kinectarthack/hackathon3.html at master · shenberg/kinectarthack · GitHub

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<!DOCTYPE html>
<html>
<head>
<title>Hand visualization</title>

<script src='http://cdn.zigfu.com/zigjs/zig.min.js'></script>

<script type="text/javascript">
function loaded() {

    //load canvas
    var canvas=document.getElementById('test');
    var ctx = canvas.getContext('2d');
    var draw = false;

    ctx.strokeStyle = "#ff0000";
    ctx.lineWidth = 3;
    ctx.lineCap = "round";

    var faderValue = 0.0;

//    var elt = document.getElementById("btn");

    // Create cursor and cursor dom element
    var c = zig.controls.Cursor();
    var ce = document.createElement('div');
    ce.id = 'mycursor';
    document.body.appendChild(ce);


    console.log("Browser plugin installed: " + zig.pluginInstalled);
    console.log("Browser plugin version: " + zig.pluginVersion);
    console.log("Zig.js version: " + zig.version);
    zig.addEventListener('statuschange', function() {
        console.log("Sensor connected: " + zig.sensorConnected);
    });

    // Adding Fader
    var f = zig.controls.Fader(zig.Orientation.Z);
    f.addEventListener('valuechange', function (f) {
        //console.log('Fader value: ' + (f.value));
    })
    zig.singleUserSession.addListener(f);


    // Adding swipe detector
    var swipeDetector = zig.controls.SwipeDetector();
    swipeDetector.addEventListener('swipe', function (dir) {
        console.log('SwipeDetector: Swipe direction: ' + dir);
    });
    zig.singleUserSession.addListener(swipeDetector);


    console.log("Adding sessionstart and sessionend listeners");

    // 1. show/hide cursor on session start/end
    zig.singleUserSession.addEventListener('sessionstart', function (focusPosition) {
        ce.style.display = 'block';
        console.log("sessionstart");
    });
    zig.singleUserSession.addEventListener('sessionend', function () {
        ce.style.display = 'none';
        console.log("sessionend");
    });
    ctx.beginPath();
    // 2. move the cursor element on cursor move
    c.addEventListener('move', function (cursor) {
        ce.style.left = (c.x * window.innerWidth - (ce.offsetWidth / 2)) + "px";
        ce.style.top = (c.y * window.innerHeight - (ce.offsetHeight / 2)) + "px";

        //console.log("%o %o", c.x, c.y);
        if (true/*draw*/) {
            var x, y;
            x = Math.round(c.x * canvas.width);
            y = Math.round(c.y * canvas.height);
            ctx.beginPath();
            ctx.moveTo(x, y);
            ctx.lineTo(x, y);
            ctx.arc(x, y, 10, 0, Math.PI * 2, true);
            ctx.closePath();
            ctx.fill();
        }
    });

    // 3. Add/remove 'pushed' class on cursor push/release
    c.addEventListener('push', function(c) {
        ce.classList.add('pushed');
        console.log("push")
    });
    /*
    c.addEventListener('release', function (c) {
        ce.classList.remove('pushed');
        draw = !draw;  // toggle draw state
        console.log("release");
    });
    */

/*
    // 4. Simulate mouse click on our virtual cursor
    c.addEventListener('click', function(c) {
        var xpos = c.x * window.innerWidth;
        var ypos = c.y * window.innerHeight;
        var evt = document.createEvent("MouseEvents");
        evt.initMouseEvent("click", true, true, window, 1, xpos, ypos, xpos, ypos, false, false, false, false, 0, null);
        //elt.dispatchEvent(evt);
    });
*/

    // Add cursor to our single user UI session
    zig.singleUserSession.addListener(c);
}

document.addEventListener('DOMContentLoaded', loaded, false);

</script>

<style>

  #test {
  background:#f00 url(Assets/Bricks.jpg);
}

    #mycursor {
        position: fixed;
        display : none; /* hidden until a session starts */
        width : 40px;
        height : 40px;
        background-color: blue;
        border-radius: 10px;
        -moz-border-radius: 10px;
    }

    #mycursor.pushed {
        background-color: red;
    }
</style>

</head>
<body>

<!-- button id="btn" onclick="alert('Hello World')">Click Me</button -->
<canvas id="test" width="2000" height="400" style="border:1px solid black"></canvas>

</body>
</html>