!1603 优化:给俯视,二维线框等添加固定背景显示

src/UI/Components/CameraControlButton/CameraControlBtn.tsx

@@ -9,7 +9,6 @@ import { CommandNames } from "../../../Common/CommandNames";
 import { KeyBoard } from "../../../Common/KeyEnum";
 import { Singleton } from "../../../Common/Singleton";
 import { commandMachine } from "../../../Editor/CommandMachine";
-import { userConfig } from "../../../Editor/UserConfig";
 import { equalv3 } from "../../../Geometry/GeUtils";
 import { DownPanelStore } from "../../Store/DownPanelStore";
 import { VisualStyleData, VisualStyleData2 } from "./IVisualType";
@@ -134,10 +133,11 @@ export class CameraControlBtn extends React.Component<{ store: CameraControlBtnS
             lineHeight: "1px",
             padding: 2,
             minWidth: 20,
-            color: app.Viewer.isLayout ? "#000" : (userConfig.switchBackground ? "#fff" : "#000")
+            color: "#fff",
+            background: "black"
         };
         return (
-            <>
+            <div>
                 <Popover
                     isOpen={m_isMenuShow === MenuType.ControlsMenu}
                     modifiers={{ arrow: { enabled: false } }}
@@ -219,7 +219,7 @@ export class CameraControlBtn extends React.Component<{ store: CameraControlBtnS
                         onClick={() => commandMachine.ExecCommand(CommandNames.PrintType)}
                     />
                 }
-            </>
+            </div>
         );
     }