From abff8e42c1c0c4725def0e3bc0cb5e5a029bff21 Mon Sep 17 00:00:00 2001
From: "Thiago Marcos P. Santos" <thiago@mapbox.com>
Date: Thu, 7 Jul 2016 19:16:57 +0300
Subject: [Qt] Added add style layer method

---
 platform/qt/include/qmapboxgl.hpp |  3 ++-
 platform/qt/src/qmapboxgl.cpp     | 16 +++++++++++++++-
 2 files changed, 17 insertions(+), 2 deletions(-)

diff --git a/platform/qt/include/qmapboxgl.hpp b/platform/qt/include/qmapboxgl.hpp
index 1caee09be5..e1dcbfff14 100644
--- a/platform/qt/include/qmapboxgl.hpp
+++ b/platform/qt/include/qmapboxgl.hpp
@@ -205,7 +205,8 @@ public:
         QMapbox::CustomLayerDeinitializeFunction,
         void* context,
         char* before = NULL);
-    void removeCustomLayer(const QString& id);
+    void addLayer(const QVariant &value);
+    void removeLayer(const QString &id);
 
     void setFilter(const QString &layer, const QVariant &filter);
 
diff --git a/platform/qt/src/qmapboxgl.cpp b/platform/qt/src/qmapboxgl.cpp
index c793353ac6..2a1cfd6f50 100644
--- a/platform/qt/src/qmapboxgl.cpp
+++ b/platform/qt/src/qmapboxgl.cpp
@@ -637,7 +637,21 @@ void QMapboxGL::addCustomLayer(const QString &id,
             before ? mbgl::optional<std::string>(before) : mbgl::optional<std::string>());
 }
 
-void QMapboxGL::removeCustomLayer(const QString& id)
+void QMapboxGL::addLayer(const QVariant& value)
+{
+    using namespace mbgl::style;
+    using namespace mbgl::style::conversion;
+
+    Result<std::unique_ptr<Layer>> layer = convert<std::unique_ptr<Layer>>(value);
+    if (!layer) {
+        qWarning() << "Unable to add layer:" << layer.error().message;
+        return;
+    }
+
+    d_ptr->mapObj->addLayer(std::move(*layer));
+}
+
+void QMapboxGL::removeLayer(const QString& id)
 {
     d_ptr->mapObj->removeLayer(id.toStdString());
 }
-- 
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