@foblex/flow
Version:
An Angular library designed to simplify the creation and manipulation of dynamic flow. Provides components for flows, nodes, and connections, automating node manipulation and inter-node connections.
156 lines • 25.6 kB
JavaScript
import { IMouseEvent, IPointerUpEvent, ITouchDownEvent, ITouchMoveEvent, } from './pointer-events';
import { EventExtensions } from './event.extensions';
export const MOUSE_EVENT_IGNORE_TIME = 800;
export class DragAndDropBase {
ngZone;
document;
mouseListeners = EventExtensions.emptyListener();
touchListeners = EventExtensions.emptyListener();
startListeners = EventExtensions.emptyListener();
isSyntheticEvent(event) {
return !!this.lastTouchEventTime &&
(this.lastTouchEventTime + MOUSE_EVENT_IGNORE_TIME > Date.now());
}
lastTouchEventTime = 0;
isDragStarted = false;
dragStartThreshold = 3;
dragStartDelay = 0;
dragStartTime = 0;
dragStartPosition = { x: 0, y: 0 };
moveHandler = this.checkDragSequenceToStart;
pointerDownElement = null;
constructor(ngZone) {
this.ngZone = ngZone;
}
onMouseDown = (event) => {
const isSyntheticEvent = this.isSyntheticEvent(event);
const isFakeEvent = isFakeMousedownFromScreenReader(event);
const mouseEvent = new IMouseEvent(event);
this.pointerDownElement = mouseEvent.targetElement;
if (isSyntheticEvent || isFakeEvent || this.disabled) {
return;
}
let result = this.onPointerDown(mouseEvent);
if (result) {
this.dragStartTime = Date.now();
this.dragStartPosition = mouseEvent.getPosition();
this.ngZone?.runOutsideAngular(() => {
this.document?.addEventListener('selectstart', this.onSelectStart, EventExtensions.activeListener());
this.document?.addEventListener('mousemove', this.onMouseMove);
this.document?.addEventListener('pointerup', this.onPointerUpEvent);
});
this.mouseListeners = () => {
this.document?.removeEventListener('selectstart', this.onSelectStart, EventExtensions.activeListener());
this.document?.removeEventListener('mousemove', this.onMouseMove);
this.document?.removeEventListener('pointerup', this.onPointerUpEvent);
};
}
};
onTouchDown = (event) => {
const isFakeEvent = isFakeTouchstartFromScreenReader(event);
const touchEvent = new ITouchDownEvent(event);
this.pointerDownElement = touchEvent.targetElement;
if (isFakeEvent || this.disabled) {
return;
}
let result = this.onPointerDown(touchEvent);
if (result) {
this.dragStartTime = Date.now();
this.dragStartPosition = touchEvent.getPosition();
this.ngZone?.runOutsideAngular(() => {
this.document?.addEventListener('selectstart', this.onSelectStart, EventExtensions.activeListener());
this.document?.addEventListener('touchmove', this.onTouchMove);
this.document?.addEventListener('pointerup', this.onPointerUpEvent);
});
this.touchListeners = () => {
this.document?.removeEventListener('selectstart', this.onSelectStart, EventExtensions.activeListener());
this.document?.removeEventListener('touchmove', this.onTouchMove);
this.document?.removeEventListener('pointerup', this.onPointerUpEvent);
};
}
};
onSelectStart = (event) => {
this.onSelect(event);
};
onMouseMove = (event) => {
this.moveHandler(new IMouseEvent(event));
};
onTouchMove = (event) => {
this.moveHandler(new ITouchMoveEvent(event));
};
checkDragSequenceToStart(event) {
const pointerPosition = event.getPosition();
if (!this.isDragStarted && this.pointerDownElement) {
event.setTarget(this.pointerDownElement);
const distanceX = Math.abs(pointerPosition.x - this.dragStartPosition.x);
const distanceY = Math.abs(pointerPosition.y - this.dragStartPosition.y);
const isOverThreshold = distanceX + distanceY >= this.dragStartThreshold;
if (isOverThreshold) {
const isDelayElapsed = Date.now() >= this.dragStartTime + this.dragStartDelay;
if (!isDelayElapsed) {
this.endDragSequence();
return;
}
event.preventDefault();
this.prepareDragSequence(event);
this.isDragStarted = true;
this.moveHandler = this.onPointerMove;
if (isTouchEvent(event.originalEvent)) {
this.lastTouchEventTime = Date.now();
}
}
}
}
onPointerUpEvent = (event) => {
if (this.isDragStarted) {
this.onPointerUp(new IPointerUpEvent(event));
}
this.endDragSequence();
};
endDragSequence() {
this.isDragStarted = false;
this.pointerDownElement = null;
this.moveHandler = this.checkDragSequenceToStart;
this.mouseListeners();
this.mouseListeners = EventExtensions.emptyListener();
this.touchListeners();
this.touchListeners = EventExtensions.emptyListener();
this.finalizeDragSequence();
}
subscribe(fDocument) {
if (this.document) {
this.unsubscribe();
}
this.document = fDocument;
this.ngZone?.runOutsideAngular(() => {
fDocument.addEventListener('mousedown', this.onMouseDown, EventExtensions.activeListener());
fDocument.addEventListener('touchstart', this.onTouchDown, EventExtensions.passiveListener());
});
this.startListeners = () => {
fDocument.removeEventListener('mousedown', this.onMouseDown, EventExtensions.activeListener());
fDocument.removeEventListener('touchstart', this.onTouchDown, EventExtensions.passiveListener());
};
}
unsubscribe() {
this.startListeners();
this.startListeners = EventExtensions.emptyListener();
this.touchListeners();
this.touchListeners = EventExtensions.emptyListener();
this.mouseListeners();
this.mouseListeners = EventExtensions.emptyListener();
}
}
function isTouchEvent(event) {
return event.type[0] === 't';
}
function isFakeMousedownFromScreenReader(event) {
return event.buttons === 0 || (event.offsetX === 0 && event.offsetY === 0);
}
function isFakeTouchstartFromScreenReader(event) {
const touch = (event.touches && event.touches[0]) || (event.changedTouches && event.changedTouches[0]);
return (!!touch &&
touch.identifier === -1 &&
(touch.radiusX == null || touch.radiusX === 1) &&
(touch.radiusY == null || touch.radiusY === 1));
}
//# sourceMappingURL=data:application/json;base64,{"version":3,"file":"drag-and-drop-base.js","sourceRoot":"","sources":["../../../../projects/f-flow/src/drag-toolkit/drag-and-drop-base.ts"],"names":[],"mappings":"AACA,OAAO,EACL,WAAW,EAEX,eAAe,EACf,eAAe,EACf,eAAe,GAChB,MAAM,kBAAkB,CAAC;AAC1B,OAAO,EAAE,eAAe,EAAE,MAAM,oBAAoB,CAAC;AAErD,MAAM,CAAC,MAAM,uBAAuB,GAAG,GAAG,CAAC;AAE3C,MAAM,OAAgB,eAAe;IAgCvB;IA5BJ,QAAQ,CAAuB;IAE/B,cAAc,GAAa,eAAe,CAAC,aAAa,EAAE,CAAC;IAC3D,cAAc,GAAa,eAAe,CAAC,aAAa,EAAE,CAAC;IAE3D,cAAc,GAAa,eAAe,CAAC,aAAa,EAAE,CAAC;IAE5D,gBAAgB,CAAC,KAAiB;QACvC,OAAO,CAAC,CAAC,IAAI,CAAC,kBAAkB;YAC9B,CAAC,IAAI,CAAC,kBAAkB,GAAG,uBAAuB,GAAG,IAAI,CAAC,GAAG,EAAE,CAAC,CAAC;IACrE,CAAC;IAEO,kBAAkB,GAAW,CAAC,CAAC;IAEhC,aAAa,GAAY,KAAK,CAAC;IAC9B,kBAAkB,GAAW,CAAC,CAAC;IAC/B,cAAc,GAAW,CAAC,CAAC;IAE3B,aAAa,GAAW,CAAC,CAAC;IAC1B,iBAAiB,GAA6B,EAAE,CAAC,EAAE,CAAC,EAAE,CAAC,EAAE,CAAC,EAAE,CAAC;IAI7D,WAAW,GAAa,IAAI,CAAC,wBAAwB,CAAC;IAEtD,kBAAkB,GAAuB,IAAI,CAAC;IAEtD,YACY,MAAyC;QAAzC,WAAM,GAAN,MAAM,CAAmC;IAErD,CAAC;IAEO,WAAW,GAAG,CAAC,KAAiB,EAAE,EAAE;QAC1C,MAAM,gBAAgB,GAAG,IAAI,CAAC,gBAAgB,CAAC,KAAK,CAAC,CAAC;QACtD,MAAM,WAAW,GAAG,+BAA+B,CAAC,KAAK,CAAC,CAAC;QAC3D,MAAM,UAAU,GAAG,IAAI,WAAW,CAAC,KAAK,CAAC,CAAC;QAC1C,IAAI,CAAC,kBAAkB,GAAG,UAAU,CAAC,aAAa,CAAC;QAEnD,IAAI,gBAAgB,IAAI,WAAW,IAAI,IAAI,CAAC,QAAQ,EAAE,CAAC;YACrD,OAAO;QACT,CAAC;QACD,IAAI,MAAM,GAAG,IAAI,CAAC,aAAa,CAAC,UAAU,CAAC,CAAC;QAC5C,IAAI,MAAM,EAAE,CAAC;YAEX,IAAI,CAAC,aAAa,GAAG,IAAI,CAAC,GAAG,EAAE,CAAC;YAChC,IAAI,CAAC,iBAAiB,GAAG,UAAU,CAAC,WAAW,EAAE,CAAC;YAElD,IAAI,CAAC,MAAM,EAAE,iBAAiB,CAAC,GAAG,EAAE;gBAClC,IAAI,CAAC,QAAQ,EAAE,gBAAgB,CAAC,aAAa,EAAE,IAAI,CAAC,aAAa,EAAE,eAAe,CAAC,cAAc,EAAE,CAAC,CAAC;gBACrG,IAAI,CAAC,QAAQ,EAAE,gBAAgB,CAAC,WAAW,EAAE,IAAI,CAAC,WAAW,CAAC,CAAC;gBAC/D,IAAI,CAAC,QAAQ,EAAE,gBAAgB,CAAC,WAAW,EAAE,IAAI,CAAC,gBAAgB,CAAC,CAAC;YACtE,CAAC,CAAC,CAAC;YAEH,IAAI,CAAC,cAAc,GAAG,GAAG,EAAE;gBACzB,IAAI,CAAC,QAAQ,EAAE,mBAAmB,CAAC,aAAa,EAAE,IAAI,CAAC,aAAa,EAAE,eAAe,CAAC,cAAc,EAAE,CAAC,CAAC;gBACxG,IAAI,CAAC,QAAQ,EAAE,mBAAmB,CAAC,WAAW,EAAE,IAAI,CAAC,WAAW,CAAC,CAAC;gBAClE,IAAI,CAAC,QAAQ,EAAE,mBAAmB,CAAC,WAAW,EAAE,IAAI,CAAC,gBAAgB,CAAC,CAAC;YACzE,CAAC,CAAC;QACJ,CAAC;IACH,CAAC,CAAA;IAEO,WAAW,GAAG,CAAC,KAAiB,EAAE,EAAE;QAC1C,MAAM,WAAW,GAAG,gCAAgC,CAAC,KAAmB,CAAC,CAAA;QACzE,MAAM,UAAU,GAAG,IAAI,eAAe,CAAC,KAAK,CAAC,CAAC;QAC9C,IAAI,CAAC,kBAAkB,GAAG,UAAU,CAAC,aAAa,CAAC;QAEnD,IAAI,WAAW,IAAI,IAAI,CAAC,QAAQ,EAAE,CAAC;YACjC,OAAO;QACT,CAAC;QACD,IAAI,MAAM,GAAG,IAAI,CAAC,aAAa,CAAC,UAAU,CAAC,CAAC;QAC5C,IAAI,MAAM,EAAE,CAAC;YAEX,IAAI,CAAC,aAAa,GAAG,IAAI,CAAC,GAAG,EAAE,CAAC;YAChC,IAAI,CAAC,iBAAiB,GAAG,UAAU,CAAC,WAAW,EAAE,CAAC;YAElD,IAAI,CAAC,MAAM,EAAE,iBAAiB,CAAC,GAAG,EAAE;gBAClC,IAAI,CAAC,QAAQ,EAAE,gBAAgB,CAAC,aAAa,EAAE,IAAI,CAAC,aAAa,EAAE,eAAe,CAAC,cAAc,EAAE,CAAC,CAAC;gBACrG,IAAI,CAAC,QAAQ,EAAE,gBAAgB,CAAC,WAAW,EAAE,IAAI,CAAC,WAAW,CAAC,CAAC;gBAC/D,IAAI,CAAC,QAAQ,EAAE,gBAAgB,CAAC,WAAW,EAAE,IAAI,CAAC,gBAAgB,CAAC,CAAC;YACtE,CAAC,CAAC,CAAC;YAEH,IAAI,CAAC,cAAc,GAAG,GAAG,EAAE;gBACzB,IAAI,CAAC,QAAQ,EAAE,mBAAmB,CAAC,aAAa,EAAE,IAAI,CAAC,aAAa,EAAE,eAAe,CAAC,cAAc,EAAE,CAAC,CAAC;gBACxG,IAAI,CAAC,QAAQ,EAAE,mBAAmB,CAAC,WAAW,EAAE,IAAI,CAAC,WAAW,CAAC,CAAC;gBAClE,IAAI,CAAC,QAAQ,EAAE,mBAAmB,CAAC,WAAW,EAAE,IAAI,CAAC,gBAAgB,CAAC,CAAC;YACzE,CAAC,CAAC;QACJ,CAAC;IACH,CAAC,CAAA;IAEO,aAAa,GAAG,CAAC,KAAY,EAAE,EAAE;QACvC,IAAI,CAAC,QAAQ,CAAC,KAAK,CAAC,CAAC;IACvB,CAAC,CAAA;IAEO,WAAW,GAAG,CAAC,KAAiB,EAAE,EAAE;QAC1C,IAAI,CAAC,WAAW,CAAC,IAAI,WAAW,CAAC,KAAK,CAAC,CAAC,CAAC;IAC3C,CAAC,CAAA;IAEO,WAAW,GAAG,CAAC,KAAiB,EAAE,EAAE;QAC1C,IAAI,CAAC,WAAW,CAAC,IAAI,eAAe,CAAC,KAAK,CAAC,CAAC,CAAC;IAC/C,CAAC,CAAA;IAEO,wBAAwB,CAAC,KAAoB;QACnD,MAAM,eAAe,GAAG,KAAK,CAAC,WAAW,EAAE,CAAC;QAE5C,IAAI,CAAC,IAAI,CAAC,aAAa,IAAI,IAAI,CAAC,kBAAkB,EAAE,CAAC;YACnD,KAAK,CAAC,SAAS,CAAC,IAAI,CAAC,kBAAkB,CAAC,CAAC;YACzC,MAAM,SAAS,GAAG,IAAI,CAAC,GAAG,CAAC,eAAe,CAAC,CAAC,GAAG,IAAI,CAAC,iBAAiB,CAAC,CAAC,CAAC,CAAC;YACzE,MAAM,SAAS,GAAG,IAAI,CAAC,GAAG,CAAC,eAAe,CAAC,CAAC,GAAG,IAAI,CAAC,iBAAiB,CAAC,CAAC,CAAC,CAAC;YACzE,MAAM,eAAe,GAAG,SAAS,GAAG,SAAS,IAAI,IAAI,CAAC,kBAAkB,CAAC;YAEzE,IAAI,eAAe,EAAE,CAAC;gBACpB,MAAM,cAAc,GAAG,IAAI,CAAC,GAAG,EAAE,IAAI,IAAI,CAAC,aAAa,GAAG,IAAI,CAAC,cAAc,CAAC;gBAE9E,IAAI,CAAC,cAAc,EAAE,CAAC;oBACpB,IAAI,CAAC,eAAe,EAAE,CAAC;oBACvB,OAAO;gBACT,CAAC;gBAED,KAAK,CAAC,cAAc,EAAE,CAAC;gBACvB,IAAI,CAAC,mBAAmB,CAAC,KAAK,CAAC,CAAC;gBAChC,IAAI,CAAC,aAAa,GAAG,IAAI,CAAC;gBAC1B,IAAI,CAAC,WAAW,GAAG,IAAI,CAAC,aAAa,CAAC;gBACtC,IAAI,YAAY,CAAC,KAAK,CAAC,aAAa,CAAC,EAAE,CAAC;oBACtC,IAAI,CAAC,kBAAkB,GAAG,IAAI,CAAC,GAAG,EAAE,CAAC;gBACvC,CAAC;YACH,CAAC;QACH,CAAC;IACH,CAAC;IAIO,gBAAgB,GAAG,CAAC,KAAmB,EAAE,EAAE;QACjD,IAAI,IAAI,CAAC,aAAa,EAAE,CAAC;YACvB,IAAI,CAAC,WAAW,CAAC,IAAI,eAAe,CAAC,KAAK,CAAC,CAAC,CAAC;QAC/C,CAAC;QACD,IAAI,CAAC,eAAe,EAAE,CAAC;IACzB,CAAC,CAAA;IAEO,eAAe;QACrB,IAAI,CAAC,aAAa,GAAG,KAAK,CAAC;QAC3B,IAAI,CAAC,kBAAkB,GAAG,IAAI,CAAC;QAE/B,IAAI,CAAC,WAAW,GAAG,IAAI,CAAC,wBAAwB,CAAC;QACjD,IAAI,CAAC,cAAc,EAAE,CAAC;QACtB,IAAI,CAAC,cAAc,GAAG,eAAe,CAAC,aAAa,EAAE,CAAC;QACtD,IAAI,CAAC,cAAc,EAAE,CAAC;QACtB,IAAI,CAAC,cAAc,GAAG,eAAe,CAAC,aAAa,EAAE,CAAC;QACtD,IAAI,CAAC,oBAAoB,EAAE,CAAC;IAC9B,CAAC;IAYM,SAAS,CAAC,SAAmB;QAClC,IAAI,IAAI,CAAC,QAAQ,EAAE,CAAC;YAClB,IAAI,CAAC,WAAW,EAAE,CAAC;QACrB,CAAC;QACD,IAAI,CAAC,QAAQ,GAAG,SAAS,CAAC;QAE1B,IAAI,CAAC,MAAM,EAAE,iBAAiB,CAAC,GAAG,EAAE;YAClC,SAAS,CAAC,gBAAgB,CAAC,WAAW,EAAE,IAAI,CAAC,WAAW,EAAE,eAAe,CAAC,cAAc,EAAE,CAAC,CAAC;YAC5F,SAAS,CAAC,gBAAgB,CAAC,YAAY,EAAE,IAAI,CAAC,WAAW,EAAE,eAAe,CAAC,eAAe,EAAE,CAAC,CAAC;QAChG,CAAC,CAAC,CAAC;QAEH,IAAI,CAAC,cAAc,GAAG,GAAG,EAAE;YACzB,SAAS,CAAC,mBAAmB,CAAC,WAAW,EAAE,IAAI,CAAC,WAAW,EAAE,eAAe,CAAC,cAAc,EAAE,CAAC,CAAC;YAC/F,SAAS,CAAC,mBAAmB,CAAC,YAAY,EAAE,IAAI,CAAC,WAAW,EAAE,eAAe,CAAC,eAAe,EAAE,CAAC,CAAC;QACnG,CAAC,CAAC;IACJ,CAAC;IAEM,WAAW;QAEhB,IAAI,CAAC,cAAc,EAAE,CAAC;QACtB,IAAI,CAAC,cAAc,GAAG,eAAe,CAAC,aAAa,EAAE,CAAC;QACtD,IAAI,CAAC,cAAc,EAAE,CAAC;QACtB,IAAI,CAAC,cAAc,GAAG,eAAe,CAAC,aAAa,EAAE,CAAC;QACtD,IAAI,CAAC,cAAc,EAAE,CAAC;QACtB,IAAI,CAAC,cAAc,GAAG,eAAe,CAAC,aAAa,EAAE,CAAC;IACxD,CAAC;CACF;AAED,SAAS,YAAY,CAAC,KAA8B;IAClD,OAAO,KAAK,CAAC,IAAI,CAAE,CAAC,CAAE,KAAK,GAAG,CAAC;AACjC,CAAC;AAED,SAAS,+BAA+B,CAAC,KAAiB;IACxD,OAAO,KAAK,CAAC,OAAO,KAAK,CAAC,IAAI,CAAC,KAAK,CAAC,OAAO,KAAK,CAAC,IAAI,KAAK,CAAC,OAAO,KAAK,CAAC,CAAC,CAAC;AAC7E,CAAC;AAED,SAAS,gCAAgC,CAAC,KAAiB;IACzD,MAAM,KAAK,GACT,CAAC,KAAK,CAAC,OAAO,IAAI,KAAK,CAAC,OAAO,CAAE,CAAC,CAAE,CAAC,IAAI,CAAC,KAAK,CAAC,cAAc,IAAI,KAAK,CAAC,cAAc,CAAE,CAAC,CAAE,CAAC,CAAC;IAC/F,OAAO,CACL,CAAC,CAAC,KAAK;QACP,KAAK,CAAC,UAAU,KAAK,CAAC,CAAC;QACvB,CAAC,KAAK,CAAC,OAAO,IAAI,IAAI,IAAI,KAAK,CAAC,OAAO,KAAK,CAAC,CAAC;QAC9C,CAAC,KAAK,CAAC,OAAO,IAAI,IAAI,IAAI,KAAK,CAAC,OAAO,KAAK,CAAC,CAAC,CAC/C,CAAC;AACJ,CAAC","sourcesContent":["import { ICanRunOutsideAngular } from './i-can-run-outside-angular';\nimport {\n  IMouseEvent,\n  IPointerEvent,\n  IPointerUpEvent,\n  ITouchDownEvent,\n  ITouchMoveEvent,\n} from './pointer-events';\nimport { EventExtensions } from './event.extensions';\n\nexport const MOUSE_EVENT_IGNORE_TIME = 800;\n\nexport abstract class DragAndDropBase {\n\n  public abstract hostElement: HTMLElement;\n\n  private document: Document | undefined;\n\n  private mouseListeners: Function = EventExtensions.emptyListener();\n  private touchListeners: Function = EventExtensions.emptyListener();\n\n  private startListeners: Function = EventExtensions.emptyListener();\n\n  public isSyntheticEvent(event: MouseEvent): boolean {\n    return !!this.lastTouchEventTime &&\n      (this.lastTouchEventTime + MOUSE_EVENT_IGNORE_TIME > Date.now());\n  }\n\n  private lastTouchEventTime: number = 0;\n\n  public isDragStarted: boolean = false;\n  private dragStartThreshold: number = 3;\n  private dragStartDelay: number = 0;\n\n  private dragStartTime: number = 0;\n  private dragStartPosition: { x: number, y: number } = { x: 0, y: 0 };\n\n  public abstract disabled: boolean;\n\n  private moveHandler: Function = this.checkDragSequenceToStart;\n\n  private pointerDownElement: HTMLElement | null = null;\n\n  protected constructor(\n    protected ngZone: ICanRunOutsideAngular | undefined\n  ) {\n  }\n\n  private onMouseDown = (event: MouseEvent) => {\n    const isSyntheticEvent = this.isSyntheticEvent(event);\n    const isFakeEvent = isFakeMousedownFromScreenReader(event);\n    const mouseEvent = new IMouseEvent(event);\n    this.pointerDownElement = mouseEvent.targetElement;\n\n    if (isSyntheticEvent || isFakeEvent || this.disabled) {\n      return;\n    }\n    let result = this.onPointerDown(mouseEvent);\n    if (result) {\n\n      this.dragStartTime = Date.now();\n      this.dragStartPosition = mouseEvent.getPosition();\n\n      this.ngZone?.runOutsideAngular(() => {\n        this.document?.addEventListener('selectstart', this.onSelectStart, EventExtensions.activeListener());\n        this.document?.addEventListener('mousemove', this.onMouseMove);\n        this.document?.addEventListener('pointerup', this.onPointerUpEvent);\n      });\n\n      this.mouseListeners = () => {\n        this.document?.removeEventListener('selectstart', this.onSelectStart, EventExtensions.activeListener());\n        this.document?.removeEventListener('mousemove', this.onMouseMove);\n        this.document?.removeEventListener('pointerup', this.onPointerUpEvent);\n      };\n    }\n  }\n\n  private onTouchDown = (event: TouchEvent) => {\n    const isFakeEvent = isFakeTouchstartFromScreenReader(event as TouchEvent)\n    const touchEvent = new ITouchDownEvent(event);\n    this.pointerDownElement = touchEvent.targetElement;\n\n    if (isFakeEvent || this.disabled) {\n      return;\n    }\n    let result = this.onPointerDown(touchEvent);\n    if (result) {\n\n      this.dragStartTime = Date.now();\n      this.dragStartPosition = touchEvent.getPosition();\n\n      this.ngZone?.runOutsideAngular(() => {\n        this.document?.addEventListener('selectstart', this.onSelectStart, EventExtensions.activeListener());\n        this.document?.addEventListener('touchmove', this.onTouchMove);\n        this.document?.addEventListener('pointerup', this.onPointerUpEvent);\n      });\n\n      this.touchListeners = () => {\n        this.document?.removeEventListener('selectstart', this.onSelectStart, EventExtensions.activeListener());\n        this.document?.removeEventListener('touchmove', this.onTouchMove);\n        this.document?.removeEventListener('pointerup', this.onPointerUpEvent);\n      };\n    }\n  }\n\n  private onSelectStart = (event: Event) => {\n    this.onSelect(event);\n  }\n\n  private onMouseMove = (event: MouseEvent) => {\n    this.moveHandler(new IMouseEvent(event));\n  }\n\n  private onTouchMove = (event: TouchEvent) => {\n    this.moveHandler(new ITouchMoveEvent(event));\n  }\n\n  private checkDragSequenceToStart(event: IPointerEvent): void {\n    const pointerPosition = event.getPosition();\n\n    if (!this.isDragStarted && this.pointerDownElement) {\n      event.setTarget(this.pointerDownElement);\n      const distanceX = Math.abs(pointerPosition.x - this.dragStartPosition.x);\n      const distanceY = Math.abs(pointerPosition.y - this.dragStartPosition.y);\n      const isOverThreshold = distanceX + distanceY >= this.dragStartThreshold;\n\n      if (isOverThreshold) {\n        const isDelayElapsed = Date.now() >= this.dragStartTime + this.dragStartDelay;\n\n        if (!isDelayElapsed) {\n          this.endDragSequence();\n          return;\n        }\n\n        event.preventDefault();\n        this.prepareDragSequence(event);\n        this.isDragStarted = true;\n        this.moveHandler = this.onPointerMove;\n        if (isTouchEvent(event.originalEvent)) {\n          this.lastTouchEventTime = Date.now();\n        }\n      }\n    }\n  }\n\n  protected abstract prepareDragSequence(event: IPointerEvent): void;\n\n  private onPointerUpEvent = (event: PointerEvent) => {\n    if (this.isDragStarted) {\n      this.onPointerUp(new IPointerUpEvent(event));\n    }\n    this.endDragSequence();\n  }\n\n  private endDragSequence(): void {\n    this.isDragStarted = false;\n    this.pointerDownElement = null;\n\n    this.moveHandler = this.checkDragSequenceToStart;\n    this.mouseListeners();\n    this.mouseListeners = EventExtensions.emptyListener();\n    this.touchListeners();\n    this.touchListeners = EventExtensions.emptyListener();\n    this.finalizeDragSequence();\n  }\n\n  protected abstract finalizeDragSequence(): void;\n\n  protected abstract onSelect(event: Event): void;\n\n  public abstract onPointerDown(event: IPointerEvent): boolean;\n\n  public abstract onPointerMove(event: IPointerEvent): void;\n\n  public abstract onPointerUp(event: IPointerEvent): void;\n\n  public subscribe(fDocument: Document): void {\n    if (this.document) {\n      this.unsubscribe();\n    }\n    this.document = fDocument;\n\n    this.ngZone?.runOutsideAngular(() => {\n      fDocument.addEventListener('mousedown', this.onMouseDown, EventExtensions.activeListener());\n      fDocument.addEventListener('touchstart', this.onTouchDown, EventExtensions.passiveListener());\n    });\n\n    this.startListeners = () => {\n      fDocument.removeEventListener('mousedown', this.onMouseDown, EventExtensions.activeListener());\n      fDocument.removeEventListener('touchstart', this.onTouchDown, EventExtensions.passiveListener());\n    };\n  }\n\n  public unsubscribe(): void {\n\n    this.startListeners();\n    this.startListeners = EventExtensions.emptyListener();\n    this.touchListeners();\n    this.touchListeners = EventExtensions.emptyListener();\n    this.mouseListeners();\n    this.mouseListeners = EventExtensions.emptyListener();\n  }\n}\n\nfunction isTouchEvent(event: MouseEvent | TouchEvent): event is TouchEvent {\n  return event.type[ 0 ] === 't';\n}\n\nfunction isFakeMousedownFromScreenReader(event: MouseEvent): boolean {\n  return event.buttons === 0 || (event.offsetX === 0 && event.offsetY === 0);\n}\n\nfunction isFakeTouchstartFromScreenReader(event: TouchEvent): boolean {\n  const touch: Touch | undefined =\n    (event.touches && event.touches[ 0 ]) || (event.changedTouches && event.changedTouches[ 0 ]);\n  return (\n    !!touch &&\n    touch.identifier === -1 &&\n    (touch.radiusX == null || touch.radiusX === 1) &&\n    (touch.radiusY == null || touch.radiusY === 1)\n  );\n}\n"]}