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gamescene.cpp
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gamescene.cpp
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#include "gamescene.h"
#include "gameitem.h"
#include "baseitem.h"
#include "gametools.h"
#include "gamemenu.h"
#include "gamewidget.h"
#include "gamesound.h"
#include "gameprofile.h"
#include "gamestock.h"
#include "gamebonus.h"
#include "gamestat.h"
#include "gamebackground.h"
////////////////////////////////////////////////////////////////////////////////
QString GameScene::getSchemePath() const
{ return GameWidget::getResourcePath() + "schemes/" + gameProfile->currentTheme(); }
////////////////////////////////////////////////////////////////////////////////
#define DATA data
GameScene::GameScene(QWidget *parent) :
QGraphicsScene(parent),
myLock(false)
{
inputDisabled = true;
dconfirm = new ConfirmDialog();
addWidget(dconfirm, Qt::FramelessWindowHint);
dconfirm->hide();
menu = new MenuWidget();
addWidget(menu);
menu->activate();
connect(menu, SIGNAL(menuNew()), this, SLOT(on_menuNew()));
connect(menu, SIGNAL(menuContinue()), this, SLOT(on_menuContinue()));
connect(menu, SIGNAL(menuExit()), this, SLOT(on_menuExit()));
connect(menu, SIGNAL(menuPauseBack()), this, SLOT(on_menuPauseBack()));
connect(menu, SIGNAL(menuRestartLevel()), this, SLOT(on_menuRestartLevel()));
connect(menu, SIGNAL(menuAbandonGame()), this, SLOT(on_menuAbandonGame()));
connect(menu, SIGNAL(menuThemeChanged()), this, SLOT(on_menuThemeChanged()));
connect(menu, SIGNAL(menuGameStart()), this, SLOT(on_menuGameStart()));
connect(menu, SIGNAL(menuLevelPack()), this, SLOT(on_menuLevelPack()));
stat = new StatInfo();
connect(gameProfile, SIGNAL(profileChanged()), this, SLOT(initProfile()));
rows = cols = 0;
xoff = 20;
yoff = 10;
advanceTimer = new QTimer(this);
advanceTimer->setInterval(30);
connect(advanceTimer, SIGNAL(timeout()), this, SLOT(nextCycle()));
timeTimer = new QTimer(this);
timeTimer->setInterval(1000);
connect(timeTimer, SIGNAL(timeout()), this, SLOT(countTime()));
bonusTimer = new QTimer(this);
bonusTimer->setInterval(500);
connect(bonusTimer, SIGNAL(timeout()), this, SLOT(countBonusTime()));
hintTimer = new QTimer(this);
hintTimer->setInterval(10000);
connect(hintTimer, SIGNAL(timeout()), this, SLOT(hintAvailableMoves()));
// init components
GameStock::init();
toolset = new ToolSet();
gameBonus = new GameBonus();
setSceneRect(0,0, WIDTH, HEIGHT);
// set background
gameBackground = new GameBackground();
setBackgroundBrush(Qt::black);
setDefaultGameCursor();
// update max level for current pack
max_level = gameProfile->levelPackCount(gameProfile->currentLevelPack());
// very first initialization
initGame();
}
GameScene::~GameScene()
{
delete stat;
delete toolset;
delete gameBonus;
delete gameBackground;
}
void GameScene::initGame()
{
myLock = true;
initTheme();
gameBonus->setupItems(MAX_ITEMS_COUNT);
myLock = false;
}
void GameScene::initTheme()
{
// pre-load blocks
concrete = QPixmap(getSchemePath() + "/con1.png").scaled(X56,Y56, Qt::IgnoreAspectRatio, Qt::SmoothTransformation);
if (concrete.isNull())
concrete = gameStock->Concrete;
block1 = QPixmap(getSchemePath() + "/block1.png").scaled(X56,Y56, Qt::IgnoreAspectRatio, Qt::SmoothTransformation);
if (block1.isNull())
block1 = gameStock->Block1;
block2 = QPixmap(getSchemePath() + "/block2.png").scaled(X56,Y56, Qt::IgnoreAspectRatio, Qt::SmoothTransformation);
if (block2.isNull())
block2 = gameStock->Block2;
target1 = QPixmap(getSchemePath() + "/target1.png").scaled(X56,Y56, Qt::IgnoreAspectRatio, Qt::SmoothTransformation);
if (target1.isNull())
target1 = gameStock->Target1;
target2 = QPixmap(getSchemePath() + "/target2.png").scaled(X56,Y56, Qt::IgnoreAspectRatio, Qt::SmoothTransformation);
if (target2.isNull())
target2 = gameStock->Target2;
// pre-load items
allItems.clear();
QStringList ext; ext << "item*.png";
QStringList entryList = QDir(getSchemePath()).entryList(ext);
for (int i = 0; i < MAX_ITEMS_COUNT; i++) {
QPixmap pm((i < entryList.count()) ? getSchemePath() + "/" + entryList.at(i) : gameStock->Items.at(i));
allItems.append(pm.scaled(X48,Y48, Qt::IgnoreAspectRatio, Qt::SmoothTransformation));
}
loadRandomBackground();
}
bool GameScene::initLevel(int level)
{
qsrand(QTime::currentTime().msec());
// if level pack not found
if (max_level == 0)
return false;
// init field
const int max = MAX_COLS*MAX_ROWS;
for (int i = 0; i < max; i++)
{
PlaceInfo &pi = field[i];
if (pi.item)
delete pi.item;
field[i] = PlaceInfo();
}
qDeleteAll(tempItems);
tempItems.clear();
rows = cols = 0;
currentItem = 0;
currentCol = currentRow = -1;
targetCol = targetRow = -1;
lastClickPos = QPoint();
moveState = MS_IDLE;
availFrom = QPoint();
availTo = QPoint();
hintMove = false;
hintText = "";
inputDisabled = true;
paintState = false;
stat_active = false;
// set level
this->level = level;
bonus = 1;
bonus_time = 0;
time = 10*60;
targets = 0;
frameCount = 1;
// check if all levels were finished
if (level > max_level)
{
showStatictics(STAT_GAME_WON);
return true;
}
// load level from pack
if (!loadLevel(level))
return false;
// set local info from profile
// PlayerInfo *pl = gameProfile->currentPlayer();
LevelPackInfo *lpi = gameProfile->currentPlayer()->currentLevelPackInfo();
score = lpi->score;
// more time for hard difficulty
if (lpi->diff == DIFF_HARD)
time = int(time*1.5);
toolset->readProfile(lpi);
gameBonus->readProfile(lpi, this);
gameBackground->readProfile(gameProfile->currentPlayer());
// add bonus to the timer
time += toolset->bonusClock();
stat->level_time = time;
gameProfile->setGameStarted(true);
gameProfile->setGamePaused(false);
// set background
loadRandomBackground();
// pre-draw lower layer
drawHUDonBackground();
// set cursor
setDefaultGameCursor();
// start level
createStaticPopup(QRect(0,0,DX(910),DY(700)),
tr("Level %1").arg(level),
Qt::AlignCenter,
gameStock->Font60,
Qt::white,
1,
0, 50,
0, -2);
sndEngine->playSound(GameSound::sndLevelStart);
advanceTimer->start();
// init animation
ls_x = ls_y = 0;
level_start = true;
return true;
}
void GameScene::initProfile()
{
initTheme();
// update max level for current pack
max_level = gameProfile->levelPackCount(gameProfile->currentLevelPack());
update();
}
void GameScene::initGraphics()
{
// scaler should be rescaled already
gameStock->initGraphics();
initTheme();
toolset->initGraphics();
stat->initGraphics();
menu->initGraphics();
gameBonus->initGraphics(this);
drawConcretesOnBackground();
drawHUDonBackground();
}
void GameScene::selectActiveItems(int items)
{
if (activeItems.count() == items)
return;
activeItems.clear();
for (int i = 0; i < items; i++)
activeItems.append(i);
}
////////////////////////////////////////////////////////////////////////////////
bool GameScene::loadLevel(int index)
{
QString fname = GameWidget::getResourcePath() + "levels/" + gameProfile->currentLevelPack() + ".lpk";
QFile f(fname);
if (f.open(QIODevice::ReadOnly)) {
QDataStream ds(&f);
// signature
QString sig;
ds >> sig;
if (sig == "LPK2") {
// author, packname and comment
QString packname, author, comment;
ds >> packname >> author >> comment;
}
if (sig == "LPK1" || sig == "LPK2") {
// level count
int levelcnt;
ds >> levelcnt;
if (index > levelcnt) {
f.close();
return false;
}
// read level
int pos = ds.device()->pos();
// offset and size
ds.device()->seek(pos + (index-1)*4*2);
int offset, size;
ds >> offset >> size;
// read level data
ds.device()->seek(offset);
QByteArray ba = ds.device()->read(size);
f.close();
// parse scene
return loadScene(ba);
}
}
return false;
}
bool GameScene::loadScene(const QByteArray &ba)
{
QDataStream ts(ba);
QString sig; ts >> sig;
if (sig != "SCN1") {
qDebug() << "Error: unknown level format.";
return false;
}
// items count
int items;
ts >> items;
// items count is const (4-easy, 5-normal, 6-hard)
LevelPackInfo *lpi = gameProfile->currentPlayer()->currentLevelPackInfo();
items = (lpi->diff == 1) ? 4 : (lpi->diff == 2 ? 5 : 6);
// bail out if no items
if (items > allItems.count())
{
qDebug() << "Error: insufficient items loaded.";
return false;
}
// select items
selectActiveItems(items);
// time
ts >> time;
time *= 60;
ts >> rows;
ts >> cols;
for (int r = 0; r < rows; r++)
{
for (int i = 0; i < cols; i++)
{
PlaceInfo &pi = DATA(r,i);
ts >> pi.place;
if (pi.itemCanBeCreated())
{
// now, check id and change it if there are 2 in col
QSet<int> ids;
if (i > 1)
{
if (DATA(r,i-1).item && DATA(r,i-2).item)
{
int id = DATA(r,i-1).item->id();
if (id == DATA(r,i-2).item->id())
ids.insert(id);
}
}
// if there are 2 in row
if (r > 1)
{
if (DATA(r-1,i).item && DATA(r-2,i).item)
{
int id = DATA(r-1,i).item->id();
if (id == DATA(r-2,i).item->id())
ids.insert(id);
}
}
// generate items
pi.item = generateGameItem(ids);
}
if (pi.hasTarget())
{
if (pi.place & Target1)
targets++;
else
targets+=2;
}
}
}
stat->level_targets_all = targets;
return true;
}
////////////////////////////////////////////////////////////////////////////////
GameItem* GameScene::generateGameItem(const QSet<int> &skip)
{
int id = activeItems.at(qrand() % activeItems.count());
if (skip.contains(id))
for (int i = 0; i < activeItems.count(); i++)
if (!skip.contains(id = activeItems.at(i)))
break;
GameItem *item = new GameItem(id);
return item;
}
////////////////////////////////////////////////////////////////////////////////
bool GameScene::fillEmptyFreeRows()
{
bool result = false;
for (int i = 0; i < rows; i++)
{
for (int j = 0; j < cols; j++)
{
PlaceInfo &pi1 = DATA(i,j);
if (pi1.itemCanBeAppeared())
{
pi1.item = generateGameItem();
pi1.item->born();
result = true;
}
}
}
return result;
}
////////////////////////////////////////////////////////////////////////////////
struct PlaceAvailInfo
{
bool hasItem, movable;
int id;
};
#define PLDATA(r,c) pl[(((r) << 4) + (c)) & 0xff]
bool GameScene::checkAvailableMoves()
{
// qDebug() << "checkAvailableMoves() entered...";
bool result = false;
availFrom = QPoint(-1,-1);
availTo = QPoint(-1,-1);
hintMove = false;
// build temp table
PlaceAvailInfo *pl = new PlaceAvailInfo[MAX_COLS*MAX_ROWS];
for (int i = 0; i < rows; i++)
{
for (int j = 0; j < cols; j++)
{
PlaceAvailInfo &pi = PLDATA(i,j);
PlaceInfo &pi1 = DATA(i,j);
pi.hasItem = pi1.hasItem();
if (pi.hasItem)
{
pi.movable = pi1.itemCanBeMoved();
pi.id = pi1.item->id();
} else
{
pi.movable = false;
pi.id = -1;
}
}
}
// check temp table
for (int i = rows-1; i >= 0; i--)
{
for (int j = 0; j < cols-1; j++)
{
// printf("row %d col %d \n", i, j);
PlaceAvailInfo pi1 = PLDATA(i,j);
if (!pi1.movable)
continue;
// simulate item movement to the right
PlaceAvailInfo pi2 = PLDATA(i,j+1);
if (pi2.movable)
{
PlaceAvailInfo tmp1 = pi1;
PlaceAvailInfo tmp2 = pi2;
PLDATA(i,j) = tmp2;
PLDATA(i,j+1) = tmp1;
int currentRow = i, currentCol = j;
int targetRow = i, targetCol = j+1;
bool b1 = checkAvailItemsInRow((PlaceAvailInfo*)pl, targetRow, qMax(0,targetCol-2), qMin(cols-1,targetCol+2));
bool b2 = checkAvailItemsInColumn((PlaceAvailInfo*)pl, targetCol, qMax(0,targetRow-2), qMin(rows-1,targetRow+2));
bool b3 = checkAvailItemsInRow((PlaceAvailInfo*)pl, currentRow, qMax(0,currentCol-2), qMin(cols-1,currentCol+2));
bool b4 = checkAvailItemsInColumn((PlaceAvailInfo*)pl, currentCol, qMax(0,currentRow-2), qMin(rows-1,currentRow+2));
PLDATA(i,j) = tmp1;
PLDATA(i,j+1) = tmp2;
if (b1 || b2 || b3 || b4)
{
availFrom = QPoint(currentCol, currentRow);
availTo = QPoint(targetCol, targetRow);
result = true;
goto final;
}
}
// simulate item movement to the top
if (i == 0) continue;
pi2 = PLDATA(i-1,j);
if (pi2.movable)
{
PlaceAvailInfo tmp1 = pi1;
PlaceAvailInfo tmp2 = pi2;
PLDATA(i,j) = tmp2;
PLDATA(i-1,j) = tmp1;
int currentRow = i, currentCol = j;
int targetRow = i-1, targetCol = j;
bool b1 = checkAvailItemsInRow(pl, targetRow, qMax(0,targetCol-2), qMin(cols-1,targetCol+2));
bool b2 = checkAvailItemsInColumn(pl, targetCol, qMax(0,targetRow-2), qMin(rows-1,targetRow+2));
bool b3 = checkAvailItemsInRow(pl, currentRow, qMax(0,currentCol-2), qMin(cols-1,currentCol+2));
bool b4 = checkAvailItemsInColumn(pl, currentCol, qMax(0,currentRow-2), qMin(rows-1,currentRow+2));
PLDATA(i,j) = tmp1;
PLDATA(i-1,j) = tmp2;
if (b1 || b2 || b3 || b4)
{
availFrom = QPoint(currentCol, currentRow);
availTo = QPoint(targetCol, targetRow);
result = true;
goto final;
}
}
}
}
final:
// qDebug() << " availFrom " << availFrom << " availTo " << availTo;
// qDebug() << "---------------- checkAvailableMoves() " << result;
delete [] pl;
return result;
}
bool GameScene::checkAvailItemsInRow(PlaceAvailInfo *pl, int row, int from, int to)
{
if (from+2 > to)
return false;
PlaceAvailInfo &pi1 = PLDATA(row, from);
PlaceAvailInfo &pi2 = PLDATA(row, from+1);
PlaceAvailInfo &pi3 = PLDATA(row, from+2);
if (pi1.id == pi2.id && pi2.id == pi3.id && pi3.id != -1)
return true;
if (from+3 > to)
return false;
PlaceAvailInfo &pi4 = PLDATA(row, from+3);
if (pi2.id == pi3.id && pi3.id == pi4.id && pi3.id != -1)
return true;
if (from+4 > to)
return false;
PlaceAvailInfo &pi5 = PLDATA(row, from+4);
if (pi3.id == pi4.id && pi4.id == pi5.id && pi3.id != -1)
return true;
return false;
}
bool GameScene::checkAvailItemsInColumn(PlaceAvailInfo *pl, int col, int from, int to)
{
if (from+2 > to)
return false;
PlaceAvailInfo &pi1 = PLDATA(from, col);
PlaceAvailInfo &pi2 = PLDATA(from+1, col);
PlaceAvailInfo &pi3 = PLDATA(from+2, col);
if (pi1.id == pi2.id && pi2.id == pi3.id && pi3.id != -1)
return true;
if (from+3 > to)
return false;
PlaceAvailInfo &pi4 = PLDATA(from+3, col);
if (pi2.id == pi3.id && pi3.id == pi4.id && pi3.id != -1)
return true;
if (from+4 > to)
return false;
PlaceAvailInfo &pi5 = PLDATA(from+4, col);
if (pi3.id == pi4.id && pi4.id == pi5.id && pi3.id != -1)
return true;
return false;
}
void GameScene::refillItems(int deep)
{
for (int i = 0; i < rows; i++)
{
for (int j = 0; j < cols; j++)
{
PlaceInfo &pi1 = DATA(i,j);
if (pi1.item && (pi1.place & ItemAppear))
{
pi1.item->setId(activeItems.at(qrand() % activeItems.count()));
}
}
}
for (int d = 0; d < deep; d++)
for (int i = 0; i < rows; i++)
for (int j = 0; j < cols; j++) {
PlaceInfo &pi1 = DATA(i, j);
if (pi1.item && (pi1.place & ItemAppear)) {
int ii = i + d;
if (ii >= rows) ii = rows - 1;
PlaceInfo &pi2 = DATA(ii, j);
if (pi2.item)
pi2.item->setId(activeItems.at(qrand() % activeItems.count()));
}
}
}
void GameScene::hintAvailableMoves()
{
hintMove = checkAvailableMoves();
hintOpacity = 0;
hintDelta = 0.02;
hintTimer->stop();
}
////////////////////////////////////////////////////////////////////////////////
bool GameScene::checkRemoveItemsInRow(int row, int from, int to, bool remove)
{
bool result = false;
for (int j = to; j >= from && j >= 2; j--)
{
PlaceInfo &pi = DATA(row,j);
if (!pi.hasItem())
continue;
if (!(pi.item->isIdle() || pi.item->isNotAlive()))
continue;
// only 3 and more
int id = pi.item->id();
int cnt = 1;
while (j--)
{
PlaceInfo &pi1 = DATA(row,j);
if (!pi1.hasItem())
break;
if (pi1.item->id() != id || !(pi1.item->isIdle() || pi1.item->isNotAlive()))
break;
cnt++;
}
j++;
// found 3 or more items
if (cnt >= 3)
{
// schedule for deletion
if (remove)
removeItemsRow(row,j,cnt);
result = true;
}
}
return result;
}
bool GameScene::checkRemoveItemsInColumn(int col, int from, int to, bool remove)
{
bool result = false;
for (int i = to; i >= from && i >= 2; i--)
{
PlaceInfo &pi = DATA(i,col);
if (!pi.hasItem())
continue;
if (!(pi.item->isIdle() || pi.item->isNotAlive()))
continue;
// only 3 and more
int id = pi.item->id();
int cnt = 1;
while (i--)
{
PlaceInfo &pi1 = DATA(i,col);
if (!pi1.hasItem())
break;
if (pi1.item->id() != id || !(pi1.item->isIdle() || pi1.item->isNotAlive()))
break;
cnt++;
}
i++;
// found 3 or more items
if (cnt >= 3)
{
// schedule for deletion
if (remove)
removeItemsColumn(i,col,cnt);
result = true;
}
}
return result;
}
// checks and schedules removing contiguous items
// returns true if something was removed, else returns false
bool GameScene::checkRemoveItems()
{
// we're checking from top-right to bottom-left
bool result = false;
// horizontal check
for (int i = 0; i < rows; i++)
{
if (checkRemoveItemsInRow(i, 0, cols-1))
result = true;
}
// vertical check
for (int i = 0; i < cols; i++)
{
if (checkRemoveItemsInColumn(i, 0, rows-1))
result = true;
}
return result;
}
void GameScene::removeItemsRow(int row, int col, int cnt)
{
for (int j = col; j < col+cnt; j++)
{
removeAndCountItem(row,j);
}
}
void GameScene::removeItemsColumn(int row, int col, int cnt)
{
for (int i = row; i < row+cnt; i++)
{
removeAndCountItem(i,col);
}
}
void GameScene::removeScheduledItems()
{
bool removed = false;
for (int i = 0; i < rows; i++)
{
for (int j = 0; j < cols; j++)
{
PlaceInfo &pi = DATA(i,j);
if (!pi.hasItem())
continue;
if (pi.item->isNotAlive())
{
// create ghost
createPixmapPopup(item_col2x(j), item_row2y(i), 0,0,
allItems.at(pi.item->id()),
5);
// delete item
delete pi.item;
pi.item = 0;
removed = true;
}
}
}
if (removed)
// play items removed
sndEngine->playSound(GameSound::sndItemDisappear);
}
////////////////////////////////////////////////////////////////////////////////
bool GameScene::checkFallItems()
{
// we're checking from bottom-right to top-left
bool result = false;
// horizontal check - row 0 is skipped for now
for (int i = rows-1; i > 0; i--)
{
for (int j = 0; j < cols; j++)
{
PlaceInfo &pi = DATA(i,j);
if (!pi.freePlaceForItem())
continue;
// check if something at the top
PlaceInfo &pi1 = DATA(i-1,j);
if (pi1.itemCanBeMoved())
{
scheduleItemMove(i-1,j, i,j);
result = true;
continue;
}
// check top-left
if (j > 0) {
PlaceInfo &pi1 = DATA(i-1,j-1);
if (pi1.itemCanBeMoved())
{
scheduleItemMove(i-1,j-1, i,j);
result = true;
continue;
}
}
// check top-right
if (j < cols-1) {
PlaceInfo &pi1 = DATA(i-1,j+1);
if (pi1.itemCanBeMoved())
{
if (DATA(i,j+1).freePlaceForItem() == false)
{
scheduleItemMove(i-1,j+1, i,j);
result = true;
continue;
}
}
}
}
}
return result;
}
void GameScene::scheduleItemMove(int r1,int c1, int r2,int c2)
{
// for now, just simple move this item
PlaceInfo &pi1 = DATA(r1,c1);
PlaceInfo &pi2 = DATA(r2,c2);
pi2.item = pi1.item;
pi2.item->fall(c2-c1, r2-r1);
pi1.item = 0;
}
////////////////////////////////////////////////////////////////////////////////
void GameScene::nextCycle()
{
static bool check_moves = true;
advanceTempItems();
// check tool activity
if (toolset->current() && !(toolset->current()->inProgress()))
{
int c = int(cursorPos.x() >= xoff ? (cursorPos.x()-xoff) / X56 : -1);
int r = int(cursorPos.y() >= yoff ? (cursorPos.y()-yoff) / Y56 : -1);
toolset->checkMouseMoved(r, c);
}
if (!--frameCount)
{
frameCount = 5;
// check if statistic is active
if (stat_active)
{
checkMouseActions();
}
else
// check finished
if (targets <= 0)
{
levelWon();
//return;
}
else
// check if tool is in progress
if (toolset->current() && toolset->current()->inProgress())
{
toolset->progressCurrent();
}
else
{
// order is important!
int old_targets = targets;
bool is_fill = fillEmptyFreeRows();
bool is_fall = checkFallItems();
if (moveState == MS_MOVING || moveState == MS_RETURN)
checkItemMovement();
bool is_remove = checkRemoveItems();
removeScheduledItems();
// check if there are moves available
if (is_fill || is_fall || is_remove)
{
check_moves = true;
hintMove = false;
hintTimer->stop();
}
else
if (!is_fill && !is_fall && !is_remove)
{
if (check_moves)
{
if (!hintTimer->isActive())
{
hintTimer->setInterval(10000);
hintTimer->start();
}