js.foresight
Version:
Predicts where users will click based on mouse movement, keyboard navigation, and scroll behavior. Includes touch device support. Triggers callbacks before interactions happen to enable prefetching and faster UI responses. Works with any framework.
2 lines (1 loc) • 1.88 kB
JavaScript
import{a as e}from"./chunk-AODZNE3S.js";var r=class extends e{constructor(t){super(t);this.moduleName="TouchDeviceHandler";this.viewportPredictor=null;this.touchStartPredictor=null;this.predictor=null;this.onDisconnect=()=>{this.devLog("Disconnecting touch predictor"),this.predictor?.disconnect()};this.onConnect=()=>this.setTouchPredictor();this.observeElement=t=>this.predictor?.observeElement(t);this.unobserveElement=t=>this.predictor?.unobserveElement(t);this.storedDependencies=t}async getOrCreateViewportPredictor(){if(!this.viewportPredictor){let{ViewportPredictor:t}=await import("./ViewportPredictor-H3GLDETY.js");this.viewportPredictor=new t(this.storedDependencies),this.devLog("ViewportPredictor lazy loaded")}return this.viewportPredictor}async getOrCreateTouchStartPredictor(){if(!this.touchStartPredictor){let{TouchStartPredictor:t}=await import("./TouchStartPredictor-ZH3KJG2C.js");this.touchStartPredictor=new t(this.storedDependencies),this.devLog("TouchStartPredictor lazy loaded")}return this.touchStartPredictor}async setTouchPredictor(){switch(this.predictor?.disconnect(),this.settings.touchDeviceStrategy){case"viewport":this.predictor=await this.getOrCreateViewportPredictor(),this.devLog(`Connected touch strategy: ${this.settings.touchDeviceStrategy} (ViewportPredictor)`);break;case"onTouchStart":this.predictor=await this.getOrCreateTouchStartPredictor(),this.devLog(`Connected touch strategy: ${this.settings.touchDeviceStrategy} (TouchStartPredictor)`);break;case"none":this.predictor=null,this.devLog('Touch strategy set to "none" - no predictor connected');return;default:this.settings.touchDeviceStrategy}this.predictor?.connect();for(let t of this.elements.keys())this.predictor?.observeElement(t)}get loadedPredictors(){return{viewport:this.viewportPredictor!==null,touchStart:this.touchStartPredictor!==null}}};export{r as TouchDeviceHandler};