Kaleidoscope/plugins/Kaleidoscope-TopsyTurvy/src/kaleidoscope/plugin/TopsyTurvy.h

/* -*- mode: c++ -*-
 * Kaleidoscope-TopsyTurvy -- Turn the effect of Shift upside down for certain keys
 * Copyright (C) 2017, 2018  Keyboard.io, Inc
 *
 * This program is free software: you can redistribute it and/or modify it under
 * the terms of the GNU General Public License as published by the Free Software
 * Foundation, version 3.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
 * details.
 *
 * You should have received a copy of the GNU General Public License along with
 * this program. If not, see <http://www.gnu.org/licenses/>.
 */

#pragma once

#include "kaleidoscope/Runtime.h"
#include <Kaleidoscope-Ranges.h>

#define TOPSY(k) Key(kaleidoscope::ranges::TT_FIRST + (Key_ ## k).getKeyCode())

namespace kaleidoscope {
namespace plugin {

class TopsyTurvy: public kaleidoscope::Plugin {
 public:
  TopsyTurvy(void) {}

  EventHandlerResult beforeEachCycle();
  EventHandlerResult beforeReportingState();
  EventHandlerResult onKeyswitchEvent(Key &key, KeyAddr key_addr, uint8_t key_state);

  static bool isTopsyTurvyKey(Key key) {
    return (key >= ranges::TT_FIRST &&
            key <= ranges::TT_LAST);
  }

 private:
  static KeyAddr tt_addr_;
  static bool shift_detected_;
};
}
}

extern kaleidoscope::plugin::TopsyTurvy TopsyTurvy;