定制软件开发最近火的不得了，利用周末时间实现一个网页版。步骤如下：
1，用reactjs 实现。
2，实现Gameroom类。
3，实现Card类。
4，通过父组件控制子组件通信方式，控制点击事件。
5，通过top，left属性判断是否覆盖。
直接上代码：
<!DOCTYPE html><html> <head> <meta charset="UTF-8"> <meta name="Zhou Zhengwei" content="anbangzhiguo@163.com"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width, initial-scale=0.5"> <title>羊了个羊网页版</title> <style> .A{ background-image: url(https://img0.baidu.com/it/u=2915591120,58539746&fm=253&fmt=auto&app=138&f=JPEG?w=50&h=75); background-size:cover; } .B{background-image: url(https://img2.baidu.com/it/u=1961605168,519023852&fm=253&fmt=auto&app=120&f=JPEG?w=200&h=200); background-size:cover;} .C{background-image: url(https://img1.baidu.com/it/u=1558460227,1600052005&fm=253&fmt=auto&app=138&f=JPEG?w=200&h=200); background-size:cover;} .D{background-image: url(https://img0.baidu.com/it/u=1367134673,2529600782&fm=253&fmt=auto&app=120&f=JPEG?w=200&h=200); background-size:cover;} .E{background-image: url(https://img1.baidu.com/it/u=2342405275,30063627&fm=253&fmt=auto&app=138&f=JPEG?w=200&h=200); background-size:cover;} .F{background-image: url(https://img2.baidu.com/it/u=794796699,2048913638&fm=253&fmt=auto&app=138&f=JPEG?w=200&h=200); background-size:cover;} .G{background-image: url(https://img2.baidu.com/it/u=2804974022,2583629637&fm=253&fmt=auto&app=138&f=JPEG?w=120&h=80); background-size:cover;} .H{background-image: url(https://img1.baidu.com/it/u=961754899,2161050074&fm=253&fmt=auto&app=138&f=JPEG?w=200&h=200); background-size:cover;} .J{background-image: url(https://img0.baidu.com/it/u=3372864484,86401414&fm=253&fmt=auto&app=138&f=JPEG?w=160&h=109); background-size:cover;} .K{background-image: url(https://img0.baidu.com/it/u=2447232726,212069368&fm=253&fmt=auto?w=200&h=200); background-size:cover;} .L{background-image: url(https://img2.baidu.com/it/u=3788646889,2975336153&fm=253&fmt=auto?w=200&h=200); background-size:cover;} .M{background-image: url(https://img1.baidu.com/it/u=1035241979,2591366575&fm=253&fmt=auto?w=130&h=170); background-size:cover;} .N{background-image: url(https://img0.baidu.com/it/u=1257446861,475247806&fm=253&fmt=auto&app=138&f=JPEG?w=200&h=200); background-size:cover;} body{ background: url(https://img2.baidu.com/it/u=3202063201,1142127465&fm=253&fmt=auto&app=138&f=JPEG?w=254&h=154); margin: 0px; padding: 0px; } .header{ width: 100%; height: 50px; } </style> <script src="https://cdn.staticfile.org/react/16.4.0/umd/react.development.js"></script> <script src="https://cdn.staticfile.org/react-dom/16.4.0/umd/react-dom.development.js"></script> <script src="https://cdn.staticfile.org/babel-standalone/6.26.0/babel.min.js"></script> </head> <body> <div class="header"> </div> <div id="gameroom" style="float:left"> </div> <div style="float:none"></div> <div style="float:left;width:110px;font-size:80px;font-weight:900;"> <div style="width:80px;padding-top:80px;">羊了个羊</div> </div> </body></html><script type="text/babel"> class CardSlot extends React.Component{ constructor(props) { super(props); this.state = { slot0:'', slot1:'', slot2:'', slot3:'', slot4:'', slot5:'', slot6:'' }; } disCard(s){ if(s.length > 0){ return (<div class={s} style={ { width:'50px', height:'75px', position: 'absolute', textAlign: 'center', top: 5, left: 5, fontSize:40, fontWeight:900 } }> </div>) }else{ return '' } } render() { return ( <div style={{position: 'absolute',display:'block',bottom: 10,left: 50, width: 500,height: 90,backgroundColor: '#00ff00'}}> <div style={{display:'inline-block',position: 'absolute',width: 60,height: 90,backgroundColor: 'red',marginLeft:10}}> {this.disCard(this.state.slot0)} </div> <div style={{display:'inline-block',position: 'absolute',left:70,width: 60,height: 90,backgroundColor: 'red',marginLeft:10}}> {this.disCard(this.state.slot1)} </div> <div style={{display:'inline-block',position: 'absolute',left:140,width: 60,height: 90,backgroundColor: 'red',marginLeft:10}}> {this.disCard(this.state.slot2)} </div> <div style={{display:'inline-block',position: 'absolute',left:210,width: 60,height: 90,backgroundColor: 'red',marginLeft:10}}> {this.disCard(this.state.slot3)} </div> <div style={{display:'inline-block',position: 'absolute',left:280,width: 60,height: 90,backgroundColor: 'red',marginLeft:10}}> {this.disCard(this.state.slot4)} </div> <div style={{display:'inline-block',position: 'absolute',left:350,width: 60,height: 90,backgroundColor: 'red',marginLeft:10}}> {this.disCard(this.state.slot5)} </div> <div style={{display:'inline-block',position: 'absolute',left:420,width: 60,height: 90,backgroundColor: 'red',marginLeft:10}}> {this.disCard(this.state.slot6)} </div> </div> ); } } class GameRoom extends React.Component{ constructor(props) { super(props); this.state = { allCards:this.createCard(), canClick:true }; } createCard(){ let allCards = [] let arr = ['A','B','C','D','E','F','G','H','J','K','L','M','N'] let cardArr = [] for(let i=0;i<141;i+=3){ let c = arr[i%13] cardArr.push(c) cardArr.push(c) cardArr.push(c) } for(let i=0;i<40;i++){ allCards.push({key:(100+i)+'',text:cardArr.splice([Math.floor(Math.random()*cardArr.length)],1),levle:0,parent:'',left:90+parseInt(i/6)*58,top:10+(i%6)*90}) } for(let i=40;i<70;i++){ allCards.push({key:(100+i)+'',text:cardArr.splice([Math.floor(Math.random()*cardArr.length)],1),levle:1,parent:'',left:110+parseInt((i-40)/5)*58,top:40+(i%5)*105}) } for(let i=70;i<90;i++){ allCards.push({key:(100+i)+'',text:cardArr.splice([Math.floor(Math.random()*cardArr.length)],1),levle:2,parent:'',left:120+parseInt((i-70)/4)*65,top:80+i%4*110}) } for(let i=90;i<105;i++){ allCards.push({key:(100+i)+'',text:cardArr.splice([Math.floor(Math.random()*cardArr.length)],1),levle:3,parent:'',left:130+parseInt((i-90)/3)*67,top:125+i%3*120}) } for(let i=105;i<141;i++){ allCards.push({key:(100+i)+'cart',text:cardArr.splice([Math.floor(Math.random()*cardArr.length)],1),levle:i%105,parent:'',left:540+i%10*3,top:30+i%105*12}) } return allCards } handleClick(t) { let targetLeft = 65+(3*70) let diffLeft = targetLeft-this[t].state.left let stepLeft = diffLeft*5/(680-this[t].state.top) let selectItem,selectIndex for(let i=0;i<this.state.allCards.length;i++){ let item = this.state.allCards[i] if(item.key == t){ selectItem = item selectIndex = i break } } let haveCover = false; for(let i=0;i<this.state.allCards.length;i++){ let item = this.state.allCards[i] if(item.levle > selectItem.levle){ if(item.top < selectItem.top+75 && item.top > selectItem.top -75 && item.left < selectItem.left+50 && item.left > selectItem.left -75){ haveCover = true; } } } if(haveCover) return; if(this.state.canClick){ this.setState(prevState => ({ canClick:false })); }else{ return; } this.backInterval = setInterval(()=>{ if(this[t].state.top >= 680){ clearInterval(this.backInterval) this[t].setState(prevState => ({ dis: '0' })); let allCardsTemp = this.state.allCards allCardsTemp.splice(selectIndex, 1); this.setState(prevState => ({ allCards:allCardsTemp, canClick:true })); let slotnum = {} for(let i=0;i<7;i++){ let s = this.cardSlot.state['slot'+i] if(s !=''){ if(slotnum[s]){ slotnum[s] = slotnum[s]+1 }else{ slotnum[s] = 1 } } } let tt = selectItem.text if(slotnum[tt]){ slotnum[tt] = slotnum[tt]+1 }else{ slotnum[tt] = 1 } console.log(slotnum) let slotState = {} let snum = 0 for(let k in slotnum){ if(slotnum[k] < 3){ slotState['slot'+snum] = k snum++ if(slotnum[k]==2){ slotState['slot'+snum] = k snum++ } } } for(let k = snum;k<7;k++){ slotState['slot'+k] = '' } this.cardSlot.setState(prevState => (slotState)); if(snum == 7){ alert('Game Over') location.reload(); } }else{ this[t].setState(prevState => ({ top: this[t].state.top+5, left: this[t].state.left+stepLeft })); } },10) } render() { return ( <div style={{ position: 'absolute', display:'block', top:50, bottom: 100, left: 50, width: 650, height: 900 }} > <CardSlot ref={foo => {this.cardSlot = foo}}/> { this.state.allCards.map((item, index) => { return <Card key={item.key} ref={foo => {this[item.key] = foo}} handleClick={()=>{this.handleClick(item.key)}} name={item.text} top={item.top} left={item.left} dis={'1'} /> }) } </div> ); } } class Card extends React.Component { constructor(props) { super(props); this.state = { top:this.props.top, left:this.props.left, dis:this.props.dis }; this.handleClick = this.props.handleClick; } render() { return ( <div class={this.props.name} style={ { width:'50px', height:'75px', position: 'absolute', textAlign: 'center', top: this.state.top, left: this.state.left, fontSize:40, margin:3, fontWeight:900, boxShadow: '20px 20px 20px #000000', border: 'white 4px solid', display:this.state.dis=='1'?'block':'none' } } onClick={this.handleClick}> </div> ); } } ReactDOM.render( <GameRoom></GameRoom>, document.getElementById('gameroom') );</script>- 1
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