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   // temporary to help player's choosing a flapping
 174   int flapping_mode = MAREK_FLAP;
 175
 176   // Ricardo's flapping
 177   flaps_nb = 0;
 178
 179   frame_main = 0;
 180   frame_ = 0;
 181
 182   player_input_init(&input);
 183
 184   invincible_timer.init(true);
 185   skidding_timer.init(true);
 186   safe_timer.init(true);
 187   frame_timer.init(true);
 188   kick_timer.init(true);
 189   shooting_timer.init(true);
 190   growing_timer.init(true);
 191   idle_timer.init(true);
 192   flapping_timer.init(true);
 193
 194   physic.reset();
 195 }
 196
 197 int
 198 Player::key_event(SDLKey key, int state)
 199 {
 200   idle_timer.start(IDLE_TIME);
 201
 202   if(key == keymap.right)
 203     {
 204       input.right = state;
 205       return true;
 206     }
 207   else if(key == keymap.left)
 208     {
 209       input.left = state;
 210       return true;
 211     }
 212   else if(key == keymap.up)
 213     {
 214       input.up = state;
 215
 216       /* Up key also opens activates stuff */
 217       input.activate = state;
 218
 219       if(state == DOWN) {
 220         /** check for interactive objects */
 221         for(Sector::InteractiveObjects::iterator i
 222             = Sector::current()->interactive_objects.begin();
 223             i != Sector::current()->interactive_objects.end(); ++i) {
 224           if(rectcollision(base, (*i)->get_area())) {
 225             (*i)->interaction(INTERACTION_ACTIVATE);
 226           }
 227         }
 228       }
 229
 230       return true;
 231     }
 232   else if(key == keymap.down)
 233     {
 234       input.down = state;
 235       return true;
 236     }
 237   else if(key == keymap.power)
 238     {
 239       if (state == UP)
 240         input.old_fire = UP;
 241       input.fire = state;
 242
 243       return true;
 244     }
 245   else if(key == keymap.jump)
 246     {
 247       if (state == UP)
 248         input.old_jump = UP;
 249       input.jump = state;
 250       return true;
 251     }
 252   else
 253     return false;
 254 }
 255
 256 void
 257 Player::level_begin()
 258 {
 259   base.x  = 100;
 260   base.y  = 170;
 261   previous_base = old_base = base;
 262   duck = false;
 263
 264   dying = DYING_NOT;
 265
 266   player_input_init(&input);
 267
 268   invincible_timer.init(true);
 269   skidding_timer.init(true);
 270   safe_timer.init(true);
 271   frame_timer.init(true);
 272   growing_timer.init(true);
 273   idle_timer.init(true);
 274
 275   physic.reset();
 276 }
 277
 278 void
 279 Player::action(float elapsed_time)
 280 {
 281   bool jumped_in_solid = false;
 282
 283   if(dying && !dying_timer.check()) {
 284     dead = true;
 285     return;
 286   }
 287
 288   if (input.fire == UP)
 289     holding_something = false;
 290
 291   /* Move tux: */
 292   previous_base = base;
 293
 294   /* --- HANDLE TUX! --- */
 295   if(dying == DYING_NOT)
 296     handle_input();
 297
 298   physic.apply(elapsed_time, base.x, base.y, Sector::current()->gravity);
 299
 300   if(dying == DYING_NOT)
 301     {
 302       base_type target = base;
 303
 304       collision_swept_object_map(&old_base, &base);
 305
 306       if ((!invincible_timer.started() && !safe_timer.started())
 307           && (isspike(base.x, base.y) || isspike(base.x + base.width, base.y)
 308           ||  isspike(base.x, base.y + base.height)
 309           ||  isspike(base.x + base.width, base.y + base.height)))
 310       {
 311          kill(SHRINK);
 312       }
 313
 314       // Don't accelerate Tux if he is running against a wall
 315       if (target.x != base.x)
 316         {
 317           physic.set_velocity_x(0);
 318         }
 319
 320       // special exception for cases where we're stuck under tiles after
 321       // being ducked. In this case we drift out
 322       if(!duck && on_ground() && old_base.x == base.x && old_base.y == base.y
 323          && collision_object_map(base))
 324         {
 325           base.x += elapsed_time * WALK_SPEED * (dir ? 1: -1);
 326           previous_base = old_base = base;
 327         }
 328
 329       // Land:
 330       if (!on_ground())
 331         {
 332           physic.enable_gravity(true);
 333           if(under_solid())
 334             {
 335               // fall down
 336               physic.set_velocity_y(0);
 337               jumped_in_solid = true;
 338               jumping = false;
 339               flapping = false;
 340             }
 341         }
 342       else
 343         {
 344           /* Land: */
 345           if (physic.get_velocity_y() < 0)
 346             {
 347               base.y = (int)(((int)base.y / 32) * 32);
 348               physic.set_velocity_y(0);
 349             }
 350
 351           physic.enable_gravity(false);
 352           /* Reset score multiplier (for multi-hits): */
 353           if (!invincible_timer.started())
 354             {
 355             /*if(player_status.score_multiplier > 2)
 356               {  // show a message
 357               char str[124];
 358               sprintf(str, _("%d bad guys in a row!"), player_status.score_multiplier-1);
 359               Sector::current()->add_floating_text(base, str);
 360               }*/
 361             player_status.score_multiplier = 1;
 362             }
 363         }
 364
 365       if(jumped_in_solid)
 366         {
 367           if (isbrick(base.x, base.y) ||
 368               isfullbox(base.x, base.y))
 369             {
 370               Sector::current()->trygrabdistro(
 371                   Vector(base.x, base.y - 32), BOUNCE);
 372               Sector::current()->trybumpbadguy(Vector(base.x, base.y - 64));
 373
 374               Sector::current()->trybreakbrick(
 375                   Vector(base.x, base.y), size == SMALL);
 376
 377               bumpbrick(base.x, base.y);
 378               Sector::current()->tryemptybox(Vector(base.x, base.y), RIGHT);
 379             }
 380
 381           if (isbrick(base.x+ 31, base.y) ||
 382               isfullbox(base.x+ 31, base.y))
 383             {
 384               Sector::current()->trygrabdistro(
 385                   Vector(base.x+ 31, base.y - 32), BOUNCE);
 386               Sector::current()->trybumpbadguy(Vector(base.x+ 31, base.y - 64));
 387
 388               if(size == BIG)
 389                 Sector::current()->trybreakbrick(
 390                     Vector(base.x+ 31, base.y), size == SMALL);
 391
 392               bumpbrick(base.x+ 31, base.y);
 393               Sector::current()->tryemptybox(Vector(base.x+ 31, base.y), LEFT);
 394             }
 395         }
 396
 397       grabdistros();
 398
 399       if (jumped_in_solid)
 400         {
 401           ++base.y;
 402           ++old_base.y;
 403           if(on_ground())
 404             {
 405               /* Make sure jumping is off. */
 406               jumping = false;
 407               flapping = false;
 408             }
 409         }
 410     }
 411
 412   /* ---- DONE HANDLING TUX! --- */
 413
 414   // check some timers
 415   skidding_timer.check();
 416   invincible_timer.check();
 417   safe_timer.check();
 418   kick_timer.check();
 419 }
 420
 421 bool
 422 Player::on_ground()
 423 {
 424   return ( issolid(base.x + base.width / 2, base.y + base.height) ||
 425            issolid(base.x + 1, base.y + base.height) ||
 426            issolid(base.x + base.width - 1, base.y + base.height));
 427 }
 428
 429 bool
 430 Player::under_solid()
 431 {
 432   return ( issolid(base.x + base.width / 2, base.y) ||
 433            issolid(base.x + 1, base.y) ||
 434            issolid(base.x + base.width - 1, base.y)  );
 435 }
 436
 437 bool
 438 Player::tiles_on_air(int tiles)
 439 {
 440   for(int t = 0; t != tiles; t++)
 441      {
 442      if(issolid(base.x + base.width / 2, base.y + base.height + (tiles*32)) ||
 443          issolid(base.x + 1, base.y + base.height + (tiles*32)) ||
 444          issolid(base.x + base.width - 1, base.y + base.height + (tiles*32)))
 445        return false;
 446      }
 447   return true;
 448 }
 449
 450 void
 451 Player::handle_horizontal_input()
 452 {
 453   float vx = physic.get_velocity_x();
 454   float vy = physic.get_velocity_y();
 455   float ax = physic.get_acceleration_x();
 456   float ay = physic.get_acceleration_y();
 457
 458   float dirsign = 0;
 459   if(input.left == DOWN && input.right == UP && (!duck || physic.get_velocity_y() != 0)) {
 460       old_dir = dir;
 461       dir = LEFT;
 462       dirsign = -1;
 463   } else if(input.left == UP && input.right == DOWN && (!duck || physic.get_velocity_y() != 0)) {
 464       old_dir = dir;
 465       dir = RIGHT;
 466       dirsign = 1;
 467   }
 468
 469   if (input.fire == UP) {
 470       ax = dirsign * WALK_ACCELERATION_X;
 471       // limit speed
 472       if(vx >= MAX_WALK_XM && dirsign > 0) {
 473         vx = MAX_WALK_XM;
 474         ax = 0;
 475       } else if(vx <= -MAX_WALK_XM && dirsign < 0) {
 476         vx = -MAX_WALK_XM;
 477         ax = 0;
 478       }
 479   } else {
 480       ax = dirsign * RUN_ACCELERATION_X;
 481       // limit speed
 482       if(vx >= MAX_RUN_XM && dirsign > 0) {
 483         vx = MAX_RUN_XM;
 484         ax = 0;
 485       } else if(vx <= -MAX_RUN_XM && dirsign < 0) {
 486         vx = -MAX_RUN_XM;
 487         ax = 0;
 488       }
 489   }
 490
 491   // we can reach WALK_SPEED without any acceleration
 492   if(dirsign != 0 && fabs(vx) < WALK_SPEED) {
 493     vx = dirsign * WALK_SPEED;
 494   }
 495
 496   // changing directions?
 497   if(on_ground() && ((vx < 0 && dirsign >0) || (vx>0 && dirsign<0)))
 498     {
 499       // let's skid!
 500       if(fabs(vx)>SKID_XM && !skidding_timer.check())
 501         {
 502           skidding_timer.start(SKID_TIME);
 503           SoundManager::get()->play_sound(IDToSound(SND_SKID));
 504           // dust some partcles
 505           Sector::current()->add_particles(
 506               Vector(base.x + (dir == RIGHT ? base.width : 0), base.y+base.height),
 507               dir == RIGHT ? 270+20 : 90-40, dir == RIGHT ? 270+40 : 90-20,
 508               Vector(2.8,-2.6), Vector(0,0.030), 3, Color(100,100,100), 3, 800,
 509               LAYER_OBJECTS+1);
 510
 511           ax *= 2.5;
 512         }
 513       else
 514         {
 515           ax *= 2;
 516         }
 517     }
 518
 519   // we get slower when not pressing any keys
 520   if(dirsign == 0) {
 521       if(fabs(vx) < WALK_SPEED) {
 522           vx = 0;
 523           ax = 0;
 524       } else if(vx < 0) {
 525           ax = WALK_ACCELERATION_X * 1.5;
 526       } else {
 527           ax = WALK_ACCELERATION_X * -1.5;
 528       }
 529   }
 530
 531   // if we're on ice slow down acceleration or deceleration
 532   if (isice(base.x, base.y + base.height))
 533   {
 534     /* the acceleration/deceleration rate on ice is inversely proportional to
 535      * the current velocity.
 536      */
 537
 538     // increasing 1 will increase acceleration/deceleration rate
 539     // decreasing 1 will decrease acceleration/deceleration rate
 540     //  must stay above zero, though
 541     if (ax != 0) ax *= 1 / fabs(vx);
 542   }
 543
 544   physic.set_velocity(vx, vy);
 545   physic.set_acceleration(ax, ay);
 546 }
 547
 548 void
 549 Player::handle_vertical_input()
 550 {
 551
 552   // set fall mode...
 553   if(on_ground()) {
 554     fall_mode = ON_GROUND;
 555     last_ground_y = base.y;
 556   } else {
 557     if(base.y > last_ground_y)
 558       fall_mode = FALLING;
 559     else if(fall_mode == ON_GROUND)
 560       fall_mode = JUMPING;
 561   }
 562
 563   // Press jump key
 564   if(input.jump == DOWN && can_jump && on_ground())
 565     {
 566       if(duck) { // only jump a little bit when in duck mode {
 567         physic.set_velocity_y(3);
 568       } else {
 569         // jump higher if we are running
 570         if (fabs(physic.get_velocity_x()) > MAX_WALK_XM)
 571           physic.set_velocity_y(5.8);
 572         else
 573           physic.set_velocity_y(5.2);
 574       }
 575
 576       --base.y;
 577       jumping = true;
 578       flapping = false;
 579       can_jump = false;
 580       can_flap = false;
 581       flaps_nb = 0; // Ricardo's flapping
 582       if (size == SMALL)
 583         SoundManager::get()->play_sound(IDToSound(SND_JUMP));
 584       else
 585         SoundManager::get()->play_sound(IDToSound(SND_BIGJUMP));
 586     }
 587   // Let go of jump key
 588   else if(input.jump == UP)
 589     {
 590       if (!flapping && !duck && !falling_from_flap && !on_ground())
 591          {
 592             can_flap = true;
 593          }
 594       if (jumping && physic.get_velocity_y() > 0)
 595          {
 596             jumping = false;
 597             physic.set_velocity_y(0);
 598          }
 599     }
 600
 601  // temporary to help player's choosing a flapping
 602  if(flapping_mode == RICARDO_FLAP)
 603    {
 604    // Flapping, Ricardo's version
 605    // similar to SM3 Fox
 606    if(input.jump == DOWN && input.old_jump == UP && can_flap &&
 607      flaps_nb < 3)
 608      {
 609        physic.set_velocity_y(3.5);
 610        physic.set_velocity_x(physic.get_velocity_x() * 0.35);
 611        flaps_nb++;
 612      }
 613    }
 614   else if(flapping_mode == MAREK_FLAP)
 615    {
 616    // Flapping, Marek's version
 617    if (input.jump == DOWN && can_flap)
 618      {
 619          if (!flapping_timer.started())
 620             {
 621                flapping_timer.start(TUX_FLAPPING_TIME);
 622                flapping_velocity = physic.get_velocity_x();
 623             }
 624          if (!flapping_timer.check())
 625             {
 626                can_flap = false;
 627                falling_from_flap = true;
 628             }
 629          jumping = true;
 630          flapping = true;
 631          if (flapping_timer.get_gone() <= TUX_FLAPPING_TIME)
 632             {
 633                float cv;
 634                if (flapping_velocity == 0) {cv = 0;}
 635                else {cv = flapping_velocity*(sqrt(TUX_FLAPPING_TIME-(float)flapping_timer.get_gone()))/sqrt(TUX_FLAPPING_TIME);}
 636                //Handle change of direction while flapping
 637                if (((dir == LEFT) && (cv > 0)) || (dir == RIGHT) && (cv < 0)) {cv *= (-1);}
 638                physic.set_velocity_x(cv);
 639                physic.set_velocity_y((float)flapping_timer.get_gone()/850);
 640             }
 641      }
 642    }
 643   else if(flapping_mode == RYAN_FLAP)
 644    {
 645    // Flapping, Ryan's version
 646    if (input.jump == DOWN && can_flap)
 647      {
 648          if (!flapping_timer.started())
 649             {
 650                flapping_timer.start(TUX_FLAPPING_TIME);
 651             }
 652          if (!flapping_timer.check())
 653             {
 654                can_flap = false;
 655                falling_from_flap = true;
 656             }
 657          jumping = true;
 658          flapping = true;
 659          if (flapping && flapping_timer.get_gone() <= TUX_FLAPPING_TIME
 660                 && physic.get_velocity_y() < 0)
 661             {
 662                float gravity = Sector::current()->gravity;
 663                float xr = (fabsf(physic.get_velocity_x()) / MAX_RUN_XM);
 664
 665                // XXX: magic numbers. should be a percent of gravity
 666                //      gravity is (by default) -0.1f
 667                physic.set_acceleration_y(.12 + .01f*xr);
 668
 669 #if 0
 670                // To slow down x-vel when flapping (not working)
 671                if (fabsf(physic.get_velocity_x()) > MAX_WALK_XM)
 672                {
 673                    if (physic.get_velocity_x() < 0)
 674                        physic.set_acceleration_x(1.0f);
 675                    else if (physic.get_velocity_x() > 0)
 676                        physic.set_acceleration_x(-1.0f);
 677                }
 678 #endif
 679             }
 680      }
 681     else
 682      {
 683         physic.set_acceleration_y(0);
 684      }
 685    }
 686
 687
 688    // Hover
 689    //(disabled by default, use cheat code "hover" to toggle on/off)
 690    //TODO: needs some tweaking, especially when used together with double jump and jumping off badguys
 691    if (enable_hover && input.jump == DOWN && !jumping && !butt_jump && physic.get_velocity_y() <= 0)
 692       {
 693          physic.set_velocity_y(-1);
 694       }
 695
 696    /* In case the player has pressed Down while in a certain range of air,
 697       enable butt jump action */
 698   if (input.down == DOWN && !butt_jump && !duck)
 699     if(tiles_on_air(TILES_FOR_BUTTJUMP) && jumping)
 700       butt_jump = true;
 701
 702    /* When Down is not held anymore, disable butt jump */
 703   if(butt_jump && input.down == UP)
 704     butt_jump = false;
 705
 706   // Do butt jump
 707   if (butt_jump && on_ground() && size == BIG)
 708   {
 709     // Add a smoke cloud
 710     if (duck)
 711       Sector::current()->add_smoke_cloud(Vector(base.x - 32, base.y));
 712     else
 713       Sector::current()->add_smoke_cloud(Vector(base.x - 32, base.y + 32));
 714
 715     butt_jump = false;
 716
 717     // Break bricks beneath Tux
 718     if(Sector::current()->trybreakbrick(
 719           Vector(base.x + 1, base.y + base.height), false)
 720         || Sector::current()->trybreakbrick(
 721            Vector(base.x + base.width - 1, base.y + base.height), false))
 722     {
 723       physic.set_velocity_y(2);
 724       butt_jump = true;
 725     }
 726
 727     // Kill nearby badguys
 728     std::vector<GameObject*> gameobjects = Sector::current()->gameobjects;
 729     for (std::vector<GameObject*>::iterator i = gameobjects.begin();
 730          i != gameobjects.end();
 731          i++)
 732     {
 733       BadGuy* badguy = dynamic_cast<BadGuy*> (*i);
 734       if(badguy)
 735       {
 736         // don't kill when badguys are already dying or in a certain mode
 737         if(badguy->dying == DYING_NOT && badguy->mode != BadGuy::BOMB_TICKING &&
 738            badguy->mode != BadGuy::BOMB_EXPLODE)
 739           {
 740             if (fabsf(base.x - badguy->base.x) < 150 &&
 741               fabsf(base.y - badguy->base.y) < 60 &&
 742               (issolid(badguy->base.x + 1, badguy->base.y + badguy->base.height) ||
 743                issolid(badguy->base.x + badguy->base.width - 1, badguy->base.y + badguy->base.height)))
 744               badguy->kill_me(25);
 745           }
 746       }
 747     }
 748   }
 749
 750   if ( (issolid(base.x + base.width / 2, base.y + base.height + 64) ||
 751         issolid(base.x + 1, base.y + base.height + 64) ||
 752         issolid(base.x + base.width - 1, base.y + base.height + 64))
 753        && jumping  == false
 754        && can_jump == false
 755        && input.jump == DOWN
 756        && input.old_jump == UP)
 757     {
 758       can_jump = true;
 759     }
 760
 761   if(on_ground())   /* Make sure jumping is off. */
 762     {
 763       jumping = false;
 764       flapping = false;
 765       falling_from_flap = false;
 766       if (flapping_timer.started()) {flapping_timer.stop();}
 767
 768       physic.set_acceleration_y(0); //for flapping
 769     }
 770
 771   input.old_jump = input.jump;
 772 }
 773
 774 void
 775 Player::handle_input()
 776 {
 777   /* Handle horizontal movement: */
 778     handle_horizontal_input();
 779
 780   /* Jump/jumping? */
 781
 782   if (on_ground() && input.jump == UP)
 783     can_jump = true;
 784   handle_vertical_input();
 785
 786   /* Shoot! */
 787   if (input.fire == DOWN && input.old_fire == UP && got_power != NONE_POWER)
 788     {
 789       if(Sector::current()->add_bullet(Vector(base.x, base.y + (base.height/2)),
 790           physic.get_velocity_x(), dir))
 791         shooting_timer.start(SHOOTING_TIME);
 792       input.old_fire = DOWN;
 793     }
 794
 795   /* tux animations: */
 796   if(!frame_timer.check())
 797     {
 798       frame_timer.start(25);
 799       if (input.right == UP && input.left == UP)
 800         {
 801           frame_main = 1;
 802           frame_ = 1;
 803         }
 804       else
 805         {
 806           if ((input.fire == DOWN && (global_frame_counter % 2) == 0) ||
 807               (global_frame_counter % 4) == 0)
 808             frame_main = (frame_main + 1) % 4;
 809
 810           frame_ = frame_main;
 811
 812           if (frame_ == 3)
 813             frame_ = 1;
 814         }
 815     }
 816
 817   /* Duck! */
 818   if (input.down == DOWN && size == BIG && !duck && physic.get_velocity_y() == 0 && on_ground())
 819     {
 820       duck = true;
 821       base.height = 32;
 822       base.y += 32;
 823       // changing base size confuses collision otherwise
 824       old_base = previous_base = base;
 825     }
 826   else if(input.down == UP && size == BIG && duck)
 827     {
 828       // try if we can really unduck
 829       base.y -= 32;
 830       base.height = 64;
 831       // when unducking in air we need some space to do so
 832       if(on_ground() || !collision_object_map(base)) {
 833         duck = false;
 834         // changing base size confuses collision otherwise
 835         old_base = previous_base = base;
 836       } else {
 837         // undo the ducking changes
 838         base.y += 32;
 839         base.height = 32;
 840       }
 841     }
 842 }
 843
 844 void
 845 Player::grow(bool animate)
 846 {
 847   if(size == BIG)
 848     return;
 849
 850   size = BIG;
 851   base.height = 64;
 852   base.y -= 32;
 853
 854   if(animate)
 855     growing_timer.start(GROWING_TIME);
 856
 857   old_base = previous_base = base;
 858 }
 859
 860 void
 861 Player::grabdistros()
 862 {
 863   /* Grab distros: */
 864   if (!dying)
 865     {
 866       Sector::current()->trygrabdistro(Vector(base.x, base.y), NO_BOUNCE);
 867       Sector::current()->trygrabdistro(Vector(base.x+ 31, base.y), NO_BOUNCE);
 868       Sector::current()->trygrabdistro(
 869           Vector(base.x, base.y + base.height), NO_BOUNCE);
 870       Sector::current()->trygrabdistro(
 871           Vector(base.x+ 31, base.y + base.height), NO_BOUNCE);
 872
 873       if(size == BIG)
 874         {
 875           Sector::current()->trygrabdistro(
 876               Vector(base.x, base.y + base.height / 2), NO_BOUNCE);
 877           Sector::current()->trygrabdistro(
 878               Vector(base.x+ 31, base.y + base.height / 2), NO_BOUNCE);
 879         }
 880
 881     }
 882
 883   /* Enough distros for a One-up? */
 884   if (player_status.distros >= DISTROS_LIFEUP)
 885     {
 886       player_status.distros = player_status.distros - DISTROS_LIFEUP;
 887       if(player_status.lives < MAX_LIVES)
 888         ++player_status.lives;
 889       /*We want to hear the sound even, if MAX_LIVES is reached*/
 890       SoundManager::get()->play_sound(IDToSound(SND_LIFEUP));
 891     }
 892 }
 893
 894 void
 895 Player::draw(DrawingContext& context)
 896 {
 897   TuxBodyParts* tux_body;
 898
 899   if (size == SMALL)
 900     tux_body = small_tux;
 901   else if (got_power == FIRE_POWER)
 902     tux_body = fire_tux;
 903   else if (got_power == ICE_POWER)
 904     tux_body = ice_tux;
 905   else
 906     tux_body = big_tux;
 907
 908   int layer = LAYER_OBJECTS - 1;
 909   Vector pos = Vector(base.x, base.y);
 910
 911   /* Set Tux sprite action */
 912   if (duck && size == BIG)
 913     {
 914     if(dir == LEFT)
 915       tux_body->set_action("duck-left");
 916     else // dir == RIGHT
 917       tux_body->set_action("duck-right");
 918     }
 919   else if (skidding_timer.started())
 920     {
 921     if(dir == LEFT)
 922       tux_body->set_action("skid-left");
 923     else // dir == RIGHT
 924       tux_body->set_action("skid-right");
 925     }
 926   else if (kick_timer.started())
 927     {
 928     if(dir == LEFT)
 929       tux_body->set_action("kick-left");
 930     else // dir == RIGHT
 931       tux_body->set_action("kick-right");
 932     }
 933   else if (butt_jump && size == BIG)
 934     {
 935     if(dir == LEFT)
 936       tux_body->set_action("buttjump-left");
 937     else // dir == RIGHT
 938       tux_body->set_action("buttjump-right");
 939     }
 940   else if (physic.get_velocity_y() != 0)
 941     {
 942     if(dir == LEFT)
 943       tux_body->set_action("jump-left");
 944     else // dir == RIGHT
 945       tux_body->set_action("jump-right");
 946     }
 947   else
 948     {
 949     if (fabsf(physic.get_velocity_x()) < 1.0f) // standing
 950       {
 951       if(dir == LEFT)
 952         tux_body->set_action("stand-left");
 953       else // dir == RIGHT
 954         tux_body->set_action("stand-right");
 955       }
 956     else // moving
 957       {
 958       if(dir == LEFT)
 959         tux_body->set_action("walk-left");
 960       else // dir == RIGHT
 961         tux_body->set_action("walk-right");
 962       }
 963     }
 964
 965   if(idle_timer.get_left() < 0)
 966     {
 967     if(size == BIG)
 968       {
 969       if(dir == LEFT)
 970         tux_body->head->set_action("idle-left");
 971       else // dir == RIGHT
 972         tux_body->head->set_action("idle-right");
 973
 974       tux_body->head->start_animation(1);
 975       }
 976
 977     idle_timer.start(IDLE_TIME);
 978     }
 979
 980   // Tux is holding something
 981   if ((holding_something && physic.get_velocity_y() == 0) ||
 982       shooting_timer.check())
 983     {
 984     if (duck)
 985       {
 986       if(dir == LEFT)
 987         tux_body->arms->set_action("duck+grab-left");
 988       else // dir == RIGHT
 989         tux_body->arms->set_action("duck+grab-right");
 990       }
 991     else
 992       {
 993       if(dir == LEFT)
 994         tux_body->arms->set_action("grab-left");
 995       else // dir == RIGHT
 996         tux_body->arms->set_action("grab-right");
 997       }
 998     }
 999
1000   /* Draw Tux */
1001   if (dying == DYING_SQUISHED)
1002     {
1003     smalltux_gameover->draw(context, pos, LAYER_FOREGROUNDTILES+1);
1004     }
1005   else if(growing_timer.check())
1006     {
1007     if(size == SMALL)
1008       {
1009       if (dir == RIGHT)
1010         context.draw_surface(growingtux_right[GROWING_FRAMES-1 -
1011                  ((growing_timer.get_gone() *
1012                  GROWING_FRAMES) / GROWING_TIME)], pos, layer);
1013       else
1014         context.draw_surface(growingtux_left[GROWING_FRAMES-1 -
1015                 ((growing_timer.get_gone() *
1016                 GROWING_FRAMES) / GROWING_TIME)], pos, layer);
1017       }
1018     else
1019       {
1020       if (dir == RIGHT)
1021         context.draw_surface(growingtux_right[(growing_timer.get_gone() *
1022                 GROWING_FRAMES) / GROWING_TIME], pos, layer);
1023       else
1024         context.draw_surface(growingtux_left[(growing_timer.get_gone() *
1025                              GROWING_FRAMES) / GROWING_TIME], pos, layer);
1026       }
1027     }
1028   else if (safe_timer.started() && global_frame_counter%2)
1029     ;  // don't draw Tux
1030   else
1031     tux_body->draw(context, pos, layer);
1032
1033   // Draw blinking star overlay
1034   if (invincible_timer.started() &&
1035      (invincible_timer.get_left() > TUX_INVINCIBLE_TIME_WARNING || global_frame_counter % 3)
1036      && !dying)
1037   {
1038     if (size == SMALL || duck)
1039       smalltux_star->draw(context, pos, LAYER_OBJECTS + 2);
1040     else
1041       bigtux_star->draw(context, pos, LAYER_OBJECTS + 2);
1042   }
1043
1044   if (debug_mode)
1045     context.draw_filled_rect(Vector(base.x, base.y),
1046         Vector(base.width, base.height), Color(75,75,75, 150), LAYER_OBJECTS+1);
1047 }
1048
1049 void
1050 Player::collision(const MovingObject& other, int collision_type)
1051 {
1052   (void) other;
1053   (void) collision_type;
1054   // will be implemented later
1055 }
1056
1057 void
1058 Player::collision(void* p_c_object, int c_object)
1059 {
1060   BadGuy* pbad_c = NULL;
1061   Trampoline* ptramp_c = NULL;
1062   FlyingPlatform* pplatform_c = NULL;
1063
1064   switch (c_object)
1065     {
1066     case CO_BADGUY:
1067       pbad_c = (BadGuy*) p_c_object;
1068
1069      /* Hurt player if he touches a badguy */
1070       if (!pbad_c->dying && !dying &&
1071           !safe_timer.started() &&
1072           pbad_c->mode != BadGuy::HELD)
1073         {
1074           if (pbad_c->mode == BadGuy::FLAT && input.fire == DOWN
1075                && !holding_something)
1076             {
1077               holding_something = true;
1078               pbad_c->mode = BadGuy::HELD;
1079               pbad_c->base.y-=8;
1080             }
1081           else if (pbad_c->mode == BadGuy::FLAT)
1082             {
1083               // Don't get hurt if we're kicking a flat badguy!
1084             }
1085           else if (pbad_c->mode == BadGuy::KICK)
1086             {
1087               /* Hurt if you get hit by kicked laptop: */
1088               if (!invincible_timer.started())
1089                 {
1090                   kill(SHRINK);
1091                 }
1092               else
1093                 pbad_c->kill_me(20);
1094             }
1095           else if (pbad_c->frozen_timer.check() && (pbad_c->kind == BAD_MRBOMB
1096               || pbad_c->kind == BAD_JUMPY || pbad_c->kind == BAD_FISH
1097               || pbad_c->kind == BAD_SPIKY))
1098                 pbad_c->kill_me(20);
1099           else
1100             {
1101               if (!invincible_timer.started())
1102                 {
1103                   kill(SHRINK);
1104                 }
1105               else
1106                 {
1107                   pbad_c->kill_me(25);
1108                 }
1109             }
1110           player_status.score_multiplier++;
1111         }
1112       break;
1113
1114     case CO_TRAMPOLINE:
1115       ptramp_c = (Trampoline*) p_c_object;
1116
1117       // Pick up trampoline
1118       if (ptramp_c->mode != Trampoline::M_HELD && input.fire == DOWN && !holding_something && on_ground())
1119       {
1120         holding_something = true;
1121         ptramp_c->mode = Trampoline::M_HELD;
1122         ptramp_c->base.y -= 8;
1123       }
1124       // Set down trampoline
1125       else if (ptramp_c->mode == Trampoline::M_HELD && input.fire != DOWN)
1126       {
1127         holding_something = false;
1128         ptramp_c->mode = Trampoline::M_NORMAL;
1129         ptramp_c->base.y += 8;
1130         ptramp_c->physic.set_velocity(physic.get_velocity_x(), physic.get_velocity_y());
1131
1132         //if (dir == RIGHT)
1133         //  ptramp_c->base.x = base.x + base.width+1;
1134         //else /* LEFT */
1135         //  ptramp_c->base.x = base.x - base.width-1;
1136       }
1137 /*
1138       // Don't let tux walk through trampoline
1139       else if (ptramp_c->mode != Trampoline::M_HELD && on_ground())
1140       {
1141         if (physic.get_velocity_x() > 0) // RIGHT
1142         {
1143           physic.set_velocity_x(0);
1144           base.x = ptramp_c->base.x - base.width;
1145         }
1146         else if (physic.get_velocity_x() < 0) // LEFT
1147         {
1148           physic.set_velocity_x(0);
1149           base.x = ptramp_c->base.x + ptramp_c->base.width;
1150         }
1151       }
1152 */
1153       break;
1154     case CO_FLYING_PLATFORM:
1155       pplatform_c = (FlyingPlatform*) p_c_object;
1156
1157       base.y = pplatform_c->base.y - base.height;
1158       physic.set_velocity_x(pplatform_c->get_vel_x());
1159
1160       physic.enable_gravity(false);
1161       can_jump = true;
1162       fall_mode = ON_GROUND;
1163       break;
1164
1165     default:
1166       break;
1167     }
1168
1169 }
1170
1171 /* Kill Player! */
1172
1173 void
1174 Player::kill(HurtMode mode)
1175 {
1176   if(dying)
1177     return;
1178
1179   SoundManager::get()->play_sound(IDToSound(SND_HURT));
1180
1181   physic.set_velocity_x(0);
1182
1183   if (mode == SHRINK && size == BIG)
1184     {
1185       if (got_power != NONE_POWER)
1186         {
1187           safe_timer.start(TUX_SAFE_TIME);
1188           got_power = NONE_POWER;
1189         }
1190       else
1191         {
1192           growing_timer.start(GROWING_TIME);
1193           safe_timer.start(TUX_SAFE_TIME + GROWING_TIME);
1194           size = SMALL;
1195           base.height = 32;
1196           duck = false;
1197         }
1198     }
1199   else
1200     {
1201       physic.enable_gravity(true);
1202       physic.set_acceleration(0, 0);
1203       physic.set_velocity(0, 7);
1204       --player_status.lives;
1205       dying = DYING_SQUISHED;
1206       dying_timer.start(3000);
1207     }
1208 }
1209
1210 /* Remove Tux's power ups */
1211 void
1212 Player::remove_powerups()
1213 {
1214   got_power = NONE_POWER;
1215   size = SMALL;
1216   base.height = 32;
1217 }
1218
1219 void
1220 Player::move(const Vector& vector)
1221 {
1222   base.x = vector.x;
1223   base.y = vector.y;
1224   old_base = previous_base = base;
1225 }
1226
1227 void
1228 Player::check_bounds(Camera* camera)
1229 {
1230   /* Keep tux in bounds: */
1231   if (base.x < 0)
1232     { // Lock Tux to the size of the level, so that he doesn't fall of
1233       // on the left side
1234       base.x = 0;
1235     }
1236
1237   /* Keep in-bounds, vertically: */
1238   if (base.y > Sector::current()->solids->get_height() * 32)
1239     {
1240       kill(KILL);
1241       return;
1242     }
1243
1244   bool adjust = false;
1245   // can happen if back scrolling is disabled
1246   if(base.x < camera->get_translation().x) {
1247     base.x = camera->get_translation().x;
1248     adjust = true;
1249   }
1250   if(base.x >= camera->get_translation().x + screen->w - base.width) {
1251     base.x = camera->get_translation().x + screen->w - base.width;
1252     adjust = true;
1253   }
1254
1255   if(adjust) {
1256     // squished now?
1257     if(collision_object_map(base)) {
1258       kill(KILL);
1259       return;
1260     }
1261   }
1262 }
1263
1264 void
1265 Player::bounce(BadGuy* badguy)
1266 {
1267   //Make sure we stopped flapping
1268   flapping = false;
1269   falling_from_flap = false;
1270
1271   if(player_status.score_multiplier >= 5)
1272     {  // show a message
1273     char str[124];
1274 //      if (player_status.score_multiplier <= 4) {sprintf(str, _("Combo x%d"), player_status.score_multiplier);}
1275       if (player_status.score_multiplier == 5)
1276         sprintf(str, _("Good! x%d"), player_status.score_multiplier);
1277       else if (player_status.score_multiplier == 6)
1278         sprintf(str, _("Great! x%d"), player_status.score_multiplier);
1279       else if (player_status.score_multiplier == 7)
1280         sprintf(str, _("Awesome! x%d"), player_status.score_multiplier);
1281       else if (player_status.score_multiplier == 8)
1282         sprintf(str, _("Incredible! x%d"), player_status.score_multiplier);
1283       else if (player_status.score_multiplier == 9)
1284         sprintf(str, _("Godlike! ;-) x%d"), player_status.score_multiplier);
1285       else
1286         sprintf(str, _("Unbelievable!! x%d"), player_status.score_multiplier);
1287     Sector::current()->add_floating_text(base, str);
1288     }
1289
1290   if (input.jump)
1291     physic.set_velocity_y(5.2);
1292   else
1293     physic.set_velocity_y(2);
1294
1295   // Move the player a little bit above the badguy to avoid collision
1296   // between badguy and player directly after the bounce has happend
1297   base.y = badguy->base.y - base.height - 2;
1298 }
1299
1300 /* EOF */
1301