quakeforge/libs/console/client.c

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/*
console.c
(description)
Copyright (C) 1996-1997 Id Software, Inc.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to:
Free Software Foundation, Inc.
59 Temple Place - Suite 330
Boston, MA 02111-1307, USA
$Id$
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#ifdef HAVE_STRING_H
# include <string.h>
#endif
#ifdef HAVE_STRINGS_H
# include <strings.h>
#endif
#include <stdarg.h>
#include "QF/cmd.h"
#include "QF/console.h"
#include "QF/cvar.h"
#include "QF/draw.h"
#include "QF/input.h"
#include "QF/keys.h"
#include "QF/plugin.h"
#include "QF/qargs.h"
#include "QF/screen.h"
#include "QF/sys.h"
#include "QF/va.h"
#include "QF/vid.h"
#include "QF/vfs.h"
#include "compat.h"
int con_ormask;
console_t con_main;
console_t con_chat;
console_t *con; // point to either con_main or con_chat
int con_linewidth; // characters across screen
int con_totallines; // total lines in console scrollback
float con_cursorspeed = 4;
cvar_t *con_notifytime; // seconds
#define NUM_CON_TIMES 4
float con_times[NUM_CON_TIMES]; // realtime time the line was generated
// for transparent notify lines
int con_vislines;
int con_notifylines; // scan lines to clear for notify lines
qboolean con_debuglog;
#define MAXCMDLINE 256
extern char key_lines[32][MAXCMDLINE];
extern int edit_line;
extern int key_linepos;
qboolean con_initialized;
void
Con_ToggleConsole_f (void)
{
Key_ClearTyping ();
/*XXX
if (key_dest == key_console) {
if (cls.state == ca_active)
key_dest = key_game;
} else
key_dest = key_console;
*/
Con_ClearNotify ();
}
void
Con_ToggleChat_f (void)
{
Key_ClearTyping ();
if (key_dest == key_console) {
/*XXX
if (cls.state == ca_active)
*/
key_dest = key_game;
game_target = KGT_DEFAULT;
} else {
key_dest = key_console;
game_target = KGT_CONSOLE;
}
Con_ClearNotify ();
}
void
Con_Clear_f (void)
{
con_main.numlines = 0;
con_chat.numlines = 0;
memset (con_main.text, ' ', CON_TEXTSIZE);
memset (con_chat.text, ' ', CON_TEXTSIZE);
con_main.display = con_main.current;
}
void
Con_ClearNotify (void)
{
int i;
for (i = 0; i < NUM_CON_TIMES; i++)
con_times[i] = 0;
}
void
Con_MessageMode_f (void)
{
/*XXX
if (cls.state != ca_active)
return;
*/
chat_team = false;
key_dest = key_message;
}
void
Con_MessageMode2_f (void)
{
/*XXX
if (cls.state != ca_active)
return;
*/
chat_team = true;
key_dest = key_message;
}
void
Con_Resize (console_t *con)
{
int i, j, width, oldwidth, oldtotallines, numlines, numchars;
char tbuf[CON_TEXTSIZE];
width = (vid.width >> 3) - 2;
if (width == con_linewidth)
return;
if (width < 1) { // video hasn't been initialized yet
width = 38;
con_linewidth = width;
con_totallines = CON_TEXTSIZE / con_linewidth;
memset (con->text, ' ', CON_TEXTSIZE);
} else {
oldwidth = con_linewidth;
con_linewidth = width;
oldtotallines = con_totallines;
con_totallines = CON_TEXTSIZE / con_linewidth;
numlines = oldtotallines;
if (con_totallines < numlines)
numlines = con_totallines;
numchars = oldwidth;
if (con_linewidth < numchars)
numchars = con_linewidth;
memcpy (tbuf, con->text, CON_TEXTSIZE);
memset (con->text, ' ', CON_TEXTSIZE);
for (i = 0; i < numlines; i++) {
for (j = 0; j < numchars; j++) {
con->text[(con_totallines - 1 - i) * con_linewidth + j] =
tbuf[((con->current - i + oldtotallines) %
oldtotallines) * oldwidth + j];
}
}
Con_ClearNotify ();
}
con->current = con_totallines - 1;
con->display = con->current;
}
/*
Con_CheckResize
If the line width has changed, reformat the buffer.
*/
void
Con_CheckResize (void)
{
Con_Resize (&con_main);
Con_Resize (&con_chat);
}
static void
C_Init (void)
{
con_debuglog = COM_CheckParm ("-condebug");
con = &con_main;
con_linewidth = -1;
Con_CheckResize ();
Con_Printf ("Console initialized.\n");
// register our commands
Cmd_AddCommand ("toggleconsole", Con_ToggleConsole_f,
"Toggle the console up and down");
Cmd_AddCommand ("togglechat", Con_ToggleChat_f,
"Toggle the console up and down");
Cmd_AddCommand ("messagemode", Con_MessageMode_f,
"Prompt to send a message to everyone");
Cmd_AddCommand ("messagemode2", Con_MessageMode2_f,
"Prompt to send a message to only people on your team");
Cmd_AddCommand ("clear", Con_Clear_f, "Clear the console");
con_initialized = true;
}
static void
C_Shutdown (void)
{
}
void
Con_Init_Cvars (void)
{
con_notifytime =
Cvar_Get ("con_notifytime", "3", CVAR_NONE, NULL,
"How long in seconds messages are displayed on screen");
}
void
Con_Linefeed (void)
{
con->x = 0;
if (con->display == con->current)
con->display++;
con->current++;
if (con->numlines < con_totallines)
con->numlines++;
memset (&con->text[(con->current % con_totallines) * con_linewidth],
' ', con_linewidth);
}
/*
C_Print
Handles cursor positioning, line wrapping, etc
All console printing must go through this in order to be logged to disk
If no console is visible, the notify window will pop up.
*/
void
C_Print (const char *fmt, va_list args)
{
static char *buffer;
static int buffer_size;
int size;
int y;
int c, l;
static int cr;
int mask;
const char *txt;
size = vsnprintf (buffer, buffer_size, fmt, args);
if (size + 1 > buffer_size) {
buffer_size = (size + 1 + 1024) % 1024; // 1k multiples
buffer = realloc (buffer, buffer_size);
if (!buffer)
Sys_Error ("console: could not allocate %d bytes\n",
buffer_size);
vsnprintf (buffer, buffer_size, fmt, args);
}
txt = buffer;
// echo to debugging console
Sys_Printf ("%s", buffer);
// log all messages to file
if (con_debuglog)
Sys_DebugLog (va ("%s/qconsole.log", com_gamedir), "%s", txt);
if (!con_initialized)
return;
if (txt[0] == 1 || txt[0] == 2) {
mask = 128; // go to colored text
txt++;
} else
mask = 0;
while ((c = *txt)) {
// count word length
for (l = 0; l < con_linewidth; l++)
if (txt[l] <= ' ')
break;
// word wrap
if (l != con_linewidth && (con->x + l > con_linewidth))
con->x = 0;
txt++;
if (cr) {
con->current--;
cr = false;
}
if (!con->x) {
Con_Linefeed ();
// mark time for transparent overlay
/*XXX
if (con->current >= 0)
con_times[con->current % NUM_CON_TIMES] = realtime;
*/
}
switch (c) {
case '\n':
con->x = 0;
break;
case '\r':
con->x = 0;
cr = 1;
break;
default: // display character and advance
y = con->current % con_totallines;
con->text[y * con_linewidth + con->x] = c | mask | con_ormask;
con->x++;
if (con->x >= con_linewidth)
con->x = 0;
break;
}
}
}
/*
DRAWING
*/
/*
Con_DrawInput
The input line scrolls horizontally if typing goes beyond the right edge
*/
void
Con_DrawInput (void)
{
int y;
int i;
char *text;
char temp[MAXCMDLINE];
/*XXX
if (key_dest != key_console && cls.state == ca_active)
return; // don't draw anything (always draw if not active)
*/
text = strcpy (temp, key_lines[edit_line]);
// fill out remainder with spaces
for (i = strlen (text); i < MAXCMDLINE; i++)
text[i] = ' ';
// add the cursor frame
/*XXX
if ((int) (realtime * con_cursorspeed) & 1)
text[key_linepos] = 11;
*/
// prestep if horizontally scrolling
if (key_linepos >= con_linewidth)
text += 1 + key_linepos - con_linewidth;
// draw it
y = con_vislines - 22;
for (i = 0; i < con_linewidth; i++)
Draw_Character8 ((i + 1) << 3, con_vislines - 22, text[i]);
}
/*
Con_DrawNotify
Draws the last few lines of output transparently over the game top
*/
void
Con_DrawNotify (void)
{
int x, v;
char *text;
int i;
float time;
char *s;
int skip;
v = 0;
for (i = con->current - NUM_CON_TIMES + 1; i <= con->current; i++) {
if (i < 0)
continue;
time = con_times[i % NUM_CON_TIMES];
if (time == 0)
continue;
/*XXX
time = realtime - time;
*/
if (time > con_notifytime->value)
continue;
text = con->text + (i % con_totallines) * con_linewidth;
clearnotify = 0;
scr_copytop = 1;
for (x = 0; x < con_linewidth; x++)
Draw_Character8 ((x + 1) << 3, v, text[x]);
v += 8;
}
if (key_dest == key_message) {
clearnotify = 0;
scr_copytop = 1;
if (chat_team) {
Draw_String8 (8, v, "say_team:");
skip = 11;
} else {
Draw_String8 (8, v, "say:");
skip = 5;
}
s = chat_buffer;
if (chat_bufferlen > (vid.width >> 3) - (skip + 1))
s += chat_bufferlen - ((vid.width >> 3) - (skip + 1));
x = 0;
while (s[x]) {
Draw_Character8 ((x + skip) << 3, v, s[x]);
x++;
}
/*XXX
Draw_Character8 ((x + skip) << 3, v,
10 + ((int) (realtime * con_cursorspeed) & 1));
*/
v += 8;
}
if (v > con_notifylines)
con_notifylines = v;
}
/*
Con_DrawConsole
Draws the console with the solid background
*/
void
Con_DrawConsole (int lines)
{
int i, x, y;
int rows;
char *text;
int row;
if (lines <= 0)
return;
// draw the background
Draw_ConsoleBackground (lines);
// draw the text
con_vislines = lines;
// changed to line things up better
rows = (lines - 22) >> 3; // rows of text to draw
y = lines - 30;
// draw from the bottom up
if (con->display != con->current) {
// draw arrows to show the buffer is backscrolled
for (x = 0; x < con_linewidth; x += 4)
Draw_Character8 ((x + 1) << 3, y, '^');
y -= 8;
rows--;
}
row = con->display;
for (i = 0; i < rows; i++, y -= 8, row--) {
if (row < 0)
break;
if (con->current - row >= con_totallines)
break; // past scrollback wrap point
text = con->text + (row % con_totallines) * con_linewidth;
for (x = 0; x < con_linewidth; x++)
Draw_Character8 ((x + 1) << 3, y, text[x]);
}
// draw the input prompt, user text, and cursor if desired
Con_DrawInput ();
}
void
Con_DrawDownload (int lines)
{
int i, j, x, y, n = 0; //XXX n
const char *text = 0;//XXX
char dlbar[1024];
/*XXX
if (!cls.download)
return;
text = COM_SkipPath(cls.downloadname);
*/
x = con_linewidth - ((con_linewidth * 7) / 40);
y = x - strlen (text) - 8;
i = con_linewidth / 3;
if (strlen (text) > i) {
y = x - i - 11;
strncpy (dlbar, text, i);
dlbar[i] = 0;
strncat (dlbar, "...", sizeof (dlbar) - strlen (dlbar));
} else
strncpy (dlbar, text, sizeof (dlbar));
strncat (dlbar, ": ", sizeof (dlbar) - strlen (dlbar));
i = strlen (dlbar);
dlbar[i++] = '\x80';
// where's the dot go?
/*XXX
if (cls.downloadpercent == 0)
n = 0;
else
n = y * cls.downloadpercent / 100;
*/
for (j = 0; j < y; j++)
if (j == n)
dlbar[i++] = '\x83';
else
dlbar[i++] = '\x81';
dlbar[i++] = '\x82';
dlbar[i] = 0;
/*XXX
snprintf (dlbar + strlen (dlbar), sizeof (dlbar) - strlen (dlbar),
" %02d%%", cls.downloadpercent);
*/
// draw it
y = lines - 22 + 8;
for (i = 0; i < strlen (dlbar); i++)
Draw_Character8 ((i + 1) << 3, y, dlbar[i]);
}
static general_funcs_t plugin_info_general_funcs = {
C_Init,
C_Shutdown,
};
static general_data_t plugin_info_general_data;
static console_funcs_t plugin_info_console_funcs = {
C_Print,
};
static console_data_t plugin_info_console_data;
static plugin_funcs_t plugin_info_funcs = {
&plugin_info_general_funcs,
0,
0,
0,
&plugin_info_console_funcs,
};
static plugin_data_t plugin_info_data = {
&plugin_info_general_data,
0,
0,
0,
&plugin_info_console_data,
};
static plugin_t plugin_info = {
qfp_console,
0,
QFPLUGIN_VERSION,
"0.1",
"client console driver",
"Copyright (C) 1996-1997 id Software, Inc.\n"
"Copyright (C) 1999,2000,2001 contributors of the QuakeForge"
" project\n"
"Please see the file \"AUTHORS\" for a list of contributors",
&plugin_info_funcs,
&plugin_info_data,
};
plugin_t *
PluginInfo (void)
{
return &plugin_info;
}