ref: a6fef544fcede240bd0c3c6858b0505b2ecb735f
dir: /Game/src/console.c/
#include "duke3d.h" #include "console.h" #include "cvars.h" #include "cvar_defs.h" #include <stdarg.h> // For autoexec.cfg #include <stdio.h> #define MAX_STRING_LENGTH 64 #define MAX_CONSOLE_STRING_LENGTH 70 #define MAX_CVAR_ARGS 10 #define MAX_CONSOLE_VIEWABLE 10 #define BUILD_NUMBER "Build 19" typedef struct console_element { char text[MAX_CONSOLE_STRING_LENGTH]; void* prev; void* next; }CONSOLEELEMENT; // Private member functions void CONSOLE_InsertUsedCommand(const char * szUsedCommand); void CONSOLE_ClearUsedCommandList(); void CONSOLE_RecalculateDirtyBuffer(); // console argument tracker int argc; char argv[MAX_CVAR_ARGS][MAX_CONSOLE_STRING_LENGTH]; // Console entries, prepending linked list CONSOLEELEMENT *console_buffer = NULL; // Current viewed setion of the console CONSOLEELEMENT *p_console_current_view = NULL; // Previously entered commands: CONSOLEELEMENT *console_used_command_list = NULL; // Previously entered commands: CONSOLEELEMENT *console_used_command_list_current = NULL; // dirty buffer char dirty_buffer[MAX_CONSOLE_STRING_LENGTH]; // dirty buffer control vars int console_cursor_pos = 0; //without spaces int console_num_spaces = 0; //number of spaces // Toggle for the console state int nConsole_Active = 0; void CVAR_RegisterDefaultCvarBindings(void); // Initialize the console void CONSOLE_Init() { CONSOLE_Reset(); // Console Variable init CVAR_RegisterDefaultCvarBindings(); // read in our startup.txt CONSOLE_ParseStartupScript(); CONSOLE_Printf("Type \'HELP\' for help with console Commands."); } void CONSOLE_Reset() { CONSOLEELEMENT *pElement; CONSOLEELEMENT *pDelElement; // Free the list if it exists pElement = console_buffer; while(pElement) { pDelElement = pElement; pElement = (CONSOLEELEMENT*)pElement->next; free(pDelElement); } console_buffer = NULL; p_console_current_view = NULL; } void CONSOLE_Term() { // Do any clean up releasing to the console CONSOLE_Reset(); CONSOLE_ClearUsedCommandList(); } void CONSOLE_ParseStartupScript() { // FIX_00017: heavy autoexec.cfg not needed anymore. char *sStartupScript = "startup.cfg"; FILE* fp = fopen(sStartupScript, "r"); // If the file exists if(NULL != fp) { char line[128]; memset(line, 0, 128); while(fgets(line ,128-1, fp) != NULL) { CONSOLE_ParseCommand(line); memset(line, 0, 128); } fclose(fp); } } void CONSOLE_HandleInput() { char * lastKey; int tmp; if(g_CV_classic) { nConsole_Active = 0; return; } // See if we should toggle the console if(ACTION(gamefunc_Console)) { nConsole_Active = !nConsole_Active; CONTROL_ClearAction(gamefunc_Console); //KB_ClearKeyDown(sc_Tilde); if(nConsole_Active) { // If this is a singleplayer game, let's pause the game when the console is active if (numplayers == 1) { if (!ud.recstat) //check if we are not playing a Demo and console is active { ud.pause_on = 1; }else { ud.pause_on = 0; } } } else // Bug fix: make sure the frag bar displays after console // is hidden //if(!nConsole_Active) { if ( ud.multimode > 1 && ud.coop != 1 ) { displayfragbar(); } if(numplayers<2) ud.pause_on = 0; // FIX_00078: Out Of Synch error (multiplayer) when using console in pause mode } return; } // If the console is not active, there's no need to process input if(!nConsole_Active) { return; } switch(KB_GetLastScanCode()) { case sc_Space: { if(strlen(dirty_buffer) < MAX_CONSOLE_STRING_LENGTH-2) { strncat(dirty_buffer, " ", 1); console_num_spaces++; } } break; case sc_Delete: case sc_BackSpace: { tmp = strlen(dirty_buffer); if(tmp > 0) { if( dirty_buffer[tmp - 1] == ' ' ) { dirty_buffer[tmp - 1] = '\0'; console_num_spaces--; } else { dirty_buffer[tmp - 1] = '\0'; console_cursor_pos--; } } } break; //Ignore list case sc_LeftShift: case sc_RightShift: case sc_PrintScreen: case sc_Tab: case sc_NumLock: case sc_LeftAlt: case sc_LeftControl: case sc_CapsLock: case sc_Bad: case sc_LeftArrow: case sc_RightArrow: case sc_Insert: case sc_Home: //this should take us to the top of the list case sc_RightAlt: case sc_RightControl: case sc_Tilde: //ignore { }break; case sc_kpad_Enter: case sc_Enter: { //If console_buffer[0] strlen() != 0 //1. Push the dirty_buffer unto the console_buffer //2. parse the text CONSOLE_Printf("%s", dirty_buffer); console_cursor_pos = 0; console_num_spaces = 0; CONSOLE_InsertUsedCommand(dirty_buffer); CONSOLE_ParseCommand(dirty_buffer); memset(dirty_buffer, 0, MAX_CONSOLE_STRING_LENGTH); }break; case sc_UpArrow: { /* if(p_console_current_view->next != NULL) { p_console_current_view = p_console_current_view->next; } */ if(console_used_command_list_current == NULL) { if(NULL == console_used_command_list) { break; } console_used_command_list_current = console_used_command_list; sprintf(dirty_buffer, "%s", console_used_command_list_current->text); CONSOLE_RecalculateDirtyBuffer(); break; } if(console_used_command_list_current->next != NULL) { console_used_command_list_current = console_used_command_list_current->next; sprintf(dirty_buffer, "%s", console_used_command_list_current->text); CONSOLE_RecalculateDirtyBuffer(); }else if(console_used_command_list_current != NULL) { sprintf(dirty_buffer, "%s", console_used_command_list_current->text); CONSOLE_RecalculateDirtyBuffer(); } }break; case sc_PgUp: { int i; for(i = 0; i < MAX_CONSOLE_VIEWABLE; i++) { if(p_console_current_view->next != NULL) { p_console_current_view = p_console_current_view->next; } else { break; } } }break; case sc_DownArrow: { /* if(p_console_current_view->prev != NULL) { p_console_current_view = p_console_current_view->prev; } */ if(console_used_command_list_current != NULL) { if(console_used_command_list_current->prev != NULL) { console_used_command_list_current = console_used_command_list_current->prev; sprintf(dirty_buffer, "%s", console_used_command_list_current->text); CONSOLE_RecalculateDirtyBuffer(); } } }break; case sc_PgDn: { int i; for(i = 0; i < MAX_CONSOLE_VIEWABLE; i++) { if(p_console_current_view->prev != NULL) { p_console_current_view = p_console_current_view->prev; } else { break; } } }break; case sc_End: { p_console_current_view = console_buffer; }break; case sc_Escape: { nConsole_Active = 0; KB_ClearKeyDown(sc_Escape); // FIX_00057: Using ESC to get out of the console mode wouldn't take pause mode off if(numplayers<2) ud.pause_on = 0; // FIX_00078: Out Of Synch error (multiplayer) when using console in pause mode }break; default: { if(strlen(dirty_buffer) < MAX_CONSOLE_STRING_LENGTH-2) { lastKey = KB_ScanCodeToString(KB_GetLastScanCode()); if(lastKey) { strncat(dirty_buffer, lastKey, 1); console_cursor_pos++; //printf("Key %s : %s\n", lastKey, console_buffer[0]); } } } break; } KB_ClearLastScanCode(); } void CONSOLE_Render() { if(g_CV_classic) { return; } // Let the Cvars draw something if they need to. CVAR_Render(); if(nConsole_Active) { int x,y, y1, y2; int i, iCurHeight = 0, iCurWidth = 0; int iYOffset = 3; //offset for the console text CONSOLEELEMENT *pElement; y1 = 0; y2 = (ydim / 2) - ((ydim / 2)/12); // Draw console background for(y=y1;y<y2;y+=128) { for(x=0;x<xdim;x+=128) { rotatesprite(x<<16,y<<16,65536L,0,BIGHOLE,8,0,(g_CV_TransConsole ? 1:0)+8+16+64+128,0,y1,xdim-1,y2-1); } } // Draw bottom egde of console rotatesprite(78<<16,94<<16,65536L,512,WINDOWBORDER1,24,0,2+8,0,0,xdim-1,ydim-1); rotatesprite(238<<16,94<<16,65536L,512,WINDOWBORDER1,24,0,2+8,0,0,xdim-1,ydim-1); // Draw the contents of the console buffer pElement = p_console_current_view;//console_buffer; for(i = 0; i < MAX_CONSOLE_VIEWABLE; i++) { if(!pElement) { break; } minitext(5,(8*(9-i)) + iYOffset, pElement->text, g_CV_console_text_color, 10+16); pElement = (CONSOLEELEMENT*)pElement->next; } // Set the height of the new line iCurHeight = (8*10) + iYOffset; // Draw dirty buffer minitext(5, iCurHeight, dirty_buffer, 0,10+16); // Calculate the location of the cursor iCurWidth = (console_cursor_pos*4) + (console_num_spaces*5) +5; //Draw the version number minitext(283, iCurHeight, BUILD_NUMBER, 17,10+16); // Draw the cursor //Change the color every second minitext(iCurWidth, iCurHeight,"_",(time(NULL)%2)+1,10+16); } else if(g_CV_num_console_lines > 0) { int i, iYOffset = 3; //offset for the console text CONSOLEELEMENT *pElement; // Draw the contents of the console buffer pElement = console_buffer; for(i = 0; i < g_CV_num_console_lines; i++) { if(!pElement) { break; } minitext(5,(8*((g_CV_num_console_lines-1)-i)) + iYOffset, pElement->text, g_CV_console_text_color, 10+16); pElement = (CONSOLEELEMENT*)pElement->next; } } } void CONSOLE_ParseCommand(char * command) { char *cvar; char *token; int i, numCvars; argc = 0; if( strlen(command) < 1) { return; } // Split the command into cvar and args cvar = strtok(command, " \r\n"); for(i = 0; i < MAX_CVAR_ARGS; i++) { token = strtok(NULL, " "); if(!token) { break; } sprintf(argv[i], "%s", token); argc++; } // Cycle through our cvar list and look for this keyword numCvars = CVAR_GetNumCvarBindings(); for(i = 0; i < numCvars; i++) { cvar_binding* binding = CVAR_GetCvarBinding(i); // Did we find it? if ( strcmpi(cvar, binding->name) == 0 ) { binding->function(binding); break; } } } void CONSOLE_InsertUsedCommand(const char * szUsedCommand) { //create a new element in the list, and add it to the front CONSOLEELEMENT *pElement = (CONSOLEELEMENT*)malloc(sizeof(CONSOLEELEMENT)); if(pElement) { //Store our newly created member as the prev address if(NULL != console_used_command_list) { console_used_command_list->prev = pElement; } // Set the next pointer to the front of the list pElement->next = console_used_command_list; console_used_command_list_current = NULL;//pElement; // Prepend the entry. This entry is now the head of the list. console_used_command_list = pElement; // Make sure we NULL out the prev for our top level element pElement->prev = NULL; //sprintf(console_buffer->text, "%s", msg); memset(console_used_command_list->text, 0, MAX_CONSOLE_STRING_LENGTH); strncpy(console_used_command_list->text, szUsedCommand, MAX_CONSOLE_STRING_LENGTH-2); } } void CONSOLE_ClearUsedCommandList() { CONSOLEELEMENT *pElement; CONSOLEELEMENT *pDelElement; // Free the list if it exists pElement = console_used_command_list; while(pElement) { pDelElement = pElement; pElement = (CONSOLEELEMENT*)pElement->next; free(pDelElement); } console_used_command_list = NULL; console_used_command_list_current = NULL; } void CONSOLE_RecalculateDirtyBuffer() { int len; int l; console_cursor_pos = 0; //without spaces console_num_spaces = 0; //number of spac len = strlen(dirty_buffer); for(l = 0; l < len; ++l) { if(dirty_buffer[l] == ' ') { ++console_num_spaces; } else { ++console_cursor_pos; } } } void CONSOLE_Printf(const char *newmsg, ...) { CONSOLEELEMENT *pElement; va_list argptr; char msg[512];//[MAX_CONSOLE_STRING_LENGTH]; va_start (argptr,newmsg); vsprintf (msg, newmsg, argptr); va_end (argptr); //create a new element in the list, and add it to the front pElement = (CONSOLEELEMENT*)malloc(sizeof(CONSOLEELEMENT)); if(pElement) { //Store our newly created member as the prev address if(NULL != console_buffer) { console_buffer->prev = pElement; } // Set the next pointer to the front of the list pElement->next = console_buffer; // Set our view, if they are at the bottom of the list. // Otherwise, if we set it everytime, Folks might lose // what they were looking for in the output, if they // were using pgup and pgdn to scroll through the entries. if(p_console_current_view == console_buffer) { p_console_current_view = pElement; } // Prepend the entry. This entry is now the head of the list. console_buffer = pElement; // Make sure we NULL out the prev for our top level element pElement->prev = NULL; //sprintf(console_buffer->text, "%s", msg); memset(console_buffer->text, 0, MAX_CONSOLE_STRING_LENGTH); strncpy(console_buffer->text, msg, MAX_CONSOLE_STRING_LENGTH-2); } } // Get the current number of args for this keyword int CONSOLE_GetArgc() { return argc; } // Get the current list of args for this keyword char * CONSOLE_GetArgv(unsigned int var) { return argv[var]; } // Is our console showing? int CONSOLE_IsActive() { return nConsole_Active; } // Set our consople active or not. void CONSOLE_SetActive(int i) { nConsole_Active = (i == 0) ? 0 : 1; }