diff options
Diffstat (limited to '')
| -rw-r--r--[l---------] | c++-qt/gats-qt/integer.h | 96 |
1 files changed, 95 insertions, 1 deletions
diff --git a/c++-qt/gats-qt/integer.h b/c++-qt/gats-qt/integer.h index a2bfb2d..9178796 120000..100644 --- a/c++-qt/gats-qt/integer.h +++ b/c++-qt/gats-qt/integer.h | |||
| @@ -1 +1,95 @@ | |||
| 1 | ../src/integer.h \ No newline at end of file | 1 | /* |
| 2 | * Copyright (C) 2007-2012 Xagasoft, All rights reserved. | ||
| 3 | * | ||
| 4 | * This file is part of the libgats library and is released under the | ||
| 5 | * terms of the license contained in the file LICENSE. | ||
| 6 | */ | ||
| 7 | |||
| 8 | #ifndef GATS_INTEGER_H | ||
| 9 | #define GATS_INTEGER_H | ||
| 10 | |||
| 11 | #include "gats-qt/object.h" | ||
| 12 | |||
| 13 | #include <stdint.h> | ||
| 14 | |||
| 15 | #include <QIODevice> | ||
| 16 | |||
| 17 | namespace Gats | ||
| 18 | { | ||
| 19 | class Integer : public Gats::Object | ||
| 20 | { | ||
| 21 | Q_OBJECT; | ||
| 22 | public: | ||
| 23 | Integer(); | ||
| 24 | Integer( int64_t iVal ); | ||
| 25 | virtual ~Integer(); | ||
| 26 | |||
| 27 | virtual Object *clone() const; | ||
| 28 | |||
| 29 | virtual Type getType() const { return typeInteger; } | ||
| 30 | int64_t getValue() const { return iVal; } | ||
| 31 | void setValue( int64_t iNewVal ) { iVal = iNewVal; } | ||
| 32 | |||
| 33 | virtual void write( QIODevice &rOut ) const; | ||
| 34 | virtual void read( QIODevice &rIn, char cType ); | ||
| 35 | |||
| 36 | template<typename itype> | ||
| 37 | static void readPackedInt( QIODevice &rStream, itype &rOut ) | ||
| 38 | { | ||
| 39 | int8_t b; | ||
| 40 | rOut = 0; | ||
| 41 | bool bNeg; | ||
| 42 | |||
| 43 | rStream.read( (char *)&b, 1 ); | ||
| 44 | bNeg = ( b&0x40 ); | ||
| 45 | rOut |= (itype(b&0x3F)); | ||
| 46 | int c = 0; | ||
| 47 | while( (b&0x80) ) | ||
| 48 | { | ||
| 49 | rStream.read( (char *)&b, 1 ); | ||
| 50 | rOut |= (itype(b&0x7F)) << (6+7*(c++)); | ||
| 51 | } | ||
| 52 | if( bNeg ) rOut = -rOut; | ||
| 53 | } | ||
| 54 | |||
| 55 | template<typename itype> | ||
| 56 | static void writePackedInt( QIODevice &rStream, itype iIn ) | ||
| 57 | { | ||
| 58 | uint8_t b; | ||
| 59 | |||
| 60 | if( iIn < 0 ) | ||
| 61 | { | ||
| 62 | iIn = -iIn; | ||
| 63 | b = (iIn&0x3F); | ||
| 64 | if( iIn > b ) | ||
| 65 | b |= 0x80 | 0x40; | ||
| 66 | else | ||
| 67 | b |= 0x40; | ||
| 68 | } | ||
| 69 | else | ||
| 70 | { | ||
| 71 | b = (iIn&0x3F); | ||
| 72 | if( iIn > b ) | ||
| 73 | b |= 0x80; | ||
| 74 | } | ||
| 75 | rStream.write( (const char *)&b, 1 ); | ||
| 76 | iIn = iIn >> 6; | ||
| 77 | |||
| 78 | while( iIn ) | ||
| 79 | { | ||
| 80 | b = (iIn&0x7F); | ||
| 81 | if( iIn > b ) | ||
| 82 | b |= 0x80; | ||
| 83 | rStream.write( (const char *)&b, 1 ); | ||
| 84 | iIn = iIn >> 7; | ||
| 85 | } | ||
| 86 | } | ||
| 87 | |||
| 88 | private: | ||
| 89 | int64_t iVal; | ||
| 90 | }; | ||
| 91 | }; | ||
| 92 | |||
| 93 | //Bu::Formatter &operator<<( Bu::Formatter &f, const Gats::Integer &i ); | ||
| 94 | |||
| 95 | #endif | ||
