demo_draw_bmpfile.c File Reference

Functions for drawing bitmaps through FatFS.

Copyright (c) 2012-2018 Microchip Technology Inc. and its subsidiaries.

#include <asf.h>
#include "ff.h"
#include "demo.h"
#include "string.h"

Data Structures
struct	bmpfile_header

Macros
#define	FF_BUFF_SIZE   1536
	FatFS read buffer size. More...

Functions
static void	demo_draw_bmpfile (struct gfx_bitmap const *bmp, gfx_coord_t map_x, gfx_coord_t map_y, gfx_coord_t x, gfx_coord_t y)
	Draw bmp file read from FatFS. More...
uint8_t	demo_draw_bmpfile_init (void)
	Initialize FatFS and draw interface. More...

Variables
static uint8_t	demo_bmp_filedata [FF_BUFF_SIZE]
	Bitmap buffer read from file. More...

#define FF_BUFF_SIZE   1536

FatFS read buffer size.

Referenced by demo_draw_bmpfile().

static void demo_draw_bmpfile ( struct gfx_bitmap const *  bmp, gfx_coord_t  map_x, gfx_coord_t  map_y, gfx_coord_t  x, gfx_coord_t  y  )

static

Draw bmp file read from FatFS.

Parameters

bmp	Pointer to the bitmap.
map_x	Start pos x.
map_y	Start pos y.
x	Width length.
y	Height length.

References bmpfile_header::bits, gfx_bitmap::custom, gfx_bitmap::data, demo_bmp_filedata, f_close(), f_open(), f_read(), FA_OPEN_EXISTING, FA_READ, FF_BUFF_SIZE, FR_OK, gfx_copy_progmem_pixels_to_screen(), GFX_FLIP_Y, gfx_set_limits(), gfx_set_orientation(), ili93xx_get_lcd_type(), bmpfile_header::offset, bmpfile_header::width, and gfx_bitmap::width.

Referenced by demo_draw_bmpfile_init().

uint8_t demo_draw_bmpfile_init

(

void

)

Initialize FatFS and draw interface.

References demo_draw_bmpfile(), f_mkfs(), f_mount(), f_opendir(), FR_NO_FILESYSTEM, FR_OK, fs, gfx_set_ext_handler(), and LUN_ID_0.

Referenced by main().

uint8_t demo_bmp_filedata[FF_BUFF_SIZE]

static

Bitmap buffer read from file.

Referenced by demo_draw_bmpfile().