1366 lines
46 KiB
Vue
1366 lines
46 KiB
Vue
<template>
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<div ref="main" class="main">
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<div class="layout back" @wheel.prevent.stop="onMouseWheel">
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<div class="absolute" v-html="background"></div>
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<div class="absolute" v-html="pageDivider"></div>
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</div>
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<div ref="scrollBox1" class="scroll-box layout over-hidden" @wheel.prevent.stop="onMouseWheel">
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<div ref="scrollingPage1" class="layout over-hidden" @transitionend="onPage1TransitionEnd" @animationend="onPage1AnimationEnd">
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<div @copy.prevent="copyText" v-html="page1"></div>
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</div>
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</div>
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<div ref="scrollBox2" class="scroll-box layout over-hidden" @wheel.prevent.stop="onMouseWheel">
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<div ref="scrollingPage2" class="layout over-hidden" @transitionend="onPage2TransitionEnd" @animationend="onPage2AnimationEnd">
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<div @copy.prevent="copyText" v-html="page2"></div>
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</div>
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</div>
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<div v-show="showStatusBar" ref="statusBar" class="layout" :class="{'no-events': clickControl}">
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<div v-html="statusBar"></div>
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</div>
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<div
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v-show="clickControl" ref="layoutEvents" class="layout events"
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oncontextmenu="return false;"
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@mousedown.prevent.stop="onMouseDown" @mouseup.prevent.stop="onMouseUp"
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@mouseover.prevent.stop="onMouseEvent" @mouseout.prevent.stop="onMouseEvent" @mousemove.prevent.stop="onMouseEvent"
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@wheel.prevent.stop="onMouseWheel"
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@touchstart.stop="onTouchStart" @touchend.stop="onTouchEnd" @touchmove.stop="onTouchMove" @touchcancel.prevent.stop="onTouchCancel"
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>
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</div>
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<div
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v-show="showStatusBar && statusBarClickOpen" class="layout"
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@mousedown.prevent.stop @touchstart.stop
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@click.prevent.stop="onStatusBarClick"
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v-html="statusBarClickable"
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>
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</div>
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<!-- невидимым делать нельзя (display: none), вовремя не подгружаютя шрифты -->
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<canvas ref="offscreenCanvas" class="layout" style="visibility: hidden"></canvas>
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<div ref="measureWidth" style="position: absolute; visibility: hidden"></div>
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<!-- Примечание -->
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<Dialog ref="dialog1" v-model="noteDialogVisible">
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<template #header>
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{{ noteTitle }}
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</template>
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<div class="column col" style="line-height: 20px; max-width: 400px; max-height: 200px; overflow-x: hidden; overflow-y: auto">
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<div v-html="noteHtml"></div>
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</div>
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<template #footer>
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<div class="row col">
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<q-btn class="q-px-md q-mr-md" color="btn2" text-color="app" dense no-caps @click="goToNotes">
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В примечания
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</q-btn>
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</div>
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<q-btn class="q-px-md" color="btn2" text-color="app" dense no-caps @click="noteDialogVisible = false">
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OK
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</q-btn>
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</template>
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</Dialog>
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</div>
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</template>
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<script>
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//-----------------------------------------------------------------------------
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import vueComponent from '../../vueComponent.js';
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import {loadCSS} from 'fg-loadcss';
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import _ from 'lodash';
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import he from 'he';
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import Dialog from '../../share/Dialog.vue';
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import './TextPage.css';
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import * as utils from '../../../share/utils';
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import bookManager from '../share/bookManager';
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import DrawHelper from './DrawHelper';
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import rstore from '../../../store/modules/reader';
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import {clickMap} from '../share/clickMap';
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const minLayoutWidth = 100;
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//обработчик кликов по примечаниям, см. DrawHelper
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//коряво, но иначе придется сильно усложнять рендеринг страниц (через Vue)
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window.onNoteClickLiberama = (noteId, orig) => {
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const textPage = window.textPageLiberama;
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if (textPage) {
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textPage.showNote(noteId, orig);
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}
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}
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const componentOptions = {
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components: {
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Dialog
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},
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watch: {
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bookPos: function() {
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this.$emit('book-pos-changed', {bookPos: this.bookPos, bookPosSeen: this.bookPosSeen});
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this.draw();
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if (this.userBookPosChange) {
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this.$emit('hide-tool-bar', {show: (this.bookPos == 0 || this.bookPos < this.prevBookPos)});
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this.prevBookPos = this.bookPos;
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this.userBookPosChange = false;
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}
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},
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bookPosSeen: function() {
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this.$emit('book-pos-changed', {bookPos: this.bookPos, bookPosSeen: this.bookPosSeen});
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},
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settings: function() {
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this.debouncedLoadSettings();
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},
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inAnimation: function() {
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this.updateLayout();
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},
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},
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};
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class TextPage {
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_options = componentOptions;
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showStatusBar = false;
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statusBarClickOpen = false;
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clickControl = true;
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background = null;
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pageDivider = null;
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page1 = null;
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page2 = null;
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statusBar = null;
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statusBarClickable = null;
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lastBook = null;
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bookPos = 0;
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bookPosSeen = null;
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prevBookPos = 0;
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userBookPosChange = false;
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fontStyle = null;
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fontSize = null;
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fontName = null;
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fontWeight = null;
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inAnimation = false;
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meta = null;
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noteDialogVisible = false;
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noteId = '';
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noteTitle = '';
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noteHtml = '';
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created() {
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this.drawHelper = new DrawHelper();
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this.commit = this.$store.commit;
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this.dispatch = this.$store.dispatch;
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this.config = this.$store.state.config;
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this.reader = this.$store.state.reader;
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this.debouncedStartClickRepeat = _.debounce((x, y) => {
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this.startClickRepeat(x, y);
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}, 800);
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this.debouncedDrawStatusBar = _.throttle(() => {
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this.drawStatusBar();
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}, 60);
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this.debouncedDrawPageDividerAndOrnament = _.throttle(() => {
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this.drawPageDividerAndOrnament();
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}, 65);
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this.debouncedLoadSettings = _.debounce(() => {
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this.loadSettings();
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}, 50);
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this.debouncedUpdatePage = _.debounce(async(lines) => {
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if (this.pageChangeAnimation) {
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this.page2 = this.page1;
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}
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this.page1 = this.drawHelper.drawPage(lines);
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await this.doPageAnimation();
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}, 10);
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this.$root.addEventHook('resize', async() => {
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this.$nextTick(this.onResize);
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await utils.sleep(200);
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this.$nextTick(this.onResize);
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});
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window.textPageLiberama = this;
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}
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mounted() {
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this.context = this.$refs.offscreenCanvas.getContext('2d');
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}
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hex2rgba(hex, alpha = 1) {
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let [r, g, b] = [0, 0, 0];
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if (hex.length <= 4) {
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[r, g, b] = hex.match(/\w/g).map(x => parseInt(x + x, 16));
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} else {
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[r, g, b] = hex.match(/\w\w/g).map(x => parseInt(x, 16));
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}
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return `rgba(${r},${g},${b},${alpha})`;
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}
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calcDrawProps() {
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const wideLetter = 'Щ';
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//preloaded fonts
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this.fontList = [`12px '${this.fontName}'`];
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//widths
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this.realWidth = this.$refs.main.clientWidth;
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this.realHeight = this.$refs.main.clientHeight;
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this.$refs.layoutEvents.style.width = this.realWidth + 'px';
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this.$refs.layoutEvents.style.height = this.realHeight + 'px';
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const dual = (this.dualPageMode ? 2 : 1);
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this.boxW = this.realWidth - 2*this.indentLR;
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this.w = this.boxW/dual - (this.dualPageMode ? 2*this.dualIndentLR : 0);
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this.scrollHeight = this.realHeight - (this.showStatusBar ? this.statusBarHeight : 0);
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this.h = this.scrollHeight - 2*this.indentTB;
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this.lineHeight = this.fontSize + this.lineInterval;
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this.pageRowsCount = 1 + Math.floor((this.h - this.lineHeight + this.lineInterval/2)/this.lineHeight);
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this.pageLineCount = (this.dualPageMode ? this.pageRowsCount*2 : this.pageRowsCount)
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//stuff
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this.currentAnimation = '';
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this.pageChangeDirectionDown = true;
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this.fontShift = this.fontVertShift/100;
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this.textShift = this.textVertShift/100 + this.fontShift;
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//statusBar
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this.$refs.statusBar.style.left = '0px';
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this.$refs.statusBar.style.top = (this.statusBarTop ? 1 : this.realHeight - this.statusBarHeight) + 'px';
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const sbColor = (this.statusBarColorAsText ? this.textColor : this.statusBarColor);
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this.statusBarRgbaColor = this.hex2rgba(sbColor || '#000000', this.statusBarColorAlpha);
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const ddColor = (this.dualDivColorAsText ? this.textColor : this.dualDivColor);
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this.dualDivRgbaColor = this.hex2rgba(ddColor || '#000000', this.dualDivColorAlpha);
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//drawHelper
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this.drawHelper.realWidth = this.realWidth;
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this.drawHelper.realHeight = this.realHeight;
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this.drawHelper.lastBook = this.lastBook;
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this.drawHelper.book = this.book;
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this.drawHelper.parsed = this.parsed;
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this.drawHelper.pageRowsCount = this.pageRowsCount;
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this.drawHelper.pageLineCount = this.pageLineCount;
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this.drawHelper.dualPageMode = this.dualPageMode;
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this.drawHelper.dualIndentLR = this.dualIndentLR;
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/*this.drawHelper.dualDivWidth = this.dualDivWidth;
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this.drawHelper.dualDivHeight = this.dualDivHeight;
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this.drawHelper.dualDivRgbaColor = this.dualDivRgbaColor;
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this.drawHelper.dualDivStrokeFill = this.dualDivStrokeFill;
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this.drawHelper.dualDivStrokeGap = this.dualDivStrokeGap;
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this.drawHelper.dualDivShadowWidth = this.dualDivShadowWidth;*/
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this.drawHelper.backgroundColor = this.backgroundColor;
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this.drawHelper.statusBarRgbaColor = this.statusBarRgbaColor;
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this.drawHelper.fontStyle = this.fontStyle;
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this.drawHelper.fontWeight = this.fontWeight;
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this.drawHelper.fontSize = this.fontSize;
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this.drawHelper.fontName = this.fontName;
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this.drawHelper.fontShift = this.fontShift;
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this.drawHelper.textColor = this.textColor;
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this.drawHelper.textShift = this.textShift;
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this.drawHelper.p = this.p;
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this.drawHelper.boxW = this.boxW;
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this.drawHelper.w = this.w;
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this.drawHelper.h = this.h;
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this.drawHelper.indentLR = this.indentLR;
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this.drawHelper.textAlignJustify = this.textAlignJustify;
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this.drawHelper.lineHeight = this.lineHeight;
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this.drawHelper.context = this.context;
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//альтернатива context.measureText
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if (!this.context.measureText(wideLetter).width) {
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const ctx = this.$refs.measureWidth;
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this.drawHelper.measureText = function(text, style) {
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ctx.innerText = text;
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ctx.style.font = this.fontByStyle(style);
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return ctx.clientWidth;
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};
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this.drawHelper.measureTextFont = function(text, font) {
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ctx.innerText = text;
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ctx.style.font = font;
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return ctx.clientWidth;
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}
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}
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//statusBar
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this.statusBarClickable = this.drawHelper.statusBarClickable(this.statusBarTop, this.statusBarHeight);
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//parsed
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if (this.parsed) {
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let wideLine = wideLetter;
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if (!this.drawHelper.measureText(wideLine, {}))
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throw new Error('Ошибка measureText');
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while (this.drawHelper.measureText(wideLine, {}) < this.w) wideLine += wideLetter;
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this.parsed.setSettings({
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p: this.p,
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w: this.w,
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font: this.font,
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fontSize: this.fontSize,
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wordWrap: this.wordWrap,
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cutEmptyParagraphs: this.cutEmptyParagraphs,
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addEmptyParagraphs: this.addEmptyParagraphs,
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maxWordLength: wideLine.length - 1,
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lineHeight: this.lineHeight,
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showImages: this.showImages,
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showInlineImagesInCenter: this.showInlineImagesInCenter,
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imageHeightLines: this.imageHeightLines,
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imageFitWidth: this.imageFitWidth,
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compactTextPerc: this.compactTextPerc,
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testWidth: 0,
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measureText: this.drawHelper.measureText.bind(this.drawHelper),
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});
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}
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//scrolling page
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const pageSpace = this.scrollHeight - this.pageRowsCount*this.lineHeight;
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let top = pageSpace/2;
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if (this.showStatusBar)
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top += this.statusBarHeight*(this.statusBarTop ? 1 : 0);
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let page1 = this.$refs.scrollBox1.style;
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let page2 = this.$refs.scrollBox2.style;
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page1.pointerEvents = page2.pointerEvents = (this.clickControl ? 'none' : 'auto');
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page1.perspective = page2.perspective = '3072px';
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page1.width = page2.width = this.boxW + this.indentLR + 'px';
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page1.height = page2.height = this.scrollHeight - (pageSpace > 0 ? pageSpace : 0) + 'px';
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page1.top = page2.top = top + 'px';
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page1.left = page2.left = this.indentLR + 'px';
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page1 = this.$refs.scrollingPage1.style;
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page2 = this.$refs.scrollingPage2.style;
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page1.width = page2.width = this.boxW + this.indentLR + 'px';
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page1.height = page2.height = this.scrollHeight + this.lineHeight + 'px';
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}
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async checkLoadedFonts() {
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let loaded = await Promise.all(this.fontList.map(font => document.fonts.check(font)));
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if (loaded.some(r => !r)) {
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await Promise.all(this.fontList.map(font => document.fonts.load(font)));
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}
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}
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async loadFonts() {
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this.fontsLoading = true;
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let close = null;
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(async() => {
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await utils.sleep(500);
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if (this.fontsLoading)
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close = this.$root.notify.info('Загрузка шрифта <i class="la la-snowflake icon-rotate" style="font-size: 150%"></i>');
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})();
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if (!this.fontsLoaded)
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this.fontsLoaded = {};
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//загрузка дин.шрифта
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const loaded = this.fontsLoaded[this.fontCssUrl];
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if (this.fontCssUrl && !loaded) {
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loadCSS(this.fontCssUrl);
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this.fontsLoaded[this.fontCssUrl] = 1;
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}
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try {
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await this.checkLoadedFonts();
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} catch (e) {
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this.$root.notify.error('Некоторые шрифты не удалось загрузить', 'Ошибка загрузки');
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}
|
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this.fontsLoading = false;
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if (close)
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close();
|
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}
|
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getSettings() {
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const settings = this.settings;
|
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|
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for (let prop in rstore.settingDefaults) {
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this[prop] = settings[prop];
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}
|
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|
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const wf = this.webFontName;
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const i = _.findIndex(rstore.webFonts, ['name', wf]);
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if (wf && i >= 0) {
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this.fontName = wf;
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this.fontCssUrl = rstore.webFonts[i].css;
|
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this.fontVertShift = settings.fontShifts[wf] || 0;
|
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}
|
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}
|
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|
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async calcPropsAndLoadFonts(omitLoadFonts) {
|
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this.calcDrawProps();
|
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this.setBackground();
|
||
|
||
if (!omitLoadFonts)
|
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await this.loadFonts();
|
||
|
||
if (omitLoadFonts) {
|
||
this.draw();
|
||
} else {
|
||
// ширина шрифта некоторое время выдается неверно,
|
||
// не удалось событийно отловить этот момент, поэтому костыль
|
||
while (this.checkingFont) {
|
||
this.stopCheckingFont = true;
|
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await utils.sleep(100);
|
||
}
|
||
|
||
this.checkingFont = true;
|
||
this.stopCheckingFont = false;
|
||
try {
|
||
const parsed = this.parsed;
|
||
|
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let i = 0;
|
||
const t = 'Это тестовый текст. Его ширина выдается системой неправильно некоторое время.';
|
||
let twprev = 0;
|
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//5 секунд проверяем изменения шрифта
|
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while (!this.stopCheckingFont && i++ < 50 && this.parsed === parsed) {
|
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const tw = this.drawHelper.measureText(t, {});
|
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if (tw !== twprev) {
|
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this.parsed.setSettings({testWidth: tw});
|
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this.draw();
|
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twprev = tw;
|
||
}
|
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await utils.sleep(100);
|
||
}
|
||
} finally {
|
||
this.checkingFont = false;
|
||
}
|
||
}
|
||
}
|
||
|
||
loadSettings() {
|
||
(async() => {
|
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let fontName = this.fontName;
|
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this.getSettings();
|
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await this.calcPropsAndLoadFonts(fontName == this.fontName);
|
||
})();
|
||
}
|
||
|
||
showBook() {
|
||
this.$refs.main.focus();
|
||
|
||
this.updateLayout();
|
||
this.book = null;
|
||
this.meta = null;
|
||
this.parsed = null;
|
||
|
||
this.linesUp = null;
|
||
this.linesDown = null;
|
||
|
||
this.statusBarMessage = '';
|
||
|
||
this.getSettings();
|
||
this.calcDrawProps();
|
||
this.draw();// пока не загрузили, очистим канвас
|
||
|
||
if (this.lastBook) {
|
||
(async() => {
|
||
try {
|
||
const isParsed = await bookManager.hasBookParsed(this.lastBook);
|
||
if (!isParsed) {
|
||
return;
|
||
}
|
||
|
||
this.book = await bookManager.getBook(this.lastBook);
|
||
this.meta = bookManager.metaOnly(this.book);
|
||
const bt = utils.getBookTitle(this.meta.fb2);
|
||
|
||
this.title = bt.fullTitle;
|
||
|
||
this.$root.setAppTitle(this.title);
|
||
|
||
this.parsed = this.book.parsed;
|
||
|
||
this.page1 = null;
|
||
this.page2 = null;
|
||
this.statusBar = null;
|
||
await this.stopTextScrolling();
|
||
|
||
await this.calcPropsAndLoadFonts();
|
||
|
||
this.refreshTime();
|
||
} catch (e) {
|
||
this.$root.stdDialog.alert(e.message, 'Ошибка', {color: 'negative'});
|
||
}
|
||
})();
|
||
}
|
||
}
|
||
|
||
updateLayout() {
|
||
if (this.inAnimation) {
|
||
this.$refs.scrollBox1.style.visibility = 'visible';
|
||
this.$refs.scrollBox2.style.visibility = 'visible';
|
||
} else {
|
||
this.$refs.scrollBox1.style.visibility = 'visible';
|
||
this.$refs.scrollBox2.style.visibility = 'hidden';
|
||
}
|
||
}
|
||
|
||
setBackground() {
|
||
if (this.wallpaperIgnoreStatusBar) {
|
||
this.background = `<div class="layout" style="width: ${this.realWidth}px; height: ${this.realHeight}px;` +
|
||
` background-color: ${this.backgroundColor}">` +
|
||
`<div class="layout ${this.wallpaper}" style="width: ${this.realWidth}px; height: ${this.scrollHeight}px; ` +
|
||
`top: ${(this.showStatusBar && this.statusBarTop ? this.statusBarHeight + 1 : 0)}px; position: relative;">` +
|
||
`</div>` +
|
||
`</div>`;
|
||
} else {
|
||
this.background = `<div class="layout ${this.wallpaper}" style="width: ${this.realWidth}px; height: ${this.realHeight}px;` +
|
||
` background-color: ${this.backgroundColor}"></div>`;
|
||
}
|
||
|
||
}
|
||
|
||
async onResize() {
|
||
if (this.resizing)
|
||
return;
|
||
|
||
this.resizing = true;
|
||
try {
|
||
const scrolled = this.doingScrolling;
|
||
if (scrolled)
|
||
await this.stopTextScrolling();
|
||
|
||
this.calcDrawProps();
|
||
this.setBackground();
|
||
this.draw();
|
||
|
||
if (scrolled)
|
||
this.startTextScrolling();
|
||
} catch (e) {
|
||
//
|
||
} finally {
|
||
this.resizing = false;
|
||
}
|
||
}
|
||
|
||
get settings() {
|
||
return this.$store.state.reader.settings;
|
||
}
|
||
|
||
get font() {
|
||
return `${this.fontStyle} ${this.fontWeight} ${this.fontSize}px '${this.fontName}'`;
|
||
}
|
||
|
||
onPage1TransitionEnd() {
|
||
if (this.resolveTransition1Finish)
|
||
this.resolveTransition1Finish();
|
||
}
|
||
|
||
onPage2TransitionEnd() {
|
||
if (this.resolveTransition2Finish)
|
||
this.resolveTransition2Finish();
|
||
}
|
||
|
||
startSearch(needle) {
|
||
this.drawHelper.needle = needle;
|
||
this.drawHelper.searching = true;
|
||
this.draw();
|
||
}
|
||
|
||
stopSearch() {
|
||
this.drawHelper.searching = false;
|
||
this.draw();
|
||
}
|
||
|
||
generateWaitingFunc(waitingHandlerName, stopPropertyName) {
|
||
const func = (timeout) => {
|
||
return new Promise((resolve, reject) => { (async() => {
|
||
this[waitingHandlerName] = resolve;
|
||
let wait = (timeout + 201)/100;
|
||
while (wait > 0 && !this[stopPropertyName]) {
|
||
wait--;
|
||
await utils.sleep(100);
|
||
}
|
||
resolve();
|
||
})().catch(reject); });
|
||
};
|
||
return func;
|
||
}
|
||
|
||
async startTextScrolling() {
|
||
if (this.doingScrolling || !this.book || !this.parsed.textLength || !this.linesDown || this.pageLineCount < 1 ||
|
||
this.linesDown.length <= this.pageLineCount || this.dualPageMode) {
|
||
this.doStopScrolling();
|
||
return;
|
||
}
|
||
|
||
//ждем анимацию
|
||
while (this.inAnimation) await utils.sleep(10);
|
||
|
||
this.stopScrolling = false;
|
||
this.doingScrolling = true;
|
||
|
||
const transitionFinish = this.generateWaitingFunc('resolveTransition1Finish', 'stopScrolling');
|
||
|
||
this.cachedPos = -1;
|
||
this.draw();
|
||
|
||
const page = this.$refs.scrollingPage1;
|
||
let i = 0;
|
||
while (!this.stopScrolling) {
|
||
if (i > 0) {
|
||
this.doDown();
|
||
await utils.sleep(1);
|
||
await this.$nextTick();
|
||
if (this.linesDown.length <= this.pageLineCount + 1) {
|
||
this.stopScrolling = true;
|
||
}
|
||
}
|
||
|
||
page.style.transition = `${this.scrollingDelay}ms ${this.scrollingType}`;
|
||
page.style.transform = `translateY(-${this.lineHeight}px)`;
|
||
await transitionFinish(this.scrollingDelay);
|
||
|
||
page.style.transition = '';
|
||
page.style.transform = 'none';
|
||
page.offsetHeight;
|
||
i++;
|
||
}
|
||
this.resolveTransition1Finish = null;
|
||
this.doingScrolling = false;
|
||
this.doStopScrolling();
|
||
this.draw();
|
||
}
|
||
|
||
async stopTextScrolling() {
|
||
this.stopScrolling = true;
|
||
|
||
const page = this.$refs.scrollingPage1;
|
||
page.style.transition = '';
|
||
page.style.transform = 'none';
|
||
page.offsetHeight;
|
||
|
||
while (this.doingScrolling) await utils.sleep(10);
|
||
}
|
||
|
||
draw() {
|
||
//scrolling
|
||
if (this.doingScrolling) {
|
||
this.currentAnimation = '';
|
||
|
||
if (this.cachedPos == this.bookPos) {
|
||
this.linesDown = this.linesCached.linesDown;
|
||
this.linesUp = this.linesCached.linesUp;
|
||
this.page1 = this.pageCached;
|
||
} else {
|
||
const lines = this.getLines(this.bookPos);
|
||
this.linesDown = lines.linesDown;
|
||
this.linesUp = lines.linesUp;
|
||
this.page1 = this.drawHelper.drawPage(lines.linesDown, true);
|
||
}
|
||
|
||
//caching next
|
||
if (this.cachedPageTimer)
|
||
clearTimeout(this.cachedPageTimer);
|
||
this.cachedPageTimer = setTimeout(() => {
|
||
if (this.linesDown && this.linesDown.length > this.pageLineCount && this.pageLineCount > 0) {
|
||
this.cachedPos = this.linesDown[1].begin;
|
||
this.linesCached = this.getLines(this.cachedPos);
|
||
this.pageCached = this.drawHelper.drawPage(this.linesCached.linesDown, true);
|
||
}
|
||
this.cachedPageTimer = null;
|
||
}, 20);
|
||
|
||
this.debouncedDrawStatusBar();
|
||
return;
|
||
}
|
||
|
||
//check
|
||
if (this.w < minLayoutWidth) {
|
||
this.page1 = null;
|
||
this.page2 = null;
|
||
this.statusBar = null;
|
||
return;
|
||
}
|
||
|
||
if (this.book && this.bookPos > 0 && this.bookPos >= this.parsed.textLength) {
|
||
this.doEnd(true, false);
|
||
return;
|
||
}
|
||
|
||
const lines = this.getLines(this.bookPos);
|
||
this.linesDown = lines.linesDown;
|
||
this.linesUp = lines.linesUp;
|
||
this.debouncedUpdatePage(lines.linesDown);
|
||
|
||
this.debouncedDrawStatusBar();
|
||
this.debouncedDrawPageDividerAndOrnament();
|
||
|
||
if (this.book && this.linesDown && this.linesDown.length < this.pageLineCount) {
|
||
this.doEnd(true, false);
|
||
return;
|
||
}
|
||
}
|
||
|
||
onPage1AnimationEnd() {
|
||
if (this.resolveAnimation1Finish)
|
||
this.resolveAnimation1Finish();
|
||
}
|
||
|
||
onPage2AnimationEnd() {
|
||
if (this.resolveAnimation2Finish)
|
||
this.resolveAnimation2Finish();
|
||
}
|
||
|
||
async doPageAnimation() {
|
||
if (this.currentAnimation && !this.inAnimation) {
|
||
this.inAnimation = true;
|
||
|
||
const animation1Finish = this.generateWaitingFunc('resolveAnimation1Finish', 'stopAnimation');
|
||
const animation2Finish = this.generateWaitingFunc('resolveAnimation2Finish', 'stopAnimation');
|
||
const transition1Finish = this.generateWaitingFunc('resolveTransition1Finish', 'stopAnimation');
|
||
const transition2Finish = this.generateWaitingFunc('resolveTransition2Finish', 'stopAnimation');
|
||
|
||
const duration = Math.round(3000*(1 - this.pageChangeAnimationSpeed/100));
|
||
let page1 = this.$refs.scrollingPage1;
|
||
let page2 = this.$refs.scrollingPage2;
|
||
|
||
switch (this.currentAnimation) {
|
||
case 'thaw':
|
||
await this.drawHelper.doPageAnimationThaw(page1, page2,
|
||
duration, this.pageChangeDirectionDown, animation1Finish);
|
||
break;
|
||
case 'blink':
|
||
await this.drawHelper.doPageAnimationBlink(page1, page2,
|
||
duration, this.pageChangeDirectionDown, animation1Finish, animation2Finish);
|
||
break;
|
||
case 'rightShift':
|
||
await this.drawHelper.doPageAnimationRightShift(page1, page2,
|
||
duration, this.pageChangeDirectionDown, transition1Finish);
|
||
break;
|
||
case 'downShift':
|
||
page1.style.height = this.scrollHeight + 'px';
|
||
page2.style.height = this.scrollHeight + 'px';
|
||
|
||
await this.drawHelper.doPageAnimationDownShift(page1, page2,
|
||
duration, this.pageChangeDirectionDown, transition1Finish);
|
||
|
||
page1.style.height = this.scrollHeight + this.lineHeight + 'px';
|
||
page2.style.height = this.scrollHeight + this.lineHeight + 'px';
|
||
break;
|
||
case 'rotate':
|
||
await this.drawHelper.doPageAnimationRotate(page1, page2,
|
||
duration, this.pageChangeDirectionDown, transition1Finish, transition2Finish);
|
||
break;
|
||
case 'flip':
|
||
await this.drawHelper.doPageAnimationFlip(page1, page2,
|
||
duration, this.pageChangeDirectionDown, transition1Finish, transition2Finish, this.backgroundColor);
|
||
break;
|
||
}
|
||
|
||
this.resolveAnimation1Finish = null;
|
||
this.resolveAnimation2Finish = null;
|
||
this.resolveTransition1Finish = null;
|
||
this.resolveTransition2Finish = null;
|
||
|
||
page1.style.animation = '';
|
||
page2.style.animation = '';
|
||
|
||
page1.style.transition = '';
|
||
page1.style.transform = 'none';
|
||
page1.offsetHeight;
|
||
|
||
page2.style.transition = '';
|
||
page2.style.transform = 'none';
|
||
page2.offsetHeight;
|
||
|
||
this.currentAnimation = '';
|
||
this.pageChangeDirectionDown = false;//true только если PgDown
|
||
|
||
this.inAnimation = false;
|
||
this.stopAnimation = false;
|
||
}
|
||
}
|
||
|
||
getLines(bookPos) {
|
||
if (!this.parsed || this.pageLineCount < 1)
|
||
return {};
|
||
|
||
return {
|
||
linesDown: this.parsed.getLines(bookPos, 2*this.pageLineCount),
|
||
linesUp: this.parsed.getLines(bookPos, -2*this.pageLineCount)
|
||
};
|
||
}
|
||
|
||
drawStatusBar(message) {
|
||
if (this.w < minLayoutWidth) {
|
||
this.statusBar = null;
|
||
return;
|
||
}
|
||
|
||
if (this.showStatusBar && this.linesDown && this.pageLineCount > 0) {
|
||
const lines = this.linesDown;
|
||
let i = this.pageLineCount;
|
||
if (this.keepLastToFirst)
|
||
i--;
|
||
i = (i > lines.length - 1 ? lines.length - 1 : i);
|
||
if (i >= 0) {
|
||
if (!message)
|
||
message = this.statusBarMessage;
|
||
if (!message)
|
||
message = this.title;
|
||
|
||
//check image num
|
||
let imageNum = 0;
|
||
const len = (lines.length > 2 ? 2 : lines.length);
|
||
loop:
|
||
for (let j = 0; j < len; j++) {
|
||
const line = lines[j];
|
||
for (const part of line.parts) {
|
||
if (part.image) {
|
||
imageNum = part.image.num;
|
||
break loop;
|
||
}
|
||
}
|
||
}
|
||
//drawing
|
||
this.statusBar = this.drawHelper.drawStatusBar(this.statusBarTop, this.statusBarHeight,
|
||
lines[i].end, this.parsed.textLength, message, imageNum, this.parsed.images.length);
|
||
|
||
this.bookPosSeen = lines[i].end;
|
||
}
|
||
} else {
|
||
this.statusBar = '';
|
||
}
|
||
}
|
||
|
||
drawPageDividerAndOrnament() {
|
||
if (this.dualPageMode) {
|
||
this.pageDivider = `<div class="layout" style="width: ${this.realWidth}px; height: ${this.scrollHeight}px; ` +
|
||
`top: ${(this.showStatusBar && this.statusBarTop ? this.statusBarHeight + 1 : 0)}px; position: relative;">` +
|
||
`<div class="fit row justify-center items-center no-wrap">` +
|
||
`<div style="height: ${Math.round(this.scrollHeight*this.dualDivHeight/100)}px; width: ${this.dualDivWidth}px; ` +
|
||
`box-shadow: 0 0 ${this.dualDivShadowWidth}px ${this.dualDivRgbaColor}; ` +
|
||
`background-image: url("data:image/svg+xml;utf8,<svg width='100%' height='100%' xmlns='http://www.w3.org/2000/svg'>` +
|
||
`<line x1='${this.dualDivWidth/2}' y1='0' x2='${this.dualDivWidth/2}' y2='100%' stroke='${this.dualDivRgbaColor}' ` +
|
||
`stroke-width='${this.dualDivWidth}' stroke-dasharray='${this.dualDivStrokeFill} ${this.dualDivStrokeGap}'/>` +
|
||
`</svg>");">` +
|
||
`</div>` +
|
||
`</div>` +
|
||
`</div>`;
|
||
} else {
|
||
this.pageDivider = null;
|
||
}
|
||
}
|
||
|
||
blinkCachedLoadMessage(state) {
|
||
if (state === 'finish') {
|
||
this.statusBarMessage = '';
|
||
} else if (state) {
|
||
this.statusBarMessage = 'Книга загружена из кэша';
|
||
} else {
|
||
this.statusBarMessage = ' ';
|
||
}
|
||
this.drawStatusBar();
|
||
}
|
||
|
||
async refreshTime() {
|
||
if (!this.timeRefreshing) {
|
||
this.timeRefreshing = true;
|
||
await utils.sleep(60*1000);
|
||
|
||
if (this.book && this.parsed.textLength) {
|
||
this.debouncedDrawStatusBar();
|
||
}
|
||
this.timeRefreshing = false;
|
||
this.refreshTime();
|
||
}
|
||
}
|
||
|
||
doDown() {
|
||
if (this.linesDown && this.linesDown.length > this.pageLineCount && this.pageLineCount > 0) {
|
||
this.userBookPosChange = true;
|
||
this.bookPos = this.linesDown[1].begin;
|
||
}
|
||
}
|
||
|
||
doUp() {
|
||
if (this.linesUp && this.linesUp.length > 1 && this.pageLineCount > 0) {
|
||
this.userBookPosChange = true;
|
||
this.bookPos = this.linesUp[1].begin;
|
||
}
|
||
}
|
||
|
||
doPageDown() {
|
||
if (this.linesDown && this.pageLineCount > 0) {
|
||
let i = this.pageLineCount;
|
||
if (this.keepLastToFirst)
|
||
i--;
|
||
if (i >= 0 && this.linesDown.length >= 2*i + (this.keepLastToFirst ? 1 : 0)) {
|
||
this.currentAnimation = this.pageChangeAnimation;
|
||
this.pageChangeDirectionDown = true;
|
||
this.userBookPosChange = true;
|
||
this.bookPos = this.linesDown[i].begin;
|
||
} else
|
||
this.doEnd();
|
||
}
|
||
}
|
||
|
||
doPageUp() {
|
||
if (this.linesUp && this.pageLineCount > 0) {
|
||
let i = this.pageLineCount;
|
||
if (this.keepLastToFirst)
|
||
i--;
|
||
i = (i > this.linesUp.length - 1 ? this.linesUp.length - 1 : i);
|
||
if (i >= 0 && this.linesUp.length > i) {
|
||
this.currentAnimation = this.pageChangeAnimation;
|
||
this.pageChangeDirectionDown = false;
|
||
this.userBookPosChange = true;
|
||
this.bookPos = this.linesUp[i].begin;
|
||
}
|
||
}
|
||
}
|
||
|
||
doHome() {
|
||
this.currentAnimation = this.pageChangeAnimation;
|
||
this.pageChangeDirectionDown = false;
|
||
this.userBookPosChange = true;
|
||
this.bookPos = 0;
|
||
}
|
||
|
||
doEnd(noAni, isUser = true) {
|
||
if (this.parsed.para.length && this.pageLineCount > 0) {
|
||
let i = this.parsed.para.length - 1;
|
||
let lastPos = this.parsed.para[i].offset + this.parsed.para[i].length - 1;
|
||
const lines = this.parsed.getLines(lastPos, -this.pageLineCount);
|
||
if (lines) {
|
||
i = this.pageLineCount - 1;
|
||
i = (i > lines.length - 1 ? lines.length - 1 : i);
|
||
if (!noAni)
|
||
this.currentAnimation = this.pageChangeAnimation;
|
||
this.pageChangeDirectionDown = true;
|
||
this.userBookPosChange = isUser;
|
||
this.bookPos = lines[i].begin;
|
||
}
|
||
}
|
||
}
|
||
|
||
doPara(paraIndex) {
|
||
const para = this.parsed.para[paraIndex];
|
||
|
||
if (para && this.pageLineCount > 0) {
|
||
const lines = this.parsed.getLines(para.offset, this.pageLineCount);
|
||
|
||
if (lines.length >= this.pageLineCount) {
|
||
this.currentAnimation = this.pageChangeAnimation;
|
||
this.pageChangeDirectionDown = true;
|
||
this.userBookPosChange = true;
|
||
this.bookPos = lines[0].begin;
|
||
} else
|
||
this.doEnd();
|
||
}
|
||
}
|
||
|
||
doToolBarToggle(event) {
|
||
this.$emit('do-action', {action: 'switchToolbar', event});
|
||
}
|
||
|
||
doScrollingToggle() {
|
||
this.$emit('do-action', {action: 'scrolling', event});
|
||
}
|
||
|
||
doFullScreenToggle() {
|
||
this.$emit('do-action', {action: 'fullScreen', event});
|
||
}
|
||
|
||
doStopScrolling() {
|
||
this.$emit('do-action', {action: 'stopScrolling', event});
|
||
}
|
||
|
||
async doFontSizeInc() {
|
||
if (!this.settingsChanging) {
|
||
this.settingsChanging = true;
|
||
const newSize = (this.settings.fontSize + 1 < 200 ? this.settings.fontSize + 1 : 100);
|
||
this.commit('reader/setSettings', {fontSize: newSize});
|
||
await utils.sleep(50);
|
||
this.settingsChanging = false;
|
||
}
|
||
}
|
||
|
||
async doFontSizeDec() {
|
||
if (!this.settingsChanging) {
|
||
this.settingsChanging = true;
|
||
const newSize = (this.settings.fontSize - 1 > 5 ? this.settings.fontSize - 1 : 5);
|
||
this.commit('reader/setSettings', {fontSize: newSize});
|
||
await utils.sleep(50);
|
||
this.settingsChanging = false;
|
||
}
|
||
}
|
||
|
||
async doScrollingSpeedUp() {
|
||
if (!this.settingsChanging) {
|
||
this.settingsChanging = true;
|
||
const newDelay = (this.settings.scrollingDelay - 50 > 1 ? this.settings.scrollingDelay - 50 : 1);
|
||
this.commit('reader/setSettings', {scrollingDelay: newDelay});
|
||
await utils.sleep(50);
|
||
this.settingsChanging = false;
|
||
}
|
||
}
|
||
|
||
async doScrollingSpeedDown() {
|
||
if (!this.settingsChanging) {
|
||
this.settingsChanging = true;
|
||
const newDelay = (this.settings.scrollingDelay + 50 < 10000 ? this.settings.scrollingDelay + 50 : 10000);
|
||
this.commit('reader/setSettings', {scrollingDelay: newDelay});
|
||
await utils.sleep(50);
|
||
this.settingsChanging = false;
|
||
}
|
||
}
|
||
|
||
async startClickRepeat(pointX, pointY) {
|
||
this.repX = pointX;
|
||
this.repY = pointY;
|
||
|
||
if (!this.repInit && this.repDoing) {
|
||
this.repInit = true;
|
||
let delay = 400;
|
||
while (this.repDoing) {
|
||
this.handleClick(pointX, pointY);
|
||
await utils.sleep(delay);
|
||
if (delay > 15)
|
||
delay *= 0.8;
|
||
}
|
||
this.repInit = false;
|
||
}
|
||
}
|
||
|
||
endClickRepeat() {
|
||
this.repDoing = false;
|
||
}
|
||
|
||
onTouchStart(event) {
|
||
if (!this.$root.isMobileDevice)
|
||
return;
|
||
this.endClickRepeat();
|
||
|
||
if (event.touches.length == 1) {
|
||
const touch = event.touches[0];
|
||
const rect = event.target.getBoundingClientRect();
|
||
const x = touch.pageX - rect.left;
|
||
const y = touch.pageY - rect.top;
|
||
const hc = this.handleClick(x, y, new Set(['Menu']));
|
||
if (hc) {
|
||
if (hc != 'Menu') {
|
||
this.repDoing = true;
|
||
this.debouncedStartClickRepeat(x, y);
|
||
} else {
|
||
this.startTouch = {x, y};
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
onTouchMove(event) {
|
||
if (this.startTouch) {
|
||
event.preventDefault();
|
||
}
|
||
this.endClickRepeat();
|
||
}
|
||
|
||
onTouchEnd(event) {
|
||
if (!this.$root.isMobileDevice)
|
||
return;
|
||
this.endClickRepeat();
|
||
|
||
if (event.changedTouches.length == 1) {
|
||
const touch = event.changedTouches[0];
|
||
const rect = event.target.getBoundingClientRect();
|
||
const x = touch.pageX - rect.left;
|
||
const y = touch.pageY - rect.top;
|
||
if (this.startTouch) {
|
||
const dy = this.startTouch.y - y;
|
||
const dx = this.startTouch.x - x;
|
||
this.startTouch = null;
|
||
const moveDelta = 30;
|
||
const touchDelta = 15;
|
||
if (dy > 0 && Math.abs(dy) >= moveDelta && Math.abs(dy) > Math.abs(dx)) {
|
||
//движение вверх
|
||
this.doFullScreenToggle();
|
||
} else if (dy < 0 && Math.abs(dy) >= moveDelta && Math.abs(dy) > Math.abs(dx)) {
|
||
//движение вниз
|
||
this.doScrollingToggle();
|
||
} else if (dx > 0 && Math.abs(dx) >= moveDelta && Math.abs(dy) < Math.abs(dx)) {
|
||
//движение влево
|
||
this.doScrollingSpeedDown();
|
||
} else if (dx < 0 && Math.abs(dx) >= moveDelta && Math.abs(dy) < Math.abs(dx)) {
|
||
//движение вправо
|
||
this.doScrollingSpeedUp();
|
||
} else if (Math.abs(dy) < touchDelta && Math.abs(dx) < touchDelta) {
|
||
if (this.touchMode) {
|
||
this.touchMode = 2;
|
||
return;
|
||
}
|
||
|
||
(async() => {
|
||
this.touchMode = 1;
|
||
let i = 20;
|
||
while (i-- > 0 && this.touchMode === 1)
|
||
await utils.sleep(10);
|
||
if (this.touchMode === 1)
|
||
this.doToolBarToggle();
|
||
else
|
||
this.doFullScreenToggle();
|
||
this.touchMode = 0;
|
||
})();
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
onTouchCancel() {
|
||
if (!this.$root.isMobileDevice)
|
||
return;
|
||
this.endClickRepeat();
|
||
}
|
||
|
||
onMouseDown(event) {
|
||
if (this.$root.isMobileDevice)
|
||
return;
|
||
this.endClickRepeat();
|
||
if (event.button == 0) {
|
||
const hc = this.handleClick(event.offsetX, event.offsetY);
|
||
if (hc && hc != 'Menu') {
|
||
this.repDoing = true;
|
||
this.debouncedStartClickRepeat(event.offsetX, event.offsetY);
|
||
}
|
||
} else if (event.button == 1) {
|
||
this.doScrollingToggle();
|
||
} else if (event.button == 2) {
|
||
this.doToolBarToggle(event);
|
||
}
|
||
}
|
||
|
||
onMouseUp() {
|
||
if (this.$root.isMobileDevice)
|
||
return;
|
||
this.endClickRepeat();
|
||
}
|
||
|
||
onMouseWheel(event) {
|
||
if (this.$root.isMobileDevice)
|
||
return;
|
||
|
||
this.endClickRepeat();
|
||
|
||
if (event.deltaY > 0) {
|
||
this.doDown();
|
||
} else if (event.deltaY < 0) {
|
||
this.doUp();
|
||
}
|
||
}
|
||
|
||
onMouseEvent() {
|
||
if (this.$root.isMobileDevice)
|
||
return;
|
||
this.endClickRepeat();
|
||
}
|
||
|
||
onStatusBarClick() {
|
||
const url = this.meta.url;
|
||
if (url && url.indexOf('disk://') != 0) {
|
||
window.open(url, '_blank');
|
||
} else {
|
||
this.$root.stdDialog.alert('Оригинал недоступен, т.к. файл книги был загружен с локального диска.', ' ', {color: 'info'});
|
||
}
|
||
}
|
||
|
||
getClickAction(pointX, pointY) {
|
||
const w = pointX/this.realWidth*100;
|
||
const h = pointY/this.realHeight*100;
|
||
|
||
let action = '';
|
||
loops: {
|
||
for (const x in clickMap) {
|
||
for (const y in clickMap[x]) {
|
||
if (w < x && h < y) {
|
||
action = clickMap[x][y];
|
||
break loops;
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
return action;
|
||
}
|
||
|
||
handleClick(pointX, pointY, exclude) {
|
||
const action = this.getClickAction(pointX, pointY);
|
||
|
||
if (!exclude || !exclude.has(action)) {
|
||
switch (action) {
|
||
case 'Down' ://Down
|
||
this.doDown();
|
||
break;
|
||
case 'Up' ://Up
|
||
this.doUp();
|
||
break;
|
||
case 'PgDown' ://PgDown
|
||
this.doPageDown();
|
||
break;
|
||
case 'PgUp' ://PgUp
|
||
this.doPageUp();
|
||
break;
|
||
case 'Menu' :
|
||
this.doToolBarToggle();
|
||
break;
|
||
default :
|
||
// Nothing
|
||
}
|
||
}
|
||
|
||
return action;
|
||
}
|
||
|
||
copyText(event) {
|
||
//все это для того, чтобы правильно расставить переносы \n при копировании текста
|
||
//прямо с текущей страницы
|
||
|
||
//подготовка, вытаскиваем весь текст страницы
|
||
const lines = this.getLines(this.bookPos);
|
||
const decodedLines = [];
|
||
for (const line of lines.linesDown) {
|
||
let lineText = '';
|
||
for (const part of line.parts) {
|
||
lineText += part.text;
|
||
}
|
||
decodedLines.push({text: he.decode(lineText), first: line.first});
|
||
}
|
||
|
||
let i = 0;
|
||
const findDecoded = (line) => {
|
||
for (let j = i; j < decodedLines.length; j++) {
|
||
const decoded = decodedLines[j];
|
||
if (decoded.text.indexOf(line) >= 0) {
|
||
i = j;
|
||
return decoded;
|
||
}
|
||
}
|
||
return;
|
||
}
|
||
|
||
const selection = document.getSelection();
|
||
const splitted = selection.toString().split(/[\n\r]/);
|
||
|
||
let filtered = '';
|
||
//формируем filtered, учитывая переносы из decodedLines
|
||
for (const line of splitted) {
|
||
const found = findDecoded(line);
|
||
if (found && found.first) {
|
||
filtered += (filtered ? '\n' : '') + line;
|
||
} else {
|
||
filtered += (filtered ? '\r ' : '') + line;
|
||
}
|
||
}
|
||
|
||
//маленькие хитрости, убираем переносы по слогам
|
||
filtered = filtered.replace(/-\r /g, '').replace(/\r /g, ' ');
|
||
|
||
event.clipboardData.setData('text/plain', filtered);
|
||
}
|
||
|
||
showNote(noteId, orig) {
|
||
const note = this.parsed.notes[noteId];
|
||
if (note) {
|
||
if (orig) {//show dialog
|
||
this.noteId = noteId;
|
||
this.noteTitle = `[${note.title?.trim()}]`;
|
||
this.noteHtml = note.xml
|
||
.replace(/<p>/g, '<p class="note-para">')
|
||
.replace(/<stanza>/g, '<br>').replace(/<\/stanza>/g, '')
|
||
.replace(/<v>/g, '<p style="margin: 0">').replace(/<\/v>/g, '</p>')
|
||
.replace(/<emphasis>/g, '<em>').replace(/<\/emphasis>/g, '</em>')
|
||
.replace(/<text-author>/g, '<br>').replace(/<\/text-author>/g, '')
|
||
;
|
||
|
||
this.noteDialogVisible = true;
|
||
} else {//go to orig
|
||
this.goToOrigNote(noteId);
|
||
}
|
||
}
|
||
}
|
||
|
||
goToNotes() {
|
||
const note = this.parsed.notes[this.noteId];
|
||
if (note && note.noteParaIndex >= 0) {
|
||
this.doPara(note.noteParaIndex);
|
||
this.noteDialogVisible = false;
|
||
}
|
||
}
|
||
|
||
goToOrigNote(noteId) {
|
||
const note = this.parsed.notes[noteId];
|
||
if (note && note.linkParaIndex >= 0) {
|
||
this.doPara(note.linkParaIndex);
|
||
this.noteDialogVisible = false;
|
||
}
|
||
}
|
||
}
|
||
|
||
export default vueComponent(TextPage);
|
||
//-----------------------------------------------------------------------------
|
||
</script>
|
||
<style scoped>
|
||
.main {
|
||
flex: 1;
|
||
margin: 0;
|
||
padding: 0;
|
||
overflow: hidden;
|
||
position: relative;
|
||
min-width: 200px;
|
||
}
|
||
|
||
.layout {
|
||
margin: 0;
|
||
padding: 0;
|
||
position: absolute;
|
||
z-index: 10;
|
||
}
|
||
|
||
.over-hidden {
|
||
overflow: hidden;
|
||
}
|
||
|
||
.on-top {
|
||
z-index: 100;
|
||
}
|
||
|
||
.back {
|
||
z-index: 5;
|
||
}
|
||
|
||
.events {
|
||
z-index: 9;
|
||
background-color: rgba(0,0,0,0);
|
||
}
|
||
|
||
.no-events {
|
||
pointer-events: none;
|
||
}
|
||
</style>
|
||
<style>
|
||
.note-para {
|
||
margin: 0;
|
||
padding: 0;
|
||
margin-bottom: 10px;
|
||
}
|
||
</style> |