src/object/powerup.cpp

   1 //  SuperTux
   2 //  Copyright (C) 2006 Matthias Braun <matze@braunis.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 "audio/sound_manager.hpp"
  18 #include "object/player.hpp"
  19 #include "object/powerup.hpp"
  20 #include "scripting/level.hpp"
  21 #include "supertux/object_factory.hpp"
  22 #include "supertux/sector.hpp"
  23 #include "sprite/sprite.hpp"
  24 #include "sprite/sprite_manager.hpp"
  25 #include "util/reader.hpp"
  26
  27 #include <sstream>
  28
  29 PowerUp::PowerUp(const Reader& lisp) :
  30   MovingSprite(lisp, LAYER_OBJECTS, COLGROUP_MOVING),
  31   physic(),
  32   script(),
  33   no_physics(),
  34   light(0.0f,0.0f,0.0f),
  35   lightsprite(sprite_manager->create("images/objects/lightmap_light/lightmap_light-small.sprite"))
  36 {
  37   lisp.get("script", script);
  38   no_physics = false;
  39   lisp.get("disable-physics", no_physics);
  40   physic.enable_gravity(true);
  41   sound_manager->preload("sounds/grow.ogg");
  42   sound_manager->preload("sounds/fire-flower.wav");
  43   //set default light for glow effect for standard sprites
  44   lightsprite->set_blend(Blend(GL_SRC_ALPHA, GL_ONE));
  45   lightsprite->set_color(Color(0.0f, 0.0f, 0.0f));
  46   if (sprite_name == "images/powerups/egg/egg.sprite") {
  47     lightsprite->set_color(Color(0.2f, 0.2f, 0.0f));
  48   } else if (sprite_name == "images/powerups/fireflower/fireflower.sprite") {
  49     lightsprite->set_color(Color(0.3f, 0.0f, 0.0f));
  50   } else if (sprite_name == "images/powerups/iceflower/iceflower.sprite") {
  51     lightsprite->set_color(Color(0.0f, 0.1f, 0.2f));
  52   } else if (sprite_name == "images/powerups/star/star.sprite") {
  53     lightsprite->set_color(Color(0.4f, 0.4f, 0.4f));
  54   }
  55
  56 }
  57
  58 PowerUp::PowerUp(const Vector& pos, const std::string& sprite_name) :
  59   MovingSprite(pos, sprite_name, LAYER_OBJECTS, COLGROUP_MOVING),
  60   physic(),
  61   script(),
  62   no_physics(false),
  63   light(0.0f,0.0f,0.0f),
  64   lightsprite(sprite_manager->create("images/objects/lightmap_light/lightmap_light-small.sprite"))
  65 {
  66   physic.enable_gravity(true);
  67   sound_manager->preload("sounds/grow.ogg");
  68   sound_manager->preload("sounds/fire-flower.wav");
  69   //set default light for glow effect for standard sprites
  70   lightsprite->set_blend(Blend(GL_SRC_ALPHA, GL_ONE));
  71   lightsprite->set_color(Color(0.0f, 0.0f, 0.0f));
  72   if (sprite_name == "images/powerups/egg/egg.sprite") {
  73     lightsprite->set_color(Color(0.2f, 0.2f, 0.0f));
  74   } else if (sprite_name == "images/powerups/fireflower/fireflower.sprite") {
  75     lightsprite->set_color(Color(0.3f, 0.0f, 0.0f));
  76   } else if (sprite_name == "images/powerups/iceflower/iceflower.sprite") {
  77     lightsprite->set_color(Color(0.0f, 0.1f, 0.2f));
  78   } else if (sprite_name == "images/powerups/star/star.sprite") {
  79     lightsprite->set_color(Color(0.4f, 0.4f, 0.4f));
  80   }
  81 }
  82
  83 void
  84 PowerUp::collision_solid(const CollisionHit& hit)
  85 {
  86   if(hit.bottom) {
  87     physic.set_velocity_y(0);
  88   }
  89   if(hit.right || hit.left) {
  90     physic.set_velocity_x(-physic.get_velocity_x());
  91   }
  92 }
  93
  94 HitResponse
  95 PowerUp::collision(GameObject& other, const CollisionHit&)
  96 {
  97   Player* player = dynamic_cast<Player*>(&other);
  98   if(player == 0)
  99     return FORCE_MOVE;
 100
 101   if (script != "") {
 102     std::istringstream stream(script);
 103     Sector::current()->run_script(stream, "powerup-script");
 104     remove_me();
 105     return ABORT_MOVE;
 106   }
 107
 108   // some defaults if no script has been set
 109   if (sprite_name == "images/powerups/egg/egg.sprite") {
 110     if(!player->add_bonus(GROWUP_BONUS, true))
 111       return FORCE_MOVE;
 112     sound_manager->play("sounds/grow.ogg");
 113   } else if (sprite_name == "images/powerups/fireflower/fireflower.sprite") {
 114     if(!player->add_bonus(FIRE_BONUS, true))
 115       return FORCE_MOVE;
 116     sound_manager->play("sounds/fire-flower.wav");
 117   } else if (sprite_name == "images/powerups/iceflower/iceflower.sprite") {
 118     if(!player->add_bonus(ICE_BONUS, true))
 119       return FORCE_MOVE;
 120     sound_manager->play("sounds/fire-flower.wav");
 121   } else if (sprite_name == "images/powerups/star/star.sprite") {
 122     player->make_invincible();
 123   } else if (sprite_name == "images/powerups/1up/1up.sprite") {
 124     player->get_status()->add_coins(100);
 125   } else if (sprite_name == "images/powerups/potions/red-potion.sprite") {
 126     scripting::Level_flip_vertically();
 127   }
 128
 129   remove_me();
 130   return ABORT_MOVE;
 131 }
 132
 133 void
 134 PowerUp::update(float elapsed_time)
 135 {
 136   if (!no_physics)
 137     movement = physic.get_movement(elapsed_time);
 138 }
 139
 140 void
 141 PowerUp::draw(DrawingContext& context){
 142   //Draw the Sprite.
 143   sprite->draw(context, get_pos(), layer);
 144   //Draw light when dark for defaults
 145   context.get_light( get_bbox().get_middle(), &light );
 146   if (light.red + light.green + light.blue < 3.0){
 147     //Stars are brighter
 148     if (sprite_name == "images/powerups/star/star.sprite") {
 149       sprite->draw(context, get_pos(), layer);
 150     }
 151     context.push_target();
 152     context.set_target(DrawingContext::LIGHTMAP);
 153     lightsprite->draw(context, get_bbox().get_middle(), 0);
 154     context.pop_target();
 155   }
 156 }
 157 /* EOF */