1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
|
/*
* The Mana World
* Copyright 2004 The Mana World Development Team
*
* This file is part of The Mana World.
*
* The Mana World is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* any later version.
*
* The Mana World is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with The Mana World; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* $Id$
*/
#include "game.h"
#include <fstream>
#include <physfs.h>
#include <sstream>
#include <string>
#include <guichan/sdl/sdlinput.hpp>
#include <guichan/exception.hpp>
#include "beingmanager.h"
#include "configuration.h"
#include "engine.h"
#include "flooritemmanager.h"
#include "graphics.h"
#include "joystick.h"
#include "localplayer.h"
#include "log.h"
#include "npc.h"
#include "gui/buy.h"
#include "gui/buysell.h"
//#include "gui/chargedialog.h"
#include "gui/chat.h"
#include "gui/confirm_dialog.h"
#include "gui/debugwindow.h"
#include "gui/equipmentwindow.h"
#include "gui/gui.h"
#include "gui/help.h"
#include "gui/inventorywindow.h"
#include "gui/menuwindow.h"
#include "gui/minimap.h"
#include "gui/ministatus.h"
#include "gui/npclistdialog.h"
#include "gui/npc_text.h"
#include "gui/sell.h"
#include "gui/setup.h"
#include "gui/skill.h"
#include "gui/status.h"
#include "gui/trade.h"
#include "gui/viewport.h"
#include "net/beinghandler.h"
#include "net/buysellhandler.h"
#include "net/chathandler.h"
#include "net/equipmenthandler.h"
#include "net/inventoryhandler.h"
#include "net/itemhandler.h"
#include "net/network.h"
#include "net/npchandler.h"
#include "net/playerhandler.h"
#include "net/skillhandler.h"
#include "net/tradehandler.h"
#include "resources/imagewriter.h"
extern Graphics *graphics;
extern gcn::SDLInput *guiInput;
class Map;
std::string map_path;
bool done = false;
volatile int tick_time;
volatile int fps = 0, frame = 0;
Engine *engine = NULL;
Joystick *joystick = NULL;
extern Window *weightNotice;
extern Window *deathNotice;
ConfirmDialog *exitConfirm = NULL;
ChatWindow *chatWindow;
MenuWindow *menuWindow;
StatusWindow *statusWindow;
MiniStatusWindow *miniStatusWindow;
BuyDialog *buyDialog;
SellDialog *sellDialog;
BuySellDialog *buySellDialog;
InventoryWindow *inventoryWindow;
NpcListDialog *npcListDialog;
NpcTextDialog *npcTextDialog;
SkillDialog *skillDialog;
//NewSkillDialog *newSkillWindow;
Setup* setupWindow;
Minimap *minimap;
EquipmentWindow *equipmentWindow;
//ChargeDialog *chargeDialog;
TradeWindow *tradeWindow;
//BuddyWindow *buddyWindow;
HelpWindow *helpWindow;
DebugWindow *debugWindow;
BeingManager *beingManager = NULL;
FloorItemManager *floorItemManager = NULL;
const int MAX_TIME = 10000;
/**
* Listener used for exitting handling.
*/
namespace {
struct ExitListener : public gcn::ActionListener {
void action(const std::string &eventId, gcn::Widget *widget) {
if (eventId == "yes") {
done = true;
}
exitConfirm = NULL;
}
} exitListener;
}
/**
* Advances game logic counter.
*/
Uint32 nextTick(Uint32 interval, void *param)
{
tick_time++;
if (tick_time == MAX_TIME) tick_time = 0;
return interval;
}
/**
* Updates fps.
*/
Uint32 nextSecond(Uint32 interval, void *param)
{
fps = frame;
frame = 0;
return interval;
}
int get_elapsed_time(int start_time)
{
if (start_time <= tick_time) {
return (tick_time - start_time) * 10;
}
else {
return (tick_time + (MAX_TIME - start_time)) * 10;
}
}
/**
* Create all the various globally accessible gui windows
*/
void createGuiWindows()
{
// Create dialogs
chatWindow = new ChatWindow;
menuWindow = new MenuWindow();
statusWindow = new StatusWindow(player_node);
miniStatusWindow = new MiniStatusWindow();
buyDialog = new BuyDialog;
sellDialog = new SellDialog;
buySellDialog = new BuySellDialog();
inventoryWindow = new InventoryWindow();
npcTextDialog = new NpcTextDialog();
npcListDialog = new NpcListDialog();
skillDialog = new SkillDialog();
//newSkillWindow = new NewSkillDialog();
setupWindow = new Setup();
minimap = new Minimap();
equipmentWindow = new EquipmentWindow(player_node->mEquipment.get());
//chargeDialog = new ChargeDialog();
tradeWindow = new TradeWindow;
//buddyWindow = new BuddyWindow();
helpWindow = new HelpWindow();
debugWindow = new DebugWindow();
// Initialize window positions
//chargeDialog->setPosition(
// graphics->getWidth() - 5 - chargeDialog->getWidth(),
// graphics->getHeight() - chargeDialog->getHeight() - 15);
//buddyWindow->setPosition(10, minimap->getHeight() + 30);
// Set initial window visibility
chatWindow->setVisible(true);
miniStatusWindow->setVisible(true);
menuWindow->setVisible(true);
}
/**
* Destroy all the globally accessible gui windows
*/
void destroyGuiWindows()
{
delete chatWindow;
delete statusWindow;
delete miniStatusWindow;
delete menuWindow;
delete buyDialog;
delete sellDialog;
delete buySellDialog;
delete inventoryWindow;
delete npcListDialog;
delete npcTextDialog;
delete skillDialog;
delete setupWindow;
delete minimap;
delete equipmentWindow;
//delete chargeDialog;
//delete newSkillWindow;
delete tradeWindow;
//delete buddyWindow;
delete helpWindow;
delete debugWindow;
}
Game::Game():
mBeingHandler(new BeingHandler()),
mBuySellHandler(new BuySellHandler()),
mChatHandler(new ChatHandler()),
mEquipmentHandler(new EquipmentHandler()),
mInventoryHandler(new InventoryHandler()),
mItemHandler(new ItemHandler()),
mNpcHandler(new NPCHandler()),
mPlayerHandler(new PlayerHandler()),
mSkillHandler(new SkillHandler()),
mTradeHandler(new TradeHandler())
{
createGuiWindows();
engine = new Engine;
beingManager = new BeingManager;
floorItemManager = new FloorItemManager();
// Initialize timers
tick_time = 0;
SDL_AddTimer(10, nextTick, NULL); // Logic counter
SDL_AddTimer(1000, nextSecond, NULL); // Seconds counter
// Initialize frame limiting
config.addListener("fpslimit", this);
optionChanged("fpslimit");
// Initialize beings
beingManager->setPlayer(player_node);
Joystick::init();
// TODO: The user should be able to choose which one to use
// Open the first device
if (Joystick::getNumberOfJoysticks() > 0)
{
joystick = new Joystick(0);
}
Net::registerHandler(mBeingHandler.get());
Net::registerHandler(mBuySellHandler.get());
Net::registerHandler(mChatHandler.get());
Net::registerHandler(mEquipmentHandler.get());
Net::registerHandler(mInventoryHandler.get());
Net::registerHandler(mItemHandler.get());
Net::registerHandler(mNpcHandler.get());
Net::registerHandler(mPlayerHandler.get());
Net::registerHandler(mSkillHandler.get());
Net::registerHandler(mTradeHandler.get());
}
Game::~Game()
{
delete engine;
delete player_node;
destroyGuiWindows();
delete beingManager;
delete floorItemManager;
delete joystick;
beingManager = NULL;
floorItemManager = NULL;
joystick = NULL;
}
bool saveScreenshot(SDL_Surface *screenshot)
{
static unsigned int screenshotCount = 0;
// Search for an unused screenshot name
std::stringstream filename;
std::fstream testExists;
bool found = false;
do {
screenshotCount++;
filename.str("");
#if (defined __USE_UNIX98 || defined __FreeBSD__)
filename << PHYSFS_getUserDir() << "/";
#endif
filename << "TMW_Screenshot_" << screenshotCount << ".png";
testExists.open(filename.str().c_str(), std::ios::in);
found = !testExists.is_open();
testExists.close();
} while (!found);
return ImageWriter::writePNG(screenshot, filename.str());
}
void Game::optionChanged(const std::string &name)
{
int fpsLimit = (int) config.getValue("fpslimit", 0);
// Calculate new minimum frame time
mMinFrameTime = fpsLimit ? 1000 / fpsLimit : 0;
// Reset draw time to current time
mDrawTime = tick_time * 10;
}
void Game::logic()
{
// mDrawTime has a higher granularity than gameTime in order to be able to
// work with minimum frame durations in milliseconds.
int gameTime = tick_time;
mDrawTime = tick_time * 10;
while (!done)
{
// Handle all necessary game logic
while (get_elapsed_time(gameTime) > 0)
{
handleInput();
engine->logic();
gameTime++;
}
// This is done because at some point tick_time will wrap.
gameTime = tick_time;
// Update the screen when application is active, delay otherwise.
if (SDL_GetAppState() & SDL_APPACTIVE)
{
// Draw a frame if either frames are not limited or enough time has
// passed since the last frame.
if (!mMinFrameTime ||
get_elapsed_time(mDrawTime / 10) > mMinFrameTime)
{
frame++;
gui->draw();
graphics->updateScreen();
mDrawTime += mMinFrameTime;
// Make sure to wrap mDrawTime, since tick_time will wrap.
if (mDrawTime > MAX_TIME * 10)
mDrawTime -= MAX_TIME * 10;
}
else
{
SDL_Delay(10);
}
}
else
{
SDL_Delay(10);
mDrawTime = tick_time * 10;
}
// Handle network stuff
Net::flush();
}
}
void Game::handleInput()
{
// Get the state of the keyboard keys
Uint8* keys;
keys = SDL_GetKeyState(NULL);
if (joystick != NULL)
{
joystick->update();
}
// Events
SDL_Event event;
while (SDL_PollEvent(&event))
{
bool used = false;
// Keyboard events (for discontinuous keys)
if (event.type == SDL_KEYDOWN)
{
gcn::Window *requestedWindow = NULL;
switch (event.key.keysym.sym)
{
case SDLK_F1:
// In-game Help
if (helpWindow->isVisible())
{
helpWindow->setVisible(false);
}
else
{
helpWindow->loadHelp("index");
helpWindow->requestMoveToTop();
}
used = true;
break;
case SDLK_F2: requestedWindow = statusWindow; break;
case SDLK_F3: requestedWindow = inventoryWindow; break;
case SDLK_F4: requestedWindow = equipmentWindow; break;
case SDLK_F5: requestedWindow = skillDialog; break;
case SDLK_F6: requestedWindow = minimap; break;
case SDLK_F7: requestedWindow = chatWindow; break;
//case SDLK_F8: requestedWindow = buddyWindow; break;
case SDLK_F9: requestedWindow = setupWindow; break;
case SDLK_F10: requestedWindow = debugWindow; break;
//case SDLK_F11: requestedWindow = newSkillWindow; break;
case SDLK_RETURN:
// Input chat window
if (chatWindow->isFocused() ||
deathNotice != NULL ||
weightNotice != NULL)
{
break;
}
// Quit by pressing Enter if the exit confirm is there
if (exitConfirm)
{
done = true;
}
// Close the Browser if opened
else if (helpWindow->isVisible())
{
helpWindow->setVisible(false);
}
// Close the config window, cancelling changes if opened
else if (setupWindow->isVisible())
{
setupWindow->action("cancel", NULL);
}
// Else, open the chat edit box
else
{
chatWindow->requestChatFocus();
used = true;
}
break;
// Hide certain windows
case SDLK_h:
if (!chatWindow->isFocused())
{
statusWindow->setVisible(false);
inventoryWindow->setVisible(false);
skillDialog->setVisible(false);
setupWindow->setVisible(false);
equipmentWindow->setVisible(false);
helpWindow->setVisible(false);
debugWindow->setVisible(false);
}
break;
// Picking up items on the floor
case SDLK_g:
case SDLK_z:
if (!chatWindow->isFocused())
{
Uint16 x = player_node->mX / 32, y = player_node->mY / 32;
FloorItem *item = floorItemManager->findByCoordinates(x, y);
// If none below the player, try the tile in front of
// the player
if (!item)
{
// Temporary until tile-based picking is removed.
switch (player_node->getSpriteDirection())
{
case DIRECTION_UP : --y; break;
case DIRECTION_DOWN : ++y; break;
case DIRECTION_LEFT : --x; break;
case DIRECTION_RIGHT: ++x; break;
default: break;
}
item = floorItemManager->findByCoordinates(x, y);
}
if (item)
player_node->pickUp(item);
used = true;
}
break;
// attacking
// TODO: Reimplement attacking with joystick buttons
// (old code allowed permanent attacking and not 1 attack
// with each button push)
// I would like to do this but i don't own a joystick.
case SDLK_LCTRL:
case SDLK_RCTRL:
player_node->attack();
used = true;
break;
// Quitting confirmation dialog
case SDLK_ESCAPE:
if (!exitConfirm) {
exitConfirm = new ConfirmDialog(
"Quit", "Are you sure you want to quit?");
exitConfirm->addActionListener(&exitListener);
}
exitConfirm->requestMoveToTop();
break;
default:
break;
}
if (requestedWindow)
{
requestedWindow->setVisible(!requestedWindow->isVisible());
if (requestedWindow->isVisible())
{
requestedWindow->requestMoveToTop();
}
used = true;
}
// Keys pressed together with Alt/Meta
// Emotions and some internal gui windows
if (event.key.keysym.mod & KMOD_ALT)
{
switch (event.key.keysym.sym)
{
case SDLK_s:
// Player sit action
player_node->toggleSit();
used = true;
break;
case SDLK_p:
// Screenshot (picture, hence the p)
{
SDL_Surface *screenshot = graphics->getScreenshot();
if (!saveScreenshot(screenshot))
{
logger->log("Error: could not save Screenshot.");
}
SDL_FreeSurface(screenshot);
}
used = true;
break;
default:
break;
case SDLK_f:
// Find path to mouse (debug purpose)
viewport->toggleDebugPath();
used = true;
break;
}
// Emotions
Uint8 emotion;
switch (event.key.keysym.sym)
{
case SDLK_1: emotion = 1; break;
case SDLK_2: emotion = 2; break;
case SDLK_3: emotion = 3; break;
case SDLK_4: emotion = 4; break;
case SDLK_5: emotion = 5; break;
case SDLK_6: emotion = 6; break;
case SDLK_7: emotion = 7; break;
case SDLK_8: emotion = 8; break;
case SDLK_9: emotion = 9; break;
case SDLK_0: emotion = 10; break;
default: emotion = 0; break;
}
if (emotion)
{
player_node->emote(emotion);
used = true;
}
}
}
// Quit event
else if (event.type == SDL_QUIT)
{
done = true;
}
// Push input to GUI when not used
if (!used)
{
try
{
guiInput->pushInput(event);
}
catch (gcn::Exception e)
{
const char* err = e.getMessage().c_str();
logger->log("Warning: guichan input exception: %s", err);
}
}
} // End while
// Moving player around
if (player_node->mAction != Being::DEAD &&
current_npc == 0 &&
!chatWindow->isFocused())
{
Uint16 x = player_node->mX / 32, y = player_node->mY / 32;
unsigned char direction = 0;
// Translate pressed keys to movement and direction
if (keys[SDLK_UP] || keys[SDLK_KP8] ||
keys[SDLK_KP7] || keys[SDLK_KP9] ||
joystick && joystick->isUp())
{
direction |= Being::UP;
}
else if (keys[SDLK_DOWN] || keys[SDLK_KP2] ||
keys[SDLK_KP1] || keys[SDLK_KP3] ||
joystick && joystick->isDown())
{
direction |= Being::DOWN;
}
if (keys[SDLK_LEFT] || keys[SDLK_KP4] ||
keys[SDLK_KP1] || keys[SDLK_KP7] ||
joystick && joystick->isLeft())
{
direction |= Being::LEFT;
}
else if (keys[SDLK_RIGHT] || keys[SDLK_KP6] ||
keys[SDLK_KP3] || keys[SDLK_KP9] ||
joystick && joystick->isRight())
{
direction |= Being::RIGHT;
}
player_node->setWalkingDir(direction);
// Target the nearest monster if 'a' pressed
if (keys[SDLK_a])
{
Being *target =
beingManager->findNearestLivingBeing(x, y, 20, Being::MONSTER);
if (target)
{
player_node->setTarget(target);
}
}
if (joystick)
{
if (joystick->buttonPressed(1))
{
FloorItem *item = floorItemManager->findByCoordinates(x, y);
if (item)
player_node->pickUp(item);
}
else if (joystick->buttonPressed(2))
{
player_node->toggleSit();
}
}
}
}
|