pgf : support categorical xaxis in plots #170

Author: JavierCladellas

src/feelpp/benchmarking/report/figures/templates/tikz/groupedBarChart.tex.j2

@@ -15,14 +15,15 @@
       width=\textwidth, height=0.6172\textwidth,
       xlabel={ {{xaxis.label}} }, ylabel={ {{yaxis.label}} },
       xtick=data, xtick align=outside,
+      xticklabels from table={{'{#2}'}}{{'{'}}{{xaxis.parameter}}{{'}'}},
       ymajorgrids=true, yminorgrids=true,
       bar width=7pt,
       cycle list name=color list,
       ybar,
       legend style={at={(0.5,-0.1)},anchor=north}
     ]
     {% for var,name in zip(variables,names) %}
-      \addplot table [x={{xaxis.parameter}}, y={{ var }}] {{'{#2}'}} ;
+      \addplot table [x expr=\coordindex, y={{ var }}] {{'{#2}'}} ;
       \addlegendentry{ {{name}} }
     {% endfor %}
 

src/feelpp/benchmarking/report/figures/templates/tikz/scatterChart.tex.j2

@@ -17,18 +17,18 @@
       xlabel={ {{xaxis.label}} }, ylabel={ {{yaxis.label}} },
       xtick=data, xtick align=outside,
       ymajorgrids=true, yminorgrids=true,
+      xticklabels from table={{'{#2}'}}{{'{'}}{{xaxis.parameter}}{{'}'}},
       cycle list name=color list, legend style={at={(0.5,-0.1)},anchor=north}
-      #1
     ]
     {% for var,name in zip(variables,names) %}
       {% if var not in fill_lines %}
-      \addplot table [x={{xaxis.parameter}}, y={{ var }}] {{'{#2}'}} ;
+      \addplot table [x expr=\coordindex, y={{ var }}] {{'{#2}'}} ;
       \addlegendentry{ {{name}} }
       {% endif %}
     {% endfor %}
 
     {% for fill_col in fill_lines %}
-      \addplot[black, name path={{fill_col}}] table [x={{xaxis.parameter}}, y={{ fill_col }}] {{'{#2}'}} ;
+      \addplot[black, name path={{fill_col}}] table [x expr=\coordindex, y={{ fill_col }}] {{'{#2}'}} ;
       \addlegendentry{ {{fill_col}} }
     {% endfor %}
     {% if fill_lines %}

src/feelpp/benchmarking/report/figures/templates/tikz/stackedBarChart.tex.j2

@@ -29,6 +29,7 @@
     \begin{axis}[
       width=\textwidth, height=0.6172\textwidth,
       xlabel={ {{xaxis.label}} }, ylabel={ {{yaxis.label}} },
+      xticklabels from table={\dataA}{{'{'}}{{xaxis.parameter}}{{'}'}},
       xtick=data, xtick align=outside,
       ymajorgrids=true, yminorgrids=true,
       bar width=7pt,
@@ -43,7 +44,7 @@
       \resetstackedplots
       {% endif %}
       {% for var,name in zip(variables,names) %}
-      \addplot table [x={{xaxis.parameter}}, y={{ var }}] {\data{{i | inttouniquestr}}} ;
+      \addplot table [x expr=\coordindex, y={{ var }}] {\data{{i | inttouniquestr}}} ;
       {% if i == 1%}
       \addlegendentry{ {{name}} }
       {% endif %}