addBackgroundImages abstract method

Future<String?> addBackgroundImages(
  1. List<String> urls
)

Add some background images to current whiteboard file

Parameter urls Background image url array (remote url only)

Returns

  • Current whiteboard file ID, if fail return empty string

Note PanoWhiteboard has created doc with whiteboard file ID default when created

添加指定数量的背景图到当前白板文件

Parameter urls 背景图url数组（仅支持远程URL）

Returns

  • 当前白板文件ID，如果失败返回空串

Note PanoWhiteboard 创建时会生成白板文件ID为default的白板文件

Implementation

Future<String?> addBackgroundImages(List<String> urls);