Update.

tests/test_basic.py

@@ -1,18 +1,21 @@
 # -*- encoding: utf-8 -*-
 
+import os
 import sys
 
 sys.path += ['..']
 
 from pyltk import subfloat, tabular, resizebox, makebox, figure
-from pyltk.tikz import tikzpicture, errorbars_plot, coordinates_plot
+from pyltk.tikz import tikzpicture
+from pyltk.pgfplots import axis, errorbars_plot, coordinates_plot
 
 if __name__ == "__main__":
+
     data = [[1.00000000e+00,
              4.57213083e+00],
             [2.00000000e+00,
-          1.16046200e+01],
-       [  4.00000000e+00,
+             1.16046200e+01],
+        [4.00000000e+00,
           2.71873880e+01],
        [  5.00000000e+00,
           3.36039380e+01],
@@ -21,30 +24,57 @@ if __name__ == "__main__":
        [  2.00000000e+01,
           1.50422028e+02]]
 
-    tk = tikzpicture()
-    tk.addaxis(coordinates_plot('test', data),
-               xlabel='', ylabel='Computation Time [s]')
+    tk1 = tikzpicture()
+    tk1.add(axis(coordinates_plot('test', data),
+                 xlabel='', ylabel='Computation Time [s]'))
 
     tk2 = tikzpicture()
-    tk2.addaxis(errorbars_plot('test 2', [
+    tk2.add(axis(errorbars_plot('test 2', [
         [0, 5, (2, 3)],
         [1, 8, (4, 5)]
-    ]))
+    ])))
 
     tk3 = tikzpicture()
-    tk3.addaxis(errorbars_plot('test 2', [
+    tk3.add(axis(errorbars_plot('test 2', [
         [0, 5, 3],
         [4, 8, 4]
-    ]))
+    ])))
 
-    s1 = subfloat(tk, 'Caption 1')
-    s2 = subfloat(tk2, 'Caption 2')
-    s3 = subfloat(tk3, 'Caption 3')
-    s4 = subfloat('', 'Caption 4')
+    tk4 = tikzpicture()
+    tk4.add(axis(coordinates_plot('test', [])))
 
-    tab = tabular([
-        [resizebox(s1, 0.5), resizebox(s2, 0.5)],
-        [resizebox(s3, 0.5), resizebox(s4, 0.5)]
-    ], columns='cc')
+    s1 = subfloat('Caption 1', childrens=tk1)
+    s2 = subfloat('Caption 2', childrens=tk2)
+    s3 = subfloat('Caption 3', childrens=tk3)
+    s4 = subfloat('Caption 4', childrens=tk4)
 
-    print(figure(makebox(tab), '!h'))
+    tab = tabular(rows=[
+        [s1, s2],
+        [s3, s4]
+    ], columns='cc', autowrap=resizebox)
+
+    f = figure(makebox(tab), '!h')
+    print(f)  # f.childrens[0].childrens[0].childrens)
+
+    wrap = """\\documentclass{{article}}
+\\usepackage{{amsmath,amsfonts,amssymb}}
+\\usepackage{{tabularx}}
+\\usepackage{{multirow}}
+\\usepackage{{stmaryrd}}
+\\usepackage{{hhline}}
+\\usepackage{{caption}}
+\\usepackage{{tikz}}
+\\usetikzlibrary{{arrows}}
+\\usetikzlibrary{{positioning}}
+\\usepackage{{subfig}}
+\\usepackage{{pgfplots}}
+
+\\begin{{document}}
+{content}
+\\end{{document}}""".format(content=f)
+
+    with open('/tmp/test.tex', 'w') as fd:
+        fd.write(wrap)
+
+    os.system('pdflatex /tmp/test.tex')
+    os.system('evince test.pdf')