private void MainLoop()
{
const float DesiredFrameRate = 60F;
const float ExpectedDelta = 1F / DesiredFrameRate;
var rateCounter = new RateCounter(DesiredFrameRate);
var loopWatch = new Stopwatch();
var stopwatchInvalid = true;
while (true)
{
if (IsPaused)
{
// Application is paused, we should wait
stopwatchInvalid = true;
Thread.Sleep(250);
continue;
}
// == Process Phase
if (SurfaceView.CanRender)
{
var ctx = SurfaceView.RenderContext;
// Get time since last frame
var delta = stopwatchInvalid ? ExpectedDelta : loopWatch.ElapsedTicks / (float)Stopwatch.Frequency;
stopwatchInvalid = false;
// (Re)Start measuring time
loopWatch.Restart();
ctx.ResetState();
Update(ctx, delta);
FrameRate = rateCounter.Rate;
if (ShowFPSOverlay)
{
ctx.ResetState();
var surfaceWidth = ctx.Surface.Width;
var text = $"FPS: {FrameRate.ToString("0.00")}";
var size = Font.Default.MeasureText(text, 16);
ctx.Color = Color.DarkGray;
ctx.DrawRect(new Rectangle(surfaceWidth - 16 - size.Width - 3, 16, size.Width + 4, size.Height + 1));
ctx.Color = Color.Pink;
ctx.DrawText(text, new Vector(surfaceWidth - 16, 16), Font.Default, 16, TextAlign.Right);
}
//
ctx.RefreshScreen();
rateCounter.Tick();
}
}
}
internal RouterMetrics(Router router)
{
var routeTables = router.Length;
statusCodesCounters = new StatusCodeCounter[routeTables][];
hourlyStatusCodesCounters = new HourlyStatusCodeCounter[routeTables][];
handlerTimes = new HandlerTime[routeTables][];
responseRateCounters = new RateCounter[routeTables][];
totalRequestBytesIn = new long[routeTables][];
totalResponseBytesOut = new long[routeTables][];
for (int i = 0; i < routeTables; i++)
{
var endpoints = router[i].Length;
statusCodesCounters[i] = new StatusCodeCounter[endpoints];
hourlyStatusCodesCounters[i] = new HourlyStatusCodeCounter[endpoints];
handlerTimes[i] = new HandlerTime[endpoints];
responseRateCounters[i] = new RateCounter[endpoints];
totalRequestBytesIn[i] = new long[endpoints];
totalResponseBytesOut[i] = new long[endpoints];
for (int j = 0; j < endpoints; j++)
{
statusCodesCounters[i][j] = new StatusCodeCounter();
hourlyStatusCodesCounters[i][j] = new HourlyStatusCodeCounter(7 * 24);
handlerTimes[i][j] = new HandlerTime(1024);
responseRateCounters[i][j] = new RateCounter(100);
totalRequestBytesIn[i][j] = 0;
totalResponseBytesOut[i][j] = 0;
}
}
}
public RateCounterView()
{
// InitializeComponent();
RateCounter SampleLayout = new RateCounter();
SampleLayout.width = 258;
SampleLayout.hight = 60;
StackLayout Sample = SampleLayout.testpage(50, Color.Green);//this is the default image which has been provided as default image.
SampleLayout.width = 155;
SampleLayout.hight = 59;
StackLayout Sample1 = SampleLayout.testpage(12, Color.Blue, "three_ratingTransparent.png");//this is the image which has been used under Resouces folder in Android project.
var layout = new StackLayout();
layout.Children.Add(Sample);
layout.Children.Add(Sample1);
Content = layout;
}
