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#import "MGLMultiPoint.h"
#import "MGLTypes.h"
#import <mbgl/util/geo.hpp>
@implementation MGLMultiPoint
{
CLLocationCoordinate2D *_coords;
size_t _count;
mbgl::LatLngBounds _bounds;
}
- (instancetype)initWithCoordinates:(CLLocationCoordinate2D *)coords
count:(NSUInteger)count
{
self = [super init];
if (self)
{
_count = count;
_coords = (CLLocationCoordinate2D *)malloc(_count * sizeof(CLLocationCoordinate2D));
for (NSUInteger i = 0; i < _count; i++)
{
_coords[i] = coords[i];
_bounds.extend(mbgl::LatLng(coords[i].latitude, coords[i].longitude));
}
}
return self;
}
- (void)dealloc
{
free(_coords);
}
- (CLLocationCoordinate2D)coordinate
{
if ([self isMemberOfClass:[MGLMultiPoint class]])
{
[[NSException exceptionWithName:@"MGLAbstractClassException"
reason:@"MGLMultiPoint is an abstract class"
userInfo:nil] raise];
}
assert(_count > 0);
return CLLocationCoordinate2DMake(_coords[0].latitude, _coords[0].longitude);
}
- (NSUInteger)pointCount
{
if ([self isMemberOfClass:[MGLMultiPoint class]])
{
[[NSException exceptionWithName:@"MGLAbstractClassException"
reason:@"MGLMultiPoint is an abstract class"
userInfo:nil] raise];
}
return _count;
}
- (void)getCoordinates:(CLLocationCoordinate2D *)coords range:(NSRange)range
{
if ([self isMemberOfClass:[MGLMultiPoint class]])
{
[[NSException exceptionWithName:@"MGLAbstractClassException"
reason:@"MGLMultiPoint is an abstract class"
userInfo:nil] raise];
}
assert(range.location + range.length <= _count);
NSUInteger index = 0;
for (NSUInteger i = range.location; i < range.location + range.length; i++)
{
coords[index] = _coords[i];
index++;
}
}
- (MGLCoordinateBounds)overlayBounds
{
return {
CLLocationCoordinate2DMake(_bounds.sw.latitude, _bounds.sw.longitude),
CLLocationCoordinate2DMake(_bounds.ne.longitude, _bounds.ne.longitude)
};
}
- (BOOL)intersectsOverlayBounds:(MGLCoordinateBounds)overlayBounds
{
mbgl::LatLngBounds area(
mbgl::LatLng(overlayBounds.sw.latitude, overlayBounds.sw.longitude),
mbgl::LatLng(overlayBounds.ne.latitude, overlayBounds.ne.longitude)
);
return _bounds.intersects(area);
}
@end
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