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Class TwoFingersTouchZoomHandler

The TwoFingersTouchHandlers allows the user to zoom the map two fingers

Hierarchy (View Summary)

Index

Constructors

constructor

Methods

disable enable isActive isEnabled reset setZoomRate setZoomThreshold touchcancel touchend touchmove touchstart

Constructors

Methods

  • Disables the "drag to pitch" interaction.

    Returns void

    map.touchPitch.disable();

  • Returns a Boolean indicating whether the "drag to pitch" interaction is active, i.e. currently being used.

    Returns boolean

    true if the "drag to pitch" interaction is active.

  • Returns a Boolean indicating whether the "drag to pitch" interaction is enabled.

    Returns boolean

    true if the "drag to pitch" interaction is enabled.

  • reset can be called by the manager at any time and must reset everything to it's original state

    Returns void

  • Sets the zoom rate of touch gestures.

    Parameters

    • OptionalzoomRate: number

      1 The rate used to scale touch movement to a zoom value. Set to undefined to restore the default.

    Returns void

    Slow down touch zoom

    map.touchZoomRotate.setZoomRate(0.5);

  • Sets the threshold before a pinch gesture starts zooming.

    Parameters

    • OptionalzoomThreshold: number

      0.1 The minimum zoom delta before the pinch gesture becomes active. Set to undefined to restore the default.

    Returns void

    Make pinch zoom less sensitive

    map.touchZoomRotate.setZoomThreshold(0.3);
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TwoFingersTouchZoomHandler