ndmldgrp.h

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// $Id: ndmldgrp.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.
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              respective authors. See AUTHORS file for details.

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----------------------------------

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=================================XARAHEADEREND============================
 */
// The NodeMouldGroup renderable class

#ifndef INC_NODEMOULDGROUP
#define INC_NODEMOULDGROUP


//#include "ink.h" - in camtypes.h [AUTOMATICALLY REMOVED]
//#include "rndrgn.h" - in camtypes.h [AUTOMATICALLY REMOVED]
//#include "selop.h"
#include "moldshap.h"
//#include "group.h" - in camtypes.h [AUTOMATICALLY REMOVED]
//#include "becomea.h" - in camtypes.h [AUTOMATICALLY REMOVED]

#define OPTOKEN_NODEMOULDGROUP _T("MouldGroupObject")

class ExtendParams;


/***********************************************************************************************

>   Union MouldedObjectUnion
    enum MouldedTypeEnum

    Author:     Mike_Kenny (Xara Group Ltd) <camelotdev@xara.com>
    Created:    5/12/94
    Purpose:    These structures describe the type of object held within the mould list item

***********************************************************************************************/

enum MouldedType {
    MOULD_UNDEFINED,
    MOULD_PATH,
    MOULD_BITMAP
};




/***********************************************************************************************

>   class NodeMouldGroup : public NodeGroup

    Author:     Mike_Kenny (Xara Group Ltd) <camelotdev@xara.com>
    Created:    1/12/94
    Purpose:    defines the structure of a mould group object. This object lives inside a 
                NodeMould and keeps track of all mould source objects. 

***********************************************************************************************/

class NodeMouldGroup: public NodeGroup
{

    CC_DECLARE_DYNAMIC( NodeMouldGroup );    

    public: 
        NodeMouldGroup(); 
        NodeMouldGroup(Node* ContextNode,  
                  AttachNodeDirection Direction,    
                  BOOL Locked=FALSE, 
                  BOOL Mangled=FALSE,  
                  BOOL Marked=FALSE, 
                  BOOL Selected=FALSE    
                 ); 

        ~NodeMouldGroup();

        virtual void    PreExportRender(RenderRegion* pRender);
        virtual BOOL    ExportRender(RenderRegion* pRender);
        virtual SubtreeRenderState RenderSubtree(RenderRegion *pRender, Node** ppNextNode = NULL, BOOL bClip = TRUE);
        virtual BOOL    NeedsToExport(RenderRegion* pRender, BOOL VisibleLayersOnly = FALSE,
                                      BOOL CheckSelected = FALSE);

        // eor-drag rendering functions.
        // we do none, so they both do very little :o)
        virtual void RenderEorDrag(RenderRegion* pRender) {}
        virtual void RenderEorDragChildren(RenderRegion* pRender) {}

        // We don't want the hidden ink-nodes within a NodeMouldGroup to be accounted for
        // when the bounds for a drag are calculated.
        virtual DocRect GetEorDragBoundingRect() { return DocRect(0, 0, 0, 0); }

        virtual DocRect GetBoundingRect(BOOL DontUseAttrs=FALSE, BOOL HitTest=FALSE);
        virtual DocRect GetBlobBoundingRect();
                DocRect GetChildrensBounds(BOOL DontUseAttrs = FALSE);
        virtual void    Transform(TransformBase&);
        virtual BOOL ChildrenAreEorDragRenderedByMe() { return TRUE; }

        // Other virtual functions
        virtual String Describe(BOOL Plural, BOOL Verbose); 
        virtual Node* SimpleCopy();  
        virtual UINT32 GetNodeSize() const;             // Returns size of node in bytes
        virtual BOOL ShouldBeRendered() const;

        // Functions to deal with messages
        virtual BOOL OnClick( DocCoord, ClickType, ClickModifiers, Spread* );
        virtual BOOL HidingNode();
        virtual BOOL ShowingNode();

        // Fuctions that allows ops and other nodes to inform this node of events on it's children
        virtual ChangeCode OnChildChange(ObjChangeParam* pParam);

        // Version 2 file format functions
        virtual BOOL WritePreChildrenWeb(BaseCamelotFilter* pFilter);
        virtual BOOL WritePreChildrenNative(BaseCamelotFilter* pFilter);

    // 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.
    // A MouldGroup node acts like a hidden node, as Mould extension is handled solely
    // by the relevant NodeMouldPath.
    public:
        virtual BOOL IsTypeExtendible() const { return FALSE; }
        virtual DocRect ValidateExtend(const ExtendParams& ExtParams)
        {
            return DocRect(INT32_MAX, INT32_MAX, INT32_MAX, INT32_MAX);
        }
        virtual void Extend(const ExtendParams& ExtParams) {}

        virtual void PolyCopyNodeContents(NodeRenderable* pNodeCopy);

//  virtual BOOL IsValidEffectAttr(CCRuntimeClass* pAttrClass) const {return FALSE;}
    virtual BOOL IsValidEffectAttr(NodeAttribute* pAttr) const {return FALSE;}

    private:
        void CopyNodeContents(NodeMouldGroup* pCopyOfNode);

        // CAM/AW EPS output functions
        void PreExportNATEPS(RenderRegion* pRegion);
        BOOL PostExportNATEPS(RenderRegion* pRegion);
        void PreExportAWEPS(RenderRegion* pRegion);
        BOOL PostExportAWEPS(RenderRegion* pRegion);

    private:
        String_32 MouldGroupName; // The name of the mould group

};


#endif

---