diff options
Diffstat (limited to 'platform/android/src/style/sources/custom_geometry_source.cpp')
| -rw-r--r-- | platform/android/src/style/sources/custom_geometry_source.cpp | 209 |
1 files changed, 0 insertions, 209 deletions
diff --git a/platform/android/src/style/sources/custom_geometry_source.cpp b/platform/android/src/style/sources/custom_geometry_source.cpp deleted file mode 100644 index 0d96a09916..0000000000 --- a/platform/android/src/style/sources/custom_geometry_source.cpp +++ /dev/null @@ -1,209 +0,0 @@ -#include "custom_geometry_source.hpp" -#include "../../attach_env.hpp" - -#include <mbgl/renderer/query.hpp> - -// Java -> C++ conversion -#include "../android_conversion.hpp" -#include "../conversion/filter.hpp" - -// C++ -> Java conversion -#include "../../conversion/conversion.hpp" -#include "../../conversion/collection.hpp" -#include "../../geojson/feature.hpp" -#include <mbgl/style/conversion/custom_geometry_source_options.hpp> - -#include <string> - -namespace mbgl { -namespace android { - - // This conversion is expected not to fail because it's used only in contexts where - // the value was originally a CustomGeometrySourceOptions object on the Java side. If it fails - // to convert, it's a bug in our serialization or Java-side static typing. - static style::CustomGeometrySource::Options convertCustomGeometrySourceOptions(jni::JNIEnv& env, - const jni::Object<>& options, - style::TileFunction fetchFn, - style::TileFunction cancelFn) { - using namespace mbgl::style::conversion; - if (!options) { - return style::CustomGeometrySource::Options(); - } - Error error; - optional<style::CustomGeometrySource::Options> result = convert<style::CustomGeometrySource::Options>(Value(env, options), error); - if (!result) { - throw std::logic_error(error.message); - } - result->fetchTileFunction = fetchFn; - result->cancelTileFunction = cancelFn; - return *result; - } - - CustomGeometrySource::CustomGeometrySource(jni::JNIEnv& env, - const jni::String& sourceId, - const jni::Object<>& options) - : Source(env, std::make_unique<mbgl::style::CustomGeometrySource>( - jni::Make<std::string>(env, sourceId), - convertCustomGeometrySourceOptions(env, options, - std::bind(&CustomGeometrySource::fetchTile, this, std::placeholders::_1), - std::bind(&CustomGeometrySource::cancelTile, this, std::placeholders::_1)))) { - } - - CustomGeometrySource::CustomGeometrySource(jni::JNIEnv& env, - mbgl::style::Source& coreSource, - AndroidRendererFrontend* frontend) - : Source(env, coreSource, createJavaPeer(env), frontend) {} - - CustomGeometrySource::~CustomGeometrySource() { - releaseThreads(); - } - - void CustomGeometrySource::fetchTile (const mbgl::CanonicalTileID& tileID) { - android::UniqueEnv _env = android::AttachEnv(); - - static auto& javaClass = jni::Class<CustomGeometrySource>::Singleton(*_env); - static auto fetchTile = javaClass.GetMethod<void (jni::jint, jni::jint, jni::jint)>(*_env, "fetchTile"); - - // The source is removed on the main thread, but it still exists on the Render thread until the frame is complete. - // This might cause fetchTile/cancelTile invocations when the Java thread is shutting down and the peer has already been released. - // See https://github.com/mapbox/mapbox-gl-native/issues/12551. - if(!javaPeer) { - return; - } - - auto peer = jni::Cast(*_env, javaClass, javaPeer); - peer.Call(*_env, fetchTile, (int)tileID.z, (int)tileID.x, (int)tileID.y); - }; - - void CustomGeometrySource::cancelTile(const mbgl::CanonicalTileID& tileID) { - android::UniqueEnv _env = android::AttachEnv(); - - static auto& javaClass = jni::Class<CustomGeometrySource>::Singleton(*_env); - static auto cancelTile = javaClass.GetMethod<void (jni::jint, jni::jint, jni::jint)>(*_env, "cancelTile"); - - // The source is removed on the main thread, but it still exists on the Render thread until the frame is complete. - // This might cause fetchTile/cancelTile invocations when the Java thread is shutting down and the peer has already been released. - // See https://github.com/mapbox/mapbox-gl-native/issues/12551. - if(!javaPeer) { - return; - } - - auto peer = jni::Cast(*_env, javaClass, javaPeer); - peer.Call(*_env, cancelTile, (int)tileID.z, (int)tileID.x, (int)tileID.y); - }; - - void CustomGeometrySource::startThreads() { - android::UniqueEnv _env = android::AttachEnv(); - - static auto& javaClass = jni::Class<CustomGeometrySource>::Singleton(*_env); - static auto startThreads = javaClass.GetMethod<void ()>(*_env, "startThreads"); - - assert(javaPeer); - - auto peer = jni::Cast(*_env, javaClass, javaPeer); - peer.Call(*_env, startThreads); - } - - void CustomGeometrySource::releaseThreads() { - android::UniqueEnv _env = android::AttachEnv(); - - static auto& javaClass = jni::Class<CustomGeometrySource>::Singleton(*_env); - static auto releaseThreads = javaClass.GetMethod<void ()>(*_env, "releaseThreads"); - - assert(javaPeer); - - auto peer = jni::Cast(*_env, javaClass, javaPeer); - peer.Call(*_env, releaseThreads); - }; - - bool CustomGeometrySource::isCancelled(jni::jint z, - jni::jint x, - jni::jint y) { - android::UniqueEnv _env = android::AttachEnv(); - - static auto& javaClass = jni::Class<CustomGeometrySource>::Singleton(*_env); - static auto isCancelled = javaClass.GetMethod<jboolean (jni::jint, jni::jint, jni::jint)>(*_env, "isCancelled"); - - assert(javaPeer); - - auto peer = jni::Cast(*_env, javaClass, javaPeer); - return peer.Call(*_env, isCancelled, z, x, y); - }; - - void CustomGeometrySource::setTileData(jni::JNIEnv& env, - jni::jint z, - jni::jint x, - jni::jint y, - const jni::Object<geojson::FeatureCollection>& jFeatures) { - using namespace mbgl::android::geojson; - - // Convert the jni object - auto geometry = geojson::FeatureCollection::convert(env, jFeatures); - - // Update the core source if not cancelled - if (!isCancelled(z, x ,y)) { - source.as<mbgl::style::CustomGeometrySource>()->CustomGeometrySource::setTileData(CanonicalTileID(z, x, y), GeoJSON(geometry)); - } - } - - void CustomGeometrySource::invalidateTile(jni::JNIEnv&, jni::jint z, jni::jint x, jni::jint y) { - source.as<mbgl::style::CustomGeometrySource>()->CustomGeometrySource::invalidateTile(CanonicalTileID(z, x, y)); - } - - void CustomGeometrySource::invalidateBounds(jni::JNIEnv& env, const jni::Object<LatLngBounds>& jBounds) { - auto bounds = LatLngBounds::getLatLngBounds(env, jBounds); - source.as<mbgl::style::CustomGeometrySource>()->CustomGeometrySource::invalidateRegion(bounds); - } - - jni::Local<jni::Array<jni::Object<geojson::Feature>>> CustomGeometrySource::querySourceFeatures(jni::JNIEnv& env, - const jni::Array<jni::Object<>>& jfilter) { - using namespace mbgl::android::conversion; - using namespace mbgl::android::geojson; - - std::vector<mbgl::Feature> features; - if (rendererFrontend) { - features = rendererFrontend->querySourceFeatures(source.getID(), { {}, toFilter(env, jfilter) }); - } - return Feature::convert(env, features); - } - - jni::Local<jni::Object<Source>> CustomGeometrySource::createJavaPeer(jni::JNIEnv& env) { - static auto& javaClass = jni::Class<CustomGeometrySource>::Singleton(env); - static auto constructor = javaClass.GetConstructor<jni::jlong>(env); - return javaClass.New(env, constructor, reinterpret_cast<jni::jlong>(this)); - } - - void CustomGeometrySource::addToMap(JNIEnv& env, const jni::Object<Source>& obj, mbgl::Map& map, AndroidRendererFrontend& frontend) { - Source::addToMap(env, obj, map, frontend); - startThreads(); - } - - bool CustomGeometrySource::removeFromMap(JNIEnv& env, const jni::Object<Source>& source, mbgl::Map& map) { - bool successfullyRemoved = Source::removeFromMap(env, source, map); - if (successfullyRemoved) { - releaseThreads(); - } - return successfullyRemoved; - } - - void CustomGeometrySource::registerNative(jni::JNIEnv& env) { - // Lookup the class - static auto& javaClass = jni::Class<CustomGeometrySource>::Singleton(env); - - #define METHOD(MethodPtr, name) jni::MakeNativePeerMethod<decltype(MethodPtr), (MethodPtr)>(name) - - // Register the peer - jni::RegisterNativePeer<CustomGeometrySource>( - env, javaClass, "nativePtr", - jni::MakePeer<CustomGeometrySource, const jni::String&, const jni::Object<>&>, - "initialize", - "finalize", - METHOD(&CustomGeometrySource::querySourceFeatures, "querySourceFeatures"), - METHOD(&CustomGeometrySource::setTileData, "nativeSetTileData"), - METHOD(&CustomGeometrySource::invalidateTile, "nativeInvalidateTile"), - METHOD(&CustomGeometrySource::invalidateBounds, "nativeInvalidateBounds") - ); - } - -} // namespace android -} // namespace mbgl |