增加摄像机

client/gui/main_window/MainWindow.h

@@ -37,6 +37,7 @@ class BackgroundPropertySection;
 class BlackholePropertySection;
 class EntityPropertySection;
 class ToolPropertySection;
+class CameraPropertySection;
 class EntityIntroPopup;
 class ResourceLibraryDock;
 }
@@ -130,6 +131,7 @@ private:
     gui::BlackholePropertySection* m_blackholePropertySection = nullptr;
     gui::EntityPropertySection* m_entityPropertySection = nullptr;
     gui::ToolPropertySection* m_toolPropertySection = nullptr;
+    gui::CameraPropertySection* m_cameraPropertySection = nullptr;
     QToolButton* m_btnCreateEntity = nullptr;
     ToolOptionPopup* m_createEntityPopup = nullptr;
     QToolButton* m_btnToggleDepthOverlay = nullptr;
@@ -170,11 +172,13 @@ private:
     int m_lastWorldZ = -1;
     bool m_hasSelectedEntity = false;
     bool m_hasSelectedTool = false;
+    bool m_hasSelectedCamera = false;
     bool m_syncingTreeSelection = false;
     int m_selectedEntityDepth = 0;
     QPointF m_selectedEntityOrigin;
     QString m_selectedEntityId;
     QString m_selectedToolId;
+    QString m_selectedCameraId;
     QString m_selectedBlackholeEntityId;
     QString m_selectedEntityDisplayNameCache;
     QString m_bgAbsCache;
@@ -182,6 +186,7 @@ private:
     // 项目树“眼睛”：仅用于画布临时隐藏（不持久化、不进时间轴）
     QSet<QString> m_tempHiddenEntityIds;
     QSet<QString> m_tempHiddenToolIds;
+    QSet<QString> m_tempHiddenCameraIds;
     void updateStatusBarText();
     void syncCreateEntityToolButtonTooltip();
     void refreshPropertyPanel();