@nativescript/core
Version:
A JavaScript library providing an easy to use api for interacting with iOS and Android platform APIs.
78 lines • 2.53 kB
JavaScript
import { GestureTypes } from './gestures-types';
/**
* Returns a string representation of a gesture type.
* @param type - The singular type of the gesture. Looks for an exact match, so
* passing plural types like `GestureTypes.tap & GestureTypes.doubleTap` will
* simply return undefined.
*/
export function toString(type) {
switch (type) {
case GestureTypes.tap:
return GestureTypes[GestureTypes.tap];
case GestureTypes.doubleTap:
return GestureTypes[GestureTypes.doubleTap];
case GestureTypes.pinch:
return GestureTypes[GestureTypes.pinch];
case GestureTypes.pan:
return GestureTypes[GestureTypes.pan];
case GestureTypes.swipe:
return GestureTypes[GestureTypes.swipe];
case GestureTypes.rotation:
return GestureTypes[GestureTypes.rotation];
case GestureTypes.longPress:
return GestureTypes[GestureTypes.longPress];
case GestureTypes.touch:
return GestureTypes[GestureTypes.touch];
}
}
/**
* Returns a gesture type enum value from a string (case insensitive).
*
* @param type - A string representation of a single gesture type (e.g. "tap").
*/
export function fromString(type) {
const t = type.trim().toLowerCase();
switch (t) {
case 'tap':
return GestureTypes.tap;
case 'doubletap':
return GestureTypes.doubleTap;
case 'pinch':
return GestureTypes.pinch;
case 'pan':
return GestureTypes.pan;
case 'swipe':
return GestureTypes.swipe;
case 'rotation':
return GestureTypes.rotation;
case 'longpress':
return GestureTypes.longPress;
case 'touch':
return GestureTypes.touch;
}
return undefined;
}
export class GesturesObserverBase {
get callback() {
return this._callback;
}
get target() {
return this._target;
}
get context() {
return this._context;
}
constructor(target, callback, context) {
this._target = target;
this._callback = callback;
this._context = context;
}
disconnect() {
this._target = null;
this._callback = null;
this._context = null;
}
}
export { GesturesObserverBase as GesturesObserver };
export { TouchAction, GestureStateTypes, GestureTypes, SwipeDirection, GestureEvents } from './gestures-types';
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