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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
commited5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch)
tree7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /vcl/unx/generic/print/genpspgraphics.cxx
parentInitial commit. (diff)
downloadlibreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.tar.xz
libreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.zip
Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'vcl/unx/generic/print/genpspgraphics.cxx')
-rw-r--r--vcl/unx/generic/print/genpspgraphics.cxx521
1 files changed, 521 insertions, 0 deletions
diff --git a/vcl/unx/generic/print/genpspgraphics.cxx b/vcl/unx/generic/print/genpspgraphics.cxx
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+++ b/vcl/unx/generic/print/genpspgraphics.cxx
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <sal/config.h>
+#include <sal/log.hxx>
+
+#include <vector>
+
+#include <sal/types.h>
+
+#include <unistd.h>
+#include <fcntl.h>
+#include <sys/mman.h>
+#include <sys/stat.h>
+
+#include <i18nlangtag/mslangid.hxx>
+#include <jobdata.hxx>
+#include <vcl/settings.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/sysdata.hxx>
+#include <vcl/fontcharmap.hxx>
+#include <config_cairo_canvas.h>
+
+#include <fontsubset.hxx>
+#include <unx/freetype_glyphcache.hxx>
+#include <unx/geninst.h>
+#include <unx/genpspgraphics.h>
+#include <unx/printergfx.hxx>
+#include <langboost.hxx>
+#include <fontinstance.hxx>
+#include <fontattributes.hxx>
+#include <impfontmetricdata.hxx>
+#include <font/FontSelectPattern.hxx>
+#include <font/PhysicalFontCollection.hxx>
+#include <font/PhysicalFontFace.hxx>
+#include <o3tl/string_view.hxx>
+#include <sallayout.hxx>
+
+using namespace psp;
+
+/*******************************************************
+ * GenPspGraphics
+ *******************************************************/
+
+GenPspGraphics::GenPspGraphics()
+ : m_pJobData( nullptr )
+ , m_pPrinterGfx( nullptr )
+{
+}
+
+void GenPspGraphics::Init(psp::JobData* pJob, psp::PrinterGfx* pGfx)
+{
+ m_pBackend = std::make_unique<GenPspGfxBackend>(pGfx);
+ m_pJobData = pJob;
+ m_pPrinterGfx = pGfx;
+ SetLayout( SalLayoutFlags::NONE );
+}
+
+GenPspGraphics::~GenPspGraphics()
+{
+ ReleaseFonts();
+}
+
+void GenPspGraphics::GetResolution( sal_Int32 &rDPIX, sal_Int32 &rDPIY )
+{
+ if (m_pJobData != nullptr)
+ {
+ int x = m_pJobData->m_aContext.getRenderResolution();
+
+ rDPIX = x;
+ rDPIY = x;
+ }
+}
+
+namespace {
+
+class ImplPspFontData : public FreetypeFontFace
+{
+private:
+ sal_IntPtr mnFontId;
+
+public:
+ explicit ImplPspFontData( const psp::FastPrintFontInfo& );
+ virtual sal_IntPtr GetFontId() const override { return mnFontId; }
+};
+
+}
+
+ImplPspFontData::ImplPspFontData(const psp::FastPrintFontInfo& rInfo)
+: FreetypeFontFace(nullptr, GenPspGraphics::Info2FontAttributes(rInfo)),
+ mnFontId( rInfo.m_nID )
+{}
+
+namespace {
+
+class PspSalLayout : public GenericSalLayout
+{
+public:
+ PspSalLayout(psp::PrinterGfx&, LogicalFontInstance &rFontInstance);
+
+ void InitFont() const final override;
+
+private:
+ ::psp::PrinterGfx& mrPrinterGfx;
+ sal_IntPtr mnFontID;
+ int mnFontHeight;
+ int mnFontWidth;
+ bool mbVertical;
+ bool mbArtItalic;
+ bool mbArtBold;
+};
+
+}
+
+PspSalLayout::PspSalLayout(::psp::PrinterGfx& rGfx, LogicalFontInstance &rFontInstance)
+: GenericSalLayout(rFontInstance)
+, mrPrinterGfx(rGfx)
+{
+ mnFontID = mrPrinterGfx.GetFontID();
+ mnFontHeight = mrPrinterGfx.GetFontHeight();
+ mnFontWidth = mrPrinterGfx.GetFontWidth();
+ mbVertical = mrPrinterGfx.GetFontVertical();
+ mbArtItalic = mrPrinterGfx.GetArtificialItalic();
+ mbArtBold = mrPrinterGfx.GetArtificialBold();
+}
+
+void PspSalLayout::InitFont() const
+{
+ GenericSalLayout::InitFont();
+ mrPrinterGfx.SetFont(mnFontID, mnFontHeight, mnFontWidth,
+ mnOrientation, mbVertical, mbArtItalic, mbArtBold);
+}
+
+void GenPspGraphics::DrawTextLayout(const GenericSalLayout& rLayout)
+{
+ const GlyphItem* pGlyph;
+ DevicePoint aPos;
+ int nStart = 0;
+ while (rLayout.GetNextGlyph(&pGlyph, aPos, nStart))
+ m_pPrinterGfx->DrawGlyph(Point(aPos.getX(), aPos.getY()), *pGlyph);
+}
+
+FontCharMapRef GenPspGraphics::GetFontCharMap() const
+{
+ if (!m_pFreetypeFont[0])
+ return nullptr;
+
+ return m_pFreetypeFont[0]->GetFreetypeFont().GetFontCharMap();
+}
+
+bool GenPspGraphics::GetFontCapabilities(vcl::FontCapabilities &rFontCapabilities) const
+{
+ if (!m_pFreetypeFont[0])
+ return false;
+
+ return m_pFreetypeFont[0]->GetFreetypeFont().GetFontCapabilities(rFontCapabilities);
+}
+
+void GenPspGraphics::SetFont(LogicalFontInstance *pFontInstance, int nFallbackLevel)
+{
+ // release all fonts that are to be overridden
+ for( int i = nFallbackLevel; i < MAX_FALLBACK; ++i )
+ {
+ // old server side font is no longer referenced
+ m_pFreetypeFont[i] = nullptr;
+ }
+
+ // return early if there is no new font
+ if (!pFontInstance)
+ return;
+
+ sal_IntPtr nID = pFontInstance->GetFontFace()->GetFontId();
+
+ const vcl::font::FontSelectPattern& rEntry = pFontInstance->GetFontSelectPattern();
+
+ // determine which font attributes need to be emulated
+ bool bArtItalic = false;
+ bool bArtBold = false;
+ if( rEntry.GetItalic() == ITALIC_OBLIQUE || rEntry.GetItalic() == ITALIC_NORMAL )
+ {
+ FontItalic eItalic = m_pPrinterGfx->GetFontMgr().getFontItalic( nID );
+ if( eItalic != ITALIC_NORMAL && eItalic != ITALIC_OBLIQUE )
+ bArtItalic = true;
+ }
+ FontWeight nWeight = rEntry.GetWeight();
+ FontWeight nRealWeight = m_pPrinterGfx->GetFontMgr().getFontWeight( nID );
+ if( nRealWeight <= WEIGHT_MEDIUM && nWeight > WEIGHT_MEDIUM )
+ {
+ bArtBold = true;
+ }
+
+ // also set the serverside font for layouting
+ // requesting a font provided by builtin rasterizer
+ FreetypeFontInstance* pFreetypeFont = static_cast<FreetypeFontInstance*>(pFontInstance);
+ m_pFreetypeFont[ nFallbackLevel ] = pFreetypeFont;
+
+ // ignore fonts with e.g. corrupted font files
+ if (!m_pFreetypeFont[nFallbackLevel]->GetFreetypeFont().TestFont())
+ m_pFreetypeFont[nFallbackLevel] = nullptr;
+
+ // set the printer font
+ m_pPrinterGfx->SetFont( nID,
+ rEntry.mnHeight,
+ rEntry.mnWidth,
+ rEntry.mnOrientation,
+ rEntry.mbVertical,
+ bArtItalic,
+ bArtBold
+ );
+}
+
+void GenPspGraphics::SetTextColor( Color nColor )
+{
+ psp::PrinterColor aColor (nColor.GetRed(),
+ nColor.GetGreen(),
+ nColor.GetBlue());
+ m_pPrinterGfx->SetTextColor (aColor);
+}
+
+bool GenPspGraphics::AddTempDevFont( vcl::font::PhysicalFontCollection*, const OUString&,const OUString& )
+{
+ return false;
+}
+
+bool GenPspGraphics::AddTempDevFontHelper( vcl::font::PhysicalFontCollection* pFontCollection,
+ std::u16string_view rFileURL,
+ const OUString& rFontName)
+{
+ // inform PSP font manager
+ psp::PrintFontManager& rMgr = psp::PrintFontManager::get();
+ std::vector<psp::fontID> aFontIds = rMgr.addFontFile( rFileURL );
+ if( aFontIds.empty() )
+ return false;
+
+ FreetypeManager& rFreetypeManager = FreetypeManager::get();
+ for (auto const& elem : aFontIds)
+ {
+ // prepare font data
+ psp::FastPrintFontInfo aInfo;
+ rMgr.getFontFastInfo( elem, aInfo );
+ if (!rFontName.isEmpty())
+ aInfo.m_aFamilyName = rFontName;
+
+ // inform glyph cache of new font
+ FontAttributes aDFA = GenPspGraphics::Info2FontAttributes( aInfo );
+ aDFA.IncreaseQualityBy( 5800 );
+
+ int nFaceNum = rMgr.getFontFaceNumber( aInfo.m_nID );
+ int nVariantNum = rMgr.getFontFaceVariation( aInfo.m_nID );
+
+ const OString& rFileName = rMgr.getFontFileSysPath( aInfo.m_nID );
+ rFreetypeManager.AddFontFile(rFileName, nFaceNum, nVariantNum, aInfo.m_nID, aDFA);
+ }
+
+ // announce new font to device's font list
+ rFreetypeManager.AnnounceFonts(pFontCollection);
+ return true;
+}
+
+void GenPspGraphics::GetDevFontList( vcl::font::PhysicalFontCollection *pFontCollection )
+{
+ ::std::vector< psp::fontID > aList;
+ psp::PrintFontManager& rMgr = psp::PrintFontManager::get();
+ rMgr.getFontList( aList );
+
+ psp::FastPrintFontInfo aInfo;
+ for (auto const& elem : aList)
+ if (rMgr.getFontFastInfo (elem, aInfo))
+ AnnounceFonts( pFontCollection, aInfo );
+
+ // register platform specific font substitutions if available
+ SalGenericInstance::RegisterFontSubstitutors( pFontCollection );
+}
+
+void GenPspGraphics::ClearDevFontCache()
+{
+ FreetypeManager::get().ClearFontCache();
+}
+
+void GenPspGraphics::GetFontMetric(ImplFontMetricDataRef& rxFontMetric, int nFallbackLevel)
+{
+ if (nFallbackLevel >= MAX_FALLBACK)
+ return;
+
+ if (m_pFreetypeFont[nFallbackLevel])
+ m_pFreetypeFont[nFallbackLevel]->GetFreetypeFont().GetFontMetric(rxFontMetric);
+}
+
+std::unique_ptr<GenericSalLayout> GenPspGraphics::GetTextLayout(int nFallbackLevel)
+{
+ assert(m_pFreetypeFont[nFallbackLevel]);
+ if (!m_pFreetypeFont[nFallbackLevel])
+ return nullptr;
+ return std::make_unique<PspSalLayout>(*m_pPrinterGfx, *m_pFreetypeFont[nFallbackLevel]);
+}
+
+bool GenPspGraphics::CreateFontSubset(
+ const OUString& rToFile,
+ const vcl::font::PhysicalFontFace* pFont,
+ const sal_GlyphId* pGlyphIds,
+ const sal_uInt8* pEncoding,
+ sal_Int32* pWidths,
+ int nGlyphCount,
+ FontSubsetInfo& rInfo
+ )
+{
+ // in this context the pFont->GetFontId() is a valid PSP
+ // font since they are the only ones left after the PDF
+ // export has filtered its list of subsettable fonts (for
+ // which this method was created). The correct way would
+ // be to have the FreetypeManager search for the PhysicalFontFace pFont
+ psp::fontID aFont = pFont->GetFontId();
+
+ psp::PrintFontManager& rMgr = psp::PrintFontManager::get();
+ bool bSuccess = rMgr.createFontSubset( rInfo,
+ aFont,
+ rToFile,
+ pGlyphIds,
+ pEncoding,
+ pWidths,
+ nGlyphCount );
+ return bSuccess;
+}
+
+void GenPspGraphics::GetGlyphWidths( const vcl::font::PhysicalFontFace* pFont,
+ bool bVertical,
+ std::vector< sal_Int32 >& rWidths,
+ Ucs2UIntMap& rUnicodeEnc )
+{
+ // in this context the pFont->GetFontId() is a valid PSP
+ // font since they are the only ones left after the PDF
+ // export has filtered its list of subsettable fonts (for
+ // which this method was created). The correct way would
+ // be to have the FreetypeManager search for the PhysicalFontFace pFont
+ psp::fontID aFont = pFont->GetFontId();
+ GenPspGraphics::DoGetGlyphWidths( aFont, bVertical, rWidths, rUnicodeEnc );
+}
+
+void GenPspGraphics::DoGetGlyphWidths( psp::fontID aFont,
+ bool bVertical,
+ std::vector< sal_Int32 >& rWidths,
+ Ucs2UIntMap& rUnicodeEnc )
+{
+ psp::PrintFontManager& rMgr = psp::PrintFontManager::get();
+ rMgr.getGlyphWidths( aFont, bVertical, rWidths, rUnicodeEnc );
+}
+
+FontAttributes GenPspGraphics::Info2FontAttributes( const psp::FastPrintFontInfo& rInfo )
+{
+ FontAttributes aDFA;
+ aDFA.SetFamilyName( rInfo.m_aFamilyName );
+ aDFA.SetStyleName( rInfo.m_aStyleName );
+ aDFA.SetFamilyType( rInfo.m_eFamilyStyle );
+ aDFA.SetWeight( rInfo.m_eWeight );
+ aDFA.SetItalic( rInfo.m_eItalic );
+ aDFA.SetWidthType( rInfo.m_eWidth );
+ aDFA.SetPitch( rInfo.m_ePitch );
+ aDFA.SetSymbolFlag( rInfo.m_aEncoding == RTL_TEXTENCODING_SYMBOL );
+ aDFA.SetQuality(512);
+
+ // add font family name aliases
+ for (auto const& alias : rInfo.m_aAliases)
+ aDFA.AddMapName(alias);
+
+#if OSL_DEBUG_LEVEL > 2
+ if( aDFA.GetMapNames().getLength() > 0 )
+ {
+ SAL_INFO( "vcl.fonts", "using alias names " << aDFA.GetMapNames() << " for font family " << aDFA.GetFamilyName() );
+ }
+#endif
+
+ return aDFA;
+}
+
+namespace vcl
+{
+ const char* getLangBoost()
+ {
+ const char* pLangBoost;
+ const LanguageType eLang = Application::GetSettings().GetUILanguageTag().getLanguageType();
+ if (eLang == LANGUAGE_JAPANESE)
+ pLangBoost = "jan";
+ else if (MsLangId::isKorean(eLang))
+ pLangBoost = "kor";
+ else if (MsLangId::isSimplifiedChinese(eLang))
+ pLangBoost = "zhs";
+ else if (MsLangId::isTraditionalChinese(eLang))
+ pLangBoost = "zht";
+ else
+ pLangBoost = nullptr;
+ return pLangBoost;
+ }
+}
+
+void GenPspGraphics::AnnounceFonts( vcl::font::PhysicalFontCollection* pFontCollection, const psp::FastPrintFontInfo& aInfo )
+{
+ int nQuality = 0;
+
+ psp::PrintFontManager& rMgr = psp::PrintFontManager::get();
+ OString aFileName( rMgr.getFontFileSysPath( aInfo.m_nID ) );
+ int nPos = aFileName.lastIndexOf( '_' );
+ if( nPos == -1 || aFileName[nPos+1] == '.' )
+ nQuality += 5;
+ else
+ {
+ static const char* pLangBoost = nullptr;
+ static bool bOnce = true;
+ if( bOnce )
+ {
+ bOnce = false;
+ pLangBoost = vcl::getLangBoost();
+ }
+
+ if( pLangBoost )
+ if( o3tl::equalsIgnoreAsciiCase(aFileName.subView( nPos+1, 3 ), pLangBoost ) )
+ nQuality += 10;
+ }
+
+ rtl::Reference<ImplPspFontData> pFD(new ImplPspFontData( aInfo ));
+ pFD->IncreaseQualityBy( nQuality );
+ pFontCollection->Add( pFD.get() );
+}
+
+SystemGraphicsData GenPspGraphics::GetGraphicsData() const
+{
+ return SystemGraphicsData();
+}
+
+#if ENABLE_CAIRO_CANVAS
+
+bool GenPspGraphics::SupportsCairo() const
+{
+ return false;
+}
+
+cairo::SurfaceSharedPtr GenPspGraphics::CreateSurface(const cairo::CairoSurfaceSharedPtr& /*rSurface*/) const
+{
+ return cairo::SurfaceSharedPtr();
+}
+
+cairo::SurfaceSharedPtr GenPspGraphics::CreateSurface(const OutputDevice& /*rRefDevice*/, int /*x*/, int /*y*/, int /*width*/, int /*height*/) const
+{
+ return cairo::SurfaceSharedPtr();
+}
+
+cairo::SurfaceSharedPtr GenPspGraphics::CreateBitmapSurface(const OutputDevice& /*rRefDevice*/, const BitmapSystemData& /*rData*/, const Size& /*rSize*/) const
+{
+ return cairo::SurfaceSharedPtr();
+}
+
+css::uno::Any GenPspGraphics::GetNativeSurfaceHandle(cairo::SurfaceSharedPtr& /*rSurface*/, const basegfx::B2ISize& /*rSize*/) const
+{
+ return css::uno::Any();
+}
+
+#endif // ENABLE_CAIRO_CANVAS
+
+void GenPspGraphics::DoFreeEmbedFontData( const void* pData, tools::Long nLen )
+{
+ if( pData )
+ munmap( const_cast<void *>(pData), nLen );
+}
+
+const void* GenPspGraphics::DoGetEmbedFontData(psp::fontID aFont, tools::Long* pDataLen)
+{
+
+ psp::PrintFontManager& rMgr = psp::PrintFontManager::get();
+
+ OString aSysPath = rMgr.getFontFileSysPath( aFont );
+
+ int fd = open( aSysPath.getStr(), O_RDONLY );
+ if( fd < 0 )
+ return nullptr;
+ struct stat aStat;
+ if( fstat( fd, &aStat ) )
+ {
+ close( fd );
+ return nullptr;
+ }
+ void* pFile = mmap( nullptr, aStat.st_size, PROT_READ, MAP_SHARED, fd, 0 );
+ close( fd );
+ if( pFile == MAP_FAILED )
+ return nullptr;
+ *pDataLen = aStat.st_size;
+
+ return pFile;
+}
+
+void GenPspGraphics::FreeEmbedFontData( const void* pData, tools::Long nLen )
+{
+ DoFreeEmbedFontData( pData, nLen );
+}
+
+const void* GenPspGraphics::GetEmbedFontData(const vcl::font::PhysicalFontFace* pFont, tools::Long* pDataLen)
+{
+ // in this context the pFont->GetFontId() is a valid PSP
+ // font since they are the only ones left after the PDF
+ // export has filtered its list of subsettable fonts (for
+ // which this method was created). The correct way would
+ // be to have the FreetypeManager search for the PhysicalFontFace pFont
+ psp::fontID aFont = pFont->GetFontId();
+ return DoGetEmbedFontData(aFont, pDataLen);
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */