Class DrawingInput

Namespace

WitShells.CanvasDrawTool

Handles all input for the drawing tool using New Input System. Supports mouse, touch, and provides base for pen input.

public class DrawingInput : MonoBehaviour

Inheritance

object

DrawingInput

Derived

PenInput

Fields

OnDrawEnd

public UnityEvent<Vector2, float> OnDrawEnd

Field Value

UnityEvent<Vector2, float>

OnDrawMove

public UnityEvent<Vector2, float> OnDrawMove

Field Value

UnityEvent<Vector2, float>

OnDrawStart

public UnityEvent<Vector2, float> OnDrawStart

Field Value

UnityEvent<Vector2, float>

OnPan

public UnityEvent<Vector2> OnPan

Field Value

UnityEvent<Vector2>

OnZoom

public UnityEvent<float> OnZoom

Field Value

UnityEvent<float>

_currentPressure

protected float _currentPressure

Field Value

float

_isDrawing

protected bool _isDrawing

Field Value

bool

_lastPosition

protected Vector2 _lastPosition

Field Value

Vector2

Properties

CurrentPressure

public float CurrentPressure { get; }

Property Value

float

IsDrawing

public bool IsDrawing { get; }

Property Value

bool

LastPosition

public Vector2 LastPosition { get; }

Property Value

Vector2

Methods

Awake()

protected virtual void Awake()

ContinueDraw(Vector2, float)

protected virtual void ContinueDraw(Vector2 canvasPosition, float pressure)

Parameters

canvasPosition Vector2

pressure float

EndDraw(Vector2, float)

protected virtual void EndDraw(Vector2 canvasPosition, float pressure)

Parameters

canvasPosition Vector2

pressure float

GetTouchPressure(Finger)

protected virtual float GetTouchPressure(Finger finger)

Parameters

finger Finger

Returns

float

NormalizedToPixel(Vector2, int, int)

Convert normalized canvas position to pixel coordinates.

public Vector2Int NormalizedToPixel(Vector2 normalized, int width, int height)

Parameters

normalized Vector2

width int

height int

Returns

Vector2Int

OnDisable()

protected virtual void OnDisable()

OnEnable()

protected virtual void OnEnable()

ScreenToCanvas(Vector2, out Vector2)

Convert screen position to canvas coordinates. Returns normalized coordinates (0-1) relative to canvas bounds.

public bool ScreenToCanvas(Vector2 screenPosition, out Vector2 canvasPosition)

Parameters

screenPosition Vector2

canvasPosition Vector2

Returns

bool

SetCanvasRect(RectTransform)

Set the canvas rect transform for coordinate conversion.

public void SetCanvasRect(RectTransform rect)

Parameters

rect RectTransform

SetUICamera(Camera)

Set the UI camera for coordinate conversion.

public void SetUICamera(Camera cam)

Parameters

cam Camera

StartDraw(Vector2, float)

protected virtual void StartDraw(Vector2 canvasPosition, float pressure)

Parameters

canvasPosition Vector2

pressure float

Update()

protected virtual void Update()