QT5 -- Add Qwt 6.1-multiaxes

qwt/examples/refreshtest/main.cpp

@@ -0,0 +1,30 @@
+#include "mainwindow.h"
+#include <qapplication.h>
+
+#ifndef QWT_NO_OPENGL
+#if QT_VERSION >= 0x040600 && QT_VERSION < 0x050000
+#define USE_OPENGL 1
+#endif
+#endif
+
+#if USE_OPENGL
+#include <qgl.h>
+#endif
+
+int main( int argc, char **argv )
+{
+#if USE_OPENGL
+    // on my box QPaintEngine::OpenGL2 has serious problems, f.e:
+    // the lines of a simple drawRect are wrong.
+
+    QGL::setPreferredPaintEngine( QPaintEngine::OpenGL );
+#endif
+
+    QApplication a( argc, argv );
+
+    MainWindow mainWindow;
+    mainWindow.resize( 600, 400 );
+    mainWindow.show();
+
+    return a.exec();
+}