impl->onUpdate(Update::Repaint);
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}
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void Map::setGestureInProgress(bool inProgress) {
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impl->transform.setGestureInProgress(inProgress);
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impl->onUpdate(Update::Repaint);
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}
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bool Map::isGestureInProgress() const {
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return impl->transform.isGestureInProgress();
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}
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bool Map::isRotating() const {
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return impl->transform.isRotating();
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}
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bool Map::isScaling() const {
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return impl->transform.isScaling();
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}
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bool Map::isPanning() const {
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return impl->transform.isPanning();
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}
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#pragma mark -
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CameraOptions Map::getCameraOptions(optional<EdgeInsets> padding) const {
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return impl->transform.getCameraOptions(padding);
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}
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void Map::jumpTo(const CameraOptions& camera) {
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impl->cameraMutated = true;
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impl->transform.jumpTo(camera);
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impl->onUpdate(camera.zoom ? Update::RecalculateStyle : Update::Repaint);
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}
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void Map::easeTo(const CameraOptions& camera, const AnimationOptions& animation) {
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impl->cameraMutated = true;
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impl->transform.easeTo(camera, animation);
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impl->onUpdate(camera.zoom ? Update::RecalculateStyle : Update::Repaint);
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}
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void Map::flyTo(const CameraOptions& camera, const AnimationOptions& animation) {
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impl->cameraMutated = true;
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impl->transform.flyTo(camera, animation);
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impl->onUpdate(Update::RecalculateStyle);
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}
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#pragma mark - Position
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void Map::moveBy(const ScreenCoordinate& point, const Duration& duration) {
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impl->cameraMutated = true;
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impl->transform.moveBy(point, duration);
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impl->onUpdate(Update::Repaint);
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}
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void Map::setLatLng(const LatLng& latLng, const Duration& duration) {
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impl->cameraMutated = true;
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setLatLng(latLng, optional<ScreenCoordinate> {}, duration);
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}
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void Map::setLatLng(const LatLng& latLng, optional<EdgeInsets> padding, const Duration& duration) {
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impl->cameraMutated = true;
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impl->transform.setLatLng(latLng, padding, duration);
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impl->onUpdate(Update::Repaint);
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}
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void Map::setLatLng(const LatLng& latLng, optional<ScreenCoordinate> anchor, const Duration& duration) {
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impl->cameraMutated = true;
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impl->transform.setLatLng(latLng, anchor, duration);
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impl->onUpdate(Update::Repaint);
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}
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LatLng Map::getLatLng(optional<EdgeInsets> padding) const {
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impl->cameraMutated = true;
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return impl->transform.getLatLng(padding);
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}
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void Map::resetPosition(optional<EdgeInsets> padding) {
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impl->cameraMutated = true;
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CameraOptions camera;
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camera.angle = 0;
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camera.pitch = 0;
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camera.center = LatLng(0, 0);
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camera.padding = padding;
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camera.zoom = 0;
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impl->transform.jumpTo(camera);
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impl->onUpdate(Update::RecalculateStyle);
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}
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#pragma mark - Scale
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void Map::scaleBy(double ds, optional<ScreenCoordinate> anchor, const Duration& duration) {
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impl->cameraMutated = true;
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impl->transform.scaleBy(ds, anchor, duration);
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impl->onUpdate(Update::RecalculateStyle);
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}
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void Map::setScale(double scale, optional<ScreenCoordinate> anchor, const Duration& duration) {
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impl->cameraMutated = true;
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impl->transform.setScale(scale, anchor, duration);
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impl->onUpdate(Update::RecalculateStyle);
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}
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double Map::getScale() const {
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return impl->transform.getScale();
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}
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void Map::setZoom(double zoom, const Duration& duration) {
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impl->cameraMutated = true;
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setZoom(zoom, {}, duration);
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}
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void Map::setZoom(double zoom, optional<EdgeInsets> padding, const Duration& duration) {
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impl->cameraMutated = true;
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impl->transform.setZoom(zoom, padding, duration);
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impl->onUpdate(Update::RecalculateStyle);
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}
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double Map::getZoom() const {
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return impl->transform.getZoom();
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}
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void Map::setLatLngZoom(const LatLng& latLng, double zoom, const Duration& duration) {
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impl->cameraMutated = true;
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setLatLngZoom(latLng, zoom, {}, duration);
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}
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void Map::setLatLngZoom(const LatLng& latLng, double zoom, optional<EdgeInsets> padding, const Duration& duration) {
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impl->cameraMutated = true;
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impl->transform.setLatLngZoom(latLng, zoom, padding, duration);
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impl->onUpdate(Update::RecalculateStyle);
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}
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CameraOptions Map::cameraForLatLngBounds(const LatLngBounds& bounds, optional<EdgeInsets> padding) const {
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return cameraForLatLngs({
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bounds.northwest(),
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bounds.southwest(),
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bounds.southeast(),
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bounds.northeast(),
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}, padding);
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}
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|
|
CameraOptions Map::cameraForLatLngs(const std::vector<LatLng>& latLngs, optional<EdgeInsets> padding) const {
|
|
CameraOptions options;
|
|
if (latLngs.empty()) {
|
|
return options;
|
|
}
|
|
|
|
// Calculate the bounds of the possibly rotated shape with respect to the viewport.
|
|
ScreenCoordinate nePixel = {-INFINITY, -INFINITY};
|
|
ScreenCoordinate swPixel = {INFINITY, INFINITY};
|
|
double viewportHeight = getSize().height;
|
|
for (LatLng latLng : latLngs) {
|
|
ScreenCoordinate pixel = pixelForLatLng(latLng);
|
|
swPixel.x = std::min(swPixel.x, pixel.x);
|
|
nePixel.x = std::max(nePixel.x, pixel.x);
|
|
swPixel.y = std::min(swPixel.y, viewportHeight - pixel.y);
|
|
nePixel.y = std::max(nePixel.y, viewportHeight - pixel.y);
|
|
}
|
|
double width = nePixel.x - swPixel.x;
|
|
double height = nePixel.y - swPixel.y;
|
|
|
|
// Calculate the zoom level.
|
|
double minScale = INFINITY;
|
|
if (width > 0 || height > 0) {
|
|
double scaleX = double(getSize().width) / width;
|
|
double scaleY = double(getSize().height) / height;
|
|
if (padding && *padding) {
|
|
scaleX -= (padding->left + padding->right) / width;
|
|
scaleY -= (padding->top + padding->bottom) / height;
|
|
}
|
|
minScale = util::min(scaleX, scaleY);
|
|
}
|
|
double zoom = util::log2(getScale() * minScale);
|
|
zoom = util::clamp(zoom, getMinZoom(), getMaxZoom());
|
|
|
|
// Calculate the center point of a virtual bounds that is extended in all directions by padding.
|
|
ScreenCoordinate centerPixel = nePixel + swPixel;
|
|
if (padding && *padding) {
|
|
ScreenCoordinate paddedNEPixel = {
|
|
padding->right / minScale,
|
|
padding->top / minScale,
|
|
};
|
|
ScreenCoordinate paddedSWPixel = {
|
|
padding->left / minScale,
|
|
padding->bottom / minScale,
|
|
};
|
|
centerPixel = centerPixel + paddedNEPixel - paddedSWPixel;
|
|
}
|
|
centerPixel /= 2.0;
|
|
|
|
// CameraOptions origin is at the top-left corner.
|
|
centerPixel.y = viewportHeight - centerPixel.y;
|
|
|
|
options.center = latLngForPixel(centerPixel);
|
|
options.zoom = zoom;
|
|
return options;
|
|
}
|
|
|
|
void Map::resetZoom() {
|
|
impl->cameraMutated = true;
|
|
setZoom(0);
|
|
}
|
|
|
|
void Map::setMinZoom(const double minZoom) {
|
|
impl->transform.setMinZoom(minZoom);
|
|
if (getZoom() < minZoom) {
|
|
setZoom(minZoom);
|
|
}
|
|
}
|
|
|
|
double Map::getMinZoom() const {
|
|
return impl->transform.getState().getMinZoom();
|
|
}
|
|
|
|
void Map::setMaxZoom(const double maxZoom) {
|
|
impl->transform.setMaxZoom(maxZoom);
|
|
if (getZoom() > maxZoom) {
|
|
setZoom(maxZoom);
|
|
}
|
|
}
|
|
|
|
double Map::getMaxZoom() const {
|
|
return impl->transform.getState().getMaxZoom();
|
|
}
|
|
|
|
#pragma mark - Size
|
|
|
|
void Map::setSize(const Size size) {
|
|
impl->transform.resize(size);
|
|
impl->onUpdate(Update::Repaint);
|
|
}
|
|
|
|
Size Map::getSize() const {
|
|
return impl->transform.getState().getSize();
|
|
}
|
|
|
|
#pragma mark - Rotation
|
|
|
|
void Map::rotateBy(const ScreenCoordinate& first, const ScreenCoordinate& second, const Duration& duration) {
|
|
impl->cameraMutated = true;
|
|
impl->transform.rotateBy(first, second, duration);
|
|
impl->onUpdate(Update::Repaint);
|
|
}
|
|
|
|
void Map::setBearing(double degrees, const Duration& duration) {
|
|
impl->cameraMutated = true;
|
|
setBearing(degrees, EdgeInsets(), duration);
|
|
}
|
|
|
|
void Map::setBearing(double degrees, optional<ScreenCoordinate> anchor, const Duration& duration) {
|
|
impl->cameraMutated = true;
|
|
impl->transform.setAngle(-degrees * util::DEG2RAD, anchor, duration);
|
|
impl->onUpdate(Update::Repaint);
|
|
}
|
|
|
|
void Map::setBearing(double degrees, optional<EdgeInsets> padding, const Duration& duration) {
|
|
impl->cameraMutated = true;
|
|
impl->transform.setAngle(-degrees * util::DEG2RAD, padding, duration);
|
|
impl->onUpdate(Update::Repaint);
|
|
}
|
|
|
|
double Map::getBearing() const {
|
|
return -impl->transform.getAngle() * util::RAD2DEG;
|
|
}
|
|
|
|
void Map::resetNorth(const Duration& duration) {
|
|
impl->cameraMutated = true;
|
|
impl->transform.setAngle(0, duration);
|
|
impl->onUpdate(Update::Repaint);
|
|
}
|
|
|
|
#pragma mark - Pitch
|
|
|
|
void Map::setPitch(double pitch, const Duration& duration) {
|
|
impl->cameraMutated = true;
|
|
setPitch(pitch, {}, duration);
|
|
}
|
|
|
|
void Map::setPitch(double pitch, optional<ScreenCoordinate> anchor, const Duration& duration) {
|
|
impl->cameraMutated = true;
|
|
impl->transform.setPitch(pitch * util::DEG2RAD, anchor, duration);
|
|
impl->onUpdate(Update::Repaint);
|
|
}
|
|
|
|
double Map::getPitch() const {
|
|
return impl->transform.getPitch() * util::RAD2DEG;
|
|
}
|
|
|
|
#pragma mark - North Orientation
|
|
|
|
void Map::setNorthOrientation(NorthOrientation orientation) {
|
|
impl->transform.setNorthOrientation(orientation);
|
|
impl->onUpdate(Update::Repaint);
|
|
}
|
|
|
|
NorthOrientation Map::getNorthOrientation() const {
|
|
return impl->transform.getNorthOrientation();
|
|
}
|
|
|
|
#pragma mark - Constrain mode
|
|
|
|
void Map::setConstrainMode(mbgl::ConstrainMode mode) {
|
|
impl->transform.setConstrainMode(mode);
|
|
impl->onUpdate(Update::Repaint);
|
|
}
|
|
|
|
ConstrainMode Map::getConstrainMode() const {
|
|
return impl->transform.getConstrainMode();
|
|
}
|
|
|
|
#pragma mark - Viewport mode
|
|
|
|
void Map::setViewportMode(mbgl::ViewportMode mode) {
|
|
impl->transform.setViewportMode(mode);
|
|
impl->onUpdate(Update::Repaint);
|
|
}
|
|
|
|
ViewportMode Map::getViewportMode() const {
|
|
return impl->transform.getViewportMode();
|
|
}
|
|
|
|
#pragma mark - Projection
|
|
|
|
double Map::getMetersPerPixelAtLatitude(double lat, double zoom) const {
|
|
return Projection::getMetersPerPixelAtLatitude(lat, zoom);
|
|
}
|
|
|
|
ProjectedMeters Map::projectedMetersForLatLng(const LatLng& latLng) const {
|
|
return Projection::projectedMetersForLatLng(latLng);
|
|
}
|
|
|
|
LatLng Map::latLngForProjectedMeters(const ProjectedMeters& projectedMeters) const {
|
|
return Projection::latLngForProjectedMeters(projectedMeters);
|
|
}
|
|
|
|
ScreenCoordinate Map::pixelForLatLng(const LatLng& latLng) const {
|
|
return impl->transform.latLngToScreenCoordinate(latLng);
|
|
}
|
|
|
|
LatLng Map::latLngForPixel(const ScreenCoordinate& pixel) const {
|
|
return impl->transform.screenCoordinateToLatLng(pixel);
|
|
}
|
|
|
|
#pragma mark - Annotations
|
|
|
|
void Map::addAnnotationIcon(const std::string& name, std::shared_ptr<const SpriteImage> sprite) {
|
|
impl->annotationManager->addIcon(name, sprite);
|
|
}
|
|
|
|
void Map::removeAnnotationIcon(const std::string& name) {
|
|
impl->annotationManager->removeIcon(name);
|
|
}
|
|
|
|
double Map::getTopOffsetPixelsForAnnotationIcon(const std::string& name) {
|
|
return impl->annotationManager->getTopOffsetPixelsForIcon(name);
|
|
}
|
|
|
|
AnnotationID Map::addAnnotation(const Annotation& annotation) {
|
|
auto result = impl->annotationManager->addAnnotation(annotation, getMaxZoom());
|
|
impl->onUpdate(Update::AnnotationStyle | Update::AnnotationData);
|
|
return result;
|
|
}
|
|
|
|
void Map::updateAnnotation(AnnotationID id, const Annotation& annotation) {
|
|
impl->onUpdate(impl->annotationManager->updateAnnotation(id, annotation, getMaxZoom()));
|
|
}
|
|
|
|
void Map::removeAnnotation(AnnotationID annotation) {
|
|
impl->annotationManager->removeAnnotation(annotation);
|
|
impl->onUpdate(Update::AnnotationStyle | Update::AnnotationData);
|
|
}
|
|
|
|
#pragma mark - Feature query api
|
|
|
|
std::vector<Feature> Map::queryRenderedFeatures(const ScreenCoordinate& point, const optional<std::vector<std::string>>& layerIDs) {
|
|
if (!impl->style) return {};
|
|
|
|
return impl->style->queryRenderedFeatures({
|
|
{ point },
|
|
impl->transform.getState(),
|
|
layerIDs
|
|
});
|
|
}
|
|
|
|
std::vector<Feature> Map::queryRenderedFeatures(const ScreenBox& box, const optional<std::vector<std::string>>& layerIDs) {
|
|
if (!impl->style) return {};
|
|
|
|
return impl->style->queryRenderedFeatures({
|
|
{
|
|
box.min,
|
|
{ box.max.x, box.min.y },
|
|
box.max,
|
|
{ box.min.x, box.max.y },
|
|
box.min
|
|
},
|
|
impl->transform.getState(),
|
|
layerIDs
|
|
});
|
|
}
|
|
|
|
AnnotationIDs Map::queryPointAnnotations(const ScreenBox& box) {
|
|
auto features = queryRenderedFeatures(box, {{ AnnotationManager::PointLayerID }});
|
|
std::set<AnnotationID> set;
|
|
for (auto &feature : features) {
|
|
assert(feature.id);
|
|
assert(*feature.id <= std::numeric_limits<AnnotationID>::max());
|
|
set.insert(static_cast<AnnotationID>(feature.id->get<uint64_t>()));
|
|
}
|
|
AnnotationIDs ids;
|
|
ids.reserve(set.size());
|
|
std::move(set.begin(), set.end(), std::back_inserter(ids));
|
|
return ids;
|
|
}
|
|
|
|
#pragma mark - Style API
|
|
|
|
style::Source* Map::getSource(const std::string& sourceID) {
|
|
if (impl->style) {
|
|
impl->styleMutated = true;
|
|
return impl->style->getSource(sourceID);
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
void Map::addSource(std::unique_ptr<style::Source> source) {
|
|
if (impl->style) {
|
|
impl->styleMutated = true;
|
|
impl->style->addSource(std::move(source));
|
|
}
|
|
}
|
|
|
|
void Map::removeSource(const std::string& sourceID) {
|
|
if (impl->style) {
|
|
impl->styleMutated = true;
|
|
impl->style->removeSource(sourceID);
|
|
}
|
|
}
|
|
|
|
style::Layer* Map::getLayer(const std::string& layerID) {
|
|
if (impl->style) {
|
|
impl->styleMutated = true;
|
|
return impl->style->getLayer(layerID);
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
void Map::addLayer(std::unique_ptr<Layer> layer, const optional<std::string>& before) {
|
|
if (!impl->style) {
|
|
return;
|
|
}
|
|
|
|
impl->styleMutated = true;
|
|
impl->backend.activate();
|
|
|
|
impl->style->addLayer(std::move(layer), before);
|
|
impl->onUpdate(Update::Classes);
|
|
|
|
impl->backend.deactivate();
|
|
}
|
|
|
|
void Map::removeLayer(const std::string& id) {
|
|
if (!impl->style) {
|
|
return;
|
|
}
|
|
|
|
impl->styleMutated = true;
|
|
impl->backend.activate();
|
|
|
|
impl->style->removeLayer(id);
|
|
impl->onUpdate(Update::Classes);
|
|
|
|
impl->backend.deactivate();
|
|
}
|
|
|
|
void Map::addImage(const std::string& name, std::unique_ptr<const SpriteImage> image) {
|
|
if (!impl->style) {
|
|
return;
|
|
}
|
|
|
|
impl->styleMutated = true;
|
|
impl->style->spriteAtlas->setSprite(name, std::move(image));
|
|
impl->style->spriteAtlas->updateDirty();
|
|
|
|
impl->onUpdate(Update::Repaint);
|
|
}
|
|
|
|
void Map::removeImage(const std::string& name) {
|
|
if (!impl->style) {
|
|
return;
|
|
}
|
|
|
|
impl->styleMutated = true;
|
|
impl->style->spriteAtlas->removeSprite(name);
|
|
impl->style->spriteAtlas->updateDirty();
|
|
|
|
impl->onUpdate(Update::Repaint);
|
|
}
|
|
|
|
#pragma mark - Defaults
|
|
|
|
std::string Map::getStyleName() const {
|
|
if (impl->style) {
|
|
return impl->style->getName();
|
|
}
|
|
return {};
|
|
}
|
|
|
|
LatLng Map::getDefaultLatLng() const {
|
|
if (impl->style) {
|
|
return impl->style->getDefaultLatLng();
|
|
}
|
|
return {};
|
|
}
|
|
|
|
double Map::getDefaultZoom() const {
|
|
if (impl->style) {
|
|
return impl->style->getDefaultZoom();
|
|
}
|
|
return {};
|
|
}
|
|
|
|
double Map::getDefaultBearing() const {
|
|
if (impl->style) {
|
|
return impl->style->getDefaultBearing();
|
|
}
|
|
return {};
|
|
}
|
|
|
|
double Map::getDefaultPitch() const {
|
|
if (impl->style) {
|
|
return impl->style->getDefaultPitch();
|
|
}
|
|
return {};
|
|
}
|
|
|
|
#pragma mark - Toggles
|
|
|
|
void Map::setDebug(MapDebugOptions debugOptions) {
|
|
impl->debugOptions = debugOptions;
|
|
impl->onUpdate(Update::Repaint);
|
|
}
|
|
|
|
void Map::cycleDebugOptions() {
|
|
#if not MBGL_USE_GLES2
|
|
if (impl->debugOptions & MapDebugOptions::StencilClip)
|
|
impl->debugOptions = MapDebugOptions::NoDebug;
|
|
else if (impl->debugOptions & MapDebugOptions::Overdraw)
|
|
impl->debugOptions = MapDebugOptions::StencilClip;
|
|
#else
|
|
if (impl->debugOptions & MapDebugOptions::Overdraw)
|
|
impl->debugOptions = MapDebugOptions::NoDebug;
|
|
#endif // MBGL_USE_GLES2
|
|
else if (impl->debugOptions & MapDebugOptions::Collision)
|
|
impl->debugOptions = MapDebugOptions::Overdraw;
|
|
else if (impl->debugOptions & MapDebugOptions::Timestamps)
|
|
impl->debugOptions = impl->debugOptions | MapDebugOptions::Collision;
|
|
else if (impl->debugOptions & MapDebugOptions::ParseStatus)
|
|
impl->debugOptions = impl->debugOptions | MapDebugOptions::Timestamps;
|
|
else if (impl->debugOptions & MapDebugOptions::TileBorders)
|
|
impl->debugOptions = impl->debugOptions | MapDebugOptions::ParseStatus;
|
|
else
|
|
impl->debugOptions = MapDebugOptions::TileBorders;
|
|
|
|
impl->onUpdate(Update::Repaint);
|
|
}
|
|
|
|
MapDebugOptions Map::getDebug() const {
|
|
return impl->debugOptions;
|
|
}
|
|
|
|
bool Map::isFullyLoaded() const {
|
|
return impl->style ? impl->style->isLoaded() : false;
|
|
}
|
|
|
|
void Map::addClass(const std::string& className) {
|
|
if (impl->style && impl->style->addClass(className)) {
|
|
impl->onUpdate(Update::Classes);
|
|
}
|
|
}
|
|
|
|
void Map::removeClass(const std::string& className) {
|
|
if (impl->style && impl->style->removeClass(className)) {
|
|
impl->onUpdate(Update::Classes);
|
|
}
|
|
}
|
|
|
|
void Map::setClasses(const std::vector<std::string>& classNames) {
|
|
if (impl->style) {
|
|
impl->style->setClasses(classNames);
|
|
impl->onUpdate(Update::Classes);
|
|
}
|
|
}
|
|
|
|
style::TransitionOptions Map::getTransitionOptions() const {
|
|
if (impl->style) {
|
|
return impl->style->getTransitionOptions();
|
|
}
|
|
return {};
|
|
}
|
|
|
|
void Map::setTransitionOptions(const style::TransitionOptions& options) {
|
|
if (impl->style) {
|
|
impl->style->setTransitionOptions(options);
|
|
}
|
|
}
|
|
|
|
bool Map::hasClass(const std::string& className) const {
|
|
return impl->style ? impl->style->hasClass(className) : false;
|
|
}
|
|
|
|
std::vector<std::string> Map::getClasses() const {
|
|
if (impl->style) {
|
|
return impl->style->getClasses();
|
|
}
|
|
return {};
|
|
}
|
|
|
|
void Map::setSourceTileCacheSize(size_t size) {
|
|
if (size != impl->sourceCacheSize) {
|
|
impl->sourceCacheSize = size;
|
|
if (!impl->style) return;
|
|
impl->style->setSourceTileCacheSize(size);
|
|
impl->backend.invalidate();
|
|
}
|
|
}
|
|
|
|
void Map::onLowMemory() {
|
|
if (impl->painter) {
|
|
impl->backend.activate();
|
|
impl->painter->cleanup();
|
|
impl->backend.deactivate();
|
|
}
|
|
if (impl->style) {
|
|
impl->style->onLowMemory();
|
|
impl->backend.invalidate();
|
|
}
|
|
}
|
|
|
|
void Map::Impl::onSourceAttributionChanged(style::Source&, const std::string&) {
|
|
backend.notifyMapChange(MapChangeSourceDidChange);
|
|
}
|
|
|
|
void Map::Impl::onUpdate(Update flags) {
|
|
updateFlags |= flags;
|
|
asyncUpdate.send();
|
|
}
|
|
|
|
void Map::Impl::onStyleLoaded() {
|
|
backend.notifyMapChange(MapChangeDidFinishLoadingStyle);
|
|
}
|
|
|
|
void Map::Impl::onStyleError() {
|
|
backend.notifyMapChange(MapChangeDidFailLoadingMap);
|
|
}
|
|
|
|
void Map::Impl::onResourceError(std::exception_ptr error) {
|
|
if (mode == MapMode::Still && stillImageRequest) {
|
|
auto request = std::move(stillImageRequest);
|
|
request->callback(error);
|
|
}
|
|
}
|
|
|
|
void Map::dumpDebugLogs() const {
|
|
Log::Info(Event::General, "--------------------------------------------------------------------------------");
|
|
Log::Info(Event::General, "MapContext::styleURL: %s", impl->styleURL.c_str());
|
|
if (impl->style) {
|
|
impl->style->dumpDebugLogs();
|
|
} else {
|
|
Log::Info(Event::General, "no style loaded");
|
|
}
|
|
Log::Info(Event::General, "--------------------------------------------------------------------------------");
|
|
}
|
|
|
|
} // namespace mbgl
|