src/menuui/techmenu.cpp

   1 /*
   2  * $Logfile: /Freespace2/code/MenuUI/TechMenu.cpp $
   3  * $Revision$
   4  * $Date$
   5  * $Author$
   6  *
   7  * C module that contains functions to drive the Tech Menu user interface
   8  *
   9  * $Log$
  10  * Revision 1.1  2002/05/03 03:28:09  root
  11  * Initial revision
  12  *
  13  *
  14  * 43    11/02/99 3:22p Jefff
  15  * translate ship names in tech room
  16  *
  17  * 42    10/25/99 5:47p Jefff
  18  * reassigned some xstr ids
  19  *
  20  * 41    10/12/99 4:50p Jefff
  21  *
  22  * 40    9/08/99 11:09a Dave
  23  * Use stills for intel and weapon stuff in the techroom if animations
  24  * aren't avaliable.
  25  *
  26  * 39    9/05/99 11:19p Dave
  27  * Made d3d texture cache much more safe. Fixed training scoring bug where
  28  * it would backout scores without ever having applied them in the first
  29  * place.
  30  *
  31  * 38    9/03/99 11:19a Jefff
  32  * fixed double render of intel descriptions
  33  *
  34  * 37    9/03/99 1:32a Dave
  35  * CD checking by act. Added support to play 2 cutscenes in a row
  36  * seamlessly. Fixed super low level cfile bug related to files in the
  37  * root directory of a CD. Added cheat code to set campaign mission # in
  38  * main hall.
  39  *
  40  * 36    9/01/99 5:12p Jefff
  41  * Fixed bad scroll bug
  42  *
  43  * 35    8/25/99 3:03p Jefff
  44  * 'more' indicator, lotsa coord changes for new background,  disabling of
  45  * buttons in trackball mode, list follows selected item when prev/next
  46  * buttons used.
  47  *
  48  * 34    8/24/99 8:55p Dave
  49  * Make sure nondimming pixels work properly in tech menu.
  50  *
  51  * 33    8/24/99 10:47a Jefff
  52  * tech room weapon anims.  added tech anim field to weapons.tbl
  53  *
  54  * 32    8/10/99 5:29p Jefff
  55  * use new tech_title field in weapons array
  56  *
  57  * 31    8/10/99 3:45p Jefff
  58  * Put the smack down on the tech room.  Its all new, but tastefully done.
  59  *
  60  * 30    8/09/99 5:53p Jefff
  61  *
  62  * 29    8/02/99 10:27a Jefff
  63  * removed a warning for the time being
  64  *
  65  * 28    8/02/99 10:13a Jefff
  66  * started scrubbing, waiting till after demo to continue
  67  *
  68  * 27    7/28/99 1:02p Jefff
  69  * Changed "Species" to "Intelligence" -- also changed in strings.tbl.
  70  *
  71  * 26    7/26/99 4:33p Jordonr
  72  * Don't need techroom palette
  73  *
  74  * 25    7/20/99 1:49p Dave
  75  * Peter Drake build. Fixed some release build warnings.
  76  *
  77  * 24    7/19/99 2:13p Dave
  78  * Added some new strings for Heiko.
  79  *
  80  * 23    7/14/99 9:42a Dave
  81  * Put in clear_color debug function. Put in base for 3dnow stuff / P3
  82  * stuff
  83  *
  84  * 22    6/16/99 4:06p Dave
  85  * New pilot info popup. Added new draw-bitmap-as-poly function.
  86  *
  87  * 21    5/09/99 8:57p Dave
  88  * Final E3 build preparations.
  89  *
  90  * 20    5/09/99 6:00p Dave
  91  * Lots of cool new effects. E3 build tweaks.
  92  *
  93  * 19    4/29/99 2:16p Neilk
  94  * added a 2nd callback for slider so its model is not loaded on mouselock
  95  * until mouse button is released
  96  *
  97  * 18    4/26/99 5:05p Neilk
  98  * updated to new artwork, added slider support
  99  *
 100  * 17    4/25/99 3:02p Dave
 101  * Build defines for the E3 build.
 102  *
 103  * 16    4/23/99 12:01p Johnson
 104  * Added SIF_HUGE_SHIP
 105  *
 106  * 15    4/12/99 10:07p Dave
 107  * Made network startup more forgiving. Added checkmarks to dogfight
 108  * screen for players who hit commit.
 109  *
 110  * 14    4/08/99 2:10a Dave
 111  * Numerous bug fixes for the beta. Added builtin mission info for the
 112  * beta.
 113  *
 114  * 13    2/19/99 11:42a Dave
 115  * Put in model rendering autocentering.
 116  *
 117  * 12    2/01/99 5:55p Dave
 118  * Removed the idea of explicit bitmaps for buttons. Fixed text
 119  * highlighting for disabled gadgets.
 120  *
 121  * 11    1/30/99 5:08p Dave
 122  * More new hi-res stuff.Support for nice D3D textures.
 123  *
 124  * 10    1/29/99 3:56p Neilk
 125  * Converted tech_infos screens to multiresolution
 126  *
 127  * 9     1/29/99 3:54p Neilk
 128  *
 129  * 8     1/29/99 12:47a Dave
 130  * Put in sounds for beam weapon. A bunch of interface screens (tech
 131  * database stuff).
 132  *
 133  * 7     11/30/98 1:07p Dave
 134  * 16 bit conversion, first run.
 135  *
 136  * 6     10/23/98 3:51p Dave
 137  * Full support for tstrings.tbl and foreign languages. All that remains
 138  * is to make it active in Fred.
 139  *
 140  * 5     10/16/98 9:40a Andsager
 141  * Remove ".h" files from model.h
 142  *
 143  * 4     10/13/98 2:47p Andsager
 144  * Remove reference to Tech_shivan_species_avail
 145  *
 146  * 3     10/13/98 9:28a Dave
 147  * Started neatening up freespace.h. Many variables renamed and
 148  * reorganized. Added AlphaColors.[h,cpp]
 149  *
 150  * 2     10/07/98 10:53a Dave
 151  * Initial checkin.
 152  *
 153  * 1     10/07/98 10:49a Dave
 154  *
 155  * 67    9/21/98 10:02p Dave
 156  * Last minute changes to techroom weapon/ship/species stuff.
 157  *
 158  * 66    9/07/98 2:49p Dan
 159  * Removed spurious Assert
 160  *
 161  * 65    7/06/98 2:42p Hoffoss
 162  * Fixed bug with weapons shown in tech database.
 163  *
 164  * 64    6/10/98 11:48a Lawrance
 165  * fix bug with trying to free NULL anims
 166  *
 167  * 63    6/05/98 9:54a Lawrance
 168  * OEM changes
 169  *
 170  * 62    6/01/98 11:43a John
 171  * JAS & MK:  Classified all strings for localization.
 172  *
 173  * 61    5/26/98 11:10a Lawrance
 174  * Fix bug where window controls get disabled when F1 pressed twice
 175  *
 176  * 60    5/23/98 10:38p Lawrance
 177  * Avoid doing a cfile refresh when running debug
 178  *
 179  * 59    5/23/98 6:49p Lawrance
 180  * Fix problems with refreshing the file list when a CD is inserted
 181  *
 182  * 58    5/22/98 11:15a Lawrance
 183  * Tweak how CD gets asked for
 184  *
 185  * 57    5/22/98 1:06a Hoffoss
 186  * Made Fred not use OLE.
 187  *
 188  * 56    5/21/98 6:57p Lawrance
 189  * Only ask for the CD once
 190  *
 191  * 55    5/21/98 12:46a Hoffoss
 192  * Made text offset reset when new description is loaded.
 193  *
 194  * 54    5/20/98 9:46p John
 195  * added code so the places in code that change half the palette don't
 196  * have to clear the screen.
 197  *
 198  * 53    5/20/98 3:28p Sandeep
 199  * Fixed bug where in multi only discovered weapons show up, and in single
 200  * all weapons showed up (backwards).
 201  *
 202  * 52    5/20/98 2:11p Hoffoss
 203  * Fixed some species description problems.
 204  *
 205  * 51    5/18/98 6:45p Hoffoss
 206  * Added species descriptions to species database in techroom.
 207  *
 208  * 50    5/17/98 6:13p Hoffoss
 209  * Fixed scrolling of info text area.
 210  *
 211  * $NoKeywords: $
 212  *
 213  */
 214
 215 #include "gamesequence.h"
 216 #include "techmenu.h"
 217 #include "2d.h"
 218 #include "3d.h"
 219 #include "snazzyui.h"
 220 #include "managepilot.h"
 221 #include "key.h"
 222 #include "bmpman.h"
 223 #include "timer.h"
 224 #include "missioncampaign.h"
 225 #include "missionshipchoice.h"
 226 #include "freespace.h"
 227 #include "mainhallmenu.h"
 228 #include "missionscreencommon.h"
 229 #include "gamesnd.h"
 230 #include "font.h"
 231 #include "vecmat.h"
 232 #include "mouse.h"
 233 #include "uidefs.h"
 234 #include "contexthelp.h"
 235 #include "alphacolors.h"
 236 #include "animplay.h"
 237 #include "localize.h"
 238 #include "lighting.h"
 239
 240 #define REVOLUTION_RATE 5.2f
 241
 242 #define NUM_BUTTONS     16
 243 #define NUM_TABS                3
 244 #define LIST_BUTTONS_MAX        41
 245
 246 #define SHIPS_DATA_MODE         (1<<0)
 247 #define WEAPONS_DATA_MODE       (1<<1)
 248 #define SPECIES_DATA_MODE       (1<<2)
 249 #define WEAPONS_SPECIES_DATA_MODE       (WEAPONS_DATA_MODE | SPECIES_DATA_MODE)
 250
 251 #define SHIPS_DATA_TAB                                  0
 252 #define WEAPONS_DATA_TAB                                1
 253 #define INTEL_DATA_TAB                                  2
 254 #define TECH_DATABASE_TAB                               3
 255 #define SIMULATOR_TAB                                   4
 256 #define CUTSCENES_TAB                                   5
 257 #define CREDITS_TAB                                             6
 258
 259 #define SCROLL_LIST_UP                                  7
 260 #define SCROLL_LIST_DOWN                                8
 261 #define SCROLL_INFO_UP                                  9
 262 #define SCROLL_INFO_DOWN                                10
 263
 264 #define PREV_ENTRY_BUTTON                               11
 265 #define NEXT_ENTRY_BUTTON                               12
 266
 267 #define HELP_BUTTON                                             13
 268 #define OPTIONS_BUTTON                                  14
 269 #define EXIT_BUTTON                                             15
 270
 271 //#define PREV_ENTRY_BUTTON2                            16
 272 //#define NEXT_ENTRY_BUTTON2                            17
 273
 274
 275 #define REPEAT                                          (1<<0)
 276 #define NO_MOUSE_OVER_SOUND     (1<<1)
 277
 278 // indicies for coords
 279 #define SHIP_X_COORD 0
 280 #define SHIP_Y_COORD 1
 281 #define SHIP_W_COORD 2
 282 #define SHIP_H_COORD 3
 283
 284 // background filename for species
 285 // note weapon filename is now same as ship filename
 286 char *Tech_background_filename[GR_NUM_RESOLUTIONS] = {
 287         "TechShipData",
 288         "2_TechShipData"
 289 };
 290 char *Tech_mask_filename[GR_NUM_RESOLUTIONS] = {
 291         "TechShipData-M",
 292         "2_TechShipData-M"
 293 };
 294 char *Tech_slider_filename[GR_NUM_RESOLUTIONS] = {
 295         "slider",
 296         "2_slider"
 297 };
 298
 299 int Tech_list_coords[GR_NUM_RESOLUTIONS][4] = {
 300         { // GR_640
 301                 27, 98, 161, 234
 302         },
 303         { // GR_1024
 304                 43, 157, 253, 374
 305         }
 306 };
 307
 308 int Tech_ship_display_coords[GR_NUM_RESOLUTIONS][4] = {
 309         { // GR_640
 310                 239, 98, 393, 222
 311         },
 312         { // GR_1024
 313                 382, 158, 629, 355
 314         }
 315 };
 316
 317 int Tech_desc_coords[GR_NUM_RESOLUTIONS][4] = {
 318         { // GR_640
 319                 29, 347, 365, 125
 320         },
 321         { // GR_1024
 322                 47, 555, 584, 200
 323         }
 324 };
 325
 326 int Tech_ani_coords[GR_NUM_RESOLUTIONS][2] = {
 327         { // GR_640
 328                 196, 115
 329         },
 330         { // GR_1024
 331                 449, 245
 332         }
 333 };
 334
 335 /*int Tech_desc_coords[GR_NUM_RESOLUTIONS][4] = {
 336         { // GR_640
 337                 24, 139, 376, 281
 338         },
 339         { // GR_1024
 340                 24, 182, 638, 528
 341         }
 342 };*/
 343
 344 int Tech_slider_coords[GR_NUM_RESOLUTIONS][4] = {
 345         { // GR_640
 346                 2, 118, 20, 194
 347         },
 348         { // GR_1024
 349                 3, 190, 32, 310
 350         }
 351 };
 352
 353 // detail backup
 354 int Tech_detail_backup;
 355 int Tech_texture_backup;
 356
 357 #define MAX_TEXT_LINES          100
 358 #define MAX_TEXT_LINE_LEN       256
 359
 360 struct techroom_buttons {
 361         char *filename;
 362         int x, y, xt, yt;
 363         int hotspot;
 364         int tab;
 365         int flags;
 366         UI_BUTTON button;  // because we have a class inside this struct, we need the constructor below..
 367
 368         techroom_buttons(char *name, int x1, int y1, int xt1, int yt1, int h, int t, int f = 0) : filename(name), x(x1), y(y1), xt(xt1), yt(yt1), hotspot(h), tab(t), flags(f) {}
 369 };
 370
 371 static techroom_buttons Buttons[GR_NUM_RESOLUTIONS][NUM_BUTTONS] = {
 372         {       // GR_640
 373                 techroom_buttons("TDB_04",      406,    384,    447,    393,    4,      -1),                                                                                    // ship data tab
 374                 techroom_buttons("TDB_05",      404,    418,    447,    429,    5,      -1),                                                                                    // weapons data tab
 375                 techroom_buttons("TDB_06",      404,    447,    447,    461,    6,      -1),                                                                                    // species data tab
 376                 techroom_buttons("TDB_00",      7,              3,              37,     7,              0,      -1),                                                                                    // technical database tab
 377                 techroom_buttons("TDB_01",      7,              18,     37,     23,     1,      -1),                                                                                    // mission simulator tab
 378                 techroom_buttons("TDB_02",      7,              34,     37,     38,     2,      -1),                                                                                    // cutscenes tab
 379                 techroom_buttons("TDB_03",      7,              49,     37,     54,     3,      -1),                                                                                    // credits tab
 380                 techroom_buttons("TDB_07",      1,              86,     -1,     -1,     7,      SHIPS_DATA_MODE, REPEAT),                               // prev data entry
 381                 techroom_buttons("TDB_08",      1,              317,    -1,     -1,     8,      SHIPS_DATA_MODE, REPEAT),                               // next data entry
 382                 techroom_buttons("TDB_09",      1,              406,    -1,     -1,     9,      SHIPS_DATA_MODE, REPEAT),                               // prev data entry
 383                 techroom_buttons("TDB_10",      1,              447,    -1,     -1,     10,     SHIPS_DATA_MODE, REPEAT),                       // next data entry
 384                 //techroom_buttons("TDB_11",    558,    272,    -1,     -1,     11,     WEAPONS_SPECIES_DATA_MODE),             // prev data entry
 385                 //techroom_buttons("TDB_12",    606,    272,    -1,     -1,     12,     WEAPONS_SPECIES_DATA_MODE),             // next data entry
 386                 techroom_buttons("TDB_11a",559, 323,    -1,     -1,     11,     SHIPS_DATA_MODE, REPEAT),                       // prev data entry
 387                 techroom_buttons("TDB_12a",609, 323,    -1,     -1,     12,     SHIPS_DATA_MODE, REPEAT),                       // next data entry
 388                 techroom_buttons("TDB_13",      533,    425,    500,    440,    13,     -1),                                                                            // help
 389                 techroom_buttons("TDB_14",      533,    455,    479,    464,    14,     -1),                                                                            // options
 390                 techroom_buttons("TDB_15a",571, 425,    588,    413,    15,     -1),                                                                            // exit
 391         },
 392         {       // GR_1024
 393                 techroom_buttons("2_TDB_04",    649,    614,    717,    630,    4,      -1),                                                                            // ship data tab
 394                 techroom_buttons("2_TDB_05",    646,    669,    717,    687,    5,      -1),                                                                            // weapons data tab
 395                 techroom_buttons("2_TDB_06",    646,    716,    717,    739,    6,      -1),                                                                            // species data tab
 396                 techroom_buttons("2_TDB_00",    12,     5,              59,     12,     0,      -1),                                                                            // technical database tab
 397                 techroom_buttons("2_TDB_01",    12,     31,     59,     37,     1,      -1),                                                                            // mission simulator tab
 398                 techroom_buttons("2_TDB_02",    12,     56,     59,     62,     2,      -1),                                                                            // cutscenes tab
 399                 techroom_buttons("2_TDB_03",    12,     81,     59,     88,     3,      -1),                                                                            // credits tab
 400                 techroom_buttons("2_TDB_07",    1,              138,    -1,     -1,     7,      SHIPS_DATA_MODE, REPEAT),                       // prev data entry
 401                 techroom_buttons("2_TDB_08",    1,              507,    -1,     -1,     8,      SHIPS_DATA_MODE, REPEAT),                       // next data entry
 402                 techroom_buttons("2_TDB_09",    1,              649,    -1,     -1,     9,      SHIPS_DATA_MODE, REPEAT),                       // prev data entry
 403                 techroom_buttons("2_TDB_10",    1,              716,    -1,     -1,     10,     SHIPS_DATA_MODE, REPEAT),               // next data entry
 404                 //techroom_buttons("2_TDB_11",  893,    436,    -1,     -1,     11,     WEAPONS_SPECIES_DATA_MODE),     // prev data entry
 405                 //techroom_buttons("2_TDB_12",  970,    436,    -1,     -1,     12,     WEAPONS_SPECIES_DATA_MODE),     // next data entry
 406                 techroom_buttons("2_TDB_11a",   895,    518,    -1,     -1,     11,     SHIPS_DATA_MODE, REPEAT),               // prev data entry
 407                 techroom_buttons("2_TDB_12a",   974,    518,    -1,     -1,     12,     SHIPS_DATA_MODE, REPEAT),               // next data entry
 408                 techroom_buttons("2_TDB_13",    854,    681,    800,    704,    13,     -1),                                                                    // help
 409                 techroom_buttons("2_TDB_14",    854,    728,    780,    743,    14,     -1),                                                                    // options
 410                 techroom_buttons("2_TDB_15a",   914,    681,    930,    660,    15,     -1),                                                                    // exit
 411         },
 412 };
 413
 414 static UI_WINDOW Ui_window;
 415 static UI_BUTTON View_window;
 416 //static int Background_bitmap;
 417 static int Tech_background_bitmap;
 418 static int Intel_bg_bitmap;
 419 static int Tab = 0;
 420 // static int List_size;
 421 static int List_offset;
 422 static int Select_tease_line;
 423 static int Limit;
 424 static int Trackball_mode = 1;
 425 static int Trackball_active = 0;
 426 static matrix Techroom_ship_orient = IDENTITY_MATRIX;
 427 // static int Tech_room_ask_for_cd;
 428
 429 static int Text_size;
 430 static int Text_offset;
 431 static int Text_line_size[MAX_TEXT_LINES];
 432 static char *Text_lines[MAX_TEXT_LINES];
 433
 434 static int Cur_entry;                           // this is the current entry selected, using entry indexing
 435 static int Cur_entry_index;             // this is the current entry selected, using master list indexing
 436 static int Techroom_ship_modelnum;
 437 static float Techroom_ship_rot;
 438 static UI_BUTTON List_buttons[LIST_BUTTONS_MAX];  // buttons for each line of text in list
 439 static int Anim_playing_id = -1;
 440 static anim_instance *Cur_anim_instance = NULL;
 441 static int Palette_bmp;
 442 //static int ShipWin01;
 443 //static int ShipWin02;
 444 //static int ShipWin03;
 445 //static int ShipWin04;
 446 static ubyte Palette[768];
 447 static char Palette_name[128];
 448
 449 static int Ships_loaded = 0;
 450 static int Weapons_loaded = 0;
 451 static int Intel_loaded = 0;
 452
 453 // out entry data struct & vars
 454 typedef struct {
 455         int     index;          // index into the master table that its in (ie Ship_info[])
 456         char* name;                     // ptr to name string
 457         char* desc;                     // ptr to description string
 458         anim* animation;        // ptr to the animation
 459         int     bitmap;         // bitmap handle
 460         int     has_anim;       // flag to indicate the presence of an animation for this item
 461 } tech_list_entry;
 462
 463 static tech_list_entry Ship_list[MAX_SHIP_TYPES];
 464 static int Ship_list_size = 0;
 465 static tech_list_entry Weapon_list[MAX_WEAPON_TYPES];
 466 static int Weapon_list_size = 0;
 467 static tech_list_entry Intel_list[MAX_INTEL_ENTRIES];
 468 static int Intel_list_size = 0;
 469 static tech_list_entry *Current_list;                                                           // points to currently valid display list
 470 static int Current_list_size = 0;
 471
 472
 473 // slider stuff
 474 static UI_SLIDER2 Tech_slider;
 475
 476 //XSTR:OFF
 477 /*
 478 static char *Intel_anim_filenames[MAX_INTEL_ENTRIES] = {
 479         "tech_tpilot.ani",
 480         "tech_vasudan.ani",
 481         "tech_shivan.ani",
 482 };
 483 */
 484 //XSTR:ON
 485
 486 // Intelligence master data structs (these get inited @ game startup from species.tbl)
 487 intel_data Intel_info[MAX_INTEL_ENTRIES];
 488 int Intel_info_size = 0;
 489
 490 // some prototypes to make you happy
 491 int techroom_load_ani(anim **animpp, char *name);
 492 void tech_common_render();
 493 void techroom_start_anim();
 494 void tech_scroll_list_up();
 495 void tech_scroll_list_down();
 496
 497
 498
 499
 500 ////////////////////////////////////////////////////
 501 // like, functions and stuff
 502
 503 void techroom_init_desc(char *src, int w)
 504 {
 505         Text_size = Text_offset = 0;
 506         if (!src) {
 507                 return;
 508         }
 509
 510         Text_size = split_str(src, w, Text_line_size, Text_lines, MAX_TEXT_LINES);
 511         Assert(Text_size >= 0 && Text_size < MAX_TEXT_LINES);
 512 }
 513
 514 void techroom_select_new_entry()
 515 {
 516         Assert(Current_list != NULL);
 517         if (Current_list == NULL) return;
 518
 519         Cur_entry_index = Current_list[Cur_entry].index;
 520
 521         // if we are in the ships tab, load the ship model
 522         if (Tab == SHIPS_DATA_TAB) {
 523                 ship_info *sip = &Ship_info[Cur_entry_index];
 524
 525 #ifdef MULTIPLAYER_BETA_BUILD
 526                 // don't load supercaps in the beta
 527                 if((sip->flags & SIF_SUPERCAP) || (sip->flags & SIF_DRYDOCK)){
 528                         Techroom_ship_modelnum = -1;
 529                 } else {
 530                         Techroom_ship_modelnum = model_load(sip->pof_file, sip->n_subsystems, &sip->subsystems[0]);
 531                 }
 532
 533                 // page in ship textures properly (takes care of nondimming pixels)
 534                 model_page_in_textures(Techroom_ship_modelnum, Cur_entry_index);
 535 #else
 536                 Techroom_ship_modelnum = model_load(sip->pof_file, sip->n_subsystems, &sip->subsystems[0]);
 537
 538                 // page in ship textures properly (takes care of nondimming pixels)
 539                 model_page_in_textures(Techroom_ship_modelnum, Cur_entry_index);
 540 #endif
 541         } else {
 542                 Techroom_ship_modelnum = -1;
 543                 Trackball_mode = 0;
 544         }
 545
 546 //      Techroom_ship_rot = PI;
 547
 548         techroom_init_desc(Current_list[Cur_entry].desc, Tech_desc_coords[gr_screen.res][SHIP_W_COORD]);
 549         techroom_start_anim();
 550 }
 551
 552 // write out the current description in the bottom window
 553 void techroom_render_desc(int xo, int yo, int h)
 554 {
 555         int y, z, len, font_height;
 556         char line[MAX_TEXT_LINE_LEN + 1];
 557
 558         font_height = gr_get_font_height();
 559
 560         y = 0;
 561         z = Text_offset;
 562         while (y + font_height <= h) {
 563                 if (z >= Text_size){
 564                         break;
 565                 }
 566
 567                 len = Text_line_size[z];
 568                 if (len > MAX_TEXT_LINE_LEN){
 569                         len = MAX_TEXT_LINE_LEN;
 570                 }
 571
 572                 strncpy(line, Text_lines[z], len);
 573                 line[len] = 0;
 574                 gr_string(xo, yo + y, line);
 575
 576                 y += font_height;
 577                 z++;
 578         }
 579
 580         // maybe output 'more' indicator
 581         if ( z < Text_size ) {
 582                 // can be scrolled down
 583                 int more_txt_x = Tech_desc_coords[gr_screen.res][0] + (Tech_desc_coords[gr_screen.res][2]/2) - 10;      // FIXME should move these to constants since they dont move
 584                 int more_txt_y = Tech_desc_coords[gr_screen.res][1] + Tech_desc_coords[gr_screen.res][3];                               // located below brief text, centered
 585                 int w, h;
 586                 gr_get_string_size(&w, &h, XSTR("more", 1469), strlen(XSTR("more", 1469)));
 587                 gr_set_color_fast(&Color_black);
 588                 gr_rect(more_txt_x-2, more_txt_y, w+3, h);
 589                 gr_set_color_fast(&Color_red);
 590                 gr_string(more_txt_x, more_txt_y, XSTR("more", 1469));  // base location on the input x and y?
 591         }
 592
 593 }
 594
 595 // new version of weapons
 596 void techroom_weapons_render2(float frametime)
 597 {
 598         // render common stuff
 599         tech_common_render();
 600
 601         // render the animation
 602         {
 603                 // JAS: This code is hacked to allow the animation to use all 256 colors
 604                 extern int Palman_allow_any_color;
 605                 Palman_allow_any_color = 1;
 606                 anim_render_all(0, frametime);
 607                 Palman_allow_any_color = 0;
 608         }
 609
 610         // if our active item has a bitmap instead of an animation, draw it
 611         if((Cur_entry > 0) && (Current_list[Cur_entry].animation == NULL) && (Current_list[Cur_entry].bitmap >= 0)){
 612                 gr_set_bitmap(Current_list[Cur_entry].bitmap);
 613                 gr_bitmap(Tech_ani_coords[gr_screen.res][0], Tech_ani_coords[gr_screen.res][1]);
 614         }
 615 }
 616
 617 // renders the stuff common to all 3 tech room tabs
 618 void tech_common_render()
 619 {
 620         char buf[256];
 621         int y, z, font_height;
 622
 623         // render description in its box
 624         gr_set_color_fast(&Color_text_normal);
 625         techroom_render_desc(Tech_desc_coords[gr_screen.res][SHIP_X_COORD], Tech_desc_coords[gr_screen.res][SHIP_Y_COORD], Tech_desc_coords[gr_screen.res][SHIP_H_COORD]);
 626
 627         font_height = gr_get_font_height();
 628
 629         // draw the list of entries
 630         y = 0;
 631         z = List_offset;
 632         while (y + font_height <= Tech_list_coords[gr_screen.res][SHIP_H_COORD]) {
 633                 if (z >= Current_list_size) {
 634                         break;
 635                 }
 636
 637                 if (z == Cur_entry) {
 638                         gr_set_color_fast(&Color_text_selected);
 639                 } else if (z == Select_tease_line) {
 640                         gr_set_color_fast(&Color_text_subselected);
 641                 } else {
 642                         gr_set_color_fast(&Color_text_normal);
 643                 }
 644
 645                 strcpy(buf, Current_list[z].name);
 646                 if (Lcl_gr) {
 647                         lcl_translate_ship_name(buf);
 648                 }
 649
 650                 gr_force_fit_string(buf, 255, Tech_list_coords[gr_screen.res][SHIP_W_COORD]);
 651                 gr_string(Tech_list_coords[gr_screen.res][SHIP_X_COORD], Tech_list_coords[gr_screen.res][SHIP_Y_COORD] + y, buf);
 652
 653                 List_buttons[z - List_offset].update_dimensions(Tech_list_coords[gr_screen.res][SHIP_X_COORD], Tech_list_coords[gr_screen.res][SHIP_Y_COORD] + y, Tech_list_coords[gr_screen.res][SHIP_W_COORD], font_height);
 654                 List_buttons[z - List_offset].enable(1);
 655
 656                 y += font_height;
 657                 z++;
 658         }
 659
 660         // disable the rest of the list buttons
 661         z -= List_offset;
 662         while (z < LIST_BUTTONS_MAX) {
 663                 List_buttons[z++].disable();
 664         }
 665 }
 666
 667 void techroom_ships_render(float frametime)
 668 {
 669         // render all the common stuff
 670         tech_common_render();
 671
 672         // now render the trackball ship, which is unique to the ships tab
 673         float rev_rate;
 674         angles rot_angles, view_angles;
 675         int z;
 676         ship_info *sip = &Ship_info[Cur_entry_index];
 677
 678         // get correct revolution rate
 679         rev_rate = REVOLUTION_RATE;
 680         z = sip->flags;
 681         if (z & SIF_BIG_SHIP) {
 682                 rev_rate *= 1.7f;
 683         }
 684         if (z & SIF_HUGE_SHIP) {
 685                 rev_rate *= 3.0f;
 686         }
 687
 688         // rotate the ship as much as required for this frame
 689         Techroom_ship_rot += PI2 * frametime / rev_rate;
 690         while (Techroom_ship_rot > PI2){
 691                 Techroom_ship_rot -= PI2;
 692         }
 693
 694         // turn off fogging
 695         gr_fog_set(GR_FOGMODE_NONE, 0, 0, 0);
 696
 697         //      reorient ship
 698         if (Trackball_active) {
 699                 int dx, dy;
 700                 matrix mat1, mat2;
 701
 702                 if (Trackball_active) {
 703                         mouse_get_delta(&dx, &dy);
 704                         if (dx || dy) {
 705                                 vm_trackball(-dx, -dy, &mat1);
 706                                 vm_matrix_x_matrix(&mat2, &mat1, &Techroom_ship_orient);
 707                                 Techroom_ship_orient = mat2;
 708                         }
 709                 }
 710
 711         } else {
 712                 // setup stuff needed to render the ship
 713                 view_angles.p = -0.6f;
 714                 view_angles.b = 0.0f;
 715                 view_angles.h = 0.0f;
 716                 vm_angles_2_matrix(&Techroom_ship_orient, &view_angles);
 717
 718                 rot_angles.p = 0.0f;
 719                 rot_angles.b = 0.0f;
 720                 rot_angles.h = Techroom_ship_rot;
 721                 vm_rotate_matrix_by_angles(&Techroom_ship_orient, &rot_angles);
 722         }
 723
 724         gr_set_clip(Tech_ship_display_coords[gr_screen.res][SHIP_X_COORD], Tech_ship_display_coords[gr_screen.res][SHIP_Y_COORD], Tech_ship_display_coords[gr_screen.res][SHIP_W_COORD], Tech_ship_display_coords[gr_screen.res][SHIP_H_COORD]);
 725
 726         // render the ship
 727 #ifdef MULTIPLAYER_BETA_BUILD
 728         if((sip->flags & SIF_SUPERCAP) || (sip->flags & SIF_DRYDOCK)) {
 729                 gr_set_color_fast(&Color_bright);
 730                 gr_string(Tech_ship_display_coords[gr_screen.res][SHIP_X_COORD], Tech_ship_display_coords[gr_screen.res][SHIP_Y_COORD] + 50, NOX("No soup for you!"));
 731         } else {
 732                 g3_start_frame(1);
 733
 734                 g3_set_view_matrix(&sip->closeup_pos, &vmd_identity_matrix, sip->closeup_zoom * 1.3f);
 735
 736                 // lighting for techroom
 737                 light_reset();
 738                 vector light_dir = vmd_zero_vector;
 739                 light_dir.y = 1.0f;
 740                 light_add_directional(&light_dir, 0.85f, 1.0f, 1.0f, 1.0f);
 741                 // light_filter_reset();
 742                 light_rotate_all();
 743                 // lighting for techroom
 744
 745                 model_clear_instance(Techroom_ship_modelnum);
 746                 model_set_detail_level(0);
 747                 model_render(Techroom_ship_modelnum, &Techroom_ship_orient, &vmd_zero_vector, MR_NO_LIGHTING | MR_LOCK_DETAIL | MR_AUTOCENTER);
 748
 749                 g3_end_frame();
 750         }
 751 #else
 752         g3_start_frame(1);
 753
 754         g3_set_view_matrix(&sip->closeup_pos, &vmd_identity_matrix, sip->closeup_zoom * 1.3f);
 755
 756         // lighting for techroom
 757         light_reset();
 758         vector light_dir = vmd_zero_vector;
 759         light_dir.y = 1.0f;
 760         light_add_directional(&light_dir, 0.85f, 1.0f, 1.0f, 1.0f);
 761         // light_filter_reset();
 762         light_rotate_all();
 763         // lighting for techroom
 764
 765         model_clear_instance(Techroom_ship_modelnum);
 766         model_set_detail_level(0);
 767         model_render(Techroom_ship_modelnum, &Techroom_ship_orient, &vmd_zero_vector, MR_LOCK_DETAIL | MR_AUTOCENTER);
 768
 769         g3_end_frame();
 770 #endif
 771
 772         gr_reset_clip();
 773 }
 774
 775 // select previous entry in current list
 776 void tech_prev_entry()
 777 {
 778         Cur_entry--;
 779         if (Cur_entry < 0) {
 780                 Cur_entry = Current_list_size - 1;
 781
 782                 // scroll to end of list
 783                 List_offset = Cur_entry - Tech_list_coords[gr_screen.res][SHIP_H_COORD] / gr_get_font_height() + 1;
 784                 if (List_offset < 0) {
 785                         // this happens when there are not enough items to scroll
 786                         List_offset = 0;
 787                 }
 788                 Tech_slider.force_currentItem(Tech_slider.get_numberItems());
 789         } else {
 790                 // maybe adjust list position by 1
 791                 if (List_offset > Cur_entry) {
 792                         tech_scroll_list_up();
 793                         Tech_slider.forceUp();
 794                 }
 795         }
 796
 797         techroom_select_new_entry();
 798         gamesnd_play_iface(SND_SCROLL);
 799 }
 800
 801 // select next entry in current list
 802 void tech_next_entry()
 803 {
 804         Cur_entry++;
 805         if (Cur_entry >= Current_list_size) {
 806                 Cur_entry = 0;
 807
 808                 // scroll to beginning of list
 809                 List_offset = 0;
 810                 Tech_slider.force_currentItem(Cur_entry);
 811         } else {
 812                 // maybe adjust list position by 1
 813                 if (List_offset + Tech_list_coords[gr_screen.res][SHIP_H_COORD] / gr_get_font_height() <= Cur_entry) {
 814                         tech_scroll_list_down();
 815                         Tech_slider.forceDown();
 816                 }
 817         }
 818
 819         techroom_select_new_entry();
 820         gamesnd_play_iface(SND_SCROLL);
 821 }
 822
 823 void tech_scroll_info_up()
 824 {
 825         if (Text_offset) {
 826                 Text_offset--;
 827                 gamesnd_play_iface(SND_SCROLL);
 828         } else {
 829                 gamesnd_play_iface(SND_GENERAL_FAIL);
 830         }
 831 }
 832
 833 void tech_scroll_info_down()
 834 {
 835         int h;
 836
 837         if (Tab == SHIPS_DATA_TAB){
 838                 h = Tech_desc_coords[gr_screen.res][SHIP_H_COORD];
 839         } else {
 840                 h = Tech_desc_coords[gr_screen.res][3];
 841         }
 842
 843         if (Text_offset + h / gr_get_font_height() < Text_size) {
 844                 Text_offset++;
 845                 gamesnd_play_iface(SND_SCROLL);
 846         } else {
 847                 gamesnd_play_iface(SND_GENERAL_FAIL);
 848         }
 849 }
 850
 851 void tech_scroll_list_up()
 852 {
 853         //int last;
 854
 855         if (List_offset > 0) {
 856                 List_offset--;
 857                 //last = List_offset + Tech_list_coords[gr_screen.res][SHIP_H_COORD] / gr_get_font_height() - 1;
 858                 gamesnd_play_iface(SND_SCROLL);
 859         } else {
 860                 gamesnd_play_iface(SND_GENERAL_FAIL);
 861         }
 862 }
 863
 864 void tech_scroll_list_down()
 865 {
 866         if (List_offset + Tech_list_coords[gr_screen.res][SHIP_H_COORD] / gr_get_font_height() < Current_list_size) {
 867                 List_offset++;
 868                 gamesnd_play_iface(SND_SCROLL);
 869         } else {
 870                 gamesnd_play_iface(SND_GENERAL_FAIL);
 871         }
 872 }
 873
 874 // this doesnt do a damn thing...
 875 void tech_ship_scroll_capture()
 876 {
 877         techroom_select_new_entry();
 878 }
 879
 880
 881 // this is obsolete - see techroom_weapons_render2(...)
 882 void techroom_weapons_render(float frametime)
 883 {
 884         gr_set_color_fast(&Color_text_normal);
 885         techroom_render_desc(Tech_desc_coords[gr_screen.res][0], Tech_desc_coords[gr_screen.res][1], Tech_desc_coords[gr_screen.res][3]);
 886
 887         {
 888                 // JAS: This code is hacked to allow the animation to use all 256 colors
 889                 extern int Palman_allow_any_color;
 890                 Palman_allow_any_color = 1;
 891                 anim_render_all(0, frametime);
 892                 Palman_allow_any_color = 0;
 893         }
 894
 895         // if our active item has a bitmap instead of an animation, draw it
 896         if((Cur_entry >= 0) && (Current_list[Cur_entry].animation == NULL) && (Current_list[Cur_entry].bitmap >= 0)){
 897                 gr_set_bitmap(Current_list[Cur_entry].bitmap);
 898                 gr_bitmap(Tech_ani_coords[gr_screen.res][0], Tech_ani_coords[gr_screen.res][1]);
 899         }
 900 }
 901
 902 void techroom_intel_render(float frametime)
 903 {
 904         tech_common_render();
 905
 906         {
 907                 // JAS: This code is hacked to allow the animation to use all 256 colors
 908                 extern int Palman_allow_any_color;
 909                 Palman_allow_any_color = 1;
 910                 anim_render_all(0, frametime);
 911                 Palman_allow_any_color = 0;
 912         }
 913
 914         // if our active item has a bitmap instead of an animation, draw it
 915         if((Cur_entry >= 0) && (Current_list[Cur_entry].animation == NULL) && (Current_list[Cur_entry].bitmap >= 0)){
 916                 gr_set_bitmap(Current_list[Cur_entry].bitmap);
 917                 gr_bitmap(Tech_ani_coords[gr_screen.res][0], Tech_ani_coords[gr_screen.res][1]);
 918         }
 919 }
 920
 921 void techroom_stop_anim(int id)
 922 {
 923         if (Cur_anim_instance && (id != Anim_playing_id)) {
 924                 anim_stop_playing(Cur_anim_instance);
 925                 Cur_anim_instance = NULL;
 926         }
 927 }
 928
 929 void techroom_start_anim()
 930 {
 931         int id;
 932         anim *animp;
 933         anim_play_struct aps;
 934
 935         if (Cur_entry < 0) {
 936                 techroom_stop_anim(-1);
 937                 Anim_playing_id = -1;
 938         }
 939
 940         if (Tab == WEAPONS_DATA_TAB) {
 941                 id = Cur_entry;
 942         } else {
 943                 id = Cur_entry + 2000;                                          // this offset is arbitrary?
 944         }
 945
 946         techroom_stop_anim(id);
 947
 948         // if we actually have an animation
 949         if(Current_list[Cur_entry].animation != NULL){
 950                 animp = Current_list[Cur_entry].animation;
 951
 952                 if (id != Anim_playing_id) {
 953                         Anim_playing_id = -1;
 954                         if (animp) {
 955                                 anim_play_init(&aps, animp, Tech_ani_coords[gr_screen.res][0], Tech_ani_coords[gr_screen.res][1]);
 956                                 aps.looped = 1;
 957                                 Cur_anim_instance = anim_play(&aps);
 958                                 Anim_playing_id = id;
 959                         }
 960
 961                         if (animp) {
 962                                 memcpy(Palette, animp->palette, 384);
 963                                 gr_set_palette(animp->name, Palette, 1);
 964                         }
 965                 }
 966         }
 967 }
 968
 969
 970 void techroom_change_tab(int num)
 971 {
 972         int i, multi = 0, mask, font_height, max_num_entries_viewable;
 973
 974         Tab = num;
 975         // Assert(Current_list_size >= 0);
 976         List_offset = 0;
 977         Cur_entry = 0;
 978         multi = Player->flags & PLAYER_FLAGS_IS_MULTI;
 979
 980         for (i=0; i<LIST_BUTTONS_MAX; i++){
 981                 List_buttons[i].disable();
 982         }
 983
 984         // disable some stuff in multiplayer
 985         if (Player->flags & PLAYER_FLAGS_IS_MULTI) {
 986                 Buttons[gr_screen.res][SIMULATOR_TAB].button.disable();
 987                 Buttons[gr_screen.res][CUTSCENES_TAB].button.disable();
 988         }
 989
 990         switch (Tab) {
 991                 case SHIPS_DATA_TAB:
 992                         mask = multi ? SIF_IN_TECH_DATABASE_M : SIF_IN_TECH_DATABASE;
 993
 994                         // load ship info if necessary
 995                         if (Ships_loaded == 0) {
 996                                 Ship_list_size = 0;
 997                                 for (i=0; i<Num_ship_types; i++) {
 998                                         if (Ship_info[i].flags & mask) {
 999                                                 // this ship should be displayed, fill out the entry struct
1000                                                 Ship_list[Ship_list_size].bitmap = -1;
1001                                                 Ship_list[Ship_list_size].index = i;
1002                                                 Ship_list[Ship_list_size].animation = NULL;                     // no anim for ships
1003                                                 Ship_list[Ship_list_size].has_anim = 0;                         // no anim for ships
1004                                                 Ship_list[Ship_list_size].name = Ship_info[i].name;
1005                                                 Ship_list[Ship_list_size].desc = Ship_info[i].tech_desc;
1006                                                 Ship_list_size++;
1007                                         }
1008                                 }
1009                                 Ships_loaded = 1;
1010                         }
1011
1012                         Current_list = Ship_list;
1013                         Current_list_size = Ship_list_size;
1014
1015                         font_height = gr_get_font_height();
1016                         max_num_entries_viewable = Tech_list_coords[gr_screen.res][SHIP_H_COORD] / font_height;
1017                         Tech_slider.set_numberItems(Current_list_size > max_num_entries_viewable ? Current_list_size-max_num_entries_viewable : 0);
1018
1019                         // no anim to start here
1020                         break;
1021
1022                 case WEAPONS_DATA_TAB:
1023
1024                         // load weapon info & anims if necessary
1025                         if (Weapons_loaded == 0) {
1026                                 Weapon_list_size = 0;
1027                                 mask = multi ? WIF_PLAYER_ALLOWED : WIF_IN_TECH_DATABASE;
1028
1029                                 for (i=0; i<MAX_WEAPON_TYPES; i++) {
1030                                         if (Weapon_info[i].wi_flags & mask) {
1031                                                 // note: hack here to exclude dogfight weapons -- dont put weapon in if it has same description as pvs weapon
1032                                                 if ((Weapon_list_size > 0) && (!strcmp(Weapon_info[i].tech_desc, Weapon_list[Weapon_list_size-1].desc))) {
1033                                                         continue;
1034                                                 }
1035
1036                                                 // we have a weapon that should be in the tech db, so fill out the entry struct
1037                                                 Weapon_list[Weapon_list_size].index = i;
1038                                                 Weapon_list[Weapon_list_size].desc = Weapon_info[i].tech_desc;
1039                                                 Weapon_list[Weapon_list_size].has_anim = 1;
1040                                                 Weapon_list[Weapon_list_size].name = Weapon_info[i].tech_title;
1041                                                 Weapon_list[Weapon_list_size].bitmap = -1;
1042                                                 if (Weapon_list[Weapon_list_size].name[0] == 0) {
1043                                                         Weapon_list[Weapon_list_size].name = Weapon_info[i].name;
1044                                                 }
1045
1046                                                 // load the weapon animation
1047                                                 if(!techroom_load_ani(&Weapon_list[Weapon_list_size].animation, Weapon_info[i].tech_anim_filename)){
1048                                                         Weapon_list[Weapon_list_size].has_anim = 0;
1049                                                         Weapon_list[Weapon_list_size].animation = NULL;
1050
1051                                                         // hmm. try a bitmap instead
1052                                                         Weapon_list[Weapon_list_size].bitmap = bm_load(Weapon_info[i].tech_anim_filename);
1053                                                 }
1054
1055                                                 Weapon_list_size++;
1056                                         }
1057                                 }
1058
1059                                 Weapons_loaded = 1;
1060                         }
1061
1062                         Current_list = Weapon_list;
1063                         Current_list_size = Weapon_list_size;
1064
1065                         font_height = gr_get_font_height();
1066                         max_num_entries_viewable = Tech_list_coords[gr_screen.res][SHIP_H_COORD] / font_height;
1067                         Tech_slider.set_numberItems(Current_list_size > max_num_entries_viewable ? Current_list_size-max_num_entries_viewable : 0);
1068
1069                         techroom_start_anim();
1070                         break;
1071
1072                 case INTEL_DATA_TAB:
1073
1074                         // load intel if necessary
1075                         if ( Intel_loaded == 0 ) {
1076                                 // now populate the entry structs
1077                                 Intel_list_size = 0;
1078                                 for (i=0; i<Intel_info_size; i++) {
1079
1080                                         if (Intel_info[i].in_tech_db != 0) {
1081                                                 // leave option for no animation if string == "none"
1082                                                 if (!strcmp(Intel_info[i].anim_filename, "none")) {
1083                                                         Intel_list[Intel_list_size].has_anim = 0;
1084                                                         Intel_list[Intel_list_size].animation = NULL;
1085                                                 } else {
1086                                                         // try and load as an animation
1087                                                         Intel_list[Intel_list_size].has_anim = 0;
1088                                                         Intel_list[Intel_list_size].bitmap = -1;
1089                                                         if(techroom_load_ani(&Intel_list[Intel_list_size].animation, Intel_info[i].anim_filename)){
1090                                                                 Intel_list[Intel_list_size].has_anim = 1;
1091                                                         } else {
1092                                                                 Intel_list[Intel_list_size].bitmap = bm_load(Intel_info[i].anim_filename);
1093                                                         }
1094                                                 }
1095
1096                                                 Intel_list[Intel_list_size].desc = Intel_info[i].desc;
1097                                                 Intel_list[Intel_list_size].index = i;
1098                                                 Intel_list[Intel_list_size].name = Intel_info[i].name;
1099                                                 Intel_list_size++;
1100                                         }
1101                                 }
1102                                 Intel_loaded = 1;
1103                         }
1104
1105                         // index lookup on intel is a pretty pointless, but it keeps everything
1106                         // consistent and doesnt really hurt anything
1107                         Current_list = Intel_list;
1108                         Current_list_size = Intel_list_size;
1109
1110                         font_height = gr_get_font_height();
1111                         max_num_entries_viewable = Tech_list_coords[gr_screen.res][SHIP_H_COORD] / font_height;
1112                         Tech_slider.set_numberItems(Current_list_size > max_num_entries_viewable ? Current_list_size-max_num_entries_viewable : 0);
1113
1114                         techroom_start_anim();
1115                         break;
1116         }
1117
1118         // reset the entry
1119         Cur_entry = 0;
1120         techroom_select_new_entry();
1121
1122 }
1123
1124 int techroom_button_pressed(int num)
1125 {
1126         switch (num) {
1127                 case SHIPS_DATA_TAB:
1128                 case WEAPONS_DATA_TAB:
1129                 case INTEL_DATA_TAB:
1130                         techroom_change_tab(num);
1131                         break;
1132
1133                 case SIMULATOR_TAB:
1134 #if !defined(E3_BUILD) && !defined(PD_BUILD)
1135                         gamesnd_play_iface(SND_SWITCH_SCREENS);
1136                         gameseq_post_event(GS_EVENT_SIMULATOR_ROOM);
1137                         return 1;
1138 #else
1139                         return 0;
1140 #endif
1141
1142                 case CUTSCENES_TAB:
1143 #if !defined(E3_BUILD) && !defined(PD_BUILD)
1144                         gamesnd_play_iface(SND_SWITCH_SCREENS);
1145                         gameseq_post_event(GS_EVENT_GOTO_VIEW_CUTSCENES_SCREEN);
1146                         return 1;
1147 #else
1148                         return 0;
1149 #endif
1150
1151                 case CREDITS_TAB:
1152 #if !defined(E3_BUILD) && !defined(PD_BUILD)
1153                         gamesnd_play_iface(SND_SWITCH_SCREENS);
1154                         gameseq_post_event(GS_EVENT_CREDITS);
1155                         return 1;
1156 #else
1157                         return 0;
1158 #endif
1159
1160                 case PREV_ENTRY_BUTTON:
1161                         tech_prev_entry();
1162                         break;
1163
1164                 case NEXT_ENTRY_BUTTON:
1165                         tech_next_entry();
1166                         break;
1167
1168                 case SCROLL_LIST_UP:
1169                         tech_scroll_list_up();
1170                         Tech_slider.forceUp();
1171                         break;
1172
1173                 case SCROLL_LIST_DOWN:
1174                         tech_scroll_list_down();
1175                         Tech_slider.forceDown();
1176                         break;
1177
1178                 case SCROLL_INFO_UP:
1179                         tech_scroll_info_up();
1180                         break;
1181
1182                 case SCROLL_INFO_DOWN:
1183                         tech_scroll_info_down();
1184                         break;
1185
1186                 case HELP_BUTTON:
1187                         launch_context_help();
1188                         gamesnd_play_iface(SND_HELP_PRESSED);
1189                         break;
1190
1191                 case OPTIONS_BUTTON:
1192                         gamesnd_play_iface(SND_SWITCH_SCREENS);
1193                         gameseq_post_event(GS_EVENT_OPTIONS_MENU);
1194                         break;
1195
1196                 case EXIT_BUTTON:
1197                         gamesnd_play_iface(SND_COMMIT_PRESSED);
1198                         gameseq_post_event(GS_EVENT_MAIN_MENU);
1199                         break;
1200         }
1201
1202         return 0;
1203 }
1204
1205 int techroom_load_ani(anim **animpp, char *name)
1206 {
1207         int load_attempts = 0;
1208         char anim_filename[64] = "2_";
1209
1210         // hi-res support
1211         // (i dont think there are any hi-res anims for these tho)
1212         if (gr_screen.res == GR_1024) {
1213                 strcat(anim_filename, name);
1214         } else {
1215                 strcpy(anim_filename, name);
1216         }
1217
1218         while(1) {
1219                 if ( load_attempts++ > 5 ) {
1220                         // Tech_room_ask_for_cd = 0;
1221                         return 0;
1222                 }
1223
1224                 *animpp = anim_load(anim_filename, 1);
1225                 if ( *animpp ) {
1226                         return 1;
1227                 } else if (gr_screen.res == GR_1024) {
1228                         // try to load low-res version if hi-res failed
1229                         *animpp = anim_load(name, 1);
1230                         if (*animpp) {
1231                                 return 1;
1232                         }
1233                 }
1234
1235                 // couldn't load animation, ask user to insert CD (if necessary)
1236                 // if ( Tech_room_ask_for_cd ) {
1237                         // if ( game_do_cd_check() == 0 ) {
1238                                 // Tech_room_ask_for_cd = 0;
1239                                 // break;
1240                         // }
1241                 // }
1242         }
1243
1244         // bogus
1245         return 0;
1246 }
1247
1248
1249 void techroom_intel_init()
1250 {
1251         int rval;
1252         static int inited = 0;
1253
1254         // open localization
1255         lcl_ext_open();
1256
1257         if (!inited) {
1258                 if ((rval = setjmp(parse_abort)) != 0) {
1259                         // close localization
1260                         lcl_ext_close();
1261
1262                         return;
1263                 } else {
1264                         read_file_text("species.tbl");
1265                         reset_parse();
1266
1267                         Intel_info_size = 0;
1268
1269                         while (optional_string("$Entry:")) {
1270                                 Assert(Intel_info_size < MAX_INTEL_ENTRIES);
1271                                 if (Intel_info_size >= MAX_INTEL_ENTRIES) break;
1272
1273                                 required_string("$Name:");
1274                                 stuff_string(Intel_info[Intel_info_size].name, F_NAME, NULL, 32);
1275                                 required_string("$Anim:");
1276                                 stuff_string(Intel_info[Intel_info_size].anim_filename, F_NAME, NULL, 32);
1277                                 required_string("$AlwaysInTechRoom:");
1278                                 stuff_int(&Intel_info[Intel_info_size].in_tech_db);
1279                                 required_string("$Description:");
1280                                 stuff_string(Intel_info[Intel_info_size].desc, F_MULTITEXT, NULL, TECH_INTEL_DESC_LEN);
1281
1282
1283                                 Intel_info_size++;
1284                         }
1285                         inited = 1;
1286                 }
1287         }
1288
1289         // close localization
1290         lcl_ext_close();
1291 }
1292
1293 void techroom_init()
1294 {
1295         int i, idx;
1296         techroom_buttons *b;
1297
1298         gr_reset_clip();
1299         gr_clear();
1300         Mouse_hidden++;
1301         gr_flip();
1302         Mouse_hidden--;
1303
1304         Ships_loaded = 0;
1305         Weapons_loaded = 0;
1306         Intel_loaded = 0;
1307
1308         // Tech_room_ask_for_cd = 1;
1309
1310         // backup and bash detail level stuff
1311         Tech_detail_backup = Detail.detail_distance;
1312         Detail.detail_distance = MAX_DETAIL_LEVEL;
1313         Tech_texture_backup = Detail.hardware_textures;
1314         Detail.hardware_textures = MAX_DETAIL_LEVEL;
1315
1316         /*
1317         Palette_bmp = bm_load("TechDataPalette");
1318         Assert(Palette_bmp);
1319         bm_get_palette(Palette_bmp, Palette, Palette_name);  // get the palette for this bitmap
1320         gr_set_palette(Palette_name, Palette, 1);
1321         */
1322
1323         // unflag fullneb
1324         The_mission.flags &= ~MISSION_FLAG_FULLNEB;
1325
1326         // set up UI stuff
1327         Ui_window.create(0, 0, gr_screen.max_w, gr_screen.max_h, 0);
1328         Ui_window.set_mask_bmap(Tech_mask_filename[gr_screen.res]);
1329
1330         Tech_background_bitmap = bm_load(Tech_background_filename[gr_screen.res]);
1331         if (Tech_background_bitmap < 0) {
1332                 // failed to load bitmap, not a good thing
1333                 Int3();
1334         }
1335
1336         for (i=0; i<NUM_BUTTONS; i++) {
1337                 b = &Buttons[gr_screen.res][i];
1338
1339                 b->button.create(&Ui_window, "", b->x, b->y, 60, 30, b->flags & REPEAT, 1);
1340                 // set up callback for when a mouse first goes over a button
1341                 if (b->filename) {
1342                         b->button.set_bmaps(b->filename);
1343 //                      if ( !(b->flags & NO_MOUSE_OVER_SOUND) ) {
1344                                 b->button.set_highlight_action(common_play_highlight_sound);
1345 //                      }
1346
1347                 } else {
1348                         b->button.hide();
1349                 }
1350
1351                 b->button.link_hotspot(b->hotspot);
1352         }
1353
1354         // common tab button text
1355         Ui_window.add_XSTR("Technical Database", 1055, Buttons[gr_screen.res][TECH_DATABASE_TAB].xt,  Buttons[gr_screen.res][TECH_DATABASE_TAB].yt, &Buttons[gr_screen.res][TECH_DATABASE_TAB].button, UI_XSTR_COLOR_GREEN);
1356         Ui_window.add_XSTR("Mission Simulator", 1056, Buttons[gr_screen.res][SIMULATOR_TAB].xt,  Buttons[gr_screen.res][SIMULATOR_TAB].yt, &Buttons[gr_screen.res][SIMULATOR_TAB].button, UI_XSTR_COLOR_GREEN);
1357         Ui_window.add_XSTR("Cutscenes", 1057, Buttons[gr_screen.res][CUTSCENES_TAB].xt,  Buttons[gr_screen.res][CUTSCENES_TAB].yt, &Buttons[gr_screen.res][CUTSCENES_TAB].button, UI_XSTR_COLOR_GREEN);
1358         Ui_window.add_XSTR("Credits", 1058, Buttons[gr_screen.res][CREDITS_TAB].xt,  Buttons[gr_screen.res][CREDITS_TAB].yt, &Buttons[gr_screen.res][CREDITS_TAB].button, UI_XSTR_COLOR_GREEN);
1359
1360         // common ship/weapon/intel text
1361         Ui_window.add_XSTR("Ships", 293, Buttons[gr_screen.res][SHIPS_DATA_TAB].xt,  Buttons[gr_screen.res][SHIPS_DATA_TAB].yt, &Buttons[gr_screen.res][SHIPS_DATA_TAB].button, UI_XSTR_COLOR_GREEN);
1362         Ui_window.add_XSTR("Weapons", 1553, Buttons[gr_screen.res][WEAPONS_DATA_TAB].xt,  Buttons[gr_screen.res][WEAPONS_DATA_TAB].yt, &Buttons[gr_screen.res][WEAPONS_DATA_TAB].button, UI_XSTR_COLOR_GREEN);
1363         Ui_window.add_XSTR("Intelligence", 1066, Buttons[gr_screen.res][INTEL_DATA_TAB].xt,  Buttons[gr_screen.res][INTEL_DATA_TAB].yt, &Buttons[gr_screen.res][INTEL_DATA_TAB].button, UI_XSTR_COLOR_GREEN);
1364
1365         // common help/options/commit text
1366
1367         // NK: removed these two text labels on Tech screen update 4/26/99
1368 //      Ui_window.add_XSTR("Help", 928, Buttons[gr_screen.res][HELP_BUTTON].xt,  Buttons[gr_screen.res][HELP_BUTTON].yt, &Buttons[gr_screen.res][HELP_BUTTON].button, UI_XSTR_COLOR_GREEN);
1369 //      Ui_window.add_XSTR("Options", 1036, Buttons[gr_screen.res][OPTIONS_BUTTON].xt,  Buttons[gr_screen.res][OPTIONS_BUTTON].yt, &Buttons[gr_screen.res][OPTIONS_BUTTON].button, UI_XSTR_COLOR_GREEN);
1370         Ui_window.add_XSTR("Exit", 1418, Buttons[gr_screen.res][EXIT_BUTTON].xt,  Buttons[gr_screen.res][EXIT_BUTTON].yt, &Buttons[gr_screen.res][EXIT_BUTTON].button, UI_XSTR_COLOR_PINK);
1371
1372         if (Player->flags & PLAYER_FLAGS_IS_MULTI) {
1373                 Buttons[gr_screen.res][SIMULATOR_TAB].button.disable();
1374                 Buttons[gr_screen.res][CUTSCENES_TAB].button.disable();
1375         }
1376
1377         // set some hotkeys
1378         Buttons[gr_screen.res][PREV_ENTRY_BUTTON].button.set_hotkey(KEY_LEFT);
1379         Buttons[gr_screen.res][NEXT_ENTRY_BUTTON].button.set_hotkey(KEY_RIGHT);
1380         Buttons[gr_screen.res][SCROLL_INFO_UP].button.set_hotkey(KEY_UP);
1381         Buttons[gr_screen.res][SCROLL_INFO_DOWN].button.set_hotkey(KEY_DOWN);
1382
1383
1384         for (i=0; i<LIST_BUTTONS_MAX; i++) {
1385                 List_buttons[i].create(&Ui_window, "", 0, 0, 60, 30, 0, 1);
1386                 List_buttons[i].hide();
1387                 List_buttons[i].disable();
1388         }
1389
1390         View_window.create(&Ui_window, "", Tech_ship_display_coords[gr_screen.res][SHIP_X_COORD], Tech_ship_display_coords[gr_screen.res][SHIP_Y_COORD], Tech_ship_display_coords[gr_screen.res][SHIP_W_COORD], Tech_ship_display_coords[gr_screen.res][SHIP_H_COORD], 1, 1);
1391         View_window.hide();
1392
1393         /*
1394         ShipWin01 = bm_load(NOX("ShipWin01"));
1395         ShipWin02 = bm_load(NOX("ShipWin02"));
1396         ShipWin03 = bm_load(NOX("ShipWin03"));
1397         ShipWin04 = bm_load(NOX("ShipWin04"));
1398         */
1399
1400         Buttons[gr_screen.res][HELP_BUTTON].button.set_hotkey(KEY_F1);
1401         Buttons[gr_screen.res][EXIT_BUTTON].button.set_hotkey(KEY_CTRLED | KEY_ENTER);
1402         Buttons[gr_screen.res][SCROLL_LIST_UP].button.set_hotkey(KEY_PAGEUP);
1403         Buttons[gr_screen.res][SCROLL_LIST_DOWN].button.set_hotkey(KEY_PAGEDOWN);
1404
1405         // init help overlay states
1406         help_overlay_set_state(TECH_ROOM_OVERLAY, 0);
1407
1408         // setup slider
1409         Tech_slider.create(&Ui_window, Tech_slider_coords[gr_screen.res][SHIP_X_COORD], Tech_slider_coords[gr_screen.res][SHIP_Y_COORD], Tech_slider_coords[gr_screen.res][SHIP_W_COORD], Tech_slider_coords[gr_screen.res][SHIP_H_COORD], Num_ship_types, Tech_slider_filename[gr_screen.res], &tech_scroll_list_up, &tech_scroll_list_down, &tech_ship_scroll_capture);
1410
1411         Cur_anim_instance = NULL;
1412
1413         // zero weapon and intel anim/bitmap stuff
1414         for(idx=0; idx<MAX_WEAPON_TYPES; idx++){
1415                 Weapon_list[idx].animation = NULL;
1416                 Weapon_list[idx].bitmap = -1;
1417         }
1418         for(idx=0; idx<MAX_INTEL_ENTRIES; idx++){
1419                 Intel_list[idx].animation = NULL;
1420                 Intel_list[idx].bitmap = -1;
1421         }
1422
1423         Anim_playing_id = -1;
1424         techroom_change_tab(Tab);
1425 }
1426
1427 void techroom_close()
1428 {
1429         int i;
1430
1431         techroom_stop_anim(-1);
1432         for (i=0; i<MAX_WEAPON_TYPES; i++) {
1433                 if ( Weapon_list[i].animation ) {
1434                         anim_free(Weapon_list[i].animation);
1435                         Weapon_list[i].animation = NULL;
1436                 }
1437                 if( Weapon_list[i].bitmap >= 0 ){
1438                         bm_unload(Weapon_list[i].bitmap);
1439                         Weapon_list[i].bitmap = -1;
1440                 }
1441         }
1442
1443         for (i=0; i<MAX_INTEL_ENTRIES; i++){
1444                 if (Intel_list[i].animation != NULL) {
1445                         anim_free(Intel_list[i].animation);
1446                         Intel_list[i].animation = NULL;
1447                 }
1448                 if( Intel_list[i].bitmap >= 0 ){
1449                         bm_unload(Intel_list[i].bitmap);
1450                         Intel_list[i].bitmap = -1;
1451                 }
1452         }
1453
1454         Ships_loaded = 0;
1455         Weapons_loaded = 0;
1456         Intel_loaded = 0;
1457
1458         /*
1459         if (ShipWin01){
1460                 bm_unload(ShipWin01);
1461         }
1462         if (ShipWin02){
1463                 bm_unload(ShipWin02);
1464         }
1465         if (ShipWin03){
1466                 bm_unload(ShipWin03);
1467         }
1468         if (ShipWin04){
1469                 bm_unload(ShipWin04);
1470         }
1471         */
1472
1473         if (Tech_background_bitmap) {
1474                 bm_unload(Tech_background_bitmap);
1475         }
1476
1477         Ui_window.destroy();
1478         common_free_interface_palette();                // restore game palette
1479         if (Palette_bmp){
1480                 bm_unload(Palette_bmp);
1481         }
1482
1483         // restore detail settings
1484         Detail.detail_distance = Tech_detail_backup;
1485         Detail.hardware_textures = Tech_texture_backup;
1486 }
1487
1488 void techroom_do_frame(float frametime)
1489 {
1490         int i, k;
1491
1492         // turn off controls when overlay is on
1493         if ( help_overlay_active(TECH_ROOM_OVERLAY) ) {
1494                 Buttons[gr_screen.res][HELP_BUTTON].button.reset_status();
1495                 Ui_window.set_ignore_gadgets(1);
1496         }
1497
1498         // turn off controls in trackball mode
1499         if (Trackball_active) {
1500                 Ui_window.set_ignore_gadgets(1);
1501         } else {
1502                 Ui_window.set_ignore_gadgets(0);
1503         }
1504
1505         k = Ui_window.process() & ~KEY_DEBUGGED;
1506
1507         if ( (k > 0) || B1_JUST_RELEASED ) {
1508                 if ( help_overlay_active(TECH_ROOM_OVERLAY) ) {
1509                         help_overlay_set_state(TECH_ROOM_OVERLAY, 0);
1510                         Ui_window.set_ignore_gadgets(0);
1511                         k = 0;
1512                 }
1513         }
1514
1515         if ( !help_overlay_active(TECH_ROOM_OVERLAY) ) {
1516                 Ui_window.set_ignore_gadgets(0);
1517         }
1518
1519         switch (k) {
1520                 case KEY_SHIFTED | KEY_TAB:  // activate previous tab
1521                         i = Tab - 1;
1522                         if (i < 0) {
1523                                 i = NUM_TABS - 1;
1524                         }
1525
1526                         techroom_change_tab(i);
1527                         break;
1528
1529                 case KEY_TAB:  // activate next tab
1530                         i = Tab + 1;
1531                         if (i >= NUM_TABS) {
1532                                 i = 0;
1533                         }
1534
1535                         techroom_change_tab(i);
1536                         break;
1537
1538                 case KEY_CTRLED | KEY_DOWN:
1539                         if ( !(Player->flags & PLAYER_FLAGS_IS_MULTI) ) {
1540                                 techroom_button_pressed(SIMULATOR_TAB);
1541                                 break;
1542                         }
1543                         // fall through
1544
1545                 case KEY_CTRLED | KEY_UP:
1546                         techroom_button_pressed(CREDITS_TAB);
1547                         break;
1548 /*
1549                 case KEY_UP:
1550                         tech_prev_entry();
1551                         break;
1552
1553                 case KEY_DOWN:
1554                         tech_next_entry();
1555                         break;
1556 */
1557                 case KEY_CTRLED | KEY_ENTER:
1558                 case KEY_ESC:
1559                         gameseq_post_event(GS_EVENT_MAIN_MENU);
1560                         break;
1561         }
1562
1563         // check ship model window for activity
1564         if (View_window.pressed()) {
1565                 Trackball_active = 1;
1566                 Trackball_mode = 1;
1567         }
1568         if (B1_RELEASED) {
1569                 Trackball_active = 0;
1570         }
1571
1572         // check all da buttons
1573         for (i=0; i<NUM_BUTTONS; i++) {
1574                 if (Buttons[gr_screen.res][i].button.pressed()) {
1575                         if (techroom_button_pressed(i)) {
1576                                 return;
1577                         }
1578                 }
1579         }
1580
1581         // check for mouseovers/clicks on the selection list
1582         Select_tease_line = -1;
1583         for (i=0; i<LIST_BUTTONS_MAX; i++) {
1584                 if (List_buttons[i].is_mouse_on()) {
1585                         Select_tease_line = i + List_offset;
1586                 }
1587
1588                 if (List_buttons[i].pressed()) {
1589                         Cur_entry = i + List_offset;
1590                         gamesnd_play_iface(SND_USER_SELECT);
1591                         techroom_select_new_entry();
1592                 }
1593         }
1594
1595         // clear & draw bg bitmap
1596         GR_MAYBE_CLEAR_RES(Tech_background_bitmap);
1597         if (Tech_background_bitmap >= 0) {
1598                 gr_set_bitmap(Tech_background_bitmap);
1599                 gr_bitmap(0, 0);
1600         }
1601
1602         // render
1603         switch (Tab) {
1604                 case SHIPS_DATA_TAB:
1605                         techroom_ships_render(frametime);
1606
1607                         /*
1608                         if (ShipWin01) {
1609                                 gr_set_bitmap(ShipWin01);
1610                                 gr_bitmap(223, 104);
1611                         }
1612
1613                         if (ShipWin02) {
1614                                 gr_set_bitmap(ShipWin02);
1615                                 gr_bitmap(621, 124);
1616                         }
1617
1618                         if (ShipWin03) {
1619                                 gr_set_bitmap(ShipWin03);
1620                                 gr_bitmap(223, 338);
1621                         }
1622
1623                         if (ShipWin04) {
1624                                 gr_set_bitmap(ShipWin04);
1625                                 gr_bitmap(218, 124);
1626                         }
1627                         */
1628
1629                         break;
1630
1631                 case WEAPONS_DATA_TAB:
1632                         techroom_weapons_render2(frametime);
1633                         break;
1634
1635                 case INTEL_DATA_TAB:
1636                         techroom_intel_render(frametime);
1637                         break;
1638         }
1639
1640         Ui_window.draw();
1641
1642         for (i=TECH_DATABASE_TAB; i<=CREDITS_TAB; i++) {
1643                 if (Buttons[gr_screen.res][i].button.button_down()) {
1644                         break;
1645                 }
1646         }
1647         if (i > CREDITS_TAB) {
1648                 Buttons[gr_screen.res][TECH_DATABASE_TAB].button.draw_forced(2);
1649         }
1650
1651         for (i=0; i<NUM_TABS; i++){
1652                 if (Buttons[gr_screen.res][i].button.button_down()){
1653                         break;
1654                 }
1655         }
1656         if (i == NUM_TABS){
1657                 Buttons[gr_screen.res][Tab].button.draw_forced(2);
1658         }
1659
1660         // blit help overlay if active
1661         help_overlay_maybe_blit(TECH_ROOM_OVERLAY);
1662
1663         gr_flip();
1664 }