vis.js绘制3d图形
案例1
- 代码案例
<!DOCTYPE html>
<html>
<head>
<title>Graph 3D demo</title>
<script
type="text/javascript"
src="https://unpkg.com/vis-graph3d@latest/dist/vis-graph3d.min.js"
></script>
<script type="text/javascript">
var data = null;
var graph = null;
function custom(x, y) {
return Math.sin(x / 50) * Math.cos(y / 50) * 50 + 50;
}
// Called when the Visualization API is loaded.
function drawVisualization() {
// Create and populate a data table.
data = new vis.DataSet();
// create some nice looking data with sin/cos
var counter = 0;
var steps = 50; // number of datapoints will be steps*steps
var axisMax = 314;
var axisStep = axisMax / steps;
for (var x = 0; x < axisMax; x += axisStep) {
for (var y = 0; y < axisMax; y += axisStep) {
var value = custom(x, y);
data.add({ id: counter++, x: x, y: y, z: value, style: value });
}
}
// specify options
var options = {
width: "600px",
height: "600px",
style: "surface",
showPerspective: true,
showGrid: true,
showShadow: false,
keepAspectRatio: true,
verticalRatio: 0.5,
};
// Instantiate our graph object.
var container = document.getElementById("mygraph");
graph = new vis.Graph3d(container, data, options);
}
</script>
</head>
<body onload="drawVisualization();">
<div id="mygraph"></div>
</body>
</html>
- 效果图
点击查看详情
案例2
- 代码案例
<!DOCTYPE html>
<html>
<head>
<title>Graph 3D demo</title>
<style>
body {
font: 10pt arial;
}
</style>
<script
type="text/javascript"
src="https://unpkg.com/vis-graph3d@latest/dist/vis-graph3d.min.js"
></script>
<script type="text/javascript">
var data = null;
var graph = null;
function custom(x, y) {
return Math.sin(x / 50) * Math.cos(y / 50) * 50 + 50;
}
// Called when the Visualization API is loaded.
function drawVisualization() {
// Create and populate a data table.
data = new vis.DataSet();
// create some nice looking data with sin/cos
var counter = 0;
var steps = 50; // number of datapoints will be steps*steps
var axisMax = 314;
var axisStep = axisMax / steps;
for (var x = 0; x < axisMax; x += axisStep) {
for (var y = 0; y < axisMax; y += axisStep) {
var value = custom(x, y);
data.add({ id: counter++, x: x, y: y, z: value, style: value });
}
}
// specify options
var options = {
width: "600px",
height: "600px",
style: "surface",
showPerspective: true,
showGrid: true,
showShadow: false,
keepAspectRatio: true,
verticalRatio: 0.5,
};
// Instantiate our graph object.
var container = document.getElementById("mygraph");
graph = new vis.Graph3d(container, data, options);
}
window.addEventListener("load", () => {
drawVisualization();
});
</script>
</head>
<body onload="drawVisualization();">
<div id="mygraph"></div>
<div id="info"></div>
</body>
</html>
- 效果图
点击查看详情
-
Basics
-
Disable Zoom(禁止缩放)，添加如下
var options = {
zoomable: false,
};
- Zoom CTRL Scroll(缩放CTRL滚动)，添加如下
var options = {
ctrlToZoom: true,
};
