2、Paper & Grid 缩略图!

• 定义缩略图，两个paper。
• paper的background属性
• interactive交互属性、scale、translate

<link rel="stylesheet" type="text/css" href="/my/joint/joint.css" />    
<script src="/my/joint/jquery.js"></script>
<script src="/my/joint/lodash.js"></script>
<script src="/my/joint/backbone.js"></script>
<script src="/my/joint/joint.js"></script>

<div style="position: relative; padding-bottom: 100px;">
    <div class="paper" id="paper-multiple-papers" style="position: absolute;"></div>
    <div class="paper" id="paper-multiple-papers-small" style="position: absolute; top: 75px; left: 450px;"></div>
</div>

<script>    
    var graph = new joint.dia.Graph;
    
    var paper = new joint.dia.Paper({
        el: document.getElementById('paper-multiple-papers'),
        model: graph,
        width: 600,
        height: 100,
        gridSize: 1,
        background: {
            color: 'rgba(0, 255, 0, 0.3)'
        }
    });

    var paperSmall = new joint.dia.Paper({
        el: document.getElementById('paper-multiple-papers-small'),
        model: graph,
        width: 150,
        height: 25,
        gridSize: 1,
        interactive: false
    });
    paperSmall.scale(0.25);

    /* paper.scale(0.5, 0.5);
    paper.translate(300, 50); */

    var rect = new joint.shapes.standard.Rectangle();
    rect.position(100, 30);
    rect.resize(100, 40);
    rect.attr({
        body: {
            fill: 'blue'
        },
        label: {
            text: 'hello',
            fill: 'white'
        }
    });

    rect.addTo(graph);

    var rect2 = rect.clone();
    rect2.translate(300, 0);
    rect2.attr('label/text', 'world!');
    rect2.addTo(graph);

    var link = new joint.shapes.standard.Link();
    link.source(rect);
    link.target(rect2);
    link.addTo(graph);
</script>

参考
Joint tutorial