pangoLayoutGetUnknownGlyphsCount    package:RGtk2    R Documentation

_p_a_n_g_o_L_a_y_o_u_t_G_e_t_U_n_k_n_o_w_n_G_l_y_p_h_s_C_o_u_n_t

_D_e_s_c_r_i_p_t_i_o_n:

     Counts the number unknown glyphs in 'layout'.  That is, zero if
     glyphs for all characters in the layout text were found, or more
     than zero otherwise.

_U_s_a_g_e:

     pangoLayoutGetUnknownGlyphsCount(object)

_A_r_g_u_m_e_n_t_s:

'object': ['PangoLayout']  a 'PangoLayout'

_D_e_t_a_i_l_s:

     This function can be used to determine if there are any fonts
     available to render all characters in a certain string, or when
     used in combination with 'PANGO_ATTR_FALLBACK', to check if a
     certain font supports all the characters in the string.  

     Since  1.16

_V_a_l_u_e:

     [integer]  The number of unknown glyphs in 'layout'.

_A_u_t_h_o_r(_s):

     Derived by RGtkGen from GTK+ documentation

