gcvaluemasksty

type gcvaluemasksty = set of (

  gvm_clipregion,

  gvm_colorbackground,

  gvm_colorforeground,

  gvm_dashes,

  gvm_linewidth,

  gvm_capstyle,

  gvm_joinstyle,

  gvm_options,

  gvm_font,

  gvm_brush,

  gvm_brushorigin,

  gvm_rasterop,

  gvm_brushflag

);