RealtimeOscilloscope/ide-touchgfx-gen/TouchGFX/target/TouchGFXHAL.hpp

/**
  ******************************************************************************
  * File Name          : TouchGFXHAL.hpp
  ******************************************************************************
  * @attention
  *
  * <h2><center>&copy; Copyright (c) 2021 STMicroelectronics.
  * All rights reserved.</center></h2>
  *
  * This software component is licensed by ST under Ultimate Liberty license
  * SLA0044, the "License"; You may not use this file except in compliance with
  * the License. You may obtain a copy of the License at:
  *                             www.st.com/SLA0044
  *
  ******************************************************************************
  */
#ifndef TouchGFXHAL_HPP
#define TouchGFXHAL_HPP

/* USER CODE BEGIN TouchGFXHAL.hpp */

#include <TouchGFXGeneratedHAL.hpp>
#include "touchgfx-config.h"
/**
 * @class TouchGFXHAL
 *
 * @brief HAL implementation for TouchGFX.
 *
 * @sa HAL
 */
class TouchGFXHAL : public TouchGFXGeneratedHAL
{
public:
    /**
     * @fn TouchGFXHAL::TouchGFXHAL(touchgfx::DMA_Interface& dma, touchgfx::LCD& display, touchgfx::TouchController& tc, uint16_t width, uint16_t height) : TouchGFXGeneratedHAL(dma, display, tc, width, height)
     *
     * @brief Constructor.
     *
     *        Constructor. Initializes members.
     *
     * @param [in,out] dma     Reference to DMA interface.
     * @param [in,out] display Reference to LCD interface.
     * @param [in,out] tc      Reference to Touch Controller driver.
     * @param width            Width of the display.
     * @param height           Height of the display.
     */
    TouchGFXHAL(touchgfx::DMA_Interface& dma, touchgfx::LCD& display, touchgfx::TouchController& tc, uint16_t width, uint16_t height) : TouchGFXGeneratedHAL(dma, display, tc, width, height)
    {
    }

    void initialize();

#if ( TOUCHGFX_BAREMETAL != 0)
    virtual void taskEntry();
#endif // TOUCHGFX_BAREMETAL

    /**
     * @fn virtual void TouchGFXHAL::disableInterrupts();
     *
     * @brief Disables the DMA and LCD interrupts.
     *
     *        Disables the DMA and LCD interrupts.
     */
    virtual void disableInterrupts();

    /**
     * @fn virtual void TouchGFXHAL::enableInterrupts();
     *
     * @brief Enables the DMA and LCD interrupts.
     *
     *        Enables the DMA and LCD interrupts.
     */
    virtual void enableInterrupts();

    /**
     * @fn virtual void TouchGFXHAL::configureInterrupts();
     *
     * @brief Sets the DMA and LCD interrupt priorities.
     *
     *        Sets the DMA and LCD interrupt priorities.
     */
    virtual void configureInterrupts();

    /**
     * @fn virtual void TouchGFXHAL::enableLCDControllerInterrupt();
     *
     * @brief Configure the LCD controller to fire interrupts at VSYNC.
     *
     *        Configure the LCD controller to fire interrupts at VSYNC. Called automatically
     *        once TouchGFX initialization has completed.
     */
    virtual void enableLCDControllerInterrupt();

    /**
     * @fn virtual void TouchGFXHAL::flushFrameBuffer();
     *
     * @brief This function is called whenever the framework has performed a complete draw.
     *
     * This specialization is only in place to keep compilers happy. Base impl. will call the
     * Rect version.
     * @see HAL::flushFrameBuffer
     */
    virtual void flushFrameBuffer()
    {
        TouchGFXGeneratedHAL::flushFrameBuffer();
    }

    /**
     * @fn virtual void TouchGFXHAL::flushFrameBuffer(const Rect& rect);
     *
     * @brief This function is called whenever the framework has performed a partial draw.
     *
     *        This function is called whenever the framework has performed a partial draw.
     *        On the STM32F7, make sure to clean and invalidate the data cache. This is to
     *        ensure that LTDC sees correct data when transferring to the display.
     *
     * @param rect The area of the screen that has been drawn, expressed in absolute coordinates.
     *
     * @see flushFrameBuffer().
     */
    virtual void flushFrameBuffer(const touchgfx::Rect& rect);

    /**
     * @fn virtual bool TouchGFXHAL::blockCopy(void* RESTRICT dest, const void* RESTRICT src, uint32_t numBytes);
     *
     * @brief This function performs a platform-specific memcpy.
     *
     *        This function performs a platform-specific memcpy, if supported by the hardware.
     *
     * @param [out] dest Pointer to destination memory.
     * @param [in] src   Pointer to source memory.
     * @param numBytes   Number of bytes to copy.
     *
     * @return true if the copy succeeded, false if copy was not performed.
     */
    virtual bool blockCopy(void* RESTRICT dest, const void* RESTRICT src, uint32_t numBytes);

protected:
    /**
     * @fn virtual uint16_t* TouchGFXHAL::getTFTFrameBuffer() const;
     *
     * @brief Gets the frame buffer address used by the TFT controller.
     *
     *        Gets the frame buffer address used by the TFT controller.
     *
     * @return The address of the frame buffer currently being displayed on the TFT.
     */
    virtual uint16_t* getTFTFrameBuffer() const;

    /**
     * @fn virtual void TouchGFXHAL::setTFTFrameBuffer(uint16_t* adr);
     *
     * @brief Sets the frame buffer address used by the TFT controller.
     *
     *        Sets the frame buffer address used by the TFT controller.
     *
     * @param [in,out] adr New frame buffer address.
     */
    virtual void setTFTFrameBuffer(uint16_t* adr);
};

/* USER CODE END TouchGFXHAL.hpp */

#endif // TouchGFXHAL_HPP

/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/