Uploaded project to git

src/main.c

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+/*
+===============================================================================
+ Name        : labo2 Ecran SPI
+ Author      : M-Rohmer
+ Copyright   : HES-SO hepia
+ Year        : 2024
+===============================================================================
+ */
+
+
+#include "config_LPC1769.h"
+#include <stdint.h>
+#include <stdbool.h>
+
+#include "GPIO.h"
+#include "SPI.h"
+
+const Point SCREEN_ORIGIN = {0,0};
+const Size SCREEN_SIZE = {240,320};
+const Rectangle SCREEN = {SCREEN_ORIGIN,SCREEN_SIZE};
+
+void init(void)
+{
+	ILI9341_Initial();
+}
+
+int scrolling = 0;
+bool need_to_scroll = false;
+
+void EINT3_IRQHandler(void){
+	int buttonPressed = Detect_AB_buttons();
+	if(buttonPressed == 2){
+		//button A pressed
+	}else{
+		//button B pressed
+	}
+	ClearButtons();
+}
+
+int timer_count = 0;
+int scroller_divider = 25;
+void SysTick_Handler(){
+	timer_count += 1;
+
+	//update the screen
+
+	if(timer_count >= scroller_divider){
+		increment_scroll(-1);
+		need_to_scroll = true;
+		timer_count = 0;
+	}
+}
+
+void increment_scroll(int value){
+	scrolling += value;
+	if(scrolling <= 0)
+		scrolling = 319;
+	if(scrolling >= 320)
+		scrolling = 1;
+}
+
+int number_of_digits (int value){
+	int interVal = value;
+	int count = 0;
+	while(interVal > 0){
+		interVal = interVal /10;
+		count ++;
+	}
+	return count;
+}
+
+void convert_to_string(int value, int nbr_digits, char* str){
+	for(int i = nbr_digits-1; i >= 0; i--){
+		int interVal = value;
+		interVal /= 10;
+		int res = value - interVal * 10;
+		str[i] = '0'+res;
+		value /= 10;
+	}
+	str[nbr_digits] = '\0';
+}
+
+void scroll_array(int **array,int **newArray,int width,int height){
+	for(int y = 0;y < height;y++){
+		for(int x = 0;x < width;x++){
+			if(y < height-1 && x < width -1)
+				newArray[x+1][y+1] = array[x][y];
+		}
+	}
+}
+
+int main(void) {
+	init();
+	InitButtons();
+	InitTimer();
+	LedSetState8(128+32+8+2);
+	Point text_origin = {240 / 2 - 8/2,(320 / 6) * 5  - 4};
+
+	Resize_Window(SCREEN);
+	Draw_stars();
+
+	while (true)
+	{
+		if(need_to_scroll){
+			scroll(scrolling);
+			need_to_scroll = false;
+
+			int digits = number_of_digits(scrolling);
+			char newStr[digits+1];
+			convert_to_string(scrolling,digits,&newStr);
+			Size charSize = {7,11};
+			Point new_origin = {text_origin.X,(text_origin.Y + scrolling)%320};
+			Rectangle areaToRefresh = {{new_origin.X,new_origin.Y},{charSize.Width* 4,charSize.Height+5}};
+
+			Refresh_Area(areaToRefresh);
+			DrawText(new_origin,newStr,charSize);
+		}
+	}
+
+}