IRedraw.h

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/*--------------------------------------------------------------------------------------+
|
|   Supplied under applicable software license agreement.
|
|   Copyright (c) 2018 Bentley Systems, Incorporated. All rights reserved.
|
+---------------------------------------------------------------------------------------*/
#pragma once

#include <DgnPlatform/DgnPlatform.h>

BEGIN_BENTLEY_DGNPLATFORM_NAMESPACE
/*=================================================================================**/
struct    IRedrawOperation
    {
    virtual void _OnRedrawInit (ViewContextR) = 0;

    virtual StatusInt _OnRedrawOperation (EditElementHandleR, ViewContextR, bool* canUseCached) = 0;

    virtual void _OnResymbolize (ViewContextR) = 0;

    virtual void _OnRedrawFinish (ViewContextR) = 0;

    virtual StatusInt _OnRedrawComplete (ViewContextR) = 0;
    };

/*=================================================================================**/
struct    IRedrawAbort
    {
    virtual bool _WasAborted () const = 0; 
    virtual bool _CheckRedrawAbort (ViewContextR) = 0; 
    };

/*=================================================================================**/
struct RedrawElems
    {
private:
    bool                m_ignoreHilite;
    bool                m_otherAttachments;
    int                 m_numViewports;
    ViewportP           m_viewports [MAX_VIEWS];
    DgnDrawMode         m_drawMode;
    DrawPurpose         m_purpose;
    IRedrawOperation*   m_redrawOp;
    ClipVectorCP        m_clip;
    TransformCP         m_trans;
    IRedrawAbort*       m_abort;
    int                 m_resrved[8];

public:
    RedrawElems ()
        {
        m_otherAttachments  = false;
        m_ignoreHilite      = false;
        m_numViewports      = 0;
        m_drawMode          = DRAW_MODE_Normal;
        m_purpose           = DrawPurpose::NotSpecified;
        m_redrawOp          = NULL;
        m_clip              = NULL;
        m_trans             = NULL;
        m_abort             = NULL;
        memset (&m_resrved, 0, sizeof (m_resrved));
        }

    RedrawElems (ViewportP vp, DgnDrawMode drawMode, DrawPurpose purpose,
                               bool otherAttachments = false,
                               IRedrawOperation* op=NULL, ClipVectorCP clip=NULL, TransformCP trans=NULL,
                               IRedrawAbort* abort=NULL)
        {
        SetViewport (vp);
        m_otherAttachments  = otherAttachments;
        m_ignoreHilite      = false;
        m_drawMode          = drawMode;
        m_purpose           = purpose;
        m_redrawOp          = op;
        m_clip              = clip;
        m_trans             = trans;
        m_abort             = abort;
        memset (&m_resrved, 0, sizeof (m_resrved));
        }

    void    SetSearchDgnAttachments (bool other)   { m_otherAttachments = other; }

#pragma warning (disable:4459)
    void    SetIgnoreHilite (bool ignore)          { m_ignoreHilite     = ignore; }  
#pragma warning (default:4459)
    void    SetDrawMode (DgnDrawMode mode)         { m_drawMode         = mode; }    
    void    SetDrawPurpose (DrawPurpose purpose)   { m_purpose          = purpose; } 
    void    SetRedrawOp (IRedrawOperation* op)     { m_redrawOp         = op; }      
    void    SetClipVector (ClipVectorCP clip)      { m_clip             = clip; }    
    void    SetTransform (TransformCP  trans)      { m_trans            = trans; }   
    void    SetAbort (IRedrawAbort* abort)         { m_abort            = abort; }   

    DGNVIEW_EXPORT void  SetViewport (ViewportP); 
    DGNVIEW_EXPORT void  SetOneView (IndexedViewSetR, int view); 
    DGNVIEW_EXPORT void  SetViews (IndexedViewSetR, int viewMask); 
    DGNVIEW_EXPORT void  SetDynamicsViews (IndexedViewSetR, ViewportP cursorView); 
    DGNVIEW_EXPORT void  AddViewport (ViewportP); 

    DGNVIEW_EXPORT void  DoRedraw (IElementSetP); 
    DGNVIEW_EXPORT void  DoRedraw (ElementHandleR); 
    DGNVIEW_EXPORT void  DoRedraw (ElementRefP, DgnModelRefP = NULL); 
    DGNVIEW_EXPORT void  DoRedraw (MSElementDescrCP, DgnModelRefP = NULL); 
    DGNVIEW_EXPORT void  DoRedraw (IViewTransientsR, bool isPreUpdate); 
    };

END_BENTLEY_DGNPLATFORM_NAMESPACE