knitter.h

// knitter.h
/*
This file is part of AYAB.

    AYAB 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, either version 3 of the License, or
    (at your option) any later version.

    AYAB 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 AYAB.  If not, see <http://www.gnu.org/licenses/>.

    Copyright 2013 Christian Obersteiner, Andreas Müller
    http://ayab-knitting.com
*/

#ifndef KNITTER_H_
#define KNITTER_H_

#include "Arduino.h"
#include "./settings.h"
#include "./debug.h"

#include "./src/libraries/PacketSerial/src/PacketSerial.h"
#include "./solenoids.h"
#include "./encoders.h"
#include "./beeper.h"

class Knitter {
 public:
  Knitter();
  Knitter(SLIPPacketSerial*);

  void isr();
  void fsm();
  bool startOperation(byte startNeedle,
                      byte stopNeedle,
                      bool continuousReportingEnabled,
                      byte(*line));
  bool startTest(void);
  bool setNextLine(byte lineNumber);
  void setLastLine();

 private:
  SLIPPacketSerial* m_packetSerial;
  Solenoids   m_solenoids;
  Encoders    m_encoders;
  Beeper      m_beeper;

  OpState_t m_opState;

  bool m_lastLineFlag;
  byte m_lastLinesCountdown;

  // Job Parameters
  byte m_startNeedle;
  byte m_stopNeedle;
  bool m_continuousReportingEnabled;
  bool m_lineRequested;
  byte m_currentLineNumber;
  byte(*m_lineBuffer);

  // current machine state
  byte        m_position;
  Direction_t m_direction;
  Direction_t m_hallActive;
  Beltshift_t m_beltshift;
  Carriage_t  m_carriage;

  // Resulting needle data
  byte  m_solenoidToSet;
  byte  m_pixelToSet;


  void state_init();
  void state_ready();
  void state_operate();
  void state_test();

  bool calculatePixelAndSolenoid();
  byte getStartOffset(Direction_t);

  void reqLine(byte lineNumber);
  void indState(bool initState = false);
};

#endif  // KNITTER_H_