LgiDefs.h

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#ifndef _LGIDEFS_H_
#define _LGIDEFS_H_

// Unsafe typedefs, for backward compatibility
typedef     unsigned char               uchar;
typedef     unsigned short              ushort;
typedef     unsigned int                uint;
typedef     unsigned long               ulong;

// Length safe typedesf, use these in new code

#ifndef BEOS

typedef     char                        int8;
typedef     unsigned char               uint8;
#endif

typedef     short                       int16;
typedef     unsigned short              uint16;
#ifndef BEOS

typedef     int                         int32;
typedef     unsigned int                uint32;
#endif

#ifdef _MSC_VER

typedef     signed __int64              int64;
typedef     unsigned __int64            uint64;
#else

typedef     signed long long            int64;
typedef     unsigned long long          uint64;
#endif

#if defined(WIN32)
#if defined _MSC_VER
typedef     unsigned short              char16;
#else
typedef     wchar_t                     char16;
#endif
#elif defined(MAC)
typedef     unsigned short              char16;
#else
typedef     unsigned int                char16;
#endif

// Basic macros
// #define abs(a)                       (((a) > 0) ? (a) : -(a))
#define min(a,b)                        (((a) < (b)) ? (a) : (b))
#define max(a,b)                        (((a) > (b)) ? (a) : (b))
#define limit(i,l,u)                    (((i)<(l)) ? (l) : (((i)>(u)) ? (u) : (i)))
#define makelong(a, b)                  ((a)<<16 | (b&0xFFFF))
#define loword(a)                       (a&0xFFFF)
#define hiword(a)                       (a>>16)
#define LgiSwap(a, b)                   { int n = a; a = b; b = n; }

// Operators
#define NOT                             !
#define AND                             &&
#define OR                              ||

// Good ol NULLy
#ifndef NULL
#define NULL                            0
#endif

// Some objectish ones
#define ZeroObj(obj)                    memset(&obj, 0, sizeof(obj))
#define CountOf(array)                  (sizeof(array)/sizeof(array[0]))
#define StrEmpty(s)                     (s)[0] = 0
#define IsStrEmpty(s)                   ((NOT s) OR ((s)[0] == 0))

#ifndef MEMORY_DEBUG

    #define NEW(obj)                    new obj
    #define DeleteObj(obj)              if (obj) { delete obj; obj = 0; }
    #define DeleteArray(obj)            if (obj) { delete [] obj; obj = 0; }

#endif

// Asserts
#ifdef WIN32

    #include "assert.h"
    #define LgiAssert(a)                assert(a)

#else

    extern void                         _lgi_assert(bool b, char *test, char *file, int line);
    #define LgiAssert(b)                _lgi_assert(b, #b, __FILE__, __LINE__)
    
#endif

// Flags
#define SetFlag(i, f)                   (i) |= (f)
#define ClearFlag(i, f)                 (i) &= ~(f)
#define TestFlag(i, f)                  (((i) & (f)) != 0)

// Defines

#define LGI_OS_UNKNOWN                  0
#define LGI_OS_WIN9X                    1
#define LGI_OS_WINNT                    2
#define LGI_OS_BEOS                     3
#define LGI_OS_LINUX                    4
#define LGI_OS_ATHEOS                   5
#define LGI_OS_MAC_OS_9                 6
#define LGI_OS_MAC_OS_X                 7

#define LGI_OS_MAX                      8

// System Colours

#define LC_BLACK                        LgiColour(0)

#define LC_DKGREY                       LgiColour(1)

#define LC_MIDGREY                      LgiColour(2)

#define LC_LTGREY                       LgiColour(3)

#define LC_WHITE                        LgiColour(4)

#define LC_SHADOW                       LgiColour(5)

#define LC_LOW                          LgiColour(6)

#define LC_MED                          LgiColour(7)

#define LC_HIGH                         LgiColour(8)

#define LC_LIGHT                        LgiColour(9)

#define LC_DIALOG                       LgiColour(10)

#define LC_WORKSPACE                    LgiColour(11)

#define LC_TEXT                         LgiColour(12)

#define LC_SELECTION                    LgiColour(13)

#define LC_SEL_TEXT                     LgiColour(14)

#define LC_ACTIVE_TITLE                 LgiColour(15)
#define LC_ACTIVE_TITLE_TEXT            LgiColour(16)
#define LC_INACTIVE_TITLE               LgiColour(17)
#define LC_INACTIVE_TITLE_TEXT          LgiColour(18)

#define LC_MENU_BACKGROUND              LgiColour(19)
#define LC_MENU_TEXT                    LgiColour(20)

#define LC_MAXIMUM                      21

// Cursors

#define LCUR_Normal                     0

#define LCUR_UpArrow                    1

#define LCUR_Cross                      2

#define LCUR_Wait                       3

#define LCUR_Ibeam                      4

#define LCUR_SizeVer                    5

#define LCUR_SizeHor                    6

#define LCUR_SizeBDiag                  7

#define LCUR_SizeFDiag                  8

#define LCUR_SizeAll                    9

#define LCUR_Blank                      10

#define LCUR_SplitV                     11

#define LCUR_SplitH                     12

#define LCUR_PointingHand               13

#define LCUR_Forbidden                  14

#define LCUR_DropCopy                   15

#define LCUR_DropMove                   16

// General Event Flags
#define LGI_EF_LCTRL                    0x00000001
#define LGI_EF_RCTRL                    0x00000002
#define LGI_EF_CTRL                     (LGI_EF_LCTRL | LGI_EF_RCTRL)

#define LGI_EF_LALT                     0x00000004
#define LGI_EF_RALT                     0x00000008
#define LGI_EF_ALT                      (LGI_EF_LALT | LGI_EF_RALT)

#define LGI_EF_LSHIFT                   0x00000010
#define LGI_EF_RSHIFT                   0x00000020
#define LGI_EF_SHIFT                    (LGI_EF_LSHIFT | LGI_EF_RSHIFT)

#define LGI_EF_DOWN                     0x00000040
#define LGI_EF_DOUBLE                   0x00000080
#define LGI_EF_CAPS_LOCK                0x00000100
#define LGI_EF_IS_CHAR                  0x00000200
#define LGI_EF_IS_NOT_CHAR              0x00000400

// Mouse Event Flags
#define LGI_EF_LEFT                     0x00001000
#define LGI_EF_MIDDLE                   0x00002000
#define LGI_EF_RIGHT                    0x00004000


// Os metrics

#define LGI_MET_DECOR_X                 1
#define LGI_MET_DECOR_Y                 2
#define LGI_MET_MENU                    3

//
#ifdef _DEBUG
#define DeclDebugArgs               , char *_file, int _line
#define PassDebugArgs               , __FILE__, __LINE__
#else
#define DeclDebugArgs
#define PassDebugArgs
#endif

// Byte order
#ifdef MAC
#define LGI_LITTLE_ENDIAN               0
#define LGI_BIG_ENDIAN                  1
#else
#define LGI_LITTLE_ENDIAN               1
#define LGI_BIG_ENDIAN                  0
#endif

#endif

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