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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 <Qt5Graphics.hxx>
#include <Qt5FontFace.hxx>
#include <Qt5Font.hxx>
#include <Qt5Painter.hxx>
#include <vcl/fontcharmap.hxx>
#include <unx/geninst.h>
#include <unx/fontmanager.hxx>
#include <unx/glyphcache.hxx>
#include <unx/genpspgraphics.h>
#include <sallayout.hxx>
#include <PhysicalFontCollection.hxx>
#include <QtGui/QGlyphRun>
#include <QtGui/QFontDatabase>
#include <QtGui/QRawFont>
#include <QtCore/QStringList>
void Qt5Graphics::SetTextColor(Color nColor) { m_aTextColor = nColor; }
void Qt5Graphics::SetFont(LogicalFontInstance* pReqFont, int nFallbackLevel)
{
// release the text styles
for (int i = nFallbackLevel; i < MAX_FALLBACK; ++i)
{
if (!m_pTextStyle[i])
break;
m_pTextStyle[i].clear();
}
if (!pReqFont)
return;
m_pTextStyle[nFallbackLevel] = static_cast<Qt5Font*>(pReqFont);
}
void Qt5Graphics::GetFontMetric(ImplFontMetricDataRef& rFMD, int nFallbackLevel)
{
QRawFont aRawFont(QRawFont::fromFont(*m_pTextStyle[nFallbackLevel]));
Qt5FontFace::fillAttributesFromQFont(*m_pTextStyle[nFallbackLevel], *rFMD);
rFMD->ImplCalcLineSpacing(m_pTextStyle[nFallbackLevel].get());
rFMD->SetSlant(0);
rFMD->SetWidth(aRawFont.averageCharWidth());
rFMD->SetMinKashida(m_pTextStyle[nFallbackLevel]->GetKashidaWidth());
}
FontCharMapRef Qt5Graphics::GetFontCharMap() const
{
if (!m_pTextStyle[0])
return FontCharMapRef(new FontCharMap());
return static_cast<const Qt5FontFace*>(m_pTextStyle[0]->GetFontFace())->GetFontCharMap();
}
bool Qt5Graphics::GetFontCapabilities(vcl::FontCapabilities& rFontCapabilities) const
{
if (!m_pTextStyle[0])
return false;
return static_cast<const Qt5FontFace*>(m_pTextStyle[0]->GetFontFace())
->GetFontCapabilities(rFontCapabilities);
}
void Qt5Graphics::GetDevFontList(PhysicalFontCollection* pPFC)
{
static const bool bUseFontconfig = (nullptr == getenv("SAL_VCL_QT5_NO_FONTCONFIG"));
m_pFontCollection = pPFC;
if (pPFC->Count())
return;
QFontDatabase aFDB;
FreetypeManager& rFontManager = FreetypeManager::get();
psp::PrintFontManager& rMgr = psp::PrintFontManager::get();
::std::vector<psp::fontID> aList;
psp::FastPrintFontInfo aInfo;
rMgr.getFontList(aList);
for (auto const& elem : aList)
{
if (!rMgr.getFontFastInfo(elem, aInfo))
continue;
// normalize face number to the FreetypeManager
int nFaceNum = rMgr.getFontFaceNumber(aInfo.m_nID);
int nVariantNum = rMgr.getFontFaceVariation(aInfo.m_nID);
// inform FreetypeManager about this font provided by the PsPrint subsystem
FontAttributes aDFA = GenPspGraphics::Info2FontAttributes(aInfo);
aDFA.IncreaseQualityBy(4096);
const OString& rFileName = rMgr.getFontFileSysPath(aInfo.m_nID);
rFontManager.AddFontFile(rFileName, nFaceNum, nVariantNum, aInfo.m_nID, aDFA);
}
if (bUseFontconfig)
SalGenericInstance::RegisterFontSubstitutors(pPFC);
for (auto& family : aFDB.families())
for (auto& style : aFDB.styles(family))
pPFC->Add(Qt5FontFace::fromQFontDatabase(family, style));
}
void Qt5Graphics::ClearDevFontCache() {}
bool Qt5Graphics::AddTempDevFont(PhysicalFontCollection*, const OUString& /*rFileURL*/,
const OUString& /*rFontName*/)
{
return false;
}
bool Qt5Graphics::CreateFontSubset(const OUString& /*rToFile*/, const PhysicalFontFace* /*pFont*/,
const sal_GlyphId* /*pGlyphIds*/, const sal_uInt8* /*pEncoding*/,
sal_Int32* /*pWidths*/, int /*nGlyphs*/,
FontSubsetInfo& /*rInfo*/)
{
return false;
}
const void* Qt5Graphics::GetEmbedFontData(const PhysicalFontFace*, long* /*pDataLen*/)
{
return nullptr;
}
void Qt5Graphics::FreeEmbedFontData(const void* /*pData*/, long /*nDataLen*/) {}
void Qt5Graphics::GetGlyphWidths(const PhysicalFontFace* /*pPFF*/, bool /*bVertical*/,
std::vector<sal_Int32>& /*rWidths*/, Ucs2UIntMap& /*rUnicodeEnc*/)
{
}
class Qt5CommonSalLayout : public GenericSalLayout
{
public:
Qt5CommonSalLayout(LogicalFontInstance& rLFI)
: GenericSalLayout(rLFI)
{
}
void SetOrientation(int nOrientation) { mnOrientation = nOrientation; }
};
std::unique_ptr<GenericSalLayout> Qt5Graphics::GetTextLayout(int nFallbackLevel)
{
assert(m_pTextStyle[nFallbackLevel]);
if (!m_pTextStyle[nFallbackLevel])
return nullptr;
return std::make_unique<Qt5CommonSalLayout>(*m_pTextStyle[nFallbackLevel]);
}
void Qt5Graphics::DrawTextLayout(const GenericSalLayout& rLayout)
{
const Qt5Font* pFont = static_cast<const Qt5Font*>(&rLayout.GetFont());
assert(pFont);
QRawFont aRawFont(QRawFont::fromFont(*pFont));
QVector<quint32> glyphIndexes;
QVector<QPointF> positions;
// prevent glyph rotation inside the SalLayout
// probably better to add a parameter to GetNextGlyphs?
Qt5CommonSalLayout* pQt5Layout
= static_cast<Qt5CommonSalLayout*>(const_cast<GenericSalLayout*>(&rLayout));
int nOrientation = rLayout.GetOrientation();
if (nOrientation)
pQt5Layout->SetOrientation(0);
Point aPos;
const GlyphItem* pGlyph;
int nStart = 0;
while (rLayout.GetNextGlyph(&pGlyph, aPos, nStart))
{
glyphIndexes.push_back(pGlyph->glyphId());
positions.push_back(QPointF(aPos.X(), aPos.Y()));
}
if (nOrientation)
pQt5Layout->SetOrientation(nOrientation);
QGlyphRun aGlyphRun;
aGlyphRun.setPositions(positions);
aGlyphRun.setGlyphIndexes(glyphIndexes);
aGlyphRun.setRawFont(aRawFont);
Qt5Painter aPainter(*this);
QColor aColor = toQColor(m_aTextColor);
aPainter.setPen(aColor);
if (nOrientation)
{
// make text position the center of the rotation
// then rotate and move back
QRect window = aPainter.window();
window.moveTo(-positions[0].x(), -positions[0].y());
aPainter.setWindow(window);
QTransform p;
p.rotate(-static_cast<qreal>(nOrientation) / 10.0);
p.translate(-positions[0].x(), -positions[0].y());
aPainter.setTransform(p);
}
aPainter.drawGlyphRun(QPointF(), aGlyphRun);
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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