SAS draw statement

通过draw画矩形，文本，箭头等。

anchor  =  矩形在坐标点的哪边。

drawspace = 相当于找一个基准点。是从figure最左下角作为基准点，还是坐标原点作为基准点，还是其它作为基准点。

draw中的 x = y = 并不是对应X Y轴上位置,而是基于上述基准点计算。

 例如datapercent datapixel等。

 

 下图中的四个draw只是..SPACE选项不同。

ods html;

proc template;
define statgraph sgdesign;
dynamic _SEX _HEIGHT;begingraph; 
entrytitle halign=center 'Typein your title...'; 
entryfootnote halign=left'Type in your footnote...'; 
    layout overlay / yaxisopts=( type=linear offsetmin=0.0 griddisplay=on 
                    linearopts=( viewmin=0.0 viewmax=80.0 minorgrid=OFF minorticks=OFF tickvaluepriority=TRUE 
                                tickvalueformat=BEST6. tickvaluelist=(40.0 50.0 60.0 70.0 80.0) 
                                    tickdisplaylist=("0" "50" "60" "70" "80") ) ); 
        boxplot x=_SEX y=_HEIGHT / name='box' groupdisplay=Cluster; 
        drawrectangle x=58 y=128 width=4 height=4 / display=all outlineattrs=(color=red) fillattrs=(color=white) 
                                                    transparency=0 anchor=center drawspace=layoutpixel;

        drawrectangle x=58 y=128 width=4 height=4 / display=all outlineattrs=(color=darkred) fillattrs=(color=white) 
                                                    transparency=0 anchor=center drawspace=graphpixel;

        drawrectangle x=-2 y=30 width=4 height=4 / display=all outlineattrs=(color=blue) fillattrs=(color=white) 
                                                    transparency=0 anchor=center
                                                    xspace = datapixel yspace = datapixel;

        drawrectangle x=-2 y=30 width=4 height=4 / display=all outlineattrs=(color=darkblue) fillattrs=(color=white) 
                                                    transparency=0 anchor=center
                                                    xspace = wallpixel yspace = wallpixel; 

        drawtext textattrs=(size=12pt)"//" / x=59 y=130 rotate=-45 drawspace=layoutpixel anchor=left border=false 
                                                TRANSPARENCY=0; 
    endlayout; 
endgraph;
end;
run;


proc sgrender data=SASHELP.CLASS template=sgdesign;
dynamic _SEX="SEX" _HEIGHT="HEIGHT";
run;