Added missing file manual to repo

bc.cpp

@@ -0,0 +1,56 @@
+
+#include <QElapsedTimer>
+#include <QApplication>
+#include <QChar>
+
+#include <bc.h>
+#include <chrono>
+#include <thread>
+
+namespace bc
+{
+
+  void delay_seconds( uint32_t tval )
+  {
+    std::this_thread::sleep_for(std::chrono::seconds( tval ) );
+  }
+
+
+  void delay_millis( uint32_t tval )
+  {
+    std::this_thread::sleep_for(std::chrono::milliseconds( tval ) );
+  }
+
+
+  void delay_micros( uint32_t tval )
+  {
+    std::this_thread::sleep_for(std::chrono::microseconds( tval ) );
+  }
+
+  /**
+       * @brief Macht aus int x den String 000x zum schönaussehen.
+       * @param count der Wert
+       * @param len die voranzustellenden Nullen
+       *
+       * Macht aus int x den String 000x zum schönaussehen.
+       *
+       */
+
+  QString formatInt( int count, int len )
+  {
+    QString result( "%0" );
+    result = result.arg( count, len, 10, QChar( '0' ) );
+    return result;
+  }
+
+
+  void processEventsFor(int milliseconds)
+  {
+    QElapsedTimer timer;
+    timer.start();
+
+    while (timer.elapsed() < milliseconds) {
+      QApplication::processEvents(QEventLoop::AllEvents, 50);
+    }
+  }
+} // namespace cbc