1 files changed, 47 insertions, 0 deletions
diff --git a/logic/tracklogger.cpp b/logic/tracklogger.cpp
new file mode 100644
index 00000000..64dda579
--- /dev/null
+++ b/logic/tracklogger.cpp
@@ -0,0 +1,47 @@
+#include "tracklogger.hpp"
+#include "tracker.h"
+
+TrackLogger::~TrackLogger() {}
+
+void TrackLogger::reset_dt()
+{
+    t.start();
+}
+
+void TrackLogger::write_dt()
+{
+    const double dt = t.elapsed_seconds();
+    write(&dt, 1);
+}
+
+void TrackLoggerCSV::handle_first_col_sep()
+{
+    if (!first_col)
+        out.put(',');
+    first_col = false;
+}
+
+void TrackLoggerCSV::write(const char *s)
+{
+    handle_first_col_sep();
+    out << s;
+}
+
+
+void TrackLoggerCSV::write(const double *p, int n)
+{
+    handle_first_col_sep();
+    for (int i = 0; i < n-1; ++i)
+    {
+        out << p[i];
+        out.put(',');
+    }
+    out << p[n-1];
+}
+
+void TrackLoggerCSV::next_line()
+{
+    out << std::endl;
+    first_col = true;
+}
+