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-rw-r--r--src/classes/UPlatform.pas174
1 files changed, 0 insertions, 174 deletions
diff --git a/src/classes/UPlatform.pas b/src/classes/UPlatform.pas
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index 1dcdb5b9..00000000
--- a/src/classes/UPlatform.pas
+++ /dev/null
@@ -1,174 +0,0 @@
-unit UPlatform;
-
-// Comment by Eddie:
-// This unit defines an interface for platform specific utility functions.
-// The Interface is implemented in separate files for each platform:
-// UPlatformWindows, UPlatformLinux and UPlatformMacOSX.
-
-interface
-
-{$IFDEF FPC}
- {$MODE Delphi}
-{$ENDIF}
-
-{$I switches.inc}
-
-uses Classes;
-
-type
- TDirectoryEntry = record
- Name : WideString;
- IsDirectory : boolean;
- IsFile : boolean;
- end;
-
- TDirectoryEntryArray = array of TDirectoryEntry;
-
- TPlatform = class
- function GetExecutionDir(): string;
- procedure Init; virtual;
- function DirectoryFindFiles(Dir, Filter: WideString; ReturnAllSubDirs: boolean): TDirectoryEntryArray; virtual; abstract;
- function TerminateIfAlreadyRunning(var WndTitle : string): boolean; virtual;
- function FindSongFile(Dir, Mask: WideString): WideString; virtual;
- procedure Halt; virtual;
- function GetLogPath : WideString; virtual; abstract;
- function GetGameSharedPath : WideString; virtual; abstract;
- function GetGameUserPath : WideString; virtual; abstract;
- function CopyFile(const Source, Target: WideString; FailIfExists: boolean): boolean; virtual;
- end;
-
- function Platform(): TPlatform;
-
-implementation
-
-uses
- SysUtils,
- {$IFDEF MSWINDOWS}
- UPlatformWindows,
- {$ENDIF}
- {$IFDEF LINUX}
- UPlatformLinux,
- {$ENDIF}
- {$IFDEF DARWIN}
- UPlatformMacOSX,
- {$ENDIF}
- ULog;
-
-
-// I have modified it to use the Platform_singleton in this location ( in the implementaiton )
-// so that this variable can NOT be overwritten from anywhere else in the application.
-// the accessor function platform, emulates all previous calls to work the same way.
-var
- Platform_singleton : TPlatform;
-
-function Platform : TPlatform;
-begin
- Result := Platform_singleton;
-end;
-
-(**
- * Default Init() implementation
- *)
-procedure TPlatform.Init;
-begin
-end;
-
-(**
- * Default Halt() implementation
- *)
-procedure TPlatform.Halt;
-begin
- // Note: Application.terminate is NOT the same
- System.Halt;
-end;
-
-{**
- * Returns the directory of the executable
- *}
-function TPlatform.GetExecutionDir(): string;
-begin
- Result := ExtractFilePath(ParamStr(0));
-end;
-
-(**
- * Default TerminateIfAlreadyRunning() implementation
- *)
-function TPlatform.TerminateIfAlreadyRunning(var WndTitle : string): Boolean;
-begin
- Result := false;
-end;
-
-(**
- * Default FindSongFile() implementation
- *)
-function TPlatform.FindSongFile(Dir, Mask: WideString): WideString;
-var
- SR: TSearchRec; // for parsing song directory
-begin
- Result := '';
- if SysUtils.FindFirst(Dir + Mask, faDirectory, SR) = 0 then
- begin
- Result := SR.Name;
- end;
- SysUtils.FindClose(SR);
-end;
-
-function TPlatform.CopyFile(const Source, Target: WideString; FailIfExists: boolean): boolean;
-const
- COPY_BUFFER_SIZE = 4096; // a good tradeoff between speed and memory consumption
-var
- SourceFile, TargetFile: TFileStream;
- FileCopyBuffer: array [0..COPY_BUFFER_SIZE-1] of byte; // temporary copy-buffer.
- NumberOfBytes: integer; // number of bytes read from SourceFile
-begin
- Result := false;
- SourceFile := nil;
- TargetFile := nil;
-
- // if overwrite is disabled return if the target file already exists
- if (FailIfExists and FileExists(Target)) then
- Exit;
-
- try
- try
- // open source and target file (might throw an exception on error)
- SourceFile := TFileStream.Create(Source, fmOpenRead);
- TargetFile := TFileStream.Create(Target, fmCreate or fmOpenWrite);
-
- while true do
- begin
- // read a block from the source file and check for errors or EOF
- NumberOfBytes := SourceFile.Read(FileCopyBuffer, SizeOf(FileCopyBuffer));
- if (NumberOfBytes <= 0) then
- Break;
- // write block to target file and check if everything was written
- if (TargetFile.Write(FileCopyBuffer, NumberOfBytes) <> NumberOfBytes) then
- Exit;
- end;
- except
- Exit;
- end;
- finally
- SourceFile.Free;
- TargetFile.Free;
- end;
-
- Result := true;
-end;
-
-
-initialization
-{$IFDEF MSWINDOWS}
- Platform_singleton := TPlatformWindows.Create;
-{$ENDIF}
-{$IFDEF LINUX}
- Platform_singleton := TPlatformLinux.Create;
-{$ENDIF}
-{$IFDEF DARWIN}
- Platform_singleton := TPlatformMacOSX.Create;
-{$ENDIF}
-
-finalization
- Platform_singleton.Free;
-
-end.