Better title font to all languages

I tested all language, all of the them only needs 2 glyph page
to load their needed chars.

src/guiengine/get_font_properties.cpp

@@ -92,7 +92,7 @@ void getFontProperties::loadChar(const core::stringc langname, FontUse& fu, floa
         fu = F_DEFAULT; //Default font file
 
     usedchar = translations->getCurrentAllChar(); //Loading unique characters
-    for (int i = 33; i < 256; ++i)
+    for (int i = 32; i < 256; ++i)
         usedchar.insert((wchar_t)i); //Include basic Latin too
     usedchar.insert((wchar_t)160);   //Non-breaking space
     usedchar.insert((wchar_t)215);   //Used on resolution selection screen (X).
@@ -115,27 +115,28 @@ void getFontProperties::loadBoldChar(float scale)
 {
     size = (int)(120*scale); //Set default size for Bold Text
 
-    //Start to insert from 65 (char code of A) to 640 which is the end+1 of latin-extended-B
-    for (int i = 65; i < 640; ++i)
-        usedchar.insert((wchar_t)i);
+    usedchar = translations->getCurrentAllChar(); //Loading unique characters
+    for (int i = 65; i < 256; ++i)
+        usedchar.insert((wchar_t)i); //Include basic Latin too, starting from A (char code 65)
 
     setlocale(LC_ALL, "en_US.UTF8");
     std::set<wchar_t>::iterator it = usedchar.begin();
     while (it != usedchar.end())
     {
-        if (iswlower((wchar_t)*it) || !iswalpha((wchar_t)*it))
+        //Only use all capital letter for bold char with latin (<640 of char code).
+        if ((iswlower((wchar_t)*it) || !iswalpha((wchar_t)*it)) && *it < 640)
             it = usedchar.erase(it);
         else
             ++it;
     }
 
     //Final hack to make stk display title properly
-    //33 , 160, 304 is char code to "!", Non-breaking space, and Capital I-dotted
-    //Remove Capital I-dotted with using "I" altogether.
-
-    usedchar.insert((wchar_t)33);
-    usedchar.insert((wchar_t)160);
-    usedchar.erase((wchar_t)304);
+    for (int i = 32; i < 65; ++i)
+        usedchar.insert((wchar_t)i); //Include basic symbol (from space (char code 32) to @(char code 64))
+    usedchar.insert((wchar_t)160);   //Non-breaking space
+    usedchar.erase((wchar_t)170);
+    usedchar.erase((wchar_t)186);    //Remove Ordinal indicator (char code 170 and 186)
+    usedchar.erase((wchar_t)304);    //Remove Capital I-dotted (char code 304) with using "I" altogether.
 }
 
 } // end namespace gui

src/guiengine/scalable_font.cpp

@@ -391,7 +391,9 @@ bool ScalableFont::loadTTF()
     u32 texno = 0;
     SpriteBank->addTexture(NULL);
     gp_creator->createNewGlyphPage();
-    for (it = cur_prop.usedchar.begin(); it != cur_prop.usedchar.end(); ++it)
+
+    it = cur_prop.usedchar.begin();
+    while (it != cur_prop.usedchar.end())
     {
         SGUISpriteFrame f;
         SGUISprite s;
@@ -469,13 +471,16 @@ bool ScalableFont::loadTTF()
             SpriteBank->setTexture(texno, Driver->addTexture("Glyph_page", gp_creator->getPage()));
             gp_creator->clearGlyphPage();
         }
+
+        if (*it == (wchar_t)32 && SpriteBank->getPositions().size() == 1)
+            continue; //Preventing getAreaIDFromCharacter of whitespace == 0, which make space disappear
+        else ++it;
     }
 
     //Fix unused glyphs....
     if (m_type == T_NORMAL || T_BOLD)
     {
-        CharacterMap[(wchar_t)32]  = getAreaIDFromCharacter((wchar_t)160, NULL); //Use non-breaking space glyph to all space/tab characters.
-        CharacterMap[(wchar_t)9]   = getAreaIDFromCharacter((wchar_t)160, NULL);
+        CharacterMap[(wchar_t)9]   = getAreaIDFromCharacter((wchar_t)160, NULL); //Use non-breaking space glyph to tab.
         CharacterMap[(wchar_t)173] = 0; //Don't need a glyph for the soft hypen, as it only print when not having enough space.
                                         //And then it will convert to a "-".
 
@@ -491,7 +496,7 @@ bool ScalableFont::loadTTF()
         setlocale(LC_ALL, "en_US.UTF8");
         for  (it = cur_prop.usedchar.begin(); it != cur_prop.usedchar.end(); ++it)
         {
-            if (iswupper((wchar_t)*it))
+            if (iswupper((wchar_t)*it) && *it < 640)
                 CharacterMap[towlower((wchar_t)*it)] = getAreaIDFromCharacter(*it, NULL);
         }
     }
@@ -510,11 +515,11 @@ bool ScalableFont::loadTTF()
                                          //at the bottom line, so no addition is required, but if we can make draw2dimage draw
                                          //characters close to the bottom line too, than only one offsety is needed.
 
-        if (!n) //Skip soft hypen and space
+        if (!n) //Skip width-less characters
             a.bearingx  = 0;
         else
             a.bearingx  = bx.at(n);
-        if (!n) //Skip soft hypen and space
+        if (!n) //Skip width-less characters
             a.width     = 0;
         else
             a.width     = advance.at(n);

src/states_screens/options_screen_ui.cpp

@@ -333,6 +333,7 @@ void OptionsScreenUI::eventCallback(Widget* widget, const std::string& name, con
         //Reload fonts for new translation when using freetype
         GUIEngine::cleanHollowCopyFont();
         GUIEngine::getFont()->recreateFromLanguage();
+        GUIEngine::getTitleFont()->recreateFromLanguage();
         GUIEngine::reloadHollowCopyFont(GUIEngine::getFont());
 #endif // ENABLE_FREETYPE