public static StrokeModificationHint AddedPoints(int numPointsAdded)
{
var modHint = new StrokeModificationHint(StrokeModificationType.AddedPoints);
modHint.numPointsAdded = numPointsAdded;
return(modHint);
}
public override void UpdateRenderer(Stroke stroke, StrokeModificationHint modHint)
{
switch (modHint.modType)
{
case StrokeModificationType.Overhaul:
SegmentRenderer.Initialize();
for (int i = 0; i < stroke.Count; i++)
{
ProcessAddedPoint(stroke, i);
}
break;
case StrokeModificationType.AddedPoint:
ProcessAddedPoint(stroke, stroke.Count - 1);
break;
case StrokeModificationType.AddedPoints:
for (int i = stroke.Count - modHint.numPointsAdded; i < stroke.Count; i++)
{
ProcessAddedPoint(stroke, i);
}
break;
case StrokeModificationType.ModifiedPoints:
ProcessModifiedPoints(modHint.pointsModified);
break;
default:
throw new System.NotImplementedException();
}
}
public static StrokeModificationHint ModifiedPoints(List <int> pointsModified)
{
var modHint = new StrokeModificationHint(StrokeModificationType.ModifiedPoints);
modHint.pointsModified = pointsModified;
return(modHint);
}
void Update()
{
if (stroke != _lastAttachedStroke)
{
_lastAttachedStroke = stroke;
stroke.OnStrokeModified += OnStrokeModified; // Allow changes to the underlying Stroke to propagate to listeners of this Filter.
OnStrokeModified(stroke, StrokeModificationHint.Overhaul()); // Since our attached Stroke changed, fire an Overhaul modification message to listeners.
}
}
public void Add(StrokePoint strokePoint)
{
strokePoints.Add(strokePoint);
OnStrokeModified(this, StrokeModificationHint.AddedPoint());
if (autoOrient && Count > 1)
{
StrokePoint p0 = strokePoints[Count - 2];
StrokePoint p1 = strokePoints[Count - 1];
Quaternion rotCorrection = StrokeUtil.CalculateRotation(p0, p1);
p0.rotation = rotCorrection * p0.rotation;
p1.rotation = p0.rotation;
_cachedModifiedPointIndices.Clear();
_cachedModifiedPointIndices.Add(Count - 2);
_cachedModifiedPointIndices.Add(Count - 1);
OnStrokeModified(this, StrokeModificationHint.ModifiedPoints(_cachedModifiedPointIndices));
}
}
public static StrokeModificationHint AddedPoint()
{
var modHint = new StrokeModificationHint(StrokeModificationType.AddedPoint);
return(modHint);
}
public static StrokeModificationHint Overhaul()
{
var modHint = new StrokeModificationHint(StrokeModificationType.Overhaul);
return(modHint);
}
public override void UpdateRenderer(Stroke stroke, StrokeModificationHint modHint)
{
this.stroke = stroke;
}
/// <summary> /// Render (or re-render) the given Stroke, or (better yet) use the StrokeModificationHint to /// re-render the given Stroke in a more optimized way where possible. /// </summary> public abstract void UpdateRenderer(Stroke stroke, StrokeModificationHint modHint);
