1 | #include "../../common/compiler.h"
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2 |
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3 | #if defined WINDOWS
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4 | #include <winsock2.h>
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5 | #include <WS2tcpip.h>
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6 | #elif defined LINUX
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7 | #include <sys/types.h>
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8 | #include <unistd.h>
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9 | #include <sys/socket.h>
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10 | #include <netinet/in.h>
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11 | #include <netdb.h>
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12 | #include <cstring>
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13 | #endif
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14 |
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15 | #include <sys/types.h>
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16 | #include <stdio.h>
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17 | #include <stdlib.h>
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18 | #include <string>
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19 | #include <iostream>
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20 | #include <vector>
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21 |
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22 | #include <allegro5/allegro.h>
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23 | #include <allegro5/allegro_font.h>
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24 | #include <allegro5/allegro_ttf.h>
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25 |
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26 | #include "../../common/message.h"
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27 |
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28 | #include "chat.h"
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29 |
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30 | #ifdef WINDOWS
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31 | #pragma comment(lib, "ws2_32.lib")
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32 | #endif
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33 |
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34 | using namespace std;
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35 |
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36 | void initWinSock();
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37 | void shutdownWinSock();
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38 | void error(const char *);
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39 |
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40 | const float FPS = 60;
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41 | const int SCREEN_W = 640;
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42 | const int SCREEN_H = 480;
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43 | const int BOUNCER_SIZE = 32;
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44 | enum MYKEYS {
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45 | KEY_UP, KEY_DOWN, KEY_LEFT, KEY_RIGHT
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46 | };
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47 |
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48 | int main(int argc, char **argv)
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49 | {
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50 | ALLEGRO_DISPLAY *display = NULL;
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51 | ALLEGRO_EVENT_QUEUE *event_queue = NULL;
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52 | ALLEGRO_TIMER *timer = NULL;
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53 | ALLEGRO_BITMAP *bouncer = NULL;
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54 | float bouncer_x = SCREEN_W / 2.0 - BOUNCER_SIZE / 2.0;
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55 | float bouncer_y = SCREEN_H / 2.0 - BOUNCER_SIZE / 2.0;
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56 | bool key[4] = { false, false, false, false };
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57 | bool redraw = true;
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58 | bool doexit = false;
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59 |
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60 | chat chatConsole;
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61 |
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62 | if(!al_init()) {
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63 | fprintf(stderr, "failed to initialize allegro!\n");
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64 | return -1;
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65 | }
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66 |
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67 | al_init_font_addon();
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68 | al_init_ttf_addon();
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69 |
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70 | ALLEGRO_FONT *font = al_load_ttf_font("../pirulen.ttf", 12, 0);
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71 |
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72 | if (!font) {
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73 | fprintf(stderr, "Could not load 'pirulen.ttf'.\n");
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74 | getchar();
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75 | return -1;
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76 | }
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77 |
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78 | if(!al_install_keyboard()) {
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79 | fprintf(stderr, "failed to initialize the keyboard!\n");
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80 | return -1;
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81 | }
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82 |
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83 | timer = al_create_timer(1.0 / FPS);
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84 | if(!timer) {
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85 | fprintf(stderr, "failed to create timer!\n");
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86 | return -1;
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87 | }
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88 |
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89 | display = al_create_display(SCREEN_W, SCREEN_H);
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90 | if(!display) {
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91 | fprintf(stderr, "failed to create display!\n");
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92 | al_destroy_timer(timer);
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93 | return -1;
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94 | }
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95 |
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96 | bouncer = al_create_bitmap(BOUNCER_SIZE, BOUNCER_SIZE);
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97 | if(!bouncer) {
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98 | fprintf(stderr, "failed to create bouncer bitmap!\n");
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99 | al_destroy_display(display);
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100 | al_destroy_timer(timer);
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101 | return -1;
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102 | }
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103 |
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104 | event_queue = al_create_event_queue();
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105 | if(!event_queue) {
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106 | fprintf(stderr, "failed to create event_queue!\n");
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107 | al_destroy_bitmap(bouncer);
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108 | al_destroy_display(display);
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109 | al_destroy_timer(timer);
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110 | return -1;
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111 | }
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112 |
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113 | al_set_target_bitmap(bouncer);
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114 |
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115 | al_clear_to_color(al_map_rgb(255, 0, 255));
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116 |
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117 | al_set_target_bitmap(al_get_backbuffer(display));
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118 |
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119 | al_register_event_source(event_queue, al_get_display_event_source(display));
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120 |
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121 | al_register_event_source(event_queue, al_get_timer_event_source(timer));
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122 |
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123 | al_register_event_source(event_queue, al_get_keyboard_event_source());
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124 |
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125 | al_clear_to_color(al_map_rgb(0,0,0));
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126 |
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127 | al_flip_display();
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128 |
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129 | int sock, n;
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130 | struct sockaddr_in server, from;
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131 | struct hostent *hp;
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132 | char buffer[256];
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133 | NETWORK_MSG msgTo, msgFrom;
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134 |
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135 | if (argc != 3) {
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136 | cout << "Usage: server port" << endl;
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137 | exit(1);
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138 | }
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139 |
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140 | initWinSock();
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141 |
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142 | sock = socket(AF_INET, SOCK_DGRAM, 0);
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143 | if (sock < 0)
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144 | error("socket");
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145 |
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146 | server.sin_family = AF_INET;
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147 | hp = gethostbyname(argv[1]);
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148 | if (hp==0)
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149 | error("Unknown host");
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150 |
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151 | memcpy((char *)&server.sin_addr, (char *)hp->h_addr, hp->h_length);
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152 | server.sin_port = htons(atoi(argv[2]));
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153 |
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154 | strcpy(msgTo.buffer, "Hello");
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155 | n=sendMessage(&msgTo, sock, &server);
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156 | if (n < 0)
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157 | error("sendMessage");
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158 |
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159 | n = receiveMessage(&msgFrom, sock, &from);
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160 | if (n < 0)
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161 | error("receiveMessage");
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162 |
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163 | chatConsole.addLine(msgFrom.buffer);
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164 |
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165 | al_start_timer(timer);
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166 |
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167 | while(!doexit)
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168 | {
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169 | ALLEGRO_EVENT ev;
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170 | al_wait_for_event(event_queue, &ev);
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171 |
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172 | if(ev.type == ALLEGRO_EVENT_TIMER) {
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173 | if(key[KEY_UP] && bouncer_y >= 4.0) {
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174 | bouncer_y -= 4.0;
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175 | }
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176 |
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177 | if(key[KEY_DOWN] && bouncer_y <= SCREEN_H - BOUNCER_SIZE - 4.0) {
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178 | bouncer_y += 4.0;
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179 | }
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180 |
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181 | if(key[KEY_LEFT] && bouncer_x >= 4.0) {
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182 | bouncer_x -= 4.0;
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183 | }
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184 |
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185 | if(key[KEY_RIGHT] && bouncer_x <= SCREEN_W - BOUNCER_SIZE - 4.0) {
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186 | bouncer_x += 4.0;
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187 | }
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188 |
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189 | redraw = true;
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190 | }
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191 | else if(ev.type == ALLEGRO_EVENT_DISPLAY_CLOSE) {
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192 | doexit = true;
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193 | }
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194 | else if(ev.type == ALLEGRO_EVENT_KEY_DOWN) {
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195 | bool eventConsumed = chatConsole.processEvent(ev);
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196 |
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197 | if (eventConsumed) {
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198 | string input = chatConsole.getInput();
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199 | if (!input.empty()) {
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200 | cout << "input: " << input << endl;
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201 | strcpy(msgTo.buffer, input.c_str());
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202 |
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203 | n=sendMessage(&msgTo, sock, &server);
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204 | if (n < 0)
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205 | error("sendMessage");
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206 |
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207 | n = receiveMessage(&msgFrom, sock, &from);
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208 | if (n < 0)
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209 | error("receiveMessage");
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210 |
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211 | chatConsole.addLine(string(msgFrom.buffer));
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212 | cout << "Added new line" << endl;
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213 | }
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214 | }else {
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215 | switch(ev.keyboard.keycode) {
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216 | case ALLEGRO_KEY_UP:
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217 | key[KEY_UP] = true;
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218 | break;
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219 |
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220 | case ALLEGRO_KEY_DOWN:
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221 | key[KEY_DOWN] = true;
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222 | break;
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223 |
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224 | case ALLEGRO_KEY_LEFT:
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225 | key[KEY_LEFT] = true;
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226 | break;
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227 |
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228 | case ALLEGRO_KEY_RIGHT:
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229 | key[KEY_RIGHT] = true;
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230 | break;
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231 | }
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232 | }
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233 | }
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234 | else if(ev.type == ALLEGRO_EVENT_KEY_UP) {
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235 | switch(ev.keyboard.keycode) {
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236 | case ALLEGRO_KEY_UP:
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237 | key[KEY_UP] = false;
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238 | break;
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239 |
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240 | case ALLEGRO_KEY_DOWN:
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241 | key[KEY_DOWN] = false;
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242 | break;
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243 |
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244 | case ALLEGRO_KEY_LEFT:
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245 | key[KEY_LEFT] = false;
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246 | break;
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247 |
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248 | case ALLEGRO_KEY_RIGHT:
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249 | key[KEY_RIGHT] = false;
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250 | break;
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251 |
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252 | case ALLEGRO_KEY_ESCAPE:
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253 | doexit = true;
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254 | break;
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255 | }
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256 | }
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257 |
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258 | if(redraw && al_is_event_queue_empty(event_queue)) {
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259 | redraw = false;
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260 |
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261 | al_clear_to_color(al_map_rgb(0,0,0));
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262 |
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263 | al_draw_bitmap(bouncer, bouncer_x, bouncer_y, 0);
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264 |
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265 | chatConsole.draw(font, al_map_rgb(255,255,255));
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266 |
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267 | al_flip_display();
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268 | }
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269 | }
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270 |
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271 | #if defined WINDOWS
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272 | closesocket(sock);
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273 | #elif defined LINUX
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274 | close(sock);
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275 | #endif
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276 |
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277 | shutdownWinSock();
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278 |
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279 | al_destroy_event_queue(event_queue);
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280 | al_destroy_bitmap(bouncer);
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281 | al_destroy_display(display);
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282 | al_destroy_timer(timer);
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283 |
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284 | return 0;
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285 | }
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286 |
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287 | void initWinSock()
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288 | {
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289 | #if defined WINDOWS
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290 | WORD wVersionRequested;
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291 | WSADATA wsaData;
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292 | int wsaerr;
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293 |
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294 | wVersionRequested = MAKEWORD(2, 2);
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295 | wsaerr = WSAStartup(wVersionRequested, &wsaData);
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296 |
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297 | if (wsaerr != 0) {
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298 | cout << "The Winsock dll not found." << endl;
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299 | exit(1);
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300 | }else
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301 | cout << "The Winsock dll was found." << endl;
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302 | #endif
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303 | }
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304 |
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305 | void shutdownWinSock()
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306 | {
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307 | #if defined WINDOWS
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308 | WSACleanup();
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309 | #endif
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310 | }
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311 |
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312 | // need to make a function like this that works on windows
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313 | void error(const char *msg)
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314 | {
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315 | perror(msg);
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316 | shutdownWinSock();
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317 | exit(1);
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318 | }
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