nodebmp.h

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// $Id: nodebmp.h 1708 2006-08-17 17:13:38Z gerry $
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 */

// Node representing a bitmap object.

#ifndef INC_NODEBMP
#define INC_NODEBMP


//#include "bitmap.h" - in camtypes.h [AUTOMATICALLY REMOVED]
#include "noderect.h"
//#include "doccolor.h" - in camtypes.h [AUTOMATICALLY REMOVED]
//#include "xpehost.h"  // For OPTOKEN_XPE_EDIT

class SelOperation;
class AttrBitmapTranspFill;

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

>   class NodeBitmap : public NodeRect

    Author:     Tim_Browse (Xara Group Ltd) <camelotdev@xara.com>
    Created:    08/03/94
    Purpose:    A class for including bitmap objects within the tree.
    SeeAlso:    NodeRect, KernelBitmap

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

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

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

    virtual Node* SimpleCopy();
    void CopyNodeContents(NodeBitmap* NodeCopy);
    virtual void PolyCopyNodeContents(NodeRenderable* pNodeCopy);
    virtual String Describe(BOOL Plural, BOOL Verbose);

    virtual KernelBitmap *EnumerateBitmaps(UINT32 Count);
    virtual double GetEffectiveBitmapMinDPI(KernelBitmap* pBitmap);
    virtual BOOL ReplaceBitmap(KernelBitmap* pOrigBitmap, KernelBitmap* pNewBitmap);

    // Function for interrogation by clipboard to determine exportable data types
    virtual BOOL SupportsClipboardFormat(InternalClipboardFormat *Format) const;

    UINT32 GetBitmapDPI();

    // Render the bitmap
    virtual void Render( RenderRegion* pRender );
    virtual void PreExportRender(RenderRegion* pRender );
    virtual BOOL ExportRender( RenderRegion* pRender ); 
    virtual INT32 GetSizeOfExport(Filter*);

    virtual BOOL RequiresAttrib(NodeAttribute* pAttrib, BOOL Search = FALSE);
    virtual BOOL ApplyDefaultBitmapAttrs(UndoableOperation* pOp, AttrBitmapTranspFill* pTranspBitmap = NULL);

    // Popup menus
    virtual BOOL OnNodePopUp(Spread* pSpread, DocCoord PointerPos, ContextMenu* pMenu);

    // Information functions
    virtual UINT32 GetNodeSize() const;             // Returns size of node in bytes
    virtual BOOL IsABitmap() const;
    virtual BOOL NeedsTransparency() const;

    // Make Shapes functions
    virtual BOOL CanBecomeA(BecomeA* pBecomeA);
    virtual BOOL DoBecomeA(BecomeA* pBecomeA);

    // AllowOp stuff
    BOOL AllowOp(ObjChangeParam*, BOOL);
    BOOL MakeContoneBitmap(UndoableOperation*);

    static KernelBitmap* CheckGreyscaleBitmap(KernelBitmap* pBitmap, UINT32 PromptID, UINT32 OkID);

    KernelBitmapRef BitmapRef;

    virtual KernelBitmapRef* GetBitmapRef() { return &BitmapRef; }
    virtual KernelBitmap* GetBitmap();

    virtual BOOL HidingNode();
    virtual BOOL ShowingNode();

    virtual void SetStartColour(DocColour*);
    virtual void SetEndColour(DocColour*);

    virtual DocColour* GetStartColour();
    virtual DocColour* GetEndColour();

    virtual BOOL GetApplyContoneColour() {return ApplyContoneColour;};

    // For render region capabilities
    BOOL HasSimpleOrientation(RenderRegion *);

    virtual BOOL OnClick(DocCoord PointerPos,
                         ClickType Click,
                         ClickModifiers ClickMods,
                         Spread* pSpread);

PORTNOTE("other","Change GetDefaultOpToken - OPTOKEN_XPE_EDIT reference")
    // Find out the optoken of the default operation for this node. (See EditSelectionOp and Return hotkey.)
    virtual TCHAR* GetDefaultOpToken() {return _T("None");}
        
    virtual void SetAspectRatio(double dExWidth, double dExHeight, BOOL bPathAndFill);
    virtual BOOL ReleaseCached(BOOL bAndParents = TRUE, BOOL bAndChildren = TRUE, BOOL bSelf = TRUE, BOOL bAndDerived = TRUE);

    // Functions to give effects info about this instance of the bitmap so that
    // they can operate in the the upright bitmap domain, then do the appropriate
    // instance transformation at the top of the effects stack
    virtual DocRect GetOriginalBitmapRect();
    virtual Matrix GetInstanceTransform();

    virtual BOOL CanSupplyDirectBitmap() {return TRUE;}
    virtual BOOL GetDirectBitmap(RenderRegion* pRender, LPBITMAPINFO* plpInfo, LPBYTE* plpBits, DocRect* pRect, Matrix* pMat, double* pdRes);

protected:
    virtual BOOL HasBitmapAttrs();

public:
    // new file format export functions
    virtual BOOL WritePreChildrenWeb(BaseCamelotFilter* pFilter);
    virtual BOOL WritePreChildrenNative(BaseCamelotFilter* pFilter);
    
protected:
    DocColour Colour;
    DocColour EndColour;

    BOOL ApplyContoneColour;
}; 

//-------------------------------------------------------------------------------
//-------------------------------------------------------------------------------
//-------------------------------------------------------------------------------
//-------------------------------------------------------------------------------

// Optoken for the CreateNodeBitmap operation
#define OPTOKEN_CREATENODEBITMAP _T("CreateNodeBitmap") 

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

>   class OpCreateNodeBitmap: public UndoableOperation

    Author:     Will_Cowling (Xara Group Ltd) <camelotdev@xara.com>
    Created:    19/3/95
    Purpose:    Creates a new Node Bitmap, at a specific position on the page.
    SeeAlso:    -

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

class CCAPI OpCreateNodeBitmap: public UndoableOperation
{         
    CC_DECLARE_DYNCREATE( OpCreateNodeBitmap );

public:
    static BOOL     Init();             
    static OpState  GetState(String_256*, OpDescriptor*);       

    void DoWithParam(OpDescriptor* OpDesc, OpParam* pOpParam);  
    virtual void GetOpName(String_256* OpName); // Overloaded so that we can store the undo string in 
                                                // the operation rather than the OpDescriptor.  

    // Karim 21/01/2000 - see UndoableOperation base implementation.
    virtual BOOL MayChangeNodeBounds() const { return TRUE; }
};  

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

>   class ChangeBitmapPtrAction : public Action

    Author:     Will_Cowling (Xara Group Ltd) <camelotdev@xara.com>
    Created:    24/7/94
    Purpose:    An action which undoes the modification of Grad Fill data. This action can
                be used for undoing changing control points.
    SeeAlso:    -

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

class ChangeBitmapPtrAction : public Action
{

CC_DECLARE_DYNCREATE(ChangeBitmapPtrAction)

public:
    ChangeBitmapPtrAction();
    virtual ActionCode Execute();
    static ActionCode Init( Operation* pOp,
                            ActionList* pActionList,
                            Action** NewAction);
    void StoreChanges(NodeBitmap* pBmpNode);

    KernelBitmapRef* GetBitmapRef() { return &BitmapRef; }
    KernelBitmap* GetBitmap() { return BitmapRef.GetBitmap(); }

protected:

    NodeBitmap*         pChangedBmpNode;
    KernelBitmapRef     BitmapRef;
};

#endif  // INC_NODEBMP

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