startOffset property
初始位置偏移 / Initial position offset
相对于父组件左上角的偏移量 Offset from parent's top-left corner
默认值: Offset.zero / Default: Offset.zero
Implementation
final Offset startOffset;
初始位置偏移 / Initial position offset
相对于父组件左上角的偏移量 Offset from parent's top-left corner
默认值: Offset.zero / Default: Offset.zero
final Offset startOffset;