MapObject.cpp

   1 #include "MapObject.h"
   2 #include "Map.h"
   3 #include "Game.h"
   4 #include "Tile.h"
   5
   6
   7 namespace botor
   8 {
   9         void MapObject::StartMovement()
  10         {
  11                 Sint16 sx,sy;
  12                 Map::transformM2S( mapX, mapY, sx, sy );
  13                 movementX = (float)sx;
  14                 movementY = (float)sy;
  15
  16                 if( isWalkable( mapX+vX, mapY+vY ) )
  17                 {
  18                         mapX +=vX;
  19                         mapY +=vY;
  20                         if( isBitSet( Game::getMap()->tileAt( mapX, mapY )->typeMask, Tile::TILE_SLOW ) )
  21                                 speed = SPEED() * 0.5f;
  22                         else
  23                                 speed = SPEED();
  24
  25                         moving = true;
  26                 }
  27         }
  28
  29         bool MapObject::isWalkable( Uint8 X, Uint8 Y )
  30         {
  31                 Tile *t = Game::getMap()->tileAt(X, Y);
  32
  33                 if( isBitSet( t->typeMask, Tile::TILE_WALKABLE ) )
  34                 {
  35                         return true;
  36                 }
  37                 else
  38                         return false;
  39         }
  40
  41         MapObject::MapObject( Uint8 X, Uint8 Y, Drawable *graphic ) :
  42                 mapX(0), mapY(0), vX(0), vY(0), movementX(0), movementY(0), speed(0), walking(false), moving(false)
  43         {
  44                 this->graphic = graphic;
  45                 Teleport(X, Y);
  46         }
  47
  48         MapObject::~MapObject()
  49         {
  50                 delete graphic;
  51         }
  52
  53         void MapObject::UpdatePosition()
  54         {
  55                 Sint16 sx,sy;
  56                 Map::transformM2S( mapX, mapY, sx, sy );
  57                 if( dst( movementX, movementY, (float)sx, (float)sy ) < 0.5 )
  58                 {
  59                         OnTile( Game::getMap()->tileAt( mapX, mapY ) );
  60
  61                         if( walking )
  62                                 StartMovement();
  63                         else
  64                                 moving = false;
  65
  66                 }
  67                 else
  68                 {
  69                         float dirX, dirY;
  70
  71                         dirX = sign( sx - movementX ) * speed;
  72                         dirY = sign( sy - movementY ) * speed;
  73
  74                         movementX += dirX;
  75                         movementY += dirY;
  76
  77                 }
  78         }
  79
  80         void MapObject::Initialize() {}
  81         void MapObject::DeInitialize() {}
  82
  83         void MapObject::Update()
  84         {
  85                 if( moving )
  86                 {
  87                         UpdatePosition();
  88                 }
  89         }
  90
  91         void MapObject::Draw()
  92         {
  93                 if( !graphic )
  94                         return;
  95
  96                 Sint16 sx,sy;
  97                 if( moving )
  98                 {
  99                         sx = (Sint16)movementX;
 100                         sy = (Sint16)movementY;
 101                 }
 102                 else
 103                 {
 104                         Map::transformM2S( mapX, mapY, sx, sy );
 105                 }
 106
 107                 graphic->Draw( sx, sy );
 108         }
 109
 110         void MapObject::OnTile( Tile *t ) {}
 111
 112
 113         void MapObject::Teleport( Uint8 mapX, Uint8 mapY, Uint16 room )
 114         {
 115                 this->mapX = mapX;
 116                 this->mapY = mapY;
 117                 moving = false;
 118         }
 119
 120         Uint8 MapObject::getMapX() { return mapX; }
 121         Uint8 MapObject::getMapY() { return mapY; }
 122
 123         bool MapObject::Walking() { return walking; }
 124
 125         void MapObject::setGraphic( Drawable *graphic )
 126         {
 127                 this->graphic = graphic;
 128         }
 129
 130         Drawable *MapObject::getGraphic( )
 131         {
 132                 return graphic;
 133         }
 134
 135 }
 136