This SAS Note shows how to use the Graph Template Language, GTL, and the SGRENDER procedure to produce a bar chart with a broken axis.

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These sample files and code examples are provided by SAS Institute Inc. "as is" without warranty of any kind, either express or implied, including but not limited to the implied warranties of merchantability and fitness for a particular purpose. Recipients acknowledge and agree that SAS Institute shall not be liable for any damages whatsoever arising out of their use of this material. In addition, SAS Institute will provide no support for the materials contained herein.

data TallBar;
  input X $ Y;
  length highcap $12;
  high=y; low=0;
  if y > 20 then do; high=20; highcap='FILLEDARROW'; end;
  datalines;
A  10
B  15
C  12
D  17
E  215
F  220
;
run;

/*--Basic Bar Chart of all data--*/
proc template;
  define statgraph Bar_Chart;
    begingraph;
      entrytitle 'Bar Chart';
      layout overlay / xaxisopts=(display=(ticks tickvalues))
                       yaxisopts=(display=(ticks tickvalues) griddisplay=on);
        barchart x=x y=y / dataskin=sheen;
      endlayout;
    endgraph;
  end;
run;

ods graphics / reset noscale width=2.5in height=4.5in imagename='BrokenAxis_BarChart_V94';
proc sgrender data=TallBar template=Bar_Chart;
run;

/*--Full Panel Break--*/
proc template;
  define statgraph Panel_Break;
    dynamic _icon;
    begingraph;
      entrytitle 'Panel Break';
      layout lattice / rows=2 columndatarange=union rowdatarange=union 
                       rowweights=(0.35 0.65) rowgutter=2;

       columnaxes;
         columnaxis / display=(ticks tickvalues) tickvalueattrs=(size=7);
       endcolumnaxes;

       if (exists(_icon))
          rowaxes;
            rowaxis /  display=none offsetmin=0;
            rowaxis /  display=none offsetmin=0;
          endrowaxes;
       endif;

       layout overlay / yaxisopts=(griddisplay=on display=(ticks tickvalues) 
                        tickvalueattrs=(size=7)
                        offsetmin=0 linearopts=(viewmin=205 
                        tickvaluelist=(210 215 220)));
         barchart x=x y=y / dataskin=sheen;
       endlayout;
       layout overlay / yaxisopts=(griddisplay=on display=(ticks tickvalues) 
                        tickvalueattrs=(size=7)
                        offsetmin=0 linearopts=(viewmax=25 tickvaluelist=(0 5 10 15 20 25)));
         barchart x=x y=y / dataskin=sheen;
       endlayout;
      endlayout;
    endgraph;
  end;
run;

ods graphics / reset noscale width=2.5in height=4.5in imagename='BrokenAxis_PanelBreak_V94';
proc sgrender data=TallBar template=Panel_Break;
run;

/*--Panel Break with Arrows--*/
proc template;
  define statgraph High_Low;
    begingraph;
      dynamic _icon _title;
      entrytitle _title;
      layout lattice / rows=2 columndatarange=union rowdatarange=union 
                       rowweights=(0.5 0.5) rowgutter=2;
        columnaxes;
          columnaxis / tickvalueattrs=(size=7) display=(ticks tickvalues);
        endcolumnaxes;

        if (exists(_icon))
            rowaxes;
              rowaxis /  display=none offsetmin=0;
              rowaxis /  display=none offsetmin=0;
            endrowaxes;
        endif;

        layout overlay / yaxisopts=(display=(ticks tickvalues) offsetmin=0 
                         griddisplay=on tickvalueattrs=(size=7) );
          barchart x=x y=y / barwidth=0.8 dataskin=sheen;
        endlayout;
        layout overlay / yaxisopts=(display=(ticks tickvalues) offsetmin=0
                         griddisplay=on tickvalueattrs=(size=7)) ;
          highlowplot x=x low=low high=high / type=bar highcap=highcap barwidth=0.95 dataskin=sheen;
        endlayout;
      endlayout;
    endgraph;
  end;
run;

ods graphics / reset noscale width=2.5in height=4.5in imagename='BrokenAxis_HighLow_V94';
proc sgrender data=TallBar template=High_Low;
  dynamic _title='Panel Break with Arrows';
run;

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These sample files and code examples are provided by SAS Institute Inc. "as is" without warranty of any kind, either express or implied, including but not limited to the implied warranties of merchantability and fitness for a particular purpose. Recipients acknowledge and agree that SAS Institute shall not be liable for any damages whatsoever arising out of their use of this material. In addition, SAS Institute will provide no support for the materials contained herein.

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