Function blockToDomWithXY

packages/blockly/core/xml.ts:116–144

(
  block: Block,
  opt_noId?: boolean,
)

 *     an insertion marker.
 */
export function blockToDomWithXY(
  block: Block,
  opt_noId?: boolean,
): Element | DocumentFragment {
  if (block.isInsertionMarker()) {
    // Skip over insertion markers.
    block = block.getChildren(false)[0];
    if (!block) {
      // Disappears when appended.
      return new DocumentFragment();
    }
  }

  let width = 0; // Not used in LTR.
  if (block.workspace.RTL) {
    width = block.workspace.getWidth();
  }

  const element = blockToDom(block, opt_noId);
  if (isElement(element)) {
    const xy = block.getRelativeToSurfaceXY();
    element.setAttribute(
      'x',
      String(Math.round(block.workspace.RTL ? width - xy.x : xy.x)),
    );
    element.setAttribute('y', String(Math.round(xy.y)));
  }
  return element;
}

/**
 * Encode a field as XML.