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
 510           ax *= 2.5;
 511         }
 512       else
 513         {
 514           ax *= 2;
 515         }
 516     }
 517
 518   // we get slower when not pressing any keys
 519   if(dirsign == 0) {
 520       if(fabs(vx) < WALK_SPEED) {
 521           vx = 0;
 522           ax = 0;
 523       } else if(vx < 0) {
 524           ax = WALK_ACCELERATION_X * 1.5;
 525       } else {
 526           ax = WALK_ACCELERATION_X * -1.5;
 527       }
 528   }
 529
 530   // if we're on ice slow down acceleration or deceleration
 531   if (isice(base.x, base.y + base.height))
 532   {
 533     /* the acceleration/deceleration rate on ice is inversely proportional to
 534      * the current velocity.
 535      */
 536
 537     // increasing 1 will increase acceleration/deceleration rate
 538     // decreasing 1 will decrease acceleration/deceleration rate
 539     //  must stay above zero, though
 540     if (ax != 0) ax *= 1 / fabs(vx);
 541   }
 542
 543   physic.set_velocity(vx, vy);
 544   physic.set_acceleration(ax, ay);
 545 }
 546
 547 void
 548 Player::handle_vertical_input()
 549 {
 550
 551   // set fall mode...
 552   if(on_ground()) {
 553     fall_mode = ON_GROUND;
 554     last_ground_y = base.y;
 555   } else {
 556     if(base.y > last_ground_y)
 557       fall_mode = FALLING;
 558     else if(fall_mode == ON_GROUND)
 559       fall_mode = JUMPING;
 560   }
 561
 562   // Press jump key
 563   if(input.jump == DOWN && can_jump && on_ground())
 564     {
 565       if(duck) { // only jump a little bit when in duck mode {
 566         physic.set_velocity_y(3);
 567       } else {
 568         // jump higher if we are running
 569         if (fabs(physic.get_velocity_x()) > MAX_WALK_XM)
 570           physic.set_velocity_y(5.8);
 571         else
 572           physic.set_velocity_y(5.2);
 573       }
 574
 575       --base.y;
 576       jumping = true;
 577       flapping = false;
 578       can_jump = false;
 579       can_flap = false;
 580       flaps_nb = 0; // Ricardo's flapping
 581       if (size == SMALL)
 582         SoundManager::get()->play_sound(IDToSound(SND_JUMP));
 583       else
 584         SoundManager::get()->play_sound(IDToSound(SND_BIGJUMP));
 585     }
 586   // Let go of jump key
 587   else if(input.jump == UP)
 588     {
 589       if (!flapping && !duck && !falling_from_flap && !on_ground())
 590          {
 591             can_flap = true;
 592          }
 593       if (jumping && physic.get_velocity_y() > 0)
 594          {
 595             jumping = false;
 596             physic.set_velocity_y(0);
 597          }
 598     }
 599
 600  // temporary to help player's choosing a flapping
 601  if(flapping_mode == RICARDO_FLAP)
 602    {
 603    // Flapping, Ricardo's version
 604    // similar to SM3 Fox
 605    if(input.jump == DOWN && input.old_jump == UP && can_flap &&
 606      flaps_nb < 3)
 607      {
 608        physic.set_velocity_y(3.5);
 609        physic.set_velocity_x(physic.get_velocity_x() * 0.35);
 610        flaps_nb++;
 611      }
 612    }
 613   else if(flapping_mode == MAREK_FLAP)
 614    {
 615    // Flapping, Marek's version
 616    if (input.jump == DOWN && can_flap)
 617      {
 618          if (!flapping_timer.started())
 619             {
 620                flapping_timer.start(TUX_FLAPPING_TIME);
 621                flapping_velocity = physic.get_velocity_x();
 622             }
 623          if (!flapping_timer.check())
 624             {
 625                can_flap = false;
 626                falling_from_flap = true;
 627             }
 628          jumping = true;
 629          flapping = true;
 630          if (flapping_timer.get_gone() <= TUX_FLAPPING_TIME)
 631             {
 632                float cv;
 633                if (flapping_velocity == 0) {cv = 0;}
 634                else {cv = flapping_velocity*(sqrt(TUX_FLAPPING_TIME-(float)flapping_timer.get_gone()))/sqrt(TUX_FLAPPING_TIME);}
 635                //Handle change of direction while flapping
 636                if (((dir == LEFT) && (cv > 0)) || (dir == RIGHT) && (cv < 0)) {cv *= (-1);}
 637                physic.set_velocity_x(cv);
 638                physic.set_velocity_y((float)flapping_timer.get_gone()/850);
 639             }
 640      }
 641    }
 642   else if(flapping_mode == RYAN_FLAP)
 643    {
 644    // Flapping, Ryan's version
 645    if (input.jump == DOWN && can_flap)
 646      {
 647          if (!flapping_timer.started())
 648             {
 649                flapping_timer.start(TUX_FLAPPING_TIME);
 650             }
 651          if (!flapping_timer.check())
 652             {
 653                can_flap = false;
 654                falling_from_flap = true;
 655             }
 656          jumping = true;
 657          flapping = true;
 658          if (flapping && flapping_timer.get_gone() <= TUX_FLAPPING_TIME
 659                 && physic.get_velocity_y() < 0)
 660             {
 661                float gravity = Sector::current()->gravity;
 662                float xr = (fabsf(physic.get_velocity_x()) / MAX_RUN_XM);
 663
 664                // XXX: magic numbers. should be a percent of gravity
 665                //      gravity is (by default) -0.1f
 666                physic.set_acceleration_y(.12 + .01f*xr);
 667
 668 #if 0
 669                // To slow down x-vel when flapping (not working)
 670                if (fabsf(physic.get_velocity_x()) > MAX_WALK_XM)
 671                {
 672                    if (physic.get_velocity_x() < 0)
 673                        physic.set_acceleration_x(1.0f);
 674                    else if (physic.get_velocity_x() > 0)
 675                        physic.set_acceleration_x(-1.0f);
 676                }
 677 #endif
 678             }
 679      }
 680     else
 681      {
 682         physic.set_acceleration_y(0);
 683      }
 684    }
 685
 686
 687    // Hover
 688    //(disabled by default, use cheat code "hover" to toggle on/off)
 689    //TODO: needs some tweaking, especially when used together with double jump and jumping off badguys
 690    if (enable_hover && input.jump == DOWN && !jumping && !butt_jump && physic.get_velocity_y() <= 0)
 691       {
 692          physic.set_velocity_y(-1);
 693       }
 694
 695    /* In case the player has pressed Down while in a certain range of air,
 696       enable butt jump action */
 697   if (input.down == DOWN && !butt_jump && !duck)
 698     if(tiles_on_air(TILES_FOR_BUTTJUMP) && jumping)
 699       butt_jump = true;
 700
 701    /* When Down is not held anymore, disable butt jump */
 702   if(butt_jump && input.down == UP)
 703     butt_jump = false;
 704
 705   // Do butt jump
 706   if (butt_jump && on_ground() && size == BIG)
 707   {
 708     // Add a smoke cloud
 709     if (duck)
 710       Sector::current()->add_smoke_cloud(Vector(base.x - 32, base.y));
 711     else
 712       Sector::current()->add_smoke_cloud(Vector(base.x - 32, base.y + 32));
 713
 714     butt_jump = false;
 715
 716     // Break bricks beneath Tux
 717     if(Sector::current()->trybreakbrick(
 718           Vector(base.x + 1, base.y + base.height), false)
 719         || Sector::current()->trybreakbrick(
 720            Vector(base.x + base.width - 1, base.y + base.height), false))
 721     {
 722       physic.set_velocity_y(2);
 723       butt_jump = true;
 724     }
 725
 726     // Kill nearby badguys
 727     std::vector<GameObject*> gameobjects = Sector::current()->gameobjects;
 728     for (std::vector<GameObject*>::iterator i = gameobjects.begin();
 729          i != gameobjects.end();
 730          i++)
 731     {
 732       BadGuy* badguy = dynamic_cast<BadGuy*> (*i);
 733       if(badguy)
 734       {
 735         // don't kill when badguys are already dying or in a certain mode
 736         if(badguy->dying == DYING_NOT && badguy->mode != BadGuy::BOMB_TICKING &&
 737            badguy->mode != BadGuy::BOMB_EXPLODE)
 738           {
 739             if (fabsf(base.x - badguy->base.x) < 150 &&
 740               fabsf(base.y - badguy->base.y) < 60 &&
 741               (issolid(badguy->base.x + 1, badguy->base.y + badguy->base.height) ||
 742                issolid(badguy->base.x + badguy->base.width - 1, badguy->base.y + badguy->base.height)))
 743               badguy->kill_me(25);
 744           }
 745       }
 746     }
 747   }
 748
 749   if ( (issolid(base.x + base.width / 2, base.y + base.height + 64) ||
 750         issolid(base.x + 1, base.y + base.height + 64) ||
 751         issolid(base.x + base.width - 1, base.y + base.height + 64))
 752        && jumping  == false
 753        && can_jump == false
 754        && input.jump == DOWN
 755        && input.old_jump == UP)
 756     {
 757       can_jump = true;
 758     }
 759
 760   if(on_ground())   /* Make sure jumping is off. */
 761     {
 762       jumping = false;
 763       flapping = false;
 764       falling_from_flap = false;
 765       if (flapping_timer.started()) {flapping_timer.stop();}
 766
 767       physic.set_acceleration_y(0); //for flapping
 768     }
 769
 770   input.old_jump = input.jump;
 771 }
 772
 773 void
 774 Player::handle_input()
 775 {
 776   /* Handle horizontal movement: */
 777     handle_horizontal_input();
 778
 779   /* Jump/jumping? */
 780
 781   if (on_ground() && input.jump == UP)
 782     can_jump = true;
 783   handle_vertical_input();
 784
 785   /* Shoot! */
 786   if (input.fire == DOWN && input.old_fire == UP && got_power != NONE_POWER)
 787     {
 788       if(Sector::current()->add_bullet(Vector(base.x, base.y + (base.height/2)),
 789           physic.get_velocity_x(), dir))
 790         shooting_timer.start(SHOOTING_TIME);
 791       input.old_fire = DOWN;
 792     }
 793
 794   /* tux animations: */
 795   if(!frame_timer.check())
 796     {
 797       frame_timer.start(25);
 798       if (input.right == UP && input.left == UP)
 799         {
 800           frame_main = 1;
 801           frame_ = 1;
 802         }
 803       else
 804         {
 805           if ((input.fire == DOWN && (global_frame_counter % 2) == 0) ||
 806               (global_frame_counter % 4) == 0)
 807             frame_main = (frame_main + 1) % 4;
 808
 809           frame_ = frame_main;
 810
 811           if (frame_ == 3)
 812             frame_ = 1;
 813         }
 814     }
 815
 816   /* Duck! */
 817   if (input.down == DOWN && size == BIG && !duck && physic.get_velocity_y() == 0 && on_ground())
 818     {
 819       duck = true;
 820       base.height = 32;
 821       base.y += 32;
 822       // changing base size confuses collision otherwise
 823       old_base = previous_base = base;
 824     }
 825   else if(input.down == UP && size == BIG && duck)
 826     {
 827       // try if we can really unduck
 828       base.y -= 32;
 829       base.height = 64;
 830       // when unducking in air we need some space to do so
 831       if(on_ground() || !collision_object_map(base)) {
 832         duck = false;
 833         // changing base size confuses collision otherwise
 834         old_base = previous_base = base;
 835       } else {
 836         // undo the ducking changes
 837         base.y += 32;
 838         base.height = 32;
 839       }
 840     }
 841 }
 842
 843 void
 844 Player::grow(bool animate)
 845 {
 846   if(size == BIG)
 847     return;
 848
 849   size = BIG;
 850   base.height = 64;
 851   base.y -= 32;
 852
 853   if(animate)
 854     growing_timer.start(GROWING_TIME);
 855
 856   old_base = previous_base = base;
 857 }
 858
 859 void
 860 Player::grabdistros()
 861 {
 862   /* Grab distros: */
 863   if (!dying)
 864     {
 865       Sector::current()->trygrabdistro(Vector(base.x, base.y), NO_BOUNCE);
 866       Sector::current()->trygrabdistro(Vector(base.x+ 31, base.y), NO_BOUNCE);
 867       Sector::current()->trygrabdistro(
 868           Vector(base.x, base.y + base.height), NO_BOUNCE);
 869       Sector::current()->trygrabdistro(
 870           Vector(base.x+ 31, base.y + base.height), NO_BOUNCE);
 871
 872       if(size == BIG)
 873         {
 874           Sector::current()->trygrabdistro(
 875               Vector(base.x, base.y + base.height / 2), NO_BOUNCE);
 876           Sector::current()->trygrabdistro(
 877               Vector(base.x+ 31, base.y + base.height / 2), NO_BOUNCE);
 878         }
 879
 880     }
 881
 882   /* Enough distros for a One-up? */
 883   if (player_status.distros >= DISTROS_LIFEUP)
 884     {
 885       player_status.distros = player_status.distros - DISTROS_LIFEUP;
 886       if(player_status.lives < MAX_LIVES)
 887         ++player_status.lives;
 888       /*We want to hear the sound even, if MAX_LIVES is reached*/
 889       SoundManager::get()->play_sound(IDToSound(SND_LIFEUP));
 890     }
 891 }
 892
 893 void
 894 Player::draw(DrawingContext& context)
 895 {
 896   TuxBodyParts* tux_body;
 897
 898   if (size == SMALL)
 899     tux_body = small_tux;
 900   else if (got_power == FIRE_POWER)
 901     tux_body = fire_tux;
 902   else if (got_power == ICE_POWER)
 903     tux_body = ice_tux;
 904   else
 905     tux_body = big_tux;
 906
 907   int layer = LAYER_OBJECTS - 1;
 908   Vector pos = Vector(base.x, base.y);
 909
 910   /* Set Tux sprite action */
 911   if (duck && size == BIG)
 912     {
 913     if(dir == LEFT)
 914       tux_body->set_action("duck-left");
 915     else // dir == RIGHT
 916       tux_body->set_action("duck-right");
 917     }
 918   else if (skidding_timer.started())
 919     {
 920     if(dir == LEFT)
 921       tux_body->set_action("skid-left");
 922     else // dir == RIGHT
 923       tux_body->set_action("skid-right");
 924     }
 925   else if (kick_timer.started())
 926     {
 927     if(dir == LEFT)
 928       tux_body->set_action("kick-left");
 929     else // dir == RIGHT
 930       tux_body->set_action("kick-right");
 931     }
 932   else if (butt_jump && size == BIG)
 933     {
 934     if(dir == LEFT)
 935       tux_body->set_action("buttjump-left");
 936     else // dir == RIGHT
 937       tux_body->set_action("buttjump-right");
 938     }
 939   else if (physic.get_velocity_y() != 0)
 940     {
 941     if(dir == LEFT)
 942       tux_body->set_action("jump-left");
 943     else // dir == RIGHT
 944       tux_body->set_action("jump-right");
 945     }
 946   else
 947     {
 948     if (fabsf(physic.get_velocity_x()) < 1.0f) // standing
 949       {
 950       if(dir == LEFT)
 951         tux_body->set_action("stand-left");
 952       else // dir == RIGHT
 953         tux_body->set_action("stand-right");
 954       }
 955     else // moving
 956       {
 957       if(dir == LEFT)
 958         tux_body->set_action("walk-left");
 959       else // dir == RIGHT
 960         tux_body->set_action("walk-right");
 961       }
 962     }
 963
 964   if(idle_timer.get_left() < 0)
 965     {
 966     if(size == BIG)
 967       {
 968       if(dir == LEFT)
 969         tux_body->head->set_action("idle-left");
 970       else // dir == RIGHT
 971         tux_body->head->set_action("idle-right");
 972
 973       tux_body->head->start_animation(1);
 974       }
 975
 976     idle_timer.start(IDLE_TIME);
 977     }
 978
 979   // Tux is holding something
 980   if ((holding_something && physic.get_velocity_y() == 0) ||
 981       shooting_timer.check())
 982     {
 983     if (duck)
 984       {
 985       if(dir == LEFT)
 986         tux_body->arms->set_action("duck+grab-left");
 987       else // dir == RIGHT
 988         tux_body->arms->set_action("duck+grab-right");
 989       }
 990     else
 991       {
 992       if(dir == LEFT)
 993         tux_body->arms->set_action("grab-left");
 994       else // dir == RIGHT
 995         tux_body->arms->set_action("grab-right");
 996       }
 997     }
 998
 999   /* Draw Tux */
1000   if (dying == DYING_SQUISHED)
1001     {
1002     smalltux_gameover->draw(context, pos, LAYER_FOREGROUNDTILES+1);
1003     }
1004   else if(growing_timer.check())
1005     {
1006     if(size == SMALL)
1007       {
1008       if (dir == RIGHT)
1009         context.draw_surface(growingtux_right[GROWING_FRAMES-1 -
1010                  ((growing_timer.get_gone() *
1011                  GROWING_FRAMES) / GROWING_TIME)], pos, layer);
1012       else
1013         context.draw_surface(growingtux_left[GROWING_FRAMES-1 -
1014                 ((growing_timer.get_gone() *
1015                 GROWING_FRAMES) / GROWING_TIME)], pos, layer);
1016       }
1017     else
1018       {
1019       if (dir == RIGHT)
1020         context.draw_surface(growingtux_right[(growing_timer.get_gone() *
1021                 GROWING_FRAMES) / GROWING_TIME], pos, layer);
1022       else
1023         context.draw_surface(growingtux_left[(growing_timer.get_gone() *
1024                              GROWING_FRAMES) / GROWING_TIME], pos, layer);
1025       }
1026     }
1027   else if (safe_timer.started() && global_frame_counter%2)
1028     ;  // don't draw Tux
1029   else
1030     tux_body->draw(context, pos, layer);
1031
1032   // Draw blinking star overlay
1033   if (invincible_timer.started() &&
1034      (invincible_timer.get_left() > TUX_INVINCIBLE_TIME_WARNING || global_frame_counter % 3)
1035      && !dying)
1036   {
1037     if (size == SMALL || duck)
1038       smalltux_star->draw(context, pos, LAYER_OBJECTS + 2);
1039     else
1040       bigtux_star->draw(context, pos, LAYER_OBJECTS + 2);
1041   }
1042
1043   if (debug_mode)
1044     context.draw_filled_rect(Vector(base.x, base.y),
1045         Vector(base.width, base.height), Color(75,75,75, 150), LAYER_OBJECTS+1);
1046 }
1047
1048 void
1049 Player::collision(const MovingObject& other, int collision_type)
1050 {
1051   (void) other;
1052   (void) collision_type;
1053   // will be implemented later
1054 }
1055
1056 void
1057 Player::collision(void* p_c_object, int c_object)
1058 {
1059   BadGuy* pbad_c = NULL;
1060   Trampoline* ptramp_c = NULL;
1061   FlyingPlatform* pplatform_c = NULL;
1062
1063   switch (c_object)
1064     {
1065     case CO_BADGUY:
1066       pbad_c = (BadGuy*) p_c_object;
1067
1068      /* Hurt player if he touches a badguy */
1069       if (!pbad_c->dying && !dying &&
1070           !safe_timer.started() &&
1071           pbad_c->mode != BadGuy::HELD)
1072         {
1073           if (pbad_c->mode == BadGuy::FLAT && input.fire == DOWN
1074                && !holding_something)
1075             {
1076               holding_something = true;
1077               pbad_c->mode = BadGuy::HELD;
1078               pbad_c->base.y-=8;
1079             }
1080           else if (pbad_c->mode == BadGuy::FLAT)
1081             {
1082               // Don't get hurt if we're kicking a flat badguy!
1083             }
1084           else if (pbad_c->mode == BadGuy::KICK)
1085             {
1086               /* Hurt if you get hit by kicked laptop: */
1087               if (!invincible_timer.started())
1088                 {
1089                   kill(SHRINK);
1090                 }
1091               else
1092                 pbad_c->kill_me(20);
1093             }
1094           else if (pbad_c->frozen_timer.check() && (pbad_c->kind == BAD_MRBOMB
1095               || pbad_c->kind == BAD_JUMPY || pbad_c->kind == BAD_FISH
1096               || pbad_c->kind == BAD_SPIKY))
1097                 pbad_c->kill_me(20);
1098           else
1099             {
1100               if (!invincible_timer.started())
1101                 {
1102                   kill(SHRINK);
1103                 }
1104               else
1105                 {
1106                   pbad_c->kill_me(25);
1107                 }
1108             }
1109           player_status.score_multiplier++;
1110         }
1111       break;
1112
1113     case CO_TRAMPOLINE:
1114       ptramp_c = (Trampoline*) p_c_object;
1115
1116       // Pick up trampoline
1117       if (ptramp_c->mode != Trampoline::M_HELD && input.fire == DOWN && !holding_something && on_ground())
1118       {
1119         holding_something = true;
1120         ptramp_c->mode = Trampoline::M_HELD;
1121         ptramp_c->base.y -= 8;
1122       }
1123       // Set down trampoline
1124       else if (ptramp_c->mode == Trampoline::M_HELD && input.fire != DOWN)
1125       {
1126         holding_something = false;
1127         ptramp_c->mode = Trampoline::M_NORMAL;
1128         ptramp_c->base.y += 8;
1129         ptramp_c->physic.set_velocity(physic.get_velocity_x(), physic.get_velocity_y());
1130
1131         //if (dir == RIGHT)
1132         //  ptramp_c->base.x = base.x + base.width+1;
1133         //else /* LEFT */
1134         //  ptramp_c->base.x = base.x - base.width-1;
1135       }
1136 /*
1137       // Don't let tux walk through trampoline
1138       else if (ptramp_c->mode != Trampoline::M_HELD && on_ground())
1139       {
1140         if (physic.get_velocity_x() > 0) // RIGHT
1141         {
1142           physic.set_velocity_x(0);
1143           base.x = ptramp_c->base.x - base.width;
1144         }
1145         else if (physic.get_velocity_x() < 0) // LEFT
1146         {
1147           physic.set_velocity_x(0);
1148           base.x = ptramp_c->base.x + ptramp_c->base.width;
1149         }
1150       }
1151 */
1152       break;
1153     case CO_FLYING_PLATFORM:
1154       pplatform_c = (FlyingPlatform*) p_c_object;
1155
1156       base.y = pplatform_c->base.y - base.height;
1157       physic.set_velocity_x(pplatform_c->get_vel_x());
1158
1159       physic.enable_gravity(false);
1160       can_jump = true;
1161       fall_mode = ON_GROUND;
1162       break;
1163
1164     default:
1165       break;
1166     }
1167
1168 }
1169
1170 /* Kill Player! */
1171
1172 void
1173 Player::kill(HurtMode mode)
1174 {
1175   if(dying)
1176     return;
1177
1178   SoundManager::get()->play_sound(IDToSound(SND_HURT));
1179
1180   physic.set_velocity_x(0);
1181
1182   if (mode == SHRINK && size == BIG)
1183     {
1184       if (got_power != NONE_POWER)
1185         {
1186           safe_timer.start(TUX_SAFE_TIME);
1187           got_power = NONE_POWER;
1188         }
1189       else
1190         {
1191           growing_timer.start(GROWING_TIME);
1192           safe_timer.start(TUX_SAFE_TIME + GROWING_TIME);
1193           size = SMALL;
1194           base.height = 32;
1195           duck = false;
1196         }
1197     }
1198   else
1199     {
1200       physic.enable_gravity(true);
1201       physic.set_acceleration(0, 0);
1202       physic.set_velocity(0, 7);
1203       --player_status.lives;
1204       dying = DYING_SQUISHED;
1205       dying_timer.start(3000);
1206     }
1207 }
1208
1209 /* Remove Tux's power ups */
1210 void
1211 Player::remove_powerups()
1212 {
1213   got_power = NONE_POWER;
1214   size = SMALL;
1215   base.height = 32;
1216 }
1217
1218 void
1219 Player::move(const Vector& vector)
1220 {
1221   base.x = vector.x;
1222   base.y = vector.y;
1223   old_base = previous_base = base;
1224 }
1225
1226 void
1227 Player::check_bounds(Camera* camera)
1228 {
1229   /* Keep tux in bounds: */
1230   if (base.x < 0)
1231     { // Lock Tux to the size of the level, so that he doesn't fall of
1232       // on the left side
1233       base.x = 0;
1234     }
1235
1236   /* Keep in-bounds, vertically: */
1237   if (base.y > Sector::current()->solids->get_height() * 32)
1238     {
1239       kill(KILL);
1240       return;
1241     }
1242
1243   bool adjust = false;
1244   // can happen if back scrolling is disabled
1245   if(base.x < camera->get_translation().x) {
1246     base.x = camera->get_translation().x;
1247     adjust = true;
1248   }
1249   if(base.x >= camera->get_translation().x + screen->w - base.width) {
1250     base.x = camera->get_translation().x + screen->w - base.width;
1251     adjust = true;
1252   }
1253
1254   if(adjust) {
1255     // squished now?
1256     if(collision_object_map(base)) {
1257       kill(KILL);
1258       return;
1259     }
1260   }
1261 }
1262
1263 void
1264 Player::bounce(BadGuy* badguy)
1265 {
1266   //Make sure we stopped flapping
1267   flapping = false;
1268   falling_from_flap = false;
1269
1270   if(player_status.score_multiplier >= 5)
1271     {  // show a message
1272     char str[124];
1273 //      if (player_status.score_multiplier <= 4) {sprintf(str, _("Combo x%d"), player_status.score_multiplier);}
1274       if (player_status.score_multiplier == 5)
1275         sprintf(str, _("Good! x%d"), player_status.score_multiplier);
1276       else if (player_status.score_multiplier == 6)
1277         sprintf(str, _("Great! x%d"), player_status.score_multiplier);
1278       else if (player_status.score_multiplier == 7)
1279         sprintf(str, _("Awesome! x%d"), player_status.score_multiplier);
1280       else if (player_status.score_multiplier == 8)
1281         sprintf(str, _("Incredible! x%d"), player_status.score_multiplier);
1282       else if (player_status.score_multiplier == 9)
1283         sprintf(str, _("Godlike! ;-) x%d"), player_status.score_multiplier);
1284       else
1285         sprintf(str, _("Unbelievable!! x%d"), player_status.score_multiplier);
1286     Sector::current()->add_floating_text(base, str);
1287     }
1288
1289   if (input.jump)
1290     physic.set_velocity_y(5.2);
1291   else
1292     physic.set_velocity_y(2);
1293
1294   // Move the player a little bit above the badguy to avoid collision
1295   // between badguy and player directly after the bounce has happend
1296   base.y = badguy->base.y - base.height - 2;
1297 }
1298
1299 /* EOF */
1300