88 lines
1.4 KiB
C++
88 lines
1.4 KiB
C++
#ifndef __ScreenManager
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#define __ScreenManager
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#include <LiquidCrystal.h>
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class ScreenManager;
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class BaseScreen
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{
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private:
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ScreenManager* mScreenManager;
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protected:
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ScreenManager* getScreenManager();
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unsigned long getCurrentTime();
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LiquidCrystal* getDisplay();
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void printTime(int value);
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public:
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BaseScreen(ScreenManager* screenManager)
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{
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mScreenManager = screenManager;
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}
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virtual ~BaseScreen() {}
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virtual void onShow() = 0;
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virtual void onHide() = 0;
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virtual void onButton() = 0;
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virtual void onEncoder(long lastPosition, long newPosition) = 0;
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virtual void onTick() = 0;
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};
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class ScreenManager
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{
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private:
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LiquidCrystal* mDisplay;
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unsigned long* mCurrentTime;
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BaseScreen* mCurrent = NULL;
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public:
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ScreenManager(LiquidCrystal* display, unsigned long* currentTime)
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{
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mDisplay = display;
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mCurrentTime = currentTime;
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}
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inline BaseScreen* getCurrent()
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{
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return mCurrent;
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}
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inline unsigned long getCurrentTime()
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{
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return *mCurrentTime;
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}
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inline LiquidCrystal* getDisplay()
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{
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return mDisplay;
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}
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template<class T> void show()
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{
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if (mCurrent != NULL)
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{
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mCurrent->onHide();
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delete(mCurrent);
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}
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mCurrent = new T(this);
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mCurrent->onShow();
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}
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};
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#endif
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