modifier-tracker.h

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// SPDX-License-Identifier: GPL-2.0-or-later
/* Authors:
 *   Krzysztof Kosiński <tweenk.pl@gmail.com>
 *
 * Copyright (C) 2009 Authors
 * Released under GNU GPL v2+, read the file 'COPYING' for more information.
 */
 
#ifndef INKSCAPE_UI_TOOL_MODIFIER_TRACKER_H
#define INKSCAPE_UI_TOOL_MODIFIER_TRACKER_H
 
namespace Inkscape { struct CanvasEvent; }
namespace Inkscape::UI {
 
class ModifierTracker
{
public:
    ModifierTracker() = default;
 
    void event(CanvasEvent const &event);
 
    bool leftShift() const { return _left_shift; }
    bool rightShift() const { return _right_shift; }
    bool leftControl() const { return _left_ctrl; }
    bool rightControl() const { return _right_ctrl; }
    bool leftAlt() const { return _left_alt; }
    bool rightAlt() const { return _right_alt; }
 
private:
    bool _left_shift = false;
    bool _right_shift = false;
    bool _left_ctrl = false;
    bool _right_ctrl = false;
    bool _left_alt = false;
    bool _right_alt = false;
};
 
} // namespace Inkscape::UI
 
#endif // INKSCAPE_UI_TOOL_MODIFIER_TRACKER_H
 
/*
  Local Variables:
  mode:c++
  c-file-style:"stroustrup"
  c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
  indent-tabs-mode:nil
  fill-column:99
  End:
*/
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