SnakePart* SnakeList::take(int pos){
SnakePart* sp = 0;
goToFirst();
for(int i = 1; i < pos; i++)
goToNext();
if(pos != 1 && pos != conteo){
current->prev->next = current->next;
current->next->prev = current->prev;
}else if(pos == conteo){
first = current->next;
if(current->next != 0)
current->next->prev = 0;
}else if(pos == conteo){
last = current->prev;
current->prev->next = 0;
}
if(pos > 0 && pos <= conteo){
conteo--;
sp = current->content;
delete current;
}
return sp;
}
void SnakeList::advanceItems(){
goToFirst();
SnakePart* head = get();
switch(head->direction()){
case head->UP:
head->setY( head->y() - head->partSize );
break;
case head->DOWN:
head->setY( head->y() + head->partSize );
break;
case head->RIGHT:
head->setX( head->x() + head->partSize );
break;
case head->LEFT:
head->setX( head->x() - head->partSize );
break;
}
goToLast();
for(int i = count()-1; i > 1; i--){
SnakePart* act = get();
SnakePart* previ = 0;
if(current->prev != 0)
previ = current->prev->content;
if(previ != 0 && act != 0){
act->setDirection(previ->direction());
act->setX(previ->x());
act->setY(previ->y());
act->setZ(previ->getZ());
act->advance();
}
goToPrevious();
}
}
void SnakeList::goTo(int pos){
if(pos <= 1){
goToNext(); return;
}
if(pos == conteo - 1){
goToLast(); return;
}
goToFirst();
for(int i = 1; i < pos; i++){
if(current->next != 0)
goToNext();
}
}
SnakePart* SnakeList::at(int pos){
qDebug() << "in the at() method";
if(isEmpty()){
qDebug() << "it was empty";
return 0;
}
qDebug() << "it was NOT empty";
if( (pos > count()) || (pos <= 0))
return 0;
else{
goToFirst();
for(int i = 1; i < pos; i++)
goToNext();
return current->content;
}
}
/*!
*/
void
LogPlayerToolBar::createControls( LogPlayer * log_player,
QMainWindow * main_win )
{
// visible actions
{
QAction * act
= new QAction( QIcon( QPixmap( rew_xpm ) ),
tr( "Rewind" ), this );
#ifdef Q_WS_MAC
act->setShortcut( Qt::META + Qt::Key_Down );
#else
act->setShortcut( Qt::CTRL + Qt::Key_Down );
#endif
act->setStatusTip( tr( "Rewind the log player.(" )
+ act->shortcut().toString() + tr( ")" ) );
connect( act, SIGNAL( triggered() ),
log_player, SLOT( accelerateBack() ) );
this->addAction( act );
main_win->addAction( act );
}
{
QAction * act
= new QAction( QIcon( QPixmap( rev_xpm ) ),
tr( "Play Backward" ), this );
act->setShortcut( Qt::Key_Down );
act->setStatusTip( tr( "Play backward the log player.(" )
+ act->shortcut().toString() + tr( ")" ) );
connect( act, SIGNAL( triggered() ),
log_player, SLOT( playBack() ) );
this->addAction( act );
main_win->addAction( act );
}
{
QAction * act
= new QAction( QIcon( QPixmap( minus_xpm ) ),
tr( "Step Back" ), this );
act->setShortcut( Qt::Key_Left );
act->setStatusTip( tr( "One step back the log player.(" )
+ act->shortcut().toString() + tr( ")" ) );
connect( act, SIGNAL( triggered() ),
log_player, SLOT( stepBack() ) );
this->addAction( act );
main_win->addAction( act );
}
{
QAction * act
= new QAction( QIcon( QPixmap( stop_xpm ) ),
tr( "Play/Stop" ), this );
act->setShortcut( Qt::Key_Space );
act->setStatusTip( tr( "Play/Stop the log player. (" )
+ act->shortcut().toString() + tr( ")" ) );
connect( act, SIGNAL( triggered() ),
log_player, SLOT( playOrStop() ) );
this->addAction( act );
main_win->addAction( act );
}
{
QAction * act
= new QAction( QIcon( QPixmap( plus_xpm ) ),
tr( "Step Forward" ), this );
act->setShortcut( Qt::Key_Right );
act->setStatusTip( tr( "One step forward the log player. (" )
+ act->shortcut().toString() + tr( ")" ) );
connect( act, SIGNAL( triggered() ),
log_player, SLOT( stepForward() ) );
this->addAction( act );
main_win->addAction( act );
}
{
QAction * act
= new QAction( QIcon( QPixmap( play_xpm ) ),
tr( "Play Forward" ), this );
act->setShortcut( Qt::Key_Up );
act->setStatusTip( tr( "Play forward the log player.(" )
+ act->shortcut().toString() + tr( ")" ) );
connect( act, SIGNAL( triggered() ),
log_player, SLOT( playForward() ) );
this->addAction( act );
main_win->addAction( act );
}
{
QAction * act
= new QAction( QIcon( QPixmap( ff_xpm ) ),
tr( "Fast Forward" ), this );
#ifdef Q_WS_MAC
act->setShortcut( Qt::META + Qt::Key_Up );
#else
act->setShortcut( Qt::CTRL + Qt::Key_Up );
#endif
act->setStatusTip( tr( "Fast forward the log player.(" )
+ act->shortcut().toString() + tr( ")" ) );
connect( act, SIGNAL( triggered() ),
log_player, SLOT( accelerateForward() ) );
this->addAction( act );
main_win->addAction( act );
}
this->addSeparator();
// invisible actions
{
QAction * act
= new QAction( //QIcon( QPixmap( go_first_xpm ) ),
tr( "Go first" ), this );
act->setShortcut( Qt::Key_Home );
act->setStatusTip( tr( "Go to the first.(" )
+ act->shortcut().toString() + tr( ")" ) );
connect( act, SIGNAL( triggered() ),
log_player, SLOT( goToFirst() ) );
//this->addAction( act );
main_win->addAction( act );
}
{
QAction * act
= new QAction( //QIcon( QPixmap( go_last_xpm ) ),
tr( "Go last" ), this );
act->setShortcut( Qt::Key_End );
act->setStatusTip( tr( "Go to the last.(" )
+ act->shortcut().toString() + tr( ")" ) );
connect( act, SIGNAL( triggered() ),
log_player, SLOT( goToLast() ) );
//this->addAction( act );
main_win->addAction( act );
}
}
