27 references to IsEmpty
PresentationCore (27)
Core\CSharp\MS\Internal\Ink\EllipticalNodeOperations.cs (14)
92if (beginNode.IsEmpty || endNode.IsEmpty || DoubleUtil.AreClose(beginNode.Position, endNode.Position)) 176System.Diagnostics.Debug.Assert(node.IsEmpty == false); 201Quad quad = beginNode.IsEmpty ? Quad.Empty : base.GetConnectingQuad(beginNode, endNode); 220if (beginNode.IsEmpty || (quad.IsEmpty && (endNode.PressureFactor > beginNode.PressureFactor))) 287if (beginNode.IsEmpty || (quad.IsEmpty && (endNode.PressureFactor > beginNode.PressureFactor))) 391Vector spineVector = beginNode.IsEmpty ? new Vector(0, 0) : (beginNode.Position - endNode.Position); 411result.BeginFIndex = beginNode.IsEmpty ? StrokeFIndices.BeforeFirst : 1; 413if (beginNode.IsEmpty == false) 469Vector spineVector = beginNode.IsEmpty ? new Vector(0, 0) : (beginNode.Position - endNode.Position); 481if (beginNode.IsEmpty == false) 520if (beginNode.IsEmpty) 532if ((beginNode.IsEmpty == false) && (!isHit || !DoubleUtil.AreClose(result.BeginFIndex, StrokeFIndices.BeforeFirst))) 551if (beginNode.IsEmpty || (!isHit && (quad.IsEmpty ||
Core\CSharp\MS\Internal\Ink\StrokeNode.cs (3)
43System.Diagnostics.Debug.Assert((nodeData.IsEmpty == false) && (index >= 0)); 50_isQuadCached = lastNodeData.IsEmpty; 1047if (_lastNode.IsEmpty)
Core\CSharp\MS\Internal\Ink\StrokeNodeOperations.cs (10)
129System.Diagnostics.Debug.Assert(node.IsEmpty == false); 174Quad quad = beginNode.IsEmpty ? Quad.Empty : GetConnectingQuad(beginNode, endNode); 189if (beginNode.IsEmpty || endNode.IsEmpty || DoubleUtil.AreClose(beginNode.Position, endNode.Position)) 309if (beginNode.IsEmpty || (endNode.PressureFactor > beginNode.PressureFactor)) 483for (int node = (beginNode.IsEmpty ? 1 : 0); node < 2; node++) 508if (beginNode.IsEmpty) 572if (beginNode.IsEmpty) 956if (beginNode.IsEmpty || endNode.PressureFactor > beginNode.PressureFactor) 1261if (beginNode.IsEmpty)