public Step11(string s_name)
{
this.Index = COUNT_STEPS++;
this.Name = s_name;
//initializing the time condition
this.time_cond = new TimeCondition(this.index, this.name);
this.IsUsedInTimeConditions = false;
}
public Step11(XmlNode XmlStepNode)
{
this.Index = COUNT_STEPS++;
this.Name = XmlStepNode.Attributes[0].Value;
//MessageBox.Show("new Step = " + this.Name);
this.Negated = bool.Parse(XmlStepNode.Attributes[5].Value);
this.isInitialStep = bool.Parse(XmlStepNode.Attributes[4].Value);
this.LocalId = Int32.Parse(XmlStepNode.Attributes[3].Value);
this.RefLocalId = XmlStepNode.LastChild.HasChildNodes == true?Int32.Parse(XmlStepNode.LastChild.ChildNodes[0].Attributes[0].Value) : 0;
//initializing the time condition
this.time_cond = new TimeCondition(this.index, this.name);
this.IsUsedInTimeConditions = false;
}
//Arduino code generation
/// <summary>
/// Arduino preparation of code generation : Modify transition conditions to create this.arduino_condition
/// </summary>
public void arduino_code_generation_prepare_clearing_condition()
{
this.arduino_R_condition = this.Condition;
//Transform Timing variables
int cond_index_begin;
int cond_index_end;;
string stringCondition;
int min_cond_lenght = "[S5.t>2m]".Length;
int range;
do //loops two times in order to takle cases where [S0.x] occurs before [S0.t>4s]; for example: [S0.x] * [S0.t>4s]
//Transform Timing condition
{
do
{
cond_index_begin = this.arduino_R_condition.IndexOf('[');
cond_index_end = this.arduino_R_condition.IndexOf(']');
range = cond_index_end - cond_index_begin + 1;
if (range >= min_cond_lenght && this.arduino_R_condition.Contains(">"))
{
stringCondition = this.arduino_R_condition.Substring(cond_index_begin, range);
int point_index = stringCondition.IndexOf('.');
string stepName = stringCondition.Substring(1, point_index - 1);
string st_duration = stringCondition.Substring(point_index + 3, stringCondition.Length - (5 + stepName.Length));
int duration_ms = TimeCondition.getDurationInMilliseconds(st_duration);
//Update arduino_condition. "TIMES_UNIT" will be replaced by "*frequency_timer" after the replacement of * by &&
//string new_stringCondition = "(" + stepName + "_duration > " + (duration_ms / GrafcetClass.g7_TIME_UNIT_TimingConstraints) + "TIMES_UNIT)";
string new_stringCondition = "(" + stepName + "_duration > " + (duration_ms / GrafcetClass.g7_Board_TimeUnit_TimerStepActivity) + ")";
this.arduino_R_condition = this.arduino_R_condition.Replace(stringCondition, new_stringCondition);//duration_ms / 1000
//MessageBox.Show("Transition: this.arduino_condition = " + this.arduino_condition);
}
cond_index_begin = this.arduino_R_condition.IndexOf('[');
cond_index_end = this.arduino_R_condition.IndexOf(']');
range = cond_index_end - cond_index_begin + 1;
} while (range >= min_cond_lenght && this.arduino_R_condition.Contains(">"));
//MessageBox.Show("Arduino Condition After Condition Time parse : " + this.arduino_condition);
//Now Time conditions have finished. If there are [ symbols, it is because of step variable
//Transform Step variable in transition receptivity
do
{
cond_index_begin = this.arduino_R_condition.IndexOf('[');
cond_index_end = this.arduino_R_condition.IndexOf(']');
range = cond_index_end - cond_index_begin + 1;
if (this.arduino_R_condition.Contains(".X]"))
{
stringCondition = this.arduino_R_condition.Substring(cond_index_begin, range);
int point_index = stringCondition.IndexOf('.');
string stepName = stringCondition.Substring(1, point_index - 1);
this.arduino_R_condition = this.arduino_R_condition.Replace(stringCondition, stepName + "_X");
//MessageBox.Show("Arduino step variable : " + stepName + "_X \t 1-Arduino Condition : " + this.arduino_condition);
}
} while (this.arduino_R_condition.Contains("[") && this.arduino_R_condition.Contains(".X"));
//It is necessary to parse this condition to build a tree and to generate the appropriate condition for Arduino
//Lets consider only Simple Rising Edge
while (this.arduino_R_condition.Contains('^'))
{
int index_begin = this.arduino_R_condition.IndexOf("^") + 1;
int index_end = index_begin;
while ((index_end < this.arduino_R_condition.Length) && (this.arduino_R_condition.ElementAt(index_end) != '+') && (this.arduino_R_condition.ElementAt(index_end) != '*') && (this.arduino_R_condition.ElementAt(index_end) != ')'))
{
index_end++;
}
index_end--;
int var_range = index_end - index_begin + 1;
string varName = this.arduino_R_condition.Substring(index_begin, var_range);
string str_condition = "(!" + varName + "_Old && " + varName + ")";
this.arduino_R_condition = this.arduino_R_condition.Replace("^" + varName, str_condition);
//MessageBox.Show(this.Condition + "\nvarName: " + varName + "\n str_condition: " + str_condition);
}
//MessageBox.Show("Arduino Condition After Rising Edge parse : \n" + this.arduino_condition);
} while (this.arduino_R_condition.Contains("["));
this.arduino_R_condition = this.arduino_R_condition.Replace("+", " || ");
this.arduino_R_condition = this.arduino_R_condition.Replace("*", " && ");
//this.arduino_condition = this.arduino_condition.Replace("TIMES_UNIT", "*frequency_timer");
//MessageBox.Show("Arduino Condition After Step Variable parse : " + this.arduino_condition);
}