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#import <Foundation/Foundation.h>
#import "MGLFoundation.h"
#import "MGLSource.h"
#import "MGLTypes.h"
NS_ASSUME_NONNULL_BEGIN
@class MGLAttributionInfo;
/**
Options for `MGLTileSource` objects.
*/
typedef NSString *MGLTileSourceOption NS_STRING_ENUM;
/**
An `NSNumber` object containing an unsigned integer that specifies the minimum
zoom level at which to display tiles from the source.
The value should be between 0 and 22, inclusive, and less than
`MGLTileSourceOptionMaximumZoomLevel`, if specified. The default value for this
option is 0.
This option corresponds to the `minzoom` key in the
<a href="https://github.com/mapbox/tilejson-spec/tree/master/2.1.0">TileJSON</a>
specification.
*/
extern MGL_EXPORT const MGLTileSourceOption MGLTileSourceOptionMinimumZoomLevel;
/**
An `NSNumber` object containing an unsigned integer that specifies the maximum
zoom level at which to display tiles from the source.
The value should be between 0 and 22, inclusive, and less than
`MGLTileSourceOptionMinimumZoomLevel`, if specified. The default value for this
option is 22.
This option corresponds to the `maxzoom` key in the
<a href="https://github.com/mapbox/tilejson-spec/tree/master/2.1.0">TileJSON</a>
specification.
*/
extern MGL_EXPORT const MGLTileSourceOption MGLTileSourceOptionMaximumZoomLevel;
#if TARGET_OS_IPHONE
/**
An HTML string defining the buttons to be displayed in an action sheet when the
source is part of a map view’s style and the map view’s attribution button is
pressed.
By default, no attribution statements are displayed. If the
`MGLTileSourceOptionAttributionInfos` option is specified, this option is
ignored.
This option corresponds to the `attribution` key in the
<a href="https://github.com/mapbox/tilejson-spec/tree/master/2.1.0">TileJSON</a>
specification.
*/
extern MGL_EXPORT const MGLTileSourceOption MGLTileSourceOptionAttributionHTMLString;
/**
An array of `MGLAttributionInfo` objects defining the buttons to be displayed
in an action sheet when the source is part of a map view’s style and the map
view’s attribution button is pressed.
By default, no attribution statements are displayed.
*/
extern MGL_EXPORT const MGLTileSourceOption MGLTileSourceOptionAttributionInfos;
#else
/**
An HTML string defining the buttons to be displayed in the map view’s
attribution view when the source is part of the map view’s style.
By default, no attribution statements are displayed. If the
`MGLTileSourceOptionAttributionInfos` option is specified, this option is
ignored.
This option corresponds to the `attribution` key in the
<a href="https://github.com/mapbox/tilejson-spec/tree/master/2.1.0">TileJSON</a>
specification.
*/
extern MGL_EXPORT const MGLTileSourceOption MGLTileSourceOptionAttributionHTMLString;
/**
An array of `MGLAttributionInfo` objects defining the buttons to be displayed
in the map view’s attribution view when the source is part of the map view’s
style.
By default, no attribution statements are displayed.
*/
extern MGL_EXPORT const MGLTileSourceOption MGLTileSourceOptionAttributionInfos;
#endif
/**
An `NSNumber` object containing an unsigned integer that specifies the tile
coordinate system for the source’s tile URLs. The integer corresponds to one of
the constants described in `MGLTileCoordinateSystem`.
The default value for this option is `MGLTileCoordinateSystemXYZ`.
This option corresponds to the `scheme` key in the
<a href="https://github.com/mapbox/tilejson-spec/tree/master/2.1.0">TileJSON</a>
specification.
*/
extern MGL_EXPORT const MGLTileSourceOption MGLTileSourceOptionTileCoordinateSystem;
/**
Tile coordinate systems that determine how tile coordinates in tile URLs are
interpreted.
*/
typedef NS_ENUM(NSUInteger, MGLTileCoordinateSystem) {
/**
The origin is at the top-left (northwest), and `y` values increase
southwards.
This tile coordinate system is used by Mapbox and OpenStreetMap tile
servers.
*/
MGLTileCoordinateSystemXYZ = 0,
/**
The origin is at the bottom-left (southwest), and `y` values increase
northwards.
This tile coordinate system is used by tile servers that conform to the
<a href="http://wiki.osgeo.org/wiki/Tile_Map_Service_Specification">Tile Map Service Specification</a>.
*/
MGLTileCoordinateSystemTMS
};
/**
`MGLTileSource` is a map content source that supplies map tiles to be shown on
the map. The location of and metadata about the tiles are defined either by an
option dictionary or by an external file that conforms to the
<a href="https://github.com/mapbox/tilejson-spec/">TileJSON specification</a>.
A tile source is added to an `MGLStyle` object along with one or more
`MGLRasterStyleLayer` or `MGLVectorStyleLayer` objects. Use a style layer to
control the appearance of content supplied by the tile source.
A tile source is also known as a tile set. To learn about the structure of a
Mapbox-hosted tile set, view it in
<a href="https://www.mapbox.com/studio/tilesets/">Mapbox Studio’s Tilesets editor</a>.
Create instances of `MGLRasterSource` and `MGLVectorSource` in order to use
`MGLTileSource`'s properties and methods. Do not create instances of `MGLTileSource`
directly, and do not create your own subclasses of this class.
*/
MGL_EXPORT
@interface MGLTileSource : MGLSource
#pragma mark Accessing a Source’s Content
/**
The URL to the TileJSON configuration file that specifies the contents of the
source.
If the receiver was initialized using
`-initWithIdentifier:tileURLTemplates:options`, this property is set to `nil`.
*/
@property (nonatomic, copy, nullable, readonly) NSURL *configurationURL;
#pragma mark Accessing Attribution Strings
/**
An array of `MGLAttributionInfo` objects that define the attribution
statements to be displayed when the map is shown to the user.
By default, this array is empty. If the source is initialized with a
configuration URL, this array is also empty until the configuration JSON file
is loaded.
*/
@property (nonatomic, copy, readonly) NS_ARRAY_OF(MGLAttributionInfo *) *attributionInfos;
@end
NS_ASSUME_NONNULL_END
|
