vector_object.cpp

来自「ncbi源码」· C++ 代码 · 共 340 行

/*
 * ===========================================================================
 * PRODUCTION $Log: vector_object.cpp,v $
 * PRODUCTION Revision 1000.2  2004/06/01 21:04:32  gouriano
 * PRODUCTION PRODUCTION: UPGRADED [GCC34_MSVC7] Dev-tree R1.9
 * PRODUCTION
 * ===========================================================================
 */

/*  $Id: vector_object.cpp,v 1000.2 2004/06/01 21:04:32 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:  Peter Meric
 *
 * File Description:
 *   CPVecObj - vector objects - point, polygon, text
 *   CPVecPoint
 *   CPVecLine
 *   CPVecPolygon
 *   CPVecText
 *
 */

#include <ncbi_pch.hpp>
#include <gui/print/vector_object.hpp>


BEGIN_NCBI_SCOPE



CPVecObj::CPVecObj()
{
}


CPVecObj::~CPVecObj()
{
}


CPVecPoint::CPVecPoint(const float* buffer)
    : m_X(buffer[0]),
    m_Y(buffer[1]),
    m_Z(buffer[2]),
m_Color(CRgbaColor(buffer + 3, 4))
{
}


CPVecPoint::~CPVecPoint()
{
}


const CRgbaColor& CPVecPoint::GetColor(void) const
{
    return m_Color;
}


unsigned int CPVecPoint::GetNumPoints(void) const
{
    return 1;
}


bool CPVecPoint::IsFlatColored(void) const
{
    return true;
}


void CPVecPoint::PrintTo(CNcbiOstream& strm, short flags) const
{
    bool need_space = false;
    if (flags & eCoordX) {
        strm << m_X;
        need_space = true;
    }
    if (flags & eCoordY) {
        if (need_space) {
            strm << " ";
        }
        strm << m_Y;
        need_space = true;
    }
    if (flags & eCoordZ) {
        if (need_space) {
            strm << " ";
        }
        strm << m_Z;
    }
}


inline CNcbiOstream& operator<<(CNcbiOstream& strm, const CPVecPoint& p)
{
    p.PrintTo(strm);
    return strm;
}


CPVecLine::CPVecLine(const float* buffer)
: m_P1(buffer), m_P2(buffer + CPVecPoint::kVertexSize)
{
}


CPVecLine::~CPVecLine()
{
}


pair<CPVecPoint, CPVecPoint> CPVecLine::GetPoints(void) const
{
    return make_pair(m_P1, m_P2);
}


unsigned int CPVecLine::GetNumPoints(void) const
{
    return 2;
}


bool CPVecLine::IsFlatColored(void) const
{
    return true;
}


void CPVecLine::PrintTo(CNcbiOstream& strm, short flags) const
{
    strm << '[';
    m_P1.PrintTo(strm, flags);
    strm << ", ";
    m_P2.PrintTo(strm, flags);
    strm << ']';
}


CPVecPolygon::CPVecPolygon(int num_vertices, const float* buffer)
: m_FlatColored(true)
{
    m_Points.reserve(num_vertices);

    CRgbaColor c;
    for (int i = 0;  i < num_vertices;  ++i) {
        CRef<CPVecPoint> p(new CPVecPoint(buffer));
        if (i == 0) {
            c = p->GetColor();
        } else {
            if ( !(c == p->GetColor()) ) {
                m_FlatColored = false;
            }
        }
        m_Points.push_back(p);
        buffer += CPVecPoint::kVertexSize;
    }
}


CPVecPolygon::~CPVecPolygon()
{
}


unsigned int CPVecPolygon::GetNumPoints(void) const
{
    return (unsigned int) m_Points.size();
}


bool CPVecPolygon::IsFlatColored(void) const
{
    return m_FlatColored;
}


CPVecPolygon::iterator CPVecPolygon::begin(void)
{
    return m_Points.begin();
}


CPVecPolygon::const_iterator CPVecPolygon::begin(void) const
{
    return m_Points.begin();
}


CPVecPolygon::iterator CPVecPolygon::end(void)
{
    return m_Points.end();
}


CPVecPolygon::const_iterator CPVecPolygon::end(void) const
{
    return m_Points.end();
}


CPVecPolygon::reverse_iterator CPVecPolygon::rbegin(void)
{
    return m_Points.rbegin();
}


CPVecPolygon::const_reverse_iterator CPVecPolygon::rbegin(void) const
{
    return m_Points.rbegin();
}


CPVecPolygon::reverse_iterator CPVecPolygon::rend(void)
{
    return m_Points.rend();
}


CPVecPolygon::const_reverse_iterator CPVecPolygon::rend(void) const
{
    return m_Points.rend();
}


inline CNcbiOstream& operator<<(CNcbiOstream& strm, const CPVecLine& l)
{
    l.PrintTo(strm);
    return strm;
}


CPVecText::CPVecText(const string& text,
                     float position[4],
                     const CRgbaColor& color,
                     const string& font)
: m_Text(text), m_Color(color), m_Font(font)
{
    for (int i = 0;  i < 4;  ++i) {
        m_Position[i] = position[i];
    }
}


CPVecText::~CPVecText()
{
}


string CPVecText::GetText(void) const
{
    return m_Text;
}


const float* CPVecText::GetPosition(void) const
{
    return m_Position;
}


const CRgbaColor& CPVecText::GetColor(void) const
{
    return m_Color;
}


string CPVecText::GetFont(void) const
{
    return m_Font;
}



END_NCBI_SCOPE


/*
 * ===========================================================================
 * $Log: vector_object.cpp,v $
 * Revision 1000.2  2004/06/01 21:04:32  gouriano
 * PRODUCTION: UPGRADED [GCC34_MSVC7] Dev-tree R1.9
 *
 * Revision 1.9  2004/05/21 22:27:50  gorelenk
 * Added PCH ncbi_pch.hpp
 *
 * Revision 1.8  2004/01/27 18:45:51  dicuccio
 * Pass CRgbaColor by const reference
 *
 * Revision 1.7  2003/08/15 17:02:16  meric
 * Updates include paths for print-related files from gui/utils to gui/print
 *
 * Revision 1.6  2003/06/19 01:00:27  dicuccio
 * Minor reformatting change
 *
 * Revision 1.5  2003/06/18 17:25:39  meric
 * Final phase of print reorg: remove dependence on gui/opengl and OpenGL
 *
 * Revision 1.4  2003/06/18 16:40:33  meric
 * First phase of print reorg: remove dependence on gui/opengl and OpenGL
 * except for class COpenGLPrintBuffer
 *
 * Revision 1.3  2003/06/16 19:21:20  meric
 * Fixed member initialization order in c'tor to match declaration order
 *
 * Revision 1.2  2003/06/16 12:44:52  dicuccio
 * Clean-up after initial commit
 *
 * Revision 1.1  2003 / 06 / 13 18:13:56  meric
 * Initial version
 *
 *
 * ===========================================================================
 */