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dom-clone.html
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title>MathBox - DOM Label</title>
<script
type="text/javascript"
src="https://cdn.jsdelivr.net/npm/three@0.137.0/build/three.min.js"
></script>
<script
type="text/javascript"
src="https://cdn.jsdelivr.net/npm/three@0.137.0/examples/js/controls/OrbitControls.js"
></script>
<!--
- a minified version mathbox.min.js is also available;
- recommend using a specific version (not @latest) in public sites
-->
<script
type="text/javascript"
src="https://cdn.jsdelivr.net/npm/mathbox@latest/build/bundle/mathbox.js"
></script>
<link
rel="stylesheet"
href="https://cdn.jsdelivr.net/npm/mathbox@latest/build/mathbox.css"
/>
<meta name="viewport" content="initial-scale=1, maximum-scale=1" />
</head>
<body>
<div style="display: none">
<input id="label" type="button" value="Hello World" />
</div>
<script>
label = document.querySelector("#label");
// Define local DOM handler to clone real DOM elements
var clone = MathBox.DOM.createClass({
render: function (el, props, children) {
var button = children.cloneNode(true);
button.value += " (" + props.i + ", " + props.j + ")";
button.onclick = function () {
alert("You clicked (" + props.i + ", " + props.j + ").");
};
return button;
},
});
mathbox = MathBox.mathBox({
plugins: ["core", "controls", "cursor", "stats"],
controls: {
klass: THREE.OrbitControls,
},
camera: {
near: 0.01,
far: 1000,
},
});
three = mathbox.three;
three.camera.position.set(1.1, 1.45, 1);
three.camera.lookAt(new THREE.Vector3());
three.renderer.setClearColor(new THREE.Color(0xffffff), 1.0);
view = mathbox
.set({
scale: null,
})
.cartesian({
range: [
[-2, 2],
[-1, 1],
[-1, 1],
],
scale: [2, 1, 1],
});
view.axis({
zBias: -10,
end: true,
width: 10,
});
view.axis({
axis: 2,
zBias: -10,
end: true,
width: 10,
});
view.grid({
divideX: 30,
width: 10,
opacity: 0.5,
zBias: -10,
axes: [1, 3],
});
view.interval({
width: 8,
expr: function (emit, x, i, time) {
y = Math.sin(x + (time * 0.2) / 4) * 0.7;
emit(x, y);
},
channels: 2,
});
view.repeat({
height: 3,
depth: 2,
});
view.spread({
unit: "absolute",
height: [0, 0, 0.5],
depth: [0, 0.5, 0],
});
view
.point({
color: 0x3090ff,
size: 40,
})
.html({
width: 2,
height: 2,
depth: 2,
expr: function (emit, el, i, j) {
// Emit copies of the label
emit(el(clone, { i: i + 1, j: j + 1 }, label));
},
})
.dom({
snap: true,
offset: [0, -32],
depth: 0,
size: 24,
zoom: 1,
outline: 2,
pointerEvents: true,
});
</script>
</body>
</html>