Class PanAndZoomable

This manipulator allows panning and zooming of the content.

Inheritance
object
Manipulator
PanAndZoomable
Implements
Inherited Members
Namespace: Unity.AppUI.UI
Assembly: Unity.AppUI.dll
Syntax
public class PanAndZoomable : Manipulator, IManipulator
Remarks

This manipulator is used on the Canvas UI element.

Constructors

PanAndZoomable(ZoomChangedDelegate, ScrollOffsetChangedDelegate, GrabModeChangedDelegate)

Constructs a new instance of PanAndZoomable.

Declaration
public PanAndZoomable(PanAndZoomable.ZoomChangedDelegate zoomChanged, PanAndZoomable.ScrollOffsetChangedDelegate scrollOffsetChanged, PanAndZoomable.GrabModeChangedDelegate grabModeChanged)
Parameters
Type Name Description
PanAndZoomable.ZoomChangedDelegate zoomChanged

A delegate that is called when the zoom level changes.
PanAndZoomable.ScrollOffsetChangedDelegate scrollOffsetChanged

A delegate that is called when the scroll offset changes.
PanAndZoomable.GrabModeChangedDelegate grabModeChanged

A delegate that is called when the grab mode changes.

Properties

controlScheme

The control scheme used to interact with the canvas.

Declaration
public CanvasControlScheme controlScheme { get; set; }
Property Value
Type Description
CanvasControlScheme
See Also

dampingEffectDurationMs

The duration of the damping effect in milliseconds.

Declaration
public int dampingEffectDurationMs { get; set; }
Property Value
Type Description
int

grabMode

The grab mode.

Declaration
public GrabMode grabMode { get; }
Property Value
Type Description
GrabMode

maxZoom

The maximum zoom level.

Declaration
public float maxZoom { get; set; }
Property Value
Type Description
float

minZoom

The minimum zoom level.

Declaration
public float minZoom { get; set; }
Property Value
Type Description
float

panMultiplier

The pan multiplier.

Declaration
public float panMultiplier { get; set; }
Property Value
Type Description
float

primaryManipulator

The primary manipulator. This manipulator will be used without any modifier key.

Declaration
public CanvasManipulator primaryManipulator { get; set; }
Property Value
Type Description
CanvasManipulator
See Also

scrollDirection

The scroll direction.

Declaration
public ScrollDirection scrollDirection { get; set; }
Property Value
Type Description
ScrollDirection

scrollOffset

The scroll offset.

Declaration
public Vector2 scrollOffset { get; set; }
Property Value
Type Description
Vector2

scrollSpeed

The speed at which the canvas scrolls.

Declaration
public float scrollSpeed { get; set; }
Property Value
Type Description
float

useSpaceBar

Whether to use the space bar to pan the canvas.

Declaration
public bool useSpaceBar { get; set; }
Property Value
Type Description
bool

zoom

The zoom level.

Declaration
public Vector2 zoom { get; set; }
Property Value
Type Description
Vector2

zoomMultiplier

The zoom multiplier.

Declaration
public float zoomMultiplier { get; set; }
Property Value
Type Description
float

zoomSpeed

The speed at which the manipulator zooms.

Declaration
public float zoomSpeed { get; set; }
Property Value
Type Description
float

Methods

ApplyZoom(Vector2, Vector2)

Applies a zoom delta to the target.

Declaration
public void ApplyZoom(Vector2 pivot, Vector2 delta)
Parameters
Type Name Description
Vector2 pivot

The pivot point.
Vector2 delta

The zoom delta.

GetGrabModeUssClassName(GrabMode)

Declaration
public static string GetGrabModeUssClassName(GrabMode enumValue)
Parameters
Type Name Description
GrabMode enumValue
Returns
Type Description
string

RegisterCallbacksOnTarget()

Called to register event callbacks on the target element.

Declaration
protected override void RegisterCallbacksOnTarget()
Overrides

SetScrollOffsetWithoutNotify(Vector2)

Sets the scroll offset without notifying the scroll offset changed delegate.

Declaration
public void SetScrollOffsetWithoutNotify(Vector2 newValue)
Parameters
Type Name Description
Vector2 newValue

The new scroll offset.

UnregisterCallbacksFromTarget()

Called to unregister event callbacks from the target element.

Declaration
protected override void UnregisterCallbacksFromTarget()
Overrides

Implements