Console.cpp

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#include "Console.h"

Console::Console() {
        history.clear();
        pos = 0;
}

Console::~Console() {
        // there should be no pointers to handle..
}

bool Console::parse(char *str, char **cmd, char **param) {
        unsigned int i = 0;
        int len = strlen(str);

        if (len <= 0) {
                return false;
        }

        *cmd = &str[0];

        if (*cmd[0] != '/')
                return true;

        for (i=0; i<len; i++) {
                if (str[i] == ' ') {
                        str[i] = '\0';
                        if (i+1 < len)
                                *param = &str[i+1];
                        else
                                *param = NULL;
                        break;
                }
        }

        return true;
}

void Console::process() {
        char *str = (char *)(const char *)console;
        int len = strlen(str);

        char *cmd = NULL;
        char *param = NULL;

        this->parse(str, &cmd, &param);

        if (cmd) {
                //------------------------------
                // Chat message
                //------------------------------
                if (!param && cmd[0] != '/') {
                        if (gne->isRunning())
                                gne->sendChatMsg(cmd);
                }

                //------------------------------
                // Server
                //------------------------------
                else if (!strcmp(cmd,"/server")) {
                        gne->init(true);
                        gne->setMaxPlayers(15);
                        gne->setPlayerInfoSelf("Death Bringer");
                        gne->startServer();
                        g_myPlayerID = gne->getPlayerIdSelf();

                        Player *p;
                        p = gne->getPlayerById(g_myPlayerID);
                        strcpy(g_players[g_myPlayerID].name, p->getName());

                        addEx(Vec3(0.0f, 0.0f, 1.0f), "Starting server");
                }

                //------------------------------
                // Client
                //------------------------------
                else if (!strcmp(cmd, "/connect")) {
                        if (!param) {
                                addEx(Vec3(1.0f, 0.0f, 0.0f), "Missing parameter (adress)");
                        }
                        else {
                                gne->init(false);
                                gne->setMaxPlayers(15);
                                gne->setPlayerInfoSelf("Bender");
                                if (gne->joinServer(param) == -1) {
                                        addEx(Vec3(1.0f, 0.0f, 0.0f), "Failed to join server '%s'", param);
                                }
                                else {
                                        g_myPlayerID = gne->getPlayerIdSelf();
                                        Player *p;
                                        p = gne->getPlayerById(g_myPlayerID);
                                        strcpy(g_players[g_myPlayerID].name, p->getName());

                                        gne->updatePlayersFromServer();
                                        addEx(Vec3(0.0f, 0.0f, 1.0f), "Joining server '%s'", param);
                                }
                        }
                }

                //------------------------------
                // FPS
                //------------------------------
                else if (!strcmp(cmd, "/fps")) {
                        g_showFPS = !g_showFPS;
                        addEx(Vec3(0.0f, 1.0f, 0.0f), "%s FPS", g_showFPS ? "Showing" : "Hiding");
                }

                //------------------------------
                // Stencil Buffer Bits
                //------------------------------
                //else if (!strcmp(cmd, "/stencilbits")) {
                //      int i;
                //      glGetIntegerv(GL_STENCIL_BITS, &i);
                //      addEx(Vec3(0.0f, 1.0f, 0.0f), "Stencil bits: %d", i);
                //}

                //------------------------------
                // Stencil Buffer
                //------------------------------
                else if (!strcmp(cmd, "/shadows")) {
                        g_stencilBuffer = !g_stencilBuffer;
                        addEx(Vec3(0.0f, 1.0f, 0.0f), "Shadows %s", g_stencilBuffer ? "activated" : "deactivated");
                }

                //------------------------------
                // Quit / Exit
                //------------------------------
                else if (!strcmp(cmd, "/quit") || !strcmp(cmd, "/exit")) {
                        PostMessage(app->hWnd, WM_CLOSE, 0, 0);
                }

                //------------------------------
                // Help
                //------------------------------
                else if (!strcmp(cmd, "/help")) {
                        addEx(Vec3(1.0f, 0.0f, 0.0f), "No");
                }

                //------------------------------
                // Cheat
                //------------------------------
                else if (!strcmp(cmd, "/cheat")) {
                        addEx(Vec3(1.0f, 0.0f, 0.0f), "Cheating disabled");
                }

                //------------------------------
                // Unknown command
                //------------------------------
                else {
                        if (!param) {
                                addEx(Vec3(1.0f, 0.0f, 0.0f), "Unknown command: %s", cmd);
                        }
                        else {
                                addEx(Vec3(1.0f, 0.0f, 0.0f), "Unknown command: %s %s", cmd, param);
                        }
                }
        }
}

void Console::handleKey(unsigned int key) {
        switch(key & 0xffff) {
                case VK_ESCAPE:
                        console = "";
                        pos = 0;
                        g_console = false;
                        break;

                case 13:        // enter
                        if (console.getLength() > 0) {
                                process();
                                console = "";
                                pos = 0;
                                g_console = false;
                        }
                        else {
                                console = "";
                                pos = 0;
                                g_console = false;
                        }
                        break;

                case VK_LEFT:
                        if (pos > 0) pos--;
                        break;

                case VK_RIGHT:
                        if (pos < console.getLength()) pos++;
                        break;

                case VK_BACK:
                        if (pos > 0) {
                                console.remove(--pos, 1);
                        }
                        break;
        }
}

void Console::handleChar(char ch) {
        if (!isprint(ch))
                return;

        console.insert(pos++, (const char *)&ch, 1);
}

void Console::add(const char *str, Vec3 clr) {
        String s(str);
        ConsoleEntry ce;
        ce.str = s;
        ce.clr = clr;
        ce.time = g_time;
        history.addLast(ce);

        // clear to old history.. (ugly)
        while (history.getCount() > 50) {
                history.removeNode(history.getFirst());
        }
}

void Console::addEx(Vec3 clr, const char *str, ...) {
        ConsoleEntry ce;
        ce.clr = clr;

        char text[256];

        va_list va;
        
        va_start(va, str);
        vsprintf(text, str, va);
        va_end(va);

        String s(text);
        ce.str = s;
        ce.time = g_time;
        history.addLast(ce);

        // clear to old history.. (ugly)
        while (history.getCount() > 50) {
                history.removeNode(history.getFirst());
        }
}

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