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#import "MGLRendererConfiguration.h"
#import "MGLOfflineStorage_Private.h"
#import "MGLFoundation_Private.h"
#if TARGET_OS_IPHONE
#import <UIKit/UIKit.h>
#else
#import <AppKit/AppKit.h>
#endif
static NSString * const MGLCollisionBehaviorPre4_0Key = @"MGLCollisionBehaviorPre4_0";
static NSString * const MGLIdeographicFontFamilyNameKey = @"MGLIdeographicFontFamilyName";
@interface MGLRendererConfiguration ()
@property (nonatomic, readwrite) BOOL perSourceCollisions;
@end
@implementation MGLRendererConfiguration
+ (instancetype)currentConfiguration {
return [[self alloc] init];
}
- (instancetype)init {
return [self initWithPropertyDictionary:[[NSBundle mainBundle] infoDictionary]];
}
- (instancetype)initWithPropertyDictionary:(nonnull NSDictionary *)properties {
self = [super init];
if (self) {
// Set the collision behaviour. A value set in `NSUserDefaults.standardUserDefaults`
// should override anything in the application's info.plist
NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
if ([defaults objectForKey:MGLCollisionBehaviorPre4_0Key]) {
_perSourceCollisions = [defaults boolForKey:MGLCollisionBehaviorPre4_0Key];
}
else {
id collisionBehaviourValue = properties[MGLCollisionBehaviorPre4_0Key];
NSNumber *collisionBehaviourNumber = MGL_OBJC_DYNAMIC_CAST(collisionBehaviourValue, NSNumber);
if (collisionBehaviourNumber) {
_perSourceCollisions = collisionBehaviourNumber.boolValue;
} else {
// Also support NSString to correspond with the behavior of `-[NSUserDefaults boolForKey:]`
NSString *collisionBehaviourString = MGL_OBJC_DYNAMIC_CAST(collisionBehaviourValue, NSString);
if (collisionBehaviourString) {
_perSourceCollisions = collisionBehaviourString.boolValue;
}
}
}
}
return self;
}
- (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 {
return [self _localFontFamilyNameWithPropertyDictionary:[[NSBundle mainBundle] infoDictionary]];
}
- (mbgl::optional<std::string>)_localFontFamilyNameWithPropertyDictionary:(nonnull NSDictionary *)properties {
std::string systemFontFamilyName;
#if TARGET_OS_IPHONE
systemFontFamilyName = std::string([[UIFont systemFontOfSize:0 weight:UIFontWeightRegular].familyName UTF8String]);
#else
systemFontFamilyName = std::string([[NSFont systemFontOfSize:0 weight:NSFontWeightRegular].familyName UTF8String]);
#endif
id fontFamilyName = properties[MGLIdeographicFontFamilyNameKey];
if([fontFamilyName isKindOfClass:[NSNumber class]] && ![fontFamilyName boolValue])
{
return mbgl::optional<std::string>();
}
else if([fontFamilyName isKindOfClass:[NSString class]])
{
BOOL isValidFont = NO;
#if TARGET_OS_IPHONE
if([[UIFont familyNames] containsObject:fontFamilyName]){
isValidFont = YES;
}
#else
if([[[NSFontManager sharedFontManager] availableFontFamilies] containsObject:fontFamilyName]){
isValidFont = YES;
}
#endif
return (fontFamilyName && isValidFont) ? std::string([fontFamilyName UTF8String]) : systemFontFamilyName;
}
// Ability to specify an array of fonts for fallbacks for `localIdeographicFontFamily`
else if ([fontFamilyName isKindOfClass:[NSArray class]]){
for(NSString *name in fontFamilyName){
#if TARGET_OS_IPHONE
if([[UIFont familyNames] containsObject:name]){
return std::string([name UTF8String]);
}
#else
if([[[NSFontManager sharedFontManager] availableFontFamilies] containsObject:name]){
return std::string([name UTF8String]);
}
#endif
}
}
return systemFontFamilyName;
}
@end
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