src/flip_level_transformer.cpp

   1 #include <config.h>
   2
   3 #include "flip_level_transformer.h"
   4 #include "object/tilemap.h"
   5 #include "badguy/badguy.h"
   6 #include "sector.h"
   7 #include "tile_manager.h"
   8
   9 void
  10 FlipLevelTransformer::transform_sector(Sector* sector)
  11 {
  12   float height = sector->solids->get_height()
  13     * sector->solids->get_tilemanager()->get_default_height();
  14
  15   for(Sector::GameObjects::iterator i = sector->gameobjects.begin();
  16       i != sector->gameobjects.end(); ++i) {
  17     GameObject* object = *i;
  18
  19     TileMap* tilemap = dynamic_cast<TileMap*> (object);
  20     if(tilemap) {
  21       transform_tilemap(tilemap);
  22     }
  23     BadGuy* badguy = dynamic_cast<BadGuy*> (object);
  24     if(badguy) {
  25       transform_badguy(height, badguy);
  26     } else {
  27       MovingObject* mobject = dynamic_cast<MovingObject*> (object);
  28       if(mobject) {
  29         transform_moving_object(height, mobject);
  30       }
  31     }
  32   }
  33   for(Sector::SpawnPoints::iterator i = sector->spawnpoints.begin();
  34       i != sector->spawnpoints.end(); ++i) {
  35     transform_spawnpoint(height, *i);
  36   }
  37 }
  38
  39 void
  40 FlipLevelTransformer::transform_tilemap(TileMap* tilemap)
  41 {
  42   for(size_t x = 0; x < tilemap->get_width(); ++x) {
  43     for(size_t y = 0; y < tilemap->get_height()/2; ++y) {
  44       // swap tiles
  45       int y2 = tilemap->get_height()-1-y;
  46       const Tile* t1 = tilemap->get_tile(x, y);
  47       const Tile* t2 = tilemap->get_tile(x, y2);
  48       tilemap->change(x, y, t2->getID());
  49       tilemap->change(x, y2, t1->getID());
  50     }
  51   }
  52   tilemap->set_drawing_effect(VERTICAL_FLIP);
  53 }
  54
  55 void
  56 FlipLevelTransformer::transform_badguy(float height, BadGuy* badguy)
  57 {
  58   Vector pos = badguy->get_start_position();
  59   pos.y = height - pos.y;
  60   badguy->set_start_position(pos);
  61 }
  62
  63 void
  64 FlipLevelTransformer::transform_spawnpoint(float height, SpawnPoint* spawn)
  65 {
  66   Vector pos = spawn->pos;
  67   pos.y = height - pos.y;
  68   spawn->pos = pos;
  69 }
  70
  71 void
  72 FlipLevelTransformer::transform_moving_object(float height, MovingObject*object)
  73 {
  74   Vector pos = object->get_pos();
  75   pos.y = height - pos.y;
  76   object->set_pos(pos);
  77 }
  78