colorize player messages (#575)

* colorize player messages

* allow colorized messages to be switched in-game

First, prepare player strings for colorization.
Then, apply colorization according to `message_colorized`.

Source/hu_lib.c

@@ -155,8 +155,13 @@ void HUlib_drawTextLine(hu_textline_t *l, boolean drawcursor)
         else
           if (c == '\x1b')  //jff 2/17/98 escape code for color change
             {               //jff 3/26/98 changed to actual escape char
-              if (++i < l->len && l->l[i] >= '0' && l->l[i] <= '9')
-                l->cr = colrngs[l->l[i]-'0'];
+              if (++i < l->len)
+              {
+                if (l->l[i] >= '0' && l->l[i] <= '9')
+                  l->cr = colrngs[l->l[i]-'0'];
+                else if (l->l[i] == '0'-1) // [FG] reset to original color
+                  l->cr = oc;
+              }
             }
           else
             if (c != ' ' && c >= l->sc && c <= 127)

Source/hu_stuff.c

@@ -39,6 +39,7 @@
 #include "r_draw.h"
 #include "m_input.h"
 #include "p_map.h" // crosshair (linetarget)
+#include "m_misc2.h"
 #include "m_swap.h"
 
 // global heads up display controls
@@ -203,6 +204,7 @@ static boolean    secret_on;
 static int        secret_counter;
 
 boolean           message_centered;
+boolean           message_colorized;
 
 extern int        showMessages;
 static boolean    headsupactive = false;
@@ -310,6 +312,79 @@ static boolean VANILLAMAP(int e, int m)
     return (e > 0 && e <= 4 && m > 0 && m <= 9);
 }
 
+struct {
+  char **str;
+  const int cr;
+  const char *col;
+} static const colorize_strings[] = {
+  // [Woof!] colorize keycard and skull key messages
+  {&s_GOTBLUECARD, CR_BLUE, " blue "},
+  {&s_GOTBLUESKUL, CR_BLUE, " blue "},
+  {&s_GOTREDCARD,  CR_RED,  " red "},
+  {&s_GOTREDSKULL, CR_RED,  " red "},
+  {&s_GOTYELWCARD, CR_GOLD, " yellow "},
+  {&s_GOTYELWSKUL, CR_GOLD, " yellow "},
+  {&s_PD_BLUEC,    CR_BLUE, " blue "},
+  {&s_PD_BLUEK,    CR_BLUE, " blue "},
+  {&s_PD_BLUEO,    CR_BLUE, " blue "},
+  {&s_PD_BLUES,    CR_BLUE, " blue "},
+  {&s_PD_REDC,     CR_RED,  " red "},
+  {&s_PD_REDK,     CR_RED,  " red "},
+  {&s_PD_REDO,     CR_RED,  " red "},
+  {&s_PD_REDS,     CR_RED,  " red "},
+  {&s_PD_YELLOWC,  CR_GOLD, " yellow "},
+  {&s_PD_YELLOWK,  CR_GOLD, " yellow "},
+  {&s_PD_YELLOWO,  CR_GOLD, " yellow "},
+  {&s_PD_YELLOWS,  CR_GOLD, " yellow "},
+
+  // [Woof!] colorize multi-player messages
+  {&s_HUSTR_PLRGREEN,  CR_GREEN, "Green: "},
+  {&s_HUSTR_PLRINDIGO, CR_GRAY,  "Indigo: "},
+  {&s_HUSTR_PLRBROWN,  CR_BROWN, "Brown: "},
+  {&s_HUSTR_PLRRED,    CR_RED,   "Red: "},
+};
+
+static char* PrepareColor(const char *str, const char *col)
+{
+    char *str_replace, col_replace[16];
+
+    M_snprintf(col_replace, sizeof(col_replace),
+               "\x1b%c%s\x1b%c", '0'-1, col, '0'-1);
+    str_replace = M_StringReplace(str, col, col_replace);
+
+    return str_replace;
+}
+
+static void UpdateColor(char *str, int cr)
+{
+    int i;
+    int len = strlen(str);
+
+    if (!message_colorized)
+    {
+        cr = -1;
+    }
+
+    for (i = 0; i < len; ++i)
+    {
+        if (str[i] == '\x1b' && i + 1 < len)
+        {
+          str[i + 1] = '0'+cr;
+          break;
+        }
+    }
+}
+
+void HU_ResetMessageColors(void)
+{
+    int i;
+
+    for (i = 0; i < arrlen(colorize_strings); i++)
+    {
+        UpdateColor(*colorize_strings[i].str, colorize_strings[i].cr);
+    }
+}
+
 //
 // HU_Init()
 //
@@ -435,6 +510,14 @@ void HU_Init(void)
         crosshair_nam[i] = NULL;
     }
   }
+
+  // [Woof!] prepare player messages for colorization
+  for (i = 0; i < arrlen(colorize_strings); i++)
+  {
+    *colorize_strings[i].str = PrepareColor(*colorize_strings[i].str, colorize_strings[i].col);
+  }
+
+  HU_ResetMessageColors();
 }
 
 //

Source/hu_stuff.h

@@ -62,6 +62,8 @@ void HU_Erase(void);
 
 boolean HU_DemoProgressBar(boolean force);
 
+void HU_ResetMessageColors(void);
+
 // killough 5/2/98: moved from m_misc.c:
 
 //jff 2/16/98 hud supported automap colors added
@@ -85,6 +87,7 @@ extern int hud_secret_message; // "A secret is revealed!" message
 extern int map_player_coords, map_level_stats, map_level_time; // [FG] level stats and level time widgets
 extern int hud_timests; // Time/STS above status bar
 extern boolean message_centered; // center messages
+extern boolean message_colorized; // colorize player messages
 
 extern int defdemotics, deftotaldemotics;
 

Source/m_menu.c

@@ -4138,6 +4138,7 @@ enum {
   mess_secret,
   mess_stub1,
   mess_centered,
+  mess_colorized,
   mess_color_play,
   mess_timer,
   mess_color_chat,
@@ -4171,6 +4172,9 @@ setup_menu_t mess_settings1[] =  // Messages screen
   {"Center Messages", S_YESNO, m_null, M_X,
    M_Y + mess_centered*M_SPC, {"message_centered"}},
 
+  {"Colorize Player Messages", S_YESNO, m_null, M_X,
+   M_Y + mess_colorized*M_SPC, {"message_colorized"}, 0, HU_ResetMessageColors},
+
   {"Message Color During Play", S_CRITEM, m_null, M_X,
    M_Y + mess_color_play*M_SPC, {"hudcolor_mesg"}, 0, NULL, hudcolor_str},
 

Source/m_misc.c

@@ -1783,6 +1783,13 @@ default_t defaults[] = {
     "number of message lines"
   },
 
+  {
+    "message_colorized",
+    (config_t *) &message_colorized, NULL,
+    {0}, {0,1}, number, ss_mess, wad_no,
+    "1 to colorize player messages"
+  },
+
   { // killough 11/98
     "message_centered",
     (config_t *) &message_centered, NULL,