diff options
Diffstat (limited to 'Game/Code/Classes/UCommon.pas')
-rw-r--r-- | Game/Code/Classes/UCommon.pas | 603 |
1 files changed, 301 insertions, 302 deletions
diff --git a/Game/Code/Classes/UCommon.pas b/Game/Code/Classes/UCommon.pas index 43017aff..65d98e30 100644 --- a/Game/Code/Classes/UCommon.pas +++ b/Game/Code/Classes/UCommon.pas @@ -1,302 +1,301 @@ -unit UCommon; - -interface - -{$IFDEF FPC} - {$MODE Delphi} -{$ENDIF} - -{$I switches.inc} - -uses - SysUtils, -{$IFDEF LAZARUS} - lResources, -{$ENDIF} - ULog, -{$IFDEF DARWIN} - messages, -{$ENDIF} -{$IFDEF win32} - windows; -{$ELSE} - lcltype, - messages; -{$ENDIF} - -{$IFNDEF win32} -type - hStream = THandle; - HGLRC = THandle; - TLargeInteger = Int64; - TWin32FindData = LongInt; -{$ENDIF} - -{$IFDEF LAZARUS} - function LazFindResource( const aName, aType : String ): TLResource; -{$ENDIF} - -{$IFDEF FPC} - -function RandomRange(aMin: Integer; aMax: Integer) : Integer; - -function MaxValue(const Data: array of Double): Double; -function MinValue(const Data: array of Double): Double; - - {$IFDEF WIN32} - type - TWndMethod = procedure(var Message: TMessage) of object; - function AllocateHWnd(Method: TWndMethod): HWND; - procedure DeallocateHWnd(Wnd: HWND); - {$ENDIF} // Win32 - -{$ENDIF} // FPC Only - -function StringReplaceW(text : WideString; search, rep: WideChar):WideString; -function AdaptFilePaths( const aPath : widestring ): widestring; - - -{$IFNDEF win32} -(* - function QueryPerformanceCounter(lpPerformanceCount:TLARGEINTEGER):Bool; - function QueryPerformanceFrequency(lpFrequency:TLARGEINTEGER):Bool; -*) - procedure ZeroMemory( Destination: Pointer; Length: DWORD ); -{$ENDIF} - -{$IFDEF MSWINDOWS} - -type - TSearchRecW = record - Time: Integer; - Size: Integer; - Attr: Integer; - Name: WideString; - ExcludeAttr: Integer; - FindHandle: THandle; - FindData: TWin32FindDataW; - end; - - function FindFirstW(const Path: WideString; Attr: Integer; var F: TSearchRecW): Integer; - function FindNextW(var F: TSearchRecW): Integer; - procedure FindCloseW(var F: TSearchRecW); - function FindMatchingFileW(var F: TSearchRecW): Integer; - function DirectoryExistsW(const Directory: widestring): Boolean; -{$endif} - -implementation - -function StringReplaceW(text : WideString; search, rep: WideChar):WideString; -var - iPos : integer; -// sTemp : WideString; -begin -(* - result := text; - iPos := Pos(search, result); - while (iPos > 0) do - begin - sTemp := copy(result, iPos + length(search), length(result)); - result := copy(result, 1, iPos - 1) + rep + sTEmp; - iPos := Pos(search, result); - end; -*) - result := text; - - if search = rep then - exit; - - for iPos := 0 to length( result ) - 1 do - begin - if result[ iPos ] = search then - result[ iPos ] := rep; - end; -end; - -function AdaptFilePaths( const aPath : widestring ): widestring; -begin - result := StringReplaceW( aPath, '\', PathDelim );//, [rfReplaceAll] ); -end; - - -{$IFNDEF win32} -procedure ZeroMemory( Destination: Pointer; Length: DWORD ); -begin - FillChar( Destination^, Length, 0 ); -end; //ZeroMemory - -(* -function QueryPerformanceCounter(lpPerformanceCount:TLARGEINTEGER):Bool; - - // From http://en.wikipedia.org/wiki/RDTSC - function RDTSC: Int64; register; - asm - rdtsc - end; - -begin - // Use clock_gettime here maybe ... from libc - lpPerformanceCount := RDTSC(); - result := true; -end; - -function QueryPerformanceFrequency(lpFrequency:TLARGEINTEGER):Bool; -begin - lpFrequency := 0; - result := true; -end; -*) -{$ENDIF} - - -{$IFDEF LAZARUS} - -function LazFindResource( const aName, aType : String ): TLResource; -var - iCount : Integer; -begin - result := nil; - - for iCount := 0 to LazarusResources.count -1 do - begin - if ( LazarusResources.items[ iCount ].Name = aName ) AND - ( LazarusResources.items[ iCount ].ValueType = aType ) THEN - begin - result := LazarusResources.items[ iCount ]; - exit; - end; - end; -end; -{$ENDIF} - -{$IFDEF FPC} -function MaxValue(const Data: array of Double): Double; -var - I: Integer; -begin - Result := Data[Low(Data)]; - for I := Low(Data) + 1 to High(Data) do - if Result < Data[I] then - Result := Data[I]; -end; - -function MinValue(const Data: array of Double): Double; -var - I: Integer; -begin - Result := Data[Low(Data)]; - for I := Low(Data) + 1 to High(Data) do - if Result > Data[I] then - Result := Data[I]; -end; - -function RandomRange(aMin: Integer; aMax: Integer) : Integer; -begin -RandomRange := Random(aMax-aMin) + aMin ; -end; - - -// NOTE !!!!!!!!!! -// AllocateHWnd is in lclintfh.inc - -{$IFDEF MSWINDOWS} -// TODO : JB this is dodgey and bad... find a REAL solution ! -function AllocateHWnd(Method: TWndMethod): HWND; -var - TempClass: TWndClass; - ClassRegistered: Boolean; -begin - Result := CreateWindowEx(WS_EX_TOOLWINDOW, '', '', WS_POPUP , 0, 0, 0, 0, 0, 0, HInstance, nil); -end; - -procedure DeallocateHWnd(Wnd: HWND); -var - Instance: Pointer; -begin - Instance := Pointer(GetWindowLong(Wnd, GWL_WNDPROC)); - DestroyWindow(Wnd); -end; -{$ENDIF} -{$IFDEF DARWIN} -// TODO : Situation for the mac isn't better ! -function AllocateHWnd(Method: TWndMethod): HWND; -begin -end; - -procedure DeallocateHWnd(Wnd: HWND); -begin -end; -{$ENDIF} - - - - -{$ENDIF} - -{$ifdef MSWINDOWS} -function FindFirstW(const Path: widestring; Attr: Integer; var F: TSearchRecW): Integer; -const - faSpecial = faHidden or faSysFile or faVolumeID or faDirectory; -begin - F.ExcludeAttr := not Attr and faSpecial; - F.FindHandle := FindFirstFileW(PWideChar(Path), F.FindData); - if F.FindHandle <> INVALID_HANDLE_VALUE then - begin - Result := FindMatchingFileW(F); - if Result <> 0 then FindCloseW(F); - end else - Result := GetLastError; -end; - -function FindNextW(var F: TSearchRecW): Integer; -begin - if FindNextFileW(F.FindHandle, F.FindData) then - Result := FindMatchingFileW(F) - else - Result := GetLastError; -end; - -procedure FindCloseW(var F: TSearchRecW); -begin - if F.FindHandle <> INVALID_HANDLE_VALUE then - begin - Windows.FindClose(F.FindHandle); - F.FindHandle := INVALID_HANDLE_VALUE; - end; -end; - -function FindMatchingFileW(var F: TSearchRecW): Integer; -var - LocalFileTime: TFileTime; -begin - with F do - begin - while FindData.dwFileAttributes and ExcludeAttr <> 0 do - if not FindNextFileW(FindHandle, FindData) then - begin - Result := GetLastError; - Exit; - end; - FileTimeToLocalFileTime(FindData.ftLastWriteTime, LocalFileTime); - FileTimeToDosDateTime(LocalFileTime, LongRec(Time).Hi, LongRec(Time).Lo); - Size := FindData.nFileSizeLow; - Attr := FindData.dwFileAttributes; - Name := FindData.cFileName; - end; - Result := 0; -end; - -function DirectoryExistsW(const Directory: widestring): Boolean; -var - Code: Integer; -begin - Code := GetFileAttributesW(PWideChar(Directory)); - Result := (Code <> -1) and (FILE_ATTRIBUTE_DIRECTORY and Code <> 0); -end; -{$endif} - - - - - -end. +unit UCommon;
+
+interface
+
+{$IFDEF FPC}
+ {$MODE Delphi}
+{$ENDIF}
+
+{$I switches.inc}
+
+uses
+ SysUtils,
+{$IFDEF LAZARUS}
+ lResources,
+{$ENDIF}
+ ULog,
+{$IFDEF DARWIN}
+ messages,
+{$ENDIF}
+{$IFDEF win32}
+ windows;
+{$ELSE}
+ lcltype,
+ messages;
+{$ENDIF}
+
+{$IFNDEF win32}
+type
+ hStream = THandle;
+ HGLRC = THandle;
+ TLargeInteger = Int64;
+ TWin32FindData = LongInt;
+{$ENDIF}
+
+{$IFDEF LAZARUS}
+ function LazFindResource( const aName, aType : String ): TLResource;
+{$ENDIF}
+
+{$IFDEF FPC}
+
+function RandomRange(aMin: Integer; aMax: Integer) : Integer;
+
+function MaxValue(const Data: array of Double): Double;
+function MinValue(const Data: array of Double): Double;
+
+ {$IFDEF WIN32}
+ type
+ TWndMethod = procedure(var Message: TMessage) of object;
+ function AllocateHWnd(Method: TWndMethod): HWND;
+ procedure DeallocateHWnd(Wnd: HWND);
+ {$ENDIF} // Win32
+
+{$ENDIF} // FPC Only
+
+function StringReplaceW(text : WideString; search, rep: WideChar):WideString;
+function AdaptFilePaths( const aPath : widestring ): widestring;
+
+
+{$IFNDEF win32}
+(*
+ function QueryPerformanceCounter(lpPerformanceCount:TLARGEINTEGER):Bool;
+ function QueryPerformanceFrequency(lpFrequency:TLARGEINTEGER):Bool;
+*)
+ procedure ZeroMemory( Destination: Pointer; Length: DWORD );
+{$ENDIF}
+
+{$IFNDEF FPC}
+type
+ TSearchRecW = record
+ Time: Integer;
+ Size: Integer;
+ Attr: Integer;
+ Name: WideString;
+ ExcludeAttr: Integer;
+ FindHandle: THandle;
+ FindData: TWin32FindDataW;
+ end;
+
+ function FindFirstW(const Path: WideString; Attr: Integer; var F: TSearchRecW): Integer;
+ function FindNextW(var F: TSearchRecW): Integer;
+ procedure FindCloseW(var F: TSearchRecW);
+ function FindMatchingFileW(var F: TSearchRecW): Integer;
+ function DirectoryExistsW(const Directory: widestring): Boolean;
+{$endif}
+
+implementation
+
+function StringReplaceW(text : WideString; search, rep: WideChar):WideString;
+var
+ iPos : integer;
+// sTemp : WideString;
+begin
+(*
+ result := text;
+ iPos := Pos(search, result);
+ while (iPos > 0) do
+ begin
+ sTemp := copy(result, iPos + length(search), length(result));
+ result := copy(result, 1, iPos - 1) + rep + sTEmp;
+ iPos := Pos(search, result);
+ end;
+*)
+ result := text;
+
+ if search = rep then
+ exit;
+
+ for iPos := 0 to length( result ) - 1 do
+ begin
+ if result[ iPos ] = search then
+ result[ iPos ] := rep;
+ end;
+end;
+
+function AdaptFilePaths( const aPath : widestring ): widestring;
+begin
+ result := StringReplaceW( aPath, '\', PathDelim );//, [rfReplaceAll] );
+end;
+
+
+{$IFNDEF win32}
+procedure ZeroMemory( Destination: Pointer; Length: DWORD );
+begin
+ FillChar( Destination^, Length, 0 );
+end; //ZeroMemory
+
+(*
+function QueryPerformanceCounter(lpPerformanceCount:TLARGEINTEGER):Bool;
+
+ // From http://en.wikipedia.org/wiki/RDTSC
+ function RDTSC: Int64; register;
+ asm
+ rdtsc
+ end;
+
+begin
+ // Use clock_gettime here maybe ... from libc
+ lpPerformanceCount := RDTSC();
+ result := true;
+end;
+
+function QueryPerformanceFrequency(lpFrequency:TLARGEINTEGER):Bool;
+begin
+ lpFrequency := 0;
+ result := true;
+end;
+*)
+{$ENDIF}
+
+
+{$IFDEF LAZARUS}
+
+function LazFindResource( const aName, aType : String ): TLResource;
+var
+ iCount : Integer;
+begin
+ result := nil;
+
+ for iCount := 0 to LazarusResources.count -1 do
+ begin
+ if ( LazarusResources.items[ iCount ].Name = aName ) AND
+ ( LazarusResources.items[ iCount ].ValueType = aType ) THEN
+ begin
+ result := LazarusResources.items[ iCount ];
+ exit;
+ end;
+ end;
+end;
+{$ENDIF}
+
+{$IFDEF FPC}
+function MaxValue(const Data: array of Double): Double;
+var
+ I: Integer;
+begin
+ Result := Data[Low(Data)];
+ for I := Low(Data) + 1 to High(Data) do
+ if Result < Data[I] then
+ Result := Data[I];
+end;
+
+function MinValue(const Data: array of Double): Double;
+var
+ I: Integer;
+begin
+ Result := Data[Low(Data)];
+ for I := Low(Data) + 1 to High(Data) do
+ if Result > Data[I] then
+ Result := Data[I];
+end;
+
+function RandomRange(aMin: Integer; aMax: Integer) : Integer;
+begin
+RandomRange := Random(aMax-aMin) + aMin ;
+end;
+
+
+// NOTE !!!!!!!!!!
+// AllocateHWnd is in lclintfh.inc
+
+{$IFDEF MSWINDOWS}
+// TODO : JB this is dodgey and bad... find a REAL solution !
+function AllocateHWnd(Method: TWndMethod): HWND;
+var
+ TempClass: TWndClass;
+ ClassRegistered: Boolean;
+begin
+ Result := CreateWindowEx(WS_EX_TOOLWINDOW, '', '', WS_POPUP , 0, 0, 0, 0, 0, 0, HInstance, nil);
+end;
+
+procedure DeallocateHWnd(Wnd: HWND);
+var
+ Instance: Pointer;
+begin
+ Instance := Pointer(GetWindowLong(Wnd, GWL_WNDPROC));
+ DestroyWindow(Wnd);
+end;
+{$ENDIF}
+{$IFDEF DARWIN}
+// TODO : Situation for the mac isn't better !
+function AllocateHWnd(Method: TWndMethod): HWND;
+begin
+end;
+
+procedure DeallocateHWnd(Wnd: HWND);
+begin
+end;
+{$ENDIF}
+
+
+
+
+{$ENDIF}
+
+{$ifNdef FPC}
+function FindFirstW(const Path: widestring; Attr: Integer; var F: TSearchRecW): Integer;
+const
+ faSpecial = faHidden or faSysFile or faVolumeID or faDirectory;
+begin
+ F.ExcludeAttr := not Attr and faSpecial;
+ F.FindHandle := FindFirstFileW(PWideChar(Path), F.FindData);
+ if F.FindHandle <> INVALID_HANDLE_VALUE then
+ begin
+ Result := FindMatchingFileW(F);
+ if Result <> 0 then FindCloseW(F);
+ end else
+ Result := GetLastError;
+end;
+
+function FindNextW(var F: TSearchRecW): Integer;
+begin
+ if FindNextFileW(F.FindHandle, F.FindData) then
+ Result := FindMatchingFileW(F)
+ else
+ Result := GetLastError;
+end;
+
+procedure FindCloseW(var F: TSearchRecW);
+begin
+ if F.FindHandle <> INVALID_HANDLE_VALUE then
+ begin
+ Windows.FindClose(F.FindHandle);
+ F.FindHandle := INVALID_HANDLE_VALUE;
+ end;
+end;
+
+function FindMatchingFileW(var F: TSearchRecW): Integer;
+var
+ LocalFileTime: TFileTime;
+begin
+ with F do
+ begin
+ while FindData.dwFileAttributes and ExcludeAttr <> 0 do
+ if not FindNextFileW(FindHandle, FindData) then
+ begin
+ Result := GetLastError;
+ Exit;
+ end;
+ FileTimeToLocalFileTime(FindData.ftLastWriteTime, LocalFileTime);
+ FileTimeToDosDateTime(LocalFileTime, LongRec(Time).Hi, LongRec(Time).Lo);
+ Size := FindData.nFileSizeLow;
+ Attr := FindData.dwFileAttributes;
+ Name := FindData.cFileName;
+ end;
+ Result := 0;
+end;
+
+function DirectoryExistsW(const Directory: widestring): Boolean;
+var
+ Code: Integer;
+begin
+ Code := GetFileAttributesW(PWideChar(Directory));
+ Result := (Code <> -1) and (FILE_ATTRIBUTE_DIRECTORY and Code <> 0);
+end;
+{$endif}
+
+
+
+
+
+end.
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