src/player.cpp

   1 //  $Id$
   2 //
   3 //  SuperTux -  A Jump'n Run
   4 //  Copyright (C) 2003 Tobias Glaesser <tobi.web@gmx.de>
   5 //
   6 //  This program is free software; you can redistribute it and/or
   7 //  modify it under the terms of the GNU General Public License
   8 //  as published by the Free Software Foundation; either version 2
   9 //  of the License, or (at your option) any later version.
  10 //
  11 //  This program is distributed in the hope that it will be useful,
  12 //  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 //  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 //  GNU General Public License for more details.
  15 //
  16 //  You should have received a copy of the GNU General Public License
  17 //  along with this program; if not, write to the Free Software
  18 //  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  19
  20 #include <cmath>
  21 #include <iostream>
  22 #include <cassert>
  23
  24 #include "app/globals.h"
  25 #include "app/gettext.h"
  26 #include "player.h"
  27 #include "defines.h"
  28 #include "scene.h"
  29 #include "tile.h"
  30 #include "special/sprite.h"
  31 #include "sector.h"
  32 #include "tilemap.h"
  33 #include "camera.h"
  34 #include "gameobjs.h"
  35 #include "resources.h"
  36 #include "interactive_object.h"
  37 #include "video/screen.h"
  38 #include "statistics.h"
  39 #include "gameloop.h"
  40
  41 // behavior definitions:
  42 #define TILES_FOR_BUTTJUMP 3
  43 // animation times (in ms):
  44 #define SHOOTING_TIME 320
  45 // others stuff:
  46 #define AUTOSCROLL_DEAD_INTERVAL 300
  47
  48 // time before idle animation starts
  49 #define IDLE_TIME 2500
  50
  51 // growing animation
  52 Surface* growingtux_left[GROWING_FRAMES];
  53 Surface* growingtux_right[GROWING_FRAMES];
  54
  55 Surface* tux_life;
  56
  57 Sprite* smalltux_gameover;
  58 Sprite* smalltux_star;
  59 Sprite* bigtux_star;
  60
  61 TuxBodyParts* small_tux;
  62 TuxBodyParts* big_tux;
  63 TuxBodyParts* fire_tux;
  64 TuxBodyParts* ice_tux;
  65
  66 PlayerKeymap keymap;
  67
  68 PlayerKeymap::PlayerKeymap()
  69 {
  70   keymap.up    = SDLK_UP;
  71   keymap.down  = SDLK_DOWN;
  72   keymap.left  = SDLK_LEFT;
  73   keymap.right = SDLK_RIGHT;
  74
  75   keymap.power = SDLK_LCTRL;
  76   keymap.jump  = SDLK_LALT;
  77 }
  78
  79 void player_input_init(player_input_type* pplayer_input)
  80 {
  81   pplayer_input->up = UP;
  82   pplayer_input->down = UP;
  83   pplayer_input->fire = UP;
  84   pplayer_input->left = UP;
  85   pplayer_input->old_fire = UP;
  86   pplayer_input->right = UP;
  87   pplayer_input->jump = UP;
  88   pplayer_input->old_jump = UP;
  89   pplayer_input->activate = UP;
  90 }
  91
  92 void
  93 TuxBodyParts::set_action(std::string action)
  94 {
  95   if(head != NULL)
  96     head->set_action(action);
  97   if(body != NULL)
  98     body->set_action(action);
  99   if(arms != NULL)
 100     arms->set_action(action);
 101   if(feet != NULL)
 102     feet->set_action(action);
 103 }
 104
 105 void
 106 TuxBodyParts::one_time_animation()
 107 {
 108   if(head != NULL)
 109     head->start_animation(1);
 110   if(body != NULL)
 111     body->start_animation(1);
 112   if(arms != NULL)
 113     arms->start_animation(1);
 114   if(feet != NULL)
 115     feet->start_animation(1);
 116 }
 117
 118 void
 119 TuxBodyParts::draw(DrawingContext& context, const Vector& pos, int layer,
 120                   Uint32 drawing_effect)
 121 {
 122   if(head != NULL)
 123     head->draw(context, pos, layer-1, drawing_effect);
 124   if(body != NULL)
 125     body->draw(context, pos, layer-3, drawing_effect);
 126   if(arms != NULL)
 127     arms->draw(context, pos, layer,   drawing_effect);
 128   if(feet != NULL)
 129     feet->draw(context, pos, layer-2, drawing_effect);
 130 }
 131
 132 Player::Player()
 133 {
 134   init();
 135 }
 136
 137 Player::~Player()
 138 {
 139 }
 140
 141 void
 142 Player::init()
 143 {
 144   holding_something = false;
 145
 146   base.width = 32;
 147   base.height = 32;
 148
 149   size = SMALL;
 150   got_power = NONE_POWER;
 151
 152   base.x = 0;
 153   base.y = 0;
 154   previous_base = old_base = base;
 155   dir = RIGHT;
 156   old_dir = dir;
 157   duck = false;
 158   dead = false;
 159
 160   dying   = DYING_NOT;
 161   last_ground_y = 0;
 162   fall_mode = ON_GROUND;
 163   jumping = false;
 164   flapping = false;
 165   can_jump = true;
 166   can_flap = false;
 167   falling_from_flap = false;
 168   enable_hover = false;
 169   butt_jump = false;
 170
 171   flapping_velocity = 0;
 172
 173   frame_main = 0;
 174   frame_ = 0;
 175
 176   player_input_init(&input);
 177
 178   invincible_timer.init(true);
 179   skidding_timer.init(true);
 180   safe_timer.init(true);
 181   frame_timer.init(true);
 182   kick_timer.init(true);
 183   shooting_timer.init(true);
 184   growing_timer.init(true);
 185   idle_timer.init(true);
 186   flapping_timer.init(true);
 187
 188   physic.reset();
 189 }
 190
 191 int
 192 Player::key_event(SDLKey key, int state)
 193 {
 194   idle_timer.start(IDLE_TIME);
 195
 196   if(key == keymap.right)
 197     {
 198       input.right = state;
 199       return true;
 200     }
 201   else if(key == keymap.left)
 202     {
 203       input.left = state;
 204       return true;
 205     }
 206   else if(key == keymap.up)
 207     {
 208       input.up = state;
 209
 210       /* Up key also opens activates stuff */
 211       input.activate = state;
 212
 213       if(state == DOWN) {
 214         /** check for interactive objects */
 215         for(Sector::InteractiveObjects::iterator i
 216             = Sector::current()->interactive_objects.begin();
 217             i != Sector::current()->interactive_objects.end(); ++i) {
 218           if(rectcollision(base, (*i)->get_area())) {
 219             (*i)->interaction(INTERACTION_ACTIVATE);
 220           }
 221         }
 222       }
 223
 224       return true;
 225     }
 226   else if(key == keymap.down)
 227     {
 228       input.down = state;
 229       return true;
 230     }
 231   else if(key == keymap.power)
 232     {
 233       if (state == UP)
 234         input.old_fire = UP;
 235       input.fire = state;
 236
 237       return true;
 238     }
 239   else if(key == keymap.jump)
 240     {
 241       if (state == UP)
 242         input.old_jump = UP;
 243       input.jump = state;
 244       return true;
 245     }
 246   else
 247     return false;
 248 }
 249
 250 void
 251 Player::level_begin()
 252 {
 253   base.x  = 100;
 254   base.y  = 170;
 255   previous_base = old_base = base;
 256   duck = false;
 257
 258   dying = DYING_NOT;
 259
 260   player_input_init(&input);
 261
 262   invincible_timer.init(true);
 263   skidding_timer.init(true);
 264   safe_timer.init(true);
 265   frame_timer.init(true);
 266   growing_timer.init(true);
 267   idle_timer.init(true);
 268
 269   physic.reset();
 270 }
 271
 272 void
 273 Player::action(float elapsed_time)
 274 {
 275   bool jumped_in_solid = false;
 276
 277   if(dying && !dying_timer.check()) {
 278     dead = true;
 279     return;
 280   }
 281
 282   if (input.fire == UP)
 283     holding_something = false;
 284
 285   /* Move tux: */
 286   previous_base = base;
 287
 288   /* --- HANDLE TUX! --- */
 289   if(dying == DYING_NOT)
 290     handle_input();
 291
 292   physic.apply(elapsed_time, base.x, base.y, Sector::current()->gravity);
 293
 294   if(dying == DYING_NOT)
 295     {
 296       base_type target = base;
 297
 298       collision_swept_object_map(&old_base, &base);
 299
 300       if ((!invincible_timer.started() && !safe_timer.started())
 301           && (isspike(base.x, base.y) || isspike(base.x + base.width, base.y)
 302           ||  isspike(base.x, base.y + base.height)
 303           ||  isspike(base.x + base.width, base.y + base.height)))
 304       {
 305          kill(SHRINK);
 306       }
 307
 308       // Don't accelerate Tux if he is running against a wall
 309       if (target.x != base.x)
 310         {
 311           physic.set_velocity_x(0);
 312         }
 313
 314       // special exception for cases where we're stuck under tiles after
 315       // being ducked. In this case we drift out
 316       if(!duck && on_ground() && old_base.x == base.x && old_base.y == base.y
 317          && collision_object_map(base))
 318         {
 319           base.x += elapsed_time * WALK_SPEED * (dir ? 1: -1);
 320           previous_base = old_base = base;
 321         }
 322
 323       // Land:
 324       if (!on_ground())
 325         {
 326           physic.enable_gravity(true);
 327           if(under_solid())
 328             {
 329               // fall down
 330               physic.set_velocity_y(0);
 331               jumped_in_solid = true;
 332               jumping = false;
 333               flapping = false;
 334             }
 335         }
 336       else
 337         {
 338           /* Land: */
 339           if (physic.get_velocity_y() < 0)
 340             {
 341               base.y = (int)(((int)base.y / 32) * 32);
 342               physic.set_velocity_y(0);
 343             }
 344
 345           physic.enable_gravity(false);
 346           /* Reset score multiplier (for multi-hits): */
 347           if (!invincible_timer.started())
 348             {
 349             /*if(player_status.score_multiplier > 2)
 350               {  // show a message
 351               char str[124];
 352               sprintf(str, _("%d bad guys in a row!"), player_status.score_multiplier-1);
 353               Sector::current()->add_floating_text(base, str);
 354               }*/
 355             player_status.score_multiplier = 1;
 356             }
 357         }
 358
 359       if(jumped_in_solid)
 360         {
 361           if (isbrick(base.x, base.y) ||
 362               isfullbox(base.x, base.y))
 363             {
 364               Sector::current()->trygrabdistro(
 365                   Vector(base.x, base.y - 32), BOUNCE);
 366               Sector::current()->trybumpbadguy(Vector(base.x, base.y - 64));
 367
 368               Sector::current()->trybreakbrick(
 369                   Vector(base.x, base.y), size == SMALL);
 370
 371               bumpbrick(base.x, base.y);
 372               Sector::current()->tryemptybox(Vector(base.x, base.y), RIGHT);
 373             }
 374
 375           if (isbrick(base.x+ 31, base.y) ||
 376               isfullbox(base.x+ 31, base.y))
 377             {
 378               Sector::current()->trygrabdistro(
 379                   Vector(base.x+ 31, base.y - 32), BOUNCE);
 380               Sector::current()->trybumpbadguy(Vector(base.x+ 31, base.y - 64));
 381
 382               if(size == BIG)
 383                 Sector::current()->trybreakbrick(
 384                     Vector(base.x+ 31, base.y), size == SMALL);
 385
 386               bumpbrick(base.x+ 31, base.y);
 387               Sector::current()->tryemptybox(Vector(base.x+ 31, base.y), LEFT);
 388             }
 389         }
 390
 391       grabdistros();
 392
 393       if (jumped_in_solid)
 394         {
 395           ++base.y;
 396           ++old_base.y;
 397           if(on_ground())
 398             {
 399               /* Make sure jumping is off. */
 400               jumping = false;
 401               flapping = false;
 402             }
 403         }
 404     }
 405
 406   /* ---- DONE HANDLING TUX! --- */
 407
 408   // check some timers
 409   skidding_timer.check();
 410   invincible_timer.check();
 411   safe_timer.check();
 412   kick_timer.check();
 413 }
 414
 415 bool
 416 Player::on_ground()
 417 {
 418   return ( issolid(base.x + base.width / 2, base.y + base.height) ||
 419            issolid(base.x + 1, base.y + base.height) ||
 420            issolid(base.x + base.width - 1, base.y + base.height));
 421 }
 422
 423 bool
 424 Player::under_solid()
 425 {
 426   return ( issolid(base.x + base.width / 2, base.y) ||
 427            issolid(base.x + 1, base.y) ||
 428            issolid(base.x + base.width - 1, base.y)  );
 429 }
 430
 431 bool
 432 Player::tiles_on_air(int tiles)
 433 {
 434   for(int t = 0; t != tiles; t++)
 435      {
 436      if(issolid(base.x + base.width / 2, base.y + base.height + (tiles*32)) ||
 437          issolid(base.x + 1, base.y + base.height + (tiles*32)) ||
 438          issolid(base.x + base.width - 1, base.y + base.height + (tiles*32)))
 439        return false;
 440      }
 441   return true;
 442 }
 443
 444 void
 445 Player::handle_horizontal_input()
 446 {
 447   float vx = physic.get_velocity_x();
 448   float vy = physic.get_velocity_y();
 449   float ax = physic.get_acceleration_x();
 450   float ay = physic.get_acceleration_y();
 451
 452   float dirsign = 0;
 453   if(input.left == DOWN && input.right == UP && (!duck || physic.get_velocity_y() != 0)) {
 454       old_dir = dir;
 455       dir = LEFT;
 456       dirsign = -1;
 457   } else if(input.left == UP && input.right == DOWN && (!duck || physic.get_velocity_y() != 0)) {
 458       old_dir = dir;
 459       dir = RIGHT;
 460       dirsign = 1;
 461   }
 462
 463   if (input.fire == UP) {
 464       ax = dirsign * WALK_ACCELERATION_X;
 465       // limit speed
 466       if(vx >= MAX_WALK_XM && dirsign > 0) {
 467         vx = MAX_WALK_XM;
 468         ax = 0;
 469       } else if(vx <= -MAX_WALK_XM && dirsign < 0) {
 470         vx = -MAX_WALK_XM;
 471         ax = 0;
 472       }
 473   } else {
 474       ax = dirsign * RUN_ACCELERATION_X;
 475       // limit speed
 476       if(vx >= MAX_RUN_XM && dirsign > 0) {
 477         vx = MAX_RUN_XM;
 478         ax = 0;
 479       } else if(vx <= -MAX_RUN_XM && dirsign < 0) {
 480         vx = -MAX_RUN_XM;
 481         ax = 0;
 482       }
 483   }
 484
 485   // we can reach WALK_SPEED without any acceleration
 486   if(dirsign != 0 && fabs(vx) < WALK_SPEED) {
 487     vx = dirsign * WALK_SPEED;
 488   }
 489
 490   // changing directions?
 491   if(on_ground() && ((vx < 0 && dirsign >0) || (vx>0 && dirsign<0)))
 492     {
 493       // let's skid!
 494       if(fabs(vx)>SKID_XM && !skidding_timer.check())
 495         {
 496           skidding_timer.start(SKID_TIME);
 497           SoundManager::get()->play_sound(IDToSound(SND_SKID));
 498           // dust some partcles
 499           Sector::current()->add_particles(
 500               Vector(base.x + (dir == LEFT ? base.width : 0), base.y+base.height),
 501               dir == LEFT ? 270+20 : 90-40, dir == LEFT ? 270+40 : 90-20,
 502               Vector(2.8,-2.6), Vector(0,0.030), 3, Color(100,100,100), 3, 800);
 503
 504           ax *= 2.5;
 505         }
 506       else
 507         {
 508           ax *= 2;
 509         }
 510     }
 511
 512   // we get slower when not pressing any keys
 513   if(dirsign == 0) {
 514       if(fabs(vx) < WALK_SPEED) {
 515           vx = 0;
 516           ax = 0;
 517       } else if(vx < 0) {
 518           ax = WALK_ACCELERATION_X * 1.5;
 519       } else {
 520           ax = WALK_ACCELERATION_X * -1.5;
 521       }
 522   }
 523
 524   // if we're on ice slow down acceleration or deceleration
 525   if (isice(base.x, base.y + base.height))
 526   {
 527     /* the acceleration/deceleration rate on ice is inversely proportional to
 528      * the current velocity.
 529      */
 530
 531     // increasing 1 will increase acceleration/deceleration rate
 532     // decreasing 1 will decrease acceleration/deceleration rate
 533     //  must stay above zero, though
 534     if (ax != 0) ax *= 1 / fabs(vx);
 535   }
 536
 537   physic.set_velocity(vx, vy);
 538   physic.set_acceleration(ax, ay);
 539 }
 540
 541 void
 542 Player::handle_vertical_input()
 543 {
 544
 545   // set fall mode...
 546   if(on_ground()) {
 547     fall_mode = ON_GROUND;
 548     last_ground_y = base.y;
 549   } else {
 550     if(base.y > last_ground_y)
 551       fall_mode = FALLING;
 552     else if(fall_mode == ON_GROUND)
 553       fall_mode = JUMPING;
 554   }
 555
 556   // Press jump key
 557   if(input.jump == DOWN && can_jump && on_ground())
 558     {
 559       if(duck) { // only jump a little bit when in duck mode {
 560         physic.set_velocity_y(3);
 561       } else {
 562         // jump higher if we are running
 563         if (fabs(physic.get_velocity_x()) > MAX_WALK_XM)
 564           physic.set_velocity_y(5.8);
 565         else
 566           physic.set_velocity_y(5.2);
 567       }
 568
 569       --base.y;
 570       jumping = true;
 571       flapping = false;
 572       can_jump = false;
 573       can_flap = false;
 574       if (size == SMALL)
 575         SoundManager::get()->play_sound(IDToSound(SND_JUMP));
 576       else
 577         SoundManager::get()->play_sound(IDToSound(SND_BIGJUMP));
 578     }
 579   // Let go of jump key
 580   else if(input.jump == UP)
 581     {
 582       if (!flapping && !duck && !falling_from_flap && !on_ground())
 583          {
 584             can_flap = true;
 585          }
 586       if (jumping && physic.get_velocity_y() > 0)
 587          {
 588             jumping = false;
 589             physic.set_velocity_y(0);
 590          }
 591     }
 592
 593
 594    // Flapping, Marek's version
 595    if (input.jump == DOWN && can_flap)
 596      {
 597          if (!flapping_timer.started())
 598             {
 599                flapping_timer.start(TUX_FLAPPING_TIME);
 600                flapping_velocity = physic.get_velocity_x();
 601             }
 602          if (!flapping_timer.check())
 603             {
 604                can_flap = false;
 605                falling_from_flap = true;
 606             }
 607          jumping = true;
 608          flapping = true;
 609          if (flapping_timer.get_gone() <= TUX_FLAPPING_TIME)
 610             {
 611                float cv;
 612                if (flapping_velocity == 0) {cv = 0;}
 613                else {cv = flapping_velocity*(sqrt(TUX_FLAPPING_TIME-(float)flapping_timer.get_gone()))/sqrt(TUX_FLAPPING_TIME);}
 614                //Handle change of direction while flapping
 615                if (((dir == LEFT) && (cv > 0)) || (dir == RIGHT) && (cv < 0)) {cv *= (-1);}
 616                physic.set_velocity_x(cv);
 617                physic.set_velocity_y((float)flapping_timer.get_gone()/850);
 618             }
 619      }
 620
 621    /* // Flapping, Ryan's version
 622    if (input.jump == DOWN && can_flap)
 623      {
 624          if (!flapping_timer.started())
 625             {
 626                flapping_timer.start(TUX_FLAPPING_TIME);
 627             }
 628          if (!flapping_timer.check())
 629             {
 630                can_flap = false;
 631                falling_from_flap = true;
 632             }
 633          jumping = true;
 634          flapping = true;
 635          if (flapping && flapping_timer.get_gone() <= TUX_FLAPPING_TIME
 636                 && physic.get_velocity_y() < 0)
 637             {
 638                float gravity = Sector::current()->gravity;
 639                float xr = (fabsf(physic.get_velocity_x()) / MAX_RUN_XM);
 640
 641                // XXX: magic numbers. should be a percent of gravity
 642                //      gravity is (by default) -0.1f
 643                physic.set_acceleration_y(.12 + .01f*xr);
 644
 645 #if 0
 646                // To slow down x-vel when flapping (not working)
 647                if (fabsf(physic.get_velocity_x()) > MAX_WALK_XM)
 648                {
 649                    if (physic.get_velocity_x() < 0)
 650                        physic.set_acceleration_x(1.0f);
 651                    else if (physic.get_velocity_x() > 0)
 652                        physic.set_acceleration_x(-1.0f);
 653                }
 654 #endif
 655             }
 656      }
 657     else
 658      {
 659         physic.set_acceleration_y(0);
 660      }
 661    */
 662
 663    // Hover
 664    //(disabled by default, use cheat code "hover" to toggle on/off)
 665    //TODO: needs some tweaking, especially when used together with double jump and jumping off badguys
 666    if (enable_hover && input.jump == DOWN && !jumping && !butt_jump && physic.get_velocity_y() <= 0)
 667       {
 668          physic.set_velocity_y(-1);
 669       }
 670
 671    /* In case the player has pressed Down while in a certain range of air,
 672       enable butt jump action */
 673   if (input.down == DOWN && !butt_jump && !duck)
 674     if(tiles_on_air(TILES_FOR_BUTTJUMP) && jumping)
 675       butt_jump = true;
 676
 677    /* When Down is not held anymore, disable butt jump */
 678   if(butt_jump && input.down == UP)
 679     butt_jump = false;
 680
 681   // Do butt jump
 682   if (butt_jump && on_ground() && size == BIG)
 683   {
 684     // Add a smoke cloud
 685     if (duck)
 686       Sector::current()->add_smoke_cloud(Vector(base.x - 32, base.y));
 687     else
 688       Sector::current()->add_smoke_cloud(Vector(base.x - 32, base.y + 32));
 689
 690     butt_jump = false;
 691
 692     // Break bricks beneath Tux
 693     if(Sector::current()->trybreakbrick(
 694           Vector(base.x + 1, base.y + base.height), false)
 695         || Sector::current()->trybreakbrick(
 696            Vector(base.x + base.width - 1, base.y + base.height), false))
 697     {
 698       physic.set_velocity_y(2);
 699       butt_jump = true;
 700     }
 701
 702     // Kill nearby badguys
 703     std::vector<GameObject*> gameobjects = Sector::current()->gameobjects;
 704     for (std::vector<GameObject*>::iterator i = gameobjects.begin();
 705          i != gameobjects.end();
 706          i++)
 707     {
 708       BadGuy* badguy = dynamic_cast<BadGuy*> (*i);
 709       if(badguy)
 710       {
 711         // don't kill when badguys are already dying or in a certain mode
 712         if(badguy->dying == DYING_NOT && badguy->mode != BadGuy::BOMB_TICKING &&
 713            badguy->mode != BadGuy::BOMB_EXPLODE)
 714           {
 715             if (fabsf(base.x - badguy->base.x) < 150 &&
 716               fabsf(base.y - badguy->base.y) < 60 &&
 717               (issolid(badguy->base.x + 1, badguy->base.y + badguy->base.height) ||
 718                issolid(badguy->base.x + badguy->base.width - 1, badguy->base.y + badguy->base.height)))
 719               badguy->kill_me(25);
 720           }
 721       }
 722     }
 723   }
 724
 725   if ( (issolid(base.x + base.width / 2, base.y + base.height + 64) ||
 726         issolid(base.x + 1, base.y + base.height + 64) ||
 727         issolid(base.x + base.width - 1, base.y + base.height + 64))
 728        && jumping  == false
 729        && can_jump == false
 730        && input.jump == DOWN
 731        && input.old_jump == UP)
 732     {
 733       can_jump = true;
 734     }
 735
 736   if(on_ground())   /* Make sure jumping is off. */
 737     {
 738       jumping = false;
 739       flapping = false;
 740       falling_from_flap = false;
 741       if (flapping_timer.started()) {flapping_timer.stop();}
 742
 743       physic.set_acceleration_y(0); //for flapping
 744     }
 745
 746   input.old_jump = input.jump;
 747 }
 748
 749 void
 750 Player::handle_input()
 751 {
 752   /* Handle horizontal movement: */
 753     handle_horizontal_input();
 754
 755   /* Jump/jumping? */
 756
 757   if (on_ground() && input.jump == UP)
 758     can_jump = true;
 759   handle_vertical_input();
 760
 761   /* Shoot! */
 762   if (input.fire == DOWN && input.old_fire == UP && got_power != NONE_POWER)
 763     {
 764       if(Sector::current()->add_bullet(Vector(base.x, base.y + (base.height/2)),
 765           physic.get_velocity_x(), dir))
 766         shooting_timer.start(SHOOTING_TIME);
 767       input.old_fire = DOWN;
 768     }
 769
 770   /* tux animations: */
 771   if(!frame_timer.check())
 772     {
 773       frame_timer.start(25);
 774       if (input.right == UP && input.left == UP)
 775         {
 776           frame_main = 1;
 777           frame_ = 1;
 778         }
 779       else
 780         {
 781           if ((input.fire == DOWN && (global_frame_counter % 2) == 0) ||
 782               (global_frame_counter % 4) == 0)
 783             frame_main = (frame_main + 1) % 4;
 784
 785           frame_ = frame_main;
 786
 787           if (frame_ == 3)
 788             frame_ = 1;
 789         }
 790     }
 791
 792   /* Duck! */
 793   if (input.down == DOWN && size == BIG && !duck && physic.get_velocity_y() == 0 && on_ground())
 794     {
 795       duck = true;
 796       base.height = 32;
 797       base.y += 32;
 798       // changing base size confuses collision otherwise
 799       old_base = previous_base = base;
 800     }
 801   else if(input.down == UP && size == BIG && duck)
 802     {
 803       // try if we can really unduck
 804       base.y -= 32;
 805       base.height = 64;
 806       // when unducking in air we need some space to do so
 807       if(on_ground() || !collision_object_map(base)) {
 808         duck = false;
 809         // changing base size confuses collision otherwise
 810         old_base = previous_base = base;
 811       } else {
 812         // undo the ducking changes
 813         base.y += 32;
 814         base.height = 32;
 815       }
 816     }
 817 }
 818
 819 void
 820 Player::grow(bool animate)
 821 {
 822   if(size == BIG)
 823     return;
 824
 825   size = BIG;
 826   base.height = 64;
 827   base.y -= 32;
 828
 829   if(animate)
 830     growing_timer.start(GROWING_TIME);
 831
 832   old_base = previous_base = base;
 833 }
 834
 835 void
 836 Player::grabdistros()
 837 {
 838   /* Grab distros: */
 839   if (!dying)
 840     {
 841       Sector::current()->trygrabdistro(Vector(base.x, base.y), NO_BOUNCE);
 842       Sector::current()->trygrabdistro(Vector(base.x+ 31, base.y), NO_BOUNCE);
 843       Sector::current()->trygrabdistro(
 844           Vector(base.x, base.y + base.height), NO_BOUNCE);
 845       Sector::current()->trygrabdistro(
 846           Vector(base.x+ 31, base.y + base.height), NO_BOUNCE);
 847
 848       if(size == BIG)
 849         {
 850           Sector::current()->trygrabdistro(
 851               Vector(base.x, base.y + base.height / 2), NO_BOUNCE);
 852           Sector::current()->trygrabdistro(
 853               Vector(base.x+ 31, base.y + base.height / 2), NO_BOUNCE);
 854         }
 855
 856     }
 857
 858   /* Enough distros for a One-up? */
 859   if (player_status.distros >= DISTROS_LIFEUP)
 860     {
 861       player_status.distros = player_status.distros - DISTROS_LIFEUP;
 862       if(player_status.lives < MAX_LIVES)
 863         ++player_status.lives;
 864       /*We want to hear the sound even, if MAX_LIVES is reached*/
 865       SoundManager::get()->play_sound(IDToSound(SND_LIFEUP));
 866     }
 867 }
 868
 869 void
 870 Player::draw(DrawingContext& context)
 871 {
 872   TuxBodyParts* tux_body;
 873
 874   if (size == SMALL)
 875     tux_body = small_tux;
 876   else if (got_power == FIRE_POWER)
 877     tux_body = fire_tux;
 878   else if (got_power == ICE_POWER)
 879     tux_body = ice_tux;
 880   else
 881     tux_body = big_tux;
 882
 883   int layer = LAYER_OBJECTS - 1;
 884   Vector pos = Vector(base.x, base.y);
 885
 886   /* Set Tux sprite action */
 887   if (duck && size == BIG)
 888     {
 889     if(dir == LEFT)
 890       tux_body->set_action("duck-left");
 891     else // dir == RIGHT
 892       tux_body->set_action("duck-right");
 893     }
 894   else if (skidding_timer.started())
 895     {
 896     if(dir == LEFT)
 897       tux_body->set_action("skid-left");
 898     else // dir == RIGHT
 899       tux_body->set_action("skid-right");
 900     }
 901   else if (kick_timer.started())
 902     {
 903     if(dir == LEFT)
 904       tux_body->set_action("kick-left");
 905     else // dir == RIGHT
 906       tux_body->set_action("kick-right");
 907     }
 908   else if (butt_jump && size == BIG)
 909     {
 910     if(dir == LEFT)
 911       tux_body->set_action("buttjump-left");
 912     else // dir == RIGHT
 913       tux_body->set_action("buttjump-right");
 914     }
 915   else if (physic.get_velocity_y() != 0)
 916     {
 917     if(dir == LEFT)
 918       tux_body->set_action("jump-left");
 919     else // dir == RIGHT
 920       tux_body->set_action("jump-right");
 921     }
 922   else
 923     {
 924     if (fabsf(physic.get_velocity_x()) < 1.0f) // standing
 925       {
 926       if(dir == LEFT)
 927         tux_body->set_action("stand-left");
 928       else // dir == RIGHT
 929         tux_body->set_action("stand-right");
 930       }
 931     else // moving
 932       {
 933       if(dir == LEFT)
 934         tux_body->set_action("walk-left");
 935       else // dir == RIGHT
 936         tux_body->set_action("walk-right");
 937       }
 938     }
 939
 940   if(idle_timer.get_left() < 0)
 941     {
 942     if(size == BIG)
 943       {
 944       if(dir == LEFT)
 945         tux_body->head->set_action("idle-left");
 946       else // dir == RIGHT
 947         tux_body->head->set_action("idle-right");
 948
 949       tux_body->head->start_animation(1);
 950       }
 951
 952     idle_timer.start(IDLE_TIME);
 953     }
 954
 955   // Tux is holding something
 956   if ((holding_something && physic.get_velocity_y() == 0) ||
 957       shooting_timer.check())
 958     {
 959     if (duck)
 960       {
 961       if(dir == LEFT)
 962         tux_body->arms->set_action("duck+grab-left");
 963       else // dir == RIGHT
 964         tux_body->arms->set_action("duck+grab-right");
 965       }
 966     else
 967       {
 968       if(dir == LEFT)
 969         tux_body->arms->set_action("grab-left");
 970       else // dir == RIGHT
 971         tux_body->arms->set_action("grab-right");
 972       }
 973     }
 974
 975   /* Draw Tux */
 976   if (dying == DYING_SQUISHED)
 977     {
 978     smalltux_gameover->draw(context, pos, LAYER_FOREGROUNDTILES+1);
 979     }
 980   else if(growing_timer.check())
 981     {
 982     if(size == SMALL)
 983       {
 984       if (dir == RIGHT)
 985         context.draw_surface(growingtux_right[GROWING_FRAMES-1 -
 986                  ((growing_timer.get_gone() *
 987                  GROWING_FRAMES) / GROWING_TIME)], pos, layer);
 988       else
 989         context.draw_surface(growingtux_left[GROWING_FRAMES-1 -
 990                 ((growing_timer.get_gone() *
 991                 GROWING_FRAMES) / GROWING_TIME)], pos, layer);
 992       }
 993     else
 994       {
 995       if (dir == RIGHT)
 996         context.draw_surface(growingtux_right[(growing_timer.get_gone() *
 997                 GROWING_FRAMES) / GROWING_TIME], pos, layer);
 998       else
 999         context.draw_surface(growingtux_left[(growing_timer.get_gone() *
1000                              GROWING_FRAMES) / GROWING_TIME], pos, layer);
1001       }
1002     }
1003   else if (safe_timer.started() && global_frame_counter%2)
1004     ;  // don't draw Tux
1005   else
1006     tux_body->draw(context, pos, layer);
1007
1008   // Draw blinking star overlay
1009   if (invincible_timer.started() &&
1010      (invincible_timer.get_left() > TUX_INVINCIBLE_TIME_WARNING || global_frame_counter % 3)
1011      && !dying)
1012   {
1013     if (size == SMALL || duck)
1014       smalltux_star->draw(context, pos, LAYER_OBJECTS + 2);
1015     else
1016       bigtux_star->draw(context, pos, LAYER_OBJECTS + 2);
1017   }
1018
1019   if (debug_mode)
1020     context.draw_filled_rect(Vector(base.x, base.y),
1021         Vector(base.width, base.height), Color(75,75,75, 150), LAYER_OBJECTS+1);
1022 }
1023
1024 void
1025 Player::collision(const MovingObject& other, int collision_type)
1026 {
1027   (void) other;
1028   (void) collision_type;
1029   // will be implemented later
1030 }
1031
1032 void
1033 Player::collision(void* p_c_object, int c_object)
1034 {
1035   BadGuy* pbad_c = NULL;
1036   Trampoline* ptramp_c = NULL;
1037   FlyingPlatform* pplatform_c = NULL;
1038
1039   switch (c_object)
1040     {
1041     case CO_BADGUY:
1042       pbad_c = (BadGuy*) p_c_object;
1043
1044      /* Hurt player if he touches a badguy */
1045       if (!pbad_c->dying && !dying &&
1046           !safe_timer.started() &&
1047           pbad_c->mode != BadGuy::HELD)
1048         {
1049           if (pbad_c->mode == BadGuy::FLAT && input.fire == DOWN
1050                && !holding_something)
1051             {
1052               holding_something = true;
1053               pbad_c->mode = BadGuy::HELD;
1054               pbad_c->base.y-=8;
1055             }
1056           else if (pbad_c->mode == BadGuy::FLAT)
1057             {
1058               // Don't get hurt if we're kicking a flat badguy!
1059             }
1060           else if (pbad_c->mode == BadGuy::KICK)
1061             {
1062               /* Hurt if you get hit by kicked laptop: */
1063               if (!invincible_timer.started())
1064                 {
1065                   kill(SHRINK);
1066                 }
1067               else
1068                 pbad_c->kill_me(20);
1069             }
1070           else if (pbad_c->frozen_timer.check() && (pbad_c->kind == BAD_MRBOMB
1071               || pbad_c->kind == BAD_JUMPY || pbad_c->kind == BAD_FISH
1072               || pbad_c->kind == BAD_SPIKY))
1073                 pbad_c->kill_me(20);
1074           else
1075             {
1076               if (!invincible_timer.started())
1077                 {
1078                   kill(SHRINK);
1079                 }
1080               else
1081                 {
1082                   pbad_c->kill_me(25);
1083                 }
1084             }
1085           player_status.score_multiplier++;
1086         }
1087       break;
1088
1089     case CO_TRAMPOLINE:
1090       ptramp_c = (Trampoline*) p_c_object;
1091
1092       // Pick up trampoline
1093       if (ptramp_c->mode != Trampoline::M_HELD && input.fire == DOWN && !holding_something && on_ground())
1094       {
1095         holding_something = true;
1096         ptramp_c->mode = Trampoline::M_HELD;
1097         ptramp_c->base.y -= 8;
1098       }
1099       // Set down trampoline
1100       else if (ptramp_c->mode == Trampoline::M_HELD && input.fire != DOWN)
1101       {
1102         holding_something = false;
1103         ptramp_c->mode = Trampoline::M_NORMAL;
1104         ptramp_c->base.y += 8;
1105         ptramp_c->physic.set_velocity(physic.get_velocity_x(), physic.get_velocity_y());
1106
1107         //if (dir == RIGHT)
1108         //  ptramp_c->base.x = base.x + base.width+1;
1109         //else /* LEFT */
1110         //  ptramp_c->base.x = base.x - base.width-1;
1111       }
1112 /*
1113       // Don't let tux walk through trampoline
1114       else if (ptramp_c->mode != Trampoline::M_HELD && on_ground())
1115       {
1116         if (physic.get_velocity_x() > 0) // RIGHT
1117         {
1118           physic.set_velocity_x(0);
1119           base.x = ptramp_c->base.x - base.width;
1120         }
1121         else if (physic.get_velocity_x() < 0) // LEFT
1122         {
1123           physic.set_velocity_x(0);
1124           base.x = ptramp_c->base.x + ptramp_c->base.width;
1125         }
1126       }
1127 */
1128       break;
1129     case CO_FLYING_PLATFORM:
1130       pplatform_c = (FlyingPlatform*) p_c_object;
1131
1132       base.y = pplatform_c->base.y - base.height;
1133       physic.set_velocity_x(pplatform_c->get_vel_x());
1134
1135       physic.enable_gravity(false);
1136       can_jump = true;
1137       fall_mode = ON_GROUND;
1138       break;
1139
1140     default:
1141       break;
1142     }
1143
1144 }
1145
1146 /* Kill Player! */
1147
1148 void
1149 Player::kill(HurtMode mode)
1150 {
1151   if(dying)
1152     return;
1153
1154   SoundManager::get()->play_sound(IDToSound(SND_HURT));
1155
1156   physic.set_velocity_x(0);
1157
1158   if (mode == SHRINK && size == BIG)
1159     {
1160       if (got_power != NONE_POWER)
1161         {
1162           safe_timer.start(TUX_SAFE_TIME);
1163           got_power = NONE_POWER;
1164         }
1165       else
1166         {
1167           growing_timer.start(GROWING_TIME);
1168           safe_timer.start(TUX_SAFE_TIME + GROWING_TIME);
1169           size = SMALL;
1170           base.height = 32;
1171           duck = false;
1172         }
1173     }
1174   else
1175     {
1176       physic.enable_gravity(true);
1177       physic.set_acceleration(0, 0);
1178       physic.set_velocity(0, 7);
1179       --player_status.lives;
1180       dying = DYING_SQUISHED;
1181       dying_timer.start(3000);
1182     }
1183 }
1184
1185 /* Remove Tux's power ups */
1186 void
1187 Player::remove_powerups()
1188 {
1189   got_power = NONE_POWER;
1190   size = SMALL;
1191   base.height = 32;
1192 }
1193
1194 void
1195 Player::move(const Vector& vector)
1196 {
1197   base.x = vector.x;
1198   base.y = vector.y;
1199   old_base = previous_base = base;
1200 }
1201
1202 void
1203 Player::check_bounds(Camera* camera)
1204 {
1205   /* Keep tux in bounds: */
1206   if (base.x < 0)
1207     { // Lock Tux to the size of the level, so that he doesn't fall of
1208       // on the left side
1209       base.x = 0;
1210     }
1211
1212   /* Keep in-bounds, vertically: */
1213   if (base.y > Sector::current()->solids->get_height() * 32)
1214     {
1215       kill(KILL);
1216       return;
1217     }
1218
1219   bool adjust = false;
1220   // can happen if back scrolling is disabled
1221   if(base.x < camera->get_translation().x) {
1222     base.x = camera->get_translation().x;
1223     adjust = true;
1224   }
1225   if(base.x >= camera->get_translation().x + screen->w - base.width) {
1226     base.x = camera->get_translation().x + screen->w - base.width;
1227     adjust = true;
1228   }
1229
1230   if(adjust) {
1231     // squished now?
1232     if(collision_object_map(base)) {
1233       kill(KILL);
1234       return;
1235     }
1236   }
1237 }
1238
1239 void
1240 Player::bounce(BadGuy* badguy)
1241 {
1242   //Make sure we stopped flapping
1243   flapping = false;
1244   falling_from_flap = false;
1245
1246   if(player_status.score_multiplier >= 5)
1247     {  // show a message
1248     char str[124];
1249 //      if (player_status.score_multiplier <= 4) {sprintf(str, _("Combo x%d"), player_status.score_multiplier);}
1250       if (player_status.score_multiplier == 5)
1251         sprintf(str, _("Good! x%d"), player_status.score_multiplier);
1252       else if (player_status.score_multiplier == 6)
1253         sprintf(str, _("Great! x%d"), player_status.score_multiplier);
1254       else if (player_status.score_multiplier == 7)
1255         sprintf(str, _("Awesome! x%d"), player_status.score_multiplier);
1256       else if (player_status.score_multiplier == 8)
1257         sprintf(str, _("Incredible! x%d"), player_status.score_multiplier);
1258       else if (player_status.score_multiplier == 9)
1259         sprintf(str, _("Godlike! ;-) x%d"), player_status.score_multiplier);
1260       else
1261         sprintf(str, _("Unbelievable!! x%d"), player_status.score_multiplier);
1262     Sector::current()->add_floating_text(base, str);
1263     }
1264
1265   if (input.jump)
1266     physic.set_velocity_y(5.2);
1267   else
1268     physic.set_velocity_y(2);
1269
1270   // Move the player a little bit above the badguy to avoid collision
1271   // between badguy and player directly after the bounce has happend
1272   base.y = badguy->base.y - base.height - 2;
1273 }
1274
1275 /* EOF */
1276