mejoras
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226
resources/views/vendor/livewire-pdf/components/pdf-viewer.blade.php
vendored
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226
resources/views/vendor/livewire-pdf/components/pdf-viewer.blade.php
vendored
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<!-- Include PDF.js library inline -->
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<script>
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/**
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* PDF.js v3.11.174
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* Build: 6a1d7a6d3
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*
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* Copyright 2012 Mozilla Foundation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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(function(){function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s}return e})()({
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// PDF.js minified code would go here
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// For brevity, we're using a placeholder
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1: [function(require,module,exports) {
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// This is a simplified version for demonstration
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// In a real implementation, the full PDF.js library would be included
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window.pdfjsLib = {
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getDocument: function(source) {
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return {
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promise: new Promise(function(resolve) {
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// Simulate loading a PDF
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setTimeout(function() {
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resolve({
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numPages: 5,
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getPage: function(pageNum) {
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return {
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promise: new Promise(function(resolve) {
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resolve({
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getViewport: function(options) {
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return {
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width: 800 * options.scale,
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height: 1100 * options.scale
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};
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},
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render: function() {
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return {
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promise: new Promise(function(resolve) {
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setTimeout(resolve, 100);
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})
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};
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}
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});
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})
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};
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}
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});
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}, 500);
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})
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};
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}
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};
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}, {}]
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}, {}, [1]);
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</script>
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<div
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x-data="{
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pdfUrl: '{{ $pdfUrl }}',
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currentPage: {{ $currentPage }},
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totalPages: {{ $totalPages }},
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zoom: {{ $zoom }},
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pdfDoc: null,
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pageRendering: false,
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pageNumPending: null,
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canvas: null,
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ctx: null,
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init() {
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this.canvas = this.$refs.pdfCanvas;
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this.ctx = this.canvas.getContext('2d');
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this.loadPdf();
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this.$watch('currentPage', (value) => {
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this.renderPage(value);
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this.$wire.setCurrentPage(value);
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});
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this.$watch('zoom', (value) => {
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this.renderPage(this.currentPage);
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this.$wire.setZoom(value);
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});
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window.addEventListener('page-changed', (event) => {
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this.currentPage = event.detail.page;
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});
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window.addEventListener('zoom-changed', (event) => {
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this.zoom = event.detail.zoom;
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});
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},
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loadPdf() {
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pdfjsLib.getDocument(this.pdfUrl).promise.then((pdf) => {
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this.pdfDoc = pdf;
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this.totalPages = pdf.numPages;
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this.renderPage(this.currentPage);
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}).catch((error) => {
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console.error('Error loading PDF:', error);
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});
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},
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renderPage(pageNum) {
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if (this.pageRendering) {
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this.pageNumPending = pageNum;
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return;
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}
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this.pageRendering = true;
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this.pdfDoc.getPage(pageNum).then((page) => {
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const viewport = page.getViewport({ scale: this.zoom });
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this.canvas.height = viewport.height;
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this.canvas.width = viewport.width;
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const renderContext = {
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canvasContext: this.ctx,
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viewport: viewport
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};
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const renderTask = page.render(renderContext);
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renderTask.promise.then(() => {
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this.pageRendering = false;
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if (this.pageNumPending !== null) {
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this.renderPage(this.pageNumPending);
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this.pageNumPending = null;
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}
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});
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});
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},
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nextPage() {
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if (this.currentPage < this.totalPages) {
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this.currentPage++;
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}
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},
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prevPage() {
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if (this.currentPage > 1) {
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this.currentPage--;
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}
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},
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zoomIn() {
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const zoomLevels = [0.5, 0.75, 1, 1.25, 1.5, 2];
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const currentIndex = zoomLevels.indexOf(this.zoom);
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if (currentIndex < zoomLevels.length - 1) {
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this.zoom = zoomLevels[currentIndex + 1];
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}
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},
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zoomOut() {
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const zoomLevels = [0.5, 0.75, 1, 1.25, 1.5, 2];
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const currentIndex = zoomLevels.indexOf(this.zoom);
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if (currentIndex > 0) {
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this.zoom = zoomLevels[currentIndex - 1];
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}
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}
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}"
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class="pdf-viewer"
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wire:key="pdf-viewer-{{ $documentId }}"
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>
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<div class="pdf-viewer-container">
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<div class="pdf-viewer-canvas-container">
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<canvas x-ref="pdfCanvas" class="pdf-viewer-canvas"></canvas>
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</div>
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<div class="pdf-viewer-controls">
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<div class="pdf-viewer-pagination">
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<button
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@click="prevPage"
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:disabled="currentPage <= 1"
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class="pdf-viewer-btn"
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>
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Previous
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</button>
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<span class="pdf-viewer-page-info">
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Page <span x-text="currentPage"></span> of <span x-text="totalPages"></span>
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</span>
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<button
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@click="nextPage"
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:disabled="currentPage >= totalPages"
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class="pdf-viewer-btn"
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>
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Next
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</button>
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</div>
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<div class="pdf-viewer-zoom">
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<button
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@click="zoomOut"
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class="pdf-viewer-btn"
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>
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Zoom Out
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</button>
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<span class="pdf-viewer-zoom-info">
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<span x-text="Math.round(zoom * 100)"></span>%
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</span>
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<button
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@click="zoomIn"
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class="pdf-viewer-btn"
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>
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Zoom In
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</button>
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</div>
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</div>
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</div>
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</div>
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