Can css draw a tree diagram? _html/css_WEB-ITnose
如题,效果如下
回复讨论(解决方案)
找美工做图片吧
要么做图片，打热点
可以 canvas，flash VML 来做， js动态生成很多点来画线，效率低。
写了个js生成点 画直线的，楼主参考下
<!DOCTYPE HTML><html> <head> <meta charset="gb2312" /> <title></title> <style> .point { position:absolute; width:1px; height:1px; overflow:hidden; background:#000; } .col { position:absolute; left:300px; top:100px; font-size:20px; font-weight:bold; text-align:center; } .right { left:500px; } p { width:20px; border:1px solid red; } </style> </head> <body> <div class="col"> <p>a</p> <p>c</p> <p>b</p> </div> <div class="col right"> <p>B</p> <p>A</p> <p>C</p> </div> <script> var x = []; var y = []; document.onclick = function(e){ e = window.event || e; var tx = e.clientX; var ty = e.clientY; x.push(tx); y.push(ty); //console.log( x ); //console.log( y ); if( x.length == 2 && y.length == 2 ){ createLine(x[0], y[0], x[1], y[1]); x.length = 0; y.length = 0; } } function point(x, y){ var div = document.createElement('div'); div.style.left = x + 'px'; div.style.top = y + 'px'; div.className = 'point'; document.body.appendChild(div); } function createLine(x1,y1,x2,y2){ var tmp, x, y; if(x1 >= x2){ tmp = x1; x1 = x2; x2 = tmp; tmp = y1; y1 = y2; y2 = tmp; } for(var i = x1 ; i < x2; i++){ x = i; y = (y2 - y1)/(x2 - x1)*(x - x1)+y1; point(x,y); } } </script> </body></html> ?????,?主?考下:
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