6 writes to _panningInfo
PresentationFramework (6)
System\Windows\Controls\ScrollViewer.cs (6)
1574_panningInfo = null; 1604_panningInfo = new PanningInfo() 1699_panningInfo = null; 1715_panningInfo = null; 1915_panningInfo = null; 1950_panningInfo = null;
38 references to _panningInfo
PresentationFramework (38)
System\Windows\Controls\ScrollViewer.cs (38)
1617_panningInfo.DeltaPerHorizontalOffet = (DoubleUtil.AreClose(viewportWidth, 0) ? 0 : viewport.ActualWidth / viewportWidth); 1618_panningInfo.DeltaPerVerticalOffset = (DoubleUtil.AreClose(viewportHeight, 0) ? 0 : viewport.ActualHeight / viewportHeight); 1622_panningInfo.DeltaPerHorizontalOffet = (DoubleUtil.AreClose(viewportWidth, 0) ? 0 : ActualWidth / viewportWidth); 1623_panningInfo.DeltaPerVerticalOffset = (DoubleUtil.AreClose(viewportHeight, 0) ? 0 : ActualHeight / viewportHeight); 1679if (_panningInfo != null) 1701else if (_panningInfo.IsPanning) 1709_panningInfo.IsPanning = true; 1725Debug.Assert(_panningInfo != null); 1726PanningMode panningMode = _panningInfo.PanningMode; 1745double unusedX = _panningInfo.UnusedTranslation.X; 1746if (!_panningInfo.InHorizontalFeedback && 1751_panningInfo.InHorizontalFeedback = (!DoubleUtil.AreClose(unusedX, 0)); 1753double unusedY = _panningInfo.UnusedTranslation.Y; 1754if (!_panningInfo.InVerticalFeedback && 1759_panningInfo.InVerticalFeedback = (!DoubleUtil.AreClose(unusedY, 0)); 1761if (_panningInfo.InHorizontalFeedback || _panningInfo.InVerticalFeedback) 1766if (e.IsInertial && _panningInfo.InertiaBoundaryBeginTimestamp == 0) 1768_panningInfo.InertiaBoundaryBeginTimestamp = Environment.TickCount; 1776double unused = (isHorizontal ? _panningInfo.UnusedTranslation.X : _panningInfo.UnusedTranslation.Y); 1819ScrollToHorizontalOffset(_panningInfo.OriginalHorizontalOffset - 1820Math.Round(PanningRatio * cumulativeTranslation / _panningInfo.DeltaPerHorizontalOffet)); 1822_panningInfo.UnusedTranslation = new Vector(unused, _panningInfo.UnusedTranslation.Y); 1829ScrollToVerticalOffset(_panningInfo.OriginalVerticalOffset - 1830Math.Round(PanningRatio * cumulativeTranslation / _panningInfo.DeltaPerVerticalOffset)); 1832_panningInfo.UnusedTranslation = new Vector(_panningInfo.UnusedTranslation.X, unused); 1843if (Math.Abs(Environment.TickCount - _panningInfo.InertiaBoundaryBeginTimestamp) < PanningInfo.InertiaBoundryMinimumTicks) 1848return (DoubleUtil.GreaterThanOrClose(Math.Abs(_panningInfo.UnusedTranslation.X), PanningInfo.MaxInertiaBoundaryTranslation) || 1849DoubleUtil.GreaterThanOrClose(Math.Abs(_panningInfo.UnusedTranslation.Y), PanningInfo.MaxInertiaBoundaryTranslation)); 1859Debug.Assert(_panningInfo != null); 1861PanningMode panningMode = _panningInfo.PanningMode; 1909if (_panningInfo != null) 1911if (!_panningInfo.IsPanning && !ForceNextManipulationComplete) 1927if (_panningInfo != null) 1942if (!e.IsInertial && !_panningInfo.IsPanning && !ForceNextManipulationComplete)