122 lines
5.5 KiB
Plaintext
122 lines
5.5 KiB
Plaintext
#import "MGLTileSource_Private.h"
|
|
|
|
#import "MGLAttributionInfo_Private.h"
|
|
#import "NSString+MGLAdditions.h"
|
|
|
|
#if TARGET_OS_IPHONE
|
|
#import <UIKit/UIKit.h>
|
|
#else
|
|
#import <Cocoa/Cocoa.h>
|
|
#endif
|
|
|
|
#include <mbgl/util/tileset.hpp>
|
|
|
|
const MGLTileSourceOption MGLTileSourceOptionMinimumZoomLevel = @"MGLTileSourceOptionMinimumZoomLevel";
|
|
const MGLTileSourceOption MGLTileSourceOptionMaximumZoomLevel = @"MGLTileSourceOptionMaximumZoomLevel";
|
|
const MGLTileSourceOption MGLTileSourceOptionAttributionHTMLString = @"MGLTileSourceOptionAttributionHTMLString";
|
|
const MGLTileSourceOption MGLTileSourceOptionAttributionInfos = @"MGLTileSourceOptionAttributionInfos";
|
|
const MGLTileSourceOption MGLTileSourceOptionTileCoordinateSystem = @"MGLTileSourceOptionTileCoordinateSystem";
|
|
|
|
@implementation MGLTileSource
|
|
|
|
- (NSURL *)configurationURL {
|
|
[NSException raise:@"MGLAbstractClassException"
|
|
format:@"MGLTileSource is an abstract class"];
|
|
return nil;
|
|
}
|
|
|
|
- (NS_ARRAY_OF(MGLAttributionInfo *) *)attributionInfos {
|
|
return [self attributionInfosWithFontSize:0 linkColor:nil];
|
|
}
|
|
|
|
- (NS_ARRAY_OF(MGLAttributionInfo *) *)attributionInfosWithFontSize:(CGFloat)fontSize linkColor:(nullable MGLColor *)linkColor {
|
|
return [MGLAttributionInfo attributionInfosFromHTMLString:self.attributionHTMLString
|
|
fontSize:fontSize
|
|
linkColor:linkColor];
|
|
}
|
|
|
|
- (NSString *)attributionHTMLString {
|
|
[NSException raise:@"MGLAbstractClassException"
|
|
format:@"MGLTileSource is an abstract class"];
|
|
return nil;
|
|
}
|
|
|
|
@end
|
|
|
|
mbgl::Tileset MGLTileSetFromTileURLTemplates(NS_ARRAY_OF(NSString *) *tileURLTemplates, NS_DICTIONARY_OF(MGLTileSourceOption, id) * _Nullable options) {
|
|
mbgl::Tileset tileSet;
|
|
|
|
for (NSString *tileURLTemplate in tileURLTemplates) {
|
|
tileSet.tiles.push_back(tileURLTemplate.UTF8String);
|
|
}
|
|
|
|
// set the minimum / maximum zoom range to the values specified by this class if they
|
|
// were set. otherwise, use the core objects default values
|
|
if (NSNumber *minimumZoomLevel = options[MGLTileSourceOptionMinimumZoomLevel]) {
|
|
if (![minimumZoomLevel isKindOfClass:[NSNumber class]]) {
|
|
[NSException raise:NSInvalidArgumentException
|
|
format:@"MGLTileSourceOptionMinimumZoomLevel must be set to an NSNumber."];
|
|
}
|
|
tileSet.zoomRange.min = minimumZoomLevel.integerValue;
|
|
}
|
|
if (NSNumber *maximumZoomLevel = options[MGLTileSourceOptionMaximumZoomLevel]) {
|
|
if (![maximumZoomLevel isKindOfClass:[NSNumber class]]) {
|
|
[NSException raise:NSInvalidArgumentException
|
|
format:@"MGLTileSourceOptionMinimumZoomLevel must be set to an NSNumber."];
|
|
}
|
|
tileSet.zoomRange.max = maximumZoomLevel.integerValue;
|
|
}
|
|
if (tileSet.zoomRange.min > tileSet.zoomRange.max) {
|
|
[NSException raise:NSInvalidArgumentException
|
|
format:@"MGLTileSourceOptionMinimumZoomLevel must be less than MGLTileSourceOptionMaximumZoomLevel."];
|
|
}
|
|
|
|
if (NSString *attribution = options[MGLTileSourceOptionAttributionHTMLString]) {
|
|
if (![attribution isKindOfClass:[NSString class]]) {
|
|
[NSException raise:NSInvalidArgumentException
|
|
format:@"MGLTileSourceOptionAttributionHTMLString must be set to a string."];
|
|
}
|
|
tileSet.attribution = attribution.UTF8String;
|
|
}
|
|
|
|
if (NSArray *attributionInfos = options[MGLTileSourceOptionAttributionInfos]) {
|
|
if (![attributionInfos isKindOfClass:[NSArray class]]) {
|
|
[NSException raise:NSInvalidArgumentException
|
|
format:@"MGLTileSourceOptionAttributionInfos must be set to a string."];
|
|
}
|
|
|
|
NSAttributedString *attributedString = [MGLAttributionInfo attributedStringForAttributionInfos:attributionInfos];
|
|
#if TARGET_OS_IPHONE
|
|
static NSString * const NSExcludedElementsDocumentAttribute = @"ExcludedElements";
|
|
#endif
|
|
NSDictionary *documentAttributes = @{
|
|
NSDocumentTypeDocumentAttribute: NSHTMLTextDocumentType,
|
|
NSCharacterEncodingDocumentAttribute: @(NSUTF8StringEncoding),
|
|
// The attribution string is meant to be a simple, inline fragment, not a full-fledged, validating document.
|
|
NSExcludedElementsDocumentAttribute: @[@"XML", @"DOCTYPE", @"html", @"head", @"meta", @"title", @"style", @"body", @"p"],
|
|
};
|
|
NSData *data = [attributedString dataFromRange:attributedString.mgl_wholeRange documentAttributes:documentAttributes error:NULL];
|
|
NSString *html = [[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding];
|
|
tileSet.attribution = html.UTF8String;
|
|
}
|
|
|
|
if (NSNumber *tileCoordinateSystemNumber = options[MGLTileSourceOptionTileCoordinateSystem]) {
|
|
if (![tileCoordinateSystemNumber isKindOfClass:[NSValue class]]) {
|
|
[NSException raise:NSInvalidArgumentException
|
|
format:@"MGLTileSourceOptionTileCoordinateSystem must be set to an NSValue or NSNumber."];
|
|
}
|
|
MGLTileCoordinateSystem tileCoordinateSystem;
|
|
[tileCoordinateSystemNumber getValue:&tileCoordinateSystem];
|
|
switch (tileCoordinateSystem) {
|
|
case MGLTileCoordinateSystemXYZ:
|
|
tileSet.scheme = mbgl::Tileset::Scheme::XYZ;
|
|
break;
|
|
case MGLTileCoordinateSystemTMS:
|
|
tileSet.scheme = mbgl::Tileset::Scheme::TMS;
|
|
break;
|
|
}
|
|
}
|
|
|
|
return tileSet;
|
|
}
|