src/object/bonus_block.cpp

   1 //  SuperTux
   2 //  Copyright (C) 2009 Ingo Ruhnke <grumbel@gmx.de>
   3 //
   4 //  This program is free software: you can redistribute it and/or modify
   5 //  it under the terms of the GNU General Public License as published by
   6 //  the Free Software Foundation, either version 3 of the License, or
   7 //  (at your option) any later version.
   8 //
   9 //  This program is distributed in the hope that it will be useful,
  10 //  but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 //  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 //  GNU General Public License for more details.
  13 //
  14 //  You should have received a copy of the GNU General Public License
  15 //  along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16
  17 #include "object/bonus_block.hpp"
  18
  19 #include "audio/sound_manager.hpp"
  20 #include "badguy/badguy.hpp"
  21 #include "lisp/list_iterator.hpp"
  22 #include "object/broken_brick.hpp"
  23 #include "object/flower.hpp"
  24 #include "object/bouncy_coin.hpp"
  25 #include "object/growup.hpp"
  26 #include "object/oneup.hpp"
  27 #include "object/player.hpp"
  28 #include "object/portable.hpp"
  29 #include "object/specialriser.hpp"
  30 #include "object/star.hpp"
  31 #include "sprite/sprite_manager.hpp"
  32 #include "supertux/constants.hpp"
  33 #include "supertux/level.hpp"
  34 #include "supertux/object_factory.hpp"
  35 #include "supertux/sector.hpp"
  36
  37 #include <stdexcept>
  38
  39 BonusBlock::BonusBlock(const Vector& pos, int data) :
  40   Block(sprite_manager->create("images/objects/bonus_block/bonusblock.sprite")),
  41   contents(),
  42   object(0),
  43   hit_counter(1)
  44 {
  45   bbox.set_pos(pos);
  46   sprite->set_action("normal");
  47   switch(data) {
  48     case 1: contents = CONTENT_COIN; break;
  49     case 2: contents = CONTENT_FIREGROW; break;
  50     case 3: contents = CONTENT_STAR; break;
  51     case 4: contents = CONTENT_1UP; break;
  52     case 5: contents = CONTENT_ICEGROW; break;
  53     default:
  54       log_warning << "Invalid box contents" << std::endl;
  55       contents = CONTENT_COIN;
  56       break;
  57   }
  58 }
  59
  60 BonusBlock::BonusBlock(const Reader& lisp) :
  61   Block(sprite_manager->create("images/objects/bonus_block/bonusblock.sprite")),
  62   contents(),
  63   object(0),
  64   hit_counter(1)
  65 {
  66   Vector pos;
  67
  68   contents = CONTENT_COIN;
  69   lisp::ListIterator iter(&lisp);
  70   while(iter.next()) {
  71     const std::string& token = iter.item();
  72     if(token == "x") {
  73       iter.value()->get(pos.x);
  74     } else if(token == "y") {
  75       iter.value()->get(pos.y);
  76     } else if(token == "sprite") {
  77       iter.value()->get(sprite_name);
  78       sprite = sprite_manager->create(sprite_name);
  79     } else if(token == "count") {
  80       iter.value()->get(hit_counter);
  81     } else if(token == "script") {
  82       iter.value()->get(script);
  83     } else if(token == "contents") {
  84       std::string contentstring;
  85       iter.value()->get(contentstring);
  86       if(contentstring == "coin") {
  87         contents = CONTENT_COIN;
  88       } else if(contentstring == "firegrow") {
  89         contents = CONTENT_FIREGROW;
  90       } else if(contentstring == "icegrow") {
  91         contents = CONTENT_ICEGROW;
  92       } else if(contentstring == "star") {
  93         contents = CONTENT_STAR;
  94       } else if(contentstring == "1up") {
  95         contents = CONTENT_1UP;
  96       } else if(contentstring == "custom") {
  97         contents = CONTENT_CUSTOM;
  98       } else if(contentstring == "script") {
  99         contents = CONTENT_SCRIPT;
 100       } else {
 101         log_warning << "Invalid box contents '" << contentstring << "'" << std::endl;
 102       }
 103     } else {
 104       if(contents == CONTENT_CUSTOM) {
 105         GameObject* game_object = ObjectFactory::instance().create(token, *(iter.lisp()));
 106         object = dynamic_cast<MovingObject*> (game_object);
 107         if(object == 0)
 108           throw std::runtime_error(
 109             "Only MovingObjects are allowed inside BonusBlocks");
 110       } else {
 111         log_warning << "Invalid element '" << token << "' in bonusblock" << std::endl;
 112       }
 113     }
 114   }
 115
 116   if(contents == CONTENT_CUSTOM && object == 0)
 117     throw std::runtime_error("Need to specify content object for custom block");
 118
 119   bbox.set_pos(pos);
 120 }
 121
 122 BonusBlock::~BonusBlock()
 123 {
 124   delete object;
 125 }
 126
 127 void
 128 BonusBlock::hit(Player & player)
 129 {
 130   try_open(&player);
 131 }
 132
 133 HitResponse
 134 BonusBlock::collision(GameObject& other, const CollisionHit& hit){
 135
 136   Player* player = dynamic_cast<Player*> (&other);
 137   if (player) {
 138     if (player->does_buttjump)
 139       try_open(player);
 140   }
 141
 142   BadGuy* badguy = dynamic_cast<BadGuy*> (&other);
 143   if(badguy) {
 144     // hit contains no information for collisions with blocks.
 145     // Badguy's bottom has to be below the top of the block
 146     // SHIFT_DELTA is required to slide over one tile gaps.
 147     if( badguy->can_break() && ( badguy->get_bbox().get_bottom() > get_bbox().get_top() + SHIFT_DELTA ) ){
 148       try_open(player);
 149     }
 150   }
 151   Portable* portable = dynamic_cast<Portable*> (&other);
 152   if(portable) {
 153     MovingObject* moving = dynamic_cast<MovingObject*> (&other);
 154     if(moving->get_bbox().get_top() > get_bbox().get_bottom() - SHIFT_DELTA) {
 155       try_open(player);
 156     }
 157   }
 158   return Block::collision(other, hit);
 159 }
 160
 161 void
 162 BonusBlock::try_open(Player *player)
 163 {
 164   if(sprite->get_action() == "empty") {
 165     sound_manager->play("sounds/brick.wav");
 166     return;
 167   }
 168
 169   Sector* sector = Sector::current();
 170   assert(sector);
 171
 172   if (player == NULL)
 173     player = sector->player;
 174
 175   if (player == NULL)
 176     return;
 177
 178   Direction direction = (player->get_bbox().get_middle().x > get_bbox().get_middle().x) ? LEFT : RIGHT;
 179
 180   switch(contents) {
 181     case CONTENT_COIN:
 182       Sector::current()->add_object(new BouncyCoin(get_pos(), true));
 183       player->get_status()->add_coins(1);
 184       Sector::current()->get_level()->stats.coins++;
 185       break;
 186
 187     case CONTENT_FIREGROW:
 188       if(player->get_status()->bonus == NO_BONUS) {
 189         SpecialRiser* riser = new SpecialRiser(get_pos(), new GrowUp(direction));
 190         sector->add_object(riser);
 191       } else {
 192         SpecialRiser* riser = new SpecialRiser(
 193           get_pos(), new Flower(FIRE_BONUS));
 194         sector->add_object(riser);
 195       }
 196       sound_manager->play("sounds/upgrade.wav");
 197       break;
 198
 199     case CONTENT_ICEGROW:
 200       if(player->get_status()->bonus == NO_BONUS) {
 201         SpecialRiser* riser = new SpecialRiser(get_pos(), new GrowUp(direction));
 202         sector->add_object(riser);
 203       } else {
 204         SpecialRiser* riser = new SpecialRiser(
 205           get_pos(), new Flower(ICE_BONUS));
 206         sector->add_object(riser);
 207       }
 208       sound_manager->play("sounds/upgrade.wav");
 209       break;
 210
 211     case CONTENT_STAR:
 212       sector->add_object(new Star(get_pos() + Vector(0, -32), direction));
 213       break;
 214
 215     case CONTENT_1UP:
 216       sector->add_object(new OneUp(get_pos(), direction));
 217       break;
 218
 219     case CONTENT_CUSTOM:
 220       {
 221         SpecialRiser* riser = new SpecialRiser(get_pos(), object);
 222         object = 0;
 223         sector->add_object(riser);
 224         sound_manager->play("sounds/upgrade.wav");
 225         break;
 226       }
 227
 228     case CONTENT_SCRIPT:
 229       if(script != "") {
 230         std::istringstream stream(script);
 231         Sector::current()->run_script(stream, "powerup-script");
 232       }
 233       break;
 234   }
 235
 236   start_bounce(player);
 237   if(hit_counter <= 0){ //use 0 to allow infinite hits
 238   }else if(hit_counter == 1){
 239     sprite->set_action("empty");
 240   }else{
 241     hit_counter--;
 242   }
 243 }
 244
 245 void
 246 Block::break_me()
 247 {
 248   Sector* sector = Sector::current();
 249   sector->add_object(
 250     new BrokenBrick(sprite->clone(), get_pos(), Vector(-100, -400)));
 251   sector->add_object(
 252     new BrokenBrick(sprite->clone(), get_pos() + Vector(0, 16),
 253                     Vector(-150, -300)));
 254   sector->add_object(
 255     new BrokenBrick(sprite->clone(), get_pos() + Vector(16, 0),
 256                     Vector(100, -400)));
 257   sector->add_object(
 258     new BrokenBrick(sprite->clone(), get_pos() + Vector(16, 16),
 259                     Vector(150, -300)));
 260   remove_me();
 261 }
 262
 263 /* EOF */