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authortobigun <tobigun@b956fd51-792f-4845-bead-9b4dfca2ff2c>2009-03-21 19:11:54 +0000
committertobigun <tobigun@b956fd51-792f-4845-bead-9b4dfca2ff2c>2009-03-21 19:11:54 +0000
commit31b5e9286f721b7cc81f620a28d8de5d0087c63c (patch)
tree6e2633706ea7660e21246940d06330e0d0098a44 /src/base/UCore.pas
parent786adb9a238a6e8a4e49b16f691a926c265da232 (diff)
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New plugin mode reverted (will be moved to a branch afterwards).
Party mode might work again (untested). This might break linux compatibility. git-svn-id: svn://svn.code.sf.net/p/ultrastardx/svn/trunk@1641 b956fd51-792f-4845-bead-9b4dfca2ff2c
Diffstat (limited to 'src/base/UCore.pas')
-rw-r--r--src/base/UCore.pas550
1 files changed, 0 insertions, 550 deletions
diff --git a/src/base/UCore.pas b/src/base/UCore.pas
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-{* UltraStar Deluxe - Karaoke Game
- *
- * UltraStar Deluxe is the legal property of its developers, whose names
- * are too numerous to list here. Please refer to the COPYRIGHT
- * file distributed with this source distribution.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING. If not, write to
- * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
- * Boston, MA 02110-1301, USA.
- *
- * $URL$
- * $Id$
- *}
-
-unit UCore;
-
-interface
-
-{$IFDEF FPC}
- {$MODE Delphi}
-{$ENDIF}
-
-{$I switches.inc}
-
-uses
- uPluginDefs,
- uCoreModule,
- UHooks,
- UServices,
- UModules;
-
-{*********************
- TCore
- Class manages all CoreModules, the StartUp, the MainLoop and the shutdown process
- Also, it does some error handling, and maybe sometime multithreaded loading ;)
-*********************}
-
-type
- TModuleListItem = record
- Module: TCoreModule; // Instance of the modules class
- Info: TModuleInfo; // ModuleInfo returned by modules modulinfo proc
- NeedsDeInit: boolean; // True if module was succesful inited
- end;
-
- TCore = class
- private
- // Some Hook Handles. See Plugin SDKs Hooks.txt for Infos
- hLoadingFinished: THandle;
- hMainLoop: THandle;
- hTranslate: THandle;
- hLoadTextures: THandle;
- hExitQuery: THandle;
- hExit: THandle;
- hDebug: THandle;
- hError: THandle;
- sReportError: THandle;
- sReportDebug: THandle;
- sShowMessage: THandle;
- sRetranslate: THandle;
- sReloadTextures: THandle;
- sGetModuleInfo: THandle;
- sGetApplicationHandle: THandle;
-
- Modules: array [0..High(CORE_MODULES_TO_LOAD)] of TModuleListItem;
-
- // Cur + Last Executed Setting and Getting ;)
- iCurExecuted: integer;
- iLastExecuted: integer;
-
- procedure SetCurExecuted(Value: integer);
-
- // Function Get all Modules and Creates them
- function GetModules: boolean;
-
- // Loads Core and all Modules
- function Load: boolean;
-
- // Inits Core and all Modules
- function Init: boolean;
-
- // DeInits Core and all Modules
- function DeInit: boolean;
-
- // Load the Core
- function LoadCore: boolean;
-
- // Init the Core
- function InitCore: boolean;
-
- // DeInit the Core
- function DeInitCore: boolean;
-
- // Called one time per frame
- function MainLoop: boolean;
-
- public
- Hooks: THookManager; // The Hook Manager ;)
- Services: TServiceManager; // The Service Manager
-
- Name: string; // Name of this application
- Version: LongWord; // Version of this ". For info look plugindefs functions
-
- LastErrorReporter: string; // Who reported the last error string
- LastErrorString: string; // Last error string reported
-
- property CurExecuted: integer read iCurExecuted write SetCurExecuted; //ID of plugin or module curently executed
- property LastExecuted: integer read iLastExecuted;
-
- //---------------
- // Main methods to control the core:
- //---------------
- constructor Create(const cName: string; const cVersion: LongWord);
-
- // Starts loading and init process. Then runs MainLoop. DeInits on shutdown
- procedure Run;
-
- // Method for other classes to get pointer to a specific module
- function GetModulebyName(const Name: string): PCoreModule;
-
- //--------------
- // Hook and service procs:
- //--------------
- function ShowMessage(wParam: TwParam; lParam: TlParam): integer; //Shows a Message (lParam: PChar Text, wParam: Symbol)
- function ReportError(wParam: TwParam; lParam: TlParam): integer; //Shows a Message (wParam: Pchar(Message), lParam: PChar(Reportername))
- function ReportDebug(wParam: TwParam; lParam: TlParam): integer; //Shows a Message (wParam: Pchar(Message), lParam: PChar(Reportername))
- function Retranslate(wParam: TwParam; lParam: TlParam): integer; //Calls Translate hook
- function ReloadTextures(wParam: TwParam; lParam: TlParam): integer; //Calls LoadTextures hook
- function GetModuleInfo(wParam: TwParam; lParam: TlParam): integer; //If lParam = nil then get length of Moduleinfo array. If lparam <> nil then write array of TModuleInfo to address at lparam
- function GetApplicationHandle(wParam: TwParam; lParam: TlParam): integer; //Returns Application Handle
- end;
-
-var
- Core: TCore;
-
-implementation
-
-uses
- {$IFDEF win32}
- Windows,
- {$ENDIF}
- SysUtils;
-
-//-------------
-// Create - Creates Class + Hook and Service Manager
-//-------------
-constructor TCore.Create(const cName: string; const cVersion: LongWord);
-begin
- inherited Create;
-
- Name := cName;
- Version := cVersion;
- iLastExecuted := 0;
- iCurExecuted := 0;
-
- LastErrorReporter := '';
- LastErrorString := '';
-
- Hooks := THookManager.Create(50);
- Services := TServiceManager.Create;
-end;
-
-//-------------
-// Starts Loading and Init process. Then runs MainLoop. DeInits on shutdown
-//-------------
-procedure TCore.Run;
-var
- Success: boolean;
-
- procedure HandleError(const ErrorMsg: string);
- begin
- if (LastErrorString <> '') then
- Self.ShowMessage(CORE_SM_ERROR, PChar(ErrorMsg + ': ' + LastErrorString))
- else
- Self.ShowMessage(CORE_SM_ERROR, PChar(ErrorMsg));
-
- // DeInit
- DeInit;
- end;
-
-begin
- // Get modules
- try
- Success := GetModules();
- except
- Success := false;
- end;
-
- if (not Success) then
- begin
- HandleError('Error Getting Modules');
- Exit;
- end;
-
- // Loading
- try
- Success := Load();
- except
- Success := false;
- end;
-
- if (not Success) then
- begin
- HandleError('Error loading Modules');
- Exit;
- end;
-
- // Init
- try
- Success := Init();
- except
- Success := false;
- end;
-
- if (not Success) then
- begin
- HandleError('Error initing Modules');
- Exit;
- end;
-
- // Call Translate Hook
- if (Hooks.CallEventChain(hTranslate, 0, nil) <> 0) then
- begin
- HandleError('Error translating');
- Exit;
- end;
-
- // Calls LoadTextures Hook
- if (Hooks.CallEventChain(hLoadTextures, 0, nil) <> 0) then
- begin
- HandleError('Error loading textures');
- Exit;
- end;
-
- // Calls Loading Finished Hook
- if (Hooks.CallEventChain(hLoadingFinished, 0, nil) <> 0) then
- begin
- HandleError('Error calling LoadingFinished Hook');
- Exit;
- end;
-
- // Start MainLoop
- while Success do
- begin
- Success := MainLoop();
- // to-do : Call Display Draw here
- end;
-end;
-
-//-------------
-// Called one time per frame
-//-------------
-function TCore.MainLoop: boolean;
-begin
- Result := false;
-end;
-
-//-------------
-// Function get all modules and creates them
-//-------------
-function TCore.GetModules: boolean;
-var
- i: integer;
-begin
- Result := false;
- for i := 0 to high(Modules) do
- begin
- try
- Modules[i].NeedsDeInit := false;
- Modules[i].Module := CORE_MODULES_TO_LOAD[i].Create;
- Modules[i].Module.Info(@Modules[i].Info);
- except
- ReportError(integer(PChar('Can''t get module #' + InttoStr(i) + ' "' + Modules[i].Info.Name + '"')), PChar('Core'));
- Exit;
- end;
- end;
- Result := true;
-end;
-
-//-------------
-// Loads core and all modules
-//-------------
-function TCore.Load: boolean;
-var
- i: integer;
-begin
- Result := LoadCore;
-
- for i := 0 to High(CORE_MODULES_TO_LOAD) do
- begin
- try
- Result := Modules[i].Module.Load;
- except
- Result := false;
- end;
-
- if (not Result) then
- begin
- ReportError(integer(PChar('Error loading module #' + InttoStr(i) + ' "' + Modules[i].Info.Name + '"')), PChar('Core'));
- break;
- end;
- end;
-end;
-
-//-------------
-// Inits core and all modules
-//-------------
-function TCore.Init: boolean;
-var
- i: integer;
-begin
- Result := InitCore;
-
- for i := 0 to High(CORE_MODULES_TO_LOAD) do
- begin
- try
- Result := Modules[i].Module.Init;
- except
- Result := false;
- end;
-
- if (not Result) then
- begin
- ReportError(integer(PChar('Error initing module #' + InttoStr(i) + ' "' + Modules[i].Info.Name + '"')), PChar('Core'));
- break;
- end;
-
- Modules[i].NeedsDeInit := Result;
- end;
-end;
-
-//-------------
-// DeInits core and all modules
-//-------------
-function TCore.DeInit: boolean;
-var
- i: integer;
-begin
-
- for i := High(CORE_MODULES_TO_LOAD) downto 0 do
- begin
- try
- if (Modules[i].NeedsDeInit) then
- Modules[i].Module.DeInit;
- except
- end;
- end;
-
- DeInitCore;
-
- Result := true;
-end;
-
-//-------------
-// Load the Core
-//-------------
-function TCore.LoadCore: boolean;
-begin
- hLoadingFinished := Hooks.AddEvent('Core/LoadingFinished');
- hMainLoop := Hooks.AddEvent('Core/MainLoop');
- hTranslate := Hooks.AddEvent('Core/Translate');
- hLoadTextures := Hooks.AddEvent('Core/LoadTextures');
- hExitQuery := Hooks.AddEvent('Core/ExitQuery');
- hExit := Hooks.AddEvent('Core/Exit');
- hDebug := Hooks.AddEvent('Core/NewDebugInfo');
- hError := Hooks.AddEvent('Core/NewError');
-
- sReportError := Services.AddService('Core/ReportError', nil, Self.ReportError);
- sReportDebug := Services.AddService('Core/ReportDebug', nil, Self.ReportDebug);
- sShowMessage := Services.AddService('Core/ShowMessage', nil, Self.ShowMessage);
- sRetranslate := Services.AddService('Core/Retranslate', nil, Self.Retranslate);
- sReloadTextures := Services.AddService('Core/ReloadTextures', nil, Self.ReloadTextures);
- sGetModuleInfo := Services.AddService('Core/GetModuleInfo', nil, Self.GetModuleInfo);
- sGetApplicationHandle := Services.AddService('Core/GetApplicationHandle', nil, Self.GetApplicationHandle);
-
- // A little Test
- Hooks.AddSubscriber('Core/NewError', HookTest);
-
- result := true;
-end;
-
-//-------------
-// Init the Core
-//-------------
-function TCore.InitCore: boolean;
-begin
- //Don not init something atm.
- result := true;
-end;
-
-//-------------
-// DeInit the Core
-//-------------
-function TCore.DeInitCore: boolean;
-begin
- // TODO: write TService-/HookManager. Free and call it here
- Result := true;
-end;
-
-//-------------
-// Method for other classes to get pointer to a specific module
-//-------------
-function TCore.GetModuleByName(const Name: string): PCoreModule;
-var i: integer;
-begin
- Result := nil;
- for i := 0 to High(Modules) do
- begin
- if (Modules[i].Info.Name = Name) then
- begin
- Result := @Modules[i].Module;
- Break;
- end;
- end;
-end;
-
-//-------------
-// Shows a MessageDialog (lParam: PChar Text, wParam: Symbol)
-//-------------
-function TCore.ShowMessage(wParam: TwParam; lParam: TlParam): integer;
-{$IFDEF MSWINDOWS}
-var Params: Cardinal;
-{$ENDIF}
-begin
- Result := -1;
-
- {$IFDEF MSWINDOWS}
- if (lParam <> nil) then
- begin
- Params := MB_OK;
- case wParam of
- CORE_SM_ERROR: Params := Params or MB_ICONERROR;
- CORE_SM_WARNING: Params := Params or MB_ICONWARNING;
- CORE_SM_INFO: Params := Params or MB_ICONINFORMATION;
- end;
-
- // Show:
- Result := Messagebox(0, lParam, PChar(Name), Params);
- end;
- {$ENDIF}
-
- // TODO: write ShowMessage for other OSes
-end;
-
-//-------------
-// Calls NewError HookChain (wParam: Pchar(Message), lParam: PChar(Reportername))
-//-------------
-function TCore.ReportError(wParam: TwParam; lParam: TlParam): integer;
-begin
- //Update LastErrorReporter and LastErrorString
- LastErrorReporter := string(PChar(lParam));
- LastErrorString := string(PChar(Pointer(wParam)));
-
- Hooks.CallEventChain(hError, wParam, lParam);
-
- // FIXME: return a correct result
- Result := 0;
-end;
-
-//-------------
-// Calls NewDebugInfo HookChain (wParam: Pchar(Message), lParam: PChar(Reportername))
-//-------------
-function TCore.ReportDebug(wParam: TwParam; lParam: TlParam): integer;
-begin
- Hooks.CallEventChain(hDebug, wParam, lParam);
-
- // FIXME: return a correct result
- Result := 0;
-end;
-
-//-------------
-// Calls Translate hook
-//-------------
-function TCore.Retranslate(wParam: TwParam; lParam: TlParam): integer;
-begin
- Hooks.CallEventChain(hTranslate, 1, nil);
-
- // FIXME: return a correct result
- Result := 0;
-end;
-
-//-------------
-// Calls LoadTextures hook
-//-------------
-function TCore.ReloadTextures(wParam: TwParam; lParam: TlParam): integer;
-begin
- Hooks.CallEventChain(hLoadTextures, 1, nil);
-
- // FIXME: return a correct result
- Result := 0;
-end;
-
-//-------------
-// If lParam = nil then get length of Moduleinfo array. If lparam <> nil then write array of TModuleInfo to address at lparam
-//-------------
-function TCore.GetModuleInfo(wParam: TwParam; lParam: TlParam): integer;
-var
- I: integer;
-begin
- if (Pointer(lParam) = nil) then
- begin
- Result := Length(Modules);
- end
- else
- begin
- try
- for I := 0 to High(Modules) do
- begin
- AModuleInfo(Pointer(lParam))[I].Name := Modules[I].Info.Name;
- AModuleInfo(Pointer(lParam))[I].Version := Modules[I].Info.Version;
- AModuleInfo(Pointer(lParam))[I].Description := Modules[I].Info.Description;
- end;
- Result := Length(Modules);
- except
- Result := -1;
- end;
- end;
-end;
-
-//-------------
-// Returns Application Handle
-//-------------
-function TCore.GetApplicationHandle(wParam: TwParam; lParam: TlParam): integer;
-begin
- Result := hInstance;
-end;
-
-//-------------
-// Called when setting CurExecuted
-//-------------
-procedure TCore.SetCurExecuted(Value: integer);
-begin
- // Set Last Executed
- iLastExecuted := iCurExecuted;
-
- // Set Cur Executed
- iCurExecuted := Value;
-end;
-
-end.