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#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
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