pdf_obj.cpp

来自「ncbi源码」· C++ 代码 · 共 341 行

/*
 * ===========================================================================
 * PRODUCTION $Log: pdf_obj.cpp,v $
 * PRODUCTION Revision 1000.1  2004/06/01 21:03:43  gouriano
 * PRODUCTION PRODUCTION: UPGRADED [GCC34_MSVC7] Dev-tree R1.9
 * PRODUCTION
 * ===========================================================================
 */

/*  $Id: pdf_obj.cpp,v 1000.1 2004/06/01 21:03:43 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:
 *   CPdfObj - Stream for output of Adobe PDF objects
 */

#include <ncbi_pch.hpp>
#include "pdf_obj.hpp"
#include "pdf_object.hpp"
#include "pdf_object_writer.hpp"
#include <math.h>


BEGIN_NCBI_SCOPE



CPdfObj::CPdfObj(const string& str) : m_Str(str)
{
}


CPdfObj::CPdfObj()
{
}


CPdfObj::~CPdfObj()
{
}


void CPdfObj::PrintTo(CNcbiOstream& stream) const
{
    stream << m_Str;
}


CPdfNumber::CPdfNumber(unsigned int i)
    : m_Num(i),
      m_Prec(0)
{
}


CPdfNumber::CPdfNumber(int i)
    : m_Num(i),
      m_Prec(0)
{
}


CPdfNumber::CPdfNumber(double d)
    : m_Num(d),
      m_Prec(6)
{
}


CPdfNumber::~CPdfNumber()
{
}


void CPdfNumber::PrintTo(CNcbiOstream& stream) const
{
    stream << setiosflags(ios::fixed) << setprecision(m_Prec) << m_Num;
}


CPdfRotate::CPdfRotate(double angle) : m_Rot(angle)
{
}


CPdfRotate::~CPdfRotate()
{
}


void CPdfRotate::PrintTo(CNcbiOstream& stream) const
{
    const double rad = m_Rot * 3.1415926535 / 180;
    const double c = cos(rad);
    const double s = sin(rad);
    stream << setiosflags(ios::fixed) << c << ' ' << s << ' ' << -s << ' ' << c << " 0 0 cm";
}


CPdfTranslate::CPdfTranslate(double xoff, double yoff)
    : m_XOff(xoff),
      m_YOff(yoff),
      m_Prec(6)
{
}


CPdfTranslate::CPdfTranslate(unsigned int xoff, unsigned int yoff)
    : m_XOff(xoff),
      m_YOff(yoff),
      m_Prec(0)
{
}


CPdfTranslate::CPdfTranslate(int xoff, int yoff)
    : m_XOff(xoff),
      m_YOff(yoff),
      m_Prec(0)
{
}


CPdfTranslate::~CPdfTranslate()
{
}


void CPdfTranslate::PrintTo(CNcbiOstream& stream) const
{
    stream << "1 0 0 1 " << setiosflags(ios::fixed) << setprecision(m_Prec)
           << m_XOff << ' ' << m_YOff << " cm";
}


CPdfString::CPdfString(const string& str) : CPdfObj(str)
{
}


CPdfString::~CPdfString()
{
}


void CPdfString::PrintTo(CNcbiOstream& stream) const
{
    stream << '(' << m_Str << ')';
}


CPdfName::CPdfName(const string& str) : CPdfObj(str)
{
}


CPdfName::~CPdfName()
{
}


void CPdfName::PrintTo(CNcbiOstream& stream) const
{
    stream << '/' << m_Str;
}


CPdfIndirectObj::CPdfIndirectObj(const CRef<CPdfObject>& obj) : m_Obj(obj)
{
}


CPdfIndirectObj::~CPdfIndirectObj()
{
}


void CPdfIndirectObj::PrintTo(CNcbiOstream& stream) const
{
    stream << m_Obj->GetObjNum() << ' ' << m_Obj->GetGeneration() << " R";
}


CPdfArray::TArray& CPdfArray::GetArray(void)
{
    return m_Array;
}


void CPdfArray::PrintTo(CNcbiOstream& stream) const
{
    if (m_Array.size() == 0) {
        return;
    }

    stream << '[';

    bool first = true;
    ITERATE(vector<TPdfObjRef>, it, m_Array) {
        if (first) {
            first = false;
        } else {
            stream << ' ';
        }

        stream << **it;
    }

    stream << ']';
}


void CPdfArray::Add(const CRef<CPdfArray>& array)
{
    m_Array.insert(m_Array.end(),
                   array->m_Array.begin(), array->m_Array.end());

/*
    ITERATE(vector<TPdfObjRef>, it, array->m_Array) {
        m_Array.push_back(*it);
    }
*/
}


CPdfDictionary::TPdfObjRef& CPdfDictionary::operator[](const string& key)
{
    return m_Dict[key];
}


void CPdfDictionary::PrintTo(CNcbiOstream& stream) const
{
    if (m_Dict.size() == 0) {
        return;
    }

    stream << "<<";

    ITERATE(TDict, it, m_Dict) {
        const CPdfObj* val = it->second.GetPointer();

        bool insert_space = false;
        if (dynamic_cast < const CPdfIndirectObj*>(val)  ||  
            dynamic_cast < const CPdfNumber*>(val)) {
            insert_space = true;
        }

        stream << '/' << it->first;
        if (insert_space) {
            stream << ' ';
        }
        stream << *val;
    }

    stream << ">>";
}


void CPdfDictionary::Add(const CRef<CPdfDictionary>& dict)
{
    // 
    // std::map::insert(beg, end) doesn't seem to work on MSVC++ 6.0.
    // Iterate "manually" and copy each element instead.
    //
    //m_Dict.insert(dict->m_Dict.begin(), dict->m_Dict.end());

    ITERATE(TDict, it, dict->m_Dict) {
        m_Dict.insert(*it);
    }
}



END_NCBI_SCOPE


/*
 * ===========================================================================
 * $Log: pdf_obj.cpp,v $
 * Revision 1000.1  2004/06/01 21:03:43  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  2003/08/11 19:27:35  dicuccio
 * Favor member insert to std::copy()
 *
 * Revision 1.7  2003/06/25 18:02:51  meric
 * Source rearrangement: move "private" headers into the src/ tree
 *
 * Revision 1.6  2003/06/24 15:43:26  meric
 * Added CPdfRotate and CPdfTranslate
 * Added CPdfArray::Add(...)
 * Added CPdfNumber ctors for [unsigned] int, set precision on output
 *
 * 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  2003/06/17 19:33:38  meric
 * Print Dictionary more concisely, on one line
 *
 * 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
 *
 *
 * ===========================================================================
 */