Branch 1.3.5 tree to 1.4.x tree, goodbye 1.3.x

git-svn-id: svn://scribus.net/branches/Version14x/Scribus@17163 11d20701-8431-0410-a711-e3c959e3b870

1 files changed, 164 insertions, 0 deletions

diff --git a/scribus/scimgdataloader_pdf.cpp b/scribus/scimgdataloader_pdf.cpp
new file mode 100644
index 0000000..2b78792
--- /dev/null
+++ b/scribus/scimgdataloader_pdf.cpp
@@ -0,0 +1,164 @@
+/*
+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 <QDebug>
+#include <QFile>
+#include <QFileInfo>
+
+#include "util_ghostscript.h"
+#include "scpaths.h"
+#include "scribuscore.h"
+#include "scimgdataloader_pdf.h"
+
+#ifdef HAVE_PODOFO
+#include <podofo/podofo.h>
+#endif
+
+
+ScImgDataLoader_PDF::ScImgDataLoader_PDF(void) : ScImgDataLoader()
+{
+	initSupportedFormatList();
+}
+
+void ScImgDataLoader_PDF::initSupportedFormatList(void)
+{
+	m_supportedFormats.clear();
+	m_supportedFormats.append( "pdf" );
+}
+
+void ScImgDataLoader_PDF::loadEmbeddedProfile(const QString& fn, int /* page */)
+{
+	m_embeddedProfile.resize(0);
+	m_profileComponents = 0;
+}
+
+bool ScImgDataLoader_PDF::loadPicture(const QString& fn, int page, int gsRes, bool /*thumbnail*/)
+{
+	QStringList args;
+	if (!QFile::exists(fn))
+		return false;
+	QString tmpFile = QDir::toNativeSeparators(ScPaths::getTempFileDir() + "sc.png");
+	QString picFile = QDir::toNativeSeparators(fn);
+	float xres = gsRes;
+	float yres = gsRes;
+
+	initialize();
+	m_imageInfoRecord.actualPageNumber = page;
+
+	m_imageInfoRecord.type = ImageTypePDF;
+	m_imageInfoRecord.exifDataValid = false;
+	m_imageInfoRecord.numberOfPages = 99; // FIXME
+#ifdef HAVE_PODOFO
+	try
+	{
+		PoDoFo::PdfError::EnableDebug( false );
+#if (PODOFO_VERSION == 0 && PODOFO_MINOR > 6)
+		PoDoFo::PdfError::EnableLogging( false );
+#endif
+#if (PODOFO_VERSION == 0 && PODOFO_MINOR == 5 && PODOFO_REVISION == 99) || PODOFO_MINOR > 5
+		PoDoFo::PdfMemDocument doc( fn.toLocal8Bit().data() );
+#else
+		PoDoFo::PdfDocument doc( fn.toLocal8Bit().data() );
+#endif
+		m_imageInfoRecord.numberOfPages = doc.GetPageCount();
+		if (page > m_imageInfoRecord.numberOfPages)
+		{
+			qDebug() << "Incorrect page number specified!";
+			m_imageInfoRecord.actualPageNumber = page = 0;
+		}
+	}
+	catch(PoDoFo::PdfError& e)
+	{
+		qDebug() << "PoDoFo error while reading page count!";
+		e.PrintErrorMsg();
+	}		
+#endif
+	args.append("-r"+QString::number(gsRes));
+	args.append("-sOutputFile="+tmpFile);
+	args.append("-dFirstPage=" + QString::number(qMax(1, page)));
+	args.append("-dLastPage=" + QString::number(qMax(1, page)));
+	args.append(picFile);
+//	qDebug() << "scimgdataloader_pdf:" << args;
+	int retg = callGS(args);
+	if (retg == 0)
+	{
+		m_image.load(tmpFile);
+		QFile::remove(tmpFile);
+		if (!ScCore->havePNGAlpha())
+		{
+			for( int yi=0; yi < m_image.height(); ++yi )
+			{
+				QRgb *s = (QRgb*)(m_image.scanLine( yi ));
+				for(int xi=0; xi < m_image.width(); ++xi )
+				{
+					if((*s) == 0xffffffff)
+						(*s) &= 0x00ffffff;
+					s++;
+				}
+			}
+		}
+		m_imageInfoRecord.BBoxX = 0;
+		m_imageInfoRecord.BBoxH = m_image.height();
+		m_imageInfoRecord.xres = qRound(gsRes);
+		m_imageInfoRecord.yres = qRound(gsRes);
+		m_imageInfoRecord.colorspace = ColorSpaceRGB;
+		m_image.setDotsPerMeterX ((int) (xres / 0.0254));
+		m_image.setDotsPerMeterY ((int) (yres / 0.0254));
+		return true;
+	}
+	return false;
+}
+
+bool ScImgDataLoader_PDF::preloadAlphaChannel(const QString& fn, int page, int gsRes, bool& hasAlpha)
+{
+	float xres, yres;
+//	short resolutionunit = 0;
+
+	initialize();
+	m_imageInfoRecord.actualPageNumber = page;
+
+	hasAlpha = false;
+	QFileInfo fi = QFileInfo(fn);
+	if (!fi.exists())
+		return false;
+	QString tmp, BBox;
+	QString tmpFile = QDir::toNativeSeparators(ScPaths::getTempFileDir() + "sc.png");
+	QString picFile = QDir::toNativeSeparators(fn);
+	QStringList args;
+	xres = gsRes;
+	yres = gsRes;
+	args.append("-r"+QString::number(gsRes));
+//	args.append("-sOutputFile=\""+tmpFile + "\"");
+	args.append("-sOutputFile="+tmpFile);
+	args.append("-dFirstPage=" + QString::number(qMax(1, page)));
+	args.append("-dLastPage=" + QString::number(qMax(1, page)));
+//	args.append("\""+picFile+"\"");
+	args.append(picFile);
+//	qDebug() << "scimgdataloader_pdf(alpha):" << args;
+	int retg = callGS(args);
+	if (retg == 0)
+	{
+		m_image.load(tmpFile);
+		QFile::remove(tmpFile);
+		if (!ScCore->havePNGAlpha())
+		{
+			QRgb *s;
+			for( int yi=0; yi < m_image.height(); ++yi )
+			{
+				s = (QRgb*)(m_image.scanLine( yi ));
+				for(int xi=0; xi < m_image.width(); ++xi )
+				{
+					if((*s) == 0xffffffff)
+						(*s) &= 0x00ffffff;
+					s++;
+				}
+			}
+		}
+		hasAlpha = true;
+		return true;
+	}
+	return false;
+}