From a852ee24fbf6c883b7f64bad9883937eb7b8d80d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Minh=20Nguye=CC=82=CC=83n?= <mxn@1ec5.org>
Date: Thu, 21 Apr 2016 22:07:03 -0700
Subject: [ios, osx] Geometry value methods

Added category methods on NSValue for converting to and from the structure types defined in MGLGeometry.h.

Fixes #4485.
---
 platform/darwin/src/MGLGeometry.mm | 35 +++++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)

(limited to 'platform/darwin/src/MGLGeometry.mm')

diff --git a/platform/darwin/src/MGLGeometry.mm b/platform/darwin/src/MGLGeometry.mm
index 70f00afd2f..9907f14252 100644
--- a/platform/darwin/src/MGLGeometry.mm
+++ b/platform/darwin/src/MGLGeometry.mm
@@ -44,3 +44,38 @@ double MGLZoomLevelForAltitude(CLLocationDistance altitude, CGFloat pitch, CLLoc
     CGFloat mapPixelWidthAtZoom = std::cos(MGLRadiansFromDegrees(latitude)) * mbgl::util::M2PI * mbgl::util::EARTH_RADIUS_M / metersPerPixel;
     return ::log2(mapPixelWidthAtZoom / mbgl::util::tileSize);
 }
+
+@implementation NSValue (MGLGeometryAdditions)
+
++ (instancetype)valueWithMGLCoordinate:(CLLocationCoordinate2D)coordinate {
+    return [self valueWithBytes:&coordinate objCType:@encode(CLLocationCoordinate2D)];
+}
+
+- (CLLocationCoordinate2D)MGLCoordinateValue {
+    CLLocationCoordinate2D coordinate;
+    [self getValue:&coordinate];
+    return coordinate;
+}
+
++ (instancetype)valueWithMGLCoordinateSpan:(MGLCoordinateSpan)span {
+    return [self valueWithBytes:&span objCType:@encode(MGLCoordinateSpan)];
+}
+
+- (MGLCoordinateSpan)MGLCoordinateSpanValue {
+    MGLCoordinateSpan span;
+    [self getValue:&span];
+    return span;
+}
+
++ (instancetype)valueWithMGLCoordinateBounds:(MGLCoordinateBounds)bounds {
+    return [self valueWithBytes:&bounds objCType:@encode(MGLCoordinateBounds)];
+}
+
+- (MGLCoordinateBounds)MGLCoordinateBoundsValue {
+    MGLCoordinateBounds bounds;
+    [self getValue:&bounds];
+    return bounds;
+}
+
+@end
+
-- 
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