vega-canvas/src/domCanvas.js

Canvas and Image utilities.

export function domCanvas(w, h) {
  if (typeof document !== 'undefined' && document.createElement) {
    const c = document.createElement('canvas');
    if (c && c.getContext) {
      c.width = w;
      c.height = h;
      return c;
    }
  }
  return null;
}

export const domImage = () =>
  typeof Image !== 'undefined' ? Image : null;