// $Id: combshps.h 1282 2006-06-09 09:46:49Z alex $ /* @@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 for the shape combining operations #ifndef INC_COMBSHPS #define INC_COMBSHPS //#include "selop.h" //#include "becomea.h" - in camtypes.h [AUTOMATICALLY REMOVED] //#include "list.h" - in camtypes.h [AUTOMATICALLY REMOVED] #include "nodepath.h" #include "effects_stack.h" class UndoableOperaton; class NodeRenderableInk; class CCAttrMap; #define OPTOKEN_COMBINESHAPES _T("CombineShapes") #define OPTOKEN_ADDSHAPES _T("AddShapes") #define OPTOKEN_SUBTRACTSHAPES _T("SubtractShapes") #define OPTOKEN_INTERSECTSHAPES _T("IntersectShapes") #define OPTOKEN_SLICESHAPES _T("SliceShapes") enum CombineReason { COMBINE_NONE, COMBINE_ADD, COMBINE_SUBTRACT, COMBINE_INTERSECT, COMBINE_SLICE }; enum ClipStyle { CLIP_STYLE_ADD, CLIP_STYLE_SUBTRACT, CLIP_STYLE_INTERSECT }; /******************************************************************************************** > class SelObjPathListItem : public ListItem Author: Mark_Neves (Xara Group Ltd) Created: 12/1/95 Purpose: This class encapsulates all the data needed for each path generated by the objects that are being combined. A list of all the paths that each of the selected object generates is made, and each path generated creates an instance of this class ********************************************************************************************/ class SelObjPathListItem : public ListItem { CC_DECLARE_DYNCREATE(SelObjPathListItem) public: SelObjPathListItem() : pNodePath(NULL), pCreatedByNode(NULL), pAttrMap(NULL), strokeCreatedPassbackPath(FALSE) {} // For CC_IMPLEMENT_... SelObjPathListItem(NodePath* pThisNodePath,NodeRenderableInk* pThisCreatedByNode,CCAttrMap* pThisAttrMap, BOOL createdByStroke = FALSE); ~SelObjPathListItem(); Path* GetPath(); NodePath* GetNodePath() { return pNodePath; } NodeRenderableInk* GetCreatedByNode() { return pCreatedByNode; } CCAttrMap* GetAttrMap() { return pAttrMap; } ListRange* GetEffectStack() { if (pEffectStack==NULL && pCreatedByNode->FindParent()!=NULL) pEffectStack = EffectsStack::GetEffectsStackFromNode(pCreatedByNode); if (pEffectStack==NULL && pNodePath->FindParent()!=NULL) pEffectStack = EffectsStack::GetEffectsStackFromNode(pNodePath); return pEffectStack; } BOOL GetStrokeCreatedPassbackPath () { return (strokeCreatedPassbackPath); } private: NodePath* pNodePath; NodeRenderableInk* pCreatedByNode; CCAttrMap* pAttrMap; ListRange* pEffectStack; BOOL strokeCreatedPassbackPath; // was this item created by a stroke being passed back? }; /******************************************************************************************** > class SelObjPathList : public ListItem Author: Mark_Neves (Xara Group Ltd) Created: 12/1/95 Purpose: This class encapsulates all the data needed for each selected object. One instance of this class is generated for each selected object. ********************************************************************************************/ class SelObjPathList : public ListItem { CC_DECLARE_DYNCREATE(SelObjPathList) public: SelObjPathList() : pSelNode(NULL) { ProducedPaths = FALSE; } SelObjPathList(Node* pThisSelNode) : pSelNode(pThisSelNode) { ProducedPaths = FALSE; } // Destroy the list on destruction ~SelObjPathList() { ListOfSelObjPaths.DeleteAll(); } Node* GetSelNode() { return pSelNode; } INT32 GetCount() { return ListOfSelObjPaths.GetCount(); } BOOL HasProducedPaths() { return ProducedPaths; } void SetProducedPaths(BOOL state) { ProducedPaths = state; } SelObjPathListItem* GetFirstItem() { return (SelObjPathListItem*) ListOfSelObjPaths.GetHead(); } SelObjPathListItem* GetLastItem() { return (SelObjPathListItem*) ListOfSelObjPaths.GetTail(); } SelObjPathListItem* GetNextItem(SelObjPathListItem* pItem) { return (SelObjPathListItem*) ListOfSelObjPaths.GetNext(pItem); } void AddTailItem(SelObjPathListItem* pItem) { ListOfSelObjPaths.AddTail(pItem); } private: Node* pSelNode; // ptr to the selected object List ListOfSelObjPaths; // List of paths generated by the object BOOL ProducedPaths; // TRUE if any of the paths in the above list produced one or more new paths }; /******************************************************************************************** > class OpCombineShapes : public SelOperation Author: Mark_Neves (Xara Group Ltd) Created: 11/1/95 Purpose: Base class op that does all the shape combining ops, like add, subtract and intersect,etc ********************************************************************************************/ class OpCombineShapes : public SelOperation { CC_DECLARE_DYNCREATE( OpCombineShapes ) public: OpCombineShapes(); ~OpCombineShapes(); static BOOL Init(); static OpState GetState(String_256*, OpDescriptor*); virtual void Do(OpDescriptor*); virtual void GetOpName(String_256*); protected: CombineReason Reason; private: BOOL ConvertToShapes(Range* pRange, BOOL bCombineEffectBitmaps); BOOL CreateSelObjPathLists(BOOL bCombineEffectBitmaps); BOOL CreateSelObjPathList(Node* pNode, SelObjPathList* pSelObjPathList, BOOL IsFirstNode = TRUE, BOOL bCombineEffectBitmaps = TRUE, BecomeAReason reason = BECOMEA_PASSBACK); BOOL DoAddShapes(); BOOL AddPathsFromList(Path* pPath,SelObjPathList* pSelObjPathList); BOOL AddPaths(Path* pPath1,Path* pPath2); BOOL AddOrMergePaths(Path* pPath1, Path* pPath2); BOOL DoCombineShapes(ClipStyle Style, BOOL bCombineEffectBitmaps); BOOL CombinePathsFromList( ClipStyle Style, Path* pClipPath, Path* pStrokedClipPath, SelObjPathList* pSelObjPathList, BOOL bCombineEffectBitmaps = TRUE); BOOL CombinePaths(ClipStyle Style,Path* pClipPath,Path* pStrokedClipPath,Path* pSrcPath,Path* pDestPath); BOOL DoHideListedNodes(BOOL bCombineEffectBitmaps); BOOL DoSelectResultNodes(BOOL bCombineEffectBitmaps); BOOL ApplyAttributes(NodeRenderableInk* pSrcNode,NodeRenderableInk* pDestNode,CCAttrMap* pAttrMap, SelObjPathListItem* pListItem = NULL); BOOL ApplyEffects(SelObjPathListItem* pListItem, NodeRenderableInk* pDestNode, NodeRenderableInk* pParentEffect); BOOL StrokePathToPath(Path* pPath,Path* pDest); BOOL ConvertClipLineToShape(Path* pClipPath,Path* pSrcPath,Path* pDestPath); DocRect GetBoundingRect(Path* pPath); BOOL DoInsertNewNode(NodeRenderableBounded* pNewNode); UINT32 AdjustAttributesForStroke(CCAttrMap* pAttrMap, SelObjPathListItem* pListItem = NULL); // void DeleteExtraStrokeAttributes(CCAttrMap* pAttrMap, SelObjPathListItem* pListItem = NULL); BOOL BeginSlowJob(); SelObjPathList* GetFirstList() { return (SelObjPathList*) ListOfSelObjPathLists.GetHead(); } SelObjPathList* GetLastList() { return (SelObjPathList*) ListOfSelObjPathLists.GetTail(); } SelObjPathList* GetNextList(SelObjPathList* pItem) { return (SelObjPathList*) ListOfSelObjPathLists.GetNext(pItem); } ListRange* CopyRange(Range* pRange); List ListOfSelObjPathLists; ListRange* pListOfResults; DocRect OriginalBoundingRect; SelRange* pSelRange; // Set up at the start of Do() INT32 NumPaths; INT32 JobCount; INT32 NodeInsertCount; Node* pContextNode; AttachNodeDirection AttachDir; }; /******************************************************************************************** > class OpAddShapes : public OpCombineShapes Author: Mark_Neves (Xara Group Ltd) Created: 11/1/95 Purpose: Op that invokes the Add Shapes operation performed by OpCombineShapes ********************************************************************************************/ class OpAddShapes : public OpCombineShapes { CC_DECLARE_DYNCREATE( OpAddShapes ) public: OpAddShapes() { Reason = COMBINE_ADD; } }; /******************************************************************************************** > class OpSubtractShapes : public OpCombineShapes Author: Mark_Neves (Xara Group Ltd) Created: 11/1/95 Purpose: Op that invokes the Add Shapes operation performed by OpCombineShapes ********************************************************************************************/ class OpSubtractShapes : public OpCombineShapes { CC_DECLARE_DYNCREATE( OpSubtractShapes ) public: OpSubtractShapes() { Reason = COMBINE_SUBTRACT; } }; /******************************************************************************************** > class OpIntersectShapes : public OpCombineShapes Author: Mark_Neves (Xara Group Ltd) Created: 11/1/95 Purpose: Op that invokes the Add Shapes operation performed by OpCombineShapes ********************************************************************************************/ class OpIntersectShapes : public OpCombineShapes { CC_DECLARE_DYNCREATE( OpIntersectShapes ) public: OpIntersectShapes() { Reason = COMBINE_INTERSECT; } }; /******************************************************************************************** > class OpSliceShapes : public OpCombineShapes Author: Mark_Neves (Xara Group Ltd) Created: 11/1/95 Purpose: Op that invokes the Add Shapes operation performed by OpCombineShapes ********************************************************************************************/ class OpSliceShapes : public OpCombineShapes { CC_DECLARE_DYNCREATE( OpSliceShapes ) public: OpSliceShapes() { Reason = COMBINE_SLICE; } }; /*********************************************************************************************** > class CombineBecomeA: public BecomeA Author: Mark_Neves (Xara Group Ltd) Created: 12/1/95 Purpose: This is the class that is passed to other nodes when the combine op gets them to to turn into other types via their DoBecomeA() method ***********************************************************************************************/ class CombineBecomeA : public BecomeA { CC_DECLARE_MEMDUMP(CombineBecomeA); public: CombineBecomeA(BecomeAReason ThisReason, UndoableOperation* pOp, SelObjPathList* pThisSelObjPathList,Node* pThisSelNode, BOOL IsFirstNode = FALSE) : BecomeA(ThisReason,CC_RUNTIME_CLASS(NodePath),pOp,TRUE,IsFirstNode), pSelObjPathList(pThisSelObjPathList) { strokeCreatedPassbackPath = FALSE; } // This function should be called when Reason == BECOMEA_PASSBACK virtual BOOL PassBack(NodeRenderableInk* pNewNode,NodeRenderableInk* pCreatedByNode,CCAttrMap* pAttrMap); BOOL IsCombineBecomeA() { return TRUE; } // CGS (13/12/2000): allows us to flag whether the path that is being passed back was created within // PathProcessorStroke::DoBecomeA (). This allows us to apply attributes correctly to objects when // using OpCombineShapes. The value is used to set the corresponding value within SelObjPathListItem's, // so that we can control the flow of execution within OpCombineShapes::AdjustAttributesForStroke () void SetStrokeCreatedPassbackPath (BOOL newVal) { strokeCreatedPassbackPath = newVal; } private: SelObjPathList* pSelObjPathList; BOOL strokeCreatedPassbackPath; // is the next path being passed back being created by a stroke? }; #endif // INC_COMBSHPS