int XpGetImageResolution
(
display,
print_context
)
Display *_d_i_s_p_l_a_y;
XPContext _p_r_i_n_t___c_o_n_t_e_x_t;
XpGetImageResolution returns the current image resolution for the specified print context. A value of zero means the resolution automatically tracks the printer resolution. If the request fails in some way, a negative value is returned.