yetangitu/epub.js
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Code Issues Releases Wiki Activity

save page position

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This commit is contained in:
Fred Chasen 2013-01-27 11:50:11 -08:00
parent 7c15cec459
commit 954aba9627
3 changed files with 24 additions and 3 deletions
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16
fpjs/render/book.js
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@ -96,7 +96,7 @@ FP.Book.prototype.start = function(bookPath){
}
}
if(!this.isSaved(true)){
if(!this.isSaved()){
if(!this.online) {
console.error("Not Online");
@ -154,9 +154,12 @@ FP.Book.prototype.isSaved = function(force) {
localStorage.setItem("fpjs-version", FP.VERSION);
localStorage.setItem("bookPath", this.bookPath);
localStorage.setItem("spinePos", 0);
localStorage.setItem("stored", 0);
localStorage.setItem("spinePos", 0);
localStorage.setItem("chapterPos", 0);
localStorage.setItem("displayedPages", 0);
this.spinePos = 0;
this.stored = 0;
@ -177,6 +180,10 @@ FP.Book.prototype.isSaved = function(force) {
this.spineIndexByURL = JSON.parse(localStorage.getItem("spineIndexByURL"));
this.toc = JSON.parse(localStorage.getItem("toc"));
//-- Get previous page
this.prevChapterPos = parseInt(localStorage.getItem("chapterPos"));
this.prevDisplayedPages = parseInt(localStorage.getItem("displayedPages"));
//-- Check that retrieved object aren't null
if(!this.assets || !this.spine || !this.spineIndexByURL || !this.toc){
this.stored = 0;
@ -457,6 +464,11 @@ FP.Book.prototype.startDisplay = function(){
this.tell("book:bookReady");
this.displayChapter(this.spinePos, function(chapter){
//-- If there is a saved page, and the pages haven't changed go to it
if(this.prevChapterPos && this.prevDisplayedPages == chapter.displayedPages){
chapter.page(this.prevChapterPos);
}
//-- If there is network connection, store the books contents
if(this.online && !this.contained){
this.storeOffline();

9
fpjs/render/chapter.js
View file

@ -10,6 +10,8 @@ FP.Chapter = function(book, pos){
this.chapterPos = 1;
this.leftPos = 0;
localStorage.setItem("chapterPos", this.chapterPos);
this.book.registerHook("beforeChapterDisplay",
[this.replaceLinks.bind(this), this.replaceResources.bind(this)]);
@ -146,6 +148,8 @@ FP.Chapter.prototype.calcPages = function(){
this.displayedPages = Math.ceil(this.totalWidth / this.spreadWidth);
localStorage.setItem("displayedPages", this.displayedPages);
//console.log("Pages:", this.displayedPages)
}
@ -158,6 +162,8 @@ FP.Chapter.prototype.nextPage = function(){
this.setLeft(this.leftPos);
localStorage.setItem("chapterPos", this.chapterPos);
return this.chapterPos;
}else{
return false;
@ -172,6 +178,8 @@ FP.Chapter.prototype.prevPage = function(){
this.setLeft(this.leftPos);
localStorage.setItem("chapterPos", this.chapterPos);
return this.chapterPos;
}else{
return false;
@ -247,6 +255,7 @@ FP.Chapter.prototype.page = function(pg){
this.leftPos = this.spreadWidth * (pg-1); //-- pages start at 1
this.setLeft(this.leftPos);
localStorage.setItem("chapterPos", pg);
return true;
}

2
index.html
View file

@ -18,7 +18,7 @@
"use strict";
var FP = FP || {};
FP.VERSION = "0.1.2";
FP.VERSION = "0.1.3";
document.onreadystatechange = function () {
if (document.readyState == "complete") {