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MapLibreParticleLab/platform/android/MapLibreAndroid/src/cpp/style/layers/layer.cpp.ejs
2025-11-10 16:39:13 +02:00

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<%
const type = locals.type;
const properties = locals.properties;
-%>
// This file is generated. Edit scripts/generate-style-code.js, then run `make style-code`.
#include "<%- type.replace('-', '_') %>_layer.hpp"
#include <string>
#include "../conversion/property_value.hpp"
#include "../conversion/transition_options.hpp"
#include <mbgl/style/layer_impl.hpp>
namespace mbgl {
namespace android {
inline mbgl::style::<%- camelize(type) %>Layer& to<%- camelize(type) %>Layer(mbgl::style::Layer& layer) {
return static_cast<mbgl::style::<%- camelize(type) %>Layer&>(layer);
}
<% if (type === 'background' || type === 'location-indicator') { -%>
/**
* Creates an owning peer object (for layers not attached to the map) from the JVM side
*/
<%- camelize(type) %>Layer::<%- camelize(type) %>Layer(jni::JNIEnv& env, jni::String& layerId)
: Layer(std::make_unique<mbgl::style::<%- camelize(type) %>Layer>(jni::Make<std::string>(env, layerId))) {
<% } else { -%>
/**
* Creates an owning peer object (for layers not attached to the map) from the JVM side
*/
<%- camelize(type) %>Layer::<%- camelize(type) %>Layer(jni::JNIEnv& env, jni::String& layerId, jni::String& sourceId)
: Layer(std::make_unique<mbgl::style::<%- camelize(type) %>Layer>(jni::Make<std::string>(env, layerId), jni::Make<std::string>(env, sourceId))) {
<% } -%>
}
/**
* Creates a non-owning peer object (for layers currently attached to the map)
*/
<%- camelize(type) %>Layer::<%- camelize(type) %>Layer(mbgl::style::<%- camelize(type) %>Layer& coreLayer)
: Layer(coreLayer) {
}
/**
* Creates an owning peer object (for layers not attached to the map)
*/
<%- camelize(type) %>Layer::<%- camelize(type) %>Layer(std::unique_ptr<mbgl::style::<%- camelize(type) %>Layer> coreLayer)
: Layer(std::move(coreLayer)) {
}
<%- camelize(type) %>Layer::~<%- camelize(type) %>Layer() = default;
// Property getters
<% for (const property of properties) { -%>
<% if (property.name != 'heatmap-color') { -%>
jni::Local<jni::Object<>> <%- camelize(type) %>Layer::get<%- camelize(property.name) %>(jni::JNIEnv& env) {
using namespace mbgl::android::conversion;
auto layer = layerPtr.get();
if (!layer) {
return std::move(*convert<jni::Local<jni::Object<>>>(env, style::<%- camelize(type) %>Layer::getDefault<%- camelize(property.name) %>()));
}
return std::move(*convert<jni::Local<jni::Object<>>>(env, to<%- camelize(type) %>Layer(*layer).get<%- camelize(property.name) %>()));
}
<% } else { -%>
jni::Local<jni::Object<>> HeatmapLayer::getHeatmapColor(jni::JNIEnv& env) {
using namespace mbgl::android::conversion;
auto layer = layerPtr.get();
if (!layer) {
return std::move(*convert<jni::Local<jni::Object<>>>(env, style::<%- camelize(type) %>Layer::getDefaultHeatmapColor()));
}
auto propertyValue = to<%- camelize(type) %>Layer(*layer).getHeatmapColor();
if (propertyValue.isUndefined()) {
propertyValue = to<%- camelize(type) %>Layer(*layer).getDefaultHeatmapColor();
}
return std::move(*convert<jni::Local<jni::Object<>>>(env, propertyValue));
}
<% } -%>
<% if (property.transition) { -%>
jni::Local<jni::Object<TransitionOptions>> <%- camelize(type) %>Layer::get<%- camelize(property.name) %>Transition(jni::JNIEnv& env) {
using namespace mbgl::android::conversion;
auto layer = layerPtr.get();
if (!layer) {
return std::move(*convert<jni::Local<jni::Object<TransitionOptions>>>(env, mbgl::style::TransitionOptions()));
}
mbgl::style::TransitionOptions options = to<%- camelize(type) %>Layer(*layer).get<%- camelize(property.name) %>Transition();
return std::move(*convert<jni::Local<jni::Object<TransitionOptions>>>(env, options));
}
void <%- camelize(type) %>Layer::set<%- camelize(property.name) %>Transition(jni::JNIEnv&, jlong duration, jlong delay) {
auto layer = layerPtr.get();
if (!layer) {
return;
}
mbgl::style::TransitionOptions options;
options.duration.emplace(mbgl::Milliseconds(duration));
options.delay.emplace(mbgl::Milliseconds(delay));
to<%- camelize(type) %>Layer(*layer).set<%- camelize(property.name) %>Transition(options);
}
<% } -%>
<% } -%>
// <%- camelize(type) %>JavaLayerPeerFactory
<%- camelize(type) %>JavaLayerPeerFactory::~<%- camelize(type) %>JavaLayerPeerFactory() = default;
namespace {
jni::Local<jni::Object<Layer>> createJavaPeer(jni::JNIEnv& env, Layer* layer) {
static auto& javaClass = jni::Class<<%- camelize(type) %>Layer>::Singleton(env);
static auto constructor = javaClass.GetConstructor<jni::jlong>(env);
return javaClass.New(env, constructor, reinterpret_cast<jni::jlong>(layer));
}
} // namespace
jni::Local<jni::Object<Layer>> <%- camelize(type) %>JavaLayerPeerFactory::createJavaLayerPeer(jni::JNIEnv& env, mbgl::style::Layer& layer) {
assert(layer.baseImpl->getTypeInfo() == getTypeInfo());
return createJavaPeer(env, new <%- camelize(type) %>Layer(to<%- camelize(type) %>Layer(layer)));
}
jni::Local<jni::Object<Layer>> <%- camelize(type) %>JavaLayerPeerFactory::createJavaLayerPeer(jni::JNIEnv& env, std::unique_ptr<mbgl::style::Layer> layer) {
assert(layer->baseImpl->getTypeInfo() == getTypeInfo());
return createJavaPeer(env, new <%- camelize(type) %>Layer(std::unique_ptr<mbgl::style::<%- camelize(type) %>Layer>(static_cast<mbgl::style::<%- camelize(type) %>Layer*>(layer.release()))));
}
void <%- camelize(type) %>JavaLayerPeerFactory::registerNative(jni::JNIEnv& env) {
// Lookup the class
static auto& javaClass = jni::Class<<%- camelize(type) %>Layer>::Singleton(env);
#define METHOD(MethodPtr, name) jni::MakeNativePeerMethod<decltype(MethodPtr), (MethodPtr)>(name)
// Register the peer
jni::RegisterNativePeer<<%- camelize(type) %>Layer>(
env,
javaClass,
"nativePtr",
<% if (type === 'background' || type === 'location-indicator') { -%>
jni::MakePeer<<%- camelize(type) %>Layer, jni::String&>,
<% } else { -%>
jni::MakePeer<<%- camelize(type) %>Layer, jni::String&, jni::String&>,
<% } -%>
"initialize",
"finalize",<% for(var i = 0; i < properties.length; i++) {%>
<% if (properties[i].transition) { -%>
METHOD(&<%- camelize(type) %>Layer::get<%- camelize(properties[i].name) %>Transition, "nativeGet<%- camelize(properties[i].name) %>Transition"),
METHOD(&<%- camelize(type) %>Layer::set<%- camelize(properties[i].name) %>Transition, "nativeSet<%- camelize(properties[i].name) %>Transition"),
<% } -%>
METHOD(&<%- camelize(type) %>Layer::get<%- camelize(properties[i].name) %>, "nativeGet<%- camelize(properties[i].name) %>")<% if(i != (properties.length -1)) {-%>,<% } -%><% } -%>);
}
} // namespace android
} // namespace mbgl