显示开关，用于"selectDrawFlags"配置项
| 枚举值 |
|---|
| kMgSelDrawDragLine | 拖动提示的参考线
|
| kMgSelDrawDragDot | 拖动的终点
|
| kMgSelDrawGroupBorder | 成组图形的外框
|
| kMgSelDrawActionBorder | 上下文按钮包络框
|
| kMgSelDrawSelBorder | 选择集包络框
|
| kMgSelDrawBlueShape | 蓝色显示选中的图形
|
| kMgSelDrawHandle | 控制点
|
| kMgSelDrawXformBox | 矩形变形框
|
| kMgSelDrawNearPt | 最近点
|