# emerge -e world

gnuplot 针对许多图形格式提供了相应的输出终端，可这样查看到它们：

$ gnuplot
gnuplot> set term

Available terminal types:
           canvas  HTML Canvas object
              cgm  Computer Graphics Metafile
          context  ConTeXt with MetaFun (for PDF documents)
            corel  EPS format for CorelDRAW
           dpu414  Seiko DPU-414 thermal printer [small medium large]
             dumb  ascii art for anything that prints text
              dxf  dxf-file for AutoCad (default size 120x80)
            eepic  EEPIC -- extended LaTeX picture environment
              emf  Enhanced Metafile format
            emtex  LaTeX picture environment with emTeX specials
         epslatex  LaTeX picture environment using graphicx package
... ...

上面所列举的只是部分输出终端，其中“context”终端是本文所讲述的重点内容。