Add a tool tip to blip rate settings

Adapt the blip rate to allow variable speed value array sizes

include/aoapplication.h

@@ -144,7 +144,7 @@ public:
   //Returns the value of ooc_name in config.ini
   QString get_ooc_name();
 
-  //Returns the blip rate from config.ini
+  //Returns the blip rate from config.ini (once per X symbols)
   int read_blip_rate();
 
   //Returns true if blank blips is enabled in config.ini and false otherwise

src/aooptionsdialog.cpp

@@ -319,6 +319,8 @@ AOOptionsDialog::AOOptionsDialog(QWidget *parent, AOApplication *p_ao_app) : QDi
     ui_bliprate_spinbox = new QSpinBox(ui_audio_widget);
     ui_bliprate_spinbox->setValue(p_ao_app->read_blip_rate());
     ui_bliprate_spinbox->setMinimum(1);
+    ui_bliprate_spinbox->setToolTip(tr("Play a blip sound \"once per every X symbols\", where "
+                                      "X is the blip rate."));
 
     ui_audio_layout->setWidget(6, QFormLayout::FieldRole, ui_bliprate_spinbox);
 

src/courtroom.cpp

@@ -2275,13 +2275,11 @@ void Courtroom::chat_tick()
 
     if (f_character != ' ' || blank_blip)
     {
-
       if (blip_pos % blip_rate == 0 && !formatting_char)
       {
         blip_pos = 0;
         blip_player->blip_tick();
       }
-
       ++blip_pos;
     }
 
@@ -2289,14 +2287,15 @@ void Courtroom::chat_tick()
 
     // Restart the timer, but according to the newly set speeds, if there were any.
     // Keep the speed at bay.
+    int max_speed = sizeof(message_display_speed) / sizeof(message_display_speed[0]); //7 entries by default
     if (current_display_speed < 0)
     {
         current_display_speed = 0;
     }
 
-    if (current_display_speed > 6)
+    if (current_display_speed >= max_speed)
     {
-        current_display_speed = 6;
+        current_display_speed = max_speed-1;
     }
 
     // If we had a formatting char, we shouldn't wait so long again, as it won't appear!