From b2f06677a787fe7b9b08608e5a55aaedbe50ed3a Mon Sep 17 00:00:00 2001
From: Andrew Kitchen <andrew.kitchen@mapbox.com>
Date: Mon, 4 Dec 2017 13:29:16 -0800
Subject: [darwin, ios, macos] Introduces an MGLRendererConfiguration class

Instructions for enabling client-side rendering of CJK glyphs live in
this header, and this class provides the rest of the values needed for
instantiating the renderer on iOS and macOS.
---
 platform/darwin/src/MGLRendererConfiguration.mm | 43 +++++++++++++++++++++++++
 1 file changed, 43 insertions(+)
 create mode 100644 platform/darwin/src/MGLRendererConfiguration.mm

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

diff --git a/platform/darwin/src/MGLRendererConfiguration.mm b/platform/darwin/src/MGLRendererConfiguration.mm
new file mode 100644
index 0000000000..ae7d7dd9fe
--- /dev/null
+++ b/platform/darwin/src/MGLRendererConfiguration.mm
@@ -0,0 +1,43 @@
+#import "MGLRendererConfiguration.h"
+#import "MGLOfflineStorage_Private.h"
+
+#if TARGET_OS_IPHONE
+#import <UIKit/UIKit.h>
+#else
+#import <AppKit/AppKit.h>
+#endif
+
+
+@implementation MGLRendererConfiguration
+
++ (instancetype)currentConfiguration {
+    return [[self alloc] init];
+}
+
+- (mbgl::DefaultFileSource *)fileSource {
+    return [MGLOfflineStorage sharedOfflineStorage].mbglFileSource;
+}
+
+- (mbgl::GLContextMode)contextMode {
+    return mbgl::GLContextMode::Unique;
+}
+
+- (const float)scaleFactor {
+#if TARGET_OS_IPHONE
+    return [UIScreen instancesRespondToSelector:@selector(nativeScale)] ? [[UIScreen mainScreen] nativeScale] : [[UIScreen mainScreen] scale];
+#else
+    return [NSScreen mainScreen].backingScaleFactor;
+#endif
+}
+
+- (mbgl::optional<std::string>)cacheDir {
+    return mbgl::optional<std::string>();
+}
+
+- (mbgl::optional<std::string>)localFontFamilyName {
+    NSString *fontFamilyName = [[NSBundle mainBundle] objectForInfoDictionaryKey:@"MGLIdeographicFontFamilyName"];
+
+    return fontFamilyName ? std::string([fontFamilyName UTF8String]) : mbgl::optional<std::string>();
+}
+
+@end
-- 
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