Fix 256-colours-match-xterm, based on 256colres.pl from xterm-205.

[u/mdw/putty] / unix / gtkwin.c

diff --git a/unix/gtkwin.c b/unix/gtkwin.c
index a571385..6818fff 100644 (file)
--- a/unix/gtkwin.c
+++ b/unix/gtkwin.c
@@ -1407,12 +1407,12 @@ void palette_reset(void *frontend)
     for (i = 0; i < NEXTCOLOURS; i++) {
        if (i < 216) {
            int r = i / 36, g = (i / 6) % 6, b = i % 6;
-           inst->cols[i+16].red = r * 0x3333;
-           inst->cols[i+16].green = g * 0x3333;
-           inst->cols[i+16].blue = b * 0x3333;
+           inst->cols[i+16].red = r ? r * 0x2828 + 0x3737 : 0;
+           inst->cols[i+16].green = g ? g * 0x2828 + 0x3737 : 0;
+           inst->cols[i+16].blue = b ? b + 0x2828 + 0x3737 : 0;
        } else {
            int shade = i - 216;
-           shade = (shade + 1) * 0xFFFF / (NEXTCOLOURS - 216 + 1);
+           shade = shade * 0x0a0a + 0x0808;
            inst->cols[i+16].red = inst->cols[i+16].green =
                inst->cols[i+16].blue = shade;
        }
@@ -1885,7 +1885,7 @@ void do_text_internal(Context ctx, int x, int y, wchar_t *text, int len,
     GdkGC *gc = dctx->gc;
     int ncombining, combining;
     int nfg, nbg, t, fontid, shadow, rlen, widefactor;
-    int monochrome = gtk_widget_get_visual(dctx->inst->area)->depth == 1;
+    int monochrome = gtk_widget_get_visual(inst->area)->depth == 1;
 
     if (attr & TATTR_COMBINING) {
        ncombining = len;
@@ -1895,7 +1895,7 @@ void do_text_internal(Context ctx, int x, int y, wchar_t *text, int len,
 
     nfg = ((monochrome ? ATTR_DEFFG : (attr & ATTR_FGMASK)) >> ATTR_FGSHIFT);
     nbg = ((monochrome ? ATTR_DEFBG : (attr & ATTR_BGMASK)) >> ATTR_BGSHIFT);
-    if (attr & ATTR_REVERSE) {
+    if (!!(attr & ATTR_REVERSE) ^ (monochrome && (attr & TATTR_ACTCURS))) {
        t = nfg;
        nfg = nbg;
        nbg = t;
@@ -1908,7 +1908,7 @@ void do_text_internal(Context ctx, int x, int y, wchar_t *text, int len,
        if (nbg < 16) nbg |= 8;
        else if (nbg >= 256) nbg |= 1;
     }
-    if (attr & TATTR_ACTCURS) {
+    if ((attr & TATTR_ACTCURS) && !monochrome) {
        nfg = 260;
        nbg = 261;
     }