ngx-extended-pdf-viewer
Version:
Embedding PDF files in your Angular application. Highly configurable viewer including the toolbar, sidebar, and all the features you're used to.
181 lines • 22.4 kB
JavaScript
import { Injectable } from '@angular/core';
import { pdfDefaultOptions } from '../options/pdf-default-options';
import * as i0 from "@angular/core";
/**
* Pure Angular service for iOS Safari pinch-to-zoom optimization
* Works by dynamically adjusting the maxCanvasPixels option during touch gestures
* This approach is compatible with the existing mypdf.js MaxCanvasSize class
*/
export class IOSCanvasOptimizationService {
ngZone;
PDFViewerApplication;
isInitialized = false;
isPinching = false;
cooldownTimer = null;
originalMaxCanvasPixels;
reducedMaxCanvasPixels;
// Configuration
cooldownDuration = 2000; // 2 seconds
reductionFactor = 0.25; // Reduce to 25% during pinch
iosMaxCanvasPixels = 5242880; // PDF.js iOS limit (5MP)
constructor(ngZone) {
this.ngZone = ngZone;
// Store original canvas size
this.originalMaxCanvasPixels = pdfDefaultOptions.maxCanvasPixels || this.getDefaultCanvasSize();
this.reducedMaxCanvasPixels = Math.min(this.originalMaxCanvasPixels * this.reductionFactor, this.iosMaxCanvasPixels);
}
/**
* Initialize the service with PDFViewerApplication
* Called from NgxExtendedPdfViewerComponent.initialize()
*/
initialize(pdfViewerApplication) {
if (this.isInitialized || typeof window === 'undefined')
return;
this.PDFViewerApplication = pdfViewerApplication;
this.ngZone.runOutsideAngular(() => {
this.setupTouchListeners();
this.isInitialized = true;
});
}
getDefaultCanvasSize() {
const isIOS = /iPad|iPhone|iPod/.test(navigator.userAgent) && !('MSStream' in window);
const isMobile = /Android|iPhone|iPad|iPod/.test(navigator.userAgent);
if (isIOS || isMobile) {
return this.iosMaxCanvasPixels; // Use PDF.js iOS limit
}
return 33554432; // PDF.js desktop default (32MP)
}
setupTouchListeners() {
// Listen for pinch-to-zoom gestures
window.addEventListener('touchstart', (e) => {
if (e.touches.length === 2) {
this.onPinchStart();
}
}, { passive: true });
window.addEventListener('touchend', (e) => {
if (e.touches.length < 2 && this.isPinching) {
this.onPinchEnd();
}
}, { passive: true });
window.addEventListener('touchcancel', () => {
if (this.isPinching) {
this.onPinchEnd();
}
}, { passive: true });
}
onPinchStart() {
if (this.isPinching)
return;
this.isPinching = true;
this.clearCooldown();
// Reduce canvas resolution immediately for smooth pinching
this.updateCanvasSize(this.reducedMaxCanvasPixels);
}
onPinchEnd() {
if (!this.isPinching)
return;
this.isPinching = false;
this.startCooldown();
}
startCooldown() {
this.clearCooldown();
this.cooldownTimer = setTimeout(() => {
// Restore full resolution after cooldown
this.updateCanvasSize(this.originalMaxCanvasPixels);
}, this.cooldownDuration);
}
clearCooldown() {
if (this.cooldownTimer) {
clearTimeout(this.cooldownTimer);
this.cooldownTimer = null;
}
}
updateCanvasSize(maxCanvasPixels) {
// Update the pdfDefaultOptions to affect new renders
pdfDefaultOptions.maxCanvasPixels = maxCanvasPixels;
// Update existing PDF.js instances if available
if (this.PDFViewerApplication) {
// Update main viewer
if (this.PDFViewerApplication.pdfViewer) {
this.PDFViewerApplication.pdfViewer.maxCanvasPixels = maxCanvasPixels;
}
// Update thumbnail viewer
if (this.PDFViewerApplication.pdfThumbnailViewer) {
this.PDFViewerApplication.pdfThumbnailViewer.maxCanvasPixels = maxCanvasPixels;
}
// Trigger a gentle re-render of visible pages only during transitions
// (not during active pinching to avoid performance issues)
if (!this.isPinching) {
setTimeout(() => this.triggerVisiblePageRerender(), 100);
}
}
}
triggerVisiblePageRerender() {
if (!this.PDFViewerApplication?.pdfViewer)
return;
const pdfViewer = this.PDFViewerApplication.pdfViewer;
// Only re-render currently visible pages to minimize performance impact
pdfViewer._pages?.forEach((pageView) => {
if (pageView && this.isPageVisible(pageView)) {
// Gently trigger re-render by invalidating the current render
if (pageView.renderingState === 3 /* FINISHED */) {
pageView.reset();
// Let the normal rendering queue handle the re-render
if (pdfViewer.renderingQueue) {
pdfViewer.renderingQueue.renderView(pageView);
}
}
}
});
}
isPageVisible(pageView) {
if (!pageView?.div)
return false;
const rect = pageView.div.getBoundingClientRect();
const viewHeight = window.innerHeight || document.documentElement.clientHeight;
const viewWidth = window.innerWidth || document.documentElement.clientWidth;
return (rect.bottom >= 0 &&
rect.right >= 0 &&
rect.top <= viewHeight &&
rect.left <= viewWidth);
}
/**
* Get current canvas size setting
*/
getCurrentCanvasSize() {
return pdfDefaultOptions.maxCanvasPixels || this.originalMaxCanvasPixels;
}
/**
* Check if currently in pinch mode
*/
isPinchingActive() {
return this.isPinching;
}
/**
* Manually override the canvas size (for advanced users)
*/
setCanvasSize(maxCanvasPixels) {
this.originalMaxCanvasPixels = maxCanvasPixels;
this.reducedMaxCanvasPixels = Math.min(maxCanvasPixels * this.reductionFactor, this.iosMaxCanvasPixels);
if (!this.isPinching) {
this.updateCanvasSize(maxCanvasPixels);
}
}
/**
* Cleanup when service is destroyed
*/
destroy() {
this.clearCooldown();
this.isInitialized = false;
// Touch listeners will be cleaned up when window is destroyed
}
static ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "17.3.12", ngImport: i0, type: IOSCanvasOptimizationService, deps: [{ token: i0.NgZone }], target: i0.ɵɵFactoryTarget.Injectable });
static ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "17.3.12", ngImport: i0, type: IOSCanvasOptimizationService, providedIn: 'root' });
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "17.3.12", ngImport: i0, type: IOSCanvasOptimizationService, decorators: [{
type: Injectable,
args: [{
providedIn: 'root'
}]
}], ctorParameters: () => [{ type: i0.NgZone }] });
//# sourceMappingURL=data:application/json;base64,{"version":3,"file":"ios-canvas-optimization.service.js","sourceRoot":"","sources":["../../../../../projects/ngx-extended-pdf-viewer/src/lib/services/ios-canvas-optimization.service.ts"],"names":[],"mappings":"AAAA,OAAO,EAAE,UAAU,EAAU,MAAM,eAAe,CAAC;AAEnD,OAAO,EAAE,iBAAiB,EAAE,MAAM,gCAAgC,CAAC;;AAEnE;;;;GAIG;AAIH,MAAM,OAAO,4BAA4B;IAanB;IAZZ,oBAAoB,CAAoC;IACxD,aAAa,GAAG,KAAK,CAAC;IACtB,UAAU,GAAG,KAAK,CAAC;IACnB,aAAa,GAAQ,IAAI,CAAC;IAC1B,uBAAuB,CAAS;IAChC,sBAAsB,CAAS;IAEvC,gBAAgB;IACC,gBAAgB,GAAG,IAAI,CAAC,CAAC,YAAY;IACrC,eAAe,GAAG,IAAI,CAAC,CAAC,6BAA6B;IACrD,kBAAkB,GAAG,OAAO,CAAC,CAAC,yBAAyB;IAExE,YAAoB,MAAc;QAAd,WAAM,GAAN,MAAM,CAAQ;QAChC,6BAA6B;QAC7B,IAAI,CAAC,uBAAuB,GAAG,iBAAiB,CAAC,eAAe,IAAI,IAAI,CAAC,oBAAoB,EAAE,CAAC;QAChG,IAAI,CAAC,sBAAsB,GAAG,IAAI,CAAC,GAAG,CACpC,IAAI,CAAC,uBAAuB,GAAG,IAAI,CAAC,eAAe,EACnD,IAAI,CAAC,kBAAkB,CACxB,CAAC;IACJ,CAAC;IAED;;;OAGG;IACH,UAAU,CAAC,oBAA2C;QACpD,IAAI,IAAI,CAAC,aAAa,IAAI,OAAO,MAAM,KAAK,WAAW;YAAE,OAAO;QAEhE,IAAI,CAAC,oBAAoB,GAAG,oBAAoB,CAAC;QACjD,IAAI,CAAC,MAAM,CAAC,iBAAiB,CAAC,GAAG,EAAE;YACjC,IAAI,CAAC,mBAAmB,EAAE,CAAC;YAC3B,IAAI,CAAC,aAAa,GAAG,IAAI,CAAC;QAC5B,CAAC,CAAC,CAAC;IACL,CAAC;IAEO,oBAAoB;QAC1B,MAAM,KAAK,GAAG,kBAAkB,CAAC,IAAI,CAAC,SAAS,CAAC,SAAS,CAAC,IAAI,CAAC,CAAC,UAAU,IAAI,MAAM,CAAC,CAAC;QACtF,MAAM,QAAQ,GAAG,0BAA0B,CAAC,IAAI,CAAC,SAAS,CAAC,SAAS,CAAC,CAAC;QAEtE,IAAI,KAAK,IAAI,QAAQ,EAAE;YACrB,OAAO,IAAI,CAAC,kBAAkB,CAAC,CAAC,uBAAuB;SACxD;QAED,OAAO,QAAQ,CAAC,CAAC,gCAAgC;IACnD,CAAC;IAEO,mBAAmB;QACzB,oCAAoC;QACpC,MAAM,CAAC,gBAAgB,CAAC,YAAY,EAAE,CAAC,CAAC,EAAE,EAAE;YAC1C,IAAI,CAAC,CAAC,OAAO,CAAC,MAAM,KAAK,CAAC,EAAE;gBAC1B,IAAI,CAAC,YAAY,EAAE,CAAC;aACrB;QACH,CAAC,EAAE,EAAE,OAAO,EAAE,IAAI,EAAE,CAAC,CAAC;QAEtB,MAAM,CAAC,gBAAgB,CAAC,UAAU,EAAE,CAAC,CAAC,EAAE,EAAE;YACxC,IAAI,CAAC,CAAC,OAAO,CAAC,MAAM,GAAG,CAAC,IAAI,IAAI,CAAC,UAAU,EAAE;gBAC3C,IAAI,CAAC,UAAU,EAAE,CAAC;aACnB;QACH,CAAC,EAAE,EAAE,OAAO,EAAE,IAAI,EAAE,CAAC,CAAC;QAEtB,MAAM,CAAC,gBAAgB,CAAC,aAAa,EAAE,GAAG,EAAE;YAC1C,IAAI,IAAI,CAAC,UAAU,EAAE;gBACnB,IAAI,CAAC,UAAU,EAAE,CAAC;aACnB;QACH,CAAC,EAAE,EAAE,OAAO,EAAE,IAAI,EAAE,CAAC,CAAC;IACxB,CAAC;IAEO,YAAY;QAClB,IAAI,IAAI,CAAC,UAAU;YAAE,OAAO;QAE5B,IAAI,CAAC,UAAU,GAAG,IAAI,CAAC;QACvB,IAAI,CAAC,aAAa,EAAE,CAAC;QAErB,2DAA2D;QAC3D,IAAI,CAAC,gBAAgB,CAAC,IAAI,CAAC,sBAAsB,CAAC,CAAC;IACrD,CAAC;IAEO,UAAU;QAChB,IAAI,CAAC,IAAI,CAAC,UAAU;YAAE,OAAO;QAE7B,IAAI,CAAC,UAAU,GAAG,KAAK,CAAC;QACxB,IAAI,CAAC,aAAa,EAAE,CAAC;IACvB,CAAC;IAEO,aAAa;QACnB,IAAI,CAAC,aAAa,EAAE,CAAC;QACrB,IAAI,CAAC,aAAa,GAAG,UAAU,CAAC,GAAG,EAAE;YACnC,yCAAyC;YACzC,IAAI,CAAC,gBAAgB,CAAC,IAAI,CAAC,uBAAuB,CAAC,CAAC;QACtD,CAAC,EAAE,IAAI,CAAC,gBAAgB,CAAC,CAAC;IAC5B,CAAC;IAEO,aAAa;QACnB,IAAI,IAAI,CAAC,aAAa,EAAE;YACtB,YAAY,CAAC,IAAI,CAAC,aAAa,CAAC,CAAC;YACjC,IAAI,CAAC,aAAa,GAAG,IAAI,CAAC;SAC3B;IACH,CAAC;IAEO,gBAAgB,CAAC,eAAuB;QAC9C,qDAAqD;QACrD,iBAAiB,CAAC,eAAe,GAAG,eAAe,CAAC;QAEpD,gDAAgD;QAChD,IAAI,IAAI,CAAC,oBAAoB,EAAE;YAC7B,qBAAqB;YACrB,IAAI,IAAI,CAAC,oBAAoB,CAAC,SAAS,EAAE;gBACvC,IAAI,CAAC,oBAAoB,CAAC,SAAS,CAAC,eAAe,GAAG,eAAe,CAAC;aACvE;YAED,0BAA0B;YAC1B,IAAI,IAAI,CAAC,oBAAoB,CAAC,kBAAkB,EAAE;gBAChD,IAAI,CAAC,oBAAoB,CAAC,kBAAkB,CAAC,eAAe,GAAG,eAAe,CAAC;aAChF;YAED,sEAAsE;YACtE,2DAA2D;YAC3D,IAAI,CAAC,IAAI,CAAC,UAAU,EAAE;gBACpB,UAAU,CAAC,GAAG,EAAE,CAAC,IAAI,CAAC,0BAA0B,EAAE,EAAE,GAAG,CAAC,CAAC;aAC1D;SACF;IACH,CAAC;IAEO,0BAA0B;QAChC,IAAI,CAAC,IAAI,CAAC,oBAAoB,EAAE,SAAS;YAAE,OAAO;QAElD,MAAM,SAAS,GAAG,IAAI,CAAC,oBAAoB,CAAC,SAAS,CAAC;QAEtD,wEAAwE;QACxE,SAAS,CAAC,MAAM,EAAE,OAAO,CAAC,CAAC,QAAa,EAAE,EAAE;YAC1C,IAAI,QAAQ,IAAI,IAAI,CAAC,aAAa,CAAC,QAAQ,CAAC,EAAE;gBAC5C,8DAA8D;gBAC9D,IAAI,QAAQ,CAAC,cAAc,KAAK,CAAC,CAAC,cAAc,EAAE;oBAChD,QAAQ,CAAC,KAAK,EAAE,CAAC;oBACjB,sDAAsD;oBACtD,IAAI,SAAS,CAAC,cAAc,EAAE;wBAC5B,SAAS,CAAC,cAAc,CAAC,UAAU,CAAC,QAAQ,CAAC,CAAC;qBAC/C;iBACF;aACF;QACH,CAAC,CAAC,CAAC;IACL,CAAC;IAEO,aAAa,CAAC,QAAa;QACjC,IAAI,CAAC,QAAQ,EAAE,GAAG;YAAE,OAAO,KAAK,CAAC;QAEjC,MAAM,IAAI,GAAG,QAAQ,CAAC,GAAG,CAAC,qBAAqB,EAAE,CAAC;QAClD,MAAM,UAAU,GAAG,MAAM,CAAC,WAAW,IAAI,QAAQ,CAAC,eAAe,CAAC,YAAY,CAAC;QAC/E,MAAM,SAAS,GAAG,MAAM,CAAC,UAAU,IAAI,QAAQ,CAAC,eAAe,CAAC,WAAW,CAAC;QAE5E,OAAO,CACL,IAAI,CAAC,MAAM,IAAI,CAAC;YAChB,IAAI,CAAC,KAAK,IAAI,CAAC;YACf,IAAI,CAAC,GAAG,IAAI,UAAU;YACtB,IAAI,CAAC,IAAI,IAAI,SAAS,CACvB,CAAC;IACJ,CAAC;IAED;;OAEG;IACH,oBAAoB;QAClB,OAAO,iBAAiB,CAAC,eAAe,IAAI,IAAI,CAAC,uBAAuB,CAAC;IAC3E,CAAC;IAED;;OAEG;IACH,gBAAgB;QACd,OAAO,IAAI,CAAC,UAAU,CAAC;IACzB,CAAC;IAED;;OAEG;IACH,aAAa,CAAC,eAAuB;QACnC,IAAI,CAAC,uBAAuB,GAAG,eAAe,CAAC;QAC/C,IAAI,CAAC,sBAAsB,GAAG,IAAI,CAAC,GAAG,CACpC,eAAe,GAAG,IAAI,CAAC,eAAe,EACtC,IAAI,CAAC,kBAAkB,CACxB,CAAC;QAEF,IAAI,CAAC,IAAI,CAAC,UAAU,EAAE;YACpB,IAAI,CAAC,gBAAgB,CAAC,eAAe,CAAC,CAAC;SACxC;IACH,CAAC;IAED;;OAEG;IACH,OAAO;QACL,IAAI,CAAC,aAAa,EAAE,CAAC;QACrB,IAAI,CAAC,aAAa,GAAG,KAAK,CAAC;QAC3B,8DAA8D;IAChE,CAAC;wGAnMU,4BAA4B;4GAA5B,4BAA4B,cAF3B,MAAM;;4FAEP,4BAA4B;kBAHxC,UAAU;mBAAC;oBACV,UAAU,EAAE,MAAM;iBACnB","sourcesContent":["import { Injectable, NgZone } from '@angular/core';\nimport { IPDFViewerApplication } from '../options/pdf-viewer-application';\nimport { pdfDefaultOptions } from '../options/pdf-default-options';\n\n/**\n * Pure Angular service for iOS Safari pinch-to-zoom optimization\n * Works by dynamically adjusting the maxCanvasPixels option during touch gestures\n * This approach is compatible with the existing mypdf.js MaxCanvasSize class\n */\n@Injectable({\n  providedIn: 'root'\n})\nexport class IOSCanvasOptimizationService {\n  private PDFViewerApplication: IPDFViewerApplication | undefined;\n  private isInitialized = false;\n  private isPinching = false;\n  private cooldownTimer: any = null;\n  private originalMaxCanvasPixels: number;\n  private reducedMaxCanvasPixels: number;\n\n  // Configuration\n  private readonly cooldownDuration = 2000; // 2 seconds\n  private readonly reductionFactor = 0.25; // Reduce to 25% during pinch\n  private readonly iosMaxCanvasPixels = 5242880; // PDF.js iOS limit (5MP)\n\n  constructor(private ngZone: NgZone) {\n    // Store original canvas size\n    this.originalMaxCanvasPixels = pdfDefaultOptions.maxCanvasPixels || this.getDefaultCanvasSize();\n    this.reducedMaxCanvasPixels = Math.min(\n      this.originalMaxCanvasPixels * this.reductionFactor,\n      this.iosMaxCanvasPixels\n    );\n  }\n\n  /**\n   * Initialize the service with PDFViewerApplication\n   * Called from NgxExtendedPdfViewerComponent.initialize()\n   */\n  initialize(pdfViewerApplication: IPDFViewerApplication): void {\n    if (this.isInitialized || typeof window === 'undefined') return;\n\n    this.PDFViewerApplication = pdfViewerApplication;\n    this.ngZone.runOutsideAngular(() => {\n      this.setupTouchListeners();\n      this.isInitialized = true;\n    });\n  }\n\n  private getDefaultCanvasSize(): number {\n    const isIOS = /iPad|iPhone|iPod/.test(navigator.userAgent) && !('MSStream' in window);\n    const isMobile = /Android|iPhone|iPad|iPod/.test(navigator.userAgent);\n    \n    if (isIOS || isMobile) {\n      return this.iosMaxCanvasPixels; // Use PDF.js iOS limit\n    }\n    \n    return 33554432; // PDF.js desktop default (32MP)\n  }\n\n  private setupTouchListeners(): void {\n    // Listen for pinch-to-zoom gestures\n    window.addEventListener('touchstart', (e) => {\n      if (e.touches.length === 2) {\n        this.onPinchStart();\n      }\n    }, { passive: true });\n\n    window.addEventListener('touchend', (e) => {\n      if (e.touches.length < 2 && this.isPinching) {\n        this.onPinchEnd();\n      }\n    }, { passive: true });\n\n    window.addEventListener('touchcancel', () => {\n      if (this.isPinching) {\n        this.onPinchEnd();\n      }\n    }, { passive: true });\n  }\n\n  private onPinchStart(): void {\n    if (this.isPinching) return;\n\n    this.isPinching = true;\n    this.clearCooldown();\n    \n    // Reduce canvas resolution immediately for smooth pinching\n    this.updateCanvasSize(this.reducedMaxCanvasPixels);\n  }\n\n  private onPinchEnd(): void {\n    if (!this.isPinching) return;\n\n    this.isPinching = false;\n    this.startCooldown();\n  }\n\n  private startCooldown(): void {\n    this.clearCooldown();\n    this.cooldownTimer = setTimeout(() => {\n      // Restore full resolution after cooldown\n      this.updateCanvasSize(this.originalMaxCanvasPixels);\n    }, this.cooldownDuration);\n  }\n\n  private clearCooldown(): void {\n    if (this.cooldownTimer) {\n      clearTimeout(this.cooldownTimer);\n      this.cooldownTimer = null;\n    }\n  }\n\n  private updateCanvasSize(maxCanvasPixels: number): void {\n    // Update the pdfDefaultOptions to affect new renders\n    pdfDefaultOptions.maxCanvasPixels = maxCanvasPixels;\n\n    // Update existing PDF.js instances if available\n    if (this.PDFViewerApplication) {\n      // Update main viewer\n      if (this.PDFViewerApplication.pdfViewer) {\n        this.PDFViewerApplication.pdfViewer.maxCanvasPixels = maxCanvasPixels;\n      }\n\n      // Update thumbnail viewer\n      if (this.PDFViewerApplication.pdfThumbnailViewer) {\n        this.PDFViewerApplication.pdfThumbnailViewer.maxCanvasPixels = maxCanvasPixels;\n      }\n\n      // Trigger a gentle re-render of visible pages only during transitions\n      // (not during active pinching to avoid performance issues)\n      if (!this.isPinching) {\n        setTimeout(() => this.triggerVisiblePageRerender(), 100);\n      }\n    }\n  }\n\n  private triggerVisiblePageRerender(): void {\n    if (!this.PDFViewerApplication?.pdfViewer) return;\n\n    const pdfViewer = this.PDFViewerApplication.pdfViewer;\n    \n    // Only re-render currently visible pages to minimize performance impact\n    pdfViewer._pages?.forEach((pageView: any) => {\n      if (pageView && this.isPageVisible(pageView)) {\n        // Gently trigger re-render by invalidating the current render\n        if (pageView.renderingState === 3 /* FINISHED */) {\n          pageView.reset();\n          // Let the normal rendering queue handle the re-render\n          if (pdfViewer.renderingQueue) {\n            pdfViewer.renderingQueue.renderView(pageView);\n          }\n        }\n      }\n    });\n  }\n\n  private isPageVisible(pageView: any): boolean {\n    if (!pageView?.div) return false;\n    \n    const rect = pageView.div.getBoundingClientRect();\n    const viewHeight = window.innerHeight || document.documentElement.clientHeight;\n    const viewWidth = window.innerWidth || document.documentElement.clientWidth;\n    \n    return (\n      rect.bottom >= 0 &&\n      rect.right >= 0 &&\n      rect.top <= viewHeight &&\n      rect.left <= viewWidth\n    );\n  }\n\n  /**\n   * Get current canvas size setting\n   */\n  getCurrentCanvasSize(): number {\n    return pdfDefaultOptions.maxCanvasPixels || this.originalMaxCanvasPixels;\n  }\n\n  /**\n   * Check if currently in pinch mode\n   */\n  isPinchingActive(): boolean {\n    return this.isPinching;\n  }\n\n  /**\n   * Manually override the canvas size (for advanced users)\n   */\n  setCanvasSize(maxCanvasPixels: number): void {\n    this.originalMaxCanvasPixels = maxCanvasPixels;\n    this.reducedMaxCanvasPixels = Math.min(\n      maxCanvasPixels * this.reductionFactor,\n      this.iosMaxCanvasPixels\n    );\n    \n    if (!this.isPinching) {\n      this.updateCanvasSize(maxCanvasPixels);\n    }\n  }\n\n  /**\n   * Cleanup when service is destroyed\n   */\n  destroy(): void {\n    this.clearCooldown();\n    this.isInitialized = false;\n    // Touch listeners will be cleaned up when window is destroyed\n  }\n}"]}