public void ContainsTest() { var range = new DoubleRange(-1.2, +3.4); Assert.IsFalse(range.Contains(double.NegativeInfinity)); Assert.IsFalse(range.Contains(-10)); Assert.IsTrue(range.Contains(-1.2)); Assert.IsTrue(range.Contains(0.0)); Assert.IsTrue(range.Contains(+3.4)); Assert.IsFalse(range.Contains(+10)); Assert.IsFalse(range.Contains(Double.PositiveInfinity)); Assert.IsFalse(range.Contains(double.NaN)); }
public void RangeDoesContainItemUpperBounds() { var range1 = new DoubleRange(3, 10); Assert.IsTrue(range1.Contains(10)); }
public void RangeDoesnotContainItemLower() { var range1 = new DoubleRange(3, 10); Assert.IsFalse(range1.Contains(1)); }
public void RangeDoesContainItem() { var range1 = new DoubleRange(3, 10); Assert.IsTrue(range1.Contains(5)); }
private void UpdateMarkers() { if (DataPointTemplate == null) { // This is a line chart without markers. return; } double markerThreshold = MarkerThreshold; if (!Numeric.IsNaN(markerThreshold)) { int numberOfDataPoints = _endIndexExclusive - _startIndex; int allowedNumberOfDataPoints = (int)(XAxis.Length * markerThreshold); if (numberOfDataPoints > allowedNumberOfDataPoints) { // The number of data points exceeds the MarkerThreshold. return; } } var yAxis = YAxis; var originY = yAxis.OriginY; var length = yAxis.Length; var yRange = new DoubleRange(originY - length, originY); // Loop over data points and create markers. for (int i = _startIndex; i < _endIndexExclusive; i++) { // Draw only data which is in the visible data range. if (!yRange.Contains(_yPositions[i])) continue; // Create marker DataPoint data = Data[i]; FrameworkElement marker = CreateDataPoint(data.DataContext ?? data); if (marker == null) return; Canvas.Children.Add(marker); // Save index in tag for PositionMarker(). // Alternatively, we could set the property as an attached property. marker.Tag = i; #if SILVERLIGHT // In Silverlight: Position marker immediately, because some elements do not raise a // SizeChanged event. PositionMarker(marker); #endif // Position the marker as soon as it is measured. marker.SizeChanged += MarkerSizeChanged; } }
public void ContainsTest() { var range = new DoubleRange(-1.2, +3.4); Assert.IsFalse(range.Contains(double.NegativeInfinity)); Assert.IsFalse(range.Contains(-10)); Assert.IsTrue(range.Contains(-1.2)); Assert.IsTrue(range.Contains(0.0)); Assert.IsTrue(range.Contains(+3.4)); Assert.IsFalse(range.Contains(+10)); Assert.IsFalse(range.Contains(Double.PositiveInfinity)); Assert.IsFalse(range.Contains(double.NaN)); }