From 8b9a51135738a1e77ec03444fea8ae7fd8a07e4f Mon Sep 17 00:00:00 2001
From: Bruno de Oliveira Abinader <bruno@mapbox.com>
Date: Thu, 2 Feb 2017 17:26:02 +0200
Subject: [Qt] Added QMapboxGL::layerExists

---
 platform/qt/include/qmapboxgl.hpp |  1 +
 platform/qt/src/qmapboxgl.cpp     | 10 +++++++++-
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/platform/qt/include/qmapboxgl.hpp b/platform/qt/include/qmapboxgl.hpp
index 0f1ab7c293..2cee941eaa 100644
--- a/platform/qt/include/qmapboxgl.hpp
+++ b/platform/qt/include/qmapboxgl.hpp
@@ -221,6 +221,7 @@ public:
         void* context,
         char* before = NULL);
     void addLayer(const QVariantMap &params);
+    bool layerExists(const QString &id);
     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 fb56c4d993..61a71cf24d 100644
--- a/platform/qt/src/qmapboxgl.cpp
+++ b/platform/qt/src/qmapboxgl.cpp
@@ -1390,7 +1390,15 @@ void QMapboxGL::addLayer(const QVariantMap &params)
 }
 
 /*!
-    Removes the layer \a id.
+    Returns true if the layer with given \a id exists, false otherwise.
+*/
+bool QMapboxGL::layerExists(const QString& id)
+{
+    return !!d_ptr->mapObj->getLayer(id.toStdString());
+}
+
+/*!
+    Removes the layer with given \a id.
 */
 void QMapboxGL::removeLayer(const QString& id)
 {
-- 
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