(*

 * Hedgewars, a worms-like game

 * Copyright (c) 2004, 2005, 2006 Andrey Korotaev <unC0Rr@gmail.com>

 *

 * Distributed under the terms of the BSD-modified licence:

 *

 * Permission is hereby granted, free of charge, to any person obtaining a copy

 * of this software and associated documentation files (the "Software"), to deal

 * with the Software without restriction, including without limitation the

 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or

 * sell copies of the Software, and to permit persons to whom the Software is

 * furnished to do so, subject to the following conditions:

 *

 * 1. Redistributions of source code must retain the above copyright notice,

 *    this list of conditions and the following disclaimer.

 * 2. Redistributions in binary form must reproduce the above copyright notice,

 *    this list of conditions and the following disclaimer in the documentation

 *    and/or other materials provided with the distribution.

 * 3. The name of the author may not be used to endorse or promote products

 *    derived from this software without specific prior written permission.

 *

 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED

 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF

 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO

 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,

 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;

 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,

 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR

 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF

 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

 *)

program hwengine;

{$APPTYPE CONSOLE}

uses

  SDLh,

  uConsts in 'uConsts.pas',

  uGame in 'uGame.pas',

  uMisc in 'uMisc.pas',

  uStore in 'uStore.pas',

  uWorld in 'uWorld.pas',

  uIO in 'uIO.pas',

  uGears in 'uGears.pas',

  uConsole in 'uConsole.pas',

  uKeys in 'uKeys.pas',

  uTeams in 'uTeams.pas',

  uSound in 'uSound.pas',

  uRandom in 'uRandom.pas',

  uAI in 'uAI.pas',

  uAIMisc in 'uAIMisc.pas',

  uAIAmmoTests in 'uAIAmmoTests.pas',

  uAIActions in 'uAIActions.pas',

  uCollisions in 'uCollisions.pas',

  uLand in 'uLand.pas',

  uLandTemplates in 'uLandTemplates.pas',

  uLandObjects in 'uLandObjects.pas',

  uLandGraphics in 'uLandGraphics.pas',

  uLocale in 'uLocale.pas';

{$INCLUDE options.inc}

// also: GSHandlers.inc

//       CCHandlers.inc

//       HHHandlers.inc

procedure OnDestroy; forward;

////////////////////////////////

procedure DoTimer(Lag: integer);

var s: string;

begin

case GameState of

   gsLandGen: begin

              GenMap;

              GameState:= gsStart;

              end;

     gsStart: begin

              AssignHHCoords;

              AddMiscGears;

              AdjustColor(cColorNearBlack);

              AdjustColor(cWaterColor);

              AdjustColor(cWhiteColor);

              StoreLoad;

              AdjustColor(cConsoleSplitterColor);

              ResetKbd;

              SoundLoad;

              PlayMusic;

              if GameType = gmtSave then

                 begin

                 isSEBackup:= isSoundEnabled;

                 isSoundEnabled:= false

                 end;

              GameState:= gsGame

              end;

     gsGame : begin

              ProcessKbd;

              DoGameTick(Lag);

              DrawWorld(Lag, SDLPrimSurface);

              end;

   gsConsole: begin

              DoGameTick(Lag);

              DrawWorld(Lag, SDLPrimSurface);

              DrawConsole(SDLPrimSurface);

              end;

     gsExit : begin

              OnDestroy;

              end;

     end;

SDL_Flip(SDLPrimSurface);

if flagMakeCapture then

   begin

   flagMakeCapture:= false;

   s:= 'hw_' + cSeed + '_' + inttostr(GameTicks) + '.bmp';

   WriteLnToConsole('Saving ' + s);

   SDL_SaveBMP_RW(SDLPrimSurface, SDL_RWFromFile(PChar(s), 'wb'), 1)

   end;

end;

////////////////////

procedure OnDestroy;

begin

{$IFDEF DEBUGFILE}AddFileLog('Freeing resources...');{$ENDIF}

if isSoundEnabled then ReleaseSound;

StoreRelease;

CloseIPC;

TTF_Quit;

SDL_Quit;

halt

end;

///////////////////

procedure MainLoop;

var PrevTime,

    CurrTime: Cardinal;

    event: TSDL_Event;

begin

PrevTime:= SDL_GetTicks;

repeat

while SDL_PollEvent(@event) <> 0 do

      case event.type_ of

           SDL_KEYDOWN: case GameState of

                             gsGame: if event.key.keysym.sym = 96 then

                                        begin

                                        cConsoleYAdd:= cConsoleHeight;

                                        GameState:= gsConsole

                                        end;

                          gsConsole: KeyPressConsole(event.key.keysym.sym);

                             end;

           SDL_QUITEV: isTerminated:= true

           end;

CurrTime:= SDL_GetTicks;

if PrevTime + cTimerInterval <= CurrTime then

   begin

   DoTimer(CurrTime - PrevTime);

   PrevTime:= CurrTime

   end else {sleep(1)};

IPCCheckSock

until isTerminated

end;

////////////////////

procedure GetParams;

var c: integer;

    i: integer;

    p: TPathType;

begin

PathPrefix:= ParamStr(0);

for i:= 1 to Length(PathPrefix) do

    if PathPrefix[i] = '\' then PathPrefix[i]:= '/';

i:= Length(PathPrefix);

while (i > 0) and not (PathPrefix[i] = '/') do dec(i);

Delete(PathPrefix, i, Length(PathPrefix) - i + 1);

dec(i);

while (i > 0) and not (PathPrefix[i] = '/') do dec(i);

Delete(PathPrefix, i, Length(PathPrefix) - i + 1);

PathPrefix:= PathPrefix + '/share/hedgewars/';

for p:= Low(TPathType) to High(TPathType) do

    if p <> ptMapCurrent then Pathz[p]:= PathPrefix + Pathz[p];

{$IFDEF DEBUGFILE}

AddFileLog('Prefix: "' + PathPrefix +'"');

for i:= 0 to ParamCount do

    AddFileLog(inttostr(i) + ': ' + ParamStr(i));

{$ENDIF}

case ParamCount of

  7: begin

     val(ParamStr(1), cScreenWidth, c);

     val(ParamStr(2), cScreenHeight, c);

     cBitsStr:= ParamStr(3);

     val(cBitsStr, cBits, c);

     val(ParamStr(4), ipcPort, c);

     cFullScreen:= ParamStr(5) = '1';

     isSoundEnabled:= ParamStr(6) = '1';

     cLocaleFName:= ParamStr(7);

     end;

  2: begin

     val(ParamStr(1), ipcPort, c);

     GameType:= gmtLandPreview;

     if ParamStr(2) <> 'landpreview' then OutError(errmsgShouldntRun, true);

     end

   else

   OutError(errmsgShouldntRun, true)

   end

end;

procedure ShowMainWindow;

var flags: Longword;

begin

flags:= SDL_HWSURFACE or SDL_DOUBLEBUF or SDL_HWACCEL;

if cFullScreen then flags:= flags or SDL_FULLSCREEN

               else SDL_WM_SetCaption('Hedgewars', nil);

SDLPrimSurface:= SDL_SetVideoMode(cScreenWidth, cScreenHeight, cBits, flags);

TryDo(SDLPrimSurface <> nil, errmsgCreateSurface, true);

PixelFormat:= SDLPrimSurface.format;

SDL_ShowCursor(0);

end;

procedure Game;

begin

WriteToConsole('Init SDL... ');

SDLTry(SDL_Init(SDL_INIT_VIDEO) >= 0, true);

WriteLnToConsole(msgOK);

WriteToConsole('Init SDL_ttf... ');

SDLTry(TTF_Init >= 0, true);

WriteLnToConsole(msgOK);

ShowMainWindow;

InitKbdKeyTable;

InitIPC;

WriteLnToConsole(msgGettingConfig);

LoadLocale(Pathz[ptLocale] + '/' + cLocaleFName);

SendIPCAndWaitReply('C');        // ask for game config

InitTeams;

if isSoundEnabled then InitSound;

InitWorld;

StoreInit;

isDeveloperMode:= false;

TryDo(InitStepsFlags = cifAllInited,

      'Some parameters not set (flags = ' + inttostr(InitStepsFlags) + ')',

      true);

MainLoop

end;

procedure GenLandPreview;

begin

InitIPC;

IPCWaitPongEvent;

TryDo(InitStepsFlags = cifRandomize,

      'Some parameters not set (flags = ' + inttostr(InitStepsFlags) + ')',

      true);

GenPreview;

WriteLnToConsole('Sending preview...');

SendIPCRaw(@Preview, sizeof(Preview));

WriteLnToConsole('Preview sent, disconnect');

CloseIPC

end;

////////////////////////////////////////////////////////////////////////////////

/////////////////////////////// m a i n ////////////////////////////////////////

////////////////////////////////////////////////////////////////////////////////

begin

WriteLnToConsole('-= HedgeWars 0.2 =-');

WriteLnToConsole('  -= by unC0Rr =-  ');

GetParams;

Randomize;

if GameType = gmtLandPreview then GenLandPreview

                             else Game

end.