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mirror of https://git.tartarus.org/simon/putty.git synced 2025-06-30 19:12:48 -05:00

Implement xterm 256-colour mode.

[originally from svn r4917]
[this svn revision also touched putty-wishlist]
This commit is contained in:
Simon Tatham
2004-11-28 15:13:34 +00:00
parent cdbb891f0f
commit e4e10e494b
8 changed files with 259 additions and 129 deletions

View File

@ -158,11 +158,13 @@ static enum {
} und_mode;
static int descent;
#define NCOLOURS 24
static COLORREF colours[NCOLOURS];
#define NCFGCOLOURS 24
#define NEXTCOLOURS 240
#define NALLCOLOURS (NCFGCOLOURS + NEXTCOLOURS)
static COLORREF colours[NALLCOLOURS];
static HPALETTE pal;
static LPLOGPALETTE logpal;
static RGBTRIPLE defpal[NCOLOURS];
static RGBTRIPLE defpal[NALLCOLOURS];
static HWND hwnd;
@ -1023,16 +1025,29 @@ static void cfgtopalette(void)
{
int i;
static const int ww[] = {
6, 7, 8, 9, 10, 11, 12, 13,
14, 15, 16, 17, 18, 19, 20, 21,
0, 1, 2, 3, 4, 4, 5, 5
256, 257, 258, 259, 260, 261,
0, 8, 1, 9, 2, 10, 3, 11,
4, 12, 5, 13, 6, 14, 7, 15
};
for (i = 0; i < 24; i++) {
for (i = 0; i < 22; i++) {
int w = ww[i];
defpal[i].rgbtRed = cfg.colours[w][0];
defpal[i].rgbtGreen = cfg.colours[w][1];
defpal[i].rgbtBlue = cfg.colours[w][2];
defpal[w].rgbtRed = cfg.colours[i][0];
defpal[w].rgbtGreen = cfg.colours[i][1];
defpal[w].rgbtBlue = cfg.colours[i][2];
}
for (i = 0; i < NEXTCOLOURS; i++) {
if (i < 216) {
int r = i / 36, g = (i / 6) % 6, b = i % 6;
defpal[i+16].rgbtRed = r * 0x33;
defpal[i+16].rgbtGreen = g * 0x33;
defpal[i+16].rgbtBlue = b * 0x33;
} else {
int shade = i - 216;
shade = (shade + 1) * 0xFF / (NEXTCOLOURS - 216 + 1);
defpal[i+16].rgbtRed = defpal[i+16].rgbtGreen =
defpal[i+16].rgbtBlue = shade;
}
}
/* Override with system colours if appropriate */
@ -1051,10 +1066,10 @@ static void systopalette(void)
int i;
static const struct { int nIndex; int norm; int bold; } or[] =
{
{ COLOR_WINDOWTEXT, 16, 17 }, /* Default Foreground */
{ COLOR_WINDOW, 18, 19 }, /* Default Background */
{ COLOR_HIGHLIGHTTEXT, 20, 21 }, /* Cursor Text */
{ COLOR_HIGHLIGHT, 22, 23 }, /* Cursor Colour */
{ COLOR_WINDOWTEXT, 256, 257 }, /* Default Foreground */
{ COLOR_WINDOW, 258, 259 }, /* Default Background */
{ COLOR_HIGHLIGHTTEXT, 260, 260 }, /* Cursor Text */
{ COLOR_HIGHLIGHT, 261, 261 }, /* Cursor Colour */
};
for (i = 0; i < (sizeof(or)/sizeof(or[0])); i++) {
@ -1083,10 +1098,10 @@ static void init_palette(void)
*/
logpal = smalloc(sizeof(*logpal)
- sizeof(logpal->palPalEntry)
+ NCOLOURS * sizeof(PALETTEENTRY));
+ NALLCOLOURS * sizeof(PALETTEENTRY));
logpal->palVersion = 0x300;
logpal->palNumEntries = NCOLOURS;
for (i = 0; i < NCOLOURS; i++) {
logpal->palNumEntries = NALLCOLOURS;
for (i = 0; i < NALLCOLOURS; i++) {
logpal->palPalEntry[i].peRed = defpal[i].rgbtRed;
logpal->palPalEntry[i].peGreen = defpal[i].rgbtGreen;
logpal->palPalEntry[i].peBlue = defpal[i].rgbtBlue;
@ -1102,12 +1117,12 @@ static void init_palette(void)
ReleaseDC(hwnd, hdc);
}
if (pal)
for (i = 0; i < NCOLOURS; i++)
for (i = 0; i < NALLCOLOURS; i++)
colours[i] = PALETTERGB(defpal[i].rgbtRed,
defpal[i].rgbtGreen,
defpal[i].rgbtBlue);
else
for (i = 0; i < NCOLOURS; i++)
for (i = 0; i < NALLCOLOURS; i++)
colours[i] = RGB(defpal[i].rgbtRed,
defpal[i].rgbtGreen, defpal[i].rgbtBlue);
}
@ -2905,8 +2920,12 @@ void do_text_internal(Context ctx, int x, int y, wchar_t *text, int len,
y += offset_height;
if ((attr & TATTR_ACTCURS) && (cfg.cursor_type == 0 || term->big_cursor)) {
attr &= ATTR_CUR_AND | (bold_mode != BOLD_COLOURS ? ATTR_BOLD : 0);
attr ^= ATTR_CUR_XOR;
attr &= ~(ATTR_REVERSE|ATTR_BLINK|ATTR_COLOURS);
if (bold_mode == BOLD_COLOURS)
attr &= ~ATTR_BOLD;
/* cursor fg and bg */
attr |= (260 << ATTR_FGSHIFT) | (261 << ATTR_BGSHIFT);
}
nfont = 0;
@ -2964,9 +2983,7 @@ void do_text_internal(Context ctx, int x, int y, wchar_t *text, int len,
nfont |= FONT_OEM;
nfg = ((attr & ATTR_FGMASK) >> ATTR_FGSHIFT);
nfg = 2 * (nfg & 0xF) + (nfg & 0x10 ? 1 : 0);
nbg = ((attr & ATTR_BGMASK) >> ATTR_BGSHIFT);
nbg = 2 * (nbg & 0xF) + (nbg & 0x10 ? 1 : 0);
if (bold_mode == BOLD_FONT && (attr & ATTR_BOLD))
nfont |= FONT_BOLD;
if (und_mode == UND_FONT && (attr & ATTR_UNDER))
@ -2987,10 +3004,14 @@ void do_text_internal(Context ctx, int x, int y, wchar_t *text, int len,
nfg = nbg;
nbg = t;
}
if (bold_mode == BOLD_COLOURS && (attr & ATTR_BOLD))
nfg |= 1;
if (bold_mode == BOLD_COLOURS && (attr & ATTR_BLINK))
nbg |= 1;
if (bold_mode == BOLD_COLOURS && (attr & ATTR_BOLD)) {
if (nfg < 16) nfg |= 8;
else if (nfg >= 256) nfg |= 1;
}
if (bold_mode == BOLD_COLOURS && (attr & ATTR_BLINK)) {
if (nbg < 16) nbg |= 8;
else if (nbg >= 256) nbg |= 1;
}
fg = colours[nfg];
bg = colours[nbg];
SelectObject(hdc, fonts[nfont]);
@ -3188,7 +3209,7 @@ void do_cursor(Context ctx, int x, int y, wchar_t *text, int len,
pts[2].x = pts[3].x = x + char_width - 1;
pts[0].y = pts[3].y = pts[4].y = y;
pts[1].y = pts[2].y = y + font_height - 1;
oldpen = SelectObject(hdc, CreatePen(PS_SOLID, 0, colours[23]));
oldpen = SelectObject(hdc, CreatePen(PS_SOLID, 0, colours[261]));
Polyline(hdc, pts, 5);
oldpen = SelectObject(hdc, oldpen);
DeleteObject(oldpen);
@ -4221,21 +4242,18 @@ static void real_palette_set(int n, int r, int g, int b)
logpal->palPalEntry[n].peBlue = b;
logpal->palPalEntry[n].peFlags = PC_NOCOLLAPSE;
colours[n] = PALETTERGB(r, g, b);
SetPaletteEntries(pal, 0, NCOLOURS, logpal->palPalEntry);
SetPaletteEntries(pal, 0, NALLCOLOURS, logpal->palPalEntry);
} else
colours[n] = RGB(r, g, b);
}
void palette_set(void *frontend, int n, int r, int g, int b)
{
static const int first[21] = {
0, 2, 4, 6, 8, 10, 12, 14,
1, 3, 5, 7, 9, 11, 13, 15,
16, 17, 18, 20, 22
};
real_palette_set(first[n], r, g, b);
if (first[n] >= 18)
real_palette_set(first[n] + 1, r, g, b);
if (n >= 16)
n += 256 - 16;
if (n > NALLCOLOURS)
return;
real_palette_set(n, r, g, b);
if (pal) {
HDC hdc = get_ctx(frontend);
UnrealizeObject(pal);
@ -4248,7 +4266,8 @@ void palette_reset(void *frontend)
{
int i;
for (i = 0; i < NCOLOURS; i++) {
/* And this */
for (i = 0; i < NALLCOLOURS; i++) {
if (pal) {
logpal->palPalEntry[i].peRed = defpal[i].rgbtRed;
logpal->palPalEntry[i].peGreen = defpal[i].rgbtGreen;
@ -4264,7 +4283,7 @@ void palette_reset(void *frontend)
if (pal) {
HDC hdc;
SetPaletteEntries(pal, 0, NCOLOURS, logpal->palPalEntry);
SetPaletteEntries(pal, 0, NALLCOLOURS, logpal->palPalEntry);
hdc = get_ctx(frontend);
RealizePalette(hdc);
free_ctx(hdc);

View File

@ -97,6 +97,7 @@
#define WINHELP_CTX_selection_linedraw "selection.linedraw"
#define WINHELP_CTX_selection_rtf "selection.rtf"
#define WINHELP_CTX_colours_ansi "colours.ansi"
#define WINHELP_CTX_colours_xterm256 "colours.xterm256"
#define WINHELP_CTX_colours_bold "colours.bold"
#define WINHELP_CTX_colours_system "colours.system"
#define WINHELP_CTX_colours_logpal "colours.logpal"