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#include "layer.hpp"
#include "../android_conversion.hpp"
#include <jni/jni.hpp>
#include <mbgl/util/logging.hpp>
//Java -> C++ conversion
#include <mbgl/style/conversion.hpp>
#include <mbgl/style/conversion/layer.hpp>
#include <mbgl/style/conversion/source.hpp>
//C++ -> Java conversion
#include "../conversion/property_value.hpp"
#include <string>
namespace mbgl {
namespace android {
/**
* Invoked when the construction is initiated from the jvm through a subclass
*/
Layer::Layer(jni::JNIEnv&, std::unique_ptr<mbgl::style::Layer> coreLayer)
: ownedLayer(std::move(coreLayer))
, layer(*ownedLayer) {
}
Layer::Layer(mbgl::Map& coreMap, mbgl::style::Layer& coreLayer) : layer(coreLayer) , map(&coreMap) {
}
Layer::~Layer() {
}
void Layer::addToMap(mbgl::Map& _map, mbgl::optional<std::string> before) {
//Check to see if we own the layer first
if (!ownedLayer) {
throw std::runtime_error("Cannot add layer twice");
}
//Add layer to map
_map.addLayer(releaseCoreLayer(), before);
//Save pointer to the map
this->map = &_map;
}
void Layer::setLayer(std::unique_ptr<mbgl::style::Layer> sourceLayer) {
this->ownedLayer = std::move(sourceLayer);
}
std::unique_ptr<mbgl::style::Layer> Layer::releaseCoreLayer() {
assert(ownedLayer != nullptr);
return std::move(ownedLayer);
}
jni::String Layer::getId(jni::JNIEnv& env) {
return jni::Make<jni::String>(env, layer.getID());
}
style::Layer& Layer::get() {
return layer;
}
void Layer::setLayoutProperty(jni::JNIEnv& env, jni::String jname, jni::Object<> jvalue) {
Value value(env, jvalue);
//Convert and set property
optional<mbgl::style::conversion::Error> error = mbgl::style::conversion::setLayoutProperty(layer, jni::Make<std::string>(env, jname), value);
if (error) {
mbgl::Log::Error(mbgl::Event::JNI, "Error setting property: " + jni::Make<std::string>(env, jname) + " " + error->message);
return;
}
}
void Layer::setPaintProperty(jni::JNIEnv& env, jni::String jname, jni::Object<> jvalue) {
Value value(env, jvalue);
//Convert and set property
optional<mbgl::style::conversion::Error> error = mbgl::style::conversion::setPaintProperty(layer, jni::Make<std::string>(env, jname), value, mbgl::optional<std::string>());
if (error) {
mbgl::Log::Error(mbgl::Event::JNI, "Error setting property: " + jni::Make<std::string>(env, jname) + " " + error->message);
return;
}
}
void Layer::setFilter(jni::JNIEnv& env, jni::Array<jni::Object<>> jfilter) {
using namespace mbgl::style;
using namespace mbgl::style::conversion;
Value wrapped(env, jfilter);
Filter filter;
Result<Filter> converted = convert<Filter>(wrapped);
if (!converted) {
mbgl::Log::Error(mbgl::Event::JNI, "Error setting filter: " + converted.error().message);
return;
}
filter = std::move(*converted);
if (layer.is<FillLayer>()) {
layer.as<FillLayer>()->setFilter(filter);
} else if (layer.is<LineLayer>()) {
layer.as<LineLayer>()->setFilter(filter);
} else if (layer.is<SymbolLayer>()) {
layer.as<SymbolLayer>()->setFilter(filter);
} else if (layer.is<CircleLayer>()) {
layer.as<CircleLayer>()->setFilter(filter);
} else {
mbgl::Log::Warning(mbgl::Event::JNI, "Layer doesn't support filters");
}
}
void Layer::setSourceLayer(jni::JNIEnv& env, jni::String sourceLayer) {
using namespace mbgl::style;
std::string layerId = jni::Make<std::string>(env, sourceLayer);
if (layer.is<FillLayer>()) {
layer.as<FillLayer>()->setSourceLayer(layerId);
} else if (layer.is<LineLayer>()) {
layer.as<LineLayer>()->setSourceLayer(layerId);
} else if (layer.is<SymbolLayer>()) {
layer.as<SymbolLayer>()->setSourceLayer(layerId);
} else if (layer.is<CircleLayer>()) {
layer.as<CircleLayer>()->setSourceLayer(layerId);
} else {
mbgl::Log::Warning(mbgl::Event::JNI, "Layer doesn't support source layer");
}
}
jni::jfloat Layer::getMinZoom(jni::JNIEnv&){
return layer.getMinZoom();
}
jni::jfloat Layer::getMaxZoom(jni::JNIEnv&) {
return layer.getMaxZoom();
}
void Layer::setMinZoom(jni::JNIEnv&, jni::jfloat zoom) {
layer.setMinZoom(zoom);
}
void Layer::setMaxZoom(jni::JNIEnv&, jni::jfloat zoom) {
layer.setMaxZoom(zoom);
}
jni::Object<jni::ObjectTag> Layer::getVisibility(jni::JNIEnv& env) {
using namespace mbgl::android::conversion;
return jni::Object<jni::ObjectTag>(*convert<jni::jobject*>(env, layer.getVisibility()));
}
jni::Class<Layer> Layer::javaClass;
void Layer::registerNative(jni::JNIEnv& env) {
//Lookup the class
Layer::javaClass = *jni::Class<Layer>::Find(env).NewGlobalRef(env).release();
#define METHOD(MethodPtr, name) jni::MakeNativePeerMethod<decltype(MethodPtr), (MethodPtr)>(name)
//Register the peer
jni::RegisterNativePeer<Layer>(env, Layer::javaClass, "nativePtr",
METHOD(&Layer::getId, "nativeGetId"),
METHOD(&Layer::setLayoutProperty, "nativeSetLayoutProperty"),
METHOD(&Layer::setPaintProperty, "nativeSetPaintProperty"),
METHOD(&Layer::setFilter, "nativeSetFilter"),
METHOD(&Layer::setSourceLayer, "nativeSetSourceLayer"),
METHOD(&Layer::getMinZoom, "nativeGetMinZoom"),
METHOD(&Layer::getMaxZoom, "nativeGetMaxZoom"),
METHOD(&Layer::setMinZoom, "nativeSetMinZoom"),
METHOD(&Layer::setMaxZoom, "nativeSetMaxZoom"),
METHOD(&Layer::getVisibility, "nativeGetVisibility")
);
}
} //android
} //mbgl
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