fome-fw/firmware/controllers/core/fl_stack.h

66 lines
1.1 KiB
C++

/**
* @file fl_stack.h
* @brief Fixed-length stack
*
* @date Jul 9, 2014
* @author Andrey Belomutskiy, (c) 2012-2014
*/
#ifndef FL_STACK_H_
#define FL_STACK_H_
template<typename T, int MAXSIZE>
class FLStack {
public:
FLStack();
void push(T value);
void reset();
T pop();
T get(int index);
int size();
bool isEmpty();
private:
int index;
T values[MAXSIZE];
};
template<typename T, int MAXSIZE>
FLStack<T, MAXSIZE>::FLStack() {
reset();
}
template<typename T, int MAXSIZE>
bool FLStack<T, MAXSIZE>::isEmpty() {
return index == 0;
}
template<typename T, int MAXSIZE>
void FLStack<T, MAXSIZE>::reset() {
index = 0;
}
template<typename T, int MAXSIZE>
void FLStack<T, MAXSIZE>::push(T value) {
values[index++] = value;
}
template<typename T, int MAXSIZE>
T FLStack<T, MAXSIZE>::pop() {
if (index == 0) {
firmwareError("FLStack is empty");
}
return values[--index];
}
template<typename T, int MAXSIZE>
T FLStack<T, MAXSIZE>::get(int index) {
return values[index];
}
template<typename T, int MAXSIZE>
int FLStack<T, MAXSIZE>::size() {
return index;
}
#endif /* FL_STACK_H_ */