/* ================================================================================
* document.js v1.0
* http://git.shemic.com/dever/script
* ================================================================================
* Copyright 2017-2018 Dever(dever.cc)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* ================================================================================
*/
//文档工具包
var Document =
{
option : {},
reader : '#document',
show : 1,
page : 0,
width : 0,
left : 0,
zoom : 11,
Init : function(option)
{
var self = this;
self.Option(option);
$.getJSON(self.option.document + '&callback=?', function(t)
{
$(self.option.reader).html(t.msg);
self.width = $(self.option.reader).width();
if (self.option.tool) {
self.Tool();
}
self.Border();
self.Scroll();
$('.pf').each(function(i)
{
if (i < self.show) {
self.Load(i);
}
});
});
}
,Load : function(i)
{
var self = this;
self.page = i;
var doc = $('.pf').eq(i);
var url = doc.attr('data-page-url');
var parent = doc.parent();
$.getJSON(url + '&callback=?', function(t)
{
doc.prop('outerHTML', t.msg).show();
var e = $('.pf').eq(i);
var c = e.find('.w0');
var w = c.width();
var w = c.get(0).offsetWidth;
if (w - self.width > 10) {
var z = 100 - ((w - self.width)/self.zoom);
$(self.option.reader).css('zoom', z + '%');
if (self.left) {
c = c.children().eq(0);
e = c.children().eq(0);
if (!e.length) {
e = c;
}
var left = parseInt(e.css('left'));
if (left <= 0) {
self.left = 0;
} else {
var e = c.children().eq(3);
if (e.length) {
var left = parseInt(e.css('left'));
}
}
self.left = left * -1;
$(self.option.reader).css('margin-left', self.left);
}
self.width = w;
}
});
}
,Option : function(option)
{
this.option = option;
if (!this.option.border) {
this.option.border = 'yes';
}
if (this.option.reader) {
this.reader = this.option.reader;
}
if (this.option.show) {
this.show = this.option.show;
}
if (this.option.left) {
this.left = this.option.left;
}
if (this.option.zoom) {
this.zoom = this.option.zoom;
}
}
,Border : function() {
if (this.option.border == 'no') {
$(this.option.reader).find('style').append('');
}
}
,Tool : function()
{
var html = '';
$('#page-container').prepend(html);
this.Scoll();
}
,Scroll : function()
{
var self = this;
var total = $('.pf').length;
if (self.option.more) {
if (self.page > total) {
$(self.option.more).hide();
} else {
$(self.option.more).show();
$(self.option.more).click(function()
{
var p = self.page;
for (var i = 1; i <= self.show; i++) {
var page = p + i;
var state = self.MorePage(total-1, page);
if (state) {
self.Load(page);
}
}
});
self.MorePage(total, self.show);
}
} else {
$(window).scroll(function(){
var scroll = $(window).scrollTop();
var height = self.Height();
if (scroll >= height && self.page < total) {
var page = self.page + 1;
self.Load(page);
}
});
}
}
,MorePage : function(total, page)
{
var num = total-page;
if (num <= 0) {
$(this.option.more).hide();
return false;
}
$(this.option.more + '_page').html(num);
return true;
}
,Height : function()
{
var height = 0;
for (var i = 0; i < this.page; i++) {
height += $('.pf').eq(i).height();
}
return height;
}
};