action.hpp

00001 #ifndef __included_action_hpp
00002 #define __included_action_hpp
00003 
00004 #include "billybass.hpp"
00005 
00006 // 0.000000\t5.646050\thead
00007 // 0.064498\t1.069177\ttail
00008 // 0.357219\t0.580481\tmouth
00009 
00010 #define MAX_ACTION_LINE_LENGTH 30
00011 
00012 struct Action {
00013     Action(float _time = -1.0,
00014            bool _state = false,
00015            DigitalOut *_out = 0,
00016            char const *_outName = 0)
00017         : actionTime(_time)
00018         , output(_out)
00019         , desiredState(_state)
00020         , code('.') {
00021         if (_outName) code = _outName[0];
00022     }
00023 
00024     bool operator < (Action const &other) const {
00025         if (actionTime < other.actionTime) return true;
00026         if (actionTime > other.actionTime) return false;
00027         return (code < other.code);
00028     }
00029 
00030     // return <0 if *p1 is before *p2
00031     static int compare(const void* p1, const void* p2) {
00032         float tdiff = static_cast<Action const *>(p1)->actionTime - static_cast<Action const *>(p2)->actionTime;
00033         if (tdiff != 0.0) return tdiff;
00034         return static_cast<Action const *>(p1)->code - static_cast<Action const *>(p2)->code;
00035     }
00036 
00037     bool isValid() const {
00038         return actionTime >= 0.0 && output != 0;
00039     }
00040 
00041     void act() {
00042         output->write(desiredState ? 1 : 0);
00043     }
00044 
00045     bool isPast(float _now) {
00046         return _now >= actionTime;
00047     }
00048 
00049     bool actIfPast(float _now) {
00050         if (isPast(_now)) {
00051             act();
00052             return true;
00053         } else return false;
00054     }
00055 
00056     void set(float _time, int _state, DigitalOut* _out, char _code = '.') {
00057         actionTime = _time;
00058         desiredState = _state;
00059         output = _out;
00060         code = _code;
00061     }
00062 
00063     float actionTime;
00064     DigitalOut *output;
00065     uint8_t desiredState;
00066     char code;
00067 };
00068 
00069 #endif