Method InitializeViewport

src/widget.cpp:2421–2424

* Initialize the viewport of the window. * @param w Window owning the viewport. * @param focus Either the tile index or vehicle ID to focus. * @param zoom Zoom level. */

 * @param zoom         Zoom level.
 */
void NWidgetViewport::InitializeViewport(Window *w, std::variant<TileIndex, VehicleID> focus, ZoomLevel zoom)
{
	InitializeWindowViewport(w, this->pos_x, this->pos_y, this->current_x, this->current_y, focus, zoom);
}

/**
 * Update the position and size of the viewport (after eg a resize).