diff options
Diffstat (limited to 'include/svtools/borderline.hxx')
-rw-r--r-- | include/svtools/borderline.hxx | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/include/svtools/borderline.hxx b/include/svtools/borderline.hxx new file mode 100644 index 0000000000..36780bddf4 --- /dev/null +++ b/include/svtools/borderline.hxx @@ -0,0 +1,78 @@ +/* -*- 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 <svtools/svtdllapi.h> +#include <o3tl/typed_flags_set.hxx> +#include <tools/long.hxx> + +/** + Class computing border widths shared between Line style listbox and the + SvxBorderLine implementation. + + This class doesn't know anything about units: it all depends on the different + values set. A border is composed of 2 lines separated by a gap. The computed + widths are the ones of each line and the gap and they can either be fix or vary. + + The #m_nflags member will define which widths will vary (value 0 means that all + widths are fixed). The available flags are: + - CHANGE_LINE1 + - CHANGE_LINE2 + - CHANGE_DIST + + For each line, the rate member is used as a multiplication factor is the width + isn't fixed. Otherwise it is the width in the unit expected by the client code. + */ +enum class BorderWidthImplFlags +{ + FIXED = 0, + CHANGE_LINE1 = 1, + CHANGE_LINE2 = 2, + CHANGE_DIST = 4, +}; +namespace o3tl +{ + template<> struct typed_flags<BorderWidthImplFlags> : is_typed_flags<BorderWidthImplFlags, 0x07> {}; +} +class SVT_DLLPUBLIC BorderWidthImpl +{ + BorderWidthImplFlags m_nFlags; + double m_nRate1; + double m_nRate2; + double m_nRateGap; + +public: + + BorderWidthImpl( BorderWidthImplFlags nFlags = BorderWidthImplFlags::CHANGE_LINE1, double nRate1 = 0.0, + double nRate2 = 0.0, double nRateGap = 0.0 ); + + bool operator== ( const BorderWidthImpl& r ) const; + + tools::Long GetLine1 ( tools::Long nWidth ) const; + tools::Long GetLine2( tools::Long nWidth ) const; + tools::Long GetGap( tools::Long nWidth ) const; + + tools::Long GuessWidth( tools::Long nLine1, tools::Long nLine2, tools::Long nGap ); + + bool IsEmpty( ) const { return (0 == m_nRate1) && (0 == m_nRate2); } + bool IsDouble( ) const { return (0 != m_nRate1) && (0 != m_nRate2); } +}; + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |