智能标签控制
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import { Graph } from '@antv/g6';
const data = {
nodes: [
{ id: 'node1', style: { x: 200, y: 100, labelText: '短标签' } },
{ id: 'node2', style: { x: 360, y: 100, labelText: '中等长度的标签' } },
{ id: 'node3', style: { x: 280, y: 220, labelText: '这是一个非常非常长的标签，需要自适应显示' } },
],
edges: [
{ source: 'node1', target: 'node2' },
{ source: 'node1', target: 'node3' },
{ source: 'node2', target: 'node3' },
],
};
const graph = new Graph({
container: 'container',
data,
behaviors: [
'zoom-canvas',
'drag-canvas',
{
key: 'auto-adapt-label',
type: 'auto-adapt-label',
padding: 0,
throttle: 200,
},
],
plugins: [{ type: 'grid-line', size: 30 }],
animation: true,
});
graph.render();
import { Graph } from '@antv/g6';
import GUI from 'lil-gui';
export function addPanel(renderPanel: (gui: GUI) => void) {
const gui = new GUI({ container: document.body });
gui.title('Control');
Object.assign(gui.domElement.style, { position: 'absolute', top: '0', right: '0', zIndex: '10' });
renderPanel(gui);
addEventListener('pagehide', () => gui.destroy(), { once: true });
}
export async function createGraph(
options: ConstructorParameters<typeof Graph>[0],
size: { width?: number; height?: number } = {},
renderPanel?: (gui: GUI, graph: Graph) => void,
) {
const container = document.createElement('div');
Object.assign(container.style, {
width: '100%',
maxWidth: `${size.width || 600}px`,
height: `${size.height || 400}px`,
});
document.getElementById('container')!.append(container);
const graph = new Graph({ ...size, ...options, width: container.clientWidth, container, autoResize: true });
addEventListener('pagehide', () => graph.destroy(), { once: true });
await graph.render();
if (renderPanel) addPanel((gui) => renderPanel(gui, graph));
return container;
}