// $Id: nodepath.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============================ */ // The Node Renderable Path Class #ifndef INC_NODEPATH #define INC_NODEPATH //#include "paths.h" - in camtypes.h [AUTOMATICALLY REMOVED] //#include "ink.h" - in camtypes.h [AUTOMATICALLY REMOVED] //#include "rndrgn.h" - in camtypes.h [AUTOMATICALLY REMOVED] #define OPTOKEN_NODEPATH _T("PathObject") class BecomeA; class CamelotFileRecord; class RenderRegion; class Matrix; class CCAttrMap; class BlendPath; /*********************************************************************************************** > class NodePath : public NodeRenderableInk Author: Rik_Heywood (Xara Group Ltd) Created: 26/5/93 Purpose: Puts path objects into the tree SeeAlso: Path ***********************************************************************************************/ class NodePath : public NodeRenderableInk { // Give my name out in memory dumps CC_DECLARE_DYNCREATE( NodePath ) public: Path InkPath; // Public path public: NodePath(); NodePath(Node* ContextNode, AttachNodeDirection Direction, BOOL Locked = FALSE, BOOL Mangled = FALSE, BOOL Marked = FALSE, BOOL Selected = FALSE ); BOOL SetUpPath(INT32 RequiredSize = 12, INT32 BlockSize = 12); virtual Node* SimpleCopy(); // Copies a node // virtual Functions to deal with bounding boxes virtual DocRect GetBoundingRect(BOOL DontUseAttrs=FALSE, BOOL HitTest=FALSE); virtual DocRect GetBlobBoundingRect(); // Rendering Functions virtual void Render( RenderRegion* pRender ); virtual void RenderEorDrag( RenderRegion* ); // Selection functions. virtual void RenderObjectBlobs(RenderRegion* pRender); virtual void RenderTinyBlobs(RenderRegion* pRender); virtual void RenderPenBlobs(RenderRegion* pRender); // Version 2 file format functions virtual BOOL WritePreChildrenWeb(BaseCamelotFilter* pFilter); virtual BOOL WritePreChildrenNative(BaseCamelotFilter* pFilter); virtual BOOL WriteBeginChildRecordsNative(BaseCamelotFilter* pFilter); virtual BOOL WriteEndChildRecordsNative(BaseCamelotFilter* pFilter); virtual UINT32 ChooseTagValue(); virtual BOOL WritePathRecord(BaseCamelotFilter* pFilter); virtual BOOL WritePathRefRecord(BaseCamelotFilter* pFilter,UINT32 SrcPathRecNum,Matrix* pTransform); virtual INT32 CalcPathRecordSize(); virtual BOOL WritePathToRecord(CamelotFileRecord* pRecord); // 'Make shapes' functions virtual BOOL CanBecomeA(BecomeA* pBecomeA); virtual BOOL DoBecomeA(BecomeA* pBecomeA); void ClearSubSelection(Spread* pSpread); // Responce to clicks from tools virtual BOOL OnClick( DocCoord, ClickType, ClickModifiers, Spread * ); virtual BOOL OnBlobPopUp(Spread*, DocCoord, ContextMenu*); virtual BOOL OnNodePopUp(Spread*, DocCoord, ContextMenu*); // Other virtual functions virtual void Transform( TransformBase& ); // Transforms this object virtual String Describe(BOOL Plural, BOOL Verbose); #ifdef _DEBUG void ShowDebugTreeDetails() const; // Debugging function #endif void GetDebugDetails( StringBase* Str ); virtual UINT32 GetNodeSize() const; // Returns size of node in bytes virtual BOOL IsNodePath() const; virtual BOOL IsPathAllowable(); // The natty Snap functions virtual BOOL Snap(DocCoord* pDocCoord); virtual BOOL Snap(DocRect* pDocRect,const DocCoord& PrevCoord,const DocCoord& CurCoord); virtual BOOL SnapToCoords(DocCoord* pDocCoord); virtual double GetRotationAngle(); virtual void DeSelect(BOOL ReDraw, BOOL bDeselectChildren = FALSE); virtual BOOL NeedsToExport(RenderRegion* pRender, BOOL VisibleLayersOnly = FALSE, BOOL CheckSelected = FALSE); virtual BOOL AllowOp(ObjChangeParam* pParam, BOOL SetOpPermissionState = TRUE, BOOL DoPreTriggerEdit = TRUE); virtual BOOL IsANodeBlendPath(); virtual ChangeCode OnChildChange(ObjChangeParam* pParam); // Converts this path & all its attributes to a closed path and returns it. NodePath * MakeNodePathFromAttributes( double Flatness = 750.0, CCAttrMap* pAttrMap = NULL, BOOL bIncludeClosedPaths = FALSE, BOOL IncludeWidth = TRUE); virtual NodePath* GetVariableWidthStrokePath(); virtual NodePath* GetSmoothVariableWidthStrokePath(); virtual INT32 EstimateNodeComplexity (OpParam* details); BOOL RetroSmoothMe(double Smoothness); virtual BOOL GetAreaDetails(XLONG* pxlArea, XLONG* pXLPerimeter); public: virtual BOOL IsDifferent(Node *pOther); // Determine if 2 nodes are considered to be equal. // NOTE: This may not be implemented fully for all derived classes, so for certain // types of node, the comparison will only be to see if they are of the same class! // (This was originally added for the StrokeComponent to be able to compare 2 // subtrees to see if they are equal - a simple base-class implementation plus // overrides in NodeRenderable & NopdePath suffices to distinguish most Stroke clipart) // Karim MacDonald 25/11/1999 // Extend functions. // Note that if a sub-class returns TRUE from IsTypeExtendible, it must // also provide complete implementations of ValidateExtend and Extend, // which should usually check/extend its children. public: virtual BOOL IsTypeExtendible() const { return TRUE; } virtual DocRect ValidateExtend(const ExtendParams& ExtParams); virtual void Extend(const ExtendParams& ExtParams); // virtual override of NodeRenderable::TransformTranslateObject. void TransformTranslateObject(const ExtendParams& ExtParams); // virtual override of NodeRenderableBounded::GetExtendTargetBounds(). virtual DocRect GetExtendTargetBounds(const ExtendParams& ExtParams); public: static BOOL CreateFromPath(NodePath** ppNewPath, Path* pSrcPath = NULL, Operation* pOp = NULL); Path* GetPathCopy(); virtual void PolyCopyNodeContents(NodeRenderable* pNodeCopy); protected: void CopyNodeContents( NodePath* NodeCopy ); // Copies the contents of the path private: void HandleBlobClick(DocCoord*, PathFlags*, INT32, INT32, BOOL, BOOL); protected: double CurrentRotation; protected: }; #endif // INC_NODEPATH