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Regard whitespace Rev 615 → Rev 616

/programs/develop/fp/rtl/types.pp
0,0 → 1,396
{$mode objfpc}
 
unit Types;
 
interface
 
type
PLongint = System.PLongint;
PSmallInt = System.PSmallInt;
PDouble = System.PDouble;
PByte = System.PByte;
 
TIntegerDynArray = array of Integer;
TCardinalDynArray = array of Cardinal;
TWordDynArray = array of Word;
TSmallIntDynArray = array of SmallInt;
TByteDynArray = array of Byte;
TShortIntDynArray = array of ShortInt;
TInt64DynArray = array of Int64;
TQWordDynArray = array of QWord;
TLongWordDynArray = array of LongWord;
TSingleDynArray = array of Single;
TDoubleDynArray = array of Double;
TBooleanDynArray = array of Boolean;
TStringDynArray = array of AnsiString;
TWideStringDynArray = array of WideString;
TPointerDynArray = array of Pointer;
 
TPoint =
{$ifndef FPC_REQUIRES_PROPER_ALIGNMENT}
packed
{$endif FPC_REQUIRES_PROPER_ALIGNMENT}
record
X : Longint;
Y : Longint;
end;
PPoint = ^TPoint;
tagPOINT = TPoint;
 
TRect =
{$ifndef FPC_REQUIRES_PROPER_ALIGNMENT}
packed
{$endif FPC_REQUIRES_PROPER_ALIGNMENT}
record
case Integer of
0: (Left,Top,Right,Bottom : Longint);
1: (TopLeft,BottomRight : TPoint);
end;
PRect = ^TRect;
 
TSize =
{$ifndef FPC_REQUIRES_PROPER_ALIGNMENT}
packed
{$endif FPC_REQUIRES_PROPER_ALIGNMENT}
record
cx : Longint;
cy : Longint;
end;
PSize = ^TSize;
tagSIZE = TSize;
// SIZE = TSize;
 
 
TSmallPoint =
{$ifndef FPC_REQUIRES_PROPER_ALIGNMENT}
packed
{$endif FPC_REQUIRES_PROPER_ALIGNMENT}
record
x : SmallInt;
y : SmallInt;
end;
PSmallPoint = ^TSmallPoint;
 
TDuplicates = (dupIgnore, dupAccept, dupError);
 
type
TOleChar = WideChar;
POleStr = PWideChar;
PPOleStr = ^POleStr;
 
TListCallback = procedure(data,arg:pointer) of object;
TListStaticCallback = procedure(data,arg:pointer);
 
const
GUID_NULL: TGUID = '{00000000-0000-0000-0000-000000000000}';
 
STGTY_STORAGE = 1;
STGTY_STREAM = 2;
STGTY_LOCKBYTES = 3;
STGTY_PROPERTY = 4;
 
STREAM_SEEK_SET = 0;
STREAM_SEEK_CUR = 1;
STREAM_SEEK_END = 2;
 
LOCK_WRITE = 1;
LOCK_EXCLUSIVE = 2;
LOCK_ONLYONCE = 4;
 
E_FAIL = HRESULT($80004005);
 
STG_E_INVALIDFUNCTION = HRESULT($80030001);
STG_E_FILENOTFOUND = HRESULT($80030002);
STG_E_PATHNOTFOUND = HRESULT($80030003);
STG_E_TOOMANYOPENFILES = HRESULT($80030004);
STG_E_ACCESSDENIED = HRESULT($80030005);
STG_E_INVALIDHANDLE = HRESULT($80030006);
STG_E_INSUFFICIENTMEMORY = HRESULT($80030008);
STG_E_INVALIDPOINTER = HRESULT($80030009);
STG_E_NOMOREFILES = HRESULT($80030012);
STG_E_DISKISWRITEPROTECTED = HRESULT($80030013);
STG_E_SEEKERROR = HRESULT($80030019);
STG_E_WRITEFAULT = HRESULT($8003001D);
STG_E_READFAULT = HRESULT($8003001E);
STG_E_SHAREVIOLATION = HRESULT($80030020);
STG_E_LOCKVIOLATION = HRESULT($80030021);
STG_E_FILEALREADYEXISTS = HRESULT($80030050);
STG_E_INVALIDPARAMETER = HRESULT($80030057);
STG_E_MEDIUMFULL = HRESULT($80030070);
STG_E_PROPSETMISMATCHED = HRESULT($800300F0);
STG_E_ABNORMALAPIEXIT = HRESULT($800300FA);
STG_E_INVALIDHEADER = HRESULT($800300FB);
STG_E_INVALIDNAME = HRESULT($800300FC);
STG_E_UNKNOWN = HRESULT($800300FD);
STG_E_UNIMPLEMENTEDFUNCTION = HRESULT($800300FE);
STG_E_INVALIDFLAG = HRESULT($800300FF);
STG_E_INUSE = HRESULT($80030100);
STG_E_NOTCURRENT = HRESULT($80030101);
STG_E_REVERTED = HRESULT($80030102);
STG_E_CANTSAVE = HRESULT($80030103);
STG_E_OLDFORMAT = HRESULT($80030104);
STG_E_OLDDLL = HRESULT($80030105);
STG_E_SHAREREQUIRED = HRESULT($80030106);
STG_E_EXTANTMARSHALLINGS = HRESULT($80030108);
STG_E_DOCFILECORRUPT = HRESULT($80030109);
STG_E_BADBASEADDRESS = HRESULT($80030110);
STG_E_INCOMPLETE = HRESULT($80030201);
STG_E_TERMINATED = HRESULT($80030202);
 
STG_S_CONVERTED = $00030200;
STG_S_BLOCK = $00030201;
STG_S_RETRYNOW = $00030202;
STG_S_MONITORING = $00030203;
 
type
PCLSID = PGUID;
TCLSID = TGUID;
 
LARGE_INT = Int64;
Largeint = LARGE_INT;
PDWord = ^DWord;
 
PDisplay = Pointer;
PEvent = Pointer;
 
TXrmOptionDescRec = record
end;
XrmOptionDescRec = TXrmOptionDescRec;
PXrmOptionDescRec = ^TXrmOptionDescRec;
 
Widget = Pointer;
WidgetClass = Pointer;
ArgList = Pointer;
Region = Pointer;
 
_FILETIME =
{$ifndef FPC_REQUIRES_PROPER_ALIGNMENT}
packed
{$endif FPC_REQUIRES_PROPER_ALIGNMENT}
record
dwLowDateTime : DWORD;
dwHighDateTime : DWORD;
end;
TFileTime = _FILETIME;
FILETIME = _FILETIME;
PFileTime = ^TFileTime;
 
tagSTATSTG =
{$ifndef FPC_REQUIRES_PROPER_ALIGNMENT}
packed
{$endif FPC_REQUIRES_PROPER_ALIGNMENT}
record
pwcsName : POleStr;
dwType : Longint;
cbSize : Largeint;
mtime : TFileTime;
ctime : TFileTime;
atime : TFileTime;
grfMode : Longint;
grfLocksSupported : Longint;
clsid : TCLSID;
grfStateBits : Longint;
reserved : Longint;
end;
TStatStg = tagSTATSTG;
STATSTG = TStatStg;
PStatStg = ^TStatStg;
 
IClassFactory = Interface(IUnknown) ['{00000001-0000-0000-C000-000000000046}']
Function CreateInstance(Const unkOuter : IUnknown;Const riid : TGUID;Out vObject) : HResult;StdCall;
Function LockServer(fLock : LongBool) : HResult;StdCall;
End;
 
ISequentialStream = interface(IUnknown) ['{0c733a30-2a1c-11ce-ade5-00aa0044773d}']
function Read(pv : Pointer;cb : DWord;pcbRead : PDWord) : HRESULT;stdcall;
function Write(pv : Pointer;cb : DWord;pcbWritten : PDWord) : HRESULT;stdcall;
end;
 
IStream = interface(ISequentialStream) ['{0000000C-0000-0000-C000-000000000046}']
function Seek(dlibMove : LargeInt; dwOrigin : Longint;
out libNewPosition : LargeInt) : HResult;stdcall;
function SetSize(libNewSize : LargeInt) : HRESULT;stdcall;
function CopyTo(stm: IStream;cb : LargeInt;out cbRead : LargeInt;
out cbWritten : LargeInt) : HRESULT;stdcall;
function Commit(grfCommitFlags : Longint) : HRESULT;stdcall;
function Revert : HRESULT;stdcall;
function LockRegion(libOffset : LargeInt;cb : LargeInt;
dwLockType : Longint) : HRESULT;stdcall;
function UnlockRegion(libOffset : LargeInt;cb : LargeInt;
dwLockType : Longint) : HRESULT;stdcall;
Function Stat(out statstg : TStatStg;grfStatFlag : Longint) : HRESULT;stdcall;
function Clone(out stm : IStream) : HRESULT;stdcall;
end;
 
function EqualRect(const r1,r2 : TRect) : Boolean;
function Rect(Left,Top,Right,Bottom : Integer) : TRect;
function Bounds(ALeft,ATop,AWidth,AHeight : Integer) : TRect;
function Point(x,y : Integer) : TPoint;
function PtInRect(const Rect : TRect; const p : TPoint) : Boolean;
function IntersectRect(var Rect : TRect; const R1,R2 : TRect) : Boolean;
function UnionRect(var Rect : TRect; const R1,R2 : TRect) : Boolean;
function IsRectEmpty(const Rect : TRect) : Boolean;
function OffsetRect(var Rect : TRect;DX : Integer;DY : Integer) : Boolean;
function CenterPoint(const Rect: TRect): TPoint;
function InflateRect(var Rect: TRect; dx: Integer; dy: Integer): Boolean;
function Size(AWidth, AHeight: Integer): TSize;
function Size(ARect: TRect): TSize;
 
implementation
 
 
function EqualRect(const r1,r2 : TRect) : Boolean;
 
begin
EqualRect:=(r1.left=r2.left) and (r1.right=r2.right) and (r1.top=r2.top) and (r1.bottom=r2.bottom);
end;
 
 
function Rect(Left,Top,Right,Bottom : Integer) : TRect;
 
begin
Rect.Left:=Left;
Rect.Top:=Top;
Rect.Right:=Right;
Rect.Bottom:=Bottom;
end;
 
 
function Bounds(ALeft,ATop,AWidth,AHeight : Integer) : TRect;
 
begin
Bounds.Left:=ALeft;
Bounds.Top:=ATop;
Bounds.Right:=ALeft+AWidth;
Bounds.Bottom:=ATop+AHeight;
end;
 
 
function Point(x,y : Integer) : TPoint;
 
begin
Point.x:=x;
Point.y:=y;
end;
 
function PtInRect(const Rect : TRect;const p : TPoint) : Boolean;
 
begin
PtInRect:=(p.y>=Rect.Top) and
(p.y<Rect.Bottom) and
(p.x>=Rect.Left) and
(p.x<Rect.Right);
end;
 
 
function IntersectRect(var Rect : TRect;const R1,R2 : TRect) : Boolean;
 
begin
Rect:=R1;
with R2 do
begin
if Left>R1.Left then
Rect.Left:=Left;
if Top>R1.Top then
Rect.Top:=Top;
if Right<R1.Right then
Rect.Right:=Right;
if Bottom<R1.Bottom then
Rect.Bottom:=Bottom;
end;
if IsRectEmpty(Rect) then
begin
FillChar(Rect,SizeOf(Rect),0);
IntersectRect:=false;
end
else
IntersectRect:=true;
end;
 
function UnionRect(var Rect : TRect;const R1,R2 : TRect) : Boolean;
begin
Rect:=R1;
with R2 do
begin
if Left<R1.Left then
Rect.Left:=Left;
if Top<R1.Top then
Rect.Top:=Top;
if Right>R1.Right then
Rect.Right:=Right;
if Bottom>R1.Bottom then
Rect.Bottom:=Bottom;
end;
if IsRectEmpty(Rect) then
begin
FillChar(Rect,SizeOf(Rect),0);
UnionRect:=false;
end
else
UnionRect:=true;
end;
 
function IsRectEmpty(const Rect : TRect) : Boolean;
begin
IsRectEmpty:=(Rect.Right<=Rect.Left) or (Rect.Bottom<=Rect.Top);
end;
 
function OffsetRect(var Rect : TRect;DX : Integer;DY : Integer) : Boolean;
begin
if assigned(@Rect) then
begin
with Rect do
begin
inc(Left,dx);
inc(Top,dy);
inc(Right,dx);
inc(Bottom,dy);
end;
OffsetRect:=true;
end
else
OffsetRect:=false;
end;
 
function CenterPoint(const Rect: TRect): TPoint;
 
begin
With Rect do
begin
Result.X:=(Left+Right) div 2;
Result.Y:=(Top+Bottom) div 2;
end;
end;
 
function InflateRect(var Rect: TRect; dx: Integer; dy: Integer): Boolean;
begin
if Assigned(@Rect) then
begin
with Rect do
begin
dec(Left, dx);
dec(Top, dy);
inc(Right, dx);
inc(Bottom, dy);
end;
Result := True;
end
else
Result := False;
end;
 
function Size(AWidth, AHeight: Integer): TSize;
begin
Result.cx := AWidth;
Result.cy := AHeight;
end;
 
function Size(ARect: TRect): TSize;
begin
Result.cx := ARect.Right - ARect.Left;
Result.cy := ARect.Bottom - ARect.Top;
end;
 
 
 
end.