You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 

326 lines
7.5 KiB

/**
* 1.1.1 = 1*100*100 + 1*100 + 1
* 1.2.2 = 1*100*100 + 2*100 + 3
*
* 1 = 0*100 +1
*/
function encode_id_with_array(opts,arr) {
var result = 0;
for(var z = 0; z < arr.length; z++ ) {
result += factor(opts, arr.length - z ,arr[z]);
}
return result;
}
/**
* 1.1.1 = 1*100*100 + 1*100 + 1
* 1.2.2 = 1*100*100 + 2*100 + 3
*
* 1 = 0*100 +1
1,1 = 100
*/
function get_parent_id_with_array(opts,arr) {
var result_arr = [];
for(var z = 0; z < arr.length; z++ ) {
result_arr.push(arr[z]);
}
result_arr.pop();
var result = 0;
for(var z = 0; z < result_arr.length; z++ ) {
result += factor(opts,result_arr.length - z,result_arr[z]);
}
return result;
}
function factor(opts ,count,current) {
if(1 == count) {
return current;
}
var str = '';
for(var i = count - 1;i > 0; i-- ) {
str += current * opts.step+'*';
}
return eval( str + '1' );
}
;(function($) {
/*
* 根据header创建目录内容
*/
function create_toc(opts) {
$(opts.documment_selector).find(':header').each(function() {
var level = parseInt(this.nodeName.substring(1), 10);
_rename_header_content(opts,this,level);
_add_header_node(opts,$(this));
});//end each
}
/*
* 渲染ztree
*/
function render_with_ztree(opts) {
var t = $(opts._zTree);
t = $.fn.zTree.init(t,opts.ztreeSetting,opts._header_nodes).expandAll(opts.is_expand_all);
// alert(opts._headers * 88);
// $(opts._zTree).height(opts._headers * 33 + 33);
if(opts.is_posion_top == true){
opts.ztreeStyle.top = '0px';
if( opts.ztreeStyle.hasOwnProperty('bottom') )
delete opts.ztreeStyle.bottom ;
}else{
opts.ztreeStyle.bottom = '0px';
if( opts.ztreeStyle.hasOwnProperty('top') )
delete opts.ztreeStyle.top;
}
$(opts._zTree).css(opts.ztreeStyle);
}
/*
* 将已有header编号,并重命名
*/
function _rename_header_content(opts ,header_obj ,level) {
if(opts._headers.length == level) {
opts._headers[level - 1]++;
} else if(opts._headers.length > level) {
opts._headers = opts._headers.slice(0, level);
opts._headers[level - 1] ++;
} else if(opts._headers.length < level) {
for(var i = 0; i < (level - opts._headers.length); i++) {
// console.log('push 1');
opts._headers.push(1);
}
}
if(opts.is_auto_number == true) {
//另存为的文件里会有编号,所以有编号的就不再重新替换
if($(header_obj).text().indexOf( opts._headers.join('.') ) != -1){
}else{
$(header_obj).text(opts._headers.join('.') + '. ' + $(header_obj).text());
}
}
}
/*
* create table with head for anchor for example: <h2 id="#Linux基础">Linux基础</h2>
* this method can get a headable anchor
* add by https://github.com/chanble
*/
function _get_anchor_from_head(header_obj){
var name = header_obj.html();
var aname = name.split('.');
var anchor = aname.pop().trim();
return anchor;
}
/*
* 给ztree用的header_nodes增加数据
*/
function _add_header_node(opts ,header_obj) {
var id = encode_id_with_array(opts,opts._headers);//for ztree
var pid = get_parent_id_with_array(opts,opts._headers);//for ztree
var anchor = id;//use_head_anchor.html#第二部分
// 默认使用标题作为anchor
if(opts.use_head_anchor == true){
anchor = _get_anchor_from_head(header_obj);
}
// 设置锚点id
$(header_obj).attr('id',anchor);
log($(header_obj).text());
opts._header_offsets.push($(header_obj).offset().top - opts.highlight_offset);
log('h offset ='+( $(header_obj).offset().top - opts.highlight_offset ) );
opts._header_nodes.push({
id:id,
pId:pid ,
name:$(header_obj).text()||'null',
open:true,
url:'#'+ anchor,
target:'_self'
});
}
/*
* 根据滚动确定当前位置,并更新ztree
*/
function bind_scroll_event_and_update_postion(opts) {
var timeout;
var highlight_on_scroll = function(e) {
if (timeout) {
clearTimeout(timeout);
}
timeout = setTimeout(function() {
var top = $(opts.scroll_selector).scrollTop(),highlighted;
if(opts.debug) console.log('top='+top);
for (var i = 0, c = opts._header_offsets.length; i < c; i++) {
// fixed: top+5防止点击ztree的时候,出现向上抖动的情况
if (opts._header_offsets[i] >= (top + 5) ) {
console.log('opts._header_offsets['+ i +'] = '+opts._header_offsets[i]);
$('a').removeClass('curSelectedNode');
// 由于有root节点,所以i应该从1开始
var obj = $('#tree_' + (i+1) + '_a').addClass('curSelectedNode');
break;
}
}
}, opts.refresh_scroll_time);
};
if (opts.highlight_on_scroll) {
$(opts.scroll_selector).bind('scroll', highlight_on_scroll);
highlight_on_scroll();
}
}
/*
* 初始化
*/
function init_with_config(opts) {
opts.highlight_offset = $(opts.documment_selector).offset().top;
}
/*
* 日志
*/
function log(str) {
return;
if($.fn.ztree_toc.defaults.debug == true) {
console.log(str);
}
}
$.fn.ztree_toc = function(options) {
// 将defaults 和 options 参数合并到{}
var opts = $.extend({},$.fn.ztree_toc.defaults,options);
return this.each(function() {
opts._zTree = $(this);
// 初始化
init_with_config(opts);
// 创建table of content,获取元数据_headers
create_toc(opts);
// 根据_headers生成ztree
render_with_ztree(opts);
// 根据滚动确定当前位置,并更新ztree
bind_scroll_event_and_update_postion(opts);
});
// each end
}
//定义默认
$.fn.ztree_toc.defaults = {
_zTree: null,
_headers: [],
_header_offsets: [],
_header_nodes: [{ id:1, pId:0, name:"Table of Content",open:true}],
debug: true,
/*
* 使用标题作为anchor
* create table with head for anchor for example: <h2 id="#Linux基础">Linux基础</h2>
* 如果标题是唯一的,建议开启此选项,如果标题不唯一,还是使用数字吧
* 此选项默认是false,不开启
*/
use_head_anchor: false,
scroll_selector: 'window',
highlight_offset: 0,
highlight_on_scroll: true,
/*
* 计算滚动判断当前位置的时间,默认是50毫秒
*/
refresh_scroll_time: 50,
documment_selector: 'body',
/*
* ztree的位置,默认是在上部
*/
is_posion_top: true,
/*
* 默认是否显示header编号
*/
is_auto_number: false,
/*
* 默认是否展开全部
*/
is_expand_all: true,
/*
* 是否对选中行,显示高亮效果
*/
is_highlight_selected_line: true,
step: 100,
ztreeStyle: {
width:'260px',
overflow: 'auto',
position: 'fixed',
'z-index': 2147483647,
border: '0px none',
left: '0px',
bottom: '0px',
// height:'100px'
},
ztreeSetting: {
view: {
dblClickExpand: false,
showLine: true,
showIcon: false,
selectedMulti: false
},
data: {
simpleData: {
enable: true,
idKey : "id",
pIdKey: "pId",
// rootPId: "0"
}
},
callback: {
beforeClick: function(treeId, treeNode) {
$('a').removeClass('curSelectedNode');
if(treeNode.id == 1){
// TODO: when click root node
console.log('click root table of content');
}
if($.fn.ztree_toc.defaults.is_highlight_selected_line == true) {
$('#' + treeNode.id).css('color' ,'red').fadeOut("slow" ,function() {
// Animation complete.
$(this).show().css('color','black');
});
}
},
onRightClick: function(event, treeId, treeNode) {
if(treeNode.id == 1){
// TODO: when right_click root node:table content
console.log('right_click root table of content');
}
}
}
}
};
})(jQuery);