/******************************************
THIRSTY NELLAN
An 3D Animated Adventure Game for children
Copyright (C) 2002 Geoffrey M. Draper

This file is part of Thirsty Nellan.
Thirsty Nellan 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.

Thirsty Nellan 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 Thirsty Nellan; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

As a special exception, the copyright holder (Geoffrey
M. Draper) gives permission to link this program with
Qt non-commercial edition, and distribute the resulting
executable, without including the source code for the
Qt non-commercial edition in the source distribution.
(This clause applies only to Windows and MacOS versions
of the software.)

******************************************/

#include "mycanvas.h"
#include "gamedata.h"
#include "infobox.h"
#include <iostream.h>

extern GameData *gd;

MyCanvas::MyCanvas(QObject *parent, const char *name)
				: QCanvas (parent, name)
{
	connect(this, SIGNAL(roomChanged()), this, SLOT(refreshScene()));
	resize(800, 510);
	setAdvancePeriod(50);
}

void MyCanvas::hideAllSprites() {
	for (int i=0; i<NUM_OBJECTS; i++) {
		gd->objectData[i].largeIcon->hide();
	}
	gd->catSprite->hide();
	gd->flashingSign->hide();
	gd->blackDoor->hide();
	gd->carrotSprite->hide();
	gd->banker->hide();
}

void MyCanvas::refreshScene() {
	InfoBox *ib;
	setBackgroundPixmap(*(gd->roomData[gd->currentRoom].roomImage));
	hideAllSprites();

	for (int i=0; i<NUM_OBJECTS; i++) {
		if (gd->objectData[i].location == gd->currentRoom) {
			gd->objectData[i].largeIcon->show();
		}
	}
	switch(gd->currentRoom) {
		case gd->BANK:
		gd->banker->strikeAPose();
		break;

		case gd->GREEN_ROOM:
		break;

		case gd->CAT_ROOM:
		gd->catSprite->show();
		if (!gd->roomData[gd->CAT_ROOM].visited) {
			gd->playSound("audio/Ncat.WAV");
			ib = new InfoBox("images/squares/nellan_hello.png", " Wow!  Non hai mai visto un gatto così grande\n"
														" prima d'ora.  Lei ti sorride e dice, \"Ciao,\n"
														" amico mio.  Mi chiamo Nella.  Ho tanta sete.\n"
														" Non saresti così gentile da portarmi un po' di \n"
														" latte fresco?  Ti avverto, non sarà facile,\n"
														" ma forse tu sei abbastanza bravo e ci riuscirai.\"", (QWidget*)parent());
			ib->exec();
		}
		break;

		case gd->WHITE_ROOM:
		if (gd->roomData[gd->OFFICE].visited) {
			gd->blackDoor->show();
		}
		if (!gd->roomData[gd->WHITE_ROOM].visited) {
			gd->playSound("audio/HiCulla.WAV");
			ib = new InfoBox("images/squares/chula_hello.png", " Un bel coniglio bianco ti si avvivina\n"
													" e dice, \"Ciao, mi chiamo Celeste!  Benvenuto\n"
													" nella Casa Incantata, amico!\"\n"
													" Ti da un buffetto e dice, \"Se mi prendi\n"
													" su e mi porti nella stanza che c'è\n"
													" a destra, ti darò un regalo che\n"
													" ho tenuto da parte per te.\"", (QWidget*)parent());
			ib->exec();
		}
		break;

		case gd->GOLD_ROOM:
		if (gd->objectData[gd->CHULA].location == -1) {		//if we're carrying the rabbit
			if (gd->objectData[gd->EGG].location == -2 &&	//and the egg is still hidden...
				gd->objectData[gd->EGG].pointsAwarded == 0) {	//and we haven't picked up the egg yet
				gd->playSound("audio/Nchulaegg.WAV");
 				ib = new InfoBox("images/squares/chula_egg.png", " Celeste salta giù dal tuo braccio e corre\n"
															" via.  Un attimo dopo ritorna con un\n"
															" grosso uovo d'oro.", (QWidget*)parent());
				ib->exec();
				gd->objectData[gd->EGG].location = gd->GOLD_ROOM;
				gd->objectData[gd->EGG].largeIcon->move(gd->avatar->x() + 200, gd->avatar->y());
				gd->objectData[gd->EGG].largeIcon->setZ(2);
				gd->objectData[gd->CHULA].location = gd->GOLD_ROOM;
				gd->objectData[gd->CHULA].largeIcon->move(gd->avatar->x() + 100, gd->avatar->y()-50);
				gd->objectData[gd->CHULA].largeIcon->setZ(2);
				emit inventoryItemRemoved(gd->CHULA);
			}	
		}
		break;

		case gd->HOT_ROOM:
		if (!gd->roomData[gd->HOT_ROOM].visited) {
			gd->playSound("audio/nhotinhere.WAV");
			ib = new InfoBox("images/squares/thermometer.png", " Wow! Che caldo che c'è qui! ", (QWidget*)parent());
			ib->exec();
		}
		if (gd->objectData[gd->COLD_MILK].location == -1) {
			emit milkWarmed();
			gd->playSound("audio/Nwarmmilk.WAV");
			ib = new InfoBox("images/squares/milk_warmed.png", " Questa stanza è così torrida che il\n"
														" latte nella tua tazza si riscalda. ", (QWidget*)parent());
			ib->exec();
		}
		break;

		case gd->OFFICE:
		if (!gd->roomData[gd->OFFICE].visited) {
			gd->playSound("audio/Noffice.WAV");
			ib = new InfoBox("images/squares/sitting_in_office.png", " WOW!  Quella sedia doveva essere magica!\n"
													" Ti ritrovi in un vecchio ufficio polveroso.\n"
													" Hai l'impressione che nessuno abbia messo\n"
													" piede in questa stanza da parecchi anni.", (QWidget*)parent());
			ib->exec();
			gd->roomData[gd->WHITE_ROOM].perimeter->setPoint(7, 398, 341);
		}
		break;

		case gd->MILK_ROOM:
		if (!gd->carrotsEaten) {
			gd->carrotSprite->show();
		}
		break;

		case gd->STORE:
		gd->flashingSign->show();
		break;
	}
	gd->roomData[gd->currentRoom].visited = true;
	update();
}

void MyCanvas::emitRoomChanged() {
	emit roomChanged();
}

void MyCanvas::emitScoreChanged() {
	emit scoreChanged();
}

void MyCanvas::emitInventoryItemAdded(int id) {
	emit inventoryItemAdded(id);
}

void MyCanvas::emitInventoryItemRemoved(int id) {
	emit inventoryItemRemoved(id);
}

void MyCanvas::emitEndgame() {
	emit endgame();
}

void MyCanvas::showInfoBox(QString filename, QString msg) {
	InfoBox *ib;
	ib = new InfoBox(filename, msg, (QWidget*)parent());
	ib->exec();
}