Function CorrectHudMessage

Descent3/hudmessage.cpp:685–702

This function takes a HUD messages, ensures it isn't too long, and if it is, it correctly fixes it

// This function takes a HUD messages, ensures it isn't too long, and if it is, it correctly fixes it
void CorrectHudMessage(char *str) {
  // if (strlen(str)<=(HUD_MESSAGE_LENGTH-1))
  if (grtext_GetTextLineWidth(str) <= Game_window_w)
    return;

  mprintf(0, "Message '%s' is too long!\n", str);
  // the line is too long, we need to shorten it, but when we do, we need to make sure that it isn't in the middle
  // of a color (0x01 0xFF 0xFF 0xFF)
  str[HUD_MESSAGE_LENGTH - 1] = '\0';

  // go back the last 3 characters and look for an 0x01, if we find one, than make it an '\0' to cut the string
  for (int i = (HUD_MESSAGE_LENGTH - 2); i >= (HUD_MESSAGE_LENGTH - 4); i--) {
    if (str[i] == 0x01) {
      // we found a color start
      str[i] = '\0';
    }
  }
}

// Called when the player hit the Multiplayer message key.
// Puts the player in input mode, or if already inputting resets the hud input message.