diff options
Diffstat (limited to 'platform/darwin/src/MGLMapCamera.mm')
| -rw-r--r-- | platform/darwin/src/MGLMapCamera.mm | 33 |
1 files changed, 31 insertions, 2 deletions
diff --git a/platform/darwin/src/MGLMapCamera.mm b/platform/darwin/src/MGLMapCamera.mm index 1611dbf4a3..5ab0bffaa6 100644 --- a/platform/darwin/src/MGLMapCamera.mm +++ b/platform/darwin/src/MGLMapCamera.mm @@ -47,16 +47,45 @@ BOOL MGLEqualFloatWithAccuracy(CGFloat left, CGFloat right, CGFloat accuracy) } + (instancetype)cameraLookingAtCenterCoordinate:(CLLocationCoordinate2D)centerCoordinate - fromDistance:(CLLocationDistance)distance + acrossDistance:(CLLocationDistance)distance + pitch:(CGFloat)pitch + heading:(CLLocationDirection)heading +{ + // Angle at the viewpoint formed by the straight lines running perpendicular + // to the ground and toward the center coordinate. + CLLocationDirection eyeAngle = 90 - pitch; + CLLocationDistance altitude = distance * sin(MGLRadiansFromDegrees(eyeAngle)); + + return [[self alloc] initWithCenterCoordinate:centerCoordinate + altitude:altitude + pitch:pitch + heading:heading]; +} + ++ (instancetype)cameraLookingAtCenterCoordinate:(CLLocationCoordinate2D)centerCoordinate + altitude:(CLLocationDistance)altitude pitch:(CGFloat)pitch heading:(CLLocationDirection)heading { return [[self alloc] initWithCenterCoordinate:centerCoordinate - altitude:distance + altitude:altitude pitch:pitch heading:heading]; } ++ (instancetype)cameraLookingAtCenterCoordinate:(CLLocationCoordinate2D)centerCoordinate + fromDistance:(CLLocationDistance)distance + pitch:(CGFloat)pitch + heading:(CLLocationDirection)heading +{ + // TODO: Remove this compatibility shim in favor of `-cameraLookingAtCenterCoordinate:acrossDistance:pitch:heading:. + // https://github.com/mapbox/mapbox-gl-native/issues/12943 + return [MGLMapCamera cameraLookingAtCenterCoordinate:centerCoordinate + altitude:distance + pitch:pitch + heading:heading]; +} + - (instancetype)initWithCenterCoordinate:(CLLocationCoordinate2D)centerCoordinate altitude:(CLLocationDistance)altitude pitch:(CGFloat)pitch |