GEEKING

CSG/sgCore/UndoRedo.h

@@ -0,0 +1,44 @@
+#ifndef __UNDO_REDO__
+#define __UNDO_REDO__
+
+#include "CORE//sg.h"
+
+#include <vector>
+#include <list>
+
+extern  std::list<sgCObject*>          detached_objects;
+
+typedef enum
+{
+	NONE,
+	ADD_OBJ,
+	DELETE_OBJ,
+	TRANS_OBJ,
+	CREATE_GROUP,
+	BREAK_GROUP
+} UR_ELEM_TYPE;
+
+struct  UR_ELEMENT
+{
+	UR_ELEM_TYPE      op_type;
+	hOBJ              obj;
+	sgFloat*           matrix;
+	std::vector<hOBJ> m_children;
+	UR_ELEMENT();
+};
+
+class CommandsGroup
+{
+	std::vector<UR_ELEMENT>   m_commands;
+public:
+	~CommandsGroup();
+
+	void ChangeOrder();
+	void RemoveElementWithObject(hOBJ);
+	bool IsEmpty() {return m_commands.empty();};
+	bool AddElement(UR_ELEMENT);
+	bool Inverse();
+	bool Execute();
+};
+
+#endif