PR 1690 Add font enable / disable smoothing

Also added a check for whether the font is smoothing

include/SFML/Graphics/Font.h

@@ -161,6 +161,35 @@ CSFML_GRAPHICS_API float sfFont_getUnderlineThickness(const sfFont* font, unsign
 ////////////////////////////////////////////////////////////
 CSFML_GRAPHICS_API const sfTexture* sfFont_getTexture(sfFont* font, unsigned int characterSize);
 
+////////////////////////////////////////////////////////////
+/// \brief Enable or disable the smooth filter
+///
+/// When the filter is activated, the font appears smoother
+/// so that pixels are less noticeable. However if you want
+/// the font to look exactly the same as its source file,
+/// you should disable it.
+/// The smooth filter is enabled by default.
+///
+/// \param font          Source font
+/// \param smooth        sfTrue to enable smoothing, sfFalse to disable it
+///
+/// \see isSmooth
+///
+////////////////////////////////////////////////////////////
+CSFML_GRAPHICS_API void sfFont_setSmooth(sfFont* font, sfBool smooth);
+
+////////////////////////////////////////////////////////////
+/// \brief Tell whether the smooth filter is enabled or disabled
+///
+/// \param font          Source font
+///
+/// \return sfTrue if smoothing is enabled, sfFalse if it is disabled
+///
+/// \see setSmooth
+///
+////////////////////////////////////////////////////////////
+CSFML_GRAPHICS_API const sfBool sfFont_isSmooth(const sfFont* font);
+
 ////////////////////////////////////////////////////////////
 /// \brief Get the font information
 ///

src/SFML/Graphics/Font.cpp

@@ -152,6 +152,26 @@ const sfTexture* sfFont_getTexture(sfFont* font, unsigned int characterSize)
     return &font->Textures[characterSize];
 }
 
+
+////////////////////////////////////////////////////////////
+void sfFont_setSmooth(sfFont* font, sfBool smooth)
+{
+    font->This.setSmooth(smooth == sfTrue);
+}
+
+
+////////////////////////////////////////////////////////////
+const sfBool sfFont_isSmooth(const sfFont *font)
+{
+    if (font->This.isSmooth())
+    {
+        return sfTrue;        
+    }
+
+    return sfFalse;
+}
+
+
 ////////////////////////////////////////////////////////////
 sfFontInfo sfFont_getInfo(const sfFont* font)
 {