Sming Framework API
Sming - Open Source framework for high efficiency WiFi SoC ESP8266 native development with C++ language.
Adafruit_GFX Class Referenceabstract
Inheritance diagram for Adafruit_GFX:
Print Adafruit_ILI9341 Adafruit_PCD8544 Adafruit_SSD1306 Adafruit_ST7735 TFT_ILI9163C

Public Member Functions

 Adafruit_GFX (int16_t w, int16_t h)
 
virtual void drawPixel (int16_t x, int16_t y, uint16_t color)=0
 
virtual void drawLine (int16_t x0, int16_t y0, int16_t x1, int16_t y1, uint16_t color)
 
virtual void drawFastVLine (int16_t x, int16_t y, int16_t h, uint16_t color)
 
virtual void drawFastHLine (int16_t x, int16_t y, int16_t w, uint16_t color)
 
virtual void drawRect (int16_t x, int16_t y, int16_t w, int16_t h, uint16_t color)
 
virtual void fillRect (int16_t x, int16_t y, int16_t w, int16_t h, uint16_t color)
 
virtual void fillScreen (uint16_t color)
 
virtual void invertDisplay (boolean i)
 
void drawCircle (int16_t x0, int16_t y0, int16_t r, uint16_t color)
 
void drawCircleHelper (int16_t x0, int16_t y0, int16_t r, uint8_t cornername, uint16_t color)
 
void fillCircle (int16_t x0, int16_t y0, int16_t r, uint16_t color)
 
void fillCircleHelper (int16_t x0, int16_t y0, int16_t r, uint8_t cornername, int16_t delta, uint16_t color)
 
void drawTriangle (int16_t x0, int16_t y0, int16_t x1, int16_t y1, int16_t x2, int16_t y2, uint16_t color)
 
void fillTriangle (int16_t x0, int16_t y0, int16_t x1, int16_t y1, int16_t x2, int16_t y2, uint16_t color)
 
void drawRoundRect (int16_t x0, int16_t y0, int16_t w, int16_t h, int16_t radius, uint16_t color)
 
void fillRoundRect (int16_t x0, int16_t y0, int16_t w, int16_t h, int16_t radius, uint16_t color)
 
void drawBitmap (int16_t x, int16_t y, const uint8_t *bitmap, int16_t w, int16_t h, uint16_t color)
 
void drawBitmap (int16_t x, int16_t y, const uint8_t *bitmap, int16_t w, int16_t h, uint16_t color, uint16_t bg)
 
void drawXBitmap (int16_t x, int16_t y, const uint8_t *bitmap, int16_t w, int16_t h, uint16_t color)
 
void drawChar (int16_t x, int16_t y, unsigned char c, uint16_t color, uint16_t bg, uint8_t size)
 
void setCursor (int16_t x, int16_t y)
 
void setTextColor (uint16_t c)
 
void setTextColor (uint16_t c, uint16_t bg)
 
void setTextSize (uint8_t s)
 
void setTextWrap (boolean w)
 
void setRotation (uint8_t r)
 
virtual void write (uint8_t)
 Writes a single character to output stream. More...
 
int16_t height (void) const
 
int16_t width (void) const
 
uint8_t getRotation (void) const
 
int getWriteError ()
 Gets last error. More...
 
void clearWriteError ()
 Clears the last write error. More...
 
size_t write (const char *str)
 Writes a c-string to output stream. More...
 
virtual size_t write (const uint8_t *buffer, size_t size)
 Writes characters from a buffer to output stream. More...
 
size_t write (const char *buffer, size_t size)
 Writes characters from a buffer to output stream. More...
 
size_t print (char)
 Prints a single character to output stream. More...
 
size_t print (const char[])
 Prints a c-string to output stream. More...
 
size_t print (unsigned long, int base=DEC)
 Prints a number to output stream. More...
 
size_t print (long, int base=DEC)
 Prints a number to output stream. More...
 
size_t print (unsigned int, int base=DEC)
 
size_t print (unsigned char, int base=DEC)
 
size_t print (int, int base=DEC)
 Prints a number to output stream. More...
 
size_t print (double, int digits=2)
 Prints number to output stream. More...
 
size_t print (const Printable &p)
 Prints a Printable object to output stream. More...
 
size_t print (const String &s)
 Prints a String to output stream. More...
 
size_t println (void)
 Prints a newline to output stream. More...
 
size_t println (const char[])
 Prints a c-string to output stream, appending newline. More...
 
size_t println (char)
 Prints a single character to output stream, appending newline. More...
 
size_t println (unsigned char, int base=DEC)
 Prints a number to output stream, appending newline. More...
 
size_t println (unsigned int, int base=DEC)
 
size_t println (unsigned long, int base=DEC)
 
size_t println (int, int base=DEC)
 Prints a number to output stream, appending newline. More...
 
size_t println (long, int base=DEC)
 Prints a number to output stream, appending newline. More...
 
size_t println (double, int digits=2)
 Prints a number to output stream, appending newline. More...
 
size_t println (const Printable &p)
 Prints a Printable object to output stream, appending newline. More...
 
size_t println (const String &s)
 Prints a String to output stream, appending newline. More...
 
size_t printf (const char *fmt,...)
 Prints a formatted c-string to output stream. More...
 

Protected Member Functions

void setWriteError (int err=1)
 

Protected Attributes

const int16_t WIDTH
 
const int16_t HEIGHT
 
int16_t _width
 
int16_t _height
 
int16_t cursor_x
 
int16_t cursor_y
 
uint16_t textcolor
 
uint16_t textbgcolor
 
uint8_t textsize
 
uint8_t rotation
 
boolean wrap
 

Member Function Documentation

void Print::clearWriteError ( )
inlineinherited

Clears the last write error.

int Print::getWriteError ( )
inlineinherited

Gets last error.

Return values
intError number of last write error
size_t Print::print ( char  )
inherited

Prints a single character to output stream.

Return values
size_tQuantity of characters written to stream
size_t Print::print ( const char  [])
inherited

Prints a c-string to output stream.

Parameters
char[]c-string to print
Return values
size_tQuantity of characters written to output stream
size_tQuantity of characters written to stream
size_t Print::print ( unsigned  char,
int  base = DEC 
)
inherited

Prints a number to output stream.

Parameters
unsigned longNumber to print
baseThe base for output (Default: Decimal (base 10))
Return values
size_tQuantity of characters written to stream
Parameters
unsigned intNumber to print
baseThe base for output (Default: Decimal (base 10))
Return values
size_tQuantity of characters written to stream
Parameters
unsigned charNumber to print
baseThe base for output (Default: Decimal (base 10))
Return values
size_tQuantity of characters written to stream
size_t Print::print ( long  ,
int  base = DEC 
)
inherited

Prints a number to output stream.

Parameters
longNumber to print
baseThe base for output (Default: Decimal (base 10))
Return values
size_tQuantity of characters written to stream
size_t Print::print ( int  ,
int  base = DEC 
)
inherited

Prints a number to output stream.

Parameters
intNumber to print
baseThe base for output (Default: Decimal (base 10))
Return values
size_tQuantity of characters written to stream
size_t Print::print ( double  ,
int  digits = 2 
)
inherited

Prints number to output stream.

Prints a number to output stream.

Parameters
doubleNumber to print
intDecimal places to show
Return values
size_tQuantity of characters written to output stream
Parameters
doubleNumber to print
digitsThe decimal places to print (Default: 2, e.g. 21.35)
Return values
size_tQuantity of characters written to stream
size_t Print::print ( const Printable p)
inherited

Prints a Printable object to output stream.

Parameters
pObject to print
Return values
size_tQuantity of characters written to stream
size_t Print::print ( const String s)
inherited

Prints a String to output stream.

Parameters
sString to print
Return values
size_tQuantity of characters written to stream
size_t Print::printf ( const char *  fmt,
  ... 
)
inherited

Prints a formatted c-string to output stream.

Parameters
fmtPointer to formated c-string to print
...Parameters for placeholders within formated string
Return values
size_tQuantity of characters written to stream
Note
Use standard printf placeholders, e.g. d for integer, s for c-string, etc.
size_t Print::println ( void  )
inherited

Prints a newline to output stream.

Parameters
Printsnewline to output stream
Return values
size_tQuantity of characters written to output stream
size_tQuantity of characters written to stream
size_t Print::println ( const char  [])
inherited

Prints a c-string to output stream, appending newline.

Parameters
char[]c-string to print
Return values
size_tQuantity of characters written to stream
size_t Print::println ( char  )
inherited

Prints a single character to output stream, appending newline.

Parameters
charCharacter to print
Return values
size_tQuantity of characters written to stream
size_t Print::println ( unsigned  long,
int  base = DEC 
)
inherited

Prints a number to output stream, appending newline.

Parameters
unsigned charNumber to print
baseThe base for output (Default: Decimal (base 10))
Return values
size_tQuantity of characters written to stream
Parameters
unsigned intNumber to print
baseThe base for output (Default: Decimal (base 10))
Return values
size_tQuantity of characters written to stream
Parameters
unsigned longNumber to print
baseThe base for output (Default: Decimal (base 10))
Return values
size_tQuantity of characters written to stream
size_t Print::println ( int  ,
int  base = DEC 
)
inherited

Prints a number to output stream, appending newline.

Parameters
intNumber to print
baseThe base for output (Default: Decimal (base 10))
Return values
size_tQuantity of characters written to stream
size_t Print::println ( long  ,
int  base = DEC 
)
inherited

Prints a number to output stream, appending newline.

Parameters
longNumber to print
baseThe base for output (Default: Decimal (base 10))
Return values
size_tQuantity of characters written to stream
size_t Print::println ( double  ,
int  digits = 2 
)
inherited

Prints a number to output stream, appending newline.

Parameters
doubleNumber to print
digitsThe decimal places to print (Default: 2, e.g. 21.35)
Return values
size_tQuantity of characters written to stream
size_t Print::println ( const Printable p)
inherited

Prints a Printable object to output stream, appending newline.

Parameters
pObject to print
Return values
size_tQuantity of characters written to stream
size_t Print::println ( const String s)
inherited

Prints a String to output stream, appending newline.

Parameters
sString to print
Return values
size_tQuantity of characters written to stream
size_t Print::write ( const char *  str)
inlineinherited

Writes a c-string to output stream.

Parameters
strPointer to c-string
Return values
size_tQuantity of characters written to stream
size_t Print::write ( const uint8_t *  buffer,
size_t  size 
)
virtualinherited

Writes characters from a buffer to output stream.

Parameters
bufferPointer to character buffer
sizeQuantity of characters to write
Return values
size_tQuantity of characters written to stream

Reimplemented in HardwareSerial, CircularBuffer, FileStream, MemoryDataStream, LimitedMemoryStream, TwoWire, EndlessMemoryStream, GdbFileStream, rBootItemOutputStream, and ReadWriteStream.

size_t Print::write ( const char *  buffer,
size_t  size 
)
inlineinherited

Writes characters from a buffer to output stream.

Parameters
bufferPointer to character buffer
sizeQuantity of characters to write
Return values
size_tQuantity of characters written to stream
virtual void Adafruit_GFX::write ( uint8_t  )
virtual

Writes a single character to output stream.

Parameters
uint8_tCharacter to write to output stream
Return values
size_tQuantity of characters written to output stream

Implements Print.