graphing widget and test harness

1 files changed, 62 insertions, 0 deletions

diff --git a/GraphWidget.hxx b/GraphWidget.hxx
new file mode 100644
index 00000000..46075b78
--- /dev/null
+++ b/GraphWidget.hxx
@@ -0,0 +1,62 @@
+#ifndef SYSTEMTAP_GRAPHWIDGET_H
+#define SYSTEMTAP_GRAPHWIDGET_H
+
+#include <string>
+#include <vector>
+#include <tr1/memory>
+
+#include <gtkmm/drawingarea.h>
+#include "GraphData.hxx"
+
+namespace systemtap
+{
+  class CairoPlayButton;
+  
+  class GraphWidget : public Gtk::DrawingArea
+  {
+  public:
+    GraphWidget();
+    virtual ~GraphWidget();
+    void addGraphData(std::tr1::shared_ptr<GraphData> data);
+    void getExtents(double& left, double& right, double& top, double& bottom) const;
+    void setExtents(double left, double right, double top, double bottom);
+    double getLineWidth() { return _lineWidth; }
+    void setLineWidth(double lineWidth) { _lineWidth = lineWidth; }
+    bool getAutoScaling() const { return _autoScaling; }
+    void setAutoScaling(bool val) { _autoScaling = val; }
+    std::string getTitle() const { return _title; }
+    void setTitle(const std::string& title) { _title = title; }
+    std::string getXAxisText() const { return _xAxisText; }
+    void setXAxisText(const std::string& text) { _xAxisText = text; }
+    std::string getYAxisText() const { return _yAxisText; }
+    void setYAxisText(const std::string& text) { _yAxisText = text; }
+  protected:
+    //Override default signal handler:
+    virtual bool on_expose_event(GdkEventExpose* event);
+    virtual bool on_motion_notify_event(GdkEventMotion* event);
+    virtual bool on_button_press_event(GdkEventButton* event);
+    virtual bool on_button_release_event(GdkEventButton* event);
+    virtual bool on_scroll_event(GdkEventScroll* event);
+    bool on_timeout();
+    typedef std::vector<std::tr1::shared_ptr<GraphData> > DatasetList;
+    DatasetList _datasets;
+    double _left;
+    double _right;
+    double _top;
+    double _bottom;
+    double _lineWidth;
+    bool _autoScaling;
+    bool _autoScrolling;
+    double _zoomFactor;
+    bool _trackingDrag;
+    double _dragOriginX;
+    double _dragOriginY;
+    double _dragOrigLeft;
+    double _dragOrigRight;
+    std::string _title;
+    std::string _xAxisText;
+    std::string _yAxisText;
+    std::tr1::shared_ptr<CairoPlayButton> _playButton;
+  };
+}
+#endif // SYSTEMTAP_GRAPHWIDGET_H