changedmask

const changedmask = [cs_clipregion, cs_origin, cs_rasterop, cs_options, cs_acolorbackground, cs_acolorforeground, cs_color, cs_colorbackground, cs_fonthandle, cs_font, cs_fontcolor, cs_fontcolorbackground, cs_fonteffect, cs_brush, cs_brushorigin] + linecanvasstates;