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Diffstat (limited to '')
| -rw-r--r-- | include/vcl/metric.hxx | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/include/vcl/metric.hxx b/include/vcl/metric.hxx new file mode 100644 index 000000000..1e03232d7 --- /dev/null +++ b/include/vcl/metric.hxx @@ -0,0 +1,109 @@ +/* -*- 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 . + */ + +#pragma once + +#include <sal/config.h> + +#include <tools/ref.hxx> +#include <tools/gen.hxx> + +#include <vcl/dllapi.h> +#include <vcl/font.hxx> + +class FontCharMap; +namespace vcl::font { class PhysicalFontFace; } + +typedef tools::SvRef<FontCharMap> FontCharMapRef; + +class VCL_DLLPUBLIC FontMetric : public vcl::Font +{ +public: + explicit FontMetric(); + FontMetric( const FontMetric& ); // TODO make this explicit + FontMetric(vcl::font::PhysicalFontFace const& rFace); + ~FontMetric() override; + + tools::Long GetAscent() const { return mnAscent; } + tools::Long GetDescent() const { return mnDescent; } + tools::Long GetInternalLeading() const { return mnIntLeading; } + tools::Long GetExternalLeading() const { return mnExtLeading; } + tools::Long GetLineHeight() const { return mnLineHeight; } // TODO this is ascent + descnt + tools::Long GetSlant() const { return mnSlant; } + tools::Long GetBulletOffset() const { return mnBulletOffset; } + tools::Long GetHangingBaseline() const { return mnHangingBaseline; } + + void SetAscent( tools::Long nAscent ) { mnAscent = nAscent; } + void SetDescent( tools::Long nDescent ) { mnDescent = nDescent; } + void SetExternalLeading( tools::Long nExtLeading ) { mnExtLeading = nExtLeading; } + void SetInternalLeading( tools::Long nIntLeading ) { mnIntLeading = nIntLeading; } + void SetLineHeight( tools::Long nHeight ) { mnLineHeight = nHeight; } // TODO this is ascent + descent + void SetSlant( tools::Long nSlant ) { mnSlant = nSlant; } + void SetBulletOffset( tools::Long nOffset ) { mnBulletOffset = nOffset; } + void SetHangingBaseline( tools::Long nBaseline ) { mnHangingBaseline = nBaseline; } + + bool IsFullstopCentered() const { return mbFullstopCentered; } + + void SetFullstopCenteredFlag( bool bCentered ) { mbFullstopCentered = bCentered; } + + using Font::operator=; + FontMetric& operator=( const FontMetric& rMetric ); + FontMetric& operator=( FontMetric&& rMetric ); + bool operator==( const FontMetric& rMetric ) const; + bool operator!=( const FontMetric& rMetric ) const + { return !operator==( rMetric ); } + + bool EqualIgnoreColor( const FontMetric& ) const; + + // Compute value usable as hash. + size_t GetHashValueIgnoreColor() const; + +private: + bool EqualNoBase( const FontMetric& ) const; + size_t GetHashValueNoBase() const; + tools::Long mnAscent; // Ascent + tools::Long mnDescent; // Descent + tools::Long mnIntLeading; // Internal Leading + tools::Long mnExtLeading; // External Leading + tools::Long mnLineHeight; // Ascent+Descent+EmphasisMark + tools::Long mnSlant; // Slant + tools::Long mnBulletOffset; // Offset for non-printing character + tools::Long mnHangingBaseline; // Offset from Romn baseline to hanging baseline. + + bool mbFullstopCentered; +}; + +template< typename charT, typename traits > +inline std::basic_ostream<charT, traits> & operator <<( + std::basic_ostream<charT, traits> & stream, const FontMetric& rMetric ) +{ + stream << "{" + << "name=" << "\"" << rMetric.GetFamilyName() << "\"" + << ",size=(" << rMetric.GetFontSize().Width() << "," << rMetric.GetFontSize().Height() << ")" + << ",ascent=" << rMetric.GetAscent() + << ",descent=" << rMetric.GetDescent() + << ",intLeading=" << rMetric.GetInternalLeading() + << ",extLeading=" << rMetric.GetExternalLeading() + << ",lineHeight=" << rMetric.GetLineHeight() + << ",slant=" << rMetric.GetSlant() + << "}"; + return stream; +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |