exprview.h

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// $Id: exprview.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
----------------------------------

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

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=================================XARAHEADEREND============================
 */

// Express View that renders non-stop

#ifndef INC_EXPRVIEW
#define INC_EXPRVIEW

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

class CDC;
class OILBitmap;
class GRenderBitmap;

typedef INT32   BPP;

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

>   class ExpressView : public View

    Author:     Colin_Barfoot (Xara Group Ltd) <camelotdev@xara.com>
    Created:    18/09/96
    Purpose:    Renders the current document into the device context given in OnDraw()
                This is primarily used for embedding documents.

**************************************************************************************/
class ExpressView : public View
{
    CC_DECLARE_DYNAMIC(ExpressView)

public:
    // Construction/Destruction
    ExpressView(Document*);
    BOOL    Init();

    virtual ~ExpressView();

    // Pure implementation
    virtual BOOL    ViewStateChanged();

    virtual void    SetViewPixelSize();

    virtual void    ContinueRenderView(RenderRegion*, Spread*, BOOL = TRUE, BOOL = TRUE, BOOL bForceImmediate = FALSE);
    virtual CDC*    GetRenderDC();

    virtual BOOL    GetForeBackMode();
    virtual void    SetForeBackMode(BOOL);

    // These are what you want
    BOOL    DoRender(CDC* pDC, DocRect drClip, const DocRect& BitmapSize, BPP Bpp);
    OILBitmap* GetBitmap() const;

//  Scrolling, scaling and extents

public:
    // Pure implementations
    virtual DocRect     GetDocViewRect(Spread*);
    virtual void        SetExtent(DocCoord, DocCoord);
    virtual WorkRect    GetViewRect();

protected:
    FIXED16 m_XScale;
    FIXED16 m_YScale;
    Matrix  m_ScaleMatrix;

    GRenderBitmap*  m_pBitmapRegion;

    CDC*        m_pCDC;
    BPP         m_Bpp;
    OILBitmap*  m_pBitmap;

protected:
    // Support functions
    virtual Matrix ConstructRenderingMatrix(Spread *pSpread);
    // Function to build the render regions that are needed to print
    virtual void MakeNewRenderRegion(Spread *, DocRect, CDC *, RenderType, BOOL PaintPaper = FALSE, Node* pInvalidNode = NULL);
};



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

>   class Selection : public CC_CLASS_MEMDUMP

    Author:     Colin_Barfoot (Xara Group Ltd) <camelotdev@xara.com>
    Created:    18/09/96
    Purpose:    Provides manipulation for selections of objects

**************************************************************************************/
/*
class Selection : public CC_CLASS_MEMDUMP
{
    // Declare the class for memory tracking
    CC_DECLARE_MEMDUMP(Selection);

public:
    virtual DocRect GetBounds();
};


class WholeSelection : public Selection
{
    virtual DocRect GetBounds();
};
*/
#endif  // INC_EXPRVIEW

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