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Segment_States.cpp
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Segment_States.cpp
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//
// Created by Paul Weber on 02.04.23.
//
#include "Segment_States.h"
//Class constructor
Segment_States::Segment_States() = default;
//Basic stuff for setting segments -------------------------------------------------------------------------------------
//Clear all segment states
void Segment_States::clear_segments() {
//Go Through all Elements in the Array and write 0 to them
for (int i = 0; i < 4; ++i) {
for (int j = 0; j < 8; ++j) {
Matrix_dots[i][j] = 0;
}
}
}
//Set a state for a segment
void Segment_States::set_segment_state(int segment, //The segment to set (0-3)
int number //State to set (0-9 Numbers, 10 °C, 11 -, 12 %)
) {
//The Array Matrix Dots stores all the states for every segment, 0-7 are the 8 rows, each row begins on the right.
//Because every row begins on the right, the MSB is the most right LED and the LSB is the most left LED.
switch (number) {
case 0:
/*
- - X X X X - -
- X X X X X X -
- X X - - X X -
- X X - - X X -
- X X - - X X -
- X X - - X X -
- X X X X X X -
- - X X X X - -
*/
Matrix_dots[segment][0] = 0b00111100;
Matrix_dots[segment][1] = 0b01111110;
Matrix_dots[segment][2] = 0b01100110;
Matrix_dots[segment][3] = 0b01100110;
Matrix_dots[segment][4] = 0b01100110;
Matrix_dots[segment][5] = 0b01100110;
Matrix_dots[segment][6] = 0b01111110;
Matrix_dots[segment][7] = 0b00111100;
break;
case 1:
/*
- - - X X X X -
- - X X X X X -
- X X X - X X -
- X X - - X X -
- - - - - X X -
- - - - - X X -
- - - - - X X -
- - - - - X X -
*/
Matrix_dots[segment][0] = 0b01111000;
Matrix_dots[segment][1] = 0b01111100;
Matrix_dots[segment][2] = 0b01101110;
Matrix_dots[segment][3] = 0b01100110;
Matrix_dots[segment][4] = 0b01100000;
Matrix_dots[segment][5] = 0b01100000;
Matrix_dots[segment][6] = 0b01100000;
Matrix_dots[segment][7] = 0b01100000;
break;
case 2:
/*
- X X X X X - -
- X X X X X X -
- - - - - X X -
- - X X X X X -
- X X X X X - -
- X X - - - - -
- X X X X X X -
- X X X X X X -
*/
Matrix_dots[segment][0] = 0b00111110;
Matrix_dots[segment][1] = 0b01111110;
Matrix_dots[segment][2] = 0b01100000;
Matrix_dots[segment][3] = 0b01111100;
Matrix_dots[segment][4] = 0b00111110;
Matrix_dots[segment][5] = 0b00000110;
Matrix_dots[segment][6] = 0b01111110;
Matrix_dots[segment][7] = 0b01111110;
break;
case 3:
/*
- X X X X X - -
- X X X X X X -
- - - - - X X -
- X X X X X - -
- X X X X X - -
- - - - - X X -
- X X X X X X -
- X X X X X - -
*/
Matrix_dots[segment][0] = 0b00111110;
Matrix_dots[segment][1] = 0b01111110;
Matrix_dots[segment][2] = 0b01100000;
Matrix_dots[segment][3] = 0b00111110;
Matrix_dots[segment][4] = 0b01111110;
Matrix_dots[segment][5] = 0b01100000;
Matrix_dots[segment][6] = 0b01111110;
Matrix_dots[segment][7] = 0b00111110;
break;
case 4:
/*
- X X - - - - -
- X X - - - - -
- X X - - - - -
- X X - X X - -
- X X X X X X -
- X X X X X X -
- - - - X X - -
- - - - X X - -
*/
Matrix_dots[segment][0] = 0b00000110;
Matrix_dots[segment][1] = 0b00000110;
Matrix_dots[segment][2] = 0b00000110;
Matrix_dots[segment][3] = 0b00110110;
Matrix_dots[segment][4] = 0b01111110;
Matrix_dots[segment][5] = 0b01111110;
Matrix_dots[segment][6] = 0b00110000;
Matrix_dots[segment][7] = 0b00110000;
break;
case 5:
/*
- X X X X X X -
- X X X X X X -
- X X - - - - -
- X X X X X - -
- X X X X X X -
- - - - - X X -
- X X X X X X -
- X X X X X - -
*/
Matrix_dots[segment][0] = 0b01111110;
Matrix_dots[segment][1] = 0b01111110;
Matrix_dots[segment][2] = 0b00000110;
Matrix_dots[segment][3] = 0b00111110;
Matrix_dots[segment][4] = 0b01111110;
Matrix_dots[segment][5] = 0b01100000;
Matrix_dots[segment][6] = 0b01111110;
Matrix_dots[segment][7] = 0b00111110;
break;
case 6:
/*
- - X X X X - -
- X X X X X - -
- X X - - - - -
- X X X X X - -
- X X X X X X -
- X X - - X X -
- X X X X X X -
- - X X X X - -
*/
Matrix_dots[segment][0] = 0b00111100;
Matrix_dots[segment][1] = 0b00111110;
Matrix_dots[segment][2] = 0b00000110;
Matrix_dots[segment][3] = 0b00111110;
Matrix_dots[segment][4] = 0b01111110;
Matrix_dots[segment][5] = 0b01100110;
Matrix_dots[segment][6] = 0b01111110;
Matrix_dots[segment][7] = 0b00111100;
break;
case 7:
/*
- X X X X X X -
- X X X X X X -
- X X - - X X -
- - - - - X X -
- - - - - X X -
- - - - - X X -
- - - - - X X -
- - - - - X X -
*/
Matrix_dots[segment][0] = 0b01111110;
Matrix_dots[segment][1] = 0b01111110;
Matrix_dots[segment][2] = 0b01100110;
Matrix_dots[segment][3] = 0b01100000;
Matrix_dots[segment][4] = 0b01100000;
Matrix_dots[segment][5] = 0b01100000;
Matrix_dots[segment][6] = 0b01100000;
Matrix_dots[segment][7] = 0b01100000;
break;
case 8:
/*
- - X X X X - -
- X X X X X X -
- X X - - X X -
- - X X X X - -
- - X X X X - -
- X X - - X X -
- X X X X X X -
- - X X X X - -
*/
Matrix_dots[segment][0] = 0b00111100;
Matrix_dots[segment][1] = 0b01111110;
Matrix_dots[segment][2] = 0b01100110;
Matrix_dots[segment][3] = 0b00111100;
Matrix_dots[segment][4] = 0b00111100;
Matrix_dots[segment][5] = 0b01100110;
Matrix_dots[segment][6] = 0b01111110;
Matrix_dots[segment][7] = 0b00111100;
break;
case 9:
/*
- - X X X X - -
- X X X X X X -
- X X - - X X -
- X X X X X X -
- - X X X X X -
- - - - - X X -
- - X X X X X -
- - X X X X - -
*/
Matrix_dots[segment][0] = 0b00111100;
Matrix_dots[segment][1] = 0b01111110;
Matrix_dots[segment][2] = 0b01100110;
Matrix_dots[segment][3] = 0b01111110;
Matrix_dots[segment][4] = 0b01111100;
Matrix_dots[segment][5] = 0b01100000;
Matrix_dots[segment][6] = 0b01111100;
Matrix_dots[segment][7] = 0b00111100;
break;
case 10:
/*
X X - - X X X -
X X - X X X X -
- - - X X - - -
- - - X X - - -
- - - X X - - -
- - - X X - - -
- - - X X X X -
- - - - X X X -
*/
Matrix_dots[segment][0] = 0b01110011;
Matrix_dots[segment][1] = 0b01111011;
Matrix_dots[segment][2] = 0b00011000;
Matrix_dots[segment][3] = 0b00011000;
Matrix_dots[segment][4] = 0b00011000;
Matrix_dots[segment][5] = 0b00011000;
Matrix_dots[segment][6] = 0b01111000;
Matrix_dots[segment][7] = 0b01110000;
break;
case 11:
/*
- - - - - - - -
- - - - - - - -
- - - - - - - -
- X X X X X X -
- X X X X X X -
- - - - - - - -
- - - - - - - -
- - - - - - - -
*/
Matrix_dots[segment][0] = 0b00000000;
Matrix_dots[segment][1] = 0b00000000;
Matrix_dots[segment][2] = 0b00000000;
Matrix_dots[segment][3] = 0b01111110;
Matrix_dots[segment][4] = 0b01111110;
Matrix_dots[segment][5] = 0b00000000;
Matrix_dots[segment][6] = 0b00000000;
Matrix_dots[segment][7] = 0b00000000;
break;
case 12:
/*
- X - - - - X X
X X X - - X X X
- X - - X X X -
- - - X X X - -
- - X X X - - -
- X X X - - X -
X X X - - X X X
X X - - - - X -
*/
Matrix_dots[segment][0] = 0b11000010;
Matrix_dots[segment][1] = 0b11100111;
Matrix_dots[segment][2] = 0b01110010;
Matrix_dots[segment][3] = 0b00111000;
Matrix_dots[segment][4] = 0b00011100;
Matrix_dots[segment][5] = 0b01001110;
Matrix_dots[segment][6] = 0b11100111;
Matrix_dots[segment][7] = 0b01000011;
break;
default:
break;
}
}
//Set Segments to a Format ---------------------------------------------------------------------------------------------
//Set the segment states to a time
void Segment_States::set_time(int Hours, //Hour (0-23)
int Minutes //Minute (0-59)
) {
clear_segments();
//If the time is 0:XX, the 0 has to be set manually, otherwise it can be calculated
if(Hours > 0){
//Calculate the individual Digits of the Hour (only calculating the Digits that exist, no leading zero)
int Divisor = 1;
int Segment = 1; //Start at the right segment
//Go Through all existing Digits
while (Hours/Divisor != 0){
set_segment_state(Segment, Hours/Divisor%10);
//Increment Divisor and Decrement Segment
Divisor *= 10;
Segment--;
}
}
else{
set_segment_state(1, 0);
}
//Calculating the Individual Digits of the Minutes (All of them, if a Number is only 1 Digits long it has leading zeros)
set_segment_state(2, Minutes/10%10);
set_segment_state(3, Minutes/1%10);
//Shift the middle two segment numbers to the sides to make space for the dots
segment_offset(1, -1); //Move the number in segment 1 1 position to the left
segment_offset(2, 1); //Move the number in segment 2 1 position to the right
//Add the Dot (left and right half to the middle segments)
add_separator(1, 0); //add the separator dots to segment 1
add_separator(2, 7); //add the separator dots (shifted 7 to the left) to segment 2
}
//Set the segment states to a temperature
void Segment_States::set_temperature(int temperature //Temperature (0 °C - 50 °C will be Displayed, everything else as -- °C)
) {
clear_segments();
set_segment_state(3, 10); //Set segment 3 to "°C"
//The DHT11 can only read temperatures between 0 °C and 50 °C
if (temperature >= 0 && temperature <= 50){
//Calculate the individual Digits of the temperature (only calculating the Digits that exist, no leading zero)
int Divisor = 1;
int Segment = 2; //Start at the right segment
//Go Through all existing Digits
while (temperature/Divisor != 0){
set_segment_state(Segment, temperature/Divisor%10);
//Increment Divisor and Decrement Segment
Divisor *= 10;
Segment--;
}
}
//If the temperature is outside the readable values, display "--°C"
else{
set_segment_state(1, 11);
set_segment_state(2, 11);
}
}
//Set the segment states to a humidity
void Segment_States::set_humidity(int humidity //humidity (20 % - 90% will be Displayed, everything else as -- %)
){
clear_segments();
set_segment_state(3, 12); //Set segment 3 to "%"
//The DHT11 can only read humidity between 20 % and 50 %
if (humidity >= 20 && humidity <= 90){
//Calculate the individual Digits of the humidity (only calculating the Digits that exist, no leading zero)
int Divisor = 1;
int Segment = 2; //Start at the right segment
//Go Through all existing Digits
while (humidity /Divisor != 0){
set_segment_state(Segment, humidity/Divisor%10);
//Increment Divisor and Decrement Segment
Divisor *= 10;
Segment--;
}
}
//If the humidity is outside the readable values, display "--%"
else{
set_segment_state(1, 11);
set_segment_state(2, 11);
}
}
//set_time formatting --------------------------------------------------------------------------------------------------
//Add the separator dots between hour and minutes
void Segment_States::add_separator(int segment, //Segment where the dots will be added (0-3)
int offset //Dots default position is column 7, offset moves it to the left (0-7)
) {
//Add separator dots to a specific segment, use |= to turn on the dots in addition to the number,
//use >> to move the dots in the left, to get them into the right column
Matrix_dots[segment][1] |= (0b10000000 >> offset);
Matrix_dots[segment][2] |= (0b10000000 >> offset);
Matrix_dots[segment][5] |= (0b10000000 >> offset);
Matrix_dots[segment][6] |= (0b10000000 >> offset);
}
//Moves all dots in a segment to the left or right
void Segment_States::segment_offset(int segment, //Segment which dots will be moved (0-3)
int offset //Amount that the dots will be moved (Left: negative number / Right: positive number)
) {
//Use Bitshift operations to move a number to the left or right in a segment
//if the offset is positive move to the right, if the offset is negative, move to the left
if (offset > 0){
//Go through all lines of the display
for (int i = 0; i < 8; ++i) {
Matrix_dots[segment][i] = Matrix_dots[segment][i] << offset; //Move the dots in a line offset numbers to the right
}
}
if(offset < 0){
offset = -offset; //Invert the offset, because you can't use a negative number on Bitshift operations
//Go through all lines of the display
for (int i = 0; i < 8; ++i) {
Matrix_dots[segment][i] = Matrix_dots[segment][i] >> offset; //Move the dots in a line offset numbers to the left
}
}
//If the offset is 0, do nothing
else{
}
}