diff options
Diffstat (limited to 'svgio')
-rw-r--r-- | svgio/inc/SvgNumber.hxx | 115 | ||||
-rw-r--r-- | svgio/inc/svgtools.hxx | 91 |
2 files changed, 118 insertions, 88 deletions
diff --git a/svgio/inc/SvgNumber.hxx b/svgio/inc/SvgNumber.hxx new file mode 100644 index 000000000000..a4942719a2f4 --- /dev/null +++ b/svgio/inc/SvgNumber.hxx @@ -0,0 +1,115 @@ +/* -*- 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 <basegfx/range/b2drange.hxx> +#include <vector> + +namespace svgio::svgreader +{ + +// recommended value for this device dependent unit, see CSS2 section 4.3.2 Lengths +constexpr const double F_SVG_PIXEL_PER_INCH = 96.0; + +enum class NumberType +{ + xcoordinate, + ycoordinate, + length +}; + +class InfoProvider +{ +public: + virtual ~InfoProvider() {} + virtual basegfx::B2DRange getCurrentViewPort() const = 0; + /// return font size of node inherited from parents + virtual double getCurrentFontSizeInherited() const = 0; + /// return xheight of node inherited from parents + virtual double getCurrentXHeightInherited() const = 0; +}; + +enum class SvgUnit +{ + em = 0, // relative to current font size + ex, // relative to current x-height + + px, // 'user unit' + pt, // points, 1.25 px + pc, // 15.0 px + cm, // 35.43307 px + mm, // 3.543307 px + in, // 90 px + + percent, // relative to range + none // for stroke-miterlimit, which has no unit +}; + +class SvgNumber +{ +private: + double mfNumber; + SvgUnit meUnit; + + bool mbSet : 1; + +public: + SvgNumber() + : mfNumber(0.0), + meUnit(SvgUnit::px), + mbSet(false) + { + } + + SvgNumber(double fNum, SvgUnit aSvgUnit = SvgUnit::px, bool bSet = true) + : mfNumber(fNum), + meUnit(aSvgUnit), + mbSet(bSet) + { + } + + double getNumber() const + { + return mfNumber; + } + + SvgUnit getUnit() const + { + return meUnit; + } + + bool isSet() const + { + return mbSet; + } + + bool isPositive() const; + + // Only usable in cases, when the unit is not SvgUnit::percent, otherwise use method solve + double solveNonPercentage(const InfoProvider& rInfoProvider) const; + + double solve(const InfoProvider& rInfoProvider, NumberType aNumberType = NumberType::length) const; +}; + +typedef std::vector<SvgNumber> SvgNumberVector; + +} // end of namespace svgio::svgreader + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ diff --git a/svgio/inc/svgtools.hxx b/svgio/inc/svgtools.hxx index c4a88d89d05f..9c2068b57184 100644 --- a/svgio/inc/svgtools.hxx +++ b/svgio/inc/svgtools.hxx @@ -20,21 +20,20 @@ #ifndef INCLUDED_SVGIO_INC_SVGTOOLS_HXX #define INCLUDED_SVGIO_INC_SVGTOOLS_HXX + #include <basegfx/color/bcolor.hxx> #include <basegfx/range/b2drange.hxx> #include <basegfx/vector/b2ivector.hxx> #include <rtl/ustrbuf.hxx> #include "svgpaint.hxx" +#include "SvgNumber.hxx" #include <string_view> #include <vector> + namespace svgio::svgreader { - -// recommended value for this device dependent unit, see CSS2 section 4.3.2 Lengths -#define F_SVG_PIXEL_PER_INCH 96.0 - // common non-token strings struct commonStrings { @@ -50,90 +49,6 @@ namespace svgio::svgreader objectBoundingBox }; - enum class NumberType - { - xcoordinate, - ycoordinate, - length - }; - - class InfoProvider - { - public: - virtual ~InfoProvider() {} - virtual basegfx::B2DRange getCurrentViewPort() const = 0; - /// return font size of node inherited from parents - virtual double getCurrentFontSizeInherited() const = 0; - /// return xheight of node inherited from parents - virtual double getCurrentXHeightInherited() const = 0; - }; - - enum class SvgUnit - { - em = 0, // relative to current font size - ex, // relative to current x-height - - px, // 'user unit' - pt, // points, 1.25 px - pc, // 15.0 px - cm, // 35.43307 px - mm, // 3.543307 px - in, // 90 px - - percent, // relative to range - none // for stroke-miterlimit, which has no unit - }; - - class SvgNumber - { - private: - double mfNumber; - SvgUnit meUnit; - - bool mbSet : 1; - - public: - SvgNumber() - : mfNumber(0.0), - meUnit(SvgUnit::px), - mbSet(false) - { - } - - SvgNumber(double fNum, SvgUnit aSvgUnit = SvgUnit::px, bool bSet = true) - : mfNumber(fNum), - meUnit(aSvgUnit), - mbSet(bSet) - { - } - - double getNumber() const - { - return mfNumber; - } - - SvgUnit getUnit() const - { - return meUnit; - } - - bool isSet() const - { - return mbSet; - } - - bool isPositive() const; - - // Only usable in cases, when the unit is not SvgUnit::percent, otherwise use method solve - double solveNonPercentage(const InfoProvider& rInfoProvider) const; - - double solve(const InfoProvider& rInfoProvider, NumberType aNumberType = NumberType::length) const; - - - }; - - typedef ::std::vector< SvgNumber > SvgNumberVector; - enum class SvgAlign { none, |