c'tor(axes) to simplify

GUI/Support/IO/IOUtils.cpp

@@ -18,17 +18,12 @@
 
 std::unique_ptr<Powerfield<double>> GUI::Util::IO::binifyAxes(const Powerfield<double>& data)
 {
-    std::unique_ptr<Powerfield<double>> result;
-    if (data.rank() == 1) {
-        const IAxis& X = data.axis(0);
-        result.reset(new Powerfield<double>(FixedBinAxis(X.axisName(), X.size(), 0., X.size())));
-    } else if (data.rank() == 2) {
-        const IAxis& X = data.axis(0);
-        const IAxis& Y = data.axis(1);
-        result.reset(new Powerfield<double>(FixedBinAxis(X.axisName(), X.size(), 0., X.size()),
-                                            FixedBinAxis(Y.axisName(), Y.size(), 0., Y.size())));
-    } else
-        ASSERT(0);
+    std::vector<IAxis*> axes;
+    for (size_t i=0; i<data.rank(); ++i)
+        axes.emplace_back(data.axis(i).clone());
+
+    auto result = std::make_unique<Powerfield<double>>(axes);
+
     result->setRawDataVector(data.getRawDataVector());
 
     return result;