Year Two Project ELEC 2645: Embedded Systems Project Portable Weather Station
Dependencies: BMP180 ConfigFile N5110 PowerControl beep mbed
Diff: TemperatureScreen.h
- Revision:
- 0:da2b8c7a1ec1
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/TemperatureScreen.h Mon May 11 15:25:52 2015 +0000 @@ -0,0 +1,147 @@ +/** +@file TemperatureScreen.h + +*/ + +#ifndef TEMPERATURESCREEN_H +#define TEMPERATURESCREEN_H + +#include "ListController.h" +#include "Inputs.h" + +/** +@brief Displays the Temperature options\n +@brief It is a list with two selectable options :\n +@brief view temp and temp plot\n +@brief view temp shows the current temperature along with the sentiment\n +@brief temp plot plots the temperature against time on the LCD screen at various intervals\n +@author Augustine Kizito K +@date April 2015 +*/ + + + +class TemperatureScreen : public ListController // inherit the list Controller properties +{ +private: + bool changeScreen; // tracks if the user pressed a button that changes the screen + int nextScreen; // tracks whether the user wants to go to + //the previous screen or next screen + + void onScrollUp(); // user pressed the scroll up button + void onScrollDown(); // user pressed the scroll down button + void onEnter(); // user pressed the enter button + void onBack(); // user pressed the back button + +public: + /** + Creates an instance of the Temperature Screen + + */ + TemperatureScreen() + :ListController( "Temperature", // Title + "View Temp", // Option 1 + "Temp Plot", // Option 2 + "", // Option 3 + "", // Option 4 + 2) // Number of Options + {}; + /** + Manages the execution of the Temperature Screen + @returns + + -1 - Navigate to previous screen\n + 0 - User selected option 1\n + 1 - User selected option 2 + */ + int start(); + + +}; + + + + + + + + + + + + +int TemperatureScreen::start() +{ + + // Activate PullDown Resistors + enterButton.mode(PullDown); + upButton.mode(PullDown); + downButton.mode(PullDown); + backButton.mode(PullDown); + + upButton.rise(this,&TemperatureScreen::onScrollUp); // call onScrollUp when the up button is pressed + downButton.rise(this,&TemperatureScreen::onScrollDown); // call onScrollDown when the down button is pressed + enterButton.rise(this,&TemperatureScreen::onEnter); // call onEnter when the enter button is pressed + backButton.rise(this,&TemperatureScreen::onBack); // call onBack when the back button is pressed + + // Launch the List Controller + ListController::showInfo(); + changeScreen = false; + + debounce.start(); // start the debounce timer + + while(!changeScreen) { + + // mbed goes to sleep to save power + Sleep(); + } + + // detach all interrupts + upButton.rise(NULL); + downButton.rise(NULL); + enterButton.rise(NULL); + backButton.rise(NULL); + + return nextScreen; +} + +void TemperatureScreen::onScrollUp() +{ + if (debounceSuccess()) { // check if debouncing succeeded + + ListController::scrollUp(); // scroll up + debounce.reset(); // reset the debounce timer + } +} + +void TemperatureScreen::onScrollDown() +{ + if (debounceSuccess()) { // check if debouncing succeeded + + ListController::scrollDown(); // scroll down + debounce.reset(); // reset the debounce timer + } +} + +void TemperatureScreen::onEnter() +{ + if (debounceSuccess()) { // check if debouncing succeeded + playSound(); + nextScreen = ListController::getCurrentOption(); // get the option that user selected + changeScreen = true; // user wants to go to a different screen + debounce.reset(); // reset the debounce timer + } +} + +void TemperatureScreen::onBack() +{ + if(debounceSuccess()) { // if debouncing succeeded + playSound(); + nextScreen = -1; // go to previous screen + changeScreen = true; // user wants to go to a different screen + debounce.reset(); // reset the debounce timer + } + +} + +#endif \ No newline at end of file