ref: 2c25717e993049085ce20d1793e5474f6594c4f3
dir: /Game/src/console.c/
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include "duke3d.h"
#include "console.h"
#include "control.h"
#include "cvars.h"
#include "cvar_defs.h"
#include "engine.h"
#include "names.h"
#include "function.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;
}