public static Image CalcFCFS(TextBox turnaroundtime, TextBox waittime)
{
var SchedulingNameList = new List <string>();
var CPUList = new List <double> {
0.0
};
var arrivalList = ArrivalTime.Select(s => double.Parse(s.Text)).ToList();
var at = arrivalList.OrderBy(sort => sort).ToList();
var CPUBurstTimeList = CPUBurstTime.Select(textbox =>
double.Parse(textbox.Text)).ToList();
var TurnaroundTime = 0.0;
var WaitTime = 0.0;
var TotalTime = 0.0;
turnaroundtime.Text = "( ";
waittime.Text = "( ";
var index = 0;
for (int i = 0; i < arrivalList.Count; i++)
{
index = arrivalList.FindIndex(value => value == at[i]);
if (index == -1)
{
continue;
}
while (CPUBurstTimeList[index] == 0)
{
index = arrivalList.FindIndex(index + 1, value => value == at[i]);
}
if (TotalTime < arrivalList[index])
{
SchedulingNameList.Add("空");
TotalTime = arrivalList[index];
CPUList.Add(TotalTime);
}
SchedulingNameList.Add(SchedulingName[index].Text);
TotalTime += CPUBurstTimeList[index];
var tt = TotalTime - arrivalList[index];
TurnaroundTime += tt;
turnaroundtime.AppendText($"{tt} + ");
var wt = TotalTime - arrivalList[index] - CPUBurstTimeList[index];
WaitTime += wt;
waittime.AppendText($"{wt} + ");
CPUList.Add(TotalTime);
CPUBurstTimeList[index] = 0;
}
turnaroundtime.Text = turnaroundtime.Text.TrimEnd(new char[] { ' ', '+' });
waittime.Text = waittime.Text.TrimEnd(new char[] { ' ', '+' });
turnaroundtime.AppendText($" ) / {SchedulingName.Length} = {TurnaroundTime / SchedulingName.Length}");
waittime.AppendText($" ) / {SchedulingName.Length} = {WaitTime / SchedulingName.Length}");
return(DrawingSort.DrawStart(CPUList, SchedulingNameList));
}
public static Image CalcSRT(TextBox turnaroundtime,
TextBox waittime)
{
var SchedulingNameList = new List <string>();
var CPUList = new List <double> {
0.0
};
var arrivalList = ArrivalTime.Select(s => double.Parse(s.Text)).ToList();
var at = arrivalList.OrderBy(sort => sort).ToList();
var CPUBurstTimeList = CPUBurstTime.Select(textbox =>
double.Parse(textbox.Text)).ToList();
var TurnaroundTime = 0.0;
var WaitTime = 0.0;
var TotalTime = 0.0;
turnaroundtime.Text = "( ";
waittime.Text = "( ";
return(DrawingSort.DrawStart(CPUList, SchedulingNameList));
}
