1 files changed, 119 insertions, 0 deletions
diff --git a/src/mbgl/style/light.cpp b/src/mbgl/style/light.cpp
index a88cc02bd7..cc8897acee 100644
--- a/src/mbgl/style/light.cpp
+++ b/src/mbgl/style/light.cpp
@@ -3,6 +3,13 @@
 #include <mbgl/style/light.hpp>
 #include <mbgl/style/light_impl.hpp>
 #include <mbgl/style/light_observer.hpp>
+#include <mbgl/style/conversion/light.hpp>
+#include <mbgl/style/conversion/property_value.hpp>
+#include <mbgl/style/conversion/transition_options.hpp>
+#include <mbgl/style/conversion/json.hpp>
+#include <mbgl/style/conversion_impl.hpp>
+
+#include <mapbox/eternal.hpp>
 
 namespace mbgl {
 namespace style {
@@ -24,6 +31,118 @@ Mutable<Light::Impl> Light::mutableImpl() const {
     return makeMutable<Impl>(*impl);
 }
 
+using namespace conversion;
+
+optional<Error> Light::setProperty(const std::string& name, const Convertible& value) {
+    enum class Property : uint8_t {
+        Anchor,
+        Color,
+        Intensity,
+        Position,
+        AnchorTransition,
+        ColorTransition,
+        IntensityTransition,
+        PositionTransition,
+    };
+
+    MAPBOX_ETERNAL_CONSTEXPR const auto properties = mapbox::eternal::hash_map<mapbox::eternal::string, uint8_t>({
+        { "anchor", static_cast<uint8_t>(Property::Anchor) },
+        { "color", static_cast<uint8_t>(Property::Color) },
+        { "intensity", static_cast<uint8_t>(Property::Intensity) },
+        { "position", static_cast<uint8_t>(Property::Position) },
+        { "anchor-transition", static_cast<uint8_t>(Property::AnchorTransition) },
+        { "color-transition", static_cast<uint8_t>(Property::ColorTransition) },
+        { "intensity-transition", static_cast<uint8_t>(Property::IntensityTransition) },
+        { "position-transition", static_cast<uint8_t>(Property::PositionTransition) }
+    });
+
+    const auto it = properties.find(name.c_str());
+    if (it == properties.end()) {
+        return Error { "light doesn't support this property" };
+    }
+
+    auto property = static_cast<Property>(it->second);
+
+        
+    if (property == Property::Anchor) {
+        Error error;
+        optional<PropertyValue<LightAnchorType>> typedValue = convert<PropertyValue<LightAnchorType>>(value, error, false, false);
+        if (!typedValue) {
+            return error;
+        }
+        
+        setAnchor(*typedValue);
+        return nullopt;
+        
+    }
+    
+    if (property == Property::Color) {
+        Error error;
+        optional<PropertyValue<Color>> typedValue = convert<PropertyValue<Color>>(value, error, false, false);
+        if (!typedValue) {
+            return error;
+        }
+        
+        setColor(*typedValue);
+        return nullopt;
+        
+    }
+    
+    if (property == Property::Intensity) {
+        Error error;
+        optional<PropertyValue<float>> typedValue = convert<PropertyValue<float>>(value, error, false, false);
+        if (!typedValue) {
+            return error;
+        }
+        
+        setIntensity(*typedValue);
+        return nullopt;
+        
+    }
+    
+    if (property == Property::Position) {
+        Error error;
+        optional<PropertyValue<Position>> typedValue = convert<PropertyValue<Position>>(value, error, false, false);
+        if (!typedValue) {
+            return error;
+        }
+        
+        setPosition(*typedValue);
+        return nullopt;
+        
+    }
+    
+
+    Error error;
+    optional<TransitionOptions> transition = convert<TransitionOptions>(value, error);
+    if (!transition) {
+        return error;
+    }
+    
+    if (property == Property::AnchorTransition) {
+        setAnchorTransition(*transition);
+        return nullopt;
+    }
+    
+    if (property == Property::ColorTransition) {
+        setColorTransition(*transition);
+        return nullopt;
+    }
+    
+    if (property == Property::IntensityTransition) {
+        setIntensityTransition(*transition);
+        return nullopt;
+    }
+    
+    if (property == Property::PositionTransition) {
+        setPositionTransition(*transition);
+        return nullopt;
+    }
+    
+
+    return Error { "light doesn't support this property" };
+}
+
 LightAnchorType Light::getDefaultAnchor() {
     return LightAnchor::defaultValue();
 }