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229 | /* -*- 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*/)
{
}
namespace
{
class Qt5CommonSalLayout : public GenericSalLayout
{
public:
Qt5CommonSalLayout(LogicalFontInstance& rLFI)<--- Class 'Qt5CommonSalLayout' has a constructor with 1 argument that is not explicit. [+]Class 'Qt5CommonSalLayout' has a constructor with 1 argument that is not explicit. Such constructors should in general be explicit for type safety reasons. Using the explicit keyword in the constructor means some mistakes when using the class can be avoided.
: 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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