diff options
Diffstat (limited to 'conversion/graphic.cc')
| -rw-r--r-- | conversion/graphic.cc | 148 |
1 files changed, 148 insertions, 0 deletions
diff --git a/conversion/graphic.cc b/conversion/graphic.cc new file mode 100644 index 0000000..1ba5bda --- /dev/null +++ b/conversion/graphic.cc @@ -0,0 +1,148 @@ +/* +* This file is part of rasdaman community. +* +* Rasdaman community is free software: you can redistribute it and/or modify +* it under the terms of the GNU General Public License as published by +* the Free Software Foundation, either version 3 of the License, or +* (at your option) any later version. +* +* Rasdaman community is distributed in the hope that it will be useful, +* but WITHOUT ANY WARRANTY; without even the implied warranty of +* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +* GNU General Public License for more details. +* +* You should have received a copy of the GNU General Public License +* along with rasdaman community. If not, see <http://www.gnu.org/licenses/>. +* +* Copyright 2003, 2004, 2005, 2006, 2007, 2008, 2009 Peter Baumann / +rasdaman GmbH. +* +* For more information please see <http://www.rasdaman.org> +* or contact Peter Baumann via <baumann@rasdaman.com>. +*/ + +#include <iostream> +#include <fstream> +#include <cstring> + +#include "graphic.h" +#include "nitf.h" +#include "utilities.h" + +using namespace std; +using namespace RasNITF; + +graphic::graphic() +{ + m_graphic_data = NULL; + m_sxshd = NULL; +} + +graphic::~graphic() +{ + if(m_graphic_data != NULL) + delete m_graphic_data; + m_graphic_data = NULL; + + if(m_sxshd != NULL) + delete m_sxshd; + m_sxshd = NULL; + +} + +int graphic::read_file(istream &hNITF, long gh_length, long graph_length) +{ + int charsread = 0; + long start_position = 0; + + header_length = gh_length; + + // here find where are we relative to the begining + start_position = hNITF.tellg(); + + // here read the header data + charsread += read_verify2(hNITF,m_sy, 2+10+20+1+2+11+2+20+2+8+4+1+8+43+1+40+1+8+15+1+1+13+3+3+10+10+1+10+2); + + charsread += read_verify2(hNITF, m_sxshdl, 5); + + n_sxshdl = charptrtolong(m_sxshdl, 5); + + if (n_sxshdl > 0) { + n_sxshdl -= 3; + read_verify2(hNITF, m_sxsofl, 3); + m_sxshd = new char[n_sxshdl - 3]; + if(m_sxshd == NULL) cerr<<"ERROR: could not allocate memory"; + read_verify2(hNITF, m_sxshd, n_sxshdl); + n_sxshdl += 3; + + } + + // check if we are where we should be + + if( ((long)hNITF.tellg()) != (start_position + gh_length)) { + cerr << "Error in graph.cpp"; + exit(2); + } + + // store the text data + + m_graphic_data = new char[graph_length]; + if(m_graphic_data == NULL) cerr<<"ERROR: could not allocate memory"; + data_length = read_verify2(hNITF, m_graphic_data, graph_length); + return charsread; +} + +int graphic::write_file(ofstream &fNITF){ + + fNITF.write( m_sy, 2); + fNITF.write( m_sid, 10); + fNITF.write( m_sname, 20); + fNITF.write( m_ssclas, 1); + fNITF.write( m_ssclsy, 2); + fNITF.write( m_sscode, 11); + fNITF.write( m_ssctlh, 2); + fNITF.write( m_ssrel, 20); + fNITF.write( m_ssdctp, 2); + fNITF.write( m_ssdcdt, 8); + fNITF.write( m_ssdcxm, 4); + fNITF.write( m_ssdg, 1); + fNITF.write( m_ssdgdt, 8); + fNITF.write( m_sscltx, 43); + fNITF.write( m_sscatp, 1); + fNITF.write( m_sscaut, 40); + fNITF.write( m_sscrsn, 1); + fNITF.write( m_sssrdt, 8); + fNITF.write( m_ssctln, 15); + fNITF.write( m_encryp, 1); + fNITF.write( m_stype, 1); + fNITF.write( m_sres1, 13); + fNITF.write( m_sdlvl, 3); + fNITF.write( m_salvl, 3); + fNITF.write( m_sloc, 10); + fNITF.write( m_sbnd1, 10); + fNITF.write( m_scolor, 1); + fNITF.write( m_sbnd2, 10); + fNITF.write( m_sres2, 2); + fNITF.write(m_sxshdl, 5); + + if (n_sxshdl > 0) { + fNITF.write(m_sxsofl, 3); + fNITF.write(m_sxshd, n_sxshdl - 3); + } + + if( m_graphic_data != NULL) { + fNITF.write( m_graphic_data, data_length); + } + + //TODO change to charswritten + return 0; + +} + +string graphic::get_ls() { + return graphic_dl; +} + +string graphic::get_lssh() { + return graphic_hl; +} |