maxGraph/packages/html/stories/Animation.stories.js

84 lines
2.1 KiB
JavaScript

import mxgraph from '@mxgraph/core';
import { globalTypes } from '../.storybook/preview';
import './css/animation.css';
export default {
title: 'Effects/Animation',
argTypes: {
...globalTypes
}
};
const Template = ({ label, ...args }) => {
const {
mxGraph,
mxPoint
} = mxgraph;
const container = document.createElement('div');
container.style.position = 'relative';
container.style.overflow = 'hidden';
container.style.width = `${args.width}px`;
container.style.height = `${args.height}px`;
container.style.background = 'url(/images/grid.gif)';
container.style.cursor = 'default';
const graph = new mxGraph(container);
graph.setEnabled(false);
const parent = graph.getDefaultParent();
const vertexStyle =
'shape=cylinder;strokeWidth=2;fillColor=#ffffff;strokeColor=black;' +
'gradientColor=#a0a0a0;fontColor=black;fontStyle=1;spacingTop=14;';
graph.getModel().beginUpdate();
try {
const v1 = graph.insertVertex({
parent,
value: 'Pump',
position: [20, 20],
size: [60, 60],
style: vertexStyle,
});
const v2 = graph.insertVertex({
parent,
value: 'Tank',
position: [200, 150],
size: [60, 60],
style: vertexStyle,
});
var e1 = graph.insertEdge({
parent,
source: v1,
target: v2,
style:
'strokeWidth=3;endArrow=block;endSize=2;endFill=1;strokeColor=black;rounded=1;',
});
e1.geometry.points = [new mxPoint(230, 50)];
graph.orderCells(true, [e1]);
} finally {
// Updates the display
graph.getModel().endUpdate();
}
// Adds animation to edge shape and makes "pipe" visible
const state = graph.view.getState(e1);
state.shape.node
.getElementsByTagName('path')[0]
.removeAttribute('visibility');
state.shape.node
.getElementsByTagName('path')[0]
.setAttribute('stroke-width', '6');
state.shape.node
.getElementsByTagName('path')[0]
.setAttribute('stroke', 'lightGray');
state.shape.node
.getElementsByTagName('path')[1]
.setAttribute('class', 'flow');
return container;
}
export const Default = Template.bind({});