/*********************************************************************************
 *
 * Inviwo - Interactive Visualization Workshop
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 * Copyright (c) 2016-2020 Inviwo Foundation
 * All rights reserved.
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#ifndef IVW_TOUCHSTATE_H
#define IVW_TOUCHSTATE_H

#include <inviwo/core/common/inviwocoredefine.h>
#include <inviwo/core/util/ostreamjoiner.h>

#include <flags/flags.h>

#include <iterator>
#include <ostream>

namespace inviwo {

enum class TouchState {
    None = 0,
    Started = 1 << 0,     //!< Touches the surface of the TouchDevice
    Updated = 1 << 1,     //!< Moved
    Stationary = 1 << 2,  //!< No movement on TouchScreen, Pressed on TouchPad
    Finished = 1 << 3,    //!< Released
};

ALLOW_FLAGS_FOR_ENUM(TouchState)
using TouchStates = flags::flags<TouchState>;

template <class Elem, class Traits>
std::basic_ostream<Elem, Traits>& operator<<(std::basic_ostream<Elem, Traits>& ss, TouchState s) {
    switch (s) {
        case TouchState::None:
            ss << "None";
            break;
        case TouchState::Started:
            ss << "Started";
            break;
        case TouchState::Updated:
            ss << "Updated";
            break;
        case TouchState::Stationary:
            ss << "Stationary";
            break;
        case TouchState::Finished:
            ss << "Finished";
            break;
    }
    return ss;
}
template <class Elem, class Traits>
std::basic_ostream<Elem, Traits>& operator<<(std::basic_ostream<Elem, Traits>& ss, TouchStates s) {
    std::copy(s.begin(), s.end(), util::make_ostream_joiner(ss, "+"));
    return ss;
}

}  // namespace inviwo

#endif  // IVW_TOUCHSTATE_H
