/*
  Keyboard.h

  Copyright (c) 2015, Arduino LLC
  Original code (pre-library): Copyright (c) 2011, Peter Barrett

  This library 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 of the License, or (at your option) any later version.

  This library 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
  Lesser General Public License for more details.

  You should have received a copy of the GNU Lesser General Public
  License along with this library; if not, write to the Free Software
  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
*/

#ifndef KEYBOARD_h
#define KEYBOARD_h

#include "HID.h"

#define MODIFIER_LEFT_CTRL   0b00000001
#define MODIFIER_LEFT_SHIFT  0b00000010
#define MODIFIER_LEFT_ALT    0b00000100
#define MODIFIER_LEFT_GUI    0b00001000
#define MODIFIER_RIGHT_CTRL  0b00010000
#define MODIFIER_RIGHT_SHIFT 0b00100000
#define MODIFIER_RIGHT_ALT   0b01000000
#define MODIFIER_RIGHT_GUI   0b10000000

typedef struct
{
  uint8_t modifiers;
  uint8_t reserved;
  uint8_t keys[6];
} KeyReport;

class Keyboard_ : public Print
{
private:
  KeyReport _keyReport;
  void sendReport(KeyReport* keys);
public:
  Keyboard_(void);
  size_t write(uint8_t k);
  size_t press(uint8_t k);
  size_t release(uint8_t k);
  size_t pressmod(uint8_t m);
  size_t releasemod(uint8_t m);
  void releaseAll(void);
};
extern Keyboard_ Keyboard;

#endif