export interface GridColumnsRenderContext {
  firstColumnIndex: number;
  lastColumnIndex: number;
}
export interface GridRenderContext extends GridColumnsRenderContext {
  firstRowIndex: number;
  lastRowIndex: number;
}
export interface GridScrollParams {
  left: number;
  top: number;
  renderContext?: GridRenderContext;
}
export type GridScrollFn = (v: GridScrollParams) => void;