DirectMapScalingEvent
Direct map zoom event. Direct map control events are described in DirectMapControlBeginEvent.
Extends:
InputEvent
public convenience init(
zoomDelta: Float,
timestamp: TimeInterval,
scalingCenter: ScreenPoint? = nil
)
Parameters
zoomDelta
Float
The value by which the current zoom value will change.
timestamp
TimeInterval
Time of the system event generation.
scalingCenter
ScreenPoint?
Point on the screen relative to which the map scales. If not set, scaling is done relative to the map position point.
Properties
The value by which the current scale value will change.
Point on the screen relative to which the map scales.