Class ViewportHandler

Package: @aurigma/design-atoms

Constructors

(constructor)(_canvas, _viewer)

Constructs a new instance of the ViewportHandler class

Declaration

constructor(_canvas: ICanvas, _viewer: IViewer);

Parameters

Type	Name	Description
ICanvas	_canvas
IViewer	_viewer

Methods

_getDesignSize()

Declaration

_getDesignSize(): SizeF;

Returns

Type	Description
SizeF

_getDesignTranslate(canvas)

Declaration

_getDesignTranslate(canvas: HTMLCanvasElement): SizeF;

Parameters

Type	Name	Description
HTMLCanvasElement	canvas

Returns

Type	Description
SizeF

_getScrollTranslate()

Declaration

_getScrollTranslate(): SizeF;

Returns

Type	Description
SizeF

_getViewportRotateAngle()

Declaration

_getViewportRotateAngle(): number;

Returns

Type	Description
number

applyViewportTransformTo2dContext(context, canvas)

Declaration

applyViewportTransformTo2dContext(context: CanvasRenderingContext2D, canvas: HTMLCanvasElement): void;

Parameters

Type	Name	Description
CanvasRenderingContext2D	context
HTMLCanvasElement	canvas

Returns

Type	Description
void

applyViewportTransformToTwMatrix(matrix, canvas)

Declaration

applyViewportTransformToTwMatrix(matrix: TextWhizz.Matrix, canvas: HTMLCanvasElement): void;

Parameters

Type	Name	Description
TextWhizz.Matrix	matrix
HTMLCanvasElement	canvas

Returns

Type	Description
void