Add array support for icon-padding (#2845)

platform/android/MapLibreAndroid/src/cpp/conversion/constant.cpp

@@ -2,6 +2,7 @@
 #include "collection.hpp"
 #include "../style/formatted.hpp"
 
+#include <mbgl/style/conversion/stringify.hpp>
 #include <mbgl/util/string.hpp>
 
 namespace mbgl {
@@ -33,6 +34,16 @@ Result<jni::Local<jni::Object<>>> Converter<jni::Local<jni::Object<>>, Color>::o
     return jni::Make<jni::String>(env, value.stringify());
 }
 
+Result<jni::Local<jni::Object<>>> Converter<jni::Local<jni::Object<>>, Padding>::operator()(
+    jni::JNIEnv& env, const Padding& value) const {
+    const auto values = value.toArray();
+    auto result = jni::Array<jni::Float>::New(env, values.size());
+    for (size_t i = 0; i < values.size(); i++) {
+        result.Set(env, i, jni::Box(env, values[i]));
+    }
+    return result;
+}
+
 Result<jni::Local<jni::Object<>>> Converter<jni::Local<jni::Object<>>, style::expression::Formatted>::operator()(
     jni::JNIEnv& env, const style::expression::Formatted& value) const {
     return Formatted::New(env, value);