diff options
Diffstat (limited to 'platform/android/src/native_map_view.cpp')
| -rwxr-xr-x | platform/android/src/native_map_view.cpp | 875 |
1 files changed, 749 insertions, 126 deletions
diff --git a/platform/android/src/native_map_view.cpp b/platform/android/src/native_map_view.cpp index 50fa8944f7..484e14b111 100755 --- a/platform/android/src/native_map_view.cpp +++ b/platform/android/src/native_map_view.cpp @@ -1,6 +1,4 @@ #include "native_map_view.hpp" -#include "jni.hpp" -#include <jni/jni.hpp> #include <cstdlib> #include <ctime> @@ -11,130 +9,149 @@ #include <sys/system_properties.h> -#include <mbgl/util/platform.hpp> -#include <mbgl/util/event.hpp> -#include <mbgl/util/logging.hpp> -#include <mbgl/gl/extension.hpp> +#include <EGL/egl.h> + +#include <jni/jni.hpp> + #include <mbgl/gl/context.hpp> +#include <mbgl/gl/extension.hpp> #include <mbgl/util/constants.hpp> +#include <mbgl/util/event.hpp> +#include <mbgl/util/exception.hpp> +#include <mbgl/util/geo.hpp> #include <mbgl/util/image.hpp> +#include <mbgl/util/logging.hpp> +#include <mbgl/util/platform.hpp> +#include <mbgl/sprite/sprite_image.hpp> +#include "conversion/conversion.hpp" +#include "conversion/collection.hpp" +#include "geometry/conversion/feature.hpp" + +#include "jni.hpp" +#include "attach_env.hpp" #include "bitmap.hpp" #include "run_loop_impl.hpp" +#include "java/util.hpp" namespace mbgl { namespace android { -NativeMapView::NativeMapView(JNIEnv *env_, jobject obj_, float _pixelRatio, int availableProcessors_, size_t totalMemory_) - : env(env_), - pixelRatio(_pixelRatio), - availableProcessors(availableProcessors_), - totalMemory(totalMemory_), - runLoop(std::make_unique<mbgl::util::RunLoop>(mbgl::util::RunLoop::Type::New)), - threadPool(4) { +using DebugOptions = mbgl::MapDebugOptions; + +NativeMapView::NativeMapView(jni::JNIEnv& _env, jni::Object<NativeMapView> _obj, jni::String _cachePath, jni::String _apkPath, + jni::jfloat _pixelRatio, jni::jint _availableProcessors, jni::jlong _totalMemory) : + javaPeer(_obj.NewWeakGlobalRef(_env)), + pixelRatio(_pixelRatio), + availableProcessors(_availableProcessors), + totalMemory(_totalMemory), + runLoop(std::make_unique<mbgl::util::RunLoop>(mbgl::util::RunLoop::Type::New)), + threadPool(4) { + mbgl::Log::Info(mbgl::Event::Android, "NativeMapView::NativeMapView"); //Add a wake function to wake the render thread when needed mbgl::util::RunLoop::Impl* loop = reinterpret_cast<mbgl::util::RunLoop::Impl*>(mbgl::util::RunLoop::getLoopHandle()); loop->setWakeFunction(std::bind(&NativeMapView::wake, this)); - assert(env_ != nullptr); - assert(obj_ != nullptr); - - if (env->GetJavaVM(&vm) < 0) { - env->ExceptionDescribe(); - return; - } - - obj = env->NewWeakGlobalRef(obj_); - if (obj == nullptr) { - env->ExceptionDescribe(); + // Get a reference to the JavaVM for callbacks + //TODO: Why? + if (_env.GetJavaVM(&vm) < 0) { + _env.ExceptionDescribe(); return; } + // Create a default file source for this map instance fileSource = std::make_unique<mbgl::DefaultFileSource>( - mbgl::android::cachePath + "/mbgl-offline.db", - mbgl::android::apkPath); + jni::Make<std::string>(_env, _cachePath) + "/mbgl-offline.db", + jni::Make<std::string>(_env, _apkPath)); + // Create the core map map = std::make_unique<mbgl::Map>( *this, mbgl::Size{ static_cast<uint32_t>(width), static_cast<uint32_t>(height) }, pixelRatio, *fileSource, threadPool, MapMode::Continuous); + //Calculate a fitting cache size based on device parameters float zoomFactor = map->getMaxZoom() - map->getMinZoom() + 1; float cpuFactor = availableProcessors; float memoryFactor = static_cast<float>(totalMemory) / 1000.0f / 1000.0f / 1000.0f; float sizeFactor = (static_cast<float>(map->getSize().width) / mbgl::util::tileSize) * - (static_cast<float>(map->getSize().height) / mbgl::util::tileSize); - - size_t cacheSize = zoomFactor * cpuFactor * memoryFactor * sizeFactor * 0.5f; + (static_cast<float>(map->getSize().height) / mbgl::util::tileSize); - map->setSourceTileCacheSize(cacheSize); + map->setSourceTileCacheSize(zoomFactor * cpuFactor * memoryFactor * sizeFactor * 0.5f); } +/** + * Called through NativeMapView#destroy() + */ NativeMapView::~NativeMapView() { mbgl::Log::Info(mbgl::Event::Android, "NativeMapView::~NativeMapView"); - assert(vm != nullptr); - assert(obj != nullptr); + //Remove the wake function as the JVM object is going to be GC'd pretty soon + mbgl::util::RunLoop::Impl* loop = reinterpret_cast<mbgl::util::RunLoop::Impl*>(mbgl::util::RunLoop::getLoopHandle()); + loop->setWakeFunction(nullptr); map.reset(); fileSource.reset(); - env->DeleteWeakGlobalRef(obj); - - obj = nullptr; - env = nullptr; vm = nullptr; } -mbgl::Size NativeMapView::getFramebufferSize() const { - mbgl::Log::Info(mbgl::Event::Android, "FB size %dx%d", fbWidth, fbHeight); - return { static_cast<uint32_t>(fbWidth), static_cast<uint32_t>(fbHeight) }; -} - -void NativeMapView::wake() { - mbgl::Log::Info(mbgl::Event::JNI, "Wake callback"); - - JNIEnv *env2; - jboolean detach = attach_jni_thread(theJVM, &env2, "GL Callback Thread"); - if (!detach) { - env2->CallVoidMethod(obj, wakeCallbackId); - if (env2->ExceptionCheck()) { - env2->ExceptionDescribe(); - } - } - detach_jni_thread(theJVM, &env2, detach); -} - -void NativeMapView::updateViewBinding() { - getContext().bindFramebuffer.setCurrentValue(0); - assert(mbgl::gl::value::BindFramebuffer::Get() == getContext().bindFramebuffer.getCurrentValue()); - getContext().viewport.setCurrentValue({ 0, 0, getFramebufferSize() }); - assert(mbgl::gl::value::Viewport::Get() == getContext().viewport.getCurrentValue()); -} - +/** + * From mbgl::View + */ void NativeMapView::bind() { getContext().bindFramebuffer = 0; getContext().viewport = { 0, 0, getFramebufferSize() }; } +/** + * From mbgl::Backend. Callback to java NativeMapView#onInvalidate(). + * + * May be called from any thread + */ void NativeMapView::invalidate() { Log::Info(mbgl::Event::Android, "NativeMapView::invalidate"); + android::UniqueEnv _env = android::AttachEnv(); + static auto onInvalidate = javaClass.GetMethod<void ()>(*_env, "onInvalidate"); + javaPeer->Call(*_env, onInvalidate); +} + +/** + * From mbgl::Backend. Callback to java NativeMapView#onMapChanged(int). + * + * May be called from any thread + */ +void NativeMapView::notifyMapChange(mbgl::MapChange change) { + mbgl::Log::Info(mbgl::Event::Android, "notifyMapChange"); assert(vm != nullptr); - assert(obj != nullptr); - JNIEnv *env2; - jboolean renderDetach = attach_jni_thread(theJVM, &env2, "Callback Thread"); - if (!renderDetach) { - env2->CallVoidMethod(obj, onInvalidateId); - if(env2->ExceptionCheck()) { - env2->ExceptionDescribe(); - } - } + + android::UniqueEnv _env = android::AttachEnv(); + static auto onMapChanged = javaClass.GetMethod<void (int)>(*_env, "onMapChanged"); + javaPeer->Call(*_env, onMapChanged, (int) change); +} + +// JNI Methods // + +void NativeMapView::onViewportChanged(jni::JNIEnv&, jni::jint w, jni::jint h) { + resizeView((int) w / pixelRatio, (int) h / pixelRatio); + resizeFramebuffer(w, h); } -void NativeMapView::render() { +void NativeMapView::render(jni::JNIEnv& env) { mbgl::Log::Info(mbgl::Event::Android, "NativeMapView::render"); + if (firstRender) { + mbgl::Log::Info(mbgl::Event::Android, "Initialize GL extensions"); + mbgl::gl::InitializeExtensions([] (const char * name) { + return reinterpret_cast<mbgl::gl::glProc>(eglGetProcAddress(name)); + }); + firstRender = false; + } + + //First, spin the run loop to process the queue (as there is no actual loop on the render thread) + mbgl::util::RunLoop::Get()->runOnce(); + if (framebufferSizeChanged) { getContext().viewport = { 0, 0, getFramebufferSize() }; framebufferSizeChanged = false; @@ -148,85 +165,576 @@ void NativeMapView::render() { // take snapshot auto image = getContext().readFramebuffer<mbgl::PremultipliedImage>(getFramebufferSize()); - auto bitmap = Bitmap::CreateBitmap(*env, std::move(image)); - - JNIEnv *env2; - jboolean renderDetach = attach_jni_thread(theJVM, &env2, "Callback Thread"); - if (!renderDetach) { - env2->CallVoidMethod(obj, onSnapshotReadyId, jni::Unwrap(*bitmap)); - if (env2->ExceptionCheck()) { - env2->ExceptionDescribe(); - } - } + auto bitmap = Bitmap::CreateBitmap(env, std::move(image)); + + android::UniqueEnv _env = android::AttachEnv(); + static auto onSnapshotReady = javaClass.GetMethod<void (jni::Object<Bitmap>)>(*_env, "onSnapshotReady"); + javaPeer->Call(*_env, onSnapshotReady, bitmap); } updateFps(); } -mbgl::Map &NativeMapView::getMap() { return *map; } +void NativeMapView::setAPIBaseUrl(jni::JNIEnv& env, jni::String url) { + fileSource->setAPIBaseURL(jni::Make<std::string>(env, url)); +} -mbgl::DefaultFileSource &NativeMapView::getFileSource() { return *fileSource; } +jni::String NativeMapView::getStyleUrl(jni::JNIEnv& env) { + return jni::Make<jni::String>(env, map->getStyleURL()); +} -void NativeMapView::scheduleTakeSnapshot() { - snapshot = true; +void NativeMapView::setStyleUrl(jni::JNIEnv& env, jni::String url) { + map->setStyleURL(jni::Make<std::string>(env, url)); } +jni::String NativeMapView::getStyleJson(jni::JNIEnv& env) { + return jni::Make<jni::String>(env, map->getStyleJSON()); +} -void NativeMapView::notifyMapChange(mbgl::MapChange change) { - mbgl::Log::Info(mbgl::Event::Android, "notifyMapChange"); - assert(vm != nullptr); - assert(obj != nullptr); - - JNIEnv *env2; - jboolean renderDetach = attach_jni_thread(theJVM, &env2, "Callback Thread"); - if (!renderDetach) { - env2->CallVoidMethod(obj, onMapChangedId, change); - if(env2->ExceptionCheck()) { - env2->ExceptionDescribe(); - } +void NativeMapView::setStyleJson(jni::JNIEnv& env, jni::String json) { + map->setStyleJSON(jni::Make<std::string>(env, json)); +} + +jni::String NativeMapView::getAccessToken(jni::JNIEnv& env) { + return jni::Make<jni::String>(env, fileSource->getAccessToken()); +} + +void NativeMapView::setAccessToken(jni::JNIEnv& env, jni::String token) { + fileSource->setAccessToken(jni::Make<std::string>(env, token)); +} + +void NativeMapView::cancelTransitions(jni::JNIEnv&) { + map->cancelTransitions(); +} + +void NativeMapView::setGestureInProgress(jni::JNIEnv&, jni::jboolean inProgress) { + map->setGestureInProgress(inProgress); +} + +void NativeMapView::moveBy(jni::JNIEnv&, jni::jdouble dx, jni::jdouble dy) { + map->moveBy({dx, dy}); +} + +jni::Object<LatLng> NativeMapView::getLatLng(JNIEnv& env) { + mbgl::LatLng latLng = map->getLatLng(insets); + return LatLng::New(env, latLng.latitude, latLng.longitude); +} + +void NativeMapView::setLatLng(jni::JNIEnv&, jni::jdouble latitude, jni::jdouble longitude) { + map->setLatLng(mbgl::LatLng(latitude, longitude), insets); +} + +void NativeMapView::setReachability(jni::JNIEnv&, jni::jboolean reachable) { + if (reachable) { + mbgl::NetworkStatus::Reachable(); } } -void NativeMapView::enableFps(bool enable) { +void NativeMapView::resetPosition(jni::JNIEnv&) { + map->resetPosition(); +} + +jni::jdouble NativeMapView::getPitch(jni::JNIEnv&) { + return map->getPitch(); +} + +void NativeMapView::setPitch(jni::JNIEnv&, jni::jdouble pitch) { + map->setPitch(pitch); +} + +void NativeMapView::scaleBy(jni::JNIEnv&, jni::jdouble ds, jni::jdouble cx, jni::jdouble cy) { + mbgl::ScreenCoordinate center(cx, cy); + map->scaleBy(ds, center); +} + +void NativeMapView::setScale(jni::JNIEnv&, jni::jdouble scale, jni::jdouble cx, jni::jdouble cy) { + mbgl::ScreenCoordinate center(cx, cy); + map->setScale(scale, center); +} + +jni::jdouble NativeMapView::getScale(jni::JNIEnv&) { + return map->getScale(); +} + +void NativeMapView::setZoom(jni::JNIEnv&, jni::jdouble zoom) { + map->setZoom(zoom); +} + +jni::jdouble NativeMapView::getZoom(jni::JNIEnv&) { + return map->getZoom(); +} + +void NativeMapView::resetZoom(jni::JNIEnv&) { + map->resetZoom(); +} + +void NativeMapView::setMinZoom(jni::JNIEnv&, jni::jdouble zoom) { + map->setMinZoom(zoom); +} + +jni::jdouble NativeMapView::getMinZoom(jni::JNIEnv&) { + return map->getMinZoom(); +} + +void NativeMapView::setMaxZoom(jni::JNIEnv&, jni::jdouble zoom) { + map->setMaxZoom(zoom); +} + +jni::jdouble NativeMapView::getMaxZoom(jni::JNIEnv&) { + return map->getMaxZoom(); +} + +void NativeMapView::rotateBy(jni::JNIEnv&, jni::jdouble sx, jni::jdouble sy, jni::jdouble ex, jni::jdouble ey) { + mbgl::ScreenCoordinate first(sx, sy); + mbgl::ScreenCoordinate second(ex, ey); + map->rotateBy(first, second); +} + +void NativeMapView::setBearing(jni::JNIEnv&, jni::jdouble degrees) { + map->setBearing(degrees); +} + +void NativeMapView::setBearingXY(jni::JNIEnv&, jni::jdouble degrees, jni::jdouble cx, jni::jdouble cy) { + mbgl::ScreenCoordinate center(cx, cy); + map->setBearing(degrees, center); +} + +jni::jdouble NativeMapView::getBearing(jni::JNIEnv&) { + return map->getBearing(); +} + +void NativeMapView::resetNorth(jni::JNIEnv&) { + map->resetNorth(); +} + +void NativeMapView::setVisibleCoordinateBounds(JNIEnv& env, jni::Array<jni::Object<LatLng>> coordinates, jni::Object<RectF> padding, jdouble direction) { + NullCheck(env, &coordinates); + std::size_t count = coordinates.Length(env); + + std::vector<mbgl::LatLng> latLngs; + latLngs.reserve(count); + + for (std::size_t i = 0; i < count; i++) { + auto latLng = coordinates.Get(env, i); + latLngs.push_back(LatLng::getLatLng(env, latLng)); + jni::DeleteLocalRef(env, latLng); + } + + mbgl::EdgeInsets mbglInsets = { RectF::getTop(env, padding), RectF::getLeft(env, padding), RectF::getBottom(env, padding), RectF::getRight(env, padding) }; + mbgl::CameraOptions cameraOptions = map->cameraForLatLngs(latLngs, mbglInsets); + if (direction >= 0) { + // convert from degrees to radians + cameraOptions.angle = (-direction * M_PI) / 180; + } + + mbgl::AnimationOptions animationOptions; + map->easeTo(cameraOptions, animationOptions); +} + +void NativeMapView::setContentPadding(JNIEnv&, double top, double left, double bottom, double right) { + insets = {top, left, bottom, right}; +} + +void NativeMapView::scheduleSnapshot(jni::JNIEnv&) { + snapshot = true; +} + +void NativeMapView::enableFps(jni::JNIEnv&, jni::jboolean enable) { fpsEnabled = enable; } -void NativeMapView::updateFps() { - if (!fpsEnabled) { +jni::Array<jni::jdouble> NativeMapView::getCameraValues(jni::JNIEnv& env) { + //Create buffer with values + jdouble buf[5]; + mbgl::LatLng latLng = map->getLatLng(insets); + buf[0] = latLng.latitude; + buf[1] = latLng.longitude; + buf[2] = -map->getBearing(); + buf[3] = map->getPitch(); + buf[4] = map->getZoom(); + + //Convert to Java array + auto output = jni::Array<jni::jdouble>::New(env, 5); + jni::SetArrayRegion(env, *output, 0, 5, buf); + + return output; +} + +void NativeMapView::updateMarker(jni::JNIEnv& env, jni::jlong markerId, jni::jdouble lat, jni::jdouble lon, jni::String jid) { + if (markerId == -1) { return; } - static int frames = 0; - static int64_t timeElapsed = 0LL; + std::string iconId = jni::Make<std::string>(env, jid); + // Because Java only has int, not unsigned int, we need to bump the annotation id up to a long. + map->updateAnnotation(markerId, mbgl::SymbolAnnotation { mbgl::Point<double>(lon, lat), iconId }); +} - frames++; - struct timespec now; - clock_gettime(CLOCK_MONOTONIC, &now); - int64_t currentTime = now.tv_sec * 1000000000LL + now.tv_nsec; +jni::Array<jni::jlong> NativeMapView::addMarkers(jni::JNIEnv& env, jni::Array<jni::Object<Marker>> jmarkers) { + jni::NullCheck(env, &jmarkers); + std::size_t len = jmarkers.Length(env); - if (currentTime - timeElapsed >= 1) { - fps = frames / ((currentTime - timeElapsed) / 1E9); - mbgl::Log::Info(mbgl::Event::Render, "FPS: %4.2f", fps); - timeElapsed = currentTime; - frames = 0; + std::vector<jni::jlong> ids; + ids.reserve(len); + + for (std::size_t i = 0; i < len; i++) { + jni::Object<Marker> marker = jmarkers.Get(env, i); + ids.push_back(map->addAnnotation(mbgl::SymbolAnnotation { + Marker::getPosition(env, marker), + Marker::getIconId(env, marker) + })); + + jni::DeleteLocalRef(env, marker); } - assert(vm != nullptr); - assert(obj != nullptr); - - JNIEnv *env2; - jboolean renderDetach = attach_jni_thread(theJVM, &env2, "Callback Thread"); - if (!renderDetach) { - env2->CallVoidMethod(obj, onFpsChangedId, fps); - if(env2->ExceptionCheck()) { - env2->ExceptionDescribe(); + auto result = jni::Array<jni::jlong>::New(env, len); + result.SetRegion<std::vector<jni::jlong>>(env, 0, ids); + + return result; +} + +void NativeMapView::onLowMemory(JNIEnv&) { + map->onLowMemory(); +} + +void NativeMapView::setDebug(JNIEnv&, jni::jboolean debug) { + DebugOptions debugOptions = debug ? DebugOptions::TileBorders | DebugOptions::ParseStatus | DebugOptions::Collision + : DebugOptions::NoDebug; + map->setDebug(debugOptions); + fpsEnabled = debug; +} + +void NativeMapView::cycleDebugOptions(JNIEnv&) { + map->cycleDebugOptions(); + fpsEnabled = map->getDebug() != DebugOptions::NoDebug; +} + +jni::jboolean NativeMapView::getDebug(JNIEnv&) { + return map->getDebug() != DebugOptions::NoDebug; +} + +jni::jboolean NativeMapView::isFullyLoaded(JNIEnv&) { + return map->isFullyLoaded(); +} + +jni::jdouble NativeMapView::getMetersPerPixelAtLatitude(JNIEnv&, jni::jdouble lat, jni::jdouble zoom) { + return map->getMetersPerPixelAtLatitude(lat, zoom); +} + +jni::Object<ProjectedMeters> NativeMapView::projectedMetersForLatLng(JNIEnv& env, jni::jdouble latitude, jni::jdouble longitude) { + mbgl::ProjectedMeters projectedMeters = map->projectedMetersForLatLng(mbgl::LatLng(latitude, longitude)); + return ProjectedMeters::New(env, projectedMeters.northing, projectedMeters.easting); +} + +jni::Object<PointF> NativeMapView::pixelForLatLng(JNIEnv& env, jdouble latitude, jdouble longitude) { + mbgl::ScreenCoordinate pixel = map->pixelForLatLng(mbgl::LatLng(latitude, longitude)); + return PointF::New(env, static_cast<float>(pixel.x), static_cast<float>(pixel.y)); +} + +jni::Object<LatLng> NativeMapView::latLngForProjectedMeters(JNIEnv& env, jdouble northing, jdouble easting) { + mbgl::LatLng latLng = map->latLngForProjectedMeters(mbgl::ProjectedMeters(northing, easting)); + return LatLng::New(env, latLng.latitude, latLng.longitude); +} + +jni::Object<LatLng> NativeMapView::latLngForPixel(JNIEnv& env, jfloat x, jfloat y) { + mbgl::LatLng latLng = map->latLngForPixel(mbgl::ScreenCoordinate(x, y)); + return LatLng::New(env, latLng.latitude, latLng.longitude); +} + +jni::Array<jlong> NativeMapView::addPolylines(JNIEnv& env, jni::Array<jni::Object<Polyline>> polylines) { + NullCheck(env, &polylines); + std::size_t len = polylines.Length(env); + + std::vector<jni::jlong> ids; + ids.reserve(len); + + for (std::size_t i = 0; i < len; i++) { + auto polyline = polylines.Get(env, i); + + mbgl::LineAnnotation annotation = Polyline::toAnnotation(env, polyline); + ids.push_back(map->addAnnotation(annotation)); + + jni::DeleteLocalRef(env, polyline); + } + + auto result = jni::Array<jni::jlong>::New(env, len); + result.SetRegion<std::vector<jni::jlong>>(env, 0, ids); + + return result; +} + + +jni::Array<jlong> NativeMapView::addPolygons(JNIEnv& env, jni::Array<jni::Object<Polygon>> polygons) { + NullCheck(env, &polygons); + std::size_t len = polygons.Length(env); + + std::vector<jni::jlong> ids; + ids.reserve(len); + + for (std::size_t i = 0; i < len; i++) { + auto polygon = polygons.Get(env, i); + + mbgl::FillAnnotation annotation = Polygon::toAnnotation(env, polygon); + ids.push_back(map->addAnnotation(annotation)); + + jni::DeleteLocalRef(env, polygon); + } + + auto result = jni::Array<jni::jlong>::New(env, len); + result.SetRegion<std::vector<jni::jlong>>(env, 0, ids); + + return result; +} + +//TODO: Move to Polyline class and make native peer +void NativeMapView::updatePolyline(JNIEnv& env, jlong polylineId, jni::Object<Polyline> polyline) { + mbgl::LineAnnotation annotation = Polyline::toAnnotation(env, polyline); + map->updateAnnotation(polylineId, annotation); +} + +//TODO: Move to Polygon class and make native peer +void NativeMapView::updatePolygon(JNIEnv& env, jlong polygonId, jni::Object<Polygon> polygon) { + mbgl::FillAnnotation annotation = Polygon::toAnnotation(env, polygon); + map->updateAnnotation(polygonId, annotation); +} + +void NativeMapView::removeAnnotations(JNIEnv& env, jni::Array<jlong> ids) { + NullCheck(env, &ids); + std::size_t len = ids.Length(env); + auto elements = jni::GetArrayElements(env, *ids); + jlong* jids = std::get<0>(elements).get(); + + for (std::size_t i = 0; i < len; i++) { + if(jids[i] == -1L) { + continue; } + map->removeAnnotation(jids[i]); } } -void NativeMapView::onViewportChanged(int w, int h) { - resizeView((int) w / pixelRatio, (int) h / pixelRatio); - resizeFramebuffer(w, h); +void NativeMapView::addAnnotationIcon(JNIEnv& env, jni::String symbol, jint w, jint h, jfloat scale, jni::Array<jbyte> jpixels) { + const std::string symbolName = jni::Make<std::string>(env, symbol); + + NullCheck(env, &jpixels); + std::size_t size = jpixels.Length(env); + + mbgl::PremultipliedImage premultipliedImage({ static_cast<uint32_t>(w), static_cast<uint32_t>(h) }); + if (premultipliedImage.bytes() != uint32_t(size)) { + throw mbgl::util::SpriteImageException("Sprite image pixel count mismatch"); + } + + jni::GetArrayRegion(env, *jpixels, 0, size, reinterpret_cast<jbyte*>(premultipliedImage.data.get())); + auto iconImage = std::make_shared<mbgl::SpriteImage>(std::move(premultipliedImage), float(scale)); + map->addAnnotationIcon(symbolName, iconImage); +} + +jdouble NativeMapView::getTopOffsetPixelsForAnnotationSymbol(JNIEnv& env, jni::String symbolName) { + return map->getTopOffsetPixelsForAnnotationIcon(jni::Make<std::string>(env, symbolName)); +} + +jlong NativeMapView::getTransitionDuration(JNIEnv&) { + const auto transitionOptions = map->getTransitionOptions(); + return transitionOptions.duration.value_or(mbgl::Duration::zero()).count(); +} + +void NativeMapView::setTransitionDuration(JNIEnv&, jlong duration) { + auto transitionOptions = map->getTransitionOptions(); + transitionOptions.duration = std::chrono::duration_cast<mbgl::Duration>(std::chrono::duration<jlong>(duration)); + map->setTransitionOptions(transitionOptions); +} + +jlong NativeMapView::getTransitionDelay(JNIEnv&) { + const auto transitionOptions = map->getTransitionOptions(); + return transitionOptions.delay.value_or(mbgl::Duration::zero()).count(); +} + +void NativeMapView::setTransitionDelay(JNIEnv&, jlong delay) { + auto transitionOptions = map->getTransitionOptions(); + transitionOptions.delay = std::chrono::duration_cast<mbgl::Duration>(std::chrono::duration<jlong>(delay)); + map->setTransitionOptions(transitionOptions); +} + +jni::Array<jlong> NativeMapView::queryPointAnnotations(JNIEnv& env, jni::Object<RectF> rect) { + // Convert input + mbgl::ScreenBox box = { + { RectF::getLeft(env, rect), RectF::getTop(env, rect) }, + { RectF::getRight(env, rect), RectF::getBottom(env, rect) }, + }; + + // Assume only points for now + mbgl::AnnotationIDs ids = map->queryPointAnnotations(box); + + // Convert result + std::vector<jlong> longIds(ids.begin(), ids.end()); + auto result = jni::Array<jni::jlong>::New(env, ids.size()); + result.SetRegion<std::vector<jni::jlong>>(env, 0, longIds); + + return result; +} + +jni::Array<jni::Object<Feature>> NativeMapView::queryRenderedFeaturesForPoint(JNIEnv& env, jni::jfloat x, jni::jfloat y, jni::Array<jni::String> layerIds) { + using namespace mbgl::android::conversion; + using namespace mapbox::geometry; + + mbgl::optional<std::vector<std::string>> layers; + if (layerIds != nullptr && layerIds.Length(env) > 0) { + layers = toVector(env, layerIds); + } + point<double> point = {x, y}; + + return *convert<jni::Array<jni::Object<Feature>>, std::vector<mbgl::Feature>>(env, map->queryRenderedFeatures(point, layers)); +} + +jni::Array<jni::Object<Feature>> NativeMapView::queryRenderedFeaturesForBox(JNIEnv& env, jni::jfloat left, jni::jfloat top, jni::jfloat right, jni::jfloat bottom, jni::Array<jni::String> layerIds) { + using namespace mbgl::android::conversion; + using namespace mapbox::geometry; + + mbgl::optional<std::vector<std::string>> layers; + if (layerIds != nullptr && layerIds.Length(env) > 0) { + layers = toVector(env, layerIds); + } + box<double> box = { point<double>{ left, top}, point<double>{ right, bottom } }; + + return *convert<jni::Array<jni::Object<Feature>>, std::vector<mbgl::Feature>>(env, map->queryRenderedFeatures(box, layers)); +} + +jni::Object<Layer> NativeMapView::getLayer(JNIEnv& env, jni::String layerId) { + + // Find the layer + mbgl::style::Layer* coreLayer = map->getLayer(jni::Make<std::string>(env, layerId)); + if (!coreLayer) { + mbgl::Log::Debug(mbgl::Event::JNI, "No layer found"); + return jni::Object<Layer>(); + } + + // Create and return the layer's native peer + return jni::Object<Layer>(createJavaLayerPeer(env, *map, *coreLayer)); +} + +void NativeMapView::addLayer(JNIEnv& env, jlong nativeLayerPtr, jni::String before) { + assert(nativeLayerPtr != 0); + + Layer *layer = reinterpret_cast<Layer *>(nativeLayerPtr); + try { + layer->addToMap(*map, before ? mbgl::optional<std::string>(jni::Make<std::string>(env, before)) : mbgl::optional<std::string>()); + } catch (const std::runtime_error& error) { + jni::ThrowNew(env, jni::FindClass(env, "com/mapbox/mapboxsdk/style/layers/CannotAddLayerException"), error.what()); + } +} + +/** + * Remove by layer id. Ownership is not transferred back + */ +void NativeMapView::removeLayerById(JNIEnv& env, jni::String id) { + try { + map->removeLayer(jni::Make<std::string>(env, id)); + } catch (const std::runtime_error& error) { + jni::ThrowNew(env, jni::FindClass(env, "com/mapbox/mapboxsdk/style/layers/NoSuchLayerException"), error.what()); + } +} + +/** + * Remove with wrapper object id. Ownership is transferred back to the wrapper + */ +void NativeMapView::removeLayer(JNIEnv& env, jlong layerPtr) { + assert(layerPtr != 0); + + mbgl::android::Layer *layer = reinterpret_cast<mbgl::android::Layer *>(layerPtr); + try { + std::unique_ptr<mbgl::style::Layer> coreLayer = map->removeLayer(layer->get().getID()); + layer->setLayer(std::move(coreLayer)); + } catch (const std::runtime_error& error) { + jni::ThrowNew(env, jni::FindClass(env, "com/mapbox/mapboxsdk/style/layers/NoSuchLayerException"), error.what()); + } +} + + +jni::Object<Source> NativeMapView::getSource(JNIEnv& env, jni::String sourceId) { + // Find the source + mbgl::style::Source* coreSource = map->getSource(jni::Make<std::string>(env, sourceId)); + if (!coreSource) { + mbgl::Log::Debug(mbgl::Event::JNI, "No source found"); + return jni::Object<Source>(); + } + + // Create and return the source's native peer + return jni::Object<Source>(createJavaSourcePeer(env, *map, *coreSource)); +} + +void NativeMapView::addSource(JNIEnv& env, jni::jlong sourcePtr) { + assert(sourcePtr != 0); + + Source *source = reinterpret_cast<Source *>(sourcePtr); + try { + source->addToMap(*map); + } catch (const std::runtime_error& error) { + jni::ThrowNew(env, jni::FindClass(env, "com/mapbox/mapboxsdk/style/sources/CannotAddSourceException"), error.what()); + } +} + +void NativeMapView::removeSourceById(JNIEnv& env, jni::String id) { + try { + map->removeSource(jni::Make<std::string>(env, id)); + } catch (const std::runtime_error& error) { + jni::ThrowNew(env, jni::FindClass(env, "com/mapbox/mapboxsdk/style/sources/NoSuchSourceException"), error.what()); + } +} + +void NativeMapView::removeSource(JNIEnv& env, jlong sourcePtr) { + assert(sourcePtr != 0); + + mbgl::android::Source *source = reinterpret_cast<mbgl::android::Source *>(sourcePtr); + try { + std::unique_ptr<mbgl::style::Source> coreSource = map->removeSource(source->get().getID()); + source->setSource(std::move(coreSource)); + } catch (const std::runtime_error& error) { + jni::ThrowNew(env, jni::FindClass(env, "com/mapbox/mapboxsdk/style/sources/NoSuchSourceException"), error.what()); + } +} + +void NativeMapView::addImage(JNIEnv& env, jni::String name, jni::jint w, jni::jint h, jni::jfloat scale, jni::Array<jbyte> pixels) { + jni::NullCheck(env, &pixels); + std::size_t size = pixels.Length(env); + + mbgl::PremultipliedImage premultipliedImage({ static_cast<uint32_t>(w), static_cast<uint32_t>(h) }); + if (premultipliedImage.bytes() != uint32_t(size)) { + throw mbgl::util::SpriteImageException("Sprite image pixel count mismatch"); + } + + jni::GetArrayRegion(env, *pixels, 0, size, reinterpret_cast<jbyte*>(premultipliedImage.data.get())); + auto spriteImage = std::make_unique<mbgl::SpriteImage>(std::move(premultipliedImage), float(scale)); + + map->addImage(jni::Make<std::string>(env, name), std::move(spriteImage)); +} + +void NativeMapView::removeImage(JNIEnv& env, jni::String name) { + map->removeImage(jni::Make<std::string>(env, name)); +} + +// Private methods // + +mbgl::Size NativeMapView::getFramebufferSize() const { + mbgl::Log::Info(mbgl::Event::Android, "FB size %dx%d", fbWidth, fbHeight); + return { static_cast<uint32_t>(fbWidth), static_cast<uint32_t>(fbHeight) }; +} + +/** + * Called whenever the associated thread needs to wake up (since there is no active run loop) + * + * May be called from any thread + */ +void NativeMapView::wake() { + mbgl::Log::Info(mbgl::Event::JNI, "Wake callback"); + android::UniqueEnv _env = android::AttachEnv(); + static auto wakeCallback = javaClass.GetMethod<void ()>(*_env, "onWake"); + javaPeer->Call(*_env, wakeCallback); +} + +void NativeMapView::updateViewBinding() { + getContext().bindFramebuffer.setCurrentValue(0); + assert(mbgl::gl::value::BindFramebuffer::Get() == getContext().bindFramebuffer.getCurrentValue()); + getContext().viewport.setCurrentValue({ 0, 0, getFramebufferSize() }); + assert(mbgl::gl::value::Viewport::Get() == getContext().viewport.getCurrentValue()); } void NativeMapView::resizeView(int w, int h) { @@ -244,8 +752,123 @@ void NativeMapView::resizeFramebuffer(int w, int h) { invalidate(); } -void NativeMapView::setInsets(mbgl::EdgeInsets insets_) { - insets = insets_; +void NativeMapView::updateFps() { + if (!fpsEnabled) { + return; + } + + static int frames = 0; + static int64_t timeElapsed = 0LL; + + frames++; + struct timespec now; + clock_gettime(CLOCK_MONOTONIC, &now); + int64_t currentTime = now.tv_sec * 1000000000LL + now.tv_nsec; + + if (currentTime - timeElapsed >= 1) { + fps = frames / ((currentTime - timeElapsed) / 1E9); + mbgl::Log::Info(mbgl::Event::Render, "FPS: %4.2f", fps); + timeElapsed = currentTime; + frames = 0; + } + + assert(vm != nullptr); + + android::UniqueEnv _env = android::AttachEnv(); + static auto onFpsChanged = javaClass.GetMethod<void (double)>(*_env, "onFpsChanged"); + javaPeer->Call(*_env, onFpsChanged, fps); +} + +// Static methods // + +jni::Class<NativeMapView> NativeMapView::javaClass; + +void NativeMapView::registerNative(jni::JNIEnv& env) { + // Lookup the class + NativeMapView::javaClass = *jni::Class<NativeMapView>::Find(env).NewGlobalRef(env).release(); + + #define METHOD(MethodPtr, name) jni::MakeNativePeerMethod<decltype(MethodPtr), (MethodPtr)>(name) + + // Register the peer + jni::RegisterNativePeer<NativeMapView>(env, NativeMapView::javaClass, "nativePtr", + std::make_unique<NativeMapView, JNIEnv&, jni::Object<NativeMapView>, jni::String, jni::String, jni::jfloat, jni::jint, jni::jlong>, + "initialize", + "destroy", + METHOD(&NativeMapView::render, "render"), + METHOD(&NativeMapView::onViewportChanged, "_onViewportChanged"), + METHOD(&NativeMapView::setAPIBaseUrl , "setApiBaseUrl"), + METHOD(&NativeMapView::getStyleUrl, "getStyleUrl"), + METHOD(&NativeMapView::setStyleUrl, "setStyleUrl"), + METHOD(&NativeMapView::getStyleJson, "getStyleJson"), + METHOD(&NativeMapView::setStyleJson, "setStyleJson"), + METHOD(&NativeMapView::getAccessToken, "getAccessToken"), + METHOD(&NativeMapView::setAccessToken, "setAccessToken"), + METHOD(&NativeMapView::cancelTransitions, "cancelTransitions"), + METHOD(&NativeMapView::setGestureInProgress, "setGestureInProgress"), + METHOD(&NativeMapView::moveBy, "_moveBy"), + METHOD(&NativeMapView::getLatLng, "_getLatLng"), + METHOD(&NativeMapView::setLatLng, "setLatLng"), + METHOD(&NativeMapView::setReachability, "setReachability"), + METHOD(&NativeMapView::resetPosition, "resetPosition"), + METHOD(&NativeMapView::getPitch, "getPitch"), + METHOD(&NativeMapView::setPitch, "setPitch"), + METHOD(&NativeMapView::scaleBy, "_scaleBy"), + METHOD(&NativeMapView::setScale, "_setScale"), + METHOD(&NativeMapView::getScale, "getScale"), + METHOD(&NativeMapView::setZoom, "setZoom"), + METHOD(&NativeMapView::getZoom, "getZoom"), + METHOD(&NativeMapView::resetZoom, "resetZoom"), + METHOD(&NativeMapView::setMinZoom, "setMinZoom"), + METHOD(&NativeMapView::getMinZoom, "getMinZoom"), + METHOD(&NativeMapView::setMaxZoom, "setMaxZoom"), + METHOD(&NativeMapView::getMaxZoom, "getMaxZoom"), + METHOD(&NativeMapView::rotateBy, "_rotateBy"), + METHOD(&NativeMapView::setBearing, "setBearing"), + METHOD(&NativeMapView::setBearingXY, "_setBearingXY"), + METHOD(&NativeMapView::getBearing, "getBearing"), + METHOD(&NativeMapView::resetNorth, "resetNorth"), + METHOD(&NativeMapView::setVisibleCoordinateBounds, "setVisibleCoordinateBounds"), + METHOD(&NativeMapView::setContentPadding, "setContentPadding"), + METHOD(&NativeMapView::scheduleSnapshot, "scheduleSnapshot"), + METHOD(&NativeMapView::enableFps, "enableFps"), + METHOD(&NativeMapView::getCameraValues, "getCameraValues"), + METHOD(&NativeMapView::updateMarker, "updateMarker"), + METHOD(&NativeMapView::addMarkers, "addMarkers"), + METHOD(&NativeMapView::setDebug, "setDebug"), + METHOD(&NativeMapView::cycleDebugOptions, "cycleDebugOptions"), + METHOD(&NativeMapView::getDebug, "getDebug"), + METHOD(&NativeMapView::isFullyLoaded, "isFullyLoaded"), + METHOD(&NativeMapView::onLowMemory, "onLowMemory"), + METHOD(&NativeMapView::getMetersPerPixelAtLatitude, "getMetersPerPixelAtLatitude"), + METHOD(&NativeMapView::projectedMetersForLatLng, "projectedMetersForLatLng"), + METHOD(&NativeMapView::pixelForLatLng, "pixelForLatLng"), + METHOD(&NativeMapView::latLngForProjectedMeters, "latLngForProjectedMeters"), + METHOD(&NativeMapView::latLngForPixel, "latLngForPixel"), + METHOD(&NativeMapView::addPolylines, "addPolylines"), + METHOD(&NativeMapView::addPolygons, "addPolygons"), + METHOD(&NativeMapView::updatePolyline, "updatePolyline"), + METHOD(&NativeMapView::updatePolygon, "updatePolygon"), + METHOD(&NativeMapView::removeAnnotations, "removeAnnotations"), + METHOD(&NativeMapView::addAnnotationIcon, "addAnnotationIcon"), + METHOD(&NativeMapView::getTopOffsetPixelsForAnnotationSymbol, "getTopOffsetPixelsForAnnotationSymbol"), + METHOD(&NativeMapView::getTransitionDuration, "getTransitionDuration"), + METHOD(&NativeMapView::setTransitionDuration, "setTransitionDuration"), + METHOD(&NativeMapView::getTransitionDelay, "getTransitionDelay"), + METHOD(&NativeMapView::setTransitionDelay, "setTransitionDelay"), + METHOD(&NativeMapView::queryPointAnnotations, "queryPointAnnotations"), + METHOD(&NativeMapView::queryRenderedFeaturesForPoint, "queryRenderedFeaturesForPoint"), + METHOD(&NativeMapView::queryRenderedFeaturesForBox, "queryRenderedFeaturesForBox"), + METHOD(&NativeMapView::getLayer, "getLayer"), + METHOD(&NativeMapView::addLayer, "addLayer"), + METHOD(&NativeMapView::removeLayerById, "removeLayerById"), + METHOD(&NativeMapView::removeLayer, "removeLayer"), + METHOD(&NativeMapView::getSource, "getSource"), + METHOD(&NativeMapView::addSource, "addSource"), + METHOD(&NativeMapView::removeSourceById, "removeSourceById"), + METHOD(&NativeMapView::removeSource, "removeSource"), + METHOD(&NativeMapView::addImage, "addImage"), + METHOD(&NativeMapView::removeImage, "removeImage") + ); } } |