Code for autonomous ground vehicle, Data Bus, 3rd place winner in 2012 Sparkfun AVC.
Dependencies: Watchdog mbed Schedule SimpleFilter LSM303DLM PinDetect DebounceIn Servo
UI/LCD/Bargraph.cpp
- Committer:
- shimniok
- Date:
- 2012-06-20
- Revision:
- 0:826c6171fc1b
File content as of revision 0:826c6171fc1b:
#include "Bargraph.h" #define WIDTH 8 #define HEIGHT 9 SerialGraphicLCD *Bargraph::lcd = 0; Bargraph::Bargraph(int x, int y, int size, char name): _x(x), _y(y), _x2(x+WIDTH), _y2(y+size-1), _s(size), _n(name), _last(0) { } Bargraph::Bargraph(int x, int y, int size, int width, char name): _x(x), _y(y), _x2(x+width-1), _y2(y+size-1), _s(size), _w(width), _n(name), _last(0) { } void Bargraph::init() { if (lcd) { if (_n != ' ') { lcd->posXY(_x, _y2+2); // horizontal center lcd->printf("%c", _n); } lcd->rect(_x, _y, _x2, _y2, true); int value = _last; _last = 0; update(value); } } void Bargraph::calibrate(float min, float max) { _min = min; _max = max; } void Bargraph::update(float value) { int ivalue; ivalue = (int) ((value - _min) * (_s-1)/(_max - _min)); update(ivalue); return; } void Bargraph::update(int value) { if (lcd) { if (value >= 0 && value < _s) { int newY = _y2-value; for (int y=_y+1; y < _y2; y++) { lcd->line(_x+1, y, _x2-1, y, (y > newY)); wait_ms(5); } } _last = value; } }