1 files changed, 96 insertions, 0 deletions
diff --git a/platform/darwin/src/MGLStyle.mm b/platform/darwin/src/MGLStyle.mm
index 347fc2be24..c75572052b 100644
--- a/platform/darwin/src/MGLStyle.mm
+++ b/platform/darwin/src/MGLStyle.mm
@@ -1,6 +1,32 @@
 #import "MGLStyle.h"
 
+#import "MGLMapView_Private.hpp"
+#import "MGLStyleLayer.h"
+#import "MGLFillStyleLayer.h"
+#import "MGLLineStyleLayer.h"
+#import "MGLCircleStyleLayer.h"
+#import "MGLSymbolStyleLayer.h"
+#import "MGLRasterStyleLayer.h"
+#import "MGLBackgroundStyleLayer.h"
+
+#import "MGLStyle_Private.hpp"
+#import "MGLStyleLayer_Private.hpp"
+#import "MGLSource_Private.hpp"
+#import "MGLSource.h"
+
 #import <mbgl/util/default_styles.hpp>
+#include <mbgl/style/layers/fill_layer.hpp>
+#include <mbgl/style/layers/line_layer.hpp>
+#include <mbgl/style/layers/symbol_layer.hpp>
+#include <mbgl/style/layers/raster_layer.hpp>
+#include <mbgl/style/layers/circle_layer.hpp>
+#include <mbgl/style/layers/background_layer.hpp>
+#include <mbgl/style/sources/geojson_source.hpp>
+#include <mbgl/mbgl.hpp>
+
+@interface MGLStyle()
+@property (nonatomic, weak) MGLMapView *mapView;
+@end
 
 @implementation MGLStyle
 
@@ -54,4 +80,74 @@ static NSURL *MGLStyleURL_emerald;
     return MGLStyleURL_emerald;
 }
 
+- (mbgl::style::Layer *)mbglLayerWithIdentifier:(NSString *)identifier
+{
+    return self.mapView.mbglMap->getLayer(identifier.UTF8String);
+}
+
+- (mbgl::style::Source *)mbglSourceWithIdentifier:(NSString *)identifier
+{
+    return self.mapView.mbglMap->getSource(identifier.UTF8String);
+}
+
+- (id <MGLStyleLayer>)layerWithIdentifier:(NSString *)identifier
+{
+    auto layer = self.mapView.mbglMap->getLayer(identifier.UTF8String);
+    
+    Class clazz = [self classFromLayer:layer];
+    
+    id <MGLStyleLayer, MGLStyleLayer_Private> styleLayer = [[clazz alloc] init];
+    styleLayer.layerIdentifier = identifier;
+    styleLayer.layer = layer;
+    styleLayer.mapView = self.mapView;
+    
+    return styleLayer;
+}
+
+- (Class)classFromLayer:(mbgl::style::Layer *)layer
+{
+    if (layer->is<mbgl::style::FillLayer>()) {
+        return MGLFillStyleLayer.class;
+    } else if (layer->is<mbgl::style::LineLayer>()) {
+        return MGLLineStyleLayer.class;
+    } else if (layer->is<mbgl::style::SymbolLayer>()) {
+        return MGLSymbolStyleLayer.class;
+    } else if (layer->is<mbgl::style::RasterLayer>()) {
+        return MGLRasterStyleLayer.class;
+    } else if (layer->is<mbgl::style::CircleLayer>()) {
+        return MGLCircleStyleLayer.class;
+    } else if (layer->is<mbgl::style::BackgroundLayer>()) {
+        return MGLBackgroundStyleLayer.class;
+    }
+    [NSException raise:@"Layer type not handled" format:@""];
+    return Nil;
+}
+
+- (void)removeLayer:(id <MGLStyleLayer_Private>)styleLayer
+{
+    self.mapView.mbglMap->removeLayer(styleLayer.layer->getID());
+}
+
+- (void)addLayer:(id <MGLStyleLayer, MGLStyleLayer_Private>)styleLayer
+{
+    self.mapView.mbglMap->addLayer(std::unique_ptr<mbgl::style::Layer>(styleLayer.layer));
+}
+
+- (void)insertLayer:(id <MGLStyleLayer, MGLStyleLayer_Private>)styleLayer
+         belowLayer:(id <MGLStyleLayer, MGLStyleLayer_Private>)belowLayer
+{
+    const mbgl::optional<std::string> belowLayerId{[belowLayer layerIdentifier].UTF8String};
+    self.mapView.mbglMap->addLayer(std::unique_ptr<mbgl::style::Layer>(styleLayer.layer), belowLayerId);
+}
+
+- (void)addSource:(MGLSource *)source
+{
+    self.mapView.mbglMap->addSource(std::move([source mbgl_source]));
+}
+
+- (void)removeSource:(MGLSource *)source
+{
+    self.mapView.mbglMap->removeSource(source.sourceIdentifier.UTF8String);
+}
+
 @end