GraphicDisplay.c File Reference

#include "GraphicDisplay.h"

Macros
#define	_SET_PIXEL_COLOR_TYPECAST   (uint8_t (*)(void *, uint32_t, uint32_t, uint8_t))
#define	_FILL_FRAME_BUFFER_TYPEFCAST   (uint8_t (*)(void *, uint8_t))
#define	_REFRESH_DISP_TYPECAST   (uint8_t (*)(void *))
#define	_SET_ON_TYPECASTAT   (uint8_t (*)(void *, _Bool))
#define	_SET_CONTRAST_TYPECAST   (uint8_t (*)(void *, uint8_t))

Functions
static void	_drv_fill_frame_buffer (gd_t *Gd, gd_color_e color)
static void	_drv_set_pixel (gd_t *Gd, uint32_t x, uint32_t y, gd_color_e color)
static void	_drv_set_refresh (gd_t *Gd)
static void	_drv_set_constrat (gd_t *Gd, uint8_t value)
static void	_drv_set_on (gd_t *Gd, bool On)
static void	_mtx_lock (gd_t *Gd)
static void	_mtx_unlock (gd_t *Gd)
static float	_DegToRad (float par_deg)
static uint16_t	_NormalizeTo0_360 (uint16_t par_deg)
gd_error_e	GD_Init (gd_t *Gd, gd_params_t *params)
	Initializes the Graphic Display module, configured with the parameters provided.
gd_error_e	GD_Fill (gd_t *Gd, gd_color_e color)
	Fill the Frame Buffer with the provided color.
gd_error_e	GD_UpdateScreen (gd_t *Gd)
	Update and refresh the update screen with the data into Frame Buffer.
gd_error_e	GD_DrawPixel (gd_t *Gd, uint32_t x, uint32_t y, gd_color_e color)
	Write a color into the desired pixel in the frame buffer.
gd_error_e	GD_WriteChar (gd_t *Gd, char ch, const gd_font_t *Font, gd_color_e color)
	Write a character into a Frame Buffer, with the lines with the desired color.
gd_error_e	GD_WriteString (gd_t *Gd, char *str, const gd_font_t *Font, gd_color_e color)
	Write a string into frame buffer, with the character lines with the desired color.
gd_error_e	GD_SetCursor (gd_t *Gd, uint32_t x, uint32_t y)
	Set the cursor to the position X,Y.
gd_error_e	GD_Line (gd_t *Gd, uint32_t x1, uint32_t y1, uint32_t x2, uint32_t y2, gd_color_e color)
	Write a line into the frame buffer between (x1,y1) (x2,y2).
gd_error_e	GD_Polyline (gd_t *Gd, gd_vertex_t *par_vertex, uint16_t par_size, gd_color_e color)
	Draw a polyline, composed by staigth lines connecting the points given by vertex array.
gd_error_e	GD_DrawArc (gd_t *Gd, uint32_t x, uint32_t y, uint32_t radius, uint16_t start_angle, uint16_t sweep, gd_color_e color)
	Draw an arc into the frame buffer with center, radius, start angle, and sweep.
gd_error_e	GD_DrawArcWithRadiusLine (gd_t *Gd, uint32_t x, uint32_t y, uint32_t radius, uint16_t start_angle, uint16_t sweep, gd_color_e color)
	Draw an arc into frame buffer with lines in the radius line.
gd_error_e	GD_DrawCircle (gd_t *Gd, uint32_t par_x, uint32_t par_y, uint32_t par_r, gd_color_e par_color)
	Draw a complete circle with defined radius.
gd_error_e	GD_FillCircle (gd_t *Gd, uint32_t par_x, uint32_t par_y, uint32_t par_r, gd_color_e par_color)
	Draw a circle filled with the provided color.
gd_error_e	GD_DrawRectangle (gd_t *Gd, uint32_t x1, uint32_t y1, uint32_t x2, uint32_t y2, gd_color_e color)
	Draw a Rectangle between the position (x1,y1) and (x2,y2). The rectangle is not filled, just four lines of a thickness of 1px.
gd_error_e	GD_FillRectangle (gd_t *Gd, uint32_t x1, uint32_t y1, uint32_t x2, uint32_t y2, gd_error_e color)
	Draw a filled rectangle between the pointes (x1,y1) and (x2,y2).
gd_error_e	GD_DrawBitmap (gd_t *Gd, uint32_t x, uint32_t y, const unsigned char *bitmap, uint32_t w, uint32_t h, gd_color_e color)
	Draw a bitmap into the Frame Buffer. The bitmap is an array with the pixels on/off.
gd_error_e	GD_SetContrast (gd_t *Gd, uint8_t value)
	Set the contrast of the display, if are supported. If display doesn't have this routine, nothing will happens.
gd_error_e	GD_SetDisplayOn (gd_t *Gd, bool on)
	Set display On or Off, if the display implements this routine.
bool	GD_GetDisplayOn (gd_t *Gd)
	Gets the display On/Off state.

Variables
gd_driver_t	_Gd_Driver_SSD1306Attr
gd_driver_t *	Gd_Driver_SSD1306 = &_Gd_Driver_SSD1306Attr
	SSD1306 Display Driver pointer.
gd_driver_t	_Gd_Driver_ST7920Attr
gd_driver_t *	Gd_Driver_ST7920 = &_Gd_Driver_ST7920Attr
	ST7920 Display Driver poointer.

Macro Definition Documentation

_FILL_FRAME_BUFFER_TYPEFCAST

#define _FILL_FRAME_BUFFER_TYPEFCAST   (uint8_t (*)(void *, uint8_t))

_REFRESH_DISP_TYPECAST

#define _REFRESH_DISP_TYPECAST   (uint8_t (*)(void *))

_SET_CONTRAST_TYPECAST

#define _SET_CONTRAST_TYPECAST   (uint8_t (*)(void *, uint8_t))

_SET_ON_TYPECASTAT

#define _SET_ON_TYPECASTAT   (uint8_t (*)(void *, _Bool))

_SET_PIXEL_COLOR_TYPECAST

#define _SET_PIXEL_COLOR_TYPECAST   (uint8_t (*)(void *, uint32_t, uint32_t, uint8_t))

Function Documentation

_DegToRad()

static float _DegToRad ( float par_deg )

static

_drv_fill_frame_buffer()

static void _drv_fill_frame_buffer ( gd_t * Gd, gd_color_e color )

static

_drv_set_constrat()

static void _drv_set_constrat ( gd_t * Gd, uint8_t value )

static

_drv_set_on()

static void _drv_set_on ( gd_t * Gd, bool On )

static

_drv_set_pixel()

static void _drv_set_pixel ( gd_t * Gd, uint32_t x, uint32_t y, gd_color_e color )

static

_drv_set_refresh()

static void _drv_set_refresh ( gd_t * Gd )

static

_mtx_lock()

static void _mtx_lock ( gd_t * Gd )

static

_mtx_unlock()

static void _mtx_unlock ( gd_t * Gd )

static

_NormalizeTo0_360()

static uint16_t _NormalizeTo0_360 ( uint16_t par_deg )

static

Variable Documentation

_Gd_Driver_SSD1306Attr

gd_driver_t _Gd_Driver_SSD1306Attr

Initial value:

= {
        .pHandle = NULL,
        .fxnSetPixelColor = _SET_PIXEL_COLOR_TYPECAST       SSD1306_Write,
        .fxnFillFrameBuffer = _FILL_FRAME_BUFFER_TYPEFCAST  SSD1306_Fill,
        .fxnRefreshDisp = _REFRESH_DISP_TYPECAST            SSD1306_Refresh,
        .fxnSetOn = _SET_ON_TYPECASTAT                      SSD1306_SetDisplayOn,
        .fxnSetContrast = _SET_CONTRAST_TYPECAST            SSD1306_SetContrast
}

Diver for SSD1306

_Gd_Driver_ST7920Attr

gd_driver_t _Gd_Driver_ST7920Attr

Initial value:

= {
        .pHandle = NULL,
        .fxnSetPixelColor = _SET_PIXEL_COLOR_TYPECAST       ST7920_Write,
        .fxnFillFrameBuffer = _FILL_FRAME_BUFFER_TYPEFCAST  ST7920_Fill,
        .fxnRefreshDisp = _REFRESH_DISP_TYPECAST            ST7920_Refresh,
        .fxnSetOn = _SET_ON_TYPECASTAT                      NULL,
        .fxnSetContrast = _SET_CONTRAST_TYPECAST            NULL
}

Diver for ST7920