彻底改版2.0

third/qwtdemo/examples/realtime/randomplot.h

@@ -0,0 +1,39 @@
+#ifndef _RANDOMPLOT_H_
+#define _RANDOMPLOT_H_ 1
+
+#include "incrementalplot.h"
+#include <qdatetime.h>
+
+class QTimer;
+
+class RandomPlot: public IncrementalPlot
+{
+    Q_OBJECT
+
+public:
+    RandomPlot( QWidget *parent );
+
+    virtual QSize sizeHint() const;
+
+Q_SIGNALS:
+    void running( bool );
+    void elapsed( int ms );
+
+public Q_SLOTS:
+    void clear();
+    void stop();
+    void append( int timeout, int count );
+
+private Q_SLOTS:
+    void appendPoint();
+
+private:
+    void initCurve();
+
+    QTimer *d_timer;
+    int d_timerCount;
+
+    QTime d_timeStamp;
+};
+
+#endif // _RANDOMPLOT_H_