public PerformanceMeasureDrawingLayer(float verticalPadding, ViewInformation view)
{
_view = view;
_verticalPadding = verticalPadding;
_lastTimeSpans = new List <TimeSpan>();
_lastRender = DateTime.UtcNow;
// Define drawing resources
_textFormatCentered = new TextFormatResource("Arial", 18f);
_textFormatCentered.TextAlignment = TextAlignment.Center;
_textFormatLeftAligned = new TextFormatResource("Arial", 18f);
_textFormatLeftAligned.TextAlignment = TextAlignment.Leading;
_backBrush = new SolidBrushResource(Color4.LightGray);
_foreBrush = new SolidBrushResource(Color4.Black);
_borderBrush = new SolidBrushResource(Color4.DarkGray);
_enabled = true;
_currentType = PerformanceDrawingLayerType.FramesPerSecond;
_keysDown = new List <WinVirtualKey>(12);
}
/// <inheritdoc />
protected override void Update(UpdateState updateState)
{
base.Update(updateState);
updateState.HandleKeyboardInput(_view, (keyboardState) =>
{
// Remember all keys which are down currently
_keysDown.Clear();
foreach (var actKeyDown in keyboardState.KeysDown)
{
_keysDown.Add(actKeyDown);
}
// Checks for number key (switches current mode for rendering)
foreach (var actHitKey in keyboardState.KeysHit)
{
switch (actHitKey)
{
case WinVirtualKey.D1:
_enabled = true;
_currentType = PerformanceDrawingLayerType.FramesPerSecond;
break;
case WinVirtualKey.D2:
_enabled = true;
_currentType = PerformanceDrawingLayerType.PressedKeys;
break;
case WinVirtualKey.D0:
_enabled = false;
_currentType = PerformanceDrawingLayerType.None;
break;
}
}
});
}