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Viewing changes to scribus/scimgdataloader_pdf.cpp

  • Committer: Bazaar Package Importer
  • Author(s): Oleksandr Moskalenko
  • Date: 2007-08-11 17:41:51 UTC
  • mfrom: (0.1.1 upstream) (4.1.2 feisty)
  • Revision ID: james.westby@ubuntu.com-20070811174151-tmkgjvjuc0mtk8ul
Tags: 1.3.4.dfsg+svn20071115-1
http://bugs.debian.org/447480
http://bugs.debian.org/448949
http://bugs.debian.org/427638
http://bugs.debian.org/449700
* Upstream svn update (Closes: #447480, #448949).
* debian/NEWS: Added a note for users wanting stable Scribus to switch to
  the "scribus" package (Closes: #427638).
* debian/watch: Updated the watch regex to properly track sourceforge
  releases for this branch (Closes: #449700).

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scribus/scimgdataloader_pdf.cpp
 
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/*
 
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For general Scribus (>=1.3.2) copyright and licensing information please refer
 
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to the COPYING file provided with the program. Following this notice may exist
 
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a copyright and/or license notice that predates the release of Scribus 1.3.2
 
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for which a new license (GPL+exception) is in place.
 
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*/
 
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#include <qfile.h>
 
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#include <qfileinfo.h>
 
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#include "gsutil.h"
 
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#include "scpaths.h"
 
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#include "scribuscore.h"
 
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#include "scimgdataloader_pdf.h"
 
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ScImgDataLoader_PDF::ScImgDataLoader_PDF(void) : ScImgDataLoader()
 
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{
 
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        initSupportedFormatList();
 
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}
 
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void ScImgDataLoader_PDF::initSupportedFormatList(void)
 
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{
 
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        m_supportedFormats.clear();
 
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        m_supportedFormats.append( "pdf" );
 
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}
 
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void ScImgDataLoader_PDF::loadEmbeddedProfile(const QString& fn)
 
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{
 
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        m_embeddedProfile.resize(0);
 
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        m_profileComponents = 0;
 
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}
 
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bool ScImgDataLoader_PDF::loadPicture(const QString& fn, int gsRes, bool /*thumbnail*/)
 
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{
 
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        QStringList args;
 
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        if (!QFile::exists(fn))
 
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                return false;
 
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        QString tmpFile = QDir::convertSeparators(ScPaths::getTempFileDir() + "sc.png");
 
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        QString picFile = QDir::convertSeparators(fn);
 
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        float xres = gsRes;
 
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        float yres = gsRes;
 
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        initialize();
 
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        m_imageInfoRecord.type = 4;
 
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        m_imageInfoRecord.exifDataValid = false;
 
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        args.append("-r"+QString::number(gsRes));
 
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        args.append("-sOutputFile="+tmpFile);
 
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        args.append("-dFirstPage=1");
 
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        args.append("-dLastPage=1");
 
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        args.append(picFile);
 
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        int retg = callGS(args);
 
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        if (retg == 0)
 
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        {
 
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                m_image.load(tmpFile);
 
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                unlink(tmpFile);
 
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                m_image.setAlphaBuffer(true);
 
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                if (ScCore->havePNGAlpha() != 0)
 
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                {
 
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                        for( int yi=0; yi < m_image.height(); ++yi )
 
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                        {
 
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                                QRgb *s = (QRgb*)(m_image.scanLine( yi ));
 
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                                for(int xi=0; xi < m_image.width(); ++xi )
 
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                                {
 
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                                        if((*s) == 0xffffffff)
 
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                                                (*s) &= 0x00ffffff;
 
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                                        s++;
 
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                                }
 
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                        }
 
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                }
 
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                m_imageInfoRecord.BBoxX = 0;
 
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                m_imageInfoRecord.BBoxH = m_image.height();
 
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                m_imageInfoRecord.xres = qRound(gsRes);
 
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                m_imageInfoRecord.yres = qRound(gsRes);
 
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                m_imageInfoRecord.colorspace = 0;
 
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                m_image.setDotsPerMeterX ((int) (xres / 0.0254));
 
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                m_image.setDotsPerMeterY ((int) (yres / 0.0254));
 
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                return true;
 
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        }
 
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        return false;
 
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}
 
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void ScImgDataLoader_PDF::preloadAlphaChannel(const QString& fn, int gsRes)
 
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{
 
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        float xres, yres;
 
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//      short resolutionunit = 0;
 
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        initialize();
 
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        QFileInfo fi = QFileInfo(fn);
 
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        if (!fi.exists())
 
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                return;
 
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        QString tmp, BBox;
 
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        QString ext = fi.extension(false).lower();
 
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        QString tmpFile = QDir::convertSeparators(ScPaths::getTempFileDir() + "sc.png");
 
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        QString picFile = QDir::convertSeparators(fn);
 
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        QStringList args;
 
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        xres = gsRes;
 
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        yres = gsRes;
 
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        args.append("-r"+QString::number(gsRes));
 
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//      args.append("-sOutputFile=\""+tmpFile + "\"");
 
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        args.append("-sOutputFile="+tmpFile);
 
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        args.append("-dFirstPage=1");
 
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        args.append("-dLastPage=1");
 
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//      args.append("\""+picFile+"\"");
 
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        args.append(picFile);
 
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        int retg = callGS(args);
 
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        if (retg == 0)
 
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        {
 
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                m_image.load(tmpFile);
 
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                unlink(tmpFile);
 
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                m_image.setAlphaBuffer(true);
 
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                if (ScCore->havePNGAlpha() != 0)
 
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                {
 
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                        QRgb *s;
 
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                        for( int yi=0; yi < m_image.height(); ++yi )
 
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                        {
 
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                                s = (QRgb*)(m_image.scanLine( yi ));
 
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                                for(int xi=0; xi < m_image.width(); ++xi )
 
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                                {
 
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                                        if((*s) == 0xffffffff)
 
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                                                (*s) &= 0x00ffffff;
 
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                                        s++;
 
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                                }
 
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                        }
 
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                }
 
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        }
 
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}