rename the project into madtty.

[apps/madtty.git] / inject_csi.c

diff --git a/inject_csi.c b/inject_csi.c
index 2d3ba65..3942304 100644 (file)
--- a/inject_csi.c
+++ b/inject_csi.c
@@ -1,21 +1,32 @@
+/*
+LICENSE INFORMATION:
+This program is free software; you can redistribute it and/or
+modify it under the terms of the GNU Lesser General Public
+License (LGPL) as published by the Free Software Foundation.
+
+Please refer to the COPYING file for more information.
+
+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 Lesser General Public
+License along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
+
+Copyright (c) 2004 Bruno T. C. de Oliveira
+*/
+
+
 #include "inject_csi.h"
 #include "roteprivate.h"
 #include <stdlib.h>
 #include <string.h>
+#include <stdio.h>
 
 #define MAX_CSI_ES_PARAMS 32
    
-static inline void clamp_cursor_to_bounds(RoteTerm *rt) {
-   if (rt->crow < 0) rt->curpos_dirty = true, rt->crow = 0;
-   if (rt->ccol < 0) rt->curpos_dirty = true, rt->ccol = 0;
-
-   if (rt->crow >= rt->rows) 
-      rt->curpos_dirty = true, rt->crow = rt->rows - 1;
-
-   if (rt->ccol >= rt->cols)
-      rt->curpos_dirty = true, rt->ccol = rt->cols - 1;
-}
-
 /* interprets a 'set attribute' (SGR) CSI escape sequence */
 static void interpret_csi_SGR(RoteTerm *rt, int param[], int pcount) {
    int i;
@@ -27,11 +38,46 @@ static void interpret_csi_SGR(RoteTerm *rt, int param[], int pcount) {
    }
 
    for (i = 0; i < pcount; i++) {
+
+// From http://vt100.net/docs/vt510-rm/SGR table 5-16
+// 0   All attributes off
+// 1   Bold
+// 4   Underline
+// 5   Blinking
+// 7   Negative image
+// 8   Invisible image
+// 10  The ASCII character set is the current 7-bit
+//     display character set (default) - SCO Console only.
+// 11  Map Hex 00-7F of the PC character set codes
+//     to the current 7-bit display character set
+//     - SCO Console only.
+// 12  Map Hex 80-FF of the current character set to
+//     the current 7-bit display character set - SCO
+//     Console only.
+// 22  Bold off
+// 24  Underline off
+// 25  Blinking off
+// 27  Negative image off
+// 28  Invisible image off
+
       if (param[i] == 0) rt->curattr = 0x70;
       else if (param[i] == 1 || param[i] == 2 || param[i] == 4)  /* set bold */
-         rt->curattr |= 0x80;
-      else if (param[i] == 5) rt->curattr |= 0x08;  /* set blink */
-      else if (param[i] == 7) rt->curattr = 0x07;   /* reverse video */
+         ROTE_ATTR_MOD_BOLD(rt->curattr,1);
+      else if (param[i] == 5)  /* set blink */
+         ROTE_ATTR_MOD_BLINK(rt->curattr,1);
+      else if (param[i] == 7 || param[i] == 27) { /* reverse video */
+       int fg = ROTE_ATTR_FG(rt->curattr);
+       int bg = ROTE_ATTR_BG(rt->curattr);
+       ROTE_ATTR_MOD_FG(rt->curattr, bg);
+       ROTE_ATTR_MOD_BG(rt->curattr, fg);
+      }
+      else if (param[i] == 8) rt->curattr = 0x0;    /* invisible */
+      else if (param[i] == 22 || param[i] == 24) /* bold off */
+        ROTE_ATTR_MOD_BOLD(rt->curattr,0);
+      else if (param[i] == 25) /* blink off */
+        ROTE_ATTR_MOD_BLINK(rt->curattr,0);
+      else if (param[i] == 28) /* invisible off */
+        rt->curattr = 0x70;
       else if (param[i] >= 30 && param[i] <= 37)    /* set fg */
          ROTE_ATTR_MOD_FG(rt->curattr, param[i] - 30);
       else if (param[i] >= 40 && param[i] <= 47)    /* set bg */
@@ -272,6 +318,14 @@ void rote_es_interpret_csi(RoteTerm *rt) {
 
    /* delegate handling depending on command character (verb) */
    switch (verb) {
+      case 'h':
+         if (param_count == 1 && csiparam[0] == 4) /* insert mode */ 
+             rt->insert = true;
+         break;
+      case 'l':
+         if (param_count == 1 && csiparam[0] == 4) /* replace mode */
+              rt->insert = false;
+          break;
       case 'm': /* it's a 'set attribute' sequence */
          interpret_csi_SGR(rt, csiparam, param_count); break;
       case 'J': /* it's an 'erase display' sequence */
@@ -300,10 +354,12 @@ void rote_es_interpret_csi(RoteTerm *rt) {
          interpret_csi_SAVECUR(rt, csiparam, param_count); break;
       case 'u': /* restore cursor location */
          interpret_csi_RESTORECUR(rt, csiparam, param_count); break;
-      #ifdef DEBUG
       default:
-         fprintf(stderr, "Unrecogized CSI: <%s>\n", rt->pd->esbuf); break;
-      #endif
+        #ifdef DEBUG
+         fprintf(stderr, "Unrecogized CSI: verb=%c <%s>\n", 
+                verb, rt->pd->esbuf); 
+        #endif
+        break;
    }
 }