text: /*
      MIT License
  
      Copyright (c) 2019-2020, Alexey Dynda
  
      Permission is hereby granted, free of charge, to any person obtaining a copy
      of this software and associated documentation files (the "Software"), to deal
      in the Software without restriction, including without limitation the rights
      to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
      copies of the Software, and to permit persons to whom the Software is
      furnished to do so, subject to the following conditions:
  
      The above copyright notice and this permission notice shall be included in all
      copies or substantial portions of the Software.
  
      THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
      IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
      FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
      AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
      LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
      OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
      SOFTWARE.
  */
  /* !!! THIS FILE IS AUTO GENERATED !!! */
  /**
   * @file lcd_sh1106.h support for LCD SH1106 display
   */
  
  #pragma once
  
  #include "lcd_hal/io.h"
  #include "v2/lcd/lcd_common.h"
  #include "v2/lcd/base/display.h"
  
  /**
   * @ingroup LCD_INTERFACE_API_V2
   * @{
   */
  
  /**
   * Class implements interface functions to SH1106 displays
   */
  template <class I>
  class InterfaceSH1106: public I
  {
  public:
      /**
       * Creates instance of interface to LCD display.
       *
       * @param base Reference to base class, which represents Display
       * @param dc Data/command control pin number, for i2c communication should be -1
       * @param data variable argument list, accepted by platform interface (PlatformI2c, PlatformSpi)
       */
      template <typename... Args>
      InterfaceSH1106(NanoDisplayBase<InterfaceSH1106<I>> &base, int8_t dc, Args&&... data)
          : I(data...)
          , m_dc( dc )
          , m_base(base)
      {
      }
  
      /**
       * @brief Sets block in RAM of lcd display controller to write data to.
       *
       * Sets block in RAM of lcd display controller to write data to.
       * For SH1106 it uses horizontal addressing mode, while for
       * sh1106 the function uses page addressing mode.
       * Width can be specified as 0, thus the library will set the right boundary to
       * region of RAM block to the right column of the display.
       * @param x - column (left region)
       * @param y - row (top region)
       * @param w - width of the block in pixels to control
       *
       * @warning - this function initiates session (i2c or spi) and does not close it.
       *            To close session, please, call endBlock().
       */
      void startBlock(lcduint_t x, lcduint_t y, lcduint_t w);
  
      /**
       * Switches to the start of next RAM page for the block, specified by
       * startBlock().
       * For SSD1306 it does nothing, while for SH1106 the function moves cursor to
       * next page.
       */
  
      void nextBlock();
  
      /**
       * Closes data send operation to lcd display.
       */
      void endBlock();
  
      /**
       * Enables either data or command mode on SPI bus
       * @param mode 1 to enable data mode, or 0 to enable command mode
       */
      void spiDataMode(uint8_t mode);
  
      /**
       * Starts communication with LCD display in command mode.
       * To stop communication use m_intf.end().
       */
      void commandStart();
  
      /**
       * Sets start line in gdram to start display content with
       *
       * @param line start line in range 0 - 63
       */
      void setStartLine(uint8_t line);
  
      /**
       * returns start line in gdram.
       */
      uint8_t getStartLine();
  
      /**
       * Switches display to normal mode. This feature is specific
       * for SH1106 based controllers.
       */
      void normalMode();
  
      /**
       * Switches display to normal mode. This feature is specific
       * for SH1106 based controllers.
       */
      void invertMode();
  
      /**
       * Set display contrast, ie light intensity
       * @param contrast - contrast value to see, refer to SH1106 datasheet
       */
      void setContrast(uint8_t contrast);
  
      /**
       * Turns off display
       */
      void displayOff();
  
      /**
       * Turns on display
       */
      void displayOn();
  
      /**
       * @brief performs horizontal flip
       *
       * Performs horizontal flip. If you need to turn display by 180 degree,
       * please use both flipHorizontal() and flipVertical().
       *
       * @param mode - 0 to disable horizontal flip
       *               1 to enable horizontal flip
       */
      void flipHorizontal(uint8_t mode);
  
      /**
       * @brief performs vertical flip
       *
       * Performs vertical flip. If you need to turn display by 180 degree,
       * please use both flipHorizontal() and flipVertical().
       *
       * @param mode - 0 to disable vertical flip
       *               1 to enable vertical flip
       */
      void flipVertical(uint8_t mode);
  
  private:
      int8_t m_dc = -1; ///< data/command pin for SPI, -1 for i2c
      NanoDisplayBase<InterfaceSH1106<I>> &m_base; ///< basic lcd display support interface
      uint8_t m_startLine = 0;
      uint8_t m_column;
      uint8_t m_page;
  };
  
  
  /**
   * Class implements basic functions for 1-bit mode of SH1106-based displays
   */
  template <class I>
  class DisplaySH1106: public NanoDisplayOps<NanoDisplayOps1<I>,I>
  {
  public:
      /**
       * Creates instance of SH1106 controller class for 1-bit mode
       *
       * @param intf interface to use
       * @param rstPin pin to use as HW reset pin for LCD display
       */
      DisplaySH1106(I &intf, int8_t rstPin)
          : NanoDisplayOps<NanoDisplayOps1<I>, I>(intf)
          , m_rstPin( rstPin ) { }
  
  protected:
      int8_t m_rstPin; ///< indicates hardware reset pin used, -1 if it is not required
  
      /**
       * Basic SH1106 initialization
       */
      void begin() override;
  
      /**
       * Basic SH1106 deinitialization
       */
      void end() override;
  };
  
  /**
   * Class implements basic functions for 1-bit mode of SH1106-based displays
   */
  template <class I>
  class DisplaySH1106_128x64: public DisplaySH1106<I>
  {
  public:
      /**
       * Creates instance of SH1106 128x64 controller class for 1-bit mode
       *
       * @param intf interface to use
       * @param rstPin pin to use as HW reset pin for LCD display
       */
      DisplaySH1106_128x64(I &intf, int8_t rstPin)
          : DisplaySH1106<I>(intf, rstPin) { }
  
  protected:
  
      /**
       * Basic SH1106 128x64 initialization
       */
      void begin() override;
  
      /**
       * Basic SH1106 deinitialization
       */
      void end() override;
  };
  
  /**
   * Class implements SH1106 128x64 lcd display in 1 bit mode over SPI
   */
  class DisplaySH1106_128x64_SPI: public DisplaySH1106_128x64<InterfaceSH1106<PlatformSpi>>
  {
  public:
      /**
       * @brief Inits 128x64 lcd display over spi (based on SH1106 controller): 1-bit mode.
       *
       * Inits 128x64 lcd display over spi (based on SH1106 controller): 1-bit mode
       * @param rstPin pin controlling LCD reset (-1 if not used)
       * @param config platform spi configuration. Please refer to SPlatformSpiConfig.
       */
      DisplaySH1106_128x64_SPI( int8_t rstPin, const SPlatformSpiConfig &config = { -1, { -1 }, -1, 0, -1, -1 } )
          : DisplaySH1106_128x64(m_spi, rstPin)
          , m_spi( *this, config.dc,
                   SPlatformSpiConfig{ config.busId,
                                       { config.cs },
                                       config.dc,
                                       config.frequency ?: 10000000,
                                       config.scl,
                                       config.sda } ) {}
  
      /**
       * Initializes SH1106 lcd in 1-bit mode
       */
      void begin() override;
  
      /**
       * Closes connection to display
       */
      void end() override;
  
  private:
      InterfaceSH1106<PlatformSpi> m_spi;
  };
  
  /**
   * Template class implements SH1106 128x64 lcd display in 1 bit mode over custom SPI implementation
   * (user-defined spi implementation). I - user custom spi class
   */
  template <class I>
  class DisplaySH1106_128x64_CustomSPI: public DisplaySH1106_128x64<InterfaceSH1106<I>>
  {
  public:
      /**
       * @brief Inits 128x64 lcd display over spi (based on SH1106 controller): 1-bit mode.
       *
       * Inits 128x64 lcd display over spi (based on SH1106 controller): 1-bit mode
       * @param rstPin pin controlling LCD reset (-1 if not used)
       * @param dcPin pin to use as data/command control pin
       * @param data variable argument list for custom user spi interface.
       */
      template <typename... Args>
      DisplaySH1106_128x64_CustomSPI( int8_t rstPin, int8_t dcPin, Args&&... data )
          : DisplaySH1106_128x64<InterfaceSH1106<I>>(m_spi, rstPin)
          , m_spi( *this, dcPin,
                   data... ) {}
  
      /**
       * Initializes SH1106 lcd in 1-bit mode
       */
      void begin() override
      {
          m_spi.begin();
          DisplaySH1106_128x64<InterfaceSH1106<I>>::begin();
      }
  
      /**
       * Closes connection to display
       */
      void end() override
      {
          DisplaySH1106_128x64<InterfaceSH1106<I>>::end();
          m_spi.end();
      }
  
  private:
      InterfaceSH1106<I> m_spi;
  };
  /**
   * Class implements SH1106 128x64 lcd display in 1 bit mode over I2C
   */
  class DisplaySH1106_128x64_I2C: public DisplaySH1106_128x64<InterfaceSH1106<PlatformI2c>>
  {
  public:
      /**
       * @brief Inits 128x64 lcd display over i2c (based on SH1106 controller): 1-bit mode.
       *
       * Inits 128x64 lcd display over i2c (based on SH1106 controller): 1-bit mode
       * @param rstPin pin controlling LCD reset (-1 if not used)
       * @param config platform i2c configuration. Please refer to SPlatformI2cConfig.
       */
      DisplaySH1106_128x64_I2C( int8_t rstPin, const SPlatformI2cConfig &config = { -1, 0x3C, -1, -1, 0 } )
          : DisplaySH1106_128x64(m_i2c, rstPin)
          , m_i2c( *this, -1,
                   SPlatformI2cConfig{ config.busId,
                                       static_cast<uint8_t>(config.addr ?: 0x3C),
                                       config.scl,
                                       config.sda,
                                       config.frequency ?: 400000 } ) {}
  
      /**
       * Initializes SH1106 lcd in 1-bit mode
       */
      void begin() override;
  
      /**
       * Closes connection to display
       */
      void end() override;
  
  private:
      InterfaceSH1106<PlatformI2c> m_i2c;
  };
  
  /**
   * Template class implements SH1106 128x64 lcd display in 1 bit mode over custom I2C implementation
   * (user-defined i2c implementation). I - user custom i2c class
   */
  template <class I>
  class DisplaySH1106_128x64_CustomI2C: public DisplaySH1106_128x64<InterfaceSH1106<I>>
  {
  public:
      /**
       * @brief Inits 128x64 lcd display over i2c (based on SH1106 controller): 1-bit mode.
       *
       * Inits 128x64 lcd display over i2c (based on SH1106 controller): 1-bit mode
       * @param rstPin pin controlling LCD reset (-1 if not used)
       * @param data variable argument list for custom user i2c interface.
       */
      template <typename... Args>
      DisplaySH1106_128x64_CustomI2C( int8_t rstPin, Args&&... data )
          : DisplaySH1106_128x64<InterfaceSH1106<I>>(m_i2c, rstPin)
          , m_i2c( *this, -1,
                   data... ) {}
  
      /**
       * Initializes SH1106 lcd in 1-bit mode
       */
      void begin() override
      {
          m_i2c.begin();
          DisplaySH1106_128x64<InterfaceSH1106<I>>::begin();
      }
  
      /**
       * Closes connection to display
       */
      void end() override
      {
          DisplaySH1106_128x64<InterfaceSH1106<I>>::end();
          m_i2c.end();
      }
  
  private:
      InterfaceSH1106<I> m_i2c;
  };
  
  
  #include "lcd_sh1106.inl"
  
  /**
   * @}
   */
  
  