// $Id: ngscan.h 803 2006-04-11 14:36:26Z luke $ /* @@tag:xara-cn@@ DO NOT MODIFY THIS LINE ================================XARAHEADERSTART=========================== Xara LX, a vector drawing and manipulation program. Copyright (C) 1993-2006 Xara Group Ltd. Copyright on certain contributions may be held in joint with their respective authors. See AUTHORS file for details. LICENSE TO USE AND MODIFY SOFTWARE ---------------------------------- This file is part of Xara LX. Xara LX is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License version 2 as published by the Free Software Foundation. Xara LX and its component source files are distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. 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Xara Group Ltd, Gaddesden Place, Hemel Hempstead, HP2 6EX, UK. http://www.xara.com/ =================================XARAHEADEREND============================ */ /* $Header: /wxCamelot/Kernel/ngscan.h 8 20/07/05 15:39 Luke $ Scans and iterations to find, apply and hide Wix ObjectName attributes to nodes. */ #ifndef NGSCAN_H #define NGSCAN_H #include "ngiter.h" #include class ObjectChangeParam; class NodeSetProperty; class NamedStretchProp; class SGUsedNames; /*********************************************************************************************** > class CCAPI BaseSelectScan : public NodeScan Author: Justin_Flude (Xara Group Ltd) Created: 27/5/99 Purpose: Base class for scans which select objects which are in the SGNameItem sets. SeeAlso: SelectScan; SelectUnionScan; SelectIntersectScan ***********************************************************************************************/ class CCAPI BaseSelectScan : public NodeScan { public: enum Change { TOGGLE = -1, DESELECT, SELECT, SELECT_EXCLUSIVE }; BaseSelectScan(Change eChange, BOOL fQuiet = FALSE); protected: virtual BOOL OnSelectable(NodeRenderable* pRender); Change m_eChange; BOOL m_fShout; INT32 m_nAffected; private: virtual BOOL Pre(); virtual BOOL Do(Node*); virtual BOOL Post(); }; /*********************************************************************************************** > class CCAPI SelectScan : public BaseSelectScan Author: Justin_Flude (Xara Group Ltd) Created: 27/5/99 Purpose: Selects objects which are in the set item whose selection toggle has been clicked. SeeAlso: BaseSelectScan ***********************************************************************************************/ class CCAPI SelectScan : public BaseSelectScan { public: SelectScan(SGNameItem* pItem, Change eChange, BOOL fQuiet = FALSE); protected: virtual BOOL OnSelectable(NodeRenderable*); SGNameItem* m_pItem; }; /*********************************************************************************************** > class CCAPI SelectUnionScan : public BaseSelectScan Author: Justin_Flude (Xara Group Ltd) Created: 27/5/99 Purpose: Selects objects which are in any of the highlighted set items. SeeAlso: BaseSelectScan ***********************************************************************************************/ class CCAPI SelectUnionScan : public BaseSelectScan { public: SelectUnionScan(Change eChange); protected: class CCAPI Test : public NameItemIter { public: enum Question { IS_NON_MEMBER = FALSE, IS_MEMBER = TRUE }; Test(NodeRenderable* pRender, Question eQ); protected: virtual BOOL Do(SGNameItem*); NodeRenderable* m_pRender; BOOL m_nXor; }; virtual BOOL OnSelectable(NodeRenderable*); }; /*********************************************************************************************** > class CCAPI SelectIntersectScan : public SelectUnionScan Author: Justin_Flude (Xara Group Ltd) Created: 27/5/99 Purpose: Selects objects which are in all of the highlighted set items. SeeAlso: BaseSelectScan; SelectUnionScan ***********************************************************************************************/ class CCAPI SelectIntersectScan : public SelectUnionScan { public: SelectIntersectScan(Change eChange); protected: virtual BOOL OnSelectable(NodeRenderable*); }; /******************************************************************************************** > class CCAPI AllowOpScan : public UndoableNodeScan class CCAPI AllowOpSingleScan : public AllowOpScan Author: Justin_Flude (Xara Group Ltd) Created: 21/5/99 Purpose: Performs an AllowOp test and update on all the objects which are members of highlighted 'Used Name' items in the Attribute gallery; performs the same, but only on members of a specified set. Notes: The present implementation is not reentrant or thread-safe. ********************************************************************************************/ class CCAPI AllowOpScan : public UndoableNodeScan { public: AllowOpScan(UndoableOperation* pOp, Source* ps); virtual BOOL Update(); protected: class CCAPI IsLitUsedName : public NameIterOp { public: IsLitUsedName(Node* pNode); protected: virtual BOOL Do(SGNameItem*); }; virtual BOOL Do(Node*); static ObjChangeParam m_OCP; }; class CCAPI AllowOpSingleScan : public AllowOpScan { public: AllowOpSingleScan(UndoableOperation* pOp, Source* ps, const StringBase& strName); protected: virtual BOOL Do(Node*); const StringBase& m_strName; SGUsedNames* m_pUsedNames; }; /******************************************************************************************** > class CCAPI ApplyScan : public UndoableNodeScan class CCAPI ApplySingleScan : public ApplyScan class CCAPI ApplyPropScan : public ApplySingleScan Author: Justin_Flude (Xara Group Ltd) Created: 21/5/99 Purpose: Applies all the highlighted 'Used Name' items in the Attribute gallery to all the selected objects (if they don't already have them); a single name to all the selected objects if they don't already have it; 'applies' a NodeSetProperty for a set, with default SGNameProps, to the NodeSetSentinel. ********************************************************************************************/ class CCAPI ApplyScan : public UndoableNodeScan { public: ApplyScan(UndoableOperation* pOp, Source* ps); // Unfortunately a bug in MSVC6 prevents this class being declared protected. class CCAPI ApplyItems : public NameIterOp { public: ApplyItems(Node* pNode, UndoableOperation* pOp); protected: virtual BOOL Do(SGNameItem*); }; protected: virtual BOOL Do(Node*); }; class CCAPI ApplySingleScan : public ApplyScan { public: ApplySingleScan(UndoableOperation* pOp, Source* ps, const StringBase& strName); protected: virtual BOOL Do(Node*); const StringBase& m_strName; }; class CCAPI ApplyPropScan : public ApplySingleScan { public: ApplyPropScan(UndoableOperation* pOp, const StringBase& strName, NodeSetProperty* pCopyPropNode = 0); protected: virtual BOOL Do(Node*); NodeSetProperty* m_pCopyPropNode; }; /******************************************************************************************** > class CCAPI HideScan : public UndoableNodeScan class CCAPI HidePropScan : public HideScan class CCAPI HideSingleScan : public HideScan Author: Justin_Flude (Xara Group Ltd) Created: 21/5/99 Purpose: Hides names of objects and their properties which are highlighted members of the 'Used Names' group in the Attribute gallery; hides a specified name of objects. ********************************************************************************************/ class CCAPI HideScan : public UndoableNodeScan { public: HideScan(UndoableOperation* pOp, Source* ps); class CCAPI HideItems : public NameIterOp { public: HideItems(Node* pNode, UndoableOperation* pOp); private: virtual BOOL Do(SGNameItem*); }; protected: virtual BOOL Do(Node*); }; class CCAPI HidePropScan : public HideScan { public: HidePropScan(UndoableOperation* pOp); protected: class CCAPI HideProp : public HideScan::HideItems { public: HideProp(Node* pNode, UndoableOperation* pOp); private: virtual BOOL Do(SGNameItem*); }; virtual BOOL Do(Node*); }; class CCAPI HideSingleScan : public HideScan { public: HideSingleScan(UndoableOperation* pOp, Source* ps, const StringBase& strName); protected: virtual BOOL Do(Node*); const StringBase& m_strName; SGUsedNames* m_pUsedNames; }; /*********************************************************************************************** > class CCAPI CreateDisplayScan : public NodeScan Author: Justin_Flude (Xara Group Ltd) Created: 27/5/99 Purpose: Scans the 'selected' document and creates/refreshes the groups and items of the Attribute gallery's display. ***********************************************************************************************/ class CCAPI CreateDisplayScan : public NodeScan { public: CreateDisplayScan(); protected: // Resets the counters in all the gallery's items. class CCAPI ClearCounters : public NameItemIter { virtual BOOL Do(SGNameItem*); }; // Creates items for all the sets which include the given object. class CCAPI CreateItems : public NameGroupIter { public: CreateItems(Node* pNode); protected: virtual BOOL Do(SGNameGroup*); Node* m_pNode; }; // Deletes all items with node counts of zero. class CCAPI DelItemIfUnref : public NameItemIter { virtual BOOL Do(SGNameItem*); }; // Folds all groups which don't have items. class CCAPI FoldGroupIfEmpty : public NameGroupIter { virtual BOOL Do(SGNameGroup*); }; virtual BOOL Pre(); virtual BOOL Do(Node*); virtual BOOL Post(); }; // This stores delayed calls to the Extender::Extend function. struct ExtParam { NodeRenderableInk* pInk; BYTE nType; DocRect drTriggerRef; DocRect drTargetRef; DocRect drNewTrigger; DocRect drLastTarget; DocRect drMinDiff; }; #endif /* !NGSCAN_H */