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baseOnReact.html
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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN"
"http://www.w3.org/TR/html4/strict.dtd">
<html lang="en">
<head>
<link rel="stylesheet"
type="text/css"
href="reset.css" />
<link rel="stylesheet"
type="text/css"
href="./jquery.ganttView.css" />
<link href="./lib/jquery-ui.min.css"
rel="stylesheet">
<script src="./lib/jquery.min.js"></script>
<script src="./lib/jquery-ui.min.js"></script>
<script src="./lib/babel.min.js"></script>
<script src="./lib/react.development.js"></script>
<script src="./lib/react-dom.development.js"></script>
<script src="./lib/moment.min.js"></script>
<script type="text/javascript"
src="data.js"></script>
<style type="text/css">
body {
font-family: tahoma, verdana, helvetica;
font-size: 0.8em;
padding: 10px;
}
</style>
<title>React and jQuery Gantt</title>
</head>
<body>
<div id="ganttChart"></div>
<script type="text/babel">
const defaults = {
cellWidth: 21,
cellHeight: 31,
start: moment(),
end: moment().add(3, 'd').add(12,'h').add(1, 's'),
};
class Gantt extends React.Component{
constructor(props) {
super(props);
this.state = {
datas: ganttData,
props: defaults,
hitBlock: false,
};
}
toNumArray = (num) => {
let temp=[];
for(let i = 0; i< num;i++){
temp.push(i)
}
return temp;
}
//天数差,小时差
dateDiff = () => {
let temp = [];
let {start,end} = this.state.props;
start = start.clone();
end = end.format("MM/DD");
for (; start.format("MM/DD")!= end; start.add(1, 'd')) {
temp.push(start.format("MM/DD"));
}
temp.push(start.format("MM/DD"));
return temp;
}
//获取小时列表
hourList = () => {
let temp = [];
let start = this.state.props.start.clone()
let end = this.state.props.end.clone()
while (start.isBefore(end)) {
temp.push(start.hour());
start.add(1, 'h');
}
//temp.push(start.hour());
return temp;
}
//其中2代表前后各加一个小时
hzheaderTotalWidth = () => {
let { start, end, cellWidth }=this.state.props;
return ((end.diff(start,'h') + 1) * cellWidth)
}
//计算每天的MM/DD的block长度
getHzHeaderMonthWith = (date) => {
let width;
let { start, end, cellWidth }=this.state.props;
if (date.format("MM/DD") == start.format("MM/DD")) {
width = (24 - (start.hour() - 0)) * cellWidth;
} else if (date.format("MM/DD") == end.format(
"MM/DD")) {
width = (end.hour() + 1) * cellWidth
} else {
width = 24 *cellWidth
}
return width - 1
}
allRow = () => {
let temp = [];
for (let item of this.state.datas) {
temp.push(...item.series)
}
return temp;
}
//计算block的width
calBlockWidth = (data) => {
let { cellWidth }=this.state.props;
return data.end.diff(data.start, 'h', true) * cellWidth
}
//计算block的margin-left
calLeft = (data) => {
let { start, cellWidth }=this.state.props;
return data.start.diff(start, 'h', true) * cellWidth
}
//test
calLeftRandom = (data) => {
let { start, cellWidth }=this.state.props;
let w = this.calBlockWidth(data)
return (data.start.diff(start, 'h', true) *
cellWidth) + w + (parseInt((Math.random() * (0 -
100) + 100)
.toFixed(
0)))
}
//随机颜色
randomColor = () => {
return '#' + (~~(Math.random() * (1 << 24))).toString(16)
}
componentDidMount() {
//$(window).resize(this.resizeWidth);
this.initBind();
}
componentDidUpdate(){
this.initBind();
}
//计算ganttganttview-slide-container容器的宽度
resizeWidth = () => {
console.log('go')
let ganttViewW = $('.ganttview').innerWidth();
let ganttVtHeaderW = $('.ganttview-vtheader').outerWidth();
$('.ganttview-slide-container').outerWidth(ganttViewW -
ganttVtHeaderW)
}
//以下绑定事件
initBind =()=> {
//可以带一个回调函数参数
this.bindBlockResize();
this.bindBlockDrag();
this.bindToolTip();
this.bindBlockClick();
}
bindBlockResize = (callback) => {
let borderSize = 2;
let prev; //前一个兄弟节点
let next; //后一个兄弟节点
let self; //自身
//记录碰撞时的最大width
let maxWidth = null;
let hitLeft = false
//锁定碰撞时的数据
let lock = false;
let maxLeftMargin = null; //null代表不限制
let minLeftMargin = null;
jQuery("div.ganttview-block").resizable({
handles: "e,w",
containment: 'parent',
start() {
prev = jQuery(this).prev()[0] ? jQuery(jQuery(this).prev()[
0]) : null;
next = jQuery(this).next()[0] ? jQuery(jQuery(this).next()[
0]) : null;
self = jQuery(this);
if (prev) {
let pleft = parseFloat(prev.css("left")) || 0;
let pwidth = parseFloat(prev.width()) + borderSize;
minLeftMargin = pleft + pwidth
} else {
minLeftMargin = null;
}
if (next) {
let nleft = parseFloat(next.css("left")) || 0;
maxLeftMargin = nleft;
} else {
maxLeftMargin = null;
}
},
resize(event, ui) {
let {
left = 0
} = ui.position;
let {
width
} = ui.size;
let hit = false;
if (minLeftMargin) {
if (left < minLeftMargin) {
console.log('left hit');
hit = true;
hitLeft = true;
}
}
if (maxLeftMargin) { //计算右边是否碰撞
if ((left + width + borderSize) > maxLeftMargin) {
console.log('right hit');
hit = true;
hitLeft = false;
}
}
if (hit) {
if (!lock) {
if (hitLeft) {
maxWidth = ui.originalPosition.left + ui.originalSize
.width - minLeftMargin;
} else {
maxWidth = maxLeftMargin - ui.originalPosition.left -
borderSize
}
lock = true;
}
//修正左缩放的位置
if (hitLeft) {
let fixRight = minLeftMargin - left;
self.css("margin-left", fixRight)
}
event.preventDefault();
//TOFIXED：固定最大宽度，因为event.preventDefault()不起暂停作用
self.css("max-width", maxWidth)
} else {
self.css('max-width', '');
self.css("margin-left", "");
maxWidth = null;
lock = false;
}
},
stop() {
if (maxWidth) {
self.width(maxWidth);
if (hitLeft) {
self.css("left", minLeftMargin)
}
}
//重置
self.css('max-width', '');
self.css("margin-left", "");
maxWidth = null;
lock = false;
if (callback) {
callback(jQuery(this))
}
}
});
}
bindBlockDrag = (callback) => {
let borderSize = 2;
let prev; //前一个兄弟节点
let next; //后一个兄弟节点
let self; //自身
let maxLeftMargin = 0; //-1值代表不限制
let minLeftMargin = 0;
jQuery("div.ganttview-block").draggable({
axis: "x",
scroll: true,
containment: 'parent',
start() {
prev = jQuery(this).prev()[0] ? jQuery(jQuery(this).prev()[
0]) : null;
next = jQuery(this).next()[0] ? jQuery(jQuery(this).next()[
0]) : null;
self = jQuery(this);
if (prev) {
let pleft = parseFloat(prev.css("left")) || 0;
let pwidth = parseFloat(prev.width()) + borderSize;
minLeftMargin = pleft + pwidth
} else {
minLeftMargin = null;
}
if (next) {
let nleft = parseFloat(next.css("left")) || 0;
maxLeftMargin = nleft;
} else {
maxLeftMargin = null;
}
},
drag(event, ui) {
let {
left = 0
} = ui.position;
let width = self.width();
let hit = false;
let hitLeft = false;
//计算左边是否碰撞
if (minLeftMargin) {
if (left < minLeftMargin) {
console.log('left hit');
hit = true;
hitLeft = true;
}
}
//计算右边是否碰撞
if (maxLeftMargin) {
if ((left + width + borderSize) > maxLeftMargin) {
console.log('right hit');
hit = true;
}
}
if (hit) {
event.preventDefault();
//因为获取的left不准，需要手动修正
let fixLeft;
if (hitLeft) {
fixLeft = minLeftMargin
} else {
fixLeft = maxLeftMargin - width - borderSize
}
self.css("left", fixLeft)
}
},
stop() {
if (callback) {
callback(jQuery(this))
}
}
});
}
bindBlockClick = (callback) => {
jQuery("div.ganttview-block").on("click", function() {
if (callback) {
callback(jQuery(this))
}
});
}
bindToolTip =()=> {
jQuery("div.ganttview-block").tooltip();
}
test = () =>{
let { hitBlock } =this.state;
hitBlock =! hitBlock;
this.setState({hitBlock})
}
render(){
let {datas,hitBlock} = this.state;
let {start} = this.state.props
return (
<div className="ganttview">
{/*左半边项目条*/}
<div className="ganttview-vtheader">
{datas.map((item)=>
<div className="ganttview-vtheader-item" key={item.id}>
<div className="ganttview-vtheader-item-name">{item.name}</div>
<div className="ganttview-vtheader-series">
{item.series.map((p)=>
<div className="ganttview-vtheader-series-name" key={p.id} >{p.name}</div>
)}
</div>
</div>
)}
</div>
{/*左半边项目条*/}
<div className="ganttview-slide-container">
{/* 日期和小时部分块 */}
<div className="ganttview-hzheader"
style={{width:this.hzheaderTotalWidth()+'px'}}>
<div className="ganttview-hzheader-months">
{
this.dateDiff().map((i,index)=>(
<div className="ganttview-hzheader-month"
style={{width: this.getHzHeaderMonthWith(start.clone().add(index,'d'))+'px'}}>{i}</div>
))
}
</div>
<div className="ganttview-hzheader-days">
{
this.hourList().map((i)=>(
<div className="ganttview-hzheader-day"
>{i}</div>
))
}
</div>
</div>
{/*日期和小时部分块*/}
{ /* <!-- 网格部分 --> */}
<div style={{clear: 'both'}}></div>
<div className="ganttview-grid"
style={{width:this.hzheaderTotalWidth()+'px'}}>
{
this.toNumArray(this.allRow().length).map(() =>(
<div className="ganttview-grid-row">
{
this.hourList().map((i)=>(
<div className={i==0?'ganttview-grid-row-cell ganttview-weekend':'ganttview-grid-row-cell'}></div>
))
}
</div>
))
}
</div>
{/* <!-- 网格部分 --> */}
{/* !-- 可操作的容器块部分 --> */}
<div className="ganttview-blocks">
{
this.allRow().map((item)=>(
<div className="ganttview-block-container"
style={{position:"relative",width:this.hzheaderTotalWidth()+'px'}}>
<div className="ganttview-block"
style={{position: "absolute",opacity: 0.5,width:this.calBlockWidth(item)+'px','backgroundColor':this.randomColor(),'left':this.calLeft(item)+'px'}}
title="Planned, 16 days">
<div className="ganttview-block-text">15</div>
</div>
{/* <!-- 生成碰撞用的block --> */}
{
hitBlock?(
<div className="ganttview-block"
style={{position: "absolute",opacity: 0.5,width:this.calBlockWidth(item)+'px','backgroundColor':this.randomColor(),'left':this.calLeftRandom(item)+'px'}}
title="Planned, 16 days">
<div className="ganttview-block-text">16</div>
</div>):""
}
{/* <!-- 生成碰撞用的block --> */}
</div>
))
}
</div>
{/* <!-- 可操作的容器块部分 --> */}
</div>
<button onClick={this.test}>开启碰撞块</button>
</div>
)
}
}
ReactDOM.render(
<Gantt/>,
document.getElementById('ganttChart')
);
</script>
</body>
</html>