/
menus.cpp
108 lines (95 loc) · 2.29 KB
/
menus.cpp
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//handles main menu related stuff
#include "menus.h"
extern Adafruit_SSD1306 display;
extern oled disp;
extern settings set;
menuTime mTime;
menuAbout mAbout;
menus::menus() {
activeItem = 0;
showMenu = false;
}
void menus::doMain() {
if(showMenu) {
doItem();
}
else {
disp.drawBtnBar('^', "Select", 'v');
disp.showTitle("Main Menu");
drawList();
}
display.display();
}
void menus::drawList() { //used to draw the list of items, and highlight the currently selected one
display.setCursor(0, 10);
drawListItem(mTime.getTitle(), 0);
drawListItem("Reserved", 1);
drawListItem("About", 2);
drawListItem("Return", 3);
}
void menus::drawListItem(String text, byte index) { //draws a list item, needs it's position/index
if(activeItem == index) {
display.setTextColor(BLACK, WHITE);
}
else {
display.setTextColor(WHITE);
}
display.setTextSize(1);
display.println(text);
}
void menus::doItem() {
switch(activeItem) {
case 0:
mTime.doMenu(currentBtn);
break;
case 1:
setMenu(); //reserved
break;
case 2:
mAbout.doMenu(currentBtn);
break;
case 3:
setMenu();
set.setMenu();
break;
}
}
void menus::prevItem() {
if(activeItem == 0) { //rollover to the last item if we're already at the first item
activeItem = NUMITEMS;
}
else {
activeItem--;
}
}
void menus::nextItem() {
if(activeItem == NUMITEMS) { //rollover the page number to 0 if we're already at the last page
activeItem = 0;
}
else {
activeItem++;
}
}
void menus::doBtn(byte btn) {
currentBtn = btn;
if(!showMenu) {
if(btn == 1) { //left button was pressed
prevItem();
}
else if(btn == 2) { //center button
showMenu = true;
}
else if(btn == 4) { //right button
nextItem();
}
currentBtn = 0;
}
}
void menus::setMenu() { //used to toggle whether the menu is displayed
if(showMenu == true) {
showMenu = false;
}
else {
showMenu = true;
}
}