nodebrsh.h

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// $Id: nodebrsh.h 1282 2006-06-09 09:46:49Z alex $
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               Xara LX, a vector drawing and manipulation program.
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=================================XARAHEADEREND============================
 */

// Nodebrush class

#ifndef INC_NODEBRSH
#define INC_NODEBRSH

//#include "group.h" - in camtypes.h [AUTOMATICALLY REMOVED]

class NodeBrushMaker;
class NodeBrushPath;



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

>   class NodeBrush: public NodeGroup

    Author:     Diccon_Yamanaka (Xara Group Ltd) <camelotdev@xara.com>
    Created:    2/10/99
    Purpose:    The NodeBrush class

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

class NodeBrush: public NodeGroup
{
    // Give my name out in memory dumps
    CC_DECLARE_DYNCREATE(NodeBrush);

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

    // get the bounding rect 
    virtual DocRect GetBoundingRect(BOOL DontUseAttrs = FALSE, BOOL HitTest = FALSE);
    virtual DocRect GetBlobBoundingRect();

    // the main render function
    virtual void Render(RenderRegion* pRender);
    virtual SubtreeRenderState RenderSubtree(RenderRegion* pRender, Node** ppNextNode, BOOL bClip = TRUE);

    // blob rendering
    void RenderObjectBlobs(RenderRegion* pRender);
    void RenderTinyBlobs(RenderRegion* pRender);

    //  require transparency ?
//  virtual BOOL NeedsTransparency() const;


    virtual String Describe(BOOL Plural, BOOL Verbose = TRUE);

    // transformation function
    virtual void Transform( TransformBase& Trans ); 


    // Version 2 file format functions
    virtual BOOL WritePreChildrenWeb(BaseCamelotFilter* pFilter);
    virtual BOOL WritePreChildrenNative(BaseCamelotFilter* pFilter);
    
    virtual Node*   HasEditableChild(CCRuntimeClass *ChildClass, Node* pPrevEditable);

        // Fuctions that allows ops and other nodes to inform this node of events on it's children
    virtual ChangeCode  OnChildChange(ObjChangeParam* pParam);
    virtual BOOL        AllowOp(ObjChangeParam* pParam,BOOL SetOpPermissionState = TRUE);
    
    
    
    // access functions
    NodeBrushPath* GetNodeBrushPath();
    void SetNodeBrushPath(NodeBrushPath * pPath);
    NodeBrushMaker* GetNodeBrushMaker();
    void SetNodeBrushMaker(NodeBrushMaker* pMaker);
    MILLIPOINT GetBrushSpacing();
    void SetBrushSpacing(MILLIPOINT Value);

    NodeRenderableInk* GetInkNode();
    BOOL ResetBrushPath();
    BOOL ReInitialiseInk();
    
    BOOL ChangeNodeBrushPath(NodeBrushPath* pNewPath);
    virtual void PolyCopyNodeContents(NodeRenderable* pNodeCopy);

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

protected:
// return a copy of this node
    virtual Node* SimpleCopy();

    void CopyNodeContents(NodeBrush* pCopyOfNode);

    String_32 m_BrushName;
    NodeBrushPath* m_pNodeBrushPath;
    NodeBrushMaker* m_pNodeBrushMaker;
private:
    
    
    
};

#endif

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