diagram-js
Version:
A toolbox for displaying and modifying diagrams on the web
50 lines (44 loc) • 1.09 kB
TypeScript
/**
* Initiates canvas scrolling if current cursor point is close to a border.
* Cancelled when current point moves back inside the scrolling borders
* or cancelled manually.
*
* Default options :
* scrollThresholdIn: [ 20, 20, 20, 20 ],
* scrollThresholdOut: [ 0, 0, 0, 0 ],
* scrollRepeatTimeout: 15,
* scrollStep: 10
*
* Threshold order:
* [ left, top, right, bottom ]
*
*/
export default class AutoScroll {
static $inject: string[];
/**
* @param config
* @param eventBus
* @param canvas
*/
constructor(config: any, eventBus: EventBus, canvas: Canvas);
/**
* Starts scrolling loop.
* Point is given in global scale in canvas container box plane.
*
* @param point
*/
startScroll(point: Point): void;
/**
* Stops scrolling loop.
*/
stopScroll(): void;
/**
* Overrides defaults options.
*
* @param options
*/
setOptions(options: any): void;
}
type Point = import("../../util/Types").Point;
type EventBus = import("../../core/EventBus").default;
type Canvas = import("../../core/Canvas").default;