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    js内如何自动获取图片?红色部分是图片路径。
    • gainianwang 消费0元 2019-01-19 10:55 10:55
    882
    1


    <!--

    EOT;

    $ListHots=fetch_article($fid,"new",15,50);

    $i=0;

    foreach($ListHots AS $key=>$rs){

    $i++;

    $classcur=($i==1)?"class='cur'":"";

    $rs[picurl]=tempdir($rs[picurl],'120:90');

    print <<<EOT

    -->

    <!--

    <?php

    print <<<EOT

    -->


    <script type="text/javascript">

    /* 

     * ==============================================================

     * CANVAS 3D experiment - 

     * http://www.dhteumeuleu.com/

     * Author Gerard Ferrandez - 7 June 2010

     * ------------------------------------------------------------

     * GFX: Vieeto Voom - http://www.flickr.com/photos/vieeto_voom/

     * ------------------------------------------------------------

     * Javascript released under the MIT license

     * http://www.dhteumeuleu.com/LICENSE.html

     * Last updated: 12 Dec 2012

     * ===============================================================

     */


    "use strict";


    (function () {

    /* ==== definitions ==== */

    var diapo = [], layers = [], ctx, pointer, scr, camera, light, fps = 0, quality = [1,2],

    // ---- poly constructor ----

    Poly = function (parent, face) {

    this.parent = parent;

    this.ctx    = ctx;

    this.color  = face.fill || false;

    this.points = [];

    if (!face.img) {

    // ---- create points ----

    for (var i = 0; i < 4; i++) {

    this.points[i] = new ge1doot.transform3D.Point(

    parent.pc.x + (face.x[i] * parent.normalZ) + (face.z[i] * parent.normalX),

    parent.pc.y +  face.y[i],

    parent.pc.z + (face.x[i] * parent.normalX) + (-face.z[i] * parent.normalZ)

    );

    }

    this.points[3].next = false;

    }

    },

    // ---- diapo constructor ----

    Diapo = function (path, img, structure) {

    // ---- create image ----

    this.img = new ge1doot.transform3D.Image(

    this, path + img.img, 1, {

    isLoaded: function(img) {

    img.parent.isLoaded = true;

    img.parent.loaded(img);

    }

    }

    );

    this.visible  = false;

    this.normalX  = img.nx;

    this.normalZ  = img.nz;

    // ---- point center ----

    this.pc = new ge1doot.transform3D.Point(img.x, img.y, img.z);

    // ---- target positions ----

    this.tx = img.x + (img.nx * Math.sqrt(camera.focalLength) * 20);

    this.tz = img.z - (img.nz * Math.sqrt(camera.focalLength) * 20);

    // ---- create polygons ----

    this.poly = [];

    for (var i = -1, p; p = structure[++i];) {

    layers[i] = (p.img === true ? 1 : 2);

    this.poly.push(

    new Poly(this, p)

    );

    }

    },

    // ---- init section ----

    init = function (json) {

    // draw poly primitive

    Poly.prototype.drawPoly = ge1doot.transform3D.drawPoly;

    // ---- init screen ----

    scr = new ge1doot.Screen({

    container: "canvas"

    });

    ctx = scr.ctx;

    scr.resize();

    // ---- init pointer ----

    pointer = new ge1doot.Pointer({

    tap: function () {

    if (camera.over) {

    if (camera.over === camera.target.elem) {

    // ---- return to the center ----

    camera.target.x = 0;

    camera.target.z = 0;

    camera.target.elem = false;

    } else {

    // ---- goto diapo ----

    camera.target.elem = camera.over;

    camera.target.x = camera.over.tx;

    camera.target.z = camera.over.tz;

    // ---- adapt tesselation level to distance ----

    for (var i = 0, d; d = diapo[i++];) {

    var dx = camera.target.x - d.pc.x;

    var dz = camera.target.z - d.pc.z;

    var dist = Math.sqrt(dx * dx + dz * dz);

    var lev = (dist > 1500) ? quality[0] : quality[1];

    d.img.setLevel(lev);

    }

    }

    }

    }

    });

    // ---- init camera ----

    camera = new ge1doot.transform3D.Camera({

    focalLength: Math.sqrt(scr.width) * 10,

    easeTranslation: 0.025,

    easeRotation: 0.06,

    disableRz: true

    }, {

    move: function () {

    this.over = false;

    // ---- rotation ----

    if (pointer.isDraging) {

    this.target.elem = false;

    this.target.ry = -pointer.Xi * 0.01;

    this.target.rx = (pointer.Y - scr.height * 0.5) / (scr.height * 0.5);

    } else {

    if (this.target.elem) {

    this.target.ry = Math.atan2(

    this.target.elem.pc.x - this.x,

    this.target.elem.pc.z - this.z

    );

    }

    }

    this.target.rx *= 0.9;

    }

    });

    camera.z  = -10000;

    camera.py = 0;

    // ---- create images ----

    for (var i = 0, img; img = json.imgdata[i++];) {

    diapo.push(

    new Diapo(

    json.options.imagesPath, 

    img, 

    json.structure

    )

    );

    }

    // ---- start engine ---- >>>

    setInterval(function() {

    quality = (fps > 50) ? [2,3] : [1,2];

    fps = 0;

    }, 1000);

    run();

    },

    // ---- main loop ----

    run = function () {

    // ---- clear screen ----

    ctx.clearRect(0, 0, scr.width, scr.height);

    // ---- camera ----

    camera.move();

    // ---- draw layers ----

    for (var k = -1, l; l = layers[++k];) {

    light = false;

    for (var i = 0, d; d = diapo[i++];) {

    (l === 1 && d.draw()) || 

    (d.visible && d.poly[k].draw());

    }

    }

    // ---- cursor ----

    if (camera.over && !pointer.isDraging) {

    scr.setCursor("pointer");

    } else {

    scr.setCursor("move");

    }

    // ---- loop ----

    fps++;

    requestAnimFrame(run);

    };

    /* ==== prototypes ==== */

    Poly.prototype.draw = function () {

    // ---- color light ----

    var c = this.color;

    if (c.light || !light) {

    var s = c.light ? this.parent.light : 1;

    // ---- rgba color ----

    light = "rgba(" + 

    Math.round(c.r * s) + "," +

    Math.round(c.g * s) + "," + 

    Math.round(c.b * s) + "," + (c.a || 1) + ")";

    ctx.fillStyle = light;

    }

    // ---- paint poly ----

    if (!c.light || this.parent.light < 1) {

    // ---- projection ----

    for (

    var i = 0; 

    this.points[i++].projection();

    );

    this.drawPoly();

    ctx.fill();

    }

    }

    /* ==== image onload ==== */

    Diapo.prototype.loaded = function (img) {

    // ---- create points ----

    var d = [-1,1,1,-1,1,1,-1,-1];

    var w = img.texture.width  * 0.5;

    var h = img.texture.height * 0.5;

    for (var i = 0; i < 4; i++) {

    img.points[i] = new ge1doot.transform3D.Point(

    this.pc.x + (w * this.normalZ * d[i]),

    this.pc.y + (h * d[i + 4]),

    this.pc.z + (w * this.normalX * d[i])

    );

    }

    }

    /* ==== images draw ==== */

    Diapo.prototype.draw = function () {

    // ---- visibility ----

    this.pc.projection();

    if (this.pc.Z > -(camera.focalLength >> 1) && this.img.transform3D(true)) {

    // ---- light ----

    this.light = 0.5 + Math.abs(this.normalZ * camera.cosY - this.normalX * camera.sinY) * 0.6;

    // ---- draw image ----

    this.visible = true;

    this.img.draw();

    // ---- test pointer inside ----

    if (pointer.hasMoved || pointer.isDown) {

    if (

    this.img.isPointerInside(

    pointer.X,

    pointer.Y

    )

    ) camera.over = this;

    }

    } else this.visible = false;

    return true;

    }

    return {

    // --- load data ----

    load : function (data) {

    window.addEventListener('load', function () {

    ge1doot.loadJS(

    "$webdb[www_url]/images/slbwg/js/imageTransform3D.js",

    init, data

    );

    }, false);

    }

    }

    })().load({

    imgdata:[

    // north

    {img:'$webdb[www_url]/images/slbwg/img/1.jpg', x:-1000, y:0, z:1500, nx:0, nz:1},

    {img:'$webdb[www_url]/images/slbwg/img/2.jpg', x:0,     y:0, z:1500, nx:0, nz:1},

    {img:'$webdb[www_url]/images/slbwg/img/3.jpg', x:1000,  y:0, z:1500, nx:0, nz:1},

    // east

    {img:'$webdb[www_url]/images/slbwg/img/4.jpg', x:1500,  y:0, z:1000, nx:-1, nz:0},

    {img:'$webdb[www_url]/images/slbwg/img/5.jpg', x:1500,  y:0, z:0, nx:-1, nz:0},

    {img:'$webdb[www_url]/images/slbwg/img/6.jpg', x:1500,  y:0, z:-1000, nx:-1, nz:0},

    // south

    {img:'$webdb[www_url]/images/slbwg/img/7.jpg', x:1000,  y:0, z:-1500, nx:0, nz:-1},

    {img:'$webdb[www_url]/images/slbwg/img/8.jpg', x:0,     y:0, z:-1500, nx:0, nz:-1},

    {img:'$webdb[www_url]/images/slbwg/img/9.jpg', x:-1000, y:0, z:-1500, nx:0, nz:-1},

    // west

    {img:'$webdb[www_url]/images/slbwg/img/10.jpg', x:-1500, y:0, z:-1000, nx:1, nz:0},

    {img:'$webdb[www_url]/images/slbwg/img/11.jpg', x:-1500, y:0, z:0, nx:1, nz:0},

    {img:'$webdb[www_url]/images/slbwg/img/12.jpg', x:-1500, y:0, z:1000, nx:1, nz:0}

    ],

    structure:[

    {

    // wall

    fill: {r:255, g:255, b:255, light:1},

    x: [-1001,-490,-490,-1001],

    z: [-500,-500,-500,-500],

    y: [500,500,-500,-500]

    },{

    // wall

    fill: {r:255, g:255, b:255, light:1},

    x: [-501,2,2,-500],

    z: [-500,-500,-500,-500],

    y: [500,500,-500,-500]

    },{

    // wall

    fill: {r:255, g:255, b:255, light:1},

    x: [0,502,502,0],

    z: [-500,-500,-500,-500],

    y: [500,500,-500,-500]

    },{

    // wall

    fill: {r:255, g:255, b:255, light:1},

    x: [490,1002,1002,490],

    z: [-500,-500,-500,-500],

    y: [500,500,-500,-500]

    },{

    // shadow

    fill: {r:0, g:0, b:0, a:0.2},

    x: [-420,420,420,-420],

    z: [-500,-500,-500,-500],

    y: [150, 150,-320,-320]

    },{

    // shadow

    fill: {r:0, g:0, b:0, a:0.2},

    x: [-20,20,20,-20],

    z: [-500,-500,-500,-500],

    y: [250, 250,150,150]

    },{

    // shadow

    fill: {r:0, g:0, b:0, a:0.2},

    x: [-20,20,20,-20],

    z: [-500,-500,-500,-500],

    y: [-320, -320,-500,-500]

    },{

    // shadow

    fill: {r:0, g:0, b:0, a:0.2},

    x: [-20,20,10,-10],

    z: [-500,-500,-100,-100],

    y: [-500, -500,-500,-500]

    },{

    // base

    fill: {r:32, g:32, b:32},

    x: [-50,50,50,-50],

    z: [-150,-150,-50,-50],

    y: [-500,-500,-500,-500]

    },{

    // support

    fill: {r:16, g:16, b:16},

    x: [-10,10,10,-10],

    z: [-100,-100,-100,-100],

    y: [300,300,-500,-500]

    },{

    // frame

    fill: {r:255, g:255, b:255},

    x: [-320,-320,-320,-320],

    z: [0,-20,-20,0],

    y: [-190,-190,190,190]

    },{

    // frame

    fill: {r:255, g:255, b:255},

    x: [320,320,320,320],

    z: [0,-20,-20,0],

    y: [-190,-190,190,190]

    },

    {img:true},

    {

    // ceilingLight

    fill: {r:255, g:128, b:0},

    x: [-50,50,50,-50],

    z: [450,450,550,550],

    y: [500,500,500,500]

    },{

    // groundLight

    fill: {r:255, g:128, b:0},

    x: [-50,50,50,-50],

    z: [450,450,550,550],

    y: [-500,-500,-500,-500]

    }

    ],

    options:{

    imagesPath: ""

    }

    });

    </script>



    <!--

    EOT;

    ?>

    -->

    <!--

    EOT;

    }

    print <<<EOT

    -->


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    • 1
    • wr1688 风格开发者 消费:2593.25元 2022-10-22 21:43 21:43
      华为
      6楼
      可以在load方法里动态赋值,在point的tap方法里可以依据x,y,z坐标获取当前放大元素
    0 赏钱 赏礼回复
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    恢复多功能编辑器
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