Interface KmtInputContext

The context for the keyboard mouse and trackpad input state machine.

interface KmtInputContext {
    alignCoordinateSystem: boolean;
    canvas: HTMLCanvasElement;
    initialCursorPosition: Point;
    notifyOnPan: (delta: Point) => void;
    notifyOnRotate: (deltaRotation: number) => void;
    notifyOnZoom: (zoomAmount: number, anchorPoint: Point) => void;
    setInitialCursorPosition: (position: Point) => void;
    cleanup(): void;
    setup(): void;
}

Hierarchy (View Summary)

Implemented by

Properties

alignCoordinateSystem canvas initialCursorPosition notifyOnPan notifyOnRotate notifyOnZoom setInitialCursorPosition

Methods

cleanup setup

Properties

alignCoordinateSystem

alignCoordinateSystem: boolean

canvas

canvas: HTMLCanvasElement

initialCursorPosition

initialCursorPosition: Point

notifyOnPan

notifyOnPan: (delta: Point) => void

notifyOnRotate

notifyOnRotate: (deltaRotation: number) => void

notifyOnZoom

notifyOnZoom: (zoomAmount: number, anchorPoint: Point) => void

setInitialCursorPosition

setInitialCursorPosition: (position: Point) => void

Methods

cleanup

setup

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