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// systemtap grapher
// Copyright (C) 2009 Red Hat Inc.
//
// This file is part of systemtap, and is free software. You can
// redistribute it and/or modify it under the terms of the GNU General
// Public License (GPL); either version 2, or (at your option) any
// later version.
#ifndef SYSTEMTAP_GRAPHWIDGET_H
#define SYSTEMTAP_GRAPHWIDGET_H
#include <string>
#include <vector>
#include <tr1/memory>
#include <gtkmm.h>
#include <libglademm.h>
#include <Graph.hxx>
namespace systemtap
{
class CairoPlayButton;
class DataModelColumns : public Gtk::TreeModelColumnRecord
{
public:
DataModelColumns()
{
add(_dataEnabled);
add(_dataName);
add(_dataTitle);
add(_graphData);
}
Gtk::TreeModelColumn<bool> _dataEnabled;
Gtk::TreeModelColumn<Glib::ustring> _dataName;
Gtk::TreeModelColumn<Glib::ustring> _dataTitle;
Gtk::TreeModelColumn<std::tr1::shared_ptr<GraphDataBase> > _graphData;
};
class GraphWidget : public Gtk::DrawingArea
{
public:
GraphWidget();
virtual ~GraphWidget();
void addGraph();
protected:
typedef std::vector<std::tr1::shared_ptr<Graph> > GraphList;
GraphList _graphs;
// For click and drag
std::tr1::shared_ptr<Graph> _activeGraph;
// Dragging all graphs simultaneously, or perhaps seperately
typedef std::vector<std::pair<double, double> > DragList;
DragList dragCoords;
//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();
virtual void on_size_request(Gtk::Requisition* req);
bool _trackingDrag;
double _dragOriginX;
double _dragOriginY;
double _dragOrigLeft;
double _dragOrigRight;
double _width;
double _height;
Glib::RefPtr<Gnome::Glade::Xml> _refXmlDataDialog;
Gtk::Dialog* _dataDialog;
Gtk::TreeView* _dataTreeView;
void onDataDialogCancel();
void onDataDialogOpen();
void onDataDialogClose();
bool onHoverTimeout();
DataModelColumns _dataColumns;
Glib::RefPtr<Gtk::ListStore> _listStore;
sigc::connection _hover_timeout_connection;
std::tr1::shared_ptr<CairoTextBox> _hoverText;
double _mouseX;
double _mouseY;
int64_t _globalTimeBase;
std::tr1::shared_ptr<Graph> getGraphUnderPoint(double x, double y);
void establishHoverTimeout();
Gtk::CheckButton* _relativeTimesButton;
bool _displayRelativeTimes;
void onRelativeTimesButtonClicked();
void onRowChanged(const Gtk::TreeModel::Path&,
const Gtk::TreeModel::iterator&);
sigc::connection _listConnection;
bool no_select_fun(const Glib::RefPtr<Gtk::TreeModel>& model,
const Gtk::TreeModel::Path& path,
bool)
{
return false;
}
void onGraphDataChanged();
};
}
#endif // SYSTEMTAP_GRAPHWIDGET_H
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