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  • HTML5 transform三维立方体(随着旋转的效果)

    为了得到更好的把握transform精华。因此,我们决定完成三维立方体模型,可以实现360无死三维旋转作用。

    但旋转更难推断每侧视图的序列。然而,完美的解决方案,我希望有人能回答。


    源代码直接贡献的朋友:

    <style>
    .cuboid_side_div{
    	position:absolute;
    	border:1px solid #333;
    	-webkit-transition:ease all 1s;
    }
    </style>
    
    <script>
    
    /**
      * 本版本号存在下面问题:
      * 三维旋转的zIndex计算有问题
      * 还欠缺多种模型,常见的包含:线、面、椎体、球体、椭球体等。

    */ function cuboidModel(left_init,top_init,long_init,width_init,height_init) { //////////////////////////////////////// //初始化私有变量 /////////////////////////////////////// //初始化长方体位置、大小 var left = left_init; var top = top_init; var long = long_init; var width = width_init; var height = height_init; //初始化变换角度,默觉得0 var rotateX = 0; var rotateY = 0; var rotateZ = 0; var zIndex = 0; //定义长方体六个面的div对象 var div_front; var div_behind; var div_left; var div_right; var div_top; var div_bottom; //////////////////////////////////////// //初始化长方体 /////////////////////////////////////// //依据初始位置构造六个面。

    this.init = function() { //创建front div div_front = document.createElement("div"); div_front.className = "cuboid_side_div"; div_front.innerHTML = "div front"; div_front.style.backgroundColor="#f1b2b2"; document.body.appendChild(div_front); //创建behind div div_behind = document.createElement("div"); div_behind.className = "cuboid_side_div"; div_behind.innerHTML = "div behind"; div_behind.style.backgroundColor="#bd91eb"; document.body.appendChild(div_behind); //创建left div div_left = document.createElement("div"); div_left.className = "cuboid_side_div"; div_left.innerHTML = "div left"; div_left.style.backgroundColor="#64a3c3"; document.body.appendChild(div_left); //创建right div div_right = document.createElement("div"); div_right.className = "cuboid_side_div"; div_right.innerHTML = "div right"; div_right.style.backgroundColor="#78e797"; document.body.appendChild(div_right); //创建top div div_top = document.createElement("div"); div_top.className = "cuboid_side_div"; div_top.innerHTML = "div top"; div_top.style.backgroundColor="#e7db78"; document.body.appendChild(div_top); //创建bottom div div_bottom = document.createElement("div"); div_bottom.className = "cuboid_side_div"; div_bottom.innerHTML = "div bottom"; div_bottom.style.backgroundColor="#e79c78"; document.body.appendChild(div_bottom); this.refresh(); }; //重绘 this.refresh = function() { //定义div_front样式 div_front.style.left = left+"px"; div_front.style.top = top+"px"; div_front.style.width = long +"px"; div_front.style.height = height +"px"; div_front.style.webkitTransformOrigin = "50% 50% "+((-1)*width / 2)+"px"; //定义div_behind样式 div_behind.style.left = left+"px"; div_behind.style.top = top+"px"; div_behind.style.width = div_front.style.width; div_behind.style.height = div_front.style.height; div_behind.style.webkitTransformOrigin = "50% 50% "+((-1)*width / 2)+"px"; //定义div_left样式 div_left.style.left = left+((long - height) / 2)+"px"; div_left.style.top = top + ((height - width) / 2)+"px"; div_left.style.width = height +"px"; div_left.style.height = width +"px"; div_left.style.webkitTransformOrigin = "50% 50% "+((-1) * long /2 )+"px"; //定义div_right样式 div_right.style.left = div_left.style.left; div_right.style.top = div_left.style.top; div_right.style.width = div_left.style.width; div_right.style.height = div_left.style.height; div_right.style.webkitTransformOrigin = "50% 50% "+((-1) * long /2 )+"px"; //定义div_top样式 div_top.style.left = left+"px"; div_top.style.top = top+((height - width)/ 2)+"px"; div_top.style.width = long +"px"; div_top.style.height = width +"px"; div_top.style.webkitTransformOrigin = "50% 50% "+((-1) * height /2 )+"px"; //定义div_bottom样式 div_bottom.style.left = div_top.style.left; div_bottom.style.top = div_top.style.top; div_bottom.style.width = div_top.style.width; div_bottom.style.height = div_top.style.height; div_bottom.style.webkitTransformOrigin = "50% 50% "+((-1) * height /2 )+"px"; this.rotate(rotateX,rotateY,rotateZ); }; //旋转立方体 this.rotate = function(x,y,z) { rotateX = x; rotateY = y; rotateZ = z; var rotateX_front = rotateX; var rotateY_front = rotateY; var rotateZ_front = rotateZ; //推断各个面旋转角度 var rotateX_behind = rotateX_front+180; var rotateY_behind = rotateY_front * (-1); var rotateZ_behind = rotateZ_front * (-1); var rotateX_top = rotateX_front+90; var rotateY_top = rotateZ_front; var rotateZ_top = rotateY_front * (-1); var rotateX_bottom = rotateX_front-90; var rotateY_bottom = rotateZ_front * (-1); var rotateZ_bottom = rotateY_front; var rotateX_left = rotateX_front + 90; var rotateY_left = rotateZ_front - 90; var rotateZ_left = rotateY_front * (-1); var rotateX_right = rotateX_front + 90; var rotateY_right = rotateZ_front + 90; var rotateZ_right = rotateY_front * (-1); //推断各个面的z轴显示顺序 var zIndex_front_default = -1; var zIndex_behind_default = -6; var zIndex_top_default = -5; var zIndex_bottom_default = -2; var zIndex_left_default = -4; var zIndex_right_default = -3; var xI = (rotateX_front / 90) % 4; var yI = (rotateY_front / 90) % 4; var zI = (rotateZ_front / 90) % 4; var zIndex_matrix = new Array(); for(var i = 0; i < 3;i++) { zIndex_matrix.push(new Array()); } zIndex_matrix = [["","zIndex_top",""], ["zIndex_left","zIndex_front","zIndex_right"], ["","zIndex_bottom",""]]; var zIndex_matrix_behind = "zIndex_behind"; //计算zIndex if((xI >= 0 && xI < 1) ||(xI >= -4 && xI < -3)) { } else if((xI >= 1 && xI < 2) ||(xI >= -3 && xI < -2)) { var zIndex_matrix_tmp = zIndex_matrix[0][1]; zIndex_matrix[0][1] = zIndex_matrix[1][1]; zIndex_matrix[1][1] = zIndex_matrix[1][2]; zIndex_matrix[1][2] = zIndex_matrix_behind; zIndex_matrix_behind = zIndex_matrix_tmp; } else if((xI >= 2 && xI < 3) ||(xI >= -2 && xI < -1)) { var zIndex_matrix_tmp = zIndex_matrix[0][1]; zIndex_matrix[0][1] = zIndex_matrix[2][1]; zIndex_matrix[2][1] = zIndex_matrix_tmp; zIndex_matrix_tmp = zIndex_matrix[1][1]; zIndex_matrix[1][1] = zIndex_matrix_behind; zIndex_matrix_behind = zIndex_matrix_tmp; } else if((xI >= 3 && xI < 4) ||(xI >= -1 && xI < 0)) { var zIndex_matrix_tmp = zIndex_matrix[0][1]; zIndex_matrix[0][1] = zIndex_matrix_behind; zIndex_matrix_behind = zIndex_matrix[2][1]; zIndex_matrix[2][1] = zIndex_matrix[1][1]; zIndex_matrix[1][1] = zIndex_matrix_tmp; } if((yI > 0 && yI <= 1) ||(yI > -4 && yI <= -3)) { var zIndex_matrix_tmp = zIndex_matrix[1][0]; zIndex_matrix[1][0] = zIndex_matrix_behind; zIndex_matrix_behind = zIndex_matrix[1][2]; zIndex_matrix[1][2] = zIndex_matrix[1][1]; zIndex_matrix[1][1] = zIndex_matrix_tmp; } else if((yI > 1 && yI <= 2) ||(yI > -3 && yI <= -2)) { var zIndex_matrix_tmp = zIndex_matrix[1][0]; zIndex_matrix[1][0] = zIndex_matrix[1][2]; zIndex_matrix[1][2] = zIndex_matrix_tmp; zIndex_matrix_tmp = zIndex_matrix[1][1]; zIndex_matrix[1][1] = zIndex_matrix_behind; zIndex_matrix_behind = zIndex_matrix_tmp; } else if((yI > 2 && yI <= 3) ||(yI > -2 && yI <= -1)) { var zIndex_matrix_tmp = zIndex_matrix[1][0]; zIndex_matrix[1][0] = zIndex_matrix[1][1]; zIndex_matrix[1][1] = zIndex_matrix[1][2]; zIndex_matrix[1][2] = zIndex_matrix_behind; zIndex_matrix_behind = zIndex_matrix_tmp; } else if((yI > 3 && yI <= 4) ||(yI > -1 && yI <= 0)) { } if((zI > 0 && zI <= 1) ||(zI > -4 && zI <= -3)) { var zIndex_matrix_tmp = zIndex_matrix[0][1]; zIndex_matrix[0][1] = zIndex_matrix[1][0]; zIndex_matrix[1][0] = zIndex_matrix[2][1]; zIndex_matrix[2][1] = zIndex_matrix[1][2]; zIndex_matrix[1][2] = zIndex_matrix_tmp; } else if((zI > 1 && zI <= 2) ||(zI > -3 && zI <= -2)) { var zIndex_matrix_tmp = zIndex_matrix[0][1]; zIndex_matrix[0][1] = zIndex_matrix[2][1]; zIndex_matrix[2][1] = zIndex_matrix_tmp; zIndex_matrix_tmp = zIndex_matrix[1][0]; zIndex_matrix[1][0] = zIndex_matrix[1][2]; zIndex_matrix[1][2] = zIndex_matrix_tmp; } else if((zI > 2 && zI <= 3) ||(zI > -2 && zI <= -1)) { var zIndex_matrix_tmp = zIndex_matrix[0][1]; zIndex_matrix[0][1] = zIndex_matrix[1][2]; zIndex_matrix[1][2] = zIndex_matrix[2][1]; zIndex_matrix[2][1] = zIndex_matrix[1][0]; zIndex_matrix[1][0] = zIndex_matrix_tmp; } else if((zI > 3 && zI <= 4) ||(zI > -1 && zI <= 0)) { } //赋值zIndex eval(zIndex_matrix[0][1]+"="+zIndex_top_default); eval(zIndex_matrix[1][0]+"="+zIndex_left_default); eval(zIndex_matrix[1][1]+"="+zIndex_front_default); eval(zIndex_matrix[1][2]+"="+zIndex_right_default); eval(zIndex_matrix[2][1]+"="+zIndex_bottom_default); eval(zIndex_matrix_behind+"="+zIndex_behind_default); //front var transform_rotate_front = "perspective(500px) rotateX("+rotateX_front+ "deg) rotateY("+rotateY_front+ "deg) rotateZ("+rotateZ_front+"deg)"; div_front.style.webkitTransform = transform_rotate_front; div_front.style.zIndex = zIndex_front; //behind var transform_rotate_behind = "perspective(500px) rotateX("+rotateX_behind+ "deg) rotateY("+rotateY_behind+ "deg) rotateZ("+rotateZ_behind+"deg)"; div_behind.style.webkitTransform = transform_rotate_behind; div_behind.style.zIndex = zIndex_behind; //left var transform_rotate_left = "perspective(500px) rotateX("+rotateX_left+ "deg) rotateZ("+rotateZ_left+ "deg) rotateY("+rotateY_left+"deg)"; div_left.style.webkitTransform = transform_rotate_left; div_left.style.zIndex = zIndex_left; //right var transform_rotate_right = "perspective(500px) rotateX("+rotateX_right+ "deg) rotateZ("+rotateZ_right+ "deg) rotateY("+rotateY_right+"deg)"; div_right.style.webkitTransform = transform_rotate_right; div_right.style.zIndex = zIndex_right; //top var transform_rotate_top = "perspective(500px) rotateX("+rotateX_top+ "deg) rotateZ("+rotateZ_top+ "deg) rotateY("+rotateY_top+"deg)"; div_top.style.webkitTransform = transform_rotate_top; div_top.style.zIndex = zIndex_top; //bottom var transform_rotate_bottom = "perspective(500px) rotateX("+rotateX_bottom+ "deg) rotateZ("+rotateZ_bottom+ "deg) rotateY("+rotateY_bottom+"deg)"; div_bottom.style.webkitTransform = transform_rotate_bottom; div_bottom.style.zIndex = zIndex_bottom; }; //重置长方体的长、宽、高 this.resize = function(new_long, new_width, new_height) { long = new_long; width = new_width; height = new_height; this.refresh(); }; //重置长方体的位置 this.move = function(new_left,new_top) { top = new_top; left = new_left; this.refresh(); }; } function transform() { cuboid.resize(parseInt(document.getElementById("long").value), parseInt(document.getElementById("width").value), parseInt(document.getElementById("height").value)); cuboid.move(parseInt(document.getElementById("left").value), parseInt(document.getElementById("top").value)); cuboid.rotate(parseInt(document.getElementById("rotatex").value), parseInt(document.getElementById("rotatey").value), parseInt(document.getElementById("rotatez").value)); //cuboid.refresh(); } </script> <div style="position:absolute;border:1px solid #333;top:240px;left:100px;1000px;height: 360px;"> left:<input id="left" value="100"></input>px<br> top:<input id="top" value="50"></input>px<br> long:<input id="long" value="100"></input>px<br> <input id="width" value="60"></input>px<br> height:<input id="height" value="80"></input>px<br> rotateX: <input id="rotatex" value="0"></input>deg<br> rotateY: <input id="rotatey" value="0"></input>deg<br> rotateZ: <input id="rotatez" value="0"></input>deg<br> <input type="button" value="确定" onclick="transform()"></input><br> <label id="status"></label> </div> <script> var cuboid = new cuboidModel(parseInt(document.getElementById("left").value), parseInt(document.getElementById("top").value), parseInt(document.getElementById("long").value), parseInt(document.getElementById("width").value), parseInt(document.getElementById("height").value)); cuboid.init(); </script>




    版权声明:本文博主原创文章,博客,未经同意不得转载。

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  • 原文地址:https://www.cnblogs.com/zfyouxi/p/4838641.html
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