6 writes to _panningInfo
PresentationFramework (6)
System\Windows\Controls\ScrollViewer.cs (6)
1584_panningInfo = null; 1614_panningInfo = new PanningInfo() 1709_panningInfo = null; 1725_panningInfo = null; 1925_panningInfo = null; 1960_panningInfo = null;
38 references to _panningInfo
PresentationFramework (38)
System\Windows\Controls\ScrollViewer.cs (38)
1627_panningInfo.DeltaPerHorizontalOffet = (DoubleUtil.AreClose(viewportWidth, 0) ? 0 : viewport.ActualWidth / viewportWidth); 1628_panningInfo.DeltaPerVerticalOffset = (DoubleUtil.AreClose(viewportHeight, 0) ? 0 : viewport.ActualHeight / viewportHeight); 1632_panningInfo.DeltaPerHorizontalOffet = (DoubleUtil.AreClose(viewportWidth, 0) ? 0 : ActualWidth / viewportWidth); 1633_panningInfo.DeltaPerVerticalOffset = (DoubleUtil.AreClose(viewportHeight, 0) ? 0 : ActualHeight / viewportHeight); 1689if (_panningInfo != null) 1711else if (_panningInfo.IsPanning) 1719_panningInfo.IsPanning = true; 1735Debug.Assert(_panningInfo != null); 1736PanningMode panningMode = _panningInfo.PanningMode; 1755double unusedX = _panningInfo.UnusedTranslation.X; 1756if (!_panningInfo.InHorizontalFeedback && 1761_panningInfo.InHorizontalFeedback = (!DoubleUtil.AreClose(unusedX, 0)); 1763double unusedY = _panningInfo.UnusedTranslation.Y; 1764if (!_panningInfo.InVerticalFeedback && 1769_panningInfo.InVerticalFeedback = (!DoubleUtil.AreClose(unusedY, 0)); 1771if (_panningInfo.InHorizontalFeedback || _panningInfo.InVerticalFeedback) 1776if (e.IsInertial && _panningInfo.InertiaBoundaryBeginTimestamp == 0) 1778_panningInfo.InertiaBoundaryBeginTimestamp = Environment.TickCount; 1786double unused = (isHorizontal ? _panningInfo.UnusedTranslation.X : _panningInfo.UnusedTranslation.Y); 1829ScrollToHorizontalOffset(_panningInfo.OriginalHorizontalOffset - 1830Math.Round(PanningRatio * cumulativeTranslation / _panningInfo.DeltaPerHorizontalOffet)); 1832_panningInfo.UnusedTranslation = new Vector(unused, _panningInfo.UnusedTranslation.Y); 1839ScrollToVerticalOffset(_panningInfo.OriginalVerticalOffset - 1840Math.Round(PanningRatio * cumulativeTranslation / _panningInfo.DeltaPerVerticalOffset)); 1842_panningInfo.UnusedTranslation = new Vector(_panningInfo.UnusedTranslation.X, unused); 1853if (Math.Abs(Environment.TickCount - _panningInfo.InertiaBoundaryBeginTimestamp) < PanningInfo.InertiaBoundryMinimumTicks) 1858return (DoubleUtil.GreaterThanOrClose(Math.Abs(_panningInfo.UnusedTranslation.X), PanningInfo.MaxInertiaBoundaryTranslation) || 1859DoubleUtil.GreaterThanOrClose(Math.Abs(_panningInfo.UnusedTranslation.Y), PanningInfo.MaxInertiaBoundaryTranslation)); 1869Debug.Assert(_panningInfo != null); 1871PanningMode panningMode = _panningInfo.PanningMode; 1919if (_panningInfo != null) 1921if (!_panningInfo.IsPanning && !ForceNextManipulationComplete) 1937if (_panningInfo != null) 1952if (!e.IsInertial && !_panningInfo.IsPanning && !ForceNextManipulationComplete)