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| -rw-r--r-- | include/sax/tools/converter.hxx | 313 |
1 files changed, 313 insertions, 0 deletions
diff --git a/include/sax/tools/converter.hxx b/include/sax/tools/converter.hxx new file mode 100644 index 000000000..d797eace3 --- /dev/null +++ b/include/sax/tools/converter.hxx @@ -0,0 +1,313 @@ +/* -*- 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 . + */ + +#ifndef INCLUDED_SAX_TOOLS_CONVERTER_HXX +#define INCLUDED_SAX_TOOLS_CONVERTER_HXX + +#include <sal/config.h> + +#include <optional> +#include <type_traits> + +#include <sax/saxdllapi.h> + +#include <rtl/strbuf.hxx> +#include <sal/types.h> +#include <rtl/ustrbuf.hxx> +#include <com/sun/star/util/MeasureUnit.hpp> +#include <tools/color.hxx> +#include <unotools/saveopt.hxx> + +namespace com::sun::star { + namespace uno { + class Any; + } + namespace util { + struct Date; + struct DateTime; + struct Duration; + } +} + +namespace sax { + +/** the Converter converts values of various types from + their internal representation to the textual form used in xml + and back. + + All unit types are expressed as css::util::MeasureUnit +*/ + + +class SAX_DLLPUBLIC Converter +{ +public: + /** convert string to measure using optional min and max values*/ + static bool convertMeasure( sal_Int32& rValue, + std::u16string_view rString, + sal_Int16 nTargetUnit = css::util::MeasureUnit::MM_100TH, + sal_Int32 nMin = SAL_MIN_INT32, + sal_Int32 nMax = SAL_MAX_INT32 ); + + /** convert string to measure using optional min and max values*/ + static bool convertMeasure( sal_Int32& rValue, + std::string_view rString, + sal_Int16 nTargetUnit = css::util::MeasureUnit::MM_100TH, + sal_Int32 nMin = SAL_MIN_INT32, + sal_Int32 nMax = SAL_MAX_INT32 ); + + /** convert measure to string */ + static void convertMeasure( OUStringBuffer& rBuffer, + sal_Int32 nMeasure, + sal_Int16 SourceUnit, + sal_Int16 nTargetUnit ); + + /** convert string to boolean */ + static bool convertBool( bool& rBool, + std::u16string_view rString ); + + /** convert string to boolean */ + static bool convertBool( bool& rBool, + std::string_view rString ); + + /** convert boolean to string */ + static void convertBool( OUStringBuffer& rBuffer, + bool bValue ); + + /** convert string to percent */ + static bool convertPercent( sal_Int32& rValue, + std::u16string_view rString ); + + /** convert string to percent */ + static bool convertPercent( sal_Int32& rValue, + std::string_view rString ); + + /** convert percent to string */ + static void convertPercent( OUStringBuffer& rBuffer, + sal_Int32 nValue ); + + /** convert string to pixel measure unit */ + static bool convertMeasurePx( sal_Int32& rValue, + std::u16string_view rString ); + + /** convert string to pixel measure unit */ + static bool convertMeasurePx( sal_Int32& rValue, + std::string_view rString ); + + /** convert pixel measure unit to string */ + static void convertMeasurePx( OUStringBuffer& rBuffer, + sal_Int32 nValue ); + + /** convert string to rgb color */ + static bool convertColor( sal_Int32& rColor, + std::u16string_view rValue ); + static bool convertColor( sal_Int32& rColor, + std::string_view rValue ); + static bool convertColor( ::Color& rColor, + std::u16string_view rValue ) + { + sal_Int32 n(rColor); + bool b = convertColor( n, rValue ); + if (b) rColor = Color(ColorTransparency, n); + return b; + } + static bool convertColor( ::Color& rColor, + std::string_view rValue ) + { + sal_Int32 n(rColor); + bool b = convertColor( n, rValue ); + if (b) rColor = Color(ColorTransparency, n); + return b; + } + + /** convert color to string */ + static void convertColor( OUStringBuffer &rBuffer, + sal_Int32 nColor ); + static void convertColor( OUStringBuffer &rBuffer, + ::Color nColor ) + { convertColor( rBuffer, sal_Int32(nColor) ); } + + /** convert string to number with optional min and max values */ + static bool convertNumber( sal_Int32& rValue, + std::u16string_view aString, + sal_Int32 nMin = SAL_MIN_INT32, + sal_Int32 nMax = SAL_MAX_INT32 ); + + /** convert string to number with optional min and max values */ + static bool convertNumber( sal_Int32& rValue, + std::string_view aString, + sal_Int32 nMin = SAL_MIN_INT32, + sal_Int32 nMax = SAL_MAX_INT32 ); + + /** convert string to number with optional min and max values */ + static bool convertNumber64(sal_Int64& rValue, + std::u16string_view aString, + sal_Int64 nMin = SAL_MIN_INT64, + sal_Int64 nMax = SAL_MAX_INT64); + + /** convert string to number with optional min and max values */ + static bool convertNumber64(sal_Int64& rValue, + std::string_view aString, + sal_Int64 nMin = SAL_MIN_INT64, + sal_Int64 nMax = SAL_MAX_INT64); + + /** convert double number to string (using ::rtl::math) and + DO convert from source unit to target unit */ + static void convertDouble( OUStringBuffer& rBuffer, + double fNumber, + bool bWriteUnits, + sal_Int16 nSourceUnit, + sal_Int16 nTargetUnit ); + + /** convert double number to string (using ::rtl::math) without unit conversion */ + static void convertDouble( OUStringBuffer& rBuffer, double fNumber); + + /** convert string to double number (using ::rtl::math) and DO convert from + source unit to target unit. */ + static bool convertDouble( double& rValue, + std::u16string_view rString, + sal_Int16 nSourceUnit, + sal_Int16 nTargetUnit ); + + /** convert string to double number (using ::rtl::math) and DO convert from + source unit to target unit. */ + static bool convertDouble( double& rValue, + std::string_view rString, + sal_Int16 nSourceUnit, + sal_Int16 nTargetUnit ); + + /** convert string to double number (using ::rtl::math) without unit conversion */ + static bool convertDouble(double& rValue, std::u16string_view rString); + + /** convert string to double number (using ::rtl::math) without unit conversion */ + static bool convertDouble(double& rValue, std::string_view rString); + + /** convert number, 10th of degrees with range [0..3600] to SVG angle */ + static void convertAngle(OUStringBuffer& rBuffer, sal_Int16 nAngle, + SvtSaveOptions::ODFSaneDefaultVersion nVersion); + + /** convert SVG angle to number, 10th of degrees with range [0..3600] */ + static bool convertAngle(sal_Int16& rAngle, std::u16string_view rString, + bool isWrongOOo10thDegAngle); + + /** convert SVG angle to number, 10th of degrees with range [0..3600] */ + static bool convertAngle(sal_Int16& rAngle, std::string_view rString, + bool isWrongOOo10thDegAngle); + + /** convert double to XMLSchema-2 "duration" string; negative durations allowed */ + static void convertDuration(OUStringBuffer& rBuffer, + const double fTime); + + /** convert util::Duration to XMLSchema-2 "duration" string */ + static void convertDuration(OUStringBuffer& rBuffer, + const css::util::Duration& rDuration); + + /** convert XMLSchema-2 "duration" string to double; negative durations allowed */ + static bool convertDuration(double & rfTime, + std::string_view rString); + + /** convert XMLSchema-2 "duration" string to util::Duration */ + static bool convertDuration(css::util::Duration& rDuration, + std::u16string_view rString); + + /** convert XMLSchema-2 "duration" string to util::Duration */ + static bool convertDuration(css::util::Duration& rDuration, + std::string_view rString); + + /** convert util::Date to XMLSchema-2 "date" string */ + static void convertDate( OUStringBuffer& rBuffer, + const css::util::Date& rDate, + sal_Int16 const* pTimeZoneOffset); + + /** convert util::DateTime to XMLSchema-2 "date" or "dateTime" string */ + static void convertDateTime( OUStringBuffer& rBuffer, + const css::util::DateTime& rDateTime, + sal_Int16 const* pTimeZoneOffset, + bool bAddTimeIf0AM = false ); + + /** convert util::DateTime to XMLSchema-2 "time" or "dateTime" string */ + static void convertTimeOrDateTime(OUStringBuffer& rBuffer, + const css::util::DateTime& rDateTime); + + /** convert XMLSchema-2 "date" or "dateTime" string to util::DateTime */ + static bool parseDateTime( css::util::DateTime& rDateTime, + std::u16string_view rString ); + + /** convert XMLSchema-2 "date" or "dateTime" string to util::DateTime */ + static bool parseDateTime( css::util::DateTime& rDateTime, + std::string_view rString ); + + /** convert XMLSchema-2 "time" or "dateTime" string to util::DateTime */ + static bool parseTimeOrDateTime(css::util::DateTime& rDateTime, + std::u16string_view rString); + + /** convert XMLSchema-2 "time" or "dateTime" string to util::DateTime */ + static bool parseTimeOrDateTime(css::util::DateTime& rDateTime, + std::string_view rString); + + /** convert XMLSchema-2 "date" or "dateTime" string to util::DateTime or + util::Date */ + static bool parseDateOrDateTime( + css::util::Date * pDate, + css::util::DateTime & rDateTime, + bool & rbDateTime, + std::optional<sal_Int16> * pTimeZoneOffset, + std::u16string_view rString ); + + /** convert XMLSchema-2 "date" or "dateTime" string to util::DateTime or + util::Date */ + static bool parseDateOrDateTime( + css::util::Date * pDate, + css::util::DateTime & rDateTime, + bool & rbDateTime, + std::optional<sal_Int16> * pTimeZoneOffset, + std::string_view rString ); + + /** gets the position of the first comma after npos in the string + rStr. Commas inside '"' pairs are not matched */ + static sal_Int32 indexOfComma( std::u16string_view rStr, + sal_Int32 nPos ); + + static double GetConversionFactor(OUStringBuffer& rUnit, sal_Int16 nSourceUnit, sal_Int16 nTargetUnit); + static double GetConversionFactor(OStringBuffer& rUnit, sal_Int16 nSourceUnit, sal_Int16 nTargetUnit); + static sal_Int16 GetUnitFromString(std::u16string_view rString, sal_Int16 nDefaultUnit); + static sal_Int16 GetUnitFromString(std::string_view rString, sal_Int16 nDefaultUnit); + + /** convert an Any to string (typesafe) */ + static bool convertAny(OUStringBuffer& rsValue, + OUStringBuffer& rsType , + const css::uno::Any& rValue); + + /** convert specified byte sequence to xsd:hexBinary string **/ + static void convertBytesToHexBinary(OUStringBuffer& rBuffer, const void* pBytes, + sal_Int32 nBytes); + + template <typename T, std::enable_if_t<std::is_arithmetic_v<T>, int> = 0> + static void convertNumberToHexBinary(OUStringBuffer& rBuffer, T n) + { + convertBytesToHexBinary(rBuffer, &n, sizeof(n)); + } + +}; + +} + +#endif // INCLUDED_SAX_TOOLS_CONVERTER_HXX + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |