moved files around

arduino/Screen code/screen-code-class/displayText.cpp

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+#include "displayText.h"
+#include "Arduino.h"
+
+//constructor
+DisplayText::DisplayText(Adafruit_ST7796S_kbv& tftDisplay) : tft(tftDisplay) {
+  tft.setCursor(0,0);
+  tft.fillScreen(ST7796S_BLACK);
+}
+//display text public function
+void DisplayText::writeText(char* text, int size, int posX, int posY, int screenTime, bool center, bool bottom) {
+  if (center) {
+    posX = centerText(text);
+  }
+  // if (bottom) {
+  //   posY = bottomText(text);
+  // }
+  tft.setCursor(posX, posY);
+  tft.setTextSize(size);
+  printWordsFull(text, bottom);
+  delay(screenTime);
+}
+
+//to center the text when enabled in the public function
+int DisplayText::centerText(char* text) {
+  int16_t x1, y1; 
+  uint16_t w, h;
+  tft.getTextBounds(text, 0, 0, &x1, &y1, &w, &h);
+  int x = (tft.width() - w) / 2;
+  return x;
+}
+
+// //to display the text at the bottom when enabled in the public function
+// int DisplayText::bottomText(char* text) {
+//   int16_t x1, y1;
+//   uint16_t w, h;
+//   tft.getTextBounds(text, 0, 0, &x1, &y1, &w, &h);
+//   int y = (tft.height() - h);
+//   return y;
+// }
+
+//attempt to write the text out in full (wip)
+void DisplayText::printWordsFull(char* text, bool bottom) {
+    const int screenWidth = 480; // replace with your TFT display width
+    const int lineHeight = 30; // replace with your text line height
+    //the double copy is needed so it doesnt alter the original text
+    char* newtext1 = strdup(text); // Create a copy of the string for the first strtok_r
+    char* newtext2 = strdup(text); // Create a second copy for the second strtok_r
+    char* saveptr1, *saveptr2;
+    char* word = strtok_r(newtext1, " ", &saveptr1);
+    char line[100] = "";
+    int lineCount = 0;
+    int lineWidth = 0;
+
+    // Calculate total number of lines
+    int totalLines = 0;
+    char* tempWord = strtok_r(newtext2, " ", &saveptr2);
+    while (tempWord != NULL) {
+        int16_t x1, y1;
+        uint16_t w, h;
+        tft.getTextBounds(tempWord, 0, 0, &x1, &y1, &w, &h);
+        if (lineWidth + w > screenWidth && strlen(line) > 0) {
+          //if the line width is greater than the screen width, then we need to add a new line
+            totalLines++;
+            lineWidth = w;
+            //otherwise we just add the width of the word to the line width
+        } else {
+            lineWidth += w;
+        }
+        tempWord = strtok_r(NULL, " ", &saveptr2);
+    }
+    totalLines++; // Add one for the last line
+
+    // Reset variables for actual printing
+    strcpy(line, "");
+    lineWidth = 0;
+
+    while (word != NULL) {
+        int16_t x1, y1;
+        uint16_t w, h;
+        tft.getTextBounds(word, 0, 0, &x1, &y1, &w, &h);
+
+        if (lineWidth + w > screenWidth && strlen(line) > 0) {
+            int y = bottom ? tft.height() - lineHeight * (totalLines - lineCount) : lineHeight * lineCount;
+            tft.setCursor(0, y);
+            tft.println(line);
+            lineCount++;
+            strcpy(line, word);
+            strcat(line, " ");
+            lineWidth = w;
+        } else {
+            strcat(line, word);
+            strcat(line, " ");
+            lineWidth += w;
+        }
+
+        word = strtok_r(NULL, " ", &saveptr1);
+    }
+
+    // print the last line
+    int y = bottom ? tft.height() - lineHeight * (totalLines - lineCount) : lineHeight * lineCount;
+    tft.setCursor(0, y);
+    tft.println(line);
+
+    free(newtext1); // Free the memory allocated by strdup
+    free(newtext2); // Free the memory allocated by strdup
+}

arduino/Screen code/screen-code-class/displayText.h

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+#ifndef DISPLAYTEXT_H
+#define DISPLAYTEXT_H
+
+#include "Adafruit_GFX.h"
+#include "Adafruit_ST7796S_kbv.h"
+
+class DisplayText {
+  private:
+    Adafruit_ST7796S_kbv& tft;
+    int centerText(char* text);
+    // int bottomText(char* text);
+    void printWordsFull(char* text, bool bottom);
+
+  public:
+    DisplayText(Adafruit_ST7796S_kbv& tftDisplay);
+    void writeText(char* text, int size, int posX, int posY, int screenTime, bool center, bool bottom);
+};
+
+#endif

arduino/Screen code/screen-code-class/example.ino

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+#include "headerFile.h"
+
+int i = 0;
+
+char* Question[] = {
+ "How clean are the toilets?",
+ "How clean is the study area?",
+ "What do you think of the temperature in the study area?",
+ "How crowded would you say the study area is?",
+ "Is there enough help available?"
+};
+
+char* Answer[] = {
+  "clean, normal, disgusting",
+  "clean, normal, disgusting",
+  "hot, perfect, cold",
+  "not at all, its fine, really crowded",
+  "no, decently, yes"
+};
+
+//simplify the name of the library
+Adafruit_ST7796S_kbv tft = Adafruit_ST7796S_kbv(TFT_CS, TFT_DC, MOSI, SCK, TFT_RST, MISO);
+DisplayText displayText(tft);
+
+
+void setup() {
+  tft.begin(); // Initialize the display
+  tft.setRotation(3); // Set the rotation to horizontal
+}
+
+void loop() {
+  i++;
+  if (i == 5) {
+    i = 0;
+  }
+
+  tft.fillScreen(ST7796S_BLACK); // Fill the screen with black color
+  // writeText(Question[0], 2, 50, 0, 0);
+  // writeText(Answer[0], 2, 50, 300, 4000);
+  displayText.writeText(Question[i], 3, 0, 0, 0, true, false);
+  displayText.writeText(Answer[i], 3, 0, 200, 0, true, true);
+  delay(2000);
+}

arduino/Screen code/screen-code-class/headerFile.h

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+#include <SPI.h>
+#include "Adafruit_GFX.h"
+#include "Adafruit_ST7796S_kbv.h"
+#include "displayText.h"
+
+#define TFT_CS 14
+#define TFT_DC 13
+#define TFT_RST 12 
+#define MOSI 11
+#define SCK 10
+#define MISO 9