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/*
For general Scribus (>=1.3.2) copyright and licensing information please refer
to the COPYING file provided with the program. Following this notice may exist
a copyright and/or license notice that predates the release of Scribus 1.3.2
for which a new license (GPL+exception) is in place.
*/
#include <qfile.h>
#include <qfileinfo.h>
#include "scimgdataloader_gimp.h"
ScImgDataLoader_GIMP::ScImgDataLoader_GIMP(void) : ScImgDataLoader()
{
initSupportedFormatList();
}
void ScImgDataLoader_GIMP::initSupportedFormatList(void)
{
m_supportedFormats.clear();
m_supportedFormats.append( "pat" );
}
void ScImgDataLoader_GIMP::loadEmbeddedProfile(const QString& fn)
{
m_embeddedProfile.resize(0);
m_profileComponents = 0;
}
bool ScImgDataLoader_GIMP::loadPicture(const QString& fn, int /*res*/, bool /*thumbnail*/)
{
if (!QFile::exists(fn))
return false;
initialize();
QFile f(fn);
if (f.open(IO_ReadOnly))
{
QDataStream s( &f );
s.setByteOrder( QDataStream::BigEndian );
uint headersize, versionInfo, patternWidth, patternHeight, patternType;
uchar chData, alpha, r, g, b;
uchar magicKey[4];
s >> headersize;
s >> versionInfo;
s >> patternWidth;
s >> patternHeight;
s >> patternType;
QString magic = "";
for( int i = 0; i < 4; i++ )
{
s >> magicKey[i];
magic += QChar(magicKey[i]);
}
if (magic != "GPAT")
return false;
s.device()->at( headersize );
if( !m_image.create( patternWidth, patternHeight, 32 ))
return false;
m_image.setAlphaBuffer( true );
QRgb *d;
for (uint y = 0; y < patternHeight; y++)
{
d = (QRgb*)(m_image.scanLine( y ));
if (patternType == 1)
{
for (uint x = 0; x < patternWidth; x++)
{
s >> chData;
*d = qRgba(chData, chData, chData, 255);
d++;
}
}
else if (patternType == 2)
{
for (uint x = 0; x < patternWidth; x++)
{
s >> chData;
s >> alpha;
*d = qRgba(chData, chData, chData, alpha);
d++;
}
}
else if (patternType == 3)
{
for (uint x = 0; x < patternWidth; x++)
{
s >> r;
s >> g;
s >> b;
*d = qRgba(r, g, b, 255);
d++;
}
}
else if (patternType == 4)
{
for (uint x = 0; x < patternWidth; x++)
{
s >> r;
s >> g;
s >> b;
s >> alpha;
*d = qRgba(r, g, b, alpha);
d++;
}
}
}
m_imageInfoRecord.type = 6;
m_imageInfoRecord.exifDataValid = false;
m_imageInfoRecord.xres = 72;
m_imageInfoRecord.yres = 72;
m_imageInfoRecord.BBoxX = 0;
m_imageInfoRecord.colorspace = 0;
m_imageInfoRecord.BBoxH = m_image.height();
return true;
}
return true;
}
void ScImgDataLoader_GIMP::preloadAlphaChannel(const QString& fn, int res)
{
initialize();
return;
}
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