DAnimation.cpp

   1 #include "DAnimation.h"
   2
   3 namespace botor
   4 {
   5         anim_t::anim_t( unsigned int _start, unsigned int _length, unsigned int _delay, bool _loop )
   6         {
   7                 start = _start;
   8                 length = _length;
   9                 delay = _delay;
  10                 loop = _loop;
  11         }
  12
  13         DAnimation::DAnimation( Tileset *set )
  14         {
  15                 this->set = set;
  16                 Reset();
  17         }
  18
  19         DAnimation::~DAnimation() {}
  20
  21         void DAnimation::Reset()
  22         {
  23                 anim = 0;
  24                 framescount = 0;
  25                 pos = 0;
  26         }
  27
  28         void DAnimation::load( anim_t *anim )
  29         {
  30                 if( this->anim == anim )
  31                         return;
  32                 Reset();
  33
  34                 this->anim = anim;
  35         }
  36
  37         void DAnimation::Draw( Sint16 X, Sint16 Y )
  38         {
  39                 if( anim && set )
  40                 {
  41                         if( anim->length == 0 )
  42                         {
  43                                 set->Draw( X, Y, anim->start );
  44                                 return;
  45                         }
  46
  47                         if( ++framescount >= anim->delay )
  48                         {
  49                                 framescount -= anim->delay;
  50
  51                                 if( anim->loop )
  52                                 {
  53                                         pos = (pos+1) % (anim->length);
  54                                 }
  55                                 else
  56                                         if( pos < anim->length )
  57                                                 pos++;
  58                         }
  59
  60                         set->Draw( X, Y, anim->start + pos );
  61                 }
  62
  63         }
  64
  65         bool DAnimation::finished()
  66         {
  67                 if(!anim)               return true;
  68                 if(anim->loop)          return false;
  69                 if(pos<anim->length)    return false;
  70
  71                 return true;
  72         }
  73
  74 }