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package Sprites;
#/*
#* KAsteroids - Copyright (c) Martin R. Jones 1997
#*
#* Part of the KDE project
#*/
use constant {
ID_ROCK_LARGE => 1024,
ID_ROCK_MEDIUM => 1025,
ID_ROCK_SMALL => 1026,
ID_MISSILE => 1030,
ID_BIT => 1040,
ID_EXHAUST => 1041,
ID_ENERGY_POWERUP => 1310,
ID_TELEPORT_POWERUP => 1311,
ID_BRAKE_POWERUP => 1312,
ID_SHIELD_POWERUP => 1313,
ID_SHOOT_POWERUP => 1314,
ID_SHIP => 1350,
ID_SHIELD => 1351,
MAX_SHIELD_AGE => 350,
MAX_POWERUP_AGE => 500,
MAX_MISSILE_AGE => 40,
};
1;
package KMissile;
use strict;
use warnings;
use QtCore4;
use QtGui4;
use AnimatedPixmapItem;
use QtCore4::isa qw(AnimatedPixmapItem);
sub NEW
{
my ( $class, $s, $c ) = @_;
$class->SUPER::NEW($s, $c);
this->{myAge} = 0;
}
sub type() { return Sprites::ID_MISSILE; }
sub growOlder() { this->{myAge}++; }
sub expired() { return this->{myAge} > Sprites::MAX_MISSILE_AGE; }
1;
package KBit;
use strict;
use warnings;
use QtCore4;
use QtGui4;
use AnimatedPixmapItem;
use QtCore4::isa qw(AnimatedPixmapItem);
sub NEW
{
my ( $class, $s, $c ) = @_;
$class->SUPER::NEW($s, $c);
this->{death} = 7;
}
sub type() { return Sprites::ID_BIT; }
sub setDeath($) { my ( $d )= @_; this->{death} = $d; }
sub growOlder() { this->{death}--; }
sub expired() { return this->{death} <= 0; }
1;
package KExhaust;
use strict;
use warnings;
use QtCore4;
use QtGui4;
use AnimatedPixmapItem;
use QtCore4::isa qw(AnimatedPixmapItem);
sub NEW
{
my ( $class, $s, $c ) = @_;
$class->SUPER::NEW($s, $c);
this->{death} = 1;
}
sub type() { return Sprites::ID_EXHAUST; }
sub setDeath($) { my ($d) = @_; this->{death} = $d; }
sub growOlder() { this->{death}--; }
sub expired() { return this->{death} <= 0; }
1;
package KPowerup;
use strict;
use warnings;
use QtCore4;
use QtGui4;
use AnimatedPixmapItem;
use QtCore4::isa qw(AnimatedPixmapItem);
sub NEW
{
my ( $class, $s, $c, $t ) = @_;
$class->SUPER::NEW($s, $c);
this->{myAge} = 0;
this->{_type} = $t;
}
sub type() { return this->{_type}; }
sub growOlder() { this->{myAge}++; }
sub expired() { return this->{myAge} > Sprites::MAX_POWERUP_AGE; }
1;
package KRock;
use strict;
use warnings;
use QtCore4;
use QtGui4;
use AnimatedPixmapItem;
use QtCore4::isa qw(AnimatedPixmapItem);
sub NEW
{
my ( $class, $s, $c, $t, $sk, $st ) = @_;
$class->SUPER::NEW($s, $c);
this->{_type} = $t;
this->{skip} = $sk;
this->{cskip} = $sk;
this->{step} = $st;
}
sub nextFrame
{
if (this->{cskip}-- <= 0) {
setFrame( (frame()+this->{step}+frameCount()) % frameCount() );
this->{cskip} = abs(this->{skip});
}
}
sub type() { return this->{_type}; }
1;
package KShield;
use strict;
use warnings;
use QtCore4;
use QtGui4;
use AnimatedPixmapItem;
use QtCore4::isa qw(AnimatedPixmapItem);
sub NEW
{
my ( $class, $s, $c ) = @_;
$class->SUPER::NEW($s, $c);
}
sub type() { return Sprites::ID_SHIELD; }
1;
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