20d9e1028c
Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com> Co-authored-by: Bart Louwers <bart@emeel.net>
86 lines
3.7 KiB
Plaintext
86 lines
3.7 KiB
Plaintext
#import "MLNRasterTileSource_Private.h"
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#import "MLNLoggingConfiguration_Private.h"
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#import "MLNMapView_Private.h"
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#import "MLNSource_Private.h"
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#import "MLNTileSource_Private.h"
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#import "NSURL+MLNAdditions.h"
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#include <mbgl/map/map.hpp>
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#include <mbgl/style/sources/raster_source.hpp>
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const MLNTileSourceOption MLNTileSourceOptionTileSize = @"MLNTileSourceOptionTileSize";
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static const CGFloat MLNRasterTileSourceClassicTileSize = 256;
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static const CGFloat MLNRasterTileSourceRetinaTileSize = 512;
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@interface MLNRasterTileSource ()
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@property (nonatomic, readonly) mbgl::style::RasterSource *rawSource;
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@end
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@implementation MLNRasterTileSource
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- (instancetype)initWithIdentifier:(NSString *)identifier configurationURL:(NSURL *)configurationURL {
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// The style specification default is 512, but 256 is the expected value for
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// any tile set that would be accessed through a mapbox: URL and therefore
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// any tile URL that this option currently affects.
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BOOL isMapboxURL = ([configurationURL.scheme isEqualToString:@"mapbox"]
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&& [configurationURL.host containsString:@"."]
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&& (!configurationURL.path.length || [configurationURL.path isEqualToString:@"/"]));
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CGFloat tileSize = isMapboxURL ? MLNRasterTileSourceClassicTileSize : MLNRasterTileSourceRetinaTileSize;
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return [self initWithIdentifier:identifier configurationURL:configurationURL tileSize:tileSize];
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}
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- (instancetype)initWithIdentifier:(NSString *)identifier configurationURL:(NSURL *)configurationURL tileSize:(CGFloat)tileSize {
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NSString *configurationURLString = configurationURL.mgl_URLByStandardizingScheme.absoluteString;
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auto source = [self pendingSourceWithIdentifier:identifier urlOrTileset:configurationURLString.UTF8String tileSize:uint16_t(round(tileSize))];
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return self = [super initWithPendingSource:std::move(source)];
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}
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- (std::unique_ptr<mbgl::style::RasterSource>)pendingSourceWithIdentifier:(NSString *)identifier urlOrTileset:(mbgl::variant<std::string, mbgl::Tileset>)urlOrTileset tileSize:(uint16_t)tileSize {
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auto source = std::make_unique<mbgl::style::RasterSource>(identifier.UTF8String,
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urlOrTileset,
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tileSize);
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return source;
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}
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- (instancetype)initWithIdentifier:(NSString *)identifier tileURLTemplates:(NSArray<NSString *> *)tileURLTemplates options:(nullable NSDictionary<MLNTileSourceOption, id> *)options {
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mbgl::Tileset tileSet = MLNTileSetFromTileURLTemplates(tileURLTemplates, options);
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uint16_t tileSize = MLNRasterTileSourceRetinaTileSize;
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if (NSNumber *tileSizeNumber = options[MLNTileSourceOptionTileSize]) {
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if (![tileSizeNumber isKindOfClass:[NSNumber class]]) {
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[NSException raise:NSInvalidArgumentException
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format:@"MLNTileSourceOptionTileSize must be set to an NSNumber."];
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}
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tileSize = static_cast<uint16_t>(round(tileSizeNumber.doubleValue));
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}
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auto source = [self pendingSourceWithIdentifier:identifier urlOrTileset:tileSet tileSize:tileSize];
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return self = [super initWithPendingSource:std::move(source)];
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}
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- (mbgl::style::RasterSource *)rawSource {
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return (mbgl::style::RasterSource *)super.rawSource;
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}
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- (NSURL *)configurationURL {
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MLNAssertStyleSourceIsValid();
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auto url = self.rawSource->getURL();
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return url ? [NSURL URLWithString:@(url->c_str())] : nil;
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}
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- (NSString *)attributionHTMLString {
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if (!self.rawSource) {
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MLNAssert(0, @"Source with identifier `%@` was invalidated after a style change", self.identifier);
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return nil;
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}
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auto attribution = self.rawSource->getAttribution();
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return attribution ? @(attribution->c_str()) : nil;
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}
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@end
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