ev3_lcd.h

Go to the documentation of this file.

#ifdef __cplusplus
extern "C" {
#endif

#ifndef ev3_lcd_h
#define ev3_lcd_h

#ifdef __GNUC__
#pragma GCC system_header
#endif

#include <stdio.h>
#include <fcntl.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <signal.h>
#include <sys/mman.h>
#include <sys/stat.h>
#include <stdbool.h>
#include <limits.h>
#include <errno.h>
#include <libgen.h>

#include "../include/ev3_constants.h"

#define LCD_BYTE_WIDTH ((LCD_WIDTH + 7) / 8)
#define LCD_BUFFER_SIZE (LCD_BYTE_WIDTH * LCD_HEIGHT)

typedef uint8_t  IMGDATA;    
typedef IMGDATA* IP;         

typedef struct {
    int X;  
    int Y;  
} LocationType;

typedef LocationType* PLocationType;

typedef enum {
    ifRAW_FB0,
    ifRAW_BUF,
    ifXBM,
    ifP1,
    ifP4,
    ifBMP,
    ifPNG
} ImageFormat;

bool LcdInit();
bool LcdExit();
bool LcdInitialized();

void LcdSetAutoRefresh(bool bOn);
bool LcdUpdate();
bool LcdClean();
bool LcdScroll(short Y);


bool LcdSelectFont(uint8_t FontType);
uint8_t* LcdGetDisplay();
bool LcdText(char Color, short X, short Y, char* Text);
bool LcdIcon(char Color, short X, short Y, char IconType, char IconNum);
bool LcdBmpFile(char Color, short X, short Y, char* Name);
bool LcdPicture(char Color, short X, short Y, IP pBitmap);
bool LcdFillWindow(char Color, short Y, short Y1);
uint8_t* LcdGetFrameBuffer();
void LcdWriteDisplayToFile(char* filename, ImageFormat fmt);
void LcdWriteFrameBufferToFile(char* filename, ImageFormat fmt);

char CircleOutEx(int x, int y, uint8_t radius, unsigned long options);
char static inline CircleOut(int x, int y, int r) {
    return CircleOutEx(x, y, r, DRAW_OPT_NORMAL);
}

char LineOutEx(int x1, int y1, int x2, int y2, unsigned long options);
char static inline LineOut(int x1, int y1, int x2, int y2) {
    return LineOutEx(x1, y1, x2, y2, DRAW_OPT_NORMAL);
}

char PointOutEx(int x, int y, unsigned long options);
char static inline PointOut(int x, int y) {
    return PointOutEx(x, y, DRAW_OPT_NORMAL);
}

char RectOutEx(int x, int y, int width, int height, unsigned long options);
char static inline RectOut(int x, int y, int w, int h) {
    return RectOutEx(x, y, w, h, DRAW_OPT_NORMAL);
}


char EllipseOutEx(int x, int y, uint8_t radiusX, uint8_t radiusY, unsigned long options);
char static inline EllipseOut(int x, int y, int rx, int ry) {
    return EllipseOutEx(x, y, rx, ry, DRAW_OPT_NORMAL);
}

#define LCD_COLOR_BLACK 1
#define LCD_COLOR_WHITE 0


bool LcdTextf(char Color, short X, short Y, const char *fmt, ...);

int LcdPrintf(char color, const char * fmt, ...);

int LcdPrintln(char color, const char * fmt, ...);


#ifdef __ASPRINTF
#include <stdarg.h>
int asprintf(char **, const char *, ...);
int vasprintf(char **, const char *, va_list)
#endif

short LcdRowToY(int row);

void SetCursorX(short x);

void SetCursorY(short y);

#endif // ev3_lcd_h

#ifdef __cplusplus
}
#endif