align_row.cpp

来自「ncbi源码」· C++ 代码 · 共 1,105 行 · 第 1/3 页

    m_pStyle->GetTextFont().TextOut(x, rc_vp.Top() - m_BaseHeight + 1, w,
                            m_BaseHeight, m_Text.c_str(), FL_ALIGN_LEFT);


    // draw focus frame
    if(b_wid_focused  &&  (state & fItemFocused) != 0) {
        glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);

        glBegin(GL_LINE_LOOP);
            glVertex2d(rc_vp.Left(), rc_vp.Bottom());
            glVertex2d(rc_vp.Right(), rc_vp.Bottom());
            glVertex2d(rc_vp.Right(), rc_vp.Top());
            glVertex2d(rc_vp.Left(), rc_vp.Top());
        glEnd();
    }

    pane.Close();
}

void    CAlnVecRow::x_RenderGraph(CGlPane& pane, CConstRef<CAlnVec::CAlnChunkVec> chunks)
{
    if(m_bExpanded) {
        if( m_pGraph  && m_pGraph->IsCreated())   {
            TModelUnit offset_y = pane.GetOffsetY();
            int y = (int) (pane.GetVisibleRect().Top() - offset_y) + m_BaseHeight;

            int h = m_Height - m_BaseHeight;
            m_pGraph->Render(pane, y, h, chunks);
        } else _ASSERT(false);
    }
}

const static int kButtonOffset = 2;
const static int kButtonSize = 11;
const static int kButtonSignSize = 7;

/// Returns buttons bounds in screen coordinates, "pane" parameter specifies CGlPane
/// corresponding to "Icons" column
TVPRect CAlnVecRow::x_GetButtonRect(CGlPane& pane, EButtons btn)
{
    const TVPRect& rc_vp = pane.GetViewport();

    int btn_space = kButtonSize + kButtonOffset;

    int x = rc_vp.Left() + kButtonOffset + ((int) btn) * btn_space;
    int y_top = rc_vp.Top() - (m_BaseHeight - kButtonSize) / 2;// kButtonOffset;

    TVPRect rc(x, y_top - kButtonSize + 1, x + kButtonSize - 1, y_top);
    return rc;
}

void    CAlnVecRow::x_RenderIcons(CGlPane& pane)
{
    _ASSERT(m_pStyle);

    pane.OpenPixels();
    
    glColorC(m_pStyle->GetTextColor());
    glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);

    // draw "Expand" button
    TVPRect rc_btn = x_GetButtonRect(pane, eExpand);
    glRectd(rc_btn.Left(), rc_btn.Bottom(), rc_btn.Right(), rc_btn.Top());

    if(IsExpandable())    {
        int offset = (kButtonSize - kButtonSignSize) / 2;
        TVPPoint pt_c = rc_btn.CenterPoint();

        // render "+" or "-"
        glBegin(GL_LINES);
            glVertex2d(rc_btn.Left() + offset, pt_c.Y());
            glVertex2d(rc_btn.Left() + offset + kButtonSignSize, pt_c.Y());
            if(! m_bExpanded)   {
                glVertex2d(pt_c.X(), rc_btn.Bottom() + offset);
                glVertex2d(pt_c.X(), rc_btn.Bottom() + offset + kButtonSignSize);
            }
        glEnd();
    }
    if(m_pGraph  &&  m_pGraph->HasData())   {   // draw "Graph" button
        rc_btn = x_GetButtonRect(pane, eSetupGraphs);
        glRectd(rc_btn.Left(), rc_btn.Bottom(), rc_btn.Right(), rc_btn.Top());

        m_pStyle->GetTextFont().TextOut(rc_btn.Left() + 1, rc_btn.Bottom() + 1,
                                        kButtonSize - 2, kButtonSize - 2, "...", FL_ALIGN_CENTER);
    }

    // draw strand marker
    rc_btn = x_GetButtonRect(pane, eStrandMarker);
    int y_c = rc_btn.CenterPoint().Y();
    int half = rc_btn.Height() / 2;
    int x1 = rc_btn.Left();
    int x2 = rc_btn.Right();

    if(m_Handle.IsNegativeStrand()) {
        swap(x1, x2);
    }

    glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
    glColor3d(0.0, 0.5, 0.0);
    glBegin(GL_POLYGON);
        glVertex2d(x1, y_c - half);
        glVertex2d(x2, y_c);
        glVertex2d(x1, y_c + half);
    glEnd();


    pane.Close();
}

void    CAlnVecRow::x_RenderStartPos(CGlPane& pane)
{
    const TModelRect& rc_v = pane.GetVisibleRect();
    int aln_pos = (int) floor(rc_v.Left());

    x_RenderAlnPos(pane, aln_pos, CAlnVec::eRight);
}

void    CAlnVecRow::x_RenderEndPos(CGlPane& pane)
{
    const TModelRect& rc_v = pane.GetVisibleRect();
    int aln_pos = -1 + (int) ceil(rc_v.Right());

    x_RenderAlnPos(pane, aln_pos, CAlnVec::eLeft);
}

void    CAlnVecRow::x_RenderSeqEnd(CGlPane& pane)
{
    TSeqPos pos = m_Handle.GetBioseqHandle().GetBioseqLength() -1;

    x_RenderPos(pane, pos, "");
}

// generates text label for given position in alignment
void    CAlnVecRow::x_RenderAlnPos(CGlPane& pane, TSeqPos aln_pos, CAlnVec::ESearchDirection dir)
{
    char *s_marker = "";

    int seq_pos = m_Handle.GetSeqPosFromAlnPos(aln_pos);
    if(seq_pos == -1)   {
        seq_pos = m_Handle.GetSeqPosFromAlnPos(aln_pos, dir);
        switch(dir) {
        case CAlnVec::eRight:  s_marker = ">>  "; break;
        case CAlnVec::eLeft:  s_marker = "<<  "; break;
        default: break;
        }

    }
    x_RenderPos(pane, seq_pos, s_marker);
}

void    CAlnVecRow::x_RenderPos(CGlPane& pane, TSeqPos pos, const char* s_marker)
{
    _ASSERT(m_pStyle);

    pane.OpenPixels();

    const TVPRect& rc_vp = pane.GetViewport();

    // draw box
    glColorC(m_pStyle->GetFrameColor());
    glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
    glRectd(rc_vp.Left(), rc_vp.Bottom(), rc_vp.Right(), rc_vp.Top() + 1);

    string s_num = CTextUtils::FormatSeparatedNumber(pos + 1);
    string s_label(s_marker);
    s_label += s_num;

    glColorC(m_pStyle->GetTextColor());
    int x = rc_vp.Left() + kTextOffsetX;
    int w = rc_vp.Width() - kTextOffsetX * 3;
    m_pStyle->GetTextFont().TextOut(x, rc_vp.Top() - m_BaseHeight + 1, w, m_BaseHeight,
                            s_label.c_str(), FL_ALIGN_RIGHT);

    pane.Close();
}

void    CAlnVecRow::x_RenderEmptyBox(CGlPane& pane)
{
    pane.OpenPixels();

    glColorC(m_pStyle->GetFrameColor());
    glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
    TVPRect rc_vp = pane.GetViewport();
    glRectd(rc_vp.Left(), rc_vp.Bottom(), rc_vp.Right(), rc_vp.Top());

    pane.Close();
}

bool    CAlnVecRow::IsExpandable() const
{
    return m_pGraph->HasData();
}

bool    CAlnVecRow::IsExpanded() const
{
    return m_bExpanded;
}

void    CAlnVecRow::Expand(bool b_exp)
{
    if(IsExpandable()  &&  IsExpanded() != b_exp)   {
        m_bExpanded = b_exp;

        m_Height = m_BaseHeight;
        if(m_bExpanded) {
            x_CreateGraph();
            if(m_pGraph  &&  m_pGraph->IsCreated())  {
                m_Height += m_pGraph->GetPreferredHeight();
            }
        } else x_DestroyGraph();
        if (x_GetHost()) {
            x_GetHost()->ARH_OnRowChanged(this);
        }
    }
}

const IAlnRowGraphProperties*     CAlnVecRow::GetProperties() const
{
    return m_pGraph ? m_pGraph->GetProperties() : NULL;
}

void    CAlnVecRow::SetProperties(IAlnRowGraphProperties* props)
{
    if(m_pGraph)   {
        m_pGraph->SetProperties(props);
    }
}

END_NCBI_SCOPE

/*
 * ===========================================================================
 * $Log: align_row.cpp,v $
 * Revision 1000.5  2004/06/01 21:07:00  gouriano
 * PRODUCTION: UPGRADED [GCC34_MSVC7] Dev-tree R1.41
 *
 * Revision 1.41  2004/05/21 22:27:52  gorelenk
 * Added PCH ncbi_pch.hpp
 *
 * Revision 1.40  2004/05/10 17:46:35  yazhuk
 * Addressed GCC warnings
 *
 * Revision 1.39  2004/04/06 19:07:35  yazhuk
 * Added "EColumnType col_type" argument to GetHTMLActiveAreas(), added generation
 * of CHTMLActiveAreas for graphics in alignment
 *
 * Revision 1.38  2004/04/06 16:06:32  yazhuk
 * Removed _ASSERT from RenderColumn()
 *
 * Revision 1.37  2004/04/06 13:34:04  dicuccio
 * Formatting changes - trimmed trailing white space off of lines
 *
 * Revision 1.36  2004/04/02 17:13:31  yazhuk
 * Removed dumplicate 'const'
 *
 * Revision 1.35  2004/04/02 16:41:07  yazhuk
 * Rendering of strand indicator, clean-up
 *
 * Revision 1.34  2004/03/29 19:09:18  yazhuk
 * Added API for Graph properties access, CHTMLActiveArea-s generation,
 * eliminated m_TraceProxy
 *
 * Revision 1.33  2004/03/26 15:01:59  yazhuk
 * CTraceDataProxy  class added
 *
 * Revision 1.32  2004/03/25 13:05:49  dicuccio
 * Use _TRACE() instead of cout
 *
 * Revision 1.31  2004/03/24 19:21:49  yazhuk
 * Lots of changes in data loading, tooltips.
 *
 * Revision 1.30  2004/03/18 17:10:19  yazhuk
 * Added API for expanding rows
 *
 * Revision 1.29  2004/03/16 15:37:22  vasilche
 * Added required include
 *
 * Revision 1.28  2004/03/11 17:50:41  dicuccio
 * Updated typedefs: dropped TDimension, TPosition, TIndex, TColor; use TSeqRange
 * instead of TRange
 *
 * Revision 1.27  2004/03/08 17:07:31  yazhuk
 * Replaced CTraceGraph with IAlnVecRowGraph interface; clean-up
 *
 * Revision 1.26  2004/03/08 15:44:23  yazhuk
 * Implemented creation of Trace Graphs from CSeq_graphs, refactored tooltips
 * generation and rendering
 *
 * Revision 1.25  2004/03/05 17:39:14  dicuccio
 * Use sequence::Getid() instead of CSeq_id::GetStringDescr()
 *
 * Revision 1.24  2004/03/02 15:12:21  yazhuk
 * Added support for Trace Graphs
 *
 * Revision 1.23  2004/02/17 15:19:10  yazhuk
 * Support for graphics caching
 *
 * Revision 1.22  2004/02/10 19:54:51  yazhuk
 * Redesigned alignment rendering, implemented scores averaging
 *
 * Revision 1.21  2004/01/08 19:44:04  yazhuk
 * Extended tooltips support
 *
 * Revision 1.20  2003/12/29 23:21:07  yazhuk
 * Added GetTooltip()
 *
 * Revision 1.19  2003/12/18 21:10:27  yazhuk
 * Redesigned CAlnVecRow - separated display style
 *
 * Revision 1.18  2003/12/08 15:15:45  yazhuk
 * Implemented workaround for OpenGL precision problems.
 *
 * Revision 1.17  2003/12/01 17:00:44  yazhuk
 * Migrated to using CGUIEvent
 *
 * Revision 1.16  2003/11/17 21:18:51  yazhuk
 * Refactored sequence rendering, replaced TextOut() with ArrayTextOut
 *
 * Revision 1.15  2003/11/03 16:50:41  yazhuk
 * Implemented event handling and support for expanding/collapsing alignment rows
 *
 * Revision 1.14  2003/10/29 23:33:23  yazhuk
 * Migrated to new classes, did a lot of refactoring
 *
 * Revision 1.13  2003/10/20 15:52:47  yazhuk
 * Changed colors.
 *
 * Revision 1.12  2003/10/15 21:27:07  yazhuk
 * Migrated from using CAlnVec to accessing data via "generic" interface in CAlignDataSource.
 *
 * Revision 1.11  2003/10/10 19:05:58  yazhuk
 * Implemented score coloring
 *
 * Revision 1.10  2003/10/08 14:17:25  dicuccio
 * use glColor3fv instead of glColorC
 *
 * Revision 1.9  2003/10/03 16:31:17  yazhuk
 * Fixed bug with closing CGlPane
 *
 * Revision 1.8  2003/09/29 13:44:46  yazhuk
 * Added "SeqEnd" column and functions for rendering "Start", "End" and "SeqEnd" columns
 *
 * Revision 1.7  2003/09/23 21:59:49  yazhuk
 * Changed color and adjusted text output position
 *
 * Revision 1.6  2003/09/14 14:03:44  ucko
 * #include <math.h> (needed with GCC)
 *
 * Revision 1.5  2003/09/10 20:39:04  yazhuk
 * Introduced notion of Columns
 *
 * Revision 1.4  2003/09/08 20:48:48  yazhuk
 * Suppressed "-" drawing for gaps
 *
 * Revision 1.3  2003/09/08 16:22:13  yazhuk
 * Drawing insertions, small improvements
 *
 * Revision 1.2  2003/09/02 16:53:57  yazhuk
 * GCC compilation fixes
 *
 * Revision 1.1  2003/08/28 18:25:28  yazhuk
 * Initial revision
 *
 * ===========================================================================
 */