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Avoid of multiple definition errors #41

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Avoid of multiple definition errors #41

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af0ec59
Update tft_lib.c
uncleura May 11, 2022
922bc1e
Update tft_lib.h
uncleura May 11, 2022
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2 changes: 2 additions & 0 deletions tft_lib.c
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Original file line number Diff line number Diff line change
@@ -1,3 +1,5 @@
#define __TFT_LIB_C__

#include <stdio.h>
#include <stdint.h>
#include <stdbool.h>
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19 changes: 12 additions & 7 deletions tft_lib.h
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Original file line number Diff line number Diff line change
@@ -1,5 +1,10 @@
#ifndef __TFT_LIB_H__
#define __TFT_LIB_H__
#ifndef __TFT_LIB_C__
#define DECLARE extern
#else
#define DECLARE
#endif

#include "fontx.h"

Expand Down Expand Up @@ -63,13 +68,13 @@ typedef struct {
} TFT_t;

// Driver dependent function
void (*DrawPixel)(TFT_t * dev, uint16_t x, uint16_t y, uint16_t color);
void (*DrawMultiPixels)(TFT_t * dev, uint16_t x, uint16_t y, uint16_t size, uint16_t * colors);
void (*DrawFillRect)(TFT_t * dev, uint16_t x1, uint16_t y1, uint16_t x2, uint16_t y2, uint16_t color);
void (*DisplayOff)(TFT_t * dev);
void (*DisplayOn)(TFT_t * dev);
void (*InversionOff)(TFT_t * dev);
void (*InversionOn)(TFT_t * dev);
DECLARE void (*DrawPixel)(TFT_t * dev, uint16_t x, uint16_t y, uint16_t color);
DECLARE void (*DrawMultiPixels)(TFT_t * dev, uint16_t x, uint16_t y, uint16_t size, uint16_t * colors);
DECLARE void (*DrawFillRect)(TFT_t * dev, uint16_t x1, uint16_t y1, uint16_t x2, uint16_t y2, uint16_t color);
DECLARE void (*DisplayOff)(TFT_t * dev);
DECLARE void (*DisplayOn)(TFT_t * dev);
DECLARE void (*InversionOff)(TFT_t * dev);
DECLARE void (*InversionOn)(TFT_t * dev);

// Global function
void lcdDelay(int ms);
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