@tanstack/charts/dist/adapter.js

A chart grammar for TypeScript and JavaScript. Marks consume your data directly, channels describe visual encodings, and the engine compiles them into a renderer-neutral keyed scene. TanStack's compact scales cover common numeric and categorical mappings.

import { mountChart } from "./dom.js";
import { createChartRuntime } from "./runtime.js";
import { renderChartSvg } from "./svg.js";
import { createSvgChartRenderer } from "./svg-surface.js";
import {
  resolveChartAdapterLayout,
  resolveChartHostTabIndex
} from "./adapter-shared.js";
import {
  resolveChartAdapterLayout as resolveChartAdapterLayout2
} from "./adapter-shared.js";
function createChartAdapter(initialOptions) {
  let runtime = createChartRuntime();
  let options = initialOptions;
  let host;
  const getRuntime = () => runtime ??= createChartRuntime();
  return {
    prerender() {
      const layout = resolveChartAdapterLayout(options);
      const scene = getRuntime().render(
        options.definition,
        {
          width: layout.initialWidth,
          height: layout.initialHeight
        },
        { measureText: options.measureText }
      );
      const renderer = createSvgChartRenderer(
        options.renderSvg ?? renderChartSvg
      );
      return renderer.prerender(scene, {
        ariaLabel: options.ariaLabel,
        ariaDescription: options.ariaDescription,
        className: options.className,
        tabIndex: resolveChartHostTabIndex(
          options.definition,
          options.tabIndex
        ),
        idPrefix: options.idPrefix
      });
    },
    mount(container) {
      if (host) {
        throw new Error("This chart adapter is already mounted.");
      }
      host = mountChart(container, options, getRuntime());
    },
    update(nextOptions) {
      options = nextOptions;
      host?.update(nextOptions);
    },
    getScene() {
      return host?.getScene();
    },
    destroy() {
      if (host) {
        host.destroy();
        host = void 0;
        runtime = void 0;
      } else if (runtime) {
        runtime.destroy();
        runtime = void 0;
      }
    }
  };
}
export {
  createChartAdapter,
  resolveChartAdapterLayout2 as resolveChartAdapterLayout
};