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< pre > /****************************************************************
**
** Implementation of GameBoard class, TQt tutorial 13
**
****************************************************************/
#include "gamebrd.h"
#include < < a href = "qfont-h.html" > qfont.h< / a > >
#include < < a href = "qapplication-h.html" > qapplication.h< / a > >
#include < < a href = "qlabel-h.html" > qlabel.h< / a > >
#include < < a href = "qpushbutton-h.html" > qpushbutton.h< / a > >
#include < < a href = "qlcdnumber-h.html" > qlcdnumber.h< / a > >
#include < < a href = "qlayout-h.html" > qlayout.h< / a > >
#include "lcdrange.h"
#include "cannon.h"
< a name = "f109" > < / a > GameBoard::GameBoard( < a href = "qwidget.html" > TQWidget< / a > *parent, const char *name )
: < a href = "qwidget.html" > TQWidget< / a > ( parent, name )
{
< a href = "qpushbutton.html" > TQPushButton< / a > *quit = new < a href = "qpushbutton.html" > TQPushButton< / a > ( "& Quit", this, "quit" );
quit-> < a href = "qwidget.html#setFont" > setFont< / a > ( TQFont( "Times", 18, TQFont::Bold ) );
< a href = "qobject.html#connect" > connect< / a > ( quit, SIGNAL(< a href = "qbutton.html#clicked" > clicked< / a > ()), qApp, SLOT(< a href = "qapplication.html#quit" > quit< / a > ()) );
LCDRange *angle = new LCDRange( "ANGLE", this, "angle" );
angle-> setRange( 5, 70 );
LCDRange *force = new LCDRange( "FORCE", this, "force" );
force-> setRange( 10, 50 );
cannonField = new CannonField( this, "cannonField" );
< a href = "qobject.html#connect" > connect< / a > ( angle, SIGNAL(valueChanged(int)),
cannonField, SLOT(setAngle(int)) );
< a href = "qobject.html#connect" > connect< / a > ( cannonField, SIGNAL(angleChanged(int)),
angle, SLOT(setValue(int)) );
< a href = "qobject.html#connect" > connect< / a > ( force, SIGNAL(valueChanged(int)),
cannonField, SLOT(setForce(int)) );
< a href = "qobject.html#connect" > connect< / a > ( cannonField, SIGNAL(forceChanged(int)),
force, SLOT(setValue(int)) );
< a href = "qobject.html#connect" > connect< / a > ( cannonField, SIGNAL(hit()),
this, SLOT(hit()) );
< a href = "qobject.html#connect" > connect< / a > ( cannonField, SIGNAL(missed()),
this, SLOT(missed()) );
< a href = "qpushbutton.html" > TQPushButton< / a > *shoot = new < a href = "qpushbutton.html" > TQPushButton< / a > ( "& Shoot", this, "shoot" );
shoot-> < a href = "qwidget.html#setFont" > setFont< / a > ( TQFont( "Times", 18, TQFont::Bold ) );
< a href = "qobject.html#connect" > connect< / a > ( shoot, SIGNAL(< a href = "qbutton.html#clicked" > clicked< / a > ()), SLOT(fire()) );
< a href = "qobject.html#connect" > connect< / a > ( cannonField, SIGNAL(canShoot(bool)),
shoot, SLOT(< a href = "qwidget.html#setEnabled" > setEnabled< / a > (bool)) );
TQPushButton *restart
= new < a href = "qpushbutton.html" > TQPushButton< / a > ( "& New Game", this, "newgame" );
restart-> setFont( TQFont( "Times", 18, TQFont::Bold ) );
< a href = "qobject.html#connect" > connect< / a > ( restart, SIGNAL(clicked()), this, SLOT(newGame()) );
hits = new < a href = "qlcdnumber.html" > TQLCDNumber< / a > ( 2, this, "hits" );
shotsLeft = new < a href = "qlcdnumber.html" > TQLCDNumber< / a > ( 2, this, "shotsleft" );
< a href = "qlabel.html" > TQLabel< / a > *hitsL = new < a href = "qlabel.html" > TQLabel< / a > ( "HITS", this, "hitsLabel" );
TQLabel *shotsLeftL
= new < a href = "qlabel.html" > TQLabel< / a > ( "SHOTS LEFT", this, "shotsleftLabel" );
< a href = "qgridlayout.html" > TQGridLayout< / a > *grid = new < a href = "qgridlayout.html" > TQGridLayout< / a > ( this, 2, 2, 10 );
grid-> < a href = "qgridlayout.html#addWidget" > addWidget< / a > ( quit, 0, 0 );
grid-> < a href = "qgridlayout.html#addWidget" > addWidget< / a > ( cannonField, 1, 1 );
grid-> < a href = "qgridlayout.html#setColStretch" > setColStretch< / a > ( 1, 10 );
< a href = "qvboxlayout.html" > TQVBoxLayout< / a > *leftBox = new < a href = "qvboxlayout.html" > TQVBoxLayout< / a > ;
grid-> < a href = "qgridlayout.html#addLayout" > addLayout< / a > ( leftBox, 1, 0 );
leftBox-> < a href = "qboxlayout.html#addWidget" > addWidget< / a > ( angle );
leftBox-> < a href = "qboxlayout.html#addWidget" > addWidget< / a > ( force );
< a href = "qhboxlayout.html" > TQHBoxLayout< / a > *topBox = new < a href = "qhboxlayout.html" > TQHBoxLayout< / a > ;
grid-> < a href = "qgridlayout.html#addLayout" > addLayout< / a > ( topBox, 0, 1 );
topBox-> < a href = "qboxlayout.html#addWidget" > addWidget< / a > ( shoot );
topBox-> < a href = "qboxlayout.html#addWidget" > addWidget< / a > ( hits );
topBox-> < a href = "qboxlayout.html#addWidget" > addWidget< / a > ( hitsL );
topBox-> < a href = "qboxlayout.html#addWidget" > addWidget< / a > ( shotsLeft );
topBox-> < a href = "qboxlayout.html#addWidget" > addWidget< / a > ( shotsLeftL );
topBox-> < a href = "qboxlayout.html#addStretch" > addStretch< / a > ( 1 );
topBox-> < a href = "qboxlayout.html#addWidget" > addWidget< / a > ( restart );
angle-> setValue( 60 );
force-> setValue( 25 );
angle-> < a href = "qwidget.html#setFocus" > setFocus< / a > ();
newGame();
}
void < a name = "f110" > < / a > GameBoard::fire()
{
if ( cannonField-> gameOver() || cannonField-> isShooting() )
return;
shotsLeft-> < a href = "qlcdnumber.html#display" > display< / a > ( shotsLeft-> < a href = "qlcdnumber.html#intValue" > intValue< / a > () - 1 );
cannonField-> shoot();
}
void < a name = "f111" > < / a > GameBoard::hit()
{
hits-> < a href = "qlcdnumber.html#display" > display< / a > ( hits-> < a href = "qlcdnumber.html#intValue" > intValue< / a > () + 1 );
if ( shotsLeft-> < a href = "qlcdnumber.html#intValue" > intValue< / a > () == 0 )
cannonField-> setGameOver();
else
cannonField-> newTarget();
}
void < a name = "f112" > < / a > GameBoard::missed()
{
if ( shotsLeft-> < a href = "qlcdnumber.html#intValue" > intValue< / a > () == 0 )
cannonField-> setGameOver();
}
void < a name = "f113" > < / a > GameBoard::newGame()
{
shotsLeft-> < a href = "qlcdnumber.html#display" > display< / a > ( 15 );
hits-> < a href = "qlcdnumber.html#display" > display< / a > ( 0 );
cannonField-> restartGame();
cannonField-> newTarget();
}
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