GFX Class Reference

GFX helper class. More...

Detailed Description

This file is used by the screen.

Public Member Functions
synchronized void	delete ()
void	setAddrWindow (short x0, short y0, short x1, short y1)
void	drawPixel (short x, short y, int color)
void	refresh ()
void	drawChar (short x, short y, short data, int color, int bg, short size)
void	print (String msg)
int	setPixel (int x, int y, int color)
void	fillScreen (int color)
void	fillRect (short x, short y, short w, short h, int color)
void	drawFastVLine (short x, short y, short h, int color)
void	drawLine (short x0, short y0, short x1, short y1, int color)
void	drawTriangle (short x0, short y0, short x1, short y1, short x2, short y2, int color)
void	drawCircle (short x, short y, short r, int color)
void	setCursor (short x, short y)
void	setTextColor (int textColor, int textBGColor)
void	setTextSize (short size)
void	setTextWrap (short wrap)
void	setM_height (int value)
int	getM_height ()
void	setM_width (int value)
int	getM_width ()
void	setM_textSize (int value)
int	getM_textSize ()
void	setM_textColor (int value)
int	getM_textColor ()
void	setM_textBGColor (int value)
int	getM_textBGColor ()
void	setM_cursorX (int value)
int	getM_cursorX ()
void	setM_cursorY (int value)
int	getM_cursorY ()
void	setM_wrap (int value)
int	getM_wrap ()

Member Function Documentation

void drawChar	(	short	x,
		short	y,
		short	data,
		int	color,
		int	bg,
		short	size
	)

Parameters

x	Axis on the horizontal scale
y	Axis on the vertical scale
data	Character to write
color	Character color
bg	Character background color
size	Size of the font

void drawCircle	(	short	x,
		short	y,
		short	r,
		int	color
	)

Draws a circle

Parameters

x	Center of the circle on the horizontal scale
y	Center of the circle on the vertical scale
r	Radius of the circle
color	Color of the circle

void drawFastVLine	(	short	x,
		short	y,
		short	h,
		int	color
	)

Draws a line on the vertical scale

Parameters

x	Axis on the horizontal scale
y	Axis on the vertical scale
h	Distanse from y
color	Selected color

void drawLine	(	short	x0,
		short	y0,
		short	x1,
		short	y1,
		int	color
	)

Draws a line from coordinate C0 to coordinate C1

Parameters

x0	First coordinate
y0	First coordinate
x1	Second coordinate
y1	Second coordinate
color	selected color

void drawPixel	(	short	x,
		short	y,
		int	color
	)

Sends a pixel color (RGB) to the chip. Must be implemented by the inherited class.

Parameters

x	Axis on the horizontal scale
y	Axis on the vertical scale
color	RGB value

void drawTriangle	(	short	x0,
		short	y0,
		short	x1,
		short	y1,
		short	x2,
		short	y2,
		int	color
	)

Draws a triangle

Parameters

x0	First coordinate
y0	First coordinate
x1	Second coordinate
y1	Second coordinate
x2	Third coordinate
y2	Third coordinate
color	Selected color

void fillRect	(	short	x,
		short	y,
		short	w,
		short	h,
		int	color
	)

Fills a rectangle with a selected color

Parameters

x	Axis on the horizontal scale (top-left corner)
y	Axis on the vertical scale (top-left corner)
w	Distanse from x
h	Distanse from y
color	Selected color

void fillScreen

(

int

color

)

Fills the screen with a selected color

Parameters

color

Selected color

void print

(

String

msg

)

Prints a message on the screen

Parameters

msg	Message to print

void refresh

(

)

Copies the buffer to the chip via the SPI.

void setAddrWindow	(	short	x0,
		short	y0,
		short	x1,
		short	y1
	)

Sets the window address

Parameters

x0	First coordinate
y0	First coordinate
x1	Second coordinate
y1	Second coordinate

void setCursor	(	short	x,
		short	y
	)

Sets the cursor for a text message

Parameters

x	Axis on the horizontal scale
y	Axis on the vertical scale

int setPixel	(	int	x,
		int	y,
		int	color
	)

Prints a message on the screen

Parameters

x	Axis on the horizontal scale
y	Axis on the vertical scale
color	Pixel color

void setTextColor	(	int	textColor,
		int	textBGColor
	)

Sets a text color for a message

Parameters

textColor	Font color
textBGColor	Background color

void setTextSize

(

short

size

)

Sets the size of the font

Parameters

size

Font size

void setTextWrap

(

short

wrap

)

Wraps a printed message

Parameters

wrap	True (0x1) or false (0x0)

Inheritance diagram for GFX:

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The documentation for this class was generated from the following file:

• /var/lib/jenkins/workspace/upm-doc-stable/build-33/src/st7735/GFX.java