default_layoutpolicy.hpp

ncbi源码

/*
 * ===========================================================================
 * PRODUCTION $Log: default_layoutpolicy.hpp,v $
 * PRODUCTION Revision 1000.2  2004/06/01 19:53:13  gouriano
 * PRODUCTION PRODUCTION: UPGRADED [GCC34_MSVC7] Dev-tree R1.5
 * PRODUCTION
 * ===========================================================================
 */

#ifndef GUI_WIDGETS_SEQ_GRAPHIC___DEFAULT_LAYOUTPOLICY__HPP
#define GUI_WIDGETS_SEQ_GRAPHIC___DEFAULT_LAYOUTPOLICY__HPP

/*  $Id: default_layoutpolicy.hpp,v 1000.2 2004/06/01 19:53:13 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:  Vlad Lebedev
 *
 * File Description:
 *
 */



#include <gui/gui.hpp>
#include <gui/opengl/glpane.hpp>
#include <gui/widgets/seq_graphic/ilayoutpolicy.hpp>
#include <gui/objutils/feat_label.hpp>
#include <gui/objutils/layout.hpp>

#include <objmgr/util/feature.hpp>



BEGIN_NCBI_SCOPE


///////////////////////////////////////////////////////////////////////////////
/// CDefaultLayoutPolicy is a default layout policy for retrieving and
/// packing, linking layout objects used in feature panel of seq_graphic widget.
///////////////////////////////////////////////////////////////////////////////

class NCBI_GUIWIDGETS_SEQGRAPHIC_EXPORT CDefaultLayoutPolicy : public ILayoutPolicy
{
public:
    CDefaultLayoutPolicy();
    virtual ~CDefaultLayoutPolicy() { };

    // ILayoutPolicy interfaces
    virtual void PrepareData(CGlPane& pane, CLayout& lay_objects);
    virtual void SetHandle(const objects::CBioseq_Handle& handle);
    virtual void SetConfig(CSeqGraphicConfig* config);

protected:
    objects::CBioseq_Handle m_Handle;
    CRef<CSeqGraphicConfig>  m_ConfigSettings;
    
    // Prepares data for full view mode
    void x_PrepareDetailedView(CGlPane& pane, CLayout& lay_objects);

    // Prepares data for overview mode
    void x_PrepareGenesOverview(CGlPane& pane, CLayout& lay_objects);

    bool x_IsOverviewMode(CGlPane& pane) const;

    // Retrieve a measure of the minimum spacing in base pairs
    TSeqPos x_GetMinSpacing(CGlPane& pane) const;
    
    void x_AddFeatureLabelsOverview(CLayoutFeatLabel::TFeatLabelList& labels,
                                    CGlPane& pane, CLayout& lay_objects);

    void x_AddSeqSegmentMap(CGlPane& pane, CLayout& lay_objects, TSeqRange range);
    void x_AddSequenceBar(CGlPane& pane, CLayout& lay_objects, TSeqRange range);
    void x_AddHistograms(CGlPane& pane, CLayout& lay_objects, TSeqRange range);
    
    // Perform a grid layout
    void x_LayoutLabels(const CLayoutEngine::TObjects& objects, 
                    CLayout& layout, int col_count);
    // Segments
    void GetSeqMaps(CLayoutEngine::TObjects& maps,
                    const TSeqRange& visible_sequence);

};


// comparator to sort a list of features by their labels
struct SFeatureByName
{
    bool operator() (CRef<CLayoutFeatLabel> f1, CRef<CLayoutFeatLabel> f2)
    {
        string label1;
        objects::feature::GetLabel(f1->GetFeature(), &label1,
                                   objects::feature::eContent);
    
        string label2;
        objects::feature::GetLabel(f2->GetFeature(), &label2,
                                   objects::feature::eContent);
    
        return label1 < label2;
    }
};



END_NCBI_SCOPE



/*
 * ===========================================================================
 * $Log: default_layoutpolicy.hpp,v $
 * Revision 1000.2  2004/06/01 19:53:13  gouriano
 * PRODUCTION: UPGRADED [GCC34_MSVC7] Dev-tree R1.5
 *
 * Revision 1.5  2004/05/03 12:46:32  dicuccio
 * gui/utils ->gui/objutils where needed
 *
 * Revision 1.4  2004/04/16 14:34:36  dicuccio
 * Use raw pointer for SetConfig() instead of CRef<>
 *
 * Revision 1.3  2004/03/23 12:33:57  lebedev
 * Made sequence and histograms bars a layout objects in the object panel.
 * Made segment map a number of layout objects. Get rid of fixed size rows in the object panel.
 *
 * Revision 1.2  2004/03/02 15:29:16  lebedev
 * Switch to detailed mode if reached certain number of
 * genes in visible range.
 *
 * Revision 1.1  2004/02/13 18:00:29  lebedev
 * Initial revision
 *
 * ===========================================================================
 */

#endif  // GUI_WIDGETS_SEQ_GRAPHIC___DEFAULT_LAYOUTPOLICY__HPP