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    40 ****************************************************************************/

    41 

    42 /*

    43  * KAsteroids - Copyright (c) Martin R. Jones 1997

    44  *

    45  * Part of the KDE project

    46  */

    47 

    48 #ifndef __SPRITES_H__

    49 #define __SPRITES_H__

    50 

    51 #include "animateditem.h"

    52 

    53 #define ID_ROCK_LARGE           1024

    54 #define ID_ROCK_MEDIUM          1025

    55 #define ID_ROCK_SMALL           1026

    56 

    57 #define ID_MISSILE              1030

    58 

    59 #define ID_BIT                  1040

    60 #define ID_EXHAUST              1041

    61 

    62 #define ID_ENERGY_POWERUP       1310

    63 #define ID_TELEPORT_POWERUP     1311

    64 #define ID_BRAKE_POWERUP        1312

    65 #define ID_SHIELD_POWERUP       1313

    66 #define ID_SHOOT_POWERUP        1314

    67 

    68 #define ID_SHIP                 1350

    69 #define ID_SHIELD               1351

    70 

    71 #define MAX_SHIELD_AGE          350

    72 #define MAX_POWERUP_AGE         500

    73 #define MAX_MISSILE_AGE         40

    74 

    75 class KMissile : public AnimatedPixmapItem

    76 {

    77 public:

    78     KMissile( const QList<QPixmap> &s, QGraphicsScene *c ) : AnimatedPixmapItem( s, c )

    79         { myAge = 0; }

    80 

    81     virtual int type() const { return ID_MISSILE; }

    82 

    83     void growOlder() { myAge++; }

    84     bool expired() { return myAge > MAX_MISSILE_AGE; }

    85 

    86 private:

    87     int myAge;

    88 };

    89 

    90 class KBit : public AnimatedPixmapItem

    91 {

    92 public:

    93     KBit( const QList<QPixmap> &s, QGraphicsScene *c ) : AnimatedPixmapItem( s, c )

    94 	{  death = 7; }

    95 

    96     virtual int type() const {  return ID_BIT; }

    97 

    98     void setDeath( int d ) { death = d; }

    99     void growOlder() { death--; }

   100     bool expired() { return death <= 0; }

   101 

   102 private:

   103     int death;

   104 };

   105 

   106 class KExhaust : public AnimatedPixmapItem

   107 {

   108 public:

   109     KExhaust( const QList<QPixmap> &s, QGraphicsScene *c ) : AnimatedPixmapItem( s, c )

   110 	{  death = 1; }

   111 

   112     virtual int type() const {  return ID_EXHAUST; }

   113 

   114     void setDeath( int d ) { death = d; }

   115     void growOlder() { death--; }

   116     bool expired() { return death <= 0; }

   117 

   118 private:

   119     int death;

   120 };

   121 

   122 class KPowerup : public AnimatedPixmapItem

   123 {

   124 public:

   125   KPowerup( const QList<QPixmap> &s, QGraphicsScene *c, int t ) : AnimatedPixmapItem( s, c ),

   126         myAge( 0 ), _type(t) { }

   127 

   128   virtual int type() const { return _type; }

   129 

   130   void growOlder() { myAge++; }

   131   bool expired() const { return myAge > MAX_POWERUP_AGE; }

   132 

   133 protected:

   134   int myAge;

   135   int _type;

   136 };

   137 

   138 class KRock : public AnimatedPixmapItem

   139 {

   140 public:

   141     KRock (const QList<QPixmap> &s, QGraphicsScene *c, int t, int sk, int st) : AnimatedPixmapItem( s, c )

   142         { _type = t; skip = cskip = sk; step = st; }

   143 

   144     void nextFrame()

   145 	{

   146 	    if (cskip-- <= 0) {

   147 		setFrame( (frame()+step+frameCount())%frameCount() );

   148 		cskip = QABS(skip);

   149 	    }

   150 	}

   151 

   152     virtual int type() const { return _type; }

   153 

   154 private:

   155     int _type;

   156     int skip;

   157     int cskip;

   158     int step;

   159 };

   160 

   161 class KShield : public AnimatedPixmapItem

   162 {

   163 public:

   164   KShield( QList<QPixmap> &s, QGraphicsScene *c )

   165       : AnimatedPixmapItem( s, c ) {}

   166 

   167   virtual int type() const { return ID_SHIELD; }

   168 };

   169 

   170 #endif