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koffice/filters/karbon/ai/aicolor.cc

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/* This file is part of the KDE project
Copyright (C) 2002, Dirk Schönberger <dirk.schoenberger@sz-online.de>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "aicolor.h"
#include <stdlib.h>
AIColor::AIColor(){
ctype = AIColor::CT_CMYK;
cdata.cmykdata.cvalue = 0;
cdata.cmykdata.mvalue = 0;
cdata.cmykdata.yvalue = 0;
cdata.cmykdata.kvalue = 0;
}
AIColor::AIColor( const AIColor& value ){
ctype = value.ctype;
memcpy (&cdata, &value.cdata, sizeof (cdata));
}
AIColor::AIColor( double c, double m, double y, double k ){
ctype = AIColor::CT_CMYK;
cdata.cmykdata.cvalue = c;
cdata.cmykdata.mvalue = m;
cdata.cmykdata.yvalue = y;
cdata.cmykdata.kvalue = k;
}
AIColor::AIColor( double c, double m, double y, double k, const char* colorname, double gray ){
ctype = AIColor::CT_CMYK_Key;
cdata.cmykdata.cvalue = c;
cdata.cmykdata.mvalue = m;
cdata.cmykdata.yvalue = y;
cdata.cmykdata.kvalue = k;
cdata.cmykdata.colorname = strdup (colorname);
}
AIColor::AIColor( double gray ){
ctype = AIColor::CT_Gray;
cdata.graydata = gray;
}
AIColor::~AIColor(){
}
void AIColor::toRGB (double &r, double &g, double &b)
{
switch (ctype)
{
case CT_CMYK :
case CT_CMYK_Key :
r = 1 - cdata.cmykdata.cvalue - cdata.cmykdata.kvalue;
g = 1 - cdata.cmykdata.mvalue - cdata.cmykdata.kvalue;
b = 1 - cdata.cmykdata.yvalue - cdata.cmykdata.kvalue;
break;
case CT_Gray :
r = cdata.graydata;
g = cdata.graydata;
b = cdata.graydata;
break;
default :
tqDebug ("unknown colortype %d", ctype);
}
}
void AIColor::toCMYK (double &c, double &m, double &y, double &k)
{
switch (ctype)
{
case CT_CMYK :
case CT_CMYK_Key :
c = cdata.cmykdata.cvalue;
m = cdata.cmykdata.mvalue;
y = cdata.cmykdata.yvalue;
k = cdata.cmykdata.kvalue;
break;
case CT_Gray :
c = 0;
m = 0;
y = 0;
k = cdata.graydata;
break;
default :
tqDebug ("unknown colortype %d", ctype);
}
}