lighting_pwm_leds.h

/*
 Copyright (C) AC SOFTWARE SP. Z O.O.
 
 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; either version 2
 of the License, or (at your option) any later version.
 
 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, write to the Free Software
 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/
 
#ifndef SRC_SUPLA_CONTROL_LIGHTING_PWM_LEDS_H_
#define SRC_SUPLA_CONTROL_LIGHTING_PWM_LEDS_H_
 
#include <stdint.h>
#include <supla/io.h>
 
#include "lighting_pwm_base.h"
 
namespace Supla {
namespace Control {
 
class LightingPwmLeds : public LightingPwmBase {
 public:
  static constexpr int kMaxOutputs = 5;
 
  LightingPwmLeds(LightingPwmLeds *parent,
                  int out1,
                  int out2,
                  int out3,
                  int out4,
                  int out5);
  LightingPwmLeds(LightingPwmLeds *parent,
                  Supla::Io::IoPin out1,
                  Supla::Io::IoPin out2 = {},
                  Supla::Io::IoPin out3 = {},
                  Supla::Io::IoPin out4 = {},
                  Supla::Io::IoPin out5 = {});
 
  void setRGBCCTValueOnDevice(uint32_t output[5], int usedOutputs) override;
  void onInit() override;
  void onLoadConfig(SuplaDeviceClass *sdc) override;
 
 protected:
  struct OutputState {
    Supla::Io::IoPin pin;
    int32_t lastSourceValue = -1;
    int32_t lastDutyValue = -1;
  };
 
  void applyPwmResolutionBitsToOutputs();
  void applyPwmFrequencyToOutputs();
  void applyDefaultChannelFunctions();
  int getConfiguredOutputsCount() const;
  uint8_t getPwmResolutionBitsForOutput(const OutputState &output) const;
  uint32_t getPwmMaxValueForOutput(const OutputState &output) const;
  bool isOutputSharedWithParent(const OutputState &output) const;
 
  OutputState outputs[kMaxOutputs];
  int lastUsedOutputs = 0;
  int tryCounter = 0;
  LightingPwmLeds *parentPwm = nullptr;
};
 
using RGBWPwmBase = LightingPwmLeds;
 
}  // namespace Control
}  // namespace Supla
 
#endif  // SRC_SUPLA_CONTROL_LIGHTING_PWM_LEDS_H_