From 88708cffa15662dcd2755fce699112d24a10a087 Mon Sep 17 00:00:00 2001 From: George Hazan Date: Wed, 30 May 2012 17:27:49 +0000 Subject: update for zlib & FreeImage git-svn-id: http://svn.miranda-ng.org/main/trunk@238 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c --- plugins/FreeImage/Source/Metadata/FIRational.h | 216 ++++++++++++------------- 1 file changed, 108 insertions(+), 108 deletions(-) (limited to 'plugins/FreeImage/Source/Metadata/FIRational.h') diff --git a/plugins/FreeImage/Source/Metadata/FIRational.h b/plugins/FreeImage/Source/Metadata/FIRational.h index 7af6e52018..bd3ee13e07 100644 --- a/plugins/FreeImage/Source/Metadata/FIRational.h +++ b/plugins/FreeImage/Source/Metadata/FIRational.h @@ -1,108 +1,108 @@ -// ========================================================== -// Helper class for rational numbers -// -// Design and implementation by -// - Hervé Drolon -// -// This file is part of FreeImage 3 -// -// COVERED CODE IS PROVIDED UNDER THIS LICENSE ON AN "AS IS" BASIS, WITHOUT WARRANTY -// OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, WITHOUT LIMITATION, WARRANTIES -// THAT THE COVERED CODE IS FREE OF DEFECTS, MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE -// OR NON-INFRINGING. THE ENTIRE RISK AS TO THE QUALITY AND PERFORMANCE OF THE COVERED -// CODE IS WITH YOU. SHOULD ANY COVERED CODE PROVE DEFECTIVE IN ANY RESPECT, YOU (NOT -// THE INITIAL DEVELOPER OR ANY OTHER CONTRIBUTOR) ASSUME THE COST OF ANY NECESSARY -// SERVICING, REPAIR OR CORRECTION. THIS DISCLAIMER OF WARRANTY CONSTITUTES AN ESSENTIAL -// PART OF THIS LICENSE. NO USE OF ANY COVERED CODE IS AUTHORIZED HEREUNDER EXCEPT UNDER -// THIS DISCLAIMER. -// -// Use at your own risk! -// ========================================================== - -#ifndef FIRATIONAL_H -#define FIRATIONAL_H - -/** -Helper class to deal with rational numbers. -NB: LONG data type is assumed to be a signed 32-bit number. -*/ -class FIRational { -private: - /// numerator - LONG _numerator; - /// denominator - LONG _denominator; - -public: - /// Default constructor - FIRational(); - - /// Constructor with longs - FIRational(LONG n, LONG d = 1); - - /// Constructor with FITAG - FIRational(const FITAG *tag); - - /// Constructor with a float - FIRational(float value); - - /// Copy constructor - FIRational (const FIRational& r); - - /// Destructor - ~FIRational(); - - /// Assignement operator - FIRational& operator=(FIRational& r); - - /// Get the numerator - LONG getNumerator(); - - /// Get the denominator - LONG getDenominator(); - - /// Converts rational value by truncating towards zero - LONG truncate() { - // Return truncated rational - return _denominator ? (LONG) (_numerator / _denominator) : 0; - } - - /**@name Implicit conversions */ - //@{ - short shortValue() { - return (short)truncate(); - } - int intValue() { - return (int)truncate(); - } - LONG longValue() { - return (LONG)truncate(); - } - float floatValue() { - return _denominator ? ((float)_numerator)/((float)_denominator) : 0; - } - double doubleValue() { - return _denominator ? ((double)_numerator)/((double)_denominator) : 0; - } - //@} - - /// Checks if this rational number is an integer, either positive or negative - BOOL isInteger(); - - /// Convert as "numerator/denominator" - std::string toString(); - -private: - /// Initialize and normalize a rational number - void initialize(LONG n, LONG d); - - /// Calculate GCD - LONG gcd(LONG a, LONG b); - - /// Normalize numerator / denominator - void normalize(); - -}; - -#endif // FIRATIONAL_H - +// ========================================================== +// Helper class for rational numbers +// +// Design and implementation by +// - Hervé Drolon +// +// This file is part of FreeImage 3 +// +// COVERED CODE IS PROVIDED UNDER THIS LICENSE ON AN "AS IS" BASIS, WITHOUT WARRANTY +// OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, WITHOUT LIMITATION, WARRANTIES +// THAT THE COVERED CODE IS FREE OF DEFECTS, MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE +// OR NON-INFRINGING. THE ENTIRE RISK AS TO THE QUALITY AND PERFORMANCE OF THE COVERED +// CODE IS WITH YOU. SHOULD ANY COVERED CODE PROVE DEFECTIVE IN ANY RESPECT, YOU (NOT +// THE INITIAL DEVELOPER OR ANY OTHER CONTRIBUTOR) ASSUME THE COST OF ANY NECESSARY +// SERVICING, REPAIR OR CORRECTION. THIS DISCLAIMER OF WARRANTY CONSTITUTES AN ESSENTIAL +// PART OF THIS LICENSE. NO USE OF ANY COVERED CODE IS AUTHORIZED HEREUNDER EXCEPT UNDER +// THIS DISCLAIMER. +// +// Use at your own risk! +// ========================================================== + +#ifndef FIRATIONAL_H +#define FIRATIONAL_H + +/** +Helper class to deal with rational numbers. +NB: LONG data type is assumed to be a signed 32-bit number. +*/ +class FIRational { +private: + /// numerator + LONG _numerator; + /// denominator + LONG _denominator; + +public: + /// Default constructor + FIRational(); + + /// Constructor with longs + FIRational(LONG n, LONG d = 1); + + /// Constructor with FITAG + FIRational(const FITAG *tag); + + /// Constructor with a float + FIRational(float value); + + /// Copy constructor + FIRational (const FIRational& r); + + /// Destructor + ~FIRational(); + + /// Assignement operator + FIRational& operator=(FIRational& r); + + /// Get the numerator + LONG getNumerator(); + + /// Get the denominator + LONG getDenominator(); + + /// Converts rational value by truncating towards zero + LONG truncate() { + // Return truncated rational + return _denominator ? (LONG) (_numerator / _denominator) : 0; + } + + /**@name Implicit conversions */ + //@{ + short shortValue() { + return (short)truncate(); + } + int intValue() { + return (int)truncate(); + } + LONG longValue() { + return (LONG)truncate(); + } + float floatValue() { + return _denominator ? ((float)_numerator)/((float)_denominator) : 0; + } + double doubleValue() { + return _denominator ? ((double)_numerator)/((double)_denominator) : 0; + } + //@} + + /// Checks if this rational number is an integer, either positive or negative + BOOL isInteger(); + + /// Convert as "numerator/denominator" + std::string toString(); + +private: + /// Initialize and normalize a rational number + void initialize(LONG n, LONG d); + + /// Calculate GCD + LONG gcd(LONG a, LONG b); + + /// Normalize numerator / denominator + void normalize(); + +}; + +#endif // FIRATIONAL_H + -- cgit v1.2.3