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ui/curses: Support line graphics chars on -curses mode 

This converts vga code to curses code in console_write_bh().

With this changes, we can see line graphics (for example, dialog uses)
correctly.

Signed-off-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
OGAWA Hirofumi 2015-10-19 21:23:46 +09:00 committed by Gerd Hoffmann
parent 615220ddaf
commit e2368dc968
2 changed files with 55 additions and 1 deletions
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12
include/ui/console.h
View File

@ -321,13 +321,23 @@ static inline pixman_format_code_t surface_format(DisplaySurface *s)
#ifdef CONFIG_CURSES
#include <curses.h>
typedef chtype console_ch_t;
extern chtype vga_to_curses[];
#else
typedef unsigned long console_ch_t;
#endif
static inline void console_write_ch(console_ch_t *dest, uint32_t ch)
{
if (!(ch & 0xff))
uint8_t c = ch;
#ifdef CONFIG_CURSES
if (vga_to_curses[c]) {
ch &= ~(console_ch_t)0xff;
ch |= vga_to_curses[c];
}
#else
if (c == '\0') {
ch |= ' ';
}
#endif
*dest = ch;
}

44
ui/curses.c
View File

@ -42,6 +42,8 @@ static WINDOW *screenpad = NULL;
static int width, height, gwidth, gheight, invalidate;
static int px, py, sminx, sminy, smaxx, smaxy;
chtype vga_to_curses[256];
static void curses_update(DisplayChangeListener *dcl,
int x, int y, int w, int h)
{
@ -348,6 +350,48 @@ static void curses_setup(void)
for (i = 64; i < COLOR_PAIRS; i++) {
init_pair(i, COLOR_WHITE, COLOR_BLACK);
}
/*
* Setup mapping for vga to curses line graphics.
* FIXME: for better font, have to use ncursesw and setlocale()
*/
#if 0
/* FIXME: map from where? */
ACS_S1;
ACS_S3;
ACS_S7;
ACS_S9;
#endif
/* ACS_* is not constant. So, we can't initialize statically. */
vga_to_curses['\0'] = ' ';
vga_to_curses[0x04] = ACS_DIAMOND;
vga_to_curses[0x0a] = ACS_RARROW;
vga_to_curses[0x0b] = ACS_LARROW;
vga_to_curses[0x18] = ACS_UARROW;
vga_to_curses[0x19] = ACS_DARROW;
vga_to_curses[0x9c] = ACS_STERLING;
vga_to_curses[0xb0] = ACS_BOARD;
vga_to_curses[0xb1] = ACS_CKBOARD;
vga_to_curses[0xb3] = ACS_VLINE;
vga_to_curses[0xb4] = ACS_RTEE;
vga_to_curses[0xbf] = ACS_URCORNER;
vga_to_curses[0xc0] = ACS_LLCORNER;
vga_to_curses[0xc1] = ACS_BTEE;
vga_to_curses[0xc2] = ACS_TTEE;
vga_to_curses[0xc3] = ACS_LTEE;
vga_to_curses[0xc4] = ACS_HLINE;
vga_to_curses[0xc5] = ACS_PLUS;
vga_to_curses[0xce] = ACS_LANTERN;
vga_to_curses[0xd8] = ACS_NEQUAL;
vga_to_curses[0xd9] = ACS_LRCORNER;
vga_to_curses[0xda] = ACS_ULCORNER;
vga_to_curses[0xdb] = ACS_BLOCK;
vga_to_curses[0xe3] = ACS_PI;
vga_to_curses[0xf1] = ACS_PLMINUS;
vga_to_curses[0xf2] = ACS_GEQUAL;
vga_to_curses[0xf3] = ACS_LEQUAL;
vga_to_curses[0xf8] = ACS_DEGREE;
vga_to_curses[0xfe] = ACS_BULLET;
}
static void curses_keyboard_setup(void)