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# ifndef _UDISP_
# define _UDISP_
# include <Adafruit_GFX.h>
# include <renderer.h>
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# include <Wire.h>
# include <SPI.h>
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# ifdef ESP32
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# include "driver/spi_master.h"
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# endif
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# define _UDSP_I2C 1
# define _UDSP_SPI 2
# define UDISP1_WHITE 1
# define UDISP1_BLACK 0
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# define DISPLAY_INIT_MODE 0
# define DISPLAY_INIT_PARTIAL 1
# define DISPLAY_INIT_FULL 2
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enum uColorType { uCOLOR_BW , uCOLOR_COLOR } ;
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// Color definitions
# define UDISP_BLACK 0x0000 /* 0, 0, 0 */
# define UDISP_NAVY 0x000F /* 0, 0, 128 */
# define UDISP_DARKGREEN 0x03E0 /* 0, 128, 0 */
# define UDISP_DARKCYAN 0x03EF /* 0, 128, 128 */
# define UDISP_MAROON 0x7800 /* 128, 0, 0 */
# define UDISP_PURPLE 0x780F /* 128, 0, 128 */
# define UDISP_OLIVE 0x7BE0 /* 128, 128, 0 */
# define UDISP_LIGHTGREY 0xC618 /* 192, 192, 192 */
# define UDISP_DARKGREY 0x7BEF /* 128, 128, 128 */
# define UDISP_BLUE 0x001F /* 0, 0, 255 */
# define UDISP_GREEN 0x07E0 /* 0, 255, 0 */
# define UDISP_CYAN 0x07FF /* 0, 255, 255 */
# define UDISP_RED 0xF800 /* 255, 0, 0 */
# define UDISP_MAGENTA 0xF81F /* 255, 0, 255 */
# define UDISP_YELLOW 0xFFE0 /* 255, 255, 0 */
# define UDISP_WHITE 0xFFFF /* 255, 255, 255 */
# define UDISP_ORANGE 0xFD20 /* 255, 165, 0 */
# define UDISP_GREENYELLOW 0xAFE5 /* 173, 255, 47 */
# define UDISP_PINK 0xF81F
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# ifdef ESP8266
# define PIN_OUT_SET 0x60000304
# define PIN_OUT_CLEAR 0x60000308
# define GPIO_SET(A) WRITE_PERI_REG( PIN_OUT_SET, 1 << A)
# define GPIO_CLR(A) WRITE_PERI_REG( PIN_OUT_CLEAR, 1 << A)
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# define GPIO_CLR_SLOW(A) digitalWrite(A, LOW)
# define GPIO_SET_SLOW(A) digitalWrite(A, HIGH)
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# else
# undef GPIO_SET
# undef GPIO_CLR
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# undef GPIO_SET_SLOW
# undef GPIO_CLR_SLOW
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# if CONFIG_IDF_TARGET_ESP32C3
# define GPIO_CLR(A) GPIO.out_w1tc.val = (1 << A)
# define GPIO_SET(A) GPIO.out_w1ts.val = (1 << A)
# else // plain ESP32
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# define GPIO_CLR(A) GPIO.out_w1tc = (1 << A)
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# define GPIO_SET(A) GPIO.out_w1ts = (1 << A)
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# endif
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# define GPIO_CLR_SLOW(A) digitalWrite(A, LOW)
# define GPIO_SET_SLOW(A) digitalWrite(A, HIGH)
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# endif
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# define SPI_BEGIN_TRANSACTION if (spi_nr <= 2) beginTransaction(spiSettings);
# define SPI_END_TRANSACTION if (spi_nr <= 2) endTransaction();
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# define SPI_CS_LOW if (spi_cs >= 0) GPIO_CLR_SLOW(spi_cs);
# define SPI_CS_HIGH if (spi_cs >= 0) GPIO_SET_SLOW(spi_cs);
# define SPI_DC_LOW if (spi_dc >= 0) GPIO_CLR_SLOW(spi_dc);
# define SPI_DC_HIGH if (spi_dc >= 0) GPIO_SET_SLOW(spi_dc);
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# define LUTMAXSIZE 64
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class uDisplay : public Renderer {
public :
uDisplay ( char * ) ;
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~ uDisplay ( void ) ;
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Renderer * Init ( void ) ;
void DisplayInit ( int8_t p , int8_t size , int8_t rot , int8_t font ) ;
void Updateframe ( ) ;
void DisplayOnff ( int8_t on ) ;
void Splash ( void ) ;
char * devname ( void ) ;
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uint16_t fgcol ( void ) ;
uint16_t bgcol ( void ) ;
int8_t color_type ( void ) ;
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// void dim(uint8_t dim); // original version with 4 bits resolution 0..15
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virtual void dim10 ( uint8_t dim , uint16_t dim_gamma ) ; // dimmer with 8 bits resolution, 0..255. Gamma correction must be done by caller with 10 bits resolution
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uint16_t GetColorFromIndex ( uint8_t index ) ;
void setRotation ( uint8_t m ) ;
void fillScreen ( uint16_t color ) ;
void fillRect ( int16_t x , int16_t y , int16_t w , int16_t h , uint16_t color ) ;
void pushColors ( uint16_t * data , uint16_t len , boolean first ) ;
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void TS_RotConvert ( int16_t * x , int16_t * y ) ;
void invertDisplay ( boolean i ) ;
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void SetPwrCB ( pwr_cb cb ) { pwr_cbp = cb ; } ;
void SetDimCB ( dim_cb cb ) { dim_cbp = cb ; } ;
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private :
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void beginTransaction ( SPISettings s ) ;
void endTransaction ( void ) ;
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void setAddrWindow ( uint16_t x0 , uint16_t y0 , uint16_t x1 , uint16_t y1 ) ;
void drawPixel ( int16_t x , int16_t y , uint16_t color ) ;
void drawFastHLine ( int16_t x , int16_t y , int16_t w , uint16_t color ) ;
void drawFastVLine ( int16_t x , int16_t y , int16_t h , uint16_t color ) ;
uint32_t str2c ( char * * sp , char * vp , uint32_t len ) ;
void i2c_command ( uint8_t val ) ;
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void spi_command_one ( uint8_t val ) ;
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void spi_command ( uint8_t val ) ;
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void spi_data8 ( uint8_t val ) ;
void spi_data16 ( uint16_t val ) ;
void spi_data32 ( uint32_t val ) ;
void write8 ( uint8_t val ) ;
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void write8_slow ( uint8_t val ) ;
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void write9 ( uint8_t val , uint8_t dc ) ;
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void write9_slow ( uint8_t val , uint8_t dc ) ;
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void hw_write9 ( uint8_t val , uint8_t dc ) ;
void write16 ( uint16_t val ) ;
void write32 ( uint32_t val ) ;
void spi_data9 ( uint8_t d , uint8_t dc ) ;
void WriteColor ( uint16_t color ) ;
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void SetLut ( const unsigned char * lut ) ;
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void SetLuts ( void ) ;
void DisplayFrame_29 ( void ) ;
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void Updateframe_EPD ( ) ;
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//void DisplayFrame_42(const unsigned char* frame_buffer);
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void SetFrameMemory ( const unsigned char * image_buffer ) ;
void SetFrameMemory ( const unsigned char * image_buffer , uint16_t x , uint16_t y , uint16_t image_width , uint16_t image_height ) ;
void SetMemoryArea ( int x_start , int y_start , int x_end , int y_end ) ;
void SetMemoryPointer ( int x , int y ) ;
void DrawAbsolutePixel ( int x , int y , int16_t color ) ;
void drawPixel_EPD ( int16_t x , int16_t y , uint16_t color ) ;
void fillRect_EPD ( int16_t x , int16_t y , int16_t w , int16_t h , uint16_t color ) ;
void drawFastVLine_EPD ( int16_t x , int16_t y , int16_t h , uint16_t color ) ;
void drawFastHLine_EPD ( int16_t x , int16_t y , int16_t w , uint16_t color ) ;
void Init_EPD ( int8_t p ) ;
void spi_command_EPD ( uint8_t val ) ;
void spi_data8_EPD ( uint8_t val ) ;
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//void SetPartialWindow_42(uint8_t* frame_buffer, int16_t x, int16_t y, int16_t w, int16_t l, int16_t dtm);
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void ClearFrameMemory ( unsigned char color ) ;
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void ClearFrame_42 ( void ) ;
void DisplayFrame_42 ( void ) ;
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uint8_t strlen_ln ( char * str ) ;
int32_t next_val ( char * * sp ) ;
uint32_t next_hex ( char * * sp ) ;
void setAddrWindow_int ( uint16_t x , uint16_t y , uint16_t w , uint16_t h ) ;
char dname [ 16 ] ;
int8_t bpp ;
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uint8_t col_type ;
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uint8_t interface ;
uint8_t i2caddr ;
int8_t i2c_scl ;
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TwoWire * wire ;
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int8_t wire_n ;
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int8_t i2c_sda ;
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uint8_t i2c_col_start ;
uint8_t i2c_col_end ;
uint8_t i2c_page_start ;
uint8_t i2c_page_end ;
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int8_t reset ;
uint8_t dsp_cmds [ 128 ] ;
uint8_t dsp_ncmds ;
uint8_t dsp_on ;
uint8_t dsp_off ;
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uint8_t allcmd_mode ;
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int8_t splash_font ;
uint8_t splash_size ;
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uint16_t splash_xp ;
uint16_t splash_yp ;
uint16_t fg_col ;
uint16_t bg_col ;
uint16_t gxs ;
uint16_t gys ;
int8_t spi_cs ;
int8_t spi_clk ;
int8_t spi_mosi ;
int8_t spi_dc ;
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int8_t bpanel ; // backbanel GPIO, -1 if none
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int8_t spi_miso ;
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uint8_t dimmer8 ; // 8 bits resolution, 0..255
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uint16_t dimmer10_gamma ; // 10 bits resolution, 0..1023, gamma corrected
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SPIClass * uspi ;
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uint8_t sspi ;
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SPISettings spiSettings ;
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uint8_t spi_speed ;
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uint8_t spi_nr = 1 ;
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uint8_t madctrl ;
uint8_t startline ;
uint8_t rot [ 4 ] ;
uint8_t rot_t [ 4 ] ;
uint16_t x_addr_offs [ 4 ] ;
uint16_t y_addr_offs [ 4 ] ;
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uint8_t saw_1 ;
uint8_t saw_2 ;
uint8_t saw_3 ;
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uint8_t cur_rot ;
uint8_t col_mode ;
uint8_t inv_on ;
uint8_t inv_off ;
uint8_t sa_mode ;
uint8_t dim_op ;
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uint8_t lutfsize ;
uint8_t lutpsize ;
uint16_t lutftime ;
uint16_t lutptime ;
uint16_t lut3time ;
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uint16_t lut_num ;
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uint8_t ep_mode ;
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uint8_t lut_full [ LUTMAXSIZE ] ;
uint8_t lut_partial [ LUTMAXSIZE ] ;
uint8_t lut_array [ LUTMAXSIZE ] [ 5 ] ;
uint8_t lut_cnt [ 5 ] ;
uint8_t lut_cmd [ 5 ] ;
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uint16_t seta_xp1 ;
uint16_t seta_xp2 ;
uint16_t seta_yp1 ;
uint16_t seta_yp2 ;
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int16_t rotmap_xmin ;
int16_t rotmap_xmax ;
int16_t rotmap_ymin ;
int16_t rotmap_ymax ;
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void pushColorsMono ( uint16_t * data , uint16_t len , bool rgb16_swap = false ) ;
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# ifdef ESP32
// dma section
bool DMA_Enabled = false ;
uint8_t spiBusyCheck = 0 ;
spi_transaction_t trans ;
spi_device_handle_t dmaHAL ;
spi_host_device_t spi_host = VSPI_HOST ;
// spi_host_device_t spi_host = VSPI_HOST;
bool initDMA ( bool ctrl_cs ) ;
void deInitDMA ( void ) ;
bool dmaBusy ( void ) ;
void dmaWait ( void ) ;
void pushPixelsDMA ( uint16_t * image , uint32_t len ) ;
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void pushPixels3DMA ( uint8_t * image , uint32_t len ) ;
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# endif // ESP32
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} ;
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# endif // _UDISP_