mirror of
https://github.com/Stirling-Tools/Stirling-PDF.git
synced 2025-07-27 07:35:22 +00:00
Replace old components with moved versions from Stirling-2.0
This commit is contained in:
Reece
parent
a51960b199
commit
27dd11ba8a
@ -1,304 +0,0 @@
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import React, { useState, useEffect } from "react";
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import { Box, Flex, Text, Notification } from "@mantine/core";
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import { Dropzone, MIME_TYPES } from "@mantine/dropzone";
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import { useTranslation } from "react-i18next";
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import { GlobalWorkerOptions } from "pdfjs-dist";
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import { StorageStats } from "../services/fileStorage";
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import { FileWithUrl, defaultStorageConfig } from "../types/file";
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// Refactored imports
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import { fileOperationsService } from "../services/fileOperationsService";
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import { checkStorageWarnings } from "../utils/storageUtils";
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import StorageStatsCard from "./StorageStatsCard";
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import FileCard from "./FileCard.standalone";
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GlobalWorkerOptions.workerSrc = "/pdf.worker.js";
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interface FileManagerProps {
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files: FileWithUrl[];
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setFiles: React.Dispatch<React.SetStateAction<FileWithUrl[]>>;
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allowMultiple?: boolean;
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setPdfFile?: (fileObj: { file: File; url: string }) => void;
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setCurrentView?: (view: string) => void;
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}
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const FileManager: React.FC<FileManagerProps> = ({
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files = [],
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setFiles,
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allowMultiple = true,
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setPdfFile,
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setCurrentView,
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}) => {
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const { t } = useTranslation();
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const [loading, setLoading] = useState(false);
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const [storageStats, setStorageStats] = useState<StorageStats | null>(null);
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const [notification, setNotification] = useState<string | null>(null);
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const [filesLoaded, setFilesLoaded] = useState(false);
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// Extract operations from service for cleaner code
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const {
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loadStorageStats,
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forceReloadFiles,
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loadExistingFiles,
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uploadFiles,
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removeFile,
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clearAllFiles,
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createBlobUrlForFile,
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checkForPurge,
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updateStorageStatsIncremental
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} = fileOperationsService;
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// Add CSS for spinner animation
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useEffect(() => {
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if (!document.querySelector('#spinner-animation')) {
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const style = document.createElement('style');
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style.id = 'spinner-animation';
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style.textContent = `
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@keyframes spin {
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0% { transform: rotate(0deg); }
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100% { transform: rotate(360deg); }
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}
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`;
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document.head.appendChild(style);
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}
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}, []);
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// Load existing files from IndexedDB on mount
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useEffect(() => {
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if (!filesLoaded) {
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handleLoadExistingFiles();
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}
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}, [filesLoaded]);
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// Load storage stats and set up periodic updates
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useEffect(() => {
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handleLoadStorageStats();
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const interval = setInterval(async () => {
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await handleLoadStorageStats();
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await handleCheckForPurge();
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}, 10000); // Update every 10 seconds
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return () => clearInterval(interval);
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}, []);
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// Sync UI with IndexedDB whenever storage stats change
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useEffect(() => {
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const syncWithStorage = async () => {
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if (storageStats && filesLoaded) {
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// If file counts don't match, force reload
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if (storageStats.fileCount !== files.length) {
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console.warn('File count mismatch: storage has', storageStats.fileCount, 'but UI shows', files.length, '- forcing reload');
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const reloadedFiles = await forceReloadFiles();
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setFiles(reloadedFiles);
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}
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}
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};
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syncWithStorage();
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}, [storageStats, filesLoaded, files.length]);
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// Handlers using extracted operations
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const handleLoadStorageStats = async () => {
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const stats = await loadStorageStats();
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if (stats) {
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setStorageStats(stats);
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// Check for storage warnings
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const warning = checkStorageWarnings(stats);
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if (warning) {
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setNotification(warning);
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}
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}
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};
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const handleLoadExistingFiles = async () => {
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try {
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const loadedFiles = await loadExistingFiles(filesLoaded, files);
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setFiles(loadedFiles);
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setFilesLoaded(true);
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} catch (error) {
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console.error('Failed to load existing files:', error);
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setFilesLoaded(true);
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}
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};
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const handleCheckForPurge = async () => {
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try {
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const isPurged = await checkForPurge(files);
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if (isPurged) {
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console.warn('IndexedDB purge detected - forcing UI reload');
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setNotification('Browser cleared storage. Files have been removed. Please re-upload.');
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const reloadedFiles = await forceReloadFiles();
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setFiles(reloadedFiles);
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setFilesLoaded(true);
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}
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} catch (error) {
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console.error('Error checking for purge:', error);
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}
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};
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const handleDrop = async (uploadedFiles: File[]) => {
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setLoading(true);
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try {
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const newFiles = await uploadFiles(uploadedFiles, defaultStorageConfig.useIndexedDB);
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// Update files state
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setFiles((prevFiles) => (allowMultiple ? [...prevFiles, ...newFiles] : newFiles));
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// Update storage stats incrementally
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if (storageStats) {
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const updatedStats = updateStorageStatsIncremental(storageStats, 'add', newFiles);
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setStorageStats(updatedStats);
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// Check for storage warnings
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const warning = checkStorageWarnings(updatedStats);
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if (warning) {
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setNotification(warning);
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}
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}
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} catch (error) {
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console.error('Error handling file drop:', error);
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setNotification(t("fileManager.uploadError", "Failed to upload some files."));
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} finally {
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setLoading(false);
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}
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};
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const handleRemoveFile = async (index: number) => {
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const file = files[index];
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try {
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await removeFile(file);
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// Update storage stats incrementally
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if (storageStats) {
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const updatedStats = updateStorageStatsIncremental(storageStats, 'remove', [file]);
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setStorageStats(updatedStats);
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}
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setFiles((prevFiles) => prevFiles.filter((_, i) => i !== index));
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} catch (error) {
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console.error('Failed to remove file:', error);
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}
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};
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const handleClearAll = async () => {
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try {
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await clearAllFiles(files);
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// Reset storage stats
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if (storageStats) {
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const clearedStats = updateStorageStatsIncremental(storageStats, 'clear');
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setStorageStats(clearedStats);
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}
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setFiles([]);
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} catch (error) {
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console.error('Failed to clear all files:', error);
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}
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};
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const handleReloadFiles = () => {
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setFilesLoaded(false);
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setFiles([]);
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};
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const handleFileDoubleClick = async (file: FileWithUrl) => {
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if (setPdfFile) {
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try {
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const url = await createBlobUrlForFile(file);
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setPdfFile({ file: file, url: url });
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setCurrentView && setCurrentView("viewer");
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} catch (error) {
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console.error('Failed to create blob URL for file:', error);
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setNotification('Failed to open file. It may have been removed from storage.');
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}
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}
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};
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return (
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<div style={{
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width: "100%",
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margin: "0 auto",
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justifyContent: "center",
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display: "flex",
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flexDirection: "column",
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alignItems: "center",
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padding: "20px"
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}}>
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{/* File Upload Dropzone */}
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<Dropzone
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onDrop={handleDrop}
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accept={[MIME_TYPES.pdf]}
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multiple={allowMultiple}
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maxSize={2 * 1024 * 1024 * 1024} // 2GB limit
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loading={loading}
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style={{
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marginTop: 16,
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marginBottom: 16,
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border: "2px dashed rgb(202, 202, 202)",
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borderRadius: 8,
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minHeight: 120,
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display: "flex",
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alignItems: "center",
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justifyContent: "center",
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width: "90%"
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}}
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>
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<Text size="md">
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{t("fileChooser.dragAndDropPDF", "Drag PDF files here or click to select")}
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</Text>
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</Dropzone>
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{/* Storage Stats Card */}
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<StorageStatsCard
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storageStats={storageStats}
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filesCount={files.length}
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onClearAll={handleClearAll}
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onReloadFiles={handleReloadFiles}
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/>
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{/* Files Display */}
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{files.length === 0 ? (
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<Text c="dimmed" ta="center">
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{t("noFileSelected", "No files uploaded yet.")}
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</Text>
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) : (
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<Box>
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<Flex
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wrap="wrap"
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gap="lg"
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justify="flex-start"
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style={{ width: "fit-content", margin: "0 auto" }}
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>
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{files.map((file, idx) => (
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<FileCard
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key={file.id || file.name + idx}
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file={file}
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onRemove={() => handleRemoveFile(idx)}
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onDoubleClick={() => handleFileDoubleClick(file)}
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as FileWithUrl />
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))}
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</Flex>
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</Box>
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)}
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{/* Notifications */}
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{notification && (
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<Notification
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color="blue"
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onClose={() => setNotification(null)}
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style={{ position: "fixed", bottom: 20, right: 20, zIndex: 1000 }}
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>
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{notification}
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</Notification>
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)}
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</div>
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);
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};
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export default FileManager;
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@ -1,593 +0,0 @@
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import React, { useEffect, useState, useRef } from "react";
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import { Paper, Stack, Text, ScrollArea, Loader, Center, Button, Group, NumberInput, useMantineTheme } from "@mantine/core";
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import { getDocument, GlobalWorkerOptions } from "pdfjs-dist";
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import { useTranslation } from "react-i18next";
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import ArrowBackIosNewIcon from "@mui/icons-material/ArrowBackIosNew";
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import ArrowForwardIosIcon from "@mui/icons-material/ArrowForwardIos";
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import FirstPageIcon from "@mui/icons-material/FirstPage";
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import LastPageIcon from "@mui/icons-material/LastPage";
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import ViewSidebarIcon from "@mui/icons-material/ViewSidebar";
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import ViewWeekIcon from "@mui/icons-material/ViewWeek"; // for dual page (book)
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import DescriptionIcon from "@mui/icons-material/Description"; // for single page
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import { useLocalStorage } from "@mantine/hooks";
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import { fileStorage } from "../services/fileStorage";
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GlobalWorkerOptions.workerSrc = "/pdf.worker.js";
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// Lazy loading page image component
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interface LazyPageImageProps {
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pageIndex: number;
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zoom: number;
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theme: any;
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isFirst: boolean;
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renderPage: (pageIndex: number) => Promise<string | null>;
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pageImages: (string | null)[];
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setPageRef: (index: number, ref: HTMLImageElement | null) => void;
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}
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const LazyPageImage: React.FC<LazyPageImageProps> = ({
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pageIndex, zoom, theme, isFirst, renderPage, pageImages, setPageRef
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}) => {
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const [isVisible, setIsVisible] = useState(false);
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const [imageUrl, setImageUrl] = useState<string | null>(pageImages[pageIndex]);
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const imgRef = useRef<HTMLImageElement>(null);
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useEffect(() => {
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const observer = new IntersectionObserver(
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(entries) => {
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entries.forEach((entry) => {
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if (entry.isIntersecting && !imageUrl) {
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setIsVisible(true);
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}
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});
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},
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{
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rootMargin: '200px', // Start loading 200px before visible
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threshold: 0.1
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}
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);
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if (imgRef.current) {
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observer.observe(imgRef.current);
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}
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return () => observer.disconnect();
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}, [imageUrl]);
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useEffect(() => {
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if (isVisible && !imageUrl) {
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renderPage(pageIndex).then((url) => {
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if (url) setImageUrl(url);
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});
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}
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}, [isVisible, imageUrl, pageIndex, renderPage]);
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useEffect(() => {
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if (imgRef.current) {
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setPageRef(pageIndex, imgRef.current);
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}
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}, [pageIndex, setPageRef]);
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if (imageUrl) {
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return (
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<img
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ref={imgRef}
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src={imageUrl}
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alt={`Page ${pageIndex + 1}`}
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style={{
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width: `${100 * zoom}%`,
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maxWidth: 700 * zoom,
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boxShadow: "0 2px 8px rgba(0,0,0,0.08)",
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borderRadius: 8,
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marginTop: isFirst ? theme.spacing.xl : 0,
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}}
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/>
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);
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}
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// Placeholder while loading
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return (
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<div
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ref={imgRef}
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style={{
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width: `${100 * zoom}%`,
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maxWidth: 700 * zoom,
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height: 800 * zoom, // Estimated height
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backgroundColor: '#f5f5f5',
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display: 'flex',
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alignItems: 'center',
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justifyContent: 'center',
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borderRadius: 8,
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marginTop: isFirst ? theme.spacing.xl : 0,
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border: '1px dashed #ccc'
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}}
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>
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{isVisible ? (
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<div style={{ textAlign: 'center' }}>
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<div style={{
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width: 20,
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height: 20,
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border: '2px solid #ddd',
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borderTop: '2px solid #666',
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borderRadius: '50%',
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animation: 'spin 1s linear infinite',
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margin: '0 auto 8px'
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}} />
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<Text size="sm" c="dimmed">Loading page {pageIndex + 1}...</Text>
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</div>
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) : (
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<Text size="sm" c="dimmed">Page {pageIndex + 1}</Text>
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)}
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</div>
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);
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};
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export interface ViewerProps {
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pdfFile: { file: File; url: string } | null;
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setPdfFile: (file: { file: File; url: string } | null) => void;
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sidebarsVisible: boolean;
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setSidebarsVisible: (v: boolean) => void;
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}
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const Viewer: React.FC<ViewerProps> = ({
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pdfFile,
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setPdfFile,
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sidebarsVisible,
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setSidebarsVisible,
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}) => {
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const { t } = useTranslation();
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const theme = useMantineTheme();
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const [numPages, setNumPages] = useState<number>(0);
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const [pageImages, setPageImages] = useState<string[]>([]);
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const [loading, setLoading] = useState<boolean>(false);
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const [currentPage, setCurrentPage] = useState<number | null>(null);
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const [dualPage, setDualPage] = useState(false);
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const [zoom, setZoom] = useState(1); // 1 = 100%
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const pageRefs = useRef<(HTMLImageElement | null)[]>([]);
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const scrollAreaRef = useRef<HTMLDivElement>(null);
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const userInitiatedRef = useRef(false);
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const suppressScrollRef = useRef(false);
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const pdfDocRef = useRef<any>(null);
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const renderingPagesRef = useRef<Set<number>>(new Set());
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const currentArrayBufferRef = useRef<ArrayBuffer | null>(null);
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// Function to render a specific page on-demand
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const renderPage = async (pageIndex: number): Promise<string | null> => {
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if (!pdfFile || !pdfDocRef.current || renderingPagesRef.current.has(pageIndex)) {
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return null;
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}
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const pageNum = pageIndex + 1;
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if (pageImages[pageIndex]) {
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return pageImages[pageIndex]; // Already rendered
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}
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renderingPagesRef.current.add(pageIndex);
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try {
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const page = await pdfDocRef.current.getPage(pageNum);
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const viewport = page.getViewport({ scale: 1.2 });
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const canvas = document.createElement("canvas");
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canvas.width = viewport.width;
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canvas.height = viewport.height;
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const ctx = canvas.getContext("2d");
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if (ctx) {
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await page.render({ canvasContext: ctx, viewport }).promise;
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const dataUrl = canvas.toDataURL();
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// Update the pageImages array
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setPageImages(prev => {
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const newImages = [...prev];
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newImages[pageIndex] = dataUrl;
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return newImages;
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});
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renderingPagesRef.current.delete(pageIndex);
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return dataUrl;
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}
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} catch (error) {
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console.error(`Failed to render page ${pageNum}:`, error);
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}
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renderingPagesRef.current.delete(pageIndex);
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return null;
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};
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// Listen for hash changes and update currentPage
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useEffect(() => {
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function handleHashChange() {
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if (window.location.hash.startsWith("#page=")) {
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const page = parseInt(window.location.hash.replace("#page=", ""), 10);
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if (!isNaN(page) && page >= 1 && page <= numPages) {
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setCurrentPage(page);
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}
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}
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userInitiatedRef.current = false;
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}
|
||||
window.addEventListener("hashchange", handleHashChange);
|
||||
handleHashChange(); // Run on mount
|
||||
return () => window.removeEventListener("hashchange", handleHashChange);
|
||||
}, [numPages]);
|
||||
|
||||
// Scroll to the current page when it changes
|
||||
useEffect(() => {
|
||||
if (currentPage && pageRefs.current[currentPage - 1]) {
|
||||
suppressScrollRef.current = true;
|
||||
const el = pageRefs.current[currentPage - 1];
|
||||
el?.scrollIntoView({ behavior: "smooth", block: "center" });
|
||||
|
||||
// Try to use scrollend if supported
|
||||
const viewport = scrollAreaRef.current;
|
||||
let timeout: NodeJS.Timeout | null = null;
|
||||
let scrollEndHandler: (() => void) | null = null;
|
||||
|
||||
if (viewport && "onscrollend" in viewport) {
|
||||
scrollEndHandler = () => {
|
||||
suppressScrollRef.current = false;
|
||||
viewport.removeEventListener("scrollend", scrollEndHandler!);
|
||||
};
|
||||
viewport.addEventListener("scrollend", scrollEndHandler);
|
||||
} else {
|
||||
// Fallback for non-Chromium browsers
|
||||
timeout = setTimeout(() => {
|
||||
suppressScrollRef.current = false;
|
||||
}, 1000);
|
||||
}
|
||||
|
||||
return () => {
|
||||
if (viewport && scrollEndHandler) {
|
||||
viewport.removeEventListener("scrollend", scrollEndHandler);
|
||||
}
|
||||
if (timeout) clearTimeout(timeout);
|
||||
};
|
||||
}
|
||||
}, [currentPage, pageImages]);
|
||||
|
||||
// Detect visible page on scroll and update hash
|
||||
const handleScroll = () => {
|
||||
if (suppressScrollRef.current) return;
|
||||
const scrollArea = scrollAreaRef.current;
|
||||
if (!scrollArea || !pageRefs.current.length) return;
|
||||
|
||||
const areaRect = scrollArea.getBoundingClientRect();
|
||||
let closestIdx = 0;
|
||||
let minDist = Infinity;
|
||||
|
||||
pageRefs.current.forEach((img, idx) => {
|
||||
if (img) {
|
||||
const imgRect = img.getBoundingClientRect();
|
||||
const dist = Math.abs(imgRect.top - areaRect.top);
|
||||
if (dist < minDist) {
|
||||
minDist = dist;
|
||||
closestIdx = idx;
|
||||
}
|
||||
}
|
||||
});
|
||||
|
||||
if (currentPage !== closestIdx + 1) {
|
||||
setCurrentPage(closestIdx + 1);
|
||||
if (window.location.hash !== `#page=${closestIdx + 1}`) {
|
||||
window.location.hash = `#page=${closestIdx + 1}`;
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
useEffect(() => {
|
||||
let cancelled = false;
|
||||
async function loadPdfInfo() {
|
||||
if (!pdfFile || !pdfFile.url) {
|
||||
setNumPages(0);
|
||||
setPageImages([]);
|
||||
return;
|
||||
}
|
||||
setLoading(true);
|
||||
try {
|
||||
let pdfUrl = pdfFile.url;
|
||||
|
||||
// Handle special IndexedDB URLs for large files
|
||||
if (pdfFile.url.startsWith('indexeddb:')) {
|
||||
const fileId = pdfFile.url.replace('indexeddb:', '');
|
||||
console.log('Loading large file from IndexedDB:', fileId);
|
||||
|
||||
// Get data directly from IndexedDB
|
||||
const arrayBuffer = await fileStorage.getFileData(fileId);
|
||||
if (!arrayBuffer) {
|
||||
throw new Error('File not found in IndexedDB - may have been purged by browser');
|
||||
}
|
||||
|
||||
// Store reference for cleanup
|
||||
currentArrayBufferRef.current = arrayBuffer;
|
||||
|
||||
// Use ArrayBuffer directly instead of creating blob URL
|
||||
const pdf = await getDocument({ data: arrayBuffer }).promise;
|
||||
pdfDocRef.current = pdf;
|
||||
setNumPages(pdf.numPages);
|
||||
if (!cancelled) setPageImages(new Array(pdf.numPages).fill(null));
|
||||
} else {
|
||||
// Standard blob URL or regular URL
|
||||
const pdf = await getDocument(pdfUrl).promise;
|
||||
pdfDocRef.current = pdf;
|
||||
setNumPages(pdf.numPages);
|
||||
if (!cancelled) setPageImages(new Array(pdf.numPages).fill(null));
|
||||
}
|
||||
} catch (error) {
|
||||
console.error('Failed to load PDF:', error);
|
||||
if (!cancelled) {
|
||||
setPageImages([]);
|
||||
setNumPages(0);
|
||||
}
|
||||
}
|
||||
if (!cancelled) setLoading(false);
|
||||
}
|
||||
loadPdfInfo();
|
||||
return () => {
|
||||
cancelled = true;
|
||||
// Cleanup ArrayBuffer reference to help garbage collection
|
||||
currentArrayBufferRef.current = null;
|
||||
};
|
||||
}, [pdfFile]);
|
||||
|
||||
useEffect(() => {
|
||||
const viewport = scrollAreaRef.current;
|
||||
if (!viewport) return;
|
||||
const handler = () => {
|
||||
handleScroll();
|
||||
};
|
||||
viewport.addEventListener("scroll", handler);
|
||||
return () => viewport.removeEventListener("scroll", handler);
|
||||
}, [pageImages]);
|
||||
|
||||
return (
|
||||
<Paper
|
||||
shadow="xs"
|
||||
radius="md"
|
||||
style={{
|
||||
height: "100vh",
|
||||
display: "flex",
|
||||
flexDirection: "column",
|
||||
position: "relative",
|
||||
}}
|
||||
>
|
||||
{!pdfFile ? (
|
||||
<Center style={{ flex: 1 }}>
|
||||
<Stack align="center">
|
||||
<Text c="dimmed">{t("viewer.noPdfLoaded", "No PDF loaded. Click to upload a PDF.")}</Text>
|
||||
<Button
|
||||
component="label"
|
||||
variant="outline"
|
||||
color="blue"
|
||||
>
|
||||
{t("viewer.choosePdf", "Choose PDF")}
|
||||
<input
|
||||
type="file"
|
||||
accept="application/pdf"
|
||||
hidden
|
||||
onChange={(e) => {
|
||||
const file = e.target.files?.[0];
|
||||
if (file && file.type === "application/pdf") {
|
||||
const fileUrl = URL.createObjectURL(file);
|
||||
setPdfFile({ file, url: fileUrl });
|
||||
}
|
||||
}}
|
||||
/>
|
||||
</Button>
|
||||
</Stack>
|
||||
</Center>
|
||||
) : loading ? (
|
||||
<Center style={{ flex: 1 }}>
|
||||
<Loader size="lg" />
|
||||
</Center>
|
||||
) : (
|
||||
<ScrollArea
|
||||
style={{ flex: 1, height: "100%", position: "relative"}}
|
||||
viewportRef={scrollAreaRef}
|
||||
>
|
||||
<Stack gap="xl" align="center" >
|
||||
{numPages === 0 && (
|
||||
<Text color="dimmed">{t("viewer.noPagesToDisplay", "No pages to display.")}</Text>
|
||||
)}
|
||||
{dualPage
|
||||
? Array.from({ length: Math.ceil(numPages / 2) }).map((_, i) => (
|
||||
<Group key={i} gap="md" align="flex-start" style={{ width: "100%", justifyContent: "center" }}>
|
||||
<LazyPageImage
|
||||
pageIndex={i * 2}
|
||||
zoom={zoom}
|
||||
theme={theme}
|
||||
isFirst={i === 0}
|
||||
renderPage={renderPage}
|
||||
pageImages={pageImages}
|
||||
setPageRef={(index, ref) => { pageRefs.current[index] = ref; }}
|
||||
/>
|
||||
{i * 2 + 1 < numPages && (
|
||||
<LazyPageImage
|
||||
pageIndex={i * 2 + 1}
|
||||
zoom={zoom}
|
||||
theme={theme}
|
||||
isFirst={i === 0}
|
||||
renderPage={renderPage}
|
||||
pageImages={pageImages}
|
||||
setPageRef={(index, ref) => { pageRefs.current[index] = ref; }}
|
||||
/>
|
||||
)}
|
||||
</Group>
|
||||
))
|
||||
: Array.from({ length: numPages }).map((_, idx) => (
|
||||
<LazyPageImage
|
||||
key={idx}
|
||||
pageIndex={idx}
|
||||
zoom={zoom}
|
||||
theme={theme}
|
||||
isFirst={idx === 0}
|
||||
renderPage={renderPage}
|
||||
pageImages={pageImages}
|
||||
setPageRef={(index, ref) => { pageRefs.current[index] = ref; }}
|
||||
/>
|
||||
))}
|
||||
</Stack>
|
||||
{/* Navigation bar overlays the scroll area */}
|
||||
<div
|
||||
style={{
|
||||
position: "absolute",
|
||||
left: 0,
|
||||
right: 0,
|
||||
bottom: 0,
|
||||
zIndex: 50,
|
||||
display: "flex",
|
||||
justifyContent: "center",
|
||||
pointerEvents: "none",
|
||||
background: "transparent",
|
||||
}}
|
||||
>
|
||||
<Paper
|
||||
radius="xl xl 0 0"
|
||||
shadow="sm"
|
||||
p={12}
|
||||
style={{
|
||||
display: "flex",
|
||||
alignItems: "center",
|
||||
gap: 10,
|
||||
borderTopLeftRadius: 16,
|
||||
borderTopRightRadius: 16,
|
||||
borderBottomLeftRadius: 0,
|
||||
borderBottomRightRadius: 0,
|
||||
boxShadow: "0 -2px 8px rgba(0,0,0,0.04)",
|
||||
pointerEvents: "auto",
|
||||
minWidth: 420,
|
||||
maxWidth: 700,
|
||||
flexWrap: "wrap",
|
||||
}}
|
||||
>
|
||||
<Button
|
||||
variant="subtle"
|
||||
color="blue"
|
||||
size="md"
|
||||
px={8}
|
||||
radius="xl"
|
||||
onClick={() => {
|
||||
window.location.hash = `#page=1`;
|
||||
}}
|
||||
disabled={currentPage === 1}
|
||||
style={{ minWidth: 36 }}
|
||||
>
|
||||
<FirstPageIcon fontSize="small" />
|
||||
</Button>
|
||||
<Button
|
||||
variant="subtle"
|
||||
color="blue"
|
||||
size="md"
|
||||
px={8}
|
||||
radius="xl"
|
||||
onClick={() => {
|
||||
window.location.hash = `#page=${Math.max(1, (currentPage || 1) - 1)}`;
|
||||
}}
|
||||
disabled={currentPage === 1}
|
||||
style={{ minWidth: 36 }}
|
||||
>
|
||||
<ArrowBackIosNewIcon fontSize="small" />
|
||||
</Button>
|
||||
<NumberInput
|
||||
value={currentPage || 1}
|
||||
onChange={value => {
|
||||
const page = Number(value);
|
||||
if (!isNaN(page) && page >= 1 && page <= numPages) {
|
||||
window.location.hash = `#page=${page}`;
|
||||
}
|
||||
}}
|
||||
min={1}
|
||||
max={numPages}
|
||||
hideControls
|
||||
styles={{
|
||||
input: { width: 48, textAlign: "center", fontWeight: 500, fontSize: 16},
|
||||
}}
|
||||
/>
|
||||
<span style={{ fontWeight: 500, fontSize: 16 }}>
|
||||
/ {numPages}
|
||||
</span>
|
||||
<Button
|
||||
variant="subtle"
|
||||
color="blue"
|
||||
size="md"
|
||||
px={8}
|
||||
radius="xl"
|
||||
onClick={() => {
|
||||
window.location.hash = `#page=${Math.min(numPages, (currentPage || 1) + 1)}`;
|
||||
}}
|
||||
disabled={currentPage === numPages}
|
||||
style={{ minWidth: 36 }}
|
||||
>
|
||||
<ArrowForwardIosIcon fontSize="small" />
|
||||
</Button>
|
||||
<Button
|
||||
variant="subtle"
|
||||
color="blue"
|
||||
size="md"
|
||||
px={8}
|
||||
radius="xl"
|
||||
onClick={() => {
|
||||
window.location.hash = `#page=${numPages}`;
|
||||
}}
|
||||
disabled={currentPage === numPages}
|
||||
style={{ minWidth: 36 }}
|
||||
>
|
||||
<LastPageIcon fontSize="small" />
|
||||
</Button>
|
||||
<Button
|
||||
variant={dualPage ? "filled" : "light"}
|
||||
color="blue"
|
||||
size="md"
|
||||
radius="xl"
|
||||
onClick={() => setDualPage(v => !v)}
|
||||
style={{ minWidth: 36 }}
|
||||
title={dualPage ? t("viewer.singlePageView", "Single Page View") : t("viewer.dualPageView", "Dual Page View")}
|
||||
>
|
||||
{dualPage ? <DescriptionIcon fontSize="small" /> : <ViewWeekIcon fontSize="small" />}
|
||||
</Button>
|
||||
<Button
|
||||
variant="subtle"
|
||||
color="blue"
|
||||
size="md"
|
||||
radius="xl"
|
||||
onClick={() => setSidebarsVisible(!sidebarsVisible)}
|
||||
style={{ minWidth: 36 }}
|
||||
title={sidebarsVisible ? t("viewer.hideSidebars", "Hide Sidebars") : t("viewer.showSidebars", "Show Sidebars")}
|
||||
>
|
||||
<ViewSidebarIcon
|
||||
fontSize="small"
|
||||
style={{
|
||||
transform: sidebarsVisible ? "none" : "scaleX(-1)",
|
||||
transition: "transform 0.2s"
|
||||
}}
|
||||
/>
|
||||
</Button>
|
||||
<Group gap={4} align="center" style={{ marginLeft: 16 }}>
|
||||
<Button
|
||||
variant="subtle"
|
||||
color="blue"
|
||||
size="md"
|
||||
radius="xl"
|
||||
onClick={() => setZoom(z => Math.max(0.1, z - 0.1))}
|
||||
style={{ minWidth: 32, padding: 0 }}
|
||||
title={t("viewer.zoomOut", "Zoom out")}
|
||||
>−</Button>
|
||||
<span style={{ minWidth: 40, textAlign: "center" }}>{Math.round(zoom * 100)}%</span>
|
||||
<Button
|
||||
variant="subtle"
|
||||
color="blue"
|
||||
size="md"
|
||||
radius="xl"
|
||||
onClick={() => setZoom(z => Math.min(5, z + 0.1))}
|
||||
style={{ minWidth: 32, padding: 0 }}
|
||||
title={t("viewer.zoomIn", "Zoom in")}
|
||||
>+</Button>
|
||||
</Group>
|
||||
</Paper>
|
||||
</div>
|
||||
</ScrollArea>
|
||||
)}
|
||||
|
||||
</Paper>
|
||||
);
|
||||
};
|
||||
|
||||
export default Viewer;
|
||||
Loading…
x
Reference in New Issue
Block a user