164 lines
2.7 KiB
C++
164 lines
2.7 KiB
C++
#include "screen/menu.h"
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#include "config.h"
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#include "buzzer.h"
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#include "display.h"
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#include "menu/start.h"
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#include "menu/time.h"
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#include "menu/intensity.h"
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MenuScreen::MenuScreen(ScreenManager* screenManager) : BaseScreen(screenManager)
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{
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mCount = 3;
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mItems = new MenuItem*[mCount];
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mItems[0] = new StartMenuItem();
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mItems[1] = new TimeMenuItem();
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mItems[2] = new IntensityMenuItem();
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}
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MenuScreen::~MenuScreen()
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{
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for (uint8_t i = 0; i < mCount; i++)
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delete mItems[i];
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delete[] mItems;
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}
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void MenuScreen::onShow()
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{
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printFullUpdate();
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}
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void MenuScreen::onHide()
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{
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}
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void MenuScreen::printFullUpdate()
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{
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printTitle();
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printScrollIndicators();
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printValue();
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}
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void MenuScreen::printTitle()
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{
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const char* title = mItems[mSelected]->getTitle();
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LCDPrintLineCentered(getDisplay(), 0, title, 1);
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if (title != NULL)
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delete[] title;
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}
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void MenuScreen::printScrollIndicators()
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{
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LiquidCrystal* display = getDisplay();
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display->setCursor(0, 0);
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if (mSelected > 0)
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display->write(mEditing ? LCDCharArrowLeftHollow : LCDCharArrowLeft);
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else
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display->write(' ');
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display->setCursor(LCDWidth - 1, 0);
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if (mSelected < mCount - 1)
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display->write(mEditing ? LCDCharArrowRightHollow : LCDCharArrowRight);
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else
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display->write(' ');
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}
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void MenuScreen::printValue()
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{
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LiquidCrystal* display = getDisplay();
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const char* value = mItems[mSelected]->getValue();
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if (mEditing && value != NULL)
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{
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uint8_t valueLength = strlen(value);
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char* editingValue = new char[valueLength + 5];
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editingValue[0] = ' ';
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editingValue[1] = ' ';
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strcpy(editingValue + 2, value);
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editingValue[valueLength + 2] = ' ';
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editingValue[valueLength + 3] = LCDCharUpDown;
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editingValue[valueLength + 4] = 0;
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LCDPrintLineCentered(display, 1, editingValue);
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delete[] editingValue;
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}
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else
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LCDPrintLineCentered(display, 1, value);
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if (value != NULL)
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delete[] value;
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}
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void MenuScreen::onButton()
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{
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if (mItems[mSelected]->editable())
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{
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mEditing = !mEditing;
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printScrollIndicators();
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printValue();
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}
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else
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{
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mItems[mSelected]->execute(getScreenManager());
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}
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}
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void MenuScreen::onEncoder(long lastPosition, long newPosition)
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{
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if (mEditing)
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{
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if (newPosition > lastPosition)
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mItems[mSelected]->incValue();
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else
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mItems[mSelected]->decValue();
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printValue();
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}
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else
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{
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if (newPosition > lastPosition)
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{
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if (mSelected < mCount - 1)
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{
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Buzzer::select();
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mSelected++;
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printFullUpdate();
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}
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}
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else
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{
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if (mSelected > 0)
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{
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Buzzer::select();
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mSelected--;
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printFullUpdate();
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}
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}
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}
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}
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void MenuScreen::onTick()
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{
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}
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