gdk-event-latency-tracker.h revision caeb7fce10e4997da503b3cea85722e83d64f6c1
/*
* Inkscape::Debug::GdkEventLatencyTracker - tracks backlog of GDK events
*
* Authors:
* MenTaLguY <mental@rydia.net>
*
* Copyright (C) 2008 MenTaLguY
*
* Released under GNU GPL, read the file 'COPYING' for more information
*/
#ifndef SEEN_INKSCAPE_DEBUG_GDK_EVENT_LATENCY_TRACKER_H
#define SEEN_INKSCAPE_DEBUG_GDK_EVENT_LATENCY_TRACKER_H
#include <gdk/gdkevents.h>
#include <glibmm/timer.h>
#include <boost/optional.hpp>
namespace Inkscape {
namespace Debug {
class GdkEventLatencyTracker {
public:
GdkEventLatencyTracker();
boost::optional<double> process(GdkEvent const *e);
double maxLatency() const { return max_latency; }
static GdkEventLatencyTracker &default_tracker();
private:
GdkEventLatencyTracker(GdkEventLatencyTracker const &); // no copy
void operator=(GdkEventLatencyTracker const &); // no assign
double start_seconds;
double max_latency;
Glib::Timer elapsed;
};
}
}
#endif
/*
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fill-column:99
End:
*/
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