source: network-game/client/Client/main.cpp@ fef7c69

Last change on this file since fef7c69 was fef7c69, checked in by dportnoy <dmp1488@…>, 11 years ago

The client sends and processes PLAYER_MOVE messages when in a game and updates player movement accordingly
  • Property mode set to 100644
File size: 38.8 KB
Line 
1#include "../../common/Compiler.h"
2
3#if defined WINDOWS
4 #include <winsock2.h>
5 #include <ws2tcpip.h>
6#elif defined LINUX
7 #include <sys/types.h>
8 #include <unistd.h>
9 #include <sys/socket.h>
10 #include <netinet/in.h>
11 #include <netdb.h>
12 #include <cstring>
13#endif
14
15#include <cstdio>
16#include <cstdlib>
17#include <cmath>
18#include <sys/types.h>
19#include <string>
20#include <iostream>
21#include <sstream>
22#include <fstream>
23#include <map>
24
25#include <allegro5/allegro.h>
26#include <allegro5/allegro_font.h>
27#include <allegro5/allegro_ttf.h>
28#include <allegro5/allegro_primitives.h>
29
30#include "../../common/Common.h"
31#include "../../common/MessageContainer.h"
32#include "../../common/MessageProcessor.h"
33#include "../../common/WorldMap.h"
34#include "../../common/Player.h"
35#include "../../common/Projectile.h"
36#include "../../common/Game.h"
37
38#include "Window.h"
39#include "TextLabel.h"
40#include "Button.h"
41#include "Textbox.h"
42#include "RadioButtonList.h"
43
44#include "GameRender.h"
45
46#include "chat.h"
47
48#ifdef WINDOWS
49 #pragma comment(lib, "ws2_32.lib")
50#endif
51
52using namespace std;
53
54void initWinSock();
55void shutdownWinSock();
56void processMessage(NETWORK_MSG &msg, int &state, chat &chatConsole, WorldMap *gameMap, map<unsigned int, Player*>& mapPlayers, map<unsigned int, Projectile>& mapProjectiles, unsigned int& curPlayerId, int &scoreBlue, int &scoreRed);
57int getRefreshRate(int width, int height);
58void drawMessageStatus(ALLEGRO_FONT* font);
59
60// Callback declarations
61void goToLoginScreen();
62void goToRegisterScreen();
63void registerAccount();
64void login();
65void logout();
66void quit();
67void sendChatMessage();
68void toggleDebugging();
69void joinGame();
70void createGame();
71void leaveGame();
72
73void error(const char *);
74
75const float FPS = 60;
76const int SCREEN_W = 1024;
77const int SCREEN_H = 768;
78
79enum STATE {
80 STATE_START,
81 STATE_LOBBY,
82 STATE_GAME,
83 STATE_NEW_GAME
84};
85
86int state;
87
88bool doexit;
89
90Window* wndLogin;
91Window* wndRegister;
92Window* wndLobby;
93Window* wndGame;
94Window* wndNewGame;
95Window* wndGameDebug;
96Window* wndCurrent;
97
98// wndLogin
99Textbox* txtUsername;
100Textbox* txtPassword;
101TextLabel* lblLoginStatus;
102
103// wndRegister
104Textbox* txtUsernameRegister;
105Textbox* txtPasswordRegister;
106RadioButtonList* rblClasses;
107TextLabel* lblRegisterStatus;
108
109// wndLobby
110Textbox* txtJoinGame;
111Textbox* txtCreateGame;
112
113// wndGame
114Textbox* txtChat;
115
116int sock;
117struct sockaddr_in server, from;
118struct hostent *hp;
119NETWORK_MSG msgTo, msgFrom;
120string username;
121chat chatConsole, debugConsole;
122bool debugging;
123map<string, int> mapGames;
124Game* game;
125
126MessageProcessor msgProcessor;
127ofstream outputLog;
128
129int main(int argc, char **argv)
130{
131 ALLEGRO_DISPLAY *display = NULL;
132 ALLEGRO_EVENT_QUEUE *event_queue = NULL;
133 ALLEGRO_TIMER *timer = NULL;
134 bool key[4] = { false, false, false, false };
135 map<unsigned int, Player*> mapPlayers;
136 map<unsigned int, Projectile> mapProjectiles;
137 unsigned int curPlayerId = -1;
138 int scoreBlue, scoreRed;
139
140 doexit = false;
141 debugging = false;
142 bool redraw = true;
143 bool fullscreen = false;
144 game = NULL;
145
146 scoreBlue = 0;
147 scoreRed = 0;
148
149 state = STATE_START;
150
151 if(!al_init()) {
152 fprintf(stderr, "failed to initialize allegro!\n");
153 return -1;
154 }
155
156 outputLog.open("client.log", ios::app);
157 outputLog << "Started client on " << getCurrentDateTimeString() << endl;
158
159 if (al_init_primitives_addon())
160 cout << "Primitives initialized" << endl;
161 else
162 cout << "Primitives not initialized" << endl;
163
164 al_init_font_addon();
165 al_init_ttf_addon();
166
167 #if defined WINDOWS
168 ALLEGRO_FONT *font = al_load_ttf_font("../pirulen.ttf", 12, 0);
169 #elif defined LINUX
170 ALLEGRO_FONT *font = al_load_ttf_font("pirulen.ttf", 12, 0);
171 #endif
172
173 if (!font) {
174 fprintf(stderr, "Could not load 'pirulen.ttf'.\n");
175 getchar();
176 return -1;
177 }
178
179 if(!al_install_keyboard()) {
180 fprintf(stderr, "failed to initialize the keyboard!\n");
181 return -1;
182 }
183
184 if(!al_install_mouse()) {
185 fprintf(stderr, "failed to initialize the mouse!\n");
186 return -1;
187 }
188
189 timer = al_create_timer(1.0 / FPS);
190 if(!timer) {
191 fprintf(stderr, "failed to create timer!\n");
192 return -1;
193 }
194
195 int refreshRate = getRefreshRate(SCREEN_W, SCREEN_H);
196 // if the computer doesn't support this resolution, just use windowed mode
197 if (refreshRate > 0 && fullscreen) {
198 al_set_new_display_flags(ALLEGRO_FULLSCREEN);
199 al_set_new_display_refresh_rate(refreshRate);
200 }
201 display = al_create_display(SCREEN_W, SCREEN_H);
202 if(!display) {
203 fprintf(stderr, "failed to create display!\n");
204 al_destroy_timer(timer);
205 return -1;
206 }
207
208 WorldMap* gameMap = WorldMap::loadMapFromFile("../../data/map.txt");
209
210 cout << "Loaded map" << endl;
211
212 debugConsole.addLine("Debug console:");
213 debugConsole.addLine("");
214
215 wndLogin = new Window(0, 0, SCREEN_W, SCREEN_H);
216 wndLogin->addComponent(new Textbox(516, 40, 100, 20, font));
217 wndLogin->addComponent(new Textbox(516, 70, 100, 20, font));
218 wndLogin->addComponent(new TextLabel(410, 40, 100, 20, font, "Username:", ALLEGRO_ALIGN_RIGHT));
219 wndLogin->addComponent(new TextLabel(410, 70, 100, 20, font, "Password:", ALLEGRO_ALIGN_RIGHT));
220 wndLogin->addComponent(new TextLabel((SCREEN_W-600)/2, 100, 600, 20, font, "", ALLEGRO_ALIGN_CENTRE));
221 wndLogin->addComponent(new Button(SCREEN_W/2-100, 130, 90, 20, font, "Register", goToRegisterScreen));
222 wndLogin->addComponent(new Button(SCREEN_W/2+10, 130, 90, 20, font, "Login", login));
223 wndLogin->addComponent(new Button(920, 10, 80, 20, font, "Quit", quit));
224 wndLogin->addComponent(new Button(20, 10, 160, 20, font, "Toggle Debugging", toggleDebugging));
225
226 txtUsername = (Textbox*)wndLogin->getComponent(0);
227 txtPassword = (Textbox*)wndLogin->getComponent(1);
228 lblLoginStatus = (TextLabel*)wndLogin->getComponent(4);
229
230 cout << "Created login screen" << endl;
231
232 wndRegister = new Window(0, 0, SCREEN_W, SCREEN_H);
233 wndRegister->addComponent(new Textbox(516, 40, 100, 20, font));
234 wndRegister->addComponent(new Textbox(516, 70, 100, 20, font));
235 wndRegister->addComponent(new TextLabel(410, 40, 100, 20, font, "Username:", ALLEGRO_ALIGN_RIGHT));
236 wndRegister->addComponent(new TextLabel(410, 70, 100, 20, font, "Password:", ALLEGRO_ALIGN_RIGHT));
237 wndRegister->addComponent(new RadioButtonList(432, 100, "Pick a class", font));
238 wndRegister->addComponent(new TextLabel((SCREEN_W-600)/2, 190, 600, 20, font, "", ALLEGRO_ALIGN_CENTRE));
239 wndRegister->addComponent(new Button(SCREEN_W/2-100, 220, 90, 20, font, "Back", goToLoginScreen));
240 wndRegister->addComponent(new Button(SCREEN_W/2+10, 220, 90, 20, font, "Submit", registerAccount));
241 wndRegister->addComponent(new Button(920, 10, 80, 20, font, "Quit", quit));
242 wndRegister->addComponent(new Button(20, 10, 160, 20, font, "Toggle Debugging", toggleDebugging));
243
244 txtUsernameRegister = (Textbox*)wndRegister->getComponent(0);
245 txtPasswordRegister = (Textbox*)wndRegister->getComponent(1);
246
247 rblClasses = (RadioButtonList*)wndRegister->getComponent(4);
248 rblClasses->addRadioButton("Warrior");
249 rblClasses->addRadioButton("Ranger");
250
251 lblRegisterStatus = (TextLabel*)wndRegister->getComponent(5);
252
253 cout << "Created register screen" << endl;
254
255 wndLobby = new Window(0, 0, SCREEN_W, SCREEN_H);
256 wndLobby->addComponent(new Button(920, 10, 80, 20, font, "Logout", logout));
257 wndLobby->addComponent(new TextLabel(SCREEN_W*1/2+15-112, 40, 110, 20, font, "Game Name:", ALLEGRO_ALIGN_RIGHT));
258 wndLobby->addComponent(new Textbox(SCREEN_W*1/2+15+4, 40, 100, 20, font));
259 wndLobby->addComponent(new Button(SCREEN_W*1/2+15-100, 80, 200, 20, font, "Join Existing Game", joinGame));
260 wndLobby->addComponent(new TextLabel(SCREEN_W*3/4-112, 40, 110, 20, font, "Game Name:", ALLEGRO_ALIGN_RIGHT));
261 wndLobby->addComponent(new Textbox(SCREEN_W*3/4+4, 40, 100, 20, font));
262 wndLobby->addComponent(new Button(SCREEN_W*3/4-100, 80, 200, 20, font, "Create New Game", createGame));
263 wndLobby->addComponent(new Textbox(95, 40, 300, 20, font));
264 wndLobby->addComponent(new Button(95, 70, 60, 20, font, "Send", sendChatMessage));
265
266 txtJoinGame = (Textbox*)wndLobby->getComponent(2);
267 txtCreateGame = (Textbox*)wndLobby->getComponent(5);
268 txtChat = (Textbox*)wndLobby->getComponent(7);
269
270 cout << "Created lobby screen" << endl;
271
272 // this is the old game screen
273 wndGame = new Window(0, 0, SCREEN_W, SCREEN_H);
274 wndGame->addComponent(new Textbox(95, 40, 300, 20, font));
275 wndGame->addComponent(new Button(95, 70, 60, 20, font, "Send", sendChatMessage));
276 wndGame->addComponent(new Button(20, 10, 160, 20, font, "Toggle Debugging", toggleDebugging));
277 wndGame->addComponent(new Button(920, 10, 80, 20, font, "Logout", logout));
278
279 wndGameDebug = new Window(0, 0, SCREEN_W, SCREEN_H);
280 wndGameDebug->addComponent(new Button(20, 10, 160, 20, font, "Toggle Debugging", toggleDebugging));
281 wndGameDebug->addComponent(new Button(920, 10, 80, 20, font, "Logout", logout));
282
283 cout << "Created game screen" << endl;
284
285 // this is the new game screen, without a debug console
286 wndNewGame = new Window(0, 0, SCREEN_W, SCREEN_H);
287 wndNewGame->addComponent(new Button(880, 10, 120, 20, font, "Leave Game", leaveGame));
288
289 cout << "Created new game screen" << endl;
290
291 goToLoginScreen();
292
293 event_queue = al_create_event_queue();
294 if(!event_queue) {
295 fprintf(stderr, "failed to create event_queue!\n");
296 al_destroy_display(display);
297 al_destroy_timer(timer);
298 return -1;
299 }
300
301 al_set_target_bitmap(al_get_backbuffer(display));
302
303 al_register_event_source(event_queue, al_get_display_event_source(display));
304 al_register_event_source(event_queue, al_get_timer_event_source(timer));
305 al_register_event_source(event_queue, al_get_keyboard_event_source());
306 al_register_event_source(event_queue, al_get_mouse_event_source());
307
308 al_clear_to_color(al_map_rgb(0,0,0));
309
310 al_flip_display();
311
312 if (argc != 3) {
313 cout << "Usage: server port" << endl;
314 exit(1);
315 }
316
317 initWinSock();
318
319 sock = socket(AF_INET, SOCK_DGRAM, 0);
320 if (sock < 0)
321 error("socket");
322
323 set_nonblock(sock);
324
325 server.sin_family = AF_INET;
326 hp = gethostbyname(argv[1]);
327 if (hp==0)
328 error("Unknown host");
329
330 memcpy((char *)&server.sin_addr, (char *)hp->h_addr, hp->h_length);
331 server.sin_port = htons(atoi(argv[2]));
332
333 al_start_timer(timer);
334
335 while(!doexit)
336 {
337 ALLEGRO_EVENT ev;
338
339 al_wait_for_event(event_queue, &ev);
340
341 if(wndCurrent->handleEvent(ev)) {
342 // do nothing
343 }
344 else if(ev.type == ALLEGRO_EVENT_TIMER) {
345 redraw = true; // seems like we should just call a draw function here instead
346 }
347 else if(ev.type == ALLEGRO_EVENT_DISPLAY_CLOSE) {
348 doexit = true;
349 }
350 else if(ev.type == ALLEGRO_EVENT_KEY_DOWN) {
351 }
352 else if(ev.type == ALLEGRO_EVENT_KEY_UP) {
353 switch(ev.keyboard.keycode) {
354 case ALLEGRO_KEY_ESCAPE:
355 doexit = true;
356 break;
357 case ALLEGRO_KEY_S: // pickup an item next to you
358 if (state == STATE_GAME) {
359 msgTo.type = MSG_TYPE_PICKUP_FLAG;
360 memcpy(msgTo.buffer, &curPlayerId, 4);
361 msgProcessor.sendMessage(&msgTo, sock, &server, &outputLog);
362 }
363 break;
364 case ALLEGRO_KEY_D: // drop the current item
365 if (state == STATE_GAME) {
366 // find the current player in the player list
367 map<unsigned int, Player*>::iterator it;
368 Player* p = NULL;
369 for(it = mapPlayers.begin(); it != mapPlayers.end(); it++)
370 {
371 if (it->second->id == curPlayerId)
372 p = it->second;
373 }
374
375 if (p != NULL) {
376 int flagType = WorldMap::OBJECT_NONE;
377
378 if (p->hasBlueFlag)
379 flagType = WorldMap::OBJECT_BLUE_FLAG;
380 else if (p->hasRedFlag)
381 flagType = WorldMap::OBJECT_RED_FLAG;
382
383 if (flagType != WorldMap::OBJECT_NONE) {
384 msgTo.type = MSG_TYPE_DROP_FLAG;
385 memcpy(msgTo.buffer, &curPlayerId, 4);
386 msgProcessor.sendMessage(&msgTo, sock, &server, &outputLog);
387 }
388 }
389 }
390 break;
391 }
392 }
393 else if(ev.type == ALLEGRO_EVENT_MOUSE_BUTTON_UP) {
394 if(wndCurrent == wndLobby) {
395 if (ev.mouse.button == 1) { // left click
396 txtJoinGame->clear();
397 txtCreateGame->clear();
398 state = STATE_GAME;
399 wndCurrent = wndGame;
400 }
401 }else if(wndCurrent == wndGame || wndCurrent == wndNewGame) {
402 if (ev.mouse.button == 1) { // left click
403 msgTo.type = MSG_TYPE_PLAYER_MOVE;
404
405 POSITION pos;
406 pos.x = ev.mouse.x;
407 pos.y = ev.mouse.y;
408 pos = screenToMap(pos);
409
410 if (pos.x != -1)
411 {
412 memcpy(msgTo.buffer, &curPlayerId, 4);
413 memcpy(msgTo.buffer+4, &pos.x, 4);
414 memcpy(msgTo.buffer+8, &pos.y, 4);
415
416 msgProcessor.sendMessage(&msgTo, sock, &server, &outputLog);
417 }
418 else
419 cout << "Invalid point: User did not click on the map" << endl;
420 }else if (ev.mouse.button == 2) { // right click
421 map<unsigned int, Player*>::iterator it;
422
423 cout << "Detected a right-click" << endl;
424
425 Player* curPlayer;
426 for(it = mapPlayers.begin(); it != mapPlayers.end(); it++)
427 {
428 if (it->second->id == curPlayerId)
429 curPlayer = it->second;
430 }
431
432 Player* target;
433 for(it = mapPlayers.begin(); it != mapPlayers.end(); it++)
434 {
435 // need to check if the right-click was actually on this player
436 // right now, this code will target all players other than the current one
437 target = it->second;
438 if (target->id != curPlayerId && target->team != curPlayer->team)
439 {
440 msgTo.type = MSG_TYPE_START_ATTACK;
441 memcpy(msgTo.buffer, &curPlayerId, 4);
442 memcpy(msgTo.buffer+4, &target->id, 4);
443
444 msgProcessor.sendMessage(&msgTo, sock, &server, &outputLog);
445 }
446 }
447 }
448 }
449 }
450
451 if (msgProcessor.receiveMessage(&msgFrom, sock, &from, &outputLog) >= 0)
452 processMessage(msgFrom, state, chatConsole, gameMap, mapPlayers, mapProjectiles, curPlayerId, scoreBlue, scoreRed);
453
454 if (redraw)
455 {
456 redraw = false;
457
458 msgProcessor.resendUnackedMessages(sock, &outputLog);
459 //msgProcessor.cleanAckedMessages(&outputLog);
460
461 if (debugging && wndCurrent == wndGame)
462 wndGameDebug->draw(display);
463 else
464 wndCurrent->draw(display);
465
466 if (wndCurrent == wndLobby) {
467 chatConsole.draw(font, al_map_rgb(255,255,255));
468
469 map<string, int>::iterator it;
470 int i=0;
471 ostringstream ossGame;
472 for (it = mapGames.begin(); it != mapGames.end(); it++) {
473 ossGame << it->first << " (" << it->second << " players)" << endl;
474 al_draw_text(font, al_map_rgb(0, 255, 0), SCREEN_W*1/2-100, 120+i*15, ALLEGRO_ALIGN_LEFT, ossGame.str().c_str());
475 ossGame.clear();
476 ossGame.str("");
477 i++;
478 }
479 }
480 else if (wndCurrent == wndNewGame)
481 {
482 al_draw_text(font, al_map_rgb(0, 255, 0), 4, 4, ALLEGRO_ALIGN_LEFT, "Players");
483
484 map<unsigned int, Player*>& gamePlayers = game->getPlayers();
485 map<unsigned int, Player*>::iterator it;
486
487 int playerCount = 0;
488 for (it = gamePlayers.begin(); it != gamePlayers.end(); it++)
489 {
490 al_draw_text(font, al_map_rgb(0, 255, 0), 4, 19+(playerCount+1)*15, ALLEGRO_ALIGN_LEFT, it->second->name.c_str());
491 playerCount++;
492 }
493
494 ostringstream ossScoreBlue, ossScoreRed;
495
496 ossScoreBlue << "Blue: " << game->getBlueScore() << endl;
497 ossScoreRed << "Red: " << game->getRedScore() << endl;
498
499 al_draw_text(font, al_map_rgb(0, 255, 0), 330, 80, ALLEGRO_ALIGN_LEFT, ossScoreBlue.str().c_str());
500 al_draw_text(font, al_map_rgb(0, 255, 0), 515, 80, ALLEGRO_ALIGN_LEFT, ossScoreRed.str().c_str());
501
502 // update players
503 for (it = game->getPlayers().begin(); it != game->getPlayers().end(); it++)
504 {
505 it->second->updateTarget(game->getPlayers());
506 }
507
508 for (it = game->getPlayers().begin(); it != game->getPlayers().end(); it++)
509 {
510 it->second->move(game->getMap()); // ignore return value
511 }
512
513 GameRender::drawMap(game->getMap());
514 GameRender::drawPlayers(game->getPlayers(), font, curPlayerId);
515 }
516 else if (wndCurrent == wndGame)
517 {
518 if (!debugging)
519 chatConsole.draw(font, al_map_rgb(255,255,255));
520
521 al_draw_text(font, al_map_rgb(0, 255, 0), 4, 43, ALLEGRO_ALIGN_LEFT, "Message:");
522
523 ostringstream ossScoreBlue, ossScoreRed;
524
525 ossScoreBlue << "Blue: " << scoreBlue << endl;
526 ossScoreRed << "Red: " << scoreRed << endl;
527
528 al_draw_text(font, al_map_rgb(0, 255, 0), 330, 80, ALLEGRO_ALIGN_LEFT, ossScoreBlue.str().c_str());
529 al_draw_text(font, al_map_rgb(0, 255, 0), 515, 80, ALLEGRO_ALIGN_LEFT, ossScoreRed.str().c_str());
530
531 // update players
532 map<unsigned int, Player*>::iterator it;
533 for (it = mapPlayers.begin(); it != mapPlayers.end(); it++)
534 {
535 it->second->updateTarget(mapPlayers);
536 }
537
538 for (it = mapPlayers.begin(); it != mapPlayers.end(); it++)
539 {
540 it->second->move(gameMap); // ignore return value
541 }
542
543 // update projectile positions
544 map<unsigned int, Projectile>::iterator it2;
545 for (it2 = mapProjectiles.begin(); it2 != mapProjectiles.end(); it2++)
546 {
547 it2->second.move(mapPlayers);
548 }
549
550 GameRender::drawMap(gameMap);
551 GameRender::drawPlayers(mapPlayers, font, curPlayerId);
552
553 // draw projectiles
554 for (it2 = mapProjectiles.begin(); it2 != mapProjectiles.end(); it2++)
555 {
556 Projectile proj = it2->second;
557
558 FLOAT_POSITION target = mapPlayers[proj.target]->pos;
559 float angle = atan2(target.y-proj.pos.toFloat().y, target.x-proj.pos.toFloat().x);
560
561 POSITION start, end;
562 start.x = cos(angle)*15+proj.pos.x;
563 start.y = sin(angle)*15+proj.pos.y;
564 end.x = proj.pos.x;
565 end.y = proj.pos.y;
566
567 start = mapToScreen(start);
568 end = mapToScreen(end);
569
570 al_draw_line(start.x, start.y, end.x, end.y, al_map_rgb(0, 0, 0), 4);
571 }
572 }
573
574 if (debugging) {
575 //debugConsole.draw(font, al_map_rgb(255,255,255));
576 drawMessageStatus(font);
577 }
578
579 al_flip_display();
580 }
581 }
582
583 #if defined WINDOWS
584 closesocket(sock);
585 #elif defined LINUX
586 close(sock);
587 #endif
588
589 shutdownWinSock();
590
591 delete wndLogin;
592 delete wndRegister;
593 delete wndLobby;
594 delete wndGame;
595 delete wndGameDebug;
596
597 delete gameMap;
598
599 if (game != NULL)
600 delete game;
601
602 map<unsigned int, Player*>::iterator it;
603
604 for (it = mapPlayers.begin(); it != mapPlayers.end(); it++) {
605 delete it->second;
606 }
607
608 al_destroy_event_queue(event_queue);
609 al_destroy_display(display);
610 al_destroy_timer(timer);
611
612 outputLog << "Stopped client on " << getCurrentDateTimeString() << endl;
613 outputLog.close();
614
615 return 0;
616}
617
618
619
620// need to make a function like this that works on windows
621void error(const char *msg)
622{
623 perror(msg);
624 shutdownWinSock();
625 exit(1);
626}
627
628void initWinSock()
629{
630#if defined WINDOWS
631 WORD wVersionRequested;
632 WSADATA wsaData;
633 int wsaerr;
634
635 wVersionRequested = MAKEWORD(2, 2);
636 wsaerr = WSAStartup(wVersionRequested, &wsaData);
637
638 if (wsaerr != 0) {
639 cout << "The Winsock dll not found." << endl;
640 exit(1);
641 }else
642 cout << "The Winsock dll was found." << endl;
643#endif
644}
645
646void shutdownWinSock()
647{
648#if defined WINDOWS
649 WSACleanup();
650#endif
651}
652
653void processMessage(NETWORK_MSG &msg, int &state, chat &chatConsole, WorldMap *gameMap, map<unsigned int, Player*>& mapPlayers, map<unsigned int, Projectile>& mapProjectiles, unsigned int& curPlayerId, int &scoreBlue, int &scoreRed)
654{
655 // this is outdated since most messages now don't contain just a text string
656 string response = string(msg.buffer);
657
658 switch(state)
659 {
660 case STATE_START:
661 {
662 cout << "In STATE_START" << endl;
663
664 switch(msg.type)
665 {
666 case MSG_TYPE_REGISTER:
667 {
668 lblRegisterStatus->setText(response);
669 break;
670 }
671 default:
672 {
673 cout << "(STATE_REGISTER) Received invalid message of type " << msg.type << endl;
674 break;
675 }
676 }
677
678 break;
679 }
680 case STATE_LOBBY:
681 cout << "In STATE_LOBBY" << endl;
682 case STATE_GAME:
683 {
684 switch(msg.type)
685 {
686 case MSG_TYPE_LOGIN:
687 {
688 if (response.compare("Player has already logged in.") == 0)
689 {
690 goToLoginScreen();
691 state = STATE_START;
692
693 lblLoginStatus->setText(response);
694 }
695 else if (response.compare("Incorrect username or password") == 0)
696 {
697 goToLoginScreen();
698 state = STATE_START;
699
700 lblLoginStatus->setText(response);
701 }
702 else
703 {
704 wndCurrent = wndLobby;
705
706 // this message should only be sent when a player first logs in so they know their id
707
708 Player* p = new Player("", "");
709 p->deserialize(msg.buffer);
710
711 if (mapPlayers.find(p->id) != mapPlayers.end())
712 delete mapPlayers[p->id];
713 mapPlayers[p->id] = p;
714 curPlayerId = p->id;
715
716 cout << "Got a valid login response with the player" << endl;
717 cout << "Player id: " << curPlayerId << endl;
718 cout << "Player health: " << p->health << endl;
719 cout << "player map size: " << mapPlayers.size() << endl;
720 }
721
722 break;
723 }
724 case MSG_TYPE_LOGOUT:
725 {
726 cout << "Got a logout message" << endl;
727
728 int playerId;
729
730 // Check if it's about you or another player
731 memcpy(&playerId, msg.buffer, 4);
732 response = string(msg.buffer+4);
733
734 if (playerId == curPlayerId)
735 {
736 if (response.compare("You have successfully logged out.") == 0)
737 {
738 cout << "Logged out" << endl;
739 state = STATE_START;
740 goToLoginScreen();
741 }
742
743 // if there was an error logging out, nothing happens
744 }
745 else
746 {
747 delete mapPlayers[playerId];
748 }
749
750 break;
751 }
752 case MSG_TYPE_PLAYER:
753 {
754 cout << "Received MSG_TYPE_PLAYER" << endl;
755
756 Player p("", "");
757 p.deserialize(msg.buffer);
758 p.timeLastUpdated = getCurrentMillis();
759 p.isChasing = false;
760 if (p.health <= 0)
761 p.isDead = true;
762 else
763 p.isDead = false;
764
765 if (mapPlayers.find(p.id) != mapPlayers.end())
766 *(mapPlayers[p.id]) = p;
767 else
768 mapPlayers[p.id] = new Player(p);
769
770 break;
771 }
772 case MSG_TYPE_PLAYER_MOVE:
773 {
774 unsigned int id;
775 int x, y;
776
777 memcpy(&id, msg.buffer, 4);
778 memcpy(&x, msg.buffer+4, 4);
779 memcpy(&y, msg.buffer+8, 4);
780
781 mapPlayers[id]->target.x = x;
782 mapPlayers[id]->target.y = y;
783
784 break;
785 }
786 case MSG_TYPE_CHAT:
787 {
788 chatConsole.addLine(response);
789
790 break;
791 }
792 case MSG_TYPE_OBJECT:
793 {
794 cout << "Received OBJECT message" << endl;
795
796 WorldMap::Object o(0, WorldMap::OBJECT_NONE, 0, 0);
797 o.deserialize(msg.buffer);
798 cout << "object id: " << o.id << endl;
799 gameMap->updateObject(o.id, o.type, o.pos.x, o.pos.y);
800
801 break;
802 }
803 case MSG_TYPE_REMOVE_OBJECT:
804 {
805 cout << "Received REMOVE_OBJECT message!" << endl;
806
807 int id;
808 memcpy(&id, msg.buffer, 4);
809
810 cout << "Removing object with id " << id << endl;
811
812 if (!gameMap->removeObject(id))
813 cout << "Did not remove the object" << endl;
814
815 break;
816 }
817 case MSG_TYPE_SCORE:
818 {
819 memcpy(&scoreBlue, msg.buffer, 4);
820 memcpy(&scoreRed, msg.buffer+4, 4);
821
822 break;
823 }
824 case MSG_TYPE_ATTACK:
825 {
826 cout << "Received ATTACK message" << endl;
827
828 break;
829 }
830 case MSG_TYPE_START_ATTACK:
831 {
832 cout << "Received START_ATTACK message" << endl;
833
834 unsigned int id, targetID;
835 memcpy(&id, msg.buffer, 4);
836 memcpy(&targetID, msg.buffer+4, 4);
837
838 cout << "source id: " << id << endl;
839 cout << "target id: " << targetID << endl;
840
841 Player* source = mapPlayers[id];
842 source->targetPlayer = targetID;
843 source->isChasing = true;
844
845 break;
846 }
847 case MSG_TYPE_PROJECTILE:
848 {
849 cout << "Received a PROJECTILE message" << endl;
850
851 unsigned int id, x, y, targetId;
852
853 memcpy(&id, msg.buffer, 4);
854 memcpy(&x, msg.buffer+4, 4);
855 memcpy(&y, msg.buffer+8, 4);
856 memcpy(&targetId, msg.buffer+12, 4);
857
858 cout << "id: " << id << endl;
859 cout << "x: " << x << endl;
860 cout << "y: " << y << endl;
861 cout << "Target: " << targetId << endl;
862
863 Projectile proj(x, y, targetId, 0);
864 proj.setId(id);
865
866 mapProjectiles[id] = proj;
867
868 break;
869 }
870 case MSG_TYPE_REMOVE_PROJECTILE:
871 {
872 cout << "Received a REMOVE_PROJECTILE message" << endl;
873
874 int id;
875 memcpy(&id, msg.buffer, 4);
876
877 mapProjectiles.erase(id);
878
879 break;
880 }
881 case MSG_TYPE_GAME_INFO:
882 {
883 cout << "Received a GAME_INFO message" << endl;
884
885 string gameName(msg.buffer+4);
886 int numPlayers;
887
888 memcpy(&numPlayers, msg.buffer, 4);
889
890 cout << "Received game info for " << gameName << " (num players: " << numPlayers << ")" << endl;
891
892 if (numPlayers > 0)
893 mapGames[gameName] = numPlayers;
894 else
895 mapGames.erase(gameName);
896
897 break;
898 }
899 case MSG_TYPE_JOIN_GAME_SUCCESS:
900 {
901 cout << "Received a JOIN_GAME_SUCCESS message" << endl;
902
903 string gameName(msg.buffer);
904 game = new Game(gameName, "../../data/map.txt");
905 cout << "Game name: " << gameName << endl;
906
907 state = STATE_NEW_GAME;
908 wndCurrent = wndNewGame;
909
910 msgTo.type = MSG_TYPE_JOIN_GAME_ACK;
911 strcpy(msgTo.buffer, gameName.c_str());
912
913 msgProcessor.sendMessage(&msgTo, sock, &server, &outputLog);
914
915 break;
916 }
917 case MSG_TYPE_JOIN_GAME_FAILURE:
918 {
919 cout << "Received a JOIN_GAME_FAILURE message" << endl;
920
921 break;
922 }
923 default:
924 {
925 cout << "(STATE_LOBBY) Received invlaid message of type " << msg.type << endl;
926
927 break;
928 }
929 }
930
931 break;
932 }
933 case STATE_NEW_GAME:
934 {
935 cout << "(STATE_NEW_GAME) ";
936 switch(msg.type)
937 {
938 case MSG_TYPE_GAME_INFO:
939 {
940 cout << "Received a GAME_INFO message" << endl;
941
942 string gameName(msg.buffer+4);
943 int numPlayers;
944
945 memcpy(&numPlayers, msg.buffer, 4);
946
947 cout << "Received game info for " << gameName << " (num players: " << numPlayers << ")" << endl;
948
949 if (numPlayers > 0)
950 mapGames[gameName] = numPlayers;
951 else
952 mapGames.erase(gameName);
953
954 break;
955 }
956 case MSG_TYPE_PLAYER:
957 {
958 cout << "Received MSG_TYPE_PLAYER" << endl;
959
960 Player p("", "");
961 p.deserialize(msg.buffer);
962 p.timeLastUpdated = getCurrentMillis();
963 p.isChasing = false;
964 if (p.health <= 0)
965 p.isDead = true;
966 else
967 p.isDead = false;
968
969 if (mapPlayers.find(p.id) != mapPlayers.end())
970 *(mapPlayers[p.id]) = p;
971 else
972 mapPlayers[p.id] = new Player(p);
973
974 break;
975 }
976 case MSG_TYPE_PLAYER_JOIN_GAME:
977 {
978 cout << "Received MSG_TYPE_PLAYER_JOIN_GAME" << endl;
979
980 Player p("", "");
981 p.deserialize(msg.buffer);
982 p.timeLastUpdated = getCurrentMillis();
983 p.isChasing = false;
984 if (p.health <= 0)
985 p.isDead = true;
986 else
987 p.isDead = false;
988
989 if (mapPlayers.find(p.id) != mapPlayers.end())
990 *(mapPlayers[p.id]) = p;
991 else
992 mapPlayers[p.id] = new Player(p);
993
994 game->addPlayer(mapPlayers[p.id]);
995
996 break;
997 }
998 case MSG_TYPE_PLAYER_MOVE:
999 {
1000 cout << "Received PLAYER_MOVE message" << endl;
1001
1002 unsigned int id;
1003 int x, y;
1004
1005 memcpy(&id, msg.buffer, 4);
1006 memcpy(&x, msg.buffer+4, 4);
1007 memcpy(&y, msg.buffer+8, 4);
1008
1009 cout << "id: " << id << endl;
1010
1011 mapPlayers[id]->target.x = x;
1012 mapPlayers[id]->target.y = y;
1013
1014 break;
1015 }
1016 case MSG_TYPE_OBJECT:
1017 {
1018 cout << "Received object message in STATE_NEW_GAME" << endl;
1019
1020 WorldMap::Object o(0, WorldMap::OBJECT_NONE, 0, 0);
1021 o.deserialize(msg.buffer);
1022 cout << "object id: " << o.id << endl;
1023 game->getMap()->updateObject(o.id, o.type, o.pos.x, o.pos.y);
1024
1025 break;
1026 }
1027 case MSG_TYPE_REMOVE_OBJECT:
1028 {
1029 cout << "Received REMOVE_OBJECT message!" << endl;
1030
1031 int id;
1032 memcpy(&id, msg.buffer, 4);
1033
1034 cout << "Removing object with id " << id << endl;
1035
1036 if (!game->getMap()->removeObject(id))
1037 cout << "Did not remove the object" << endl;
1038
1039 break;
1040 }
1041 case MSG_TYPE_SCORE:
1042 {
1043 cout << "Received SCORE message!" << endl;
1044
1045 int blueScore;
1046 memcpy(&blueScore, msg.buffer, 4);
1047 cout << "blue score: " << blueScore << endl;
1048 game->setBlueScore(blueScore);
1049
1050 int redScore;
1051 memcpy(&redScore, msg.buffer+4, 4);
1052 cout << "red score: " << redScore << endl;
1053 game->setRedScore(redScore);
1054
1055 cout << "Processed SCORE message!" << endl;
1056
1057 break;
1058 }
1059 default:
1060 {
1061 cout << "Received invalid message of type " << msg.type << endl;
1062
1063 break;
1064 }
1065 }
1066
1067 break;
1068 }
1069 default:
1070 {
1071 cout << "The state has an invalid value: " << state << endl;
1072
1073 break;
1074 }
1075 }
1076}
1077
1078int getRefreshRate(int width, int height)
1079{
1080 int numRefreshRates = al_get_num_display_modes();
1081 ALLEGRO_DISPLAY_MODE displayMode;
1082
1083 for(int i=0; i<numRefreshRates; i++) {
1084 al_get_display_mode(i, &displayMode);
1085
1086 if (displayMode.width == width && displayMode.height == height)
1087 return displayMode.refresh_rate;
1088 }
1089
1090 return 0;
1091}
1092
1093void drawMessageStatus(ALLEGRO_FONT* font)
1094{
1095 int clientMsgOffset = 5;
1096 int serverMsgOffset = 950;
1097
1098 al_draw_text(font, al_map_rgb(0, 255, 255), 0+clientMsgOffset, 43, ALLEGRO_ALIGN_LEFT, "ID");
1099 al_draw_text(font, al_map_rgb(0, 255, 255), 20+clientMsgOffset, 43, ALLEGRO_ALIGN_LEFT, "Type");
1100 al_draw_text(font, al_map_rgb(0, 255, 255), 240+clientMsgOffset, 43, ALLEGRO_ALIGN_LEFT, "Acked?");
1101
1102 al_draw_text(font, al_map_rgb(0, 255, 255), serverMsgOffset, 43, ALLEGRO_ALIGN_LEFT, "ID");
1103
1104 map<unsigned int, map<unsigned long, MessageContainer> >& sentMessages = msgProcessor.getSentMessages();
1105 int id, type;
1106 bool acked;
1107 ostringstream ossId, ossAcked;
1108
1109 map<unsigned int, map<unsigned long, MessageContainer> >::iterator it;
1110
1111 int msgCount = 0;
1112 for (it = sentMessages.begin(); it != sentMessages.end(); it++) {
1113 map<unsigned long, MessageContainer> playerMessage = it->second;
1114 map<unsigned long, MessageContainer>::iterator it2;
1115 for (it2 = playerMessage.begin(); it2 != playerMessage.end(); it2++) {
1116
1117 id = it->first;
1118 ossId.str("");;
1119 ossId << id;
1120
1121 type = it2->second.getMessage()->type;
1122 string typeStr = MessageContainer::getMsgTypeString(type);
1123
1124 acked = it2->second.getAcked();
1125 ossAcked.str("");;
1126 ossAcked << boolalpha << acked;
1127
1128 al_draw_text(font, al_map_rgb(0, 255, 0), clientMsgOffset, 60+15*msgCount, ALLEGRO_ALIGN_LEFT, ossId.str().c_str());
1129 al_draw_text(font, al_map_rgb(0, 255, 0), 20+clientMsgOffset, 60+15*msgCount, ALLEGRO_ALIGN_LEFT, typeStr.c_str());
1130 al_draw_text(font, al_map_rgb(0, 255, 0), 240+clientMsgOffset, 60+15*msgCount, ALLEGRO_ALIGN_LEFT, ossAcked.str().c_str());
1131
1132 msgCount++;
1133 }
1134 }
1135
1136 if (msgProcessor.getAckedMessages().size() > 0) {
1137 map<unsigned int, unsigned long long> ackedMessages = msgProcessor.getAckedMessages()[0];
1138 map<unsigned int, unsigned long long>::iterator it3;
1139
1140 msgCount = 0;
1141 for (it3 = ackedMessages.begin(); it3 != ackedMessages.end(); it3++) {
1142 ossId.str("");;
1143 ossId << it3->first;
1144
1145 al_draw_text(font, al_map_rgb(255, 0, 0), 25+serverMsgOffset, 60+15*msgCount, ALLEGRO_ALIGN_LEFT, ossId.str().c_str());
1146
1147 msgCount++;
1148 }
1149 }
1150}
1151
1152// Callback definitions
1153
1154void goToRegisterScreen()
1155{
1156 txtUsernameRegister->clear();
1157 txtPasswordRegister->clear();
1158 lblRegisterStatus->setText("");
1159 rblClasses->setSelectedButton(-1);
1160
1161 wndCurrent = wndRegister;
1162}
1163
1164void goToLoginScreen()
1165{
1166 txtUsername->clear();
1167 txtPassword->clear();
1168 lblLoginStatus->setText("");
1169
1170 wndCurrent = wndLogin;
1171}
1172
1173// maybe need a goToGameScreen function as well and add state changes to these functions as well
1174
1175void registerAccount()
1176{
1177 string username = txtUsernameRegister->getStr();
1178 string password = txtPasswordRegister->getStr();
1179
1180 txtUsernameRegister->clear();
1181 txtPasswordRegister->clear();
1182 // maybe clear rblClasses as well (add a method to RadioButtonList to enable this)
1183
1184 Player::PlayerClass playerClass;
1185
1186 switch (rblClasses->getSelectedButton()) {
1187 case 0:
1188 playerClass = Player::CLASS_WARRIOR;
1189 break;
1190 case 1:
1191 playerClass = Player::CLASS_RANGER;
1192 break;
1193 default:
1194 cout << "Invalid class selection" << endl;
1195 playerClass = Player::CLASS_NONE;
1196 break;
1197 }
1198
1199 msgTo.type = MSG_TYPE_REGISTER;
1200
1201 strcpy(msgTo.buffer, username.c_str());
1202 strcpy(msgTo.buffer+username.size()+1, password.c_str());
1203 memcpy(msgTo.buffer+username.size()+password.size()+2, &playerClass, 4);
1204
1205 msgProcessor.sendMessage(&msgTo, sock, &server, &outputLog);
1206}
1207
1208void login()
1209{
1210 string strUsername = txtUsername->getStr();
1211 string strPassword = txtPassword->getStr();
1212 username = strUsername;
1213
1214 txtUsername->clear();
1215 txtPassword->clear();
1216
1217 msgTo.type = MSG_TYPE_LOGIN;
1218
1219 strcpy(msgTo.buffer, strUsername.c_str());
1220 strcpy(msgTo.buffer+username.size()+1, strPassword.c_str());
1221
1222 msgProcessor.sendMessage(&msgTo, sock, &server, &outputLog);
1223
1224 state = STATE_LOBBY;
1225}
1226
1227void logout()
1228{
1229 switch(state) {
1230 case STATE_LOBBY:
1231 txtJoinGame->clear();
1232 txtCreateGame->clear();
1233 break;
1234 case STATE_GAME:
1235 txtChat->clear();
1236 chatConsole.clear();
1237 break;
1238 default:
1239 cout << "Logout called from invalid state: " << state << endl;
1240 break;
1241 }
1242
1243 msgTo.type = MSG_TYPE_LOGOUT;
1244
1245 strcpy(msgTo.buffer, username.c_str());
1246
1247 msgProcessor.sendMessage(&msgTo, sock, &server, &outputLog);
1248}
1249
1250void quit()
1251{
1252 doexit = true;
1253}
1254
1255void sendChatMessage()
1256{
1257 string msg = txtChat->getStr();
1258 txtChat->clear();
1259
1260 msgTo.type = MSG_TYPE_CHAT;
1261 strcpy(msgTo.buffer, msg.c_str());
1262
1263 msgProcessor.sendMessage(&msgTo, sock, &server, &outputLog);
1264}
1265
1266void toggleDebugging()
1267{
1268 debugging = !debugging;
1269}
1270
1271void joinGame()
1272{
1273 cout << "Joining game" << endl;
1274
1275 string msg = txtJoinGame->getStr();
1276 txtJoinGame->clear();
1277
1278 msgTo.type = MSG_TYPE_JOIN_GAME;
1279 strcpy(msgTo.buffer, msg.c_str());
1280
1281 msgProcessor.sendMessage(&msgTo, sock, &server, &outputLog);
1282}
1283
1284void createGame()
1285{
1286 cout << "Creating game" << endl;
1287
1288 string msg = txtCreateGame->getStr();
1289 txtCreateGame->clear();
1290
1291 cout << "Sending message: " << msg.c_str() << endl;
1292
1293 msgTo.type = MSG_TYPE_CREATE_GAME;
1294 strcpy(msgTo.buffer, msg.c_str());
1295
1296 msgProcessor.sendMessage(&msgTo, sock, &server, &outputLog);
1297}
1298
1299void leaveGame()
1300{
1301 cout << "Leaving game" << endl;
1302
1303 game = NULL;
1304
1305 state = STATE_LOBBY;
1306 wndCurrent = wndLobby;
1307
1308 msgTo.type = MSG_TYPE_LEAVE_GAME;
1309
1310 msgProcessor.sendMessage(&msgTo, sock, &server, &outputLog);
1311}
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