101 lines
2.5 KiB
JavaScript
101 lines
2.5 KiB
JavaScript
import {
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Graph,
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DomHelpers,
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Morphing,
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InternalEvent,
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RubberBandHandler,
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} from '@maxgraph/core';
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import { globalTypes } from '../.storybook/preview';
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export default {
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title: 'Effects/Morph',
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argTypes: {
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...globalTypes,
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contextMenu: {
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type: 'boolean',
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defaultValue: false,
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},
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rubberBand: {
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type: 'boolean',
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defaultValue: true,
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},
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},
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};
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const Template = ({ label, ...args }) => {
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const div = document.createElement('div');
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const container = document.createElement('div');
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container.style.position = 'relative';
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container.style.overflow = 'hidden';
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container.style.width = `${args.width}px`;
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container.style.height = `${args.height}px`;
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container.style.background = 'url(/images/grid.gif)';
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container.style.cursor = 'default';
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div.appendChild(container);
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// Disables the built-in context menu
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if (!args.contextMenu) InternalEvent.disableContextMenu(container);
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// Creates the graph inside the given container
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const graph = new Graph(container);
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// Enables rubberband selection
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if (args.rubberBand) new RubberBandHandler(graph);
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// Gets the default parent for inserting new cells. This
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// is normally the first child of the root (ie. layer 0).
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const parent = graph.getDefaultParent();
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// Adds cells to the model in a single step
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graph.getDataModel().beginUpdate();
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let v1;
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var v2;
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try {
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v1 = graph.insertVertex(parent, null, 'Hello,', 20, 20, 80, 30);
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var v2 = graph.insertVertex(parent, null, 'World!', 200, 150, 80, 30);
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const e1 = graph.insertEdge(parent, null, '', v1, v2);
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} finally {
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// Updates the display
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graph.getDataModel().endUpdate();
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}
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let mult = 1;
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const buttons = document.createElement('div');
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div.appendChild(buttons);
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buttons.appendChild(
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DomHelpers.button('Morph', function () {
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graph.clearSelection();
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graph.getDataModel().beginUpdate();
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try {
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let geo = v1.getGeometry();
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geo = geo.clone();
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geo.x += 180 * mult;
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graph.getDataModel().setGeometry(v1, geo);
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geo = v2.getGeometry();
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geo = geo.clone();
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geo.x -= 180 * mult;
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graph.getDataModel().setGeometry(v2, geo);
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} finally {
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// Arguments are number of steps, ease and delay
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const morph = new Morphing(graph, 20, 1.2, 20);
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morph.addListener(InternalEvent.DONE, function () {
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graph.getDataModel().endUpdate();
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});
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morph.startAnimation();
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}
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mult *= -1;
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})
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);
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return div;
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};
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export const Default = Template.bind({});
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