61d8ecefda
* [android] Additional null check - prevents errors in array conversion * [android] style conversion - delete local refs asap to avoid ref table overflow * [android] Filter - hide concrete implementation classes to avoid confusion
95 lines
2.2 KiB
C++
95 lines
2.2 KiB
C++
#pragma once
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#include "value.hpp"
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#include <mbgl/platform/log.hpp>
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#include <mbgl/style/conversion.hpp>
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#include <mbgl/util/feature.hpp>
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#include <mbgl/util/optional.hpp>
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#include <jni/jni.hpp>
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namespace mbgl {
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namespace style {
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namespace conversion {
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inline bool isUndefined(const mbgl::android::Value& value) {
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return value.isNull();
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}
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inline bool isArray(const mbgl::android::Value& value) {
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return value.isArray();
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}
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inline bool isObject(const mbgl::android::Value& value) {
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return value.isObject();
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}
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inline std::size_t arrayLength(const mbgl::android::Value& value) {
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return value.getLength();;
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}
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inline mbgl::android::Value arrayMember(const mbgl::android::Value& value, std::size_t i) {
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return value.get(i);
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}
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inline optional<mbgl::android::Value> objectMember(const mbgl::android::Value& value, const char* key) {
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mbgl::android::Value member = value.get(key);
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if (!member.isNull()) {
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return member;
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} else {
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return {};
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}
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}
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template <class Fn>
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optional<Error> eachMember(const mbgl::android::Value&, Fn&&) {
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//TODO
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mbgl::Log::Warning(mbgl::Event::Android, "eachMember not implemented");
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return {};
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}
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inline optional<bool> toBool(const mbgl::android::Value& value) {
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if (value.isBool()) {
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return value.toBool();
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} else {
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return {};
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}
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}
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inline optional<float> toNumber(const mbgl::android::Value& value) {
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if (value.isNumber()) {
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return value.toNumber();
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} else {
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return {};
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}
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}
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inline optional<std::string> toString(const mbgl::android::Value& value) {
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if (value.isString()) {
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return value.toString();
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} else {
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return {};
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}
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}
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inline optional<Value> toValue(const mbgl::android::Value& value) {
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if (value.isNull()) {
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return {};
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} else if (value.isBool()) {
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return { value.toBool() };
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} else if (value.isString()) {
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return { value.toString() };
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} else if (value.isNumber()) {
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//Need to cast to a double here as the float is otherwise considered a bool...
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return { (double) value.toNumber() };
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} else {
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return {};
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}
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}
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} // namespace conversion
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} // namespace style
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} // namespace mbgl
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