/usr/include/Nux-4.0/Nux/GestureBroker.h is in libnux-4.0-dev 4.0.8+16.04.20160209-0ubuntu2.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 | /*
* Copyright (C) 2012 - Canonical Ltd.
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License, as
* published by the Free Software Foundation; either version 2.1 or 3.0
* of the License.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranties of
* MERCHANTABILITY, SATISFACTORY QUALITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the applicable version of the GNU Lesser General Public
* License for more details.
*
* You should have received a copy of both the GNU Lesser General Public
* License along with this program. If not, see <http://www.gnu.org/licenses/>
*
* Authored by: Daniel d'Andrada <daniel.dandrada@canonical.com>
*/
#ifndef NUX_GESTURE_BROKER_H
#define NUX_GESTURE_BROKER_H
#include "Nux/Features.h"
#ifdef NUX_GESTURES_SUPPORT
#include <sigc++/sigc++.h>
#include "Gesture.h"
namespace nux
{
/*!
Receives GestureEvents and delivers them to the appropriate
gesture targets.
*/
class GestureBroker : public sigc::trackable
{
public:
GestureBroker();
virtual ~GestureBroker();
void ProcessGestureBegin(nux::GestureEvent &event);
void ProcessGestureUpdate(nux::GestureEvent &event);
void ProcessGestureEnd(nux::GestureEvent &event);
private:
bool BindNewGestureToTarget(nux::GestureEvent &event, ShPtGestureTarget target);
void ResolveBufferedGestureThatFinishedConstruction(
std::shared_ptr<Gesture> &gesture);
/*!
Finds the targets of the gesture from the given gesture event.
*/
std::vector<ShPtGestureTarget> virtual FindGestureTargets(const nux::GestureEvent &event) = 0;
GestureSet gesture_set_;
std::map <std::shared_ptr <Gesture>, sigc::connection> gesture_lost_all_targets_connections_;
};
} // namespace nux
#endif // NUX_GESTURES_SUPPORT
#endif // NUX_GESTURE_BROKER_H
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