90 lines
2.6 KiB
C++
90 lines
2.6 KiB
C++
//
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// Created by robtor on 09.12.22.
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//
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#ifndef FLOATPUMP_MENU_H
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#define FLOATPUMP_MENU_H
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#include <vector>
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#include "Menu_Entry.h"
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#include "LCD_I2C_Driver.h"
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namespace floatpump {
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namespace menu {
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class Menu {
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public:
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Menu(LCD_I2C_Driver &driver) : m_driver(driver) {
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}
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void addEntry(Menu_Entry entry) {
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m_entries.push_back(entry);
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}
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void displayMenu() {
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int page = m_first_index / 4;
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int pageindex = m_first_index % 4;
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for(int i = 0; i < 4; i++) {
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m_driver.LCDSetCursor(0,i);
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if(pageindex == i) {
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m_driver.LCDSendChar(LCD_I2C_Driver::SpecialChars::RightArrow);
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} else {
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m_driver.LCDSendCString(" ");
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}
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m_driver.LCDSetCursor(1,i);
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int entry_index = (page * 4) + i;
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if( m_entries.size() > entry_index ) {
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std::string dspstring = m_entries[entry_index].printLine();
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if(dspstring.length() > 19) {
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m_driver.LCDSendCString("-------------------");
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} else {
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dspstring.append((19 - dspstring.length()), ' ');
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m_driver.LCDSendCString(const_cast<char *>(dspstring.c_str()));
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}
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} else {
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m_driver.LCDSendCString("-------------------");
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}
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}
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}
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void keypress() {
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if(m_first_index < m_entries.size()) {
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m_entries[m_first_index].action_press();
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}
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}
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void increase() {
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if(m_entries[m_first_index].isEntered()) {
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m_entries[m_first_index].action_increase();
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} else if(m_first_index < m_entries.size() - 1 && !m_entries[m_first_index].isEntered()) {
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m_first_index++;
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}
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}
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void decrease() {
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if(m_entries[m_first_index].isEntered()) {
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m_entries[m_first_index].action_decrease();
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} else if(m_first_index > 0) {
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m_first_index--;
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}
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}
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private:
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LCD_I2C_Driver &m_driver;
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std::vector<Menu_Entry> m_entries;
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int m_first_index = 0;
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};
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} // floatpump
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} // menu
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#endif //FLOATPUMP_MENU_H
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