taxplot3d_pane.hpp

来自「ncbi源码」· HPP 代码 · 共 223 行

/*
 * ===========================================================================
 * PRODUCTION $Log: taxplot3d_pane.hpp,v $
 * PRODUCTION Revision 1000.0  2004/04/12 19:33:11  gouriano
 * PRODUCTION PRODUCTION: IMPORTED [CATCHUP_003] Dev-tree R1.3
 * PRODUCTION
 * ===========================================================================
 */

#ifndef GUI_WIDGETS_TAXPLOT3D___TAXPLOT_3D_PANE___HPP
#define GUI_WIDGETS_TAXPLOT3D___TAXPLOT_3D_PANE___HPP

/*  $Id: taxplot3d_pane.hpp,v 1000.0 2004/04/12 19:33:11 gouriano Exp $
 * ===========================================================================
 *
 *                            PUBLIC DOMAIN NOTICE
 *               National Center for Biotechnology Information
 *
 *  This software/database is a "United States Government Work" under the
 *  terms of the United States Copyright Act.  It was written as part of
 *  the author's official duties as a United States Government employee and
 *  thus cannot be copyrighted.  This software/database is freely available
 *  to the public for use. The National Library of Medicine and the U.S.
 *  Government have not placed any restriction on its use or reproduction.
 *
 *  Although all reasonable efforts have been taken to ensure the accuracy
 *  and reliability of the software and data, the NLM and the U.S.
 *  Government do not and cannot warrant the performance or results that
 *  may be obtained by using this software or data. The NLM and the U.S.
 *  Government disclaim all warranties, express or implied, including
 *  warranties of performance, merchantability or fitness for any particular
 *  purpose.
 *
 *  Please cite the author in any work or product based on this material.
 *
 * ===========================================================================
 *
 * Authors:  Vladimir Tereshkov
 *
 * File Description:  
 *   A child of CGlCanvas3d, this pane implements all basic 3d drawing functionality
 */


#include <corelib/ncbistd.hpp>
#include <gui/opengl/gldlist.hpp>
#include <gui/opengl/glcanvas3d.hpp>
#include "glmtransform.hpp"

#include <gui/opengl/glbitmapfont.hpp>
#include <gui/opengl/glcolortable.hpp>
#include <gui/opengl/glutils.hpp>

#include <gui/widgets/taxplot3d/taxplot3d_ds.hpp>
#include <gui/widgets/taxplot3d/itaxplot3d_cp.hpp>
#include <gui/widgets/fl/tooltip.hpp>

BEGIN_NCBI_SCOPE

class CTaxplot3dPanel : public CGlCanvas3d, public ITooltipClient
{
public:
    enum EViewMode {
      eCamera,
      eViewX,
      eViewY,
      eViewZ
    };

    enum EPivotPoint {
      eFloating,
      eFixed
    };

    enum EPrimitiveShape {
      eSphere,
      eCube,
      eCross
    };

    enum EGraphElement {
      eAxes,
      eGrid,
      eArrows,
      eLabels,
      eScale
    };

    // ctor
    CTaxplot3dPanel(int x, int y, int w, int h, const char* label = NULL);

    // overridden draw()
    void draw(void);

    // overridden handle()
    int handle(int event);

    // overridden resize()
    void resize(int x, int y, int w, int h);
	
    // ds
    void SetDataSource(CTaxplot3dDataSource * ds);

    // automation
    void SetAutomation(ITaxplot3dCP * pAuto)    { m_Handler = pAuto;  }
    
    // setting view options
    void setViewMode(EViewMode mode)                  { m_ViewMode       = mode;  }
    void setPivotPoint(EPivotPoint mode)              { m_PivotPoint     = mode;  }
    void setPivotAttach(bool flag)                    { m_bPvAttach      = flag;  }
    bool getPivotAttach(void)                         { return m_bPvAttach;       }
    void setPrimitiveShape(EPrimitiveShape shape)     { m_PrimitiveShape = shape; }
    void setVisible(EGraphElement el, bool flag);
    bool getVisible(EGraphElement el);

    // redraw which invalidates display list
    void slowRedraw(void);

     // ITooltipClient implementation
    virtual bool    TC_NeedTooltip(int x, int y);    
    virtual string  TC_GetTooltip(int& x, int& y, int& w, int& h);
private:
    CTooltip            m_Tooltip;
    EViewMode           m_ViewMode;
    EPivotPoint         m_PivotPoint;
    EPrimitiveShape     m_PrimitiveShape;

    // visibility flags
    bool m_bAxes, m_bGrid, m_bArrows, m_bLabels, m_bScale;

    // pivot attached to focus?
    bool m_bPvAttach;

    // internal event states for better processing of drag events
    enum EState {
        eNormal,
        eRotate,
        ePan,
        eZoom
    };

    // the current state of the window
    EState m_State;

    // mouse transformations
    CGlMTransform m_Transform;
    
	// display list for our scene
    CGlDisplayList m_Dlist;
	  
    // pivot point
    CVect3<float>  m_Pivot;

    // data to plot
    CTaxplot3dDataSource   * m_Data;

    // font
    CGlBitmapFont m_Font_Bitmap8x13;

    // automation
    ITaxplot3dCP * m_Handler;
    
	// drawings
    void drawPrimitive();	
    void drawAxes();
    void drawScale();

    // helpful internals
    double        GetBestStep(bool bNorm = false);
    CVect3<float> GetOGLPos(int x, int y);
    int           findObject(int x, int y);
    void          checkSelection(int x, int y);   
    void          transformView(void);
    void          switch2ortho(void);  
};

inline void CTaxplot3dPanel :: setVisible(EGraphElement el, bool flag)
{  
    switch (el){
        case eAxes:   m_bAxes   = flag; break;
        case eGrid:   m_bGrid   = flag; break;
        case eArrows: m_bArrows = flag; break;
        case eLabels: m_bLabels = flag; break;
        case eScale:  m_bScale  = flag; break;
    }
}

inline bool CTaxplot3dPanel :: getVisible(EGraphElement el)
{  
    switch (el){
        case eAxes:   return m_bAxes;
        case eGrid:   return m_bGrid;
        case eArrows: return m_bArrows;
        case eLabels: return m_bLabels;
        case eScale:  return m_bScale;
    }
    // nothing is not visible
    return false;
}

END_NCBI_SCOPE


/*
 * ===========================================================================
 * $Log: taxplot3d_pane.hpp,v $
 * Revision 1000.0  2004/04/12 19:33:11  gouriano
 * PRODUCTION: IMPORTED [CATCHUP_003] Dev-tree R1.3
 *
 * Revision 1.3  2004/01/28 15:56:29  tereshko
 * UI additions - scale, tooltips
 *
 * Revision 1.2  2004/01/14 16:39:22  tereshko
 * Minor changes due to integration with Taxplot viewer
 *
 * Revision 1.1  2004/01/05 16:20:49  tereshko
 * Initial revision
 *
 * ===========================================================================
 */

#endif  /* GUI_WIDGETS_TAXPLOT3D___TAXPLOT_3D_PANE___HPP */