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engine: client: first attempt to use utflib to replace Con_UtfProcessCharForce calls

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This commit is contained in:
Alibek Omarov 2024-05-15 05:25:53 +03:00
parent a084dea07c
commit 6c03fb0226
1 changed files with 31 additions and 94 deletions
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125
engine/client/console.c
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@ -21,6 +21,7 @@ GNU General Public License for more details.
#include "qfont.h"
#include "wadfile.h"
#include "input.h"
#include "utflib.h"
static CVAR_DEFINE_AUTO( scr_conspeed, "600", FCVAR_ARCHIVE, "console moving speed" );
static CVAR_DEFINE_AUTO( con_notifytime, "3", FCVAR_ARCHIVE, "notify time to live" );
@ -610,19 +611,6 @@ static void Con_LoadConchars( void )
con.curFont = &con.chars[fontSize];
}
// CP1251 table
int table_cp1251[64] = {
0x0402, 0x0403, 0x201A, 0x0453, 0x201E, 0x2026, 0x2020, 0x2021,
0x20AC, 0x2030, 0x0409, 0x2039, 0x040A, 0x040C, 0x040B, 0x040F,
0x0452, 0x2018, 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014,
0x007F, 0x2122, 0x0459, 0x203A, 0x045A, 0x045C, 0x045B, 0x045F,
0x00A0, 0x040E, 0x045E, 0x0408, 0x00A4, 0x0490, 0x00A6, 0x00A7,
0x0401, 0x00A9, 0x0404, 0x00AB, 0x00AC, 0x00AD, 0x00AE, 0x0407,
0x00B0, 0x00B1, 0x0406, 0x0456, 0x0491, 0x00B5, 0x00B6, 0x00B7,
0x0451, 0x2116, 0x0454, 0x00BB, 0x0458, 0x0405, 0x0455, 0x0457
};
/*
============================
Con_UtfProcessChar
@ -632,83 +620,24 @@ Convert utf char to current font's single-byte encoding
*/
int Con_UtfProcessCharForce( int in )
{
static int m = -1, k = 0; //multibyte state
static int uc = 0; //unicode char
// TODO: get rid of global state where possible
static utfstate_t state = { 0 };
if( !in )
{
m = -1;
k = 0;
uc = 0;
return 0;
}
int ch = Q_DecodeUTF8( &state, in );
// Get character length
if(m == -1)
{
uc = 0;
if( in >= 0xF8 )
return 0;
else if( in >= 0xF0 )
uc = in & 0x07, m = 3;
else if( in >= 0xE0 )
uc = in & 0x0F, m = 2;
else if( in >= 0xC0 )
uc = in & 0x1F, m = 1;
else if( in <= 0x7F)
return in; //ascii
// return 0 if we need more chars to decode one
k=0;
return 0;
}
// get more chars
else if( k <= m )
{
uc <<= 6;
uc += in & 0x3F;
k++;
}
if( in > 0xBF || m < 0 )
{
m = -1;
return 0;
}
if( k == m )
{
k = m = -1;
if( g_codepage == 1251 )
{
// cp1251 now
if( uc >= 0x0410 && uc <= 0x042F )
return uc - 0x410 + 0xC0;
if( uc >= 0x0430 && uc <= 0x044F )
return uc - 0x430 + 0xE0;
else
{
int i;
for( i = 0; i < 64; i++ )
if( table_cp1251[i] == uc )
return i + 0x80;
}
}
else if( g_codepage == 1252 )
{
if( uc < 255 )
return uc;
}
if( g_codepage == 1251 )
return Q_UnicodeToCP1251( ch );
if( g_codepage == 1252 )
return Q_UnicodeToCP1252( ch );
// not implemented yet
return '?';
}
return 0;
return '?'; // not implemented yet
}
int GAME_EXPORT Con_UtfProcessChar( int in )
{
if( !g_utf8 )
return in;
else
return Con_UtfProcessCharForce( in );
return Con_UtfProcessCharForce( in );
}
/*
=================
@ -719,16 +648,22 @@ get position of previous printful char
*/
int Con_UtfMoveLeft( char *str, int pos )
{
int i, k = 0;
// int j;
utfstate_t state = { 0 };
int k = 0;
int i;
if( !g_utf8 )
return pos - 1;
Con_UtfProcessChar( 0 );
if(pos == 1) return 0;
for( i = 0; i < pos-1; i++ )
if( Con_UtfProcessChar( (unsigned char)str[i] ) )
k = i+1;
Con_UtfProcessChar( 0 );
if( pos == 1 )
return 0;
for( i = 0; i < pos - 1; i++ )
{
if( Q_DecodeUTF8( &state, (byte)str[i] ))
k = i + 1;
}
return k;
}
@ -741,17 +676,19 @@ get next of previous printful char
*/
int Con_UtfMoveRight( char *str, int pos, int length )
{
utfstate_t state = { 0 };
int i;
if( !g_utf8 )
return pos + 1;
Con_UtfProcessChar( 0 );
for( i = pos; i <= length; i++ )
{
if( Con_UtfProcessChar( (unsigned char)str[i] ) )
return i+1;
if( Q_DecodeUTF8( &state, (byte)str[i] ))
return i + 1;
}
Con_UtfProcessChar( 0 );
return pos+1;
return pos + 1;
}
static void Con_DrawCharToConback( int num, const byte *conchars, byte *dest )