/*
 * Copyright (C) 2006-2010 - Frictional Games
 *
 * This file is part of Penumbra Overture.
 *
 * Penumbra Overture 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 3 of the License, or
 * (at your option) any later version.
 *
 * Penumbra Overture 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 Penumbra Overture.  If not, see <http://www.gnu.org/licenses/>.
 */
#include "Credits.h"

#include "Init.h"
#include "GraphicsHelper.h"
#include "ButtonHandler.h"
#include "MainMenu.h"
#include "MapHandler.h"
#include "Player.h"
#include "PlayerHands.h"
#include "GameMusicHandler.h"
#include "GameMessageHandler.h"
#include "HapticGameCamera.h"

//////////////////////////////////////////////////////////////////////////
// CONSTRUCTORS
//////////////////////////////////////////////////////////////////////////

//-----------------------------------------------------------------------

cCredits::cCredits(cInit *apInit)  : iUpdateable("Credits")
{
	mpInit = apInit;
	mpDrawer = mpInit->mpGame->GetGraphics()->GetDrawer();

	//Load fonts
	mpFont = mpInit->mpGame->GetResources()->GetFontManager()->CreateFontData("verdana.fnt");
	
	//Load config file
	
	//Load text
	tWString sText = kTranslate("MainMenu", "CreditsText");
	mpFont->GetWordWrapRows(750, 19,17,sText,&mvTextRows);
	
	Reset();
}

//-----------------------------------------------------------------------

cCredits::~cCredits(void)
{
}

//-----------------------------------------------------------------------

//////////////////////////////////////////////////////////////////////////
// PUBLIC METHODS
//////////////////////////////////////////////////////////////////////////

//-----------------------------------------------------------------------

void cCredits::Reset()
{
	mbActive = false;
	
	mfYPos =600;
}

//-----------------------------------------------------------------------

void cCredits::OnPostSceneDraw()
{
	mpInit->mpGraphicsHelper->ClearScreen(cColor(0,0));
	
}

//-----------------------------------------------------------------------


void cCredits::OnDraw()
{
	float fSize[2] = {17,19};
	float fY = mfYPos;
	for(size_t i=0; i< mvTextRows.size(); ++i)
	{
		int lSize =0;
		if(mvTextRows[i][0] == _W('*'))
		{
			lSize=1;
		}
		if(mvTextRows[i].size()<=1)
		{
			fY += fSize[lSize];
		}

		if(fY >= -fSize[lSize])
		{
			if(fY > 600) continue;

			float fAlpha = fY/300;
			if(fAlpha > 1) fAlpha = (2 - fAlpha);
			
			if(lSize==0)
				mpFont->Draw(cVector3f(400,fY,10),fSize[lSize],cColor(1,fAlpha),eFontAlign_Center,
							mvTextRows[i].c_str());
			else
				mpFont->Draw(cVector3f(400,fY,10),fSize[lSize],cColor(0.8f,fAlpha),eFontAlign_Center,
							mvTextRows[i].substr(1).c_str());
		}
		fY += fSize[lSize];
	}
}

//-----------------------------------------------------------------------

void cCredits::Update(float afTimeStep)
{
	//Make sure haptics is off
	if(mpInit->mbHasHaptics)
	{
		mpInit->mpGame->GetHaptic()->GetLowLevel()->StopAllForces();
	}

	mfYPos -= afTimeStep * 30;
	cMusicHandler *pMusicHandler = mpInit->mpGame->GetSound()->GetMusicHandler();

	//Check if the credits are over.
	float fSize[2] = {17,19};
	float fY = mfYPos;
	for(size_t i=0; i< mvTextRows.size(); ++i)
	{
		int lSize =0;
		if(mvTextRows[i][0] == _W('*')) lSize=1;
		if(mvTextRows[i].size()<=1) fY += fSize[lSize];
		fY += fSize[lSize];
	}
	if(fY < -120 && pMusicHandler->GetCurrentSong() != NULL){
		SetActive(false);
		pMusicHandler->Stop(0.1f);
	}
	if(fY < -340){
		SetActive(false);
	}
}

//-----------------------------------------------------------------------

void cCredits::OnMouseDown(eMButton aButton)
{
	OnButtonDown();
}

//-----------------------------------------------------------------------

void cCredits::OnButtonDown()
{
	SetActive(false);
}

//-----------------------------------------------------------------------

void cCredits::SetActive(bool abX)
{
	if(mbActive == abX) return;

	mbActive = abX;

	if(mbActive)
	{
		mpInit->mpGame->GetScene()->GetWorld3D()->DestroyAllSoundEntities();

		mpInit->mpGame->GetUpdater()->SetContainer("Credits");
		mpInit->mpGame->GetScene()->SetDrawScene(false);
		mpInit->mpGame->GetScene()->SetUpdateMap(false);
		if(mpInit->mbHasHaptics)
		{
			mpInit->mpGame->GetHaptic()->GetLowLevel()->SetUpdateShapes(false);
			mpInit->mpGame->GetHaptic()->GetLowLevel()->StopAllForces();
			mpInit->mpPlayer->GetHapticCamera()->SetActive(false);
		}
		mpInit->mpButtonHandler->ChangeState(eButtonHandlerState_Credits);

		mpInit->mpGame->GetSound()->GetMusicHandler()->Play("penumbra_music_E1_E",1,0.3f,false);

		Log("Set Active!\n");
	}
	else
	{
		mpInit->mpGame->GetSound()->GetMusicHandler()->Stop(0.5f);

		mpInit->ResetGame(true);
		mpInit->mpMainMenu->SetActive(true);
	}
}

//-----------------------------------------------------------------------

void cCredits::OnExit()
{
	SetActive(false);
}

//-----------------------------------------------------------------------

//////////////////////////////////////////////////////////////////////////
// PRIVATE METHODS
//////////////////////////////////////////////////////////////////////////

//-----------------------------------------------------------------------


//-----------------------------------------------------------------------