1 files changed, 78 insertions, 0 deletions
diff --git a/include/mbgl/style/conversion/geojson_options.hpp b/include/mbgl/style/conversion/geojson_options.hpp
new file mode 100644
index 0000000000..880090b402
--- /dev/null
+++ b/include/mbgl/style/conversion/geojson_options.hpp
@@ -0,0 +1,78 @@
+#pragma once
+
+#include <mbgl/style/conversion.hpp>
+#include <mbgl/style/sources/geojson_source.hpp>
+
+namespace mbgl {
+namespace style {
+namespace conversion {
+
+template <>
+struct Converter<GeoJSONOptions> {
+
+    template <class V>
+    Result<GeoJSONOptions> operator()(const V& value) const {
+        GeoJSONOptions options;
+
+        const auto maxzoomValue = objectMember(value, "maxzoom");
+        if (maxzoomValue) {
+            if (toNumber(*maxzoomValue)) {
+                options.maxzoom = static_cast<uint8_t>(*toNumber(*maxzoomValue));
+            } else {
+                return Error{ "GeoJSON source maxzoom value must be a number" };
+            }
+        }
+
+        const auto bufferValue = objectMember(value, "buffer");
+        if (bufferValue) {
+            if (toNumber(*bufferValue)) {
+                options.buffer = static_cast<uint16_t>(*toNumber(*bufferValue));
+            } else {
+                return Error{ "GeoJSON source buffer value must be a number" };
+            }
+        }
+
+        const auto toleranceValue = objectMember(value, "tolerance");
+        if (toleranceValue) {
+            if (toNumber(*toleranceValue)) {
+                options.tolerance = static_cast<double>(*toNumber(*toleranceValue));
+            } else {
+                return Error{ "GeoJSON source tolerance value must be a number" };
+            }
+        }
+
+        const auto clusterValue = objectMember(value, "cluster");
+        if (clusterValue) {
+            if (toBool(*clusterValue)) {
+                options.cluster = *toBool(*clusterValue);
+            } else {
+                return Error{ "GeoJSON source cluster value must be a boolean" };
+            }
+        }
+
+        const auto clusterMaxZoomValue = objectMember(value, "clusterMaxZoom");
+        if (clusterMaxZoomValue) {
+            if (toNumber(*clusterMaxZoomValue)) {
+                options.clusterMaxZoom = static_cast<uint8_t>(*toNumber(*clusterMaxZoomValue));
+            } else {
+                return Error{ "GeoJSON source clusterMaxZoom value must be a number" };
+            }
+        }
+
+        const auto clusterRadiusValue = objectMember(value, "clusterRadius");
+        if (clusterRadiusValue) {
+            if (toNumber(*clusterRadiusValue)) {
+                options.clusterRadius = static_cast<double>(*toNumber(*clusterRadiusValue));
+            } else {
+                return Error{ "GeoJSON source clusterRadius value must be a number" };
+            }
+        }
+
+        return { options };
+    }
+
+};
+
+} // namespace conversion
+} // namespace style
+} // namespace mbgl