/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM 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 3 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.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

/*
 * Copyright (C) 2006-2010 - Frictional Games
 *
 * This file is part of Penumbra Overture.
 */

#include "hpl1/penumbra-overture/MapLoadText.h"

#include "hpl1/penumbra-overture/ButtonHandler.h"
#include "hpl1/penumbra-overture/GraphicsHelper.h"
#include "hpl1/penumbra-overture/Init.h"

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

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

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

	// Load graphics
	// mpGfxMouse = mpDrawer->CreateGfxObject("player_crosshair_pointer.bmp","diffalpha2d");

	// load fonts
	mpFont = mpInit->mpGame->GetResources()->GetFontManager()->CreateFontData("verdana.fnt");
	mpTextFont = mpInit->mpGame->GetResources()->GetFontManager()->CreateFontData("font_computer.fnt");

	Reset();
}

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

cMapLoadText::~cMapLoadText(void) {
}

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

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

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

void cMapLoadText::Reset() {
	mpBack = NULL;
	mbActive = false;
	mfAlpha = 0;
	mfAlphaAdd = 1;
}

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

void cMapLoadText::OnPostSceneDraw() {
	mpInit->mpGraphicsHelper->ClearScreen(cColor(0, 0));
	mpInit->mpGraphicsHelper->DrawTexture(mpBack, 0, cVector3f(800, 600, 0), cColor(1, 1));
}

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

void cMapLoadText::OnDraw() {
	DrawText(false);
}

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

void cMapLoadText::DrawText(bool abLoading) {
	// mpTextFont->DrawWordWrap(	cVector3f(25,25,25),750,17,15,cColor(0.75f, 1, 0.75f, 1),
	//							eFontAlign_Left,kTranslate(msTextCat, msTextEntry));

	cVector3f vStart(25, 250.0f - 17.0f * (float)mvRows.size() / 2.0f, 15);
	for (size_t i = 0; i < mvRows.size(); ++i) {
		mpTextFont->draw(vStart + cVector3f(0, 17.0f * (float)i, 0), 15, cColor(1, 1), // cColor(0.75f, 1, 0.75f, 1),
						 eFontAlign_Left, mvRows[i]);
	}

	if (abLoading) {
		mpTextFont->draw(cVector3f(400, 550, 25), 17, cColor(0.75f, 0.75f, 0.75f, 1),
						 eFontAlign_Center, kTranslate("LoadTexts", "Loading"));
	} else {
		tWString wsText = kTranslate("LoadTexts", "ClickToContinue");

		mpTextFont->draw(cVector3f(400, 550, 25),
						 17, cColor(0.75f * mfAlpha, 1, 0.75f * mfAlpha, 1),
						 eFontAlign_Center, wsText);

		mpTextFont->draw(cVector3f(401 + 10 * sin(mfAlpha * kPi2f), 551, 23),
						 17, cColor(0.1f, 0.1f, 0.1f, 0.7f),
						 eFontAlign_Center, wsText);
		mpTextFont->draw(cVector3f(399 + -10 * sin(mfAlpha * kPi2f), 549, 23),
						 17, cColor(0.1f, 0.1f, 0.1f, 0.7f),
						 eFontAlign_Center, wsText);
	}
}

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

void cMapLoadText::Update(float afTimeStep) {
	mfAlpha += mfAlphaAdd * afTimeStep;
	if (mfAlphaAdd < 0) {
		if (mfAlpha <= 0) {
			mfAlpha = 0;
			mfAlphaAdd = -mfAlphaAdd;
		}
	} else {
		if (mfAlpha >= 1) {
			mfAlpha = 1;
			mfAlphaAdd = -mfAlphaAdd;
		}
	}
}

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

void cMapLoadText::OnMouseDown(eMButton aButton) {
}

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

void cMapLoadText::OnMouseUp(eMButton aButton) {
}

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

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

	mbActive = abX;

	if (mbActive) {
		mvRows.clear();
		mpTextFont->getWordWrapRows(750, 17, 15, kTranslate(msTextCat, msTextEntry), &mvRows);

		mpInit->mpGame->GetUpdater()->SetContainer("MapLoadText");
		mpInit->mpGame->GetScene()->SetDrawScene(false);
		mpInit->mpGame->GetScene()->SetUpdateMap(false);
		mpInit->mpButtonHandler->ChangeState(eButtonHandlerState_MapLoadText);

		mpBack = mpInit->mpGame->GetResources()->GetTextureManager()->Create2D("other_load_text_back.jpg", false);

		mpInit->mpGraphicsHelper->ClearScreen(cColor(0, 0));
		mpInit->mpGraphicsHelper->DrawTexture(mpBack, 0, cVector3f(800, 600, 0), cColor(1, 1));
		DrawText(true);
		mpDrawer->DrawAll();
		mpInit->mpGraphicsHelper->SwapBuffers();

		mpInit->mpGame->GetGraphics()->GetRenderer3D()->GetRenderList()->Clear();
	} else {
		if (mpBack)
			mpInit->mpGame->GetResources()->GetTextureManager()->Destroy(mpBack);
		mpBack = NULL;

		mpInit->mpGame->GetUpdater()->SetContainer("Default");
		mpInit->mpGame->GetScene()->SetDrawScene(true);
		mpInit->mpGame->GetScene()->SetUpdateMap(true);
		mpInit->mpButtonHandler->ChangeState(eButtonHandlerState_Game);
	}
}

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

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

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

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

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

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