public override void applyTransform(Layer child, Matrix3 transform)
{
D.assert(child != null);
D.assert(transform != null);
transform.preTranslate((float)this.offset.dx, (float)this.offset.dy);
}
public virtual void applyTransform(Layer child, Matrix3 transform)
{
D.assert(child != null);
D.assert(transform != null);
}
void _establishTransform()
{
D.assert(this.link != null);
this._lastTransform = null;
if (this.link._leader == null)
{
return;
}
D.assert(this.link.leader.owner == this.owner,
() => "Linked LeaderLayer anchor is not in the same layer tree as the FollowerLayer.");
D.assert(this.link.leader._lastOffset != null,
() => "LeaderLayer anchor must come before FollowerLayer in paint order, but the reverse was true.");
HashSet <Layer> ancestors = new HashSet <Layer>();
Layer ancestor = this.parent;
while (ancestor != null)
{
ancestors.Add(ancestor);
ancestor = ancestor.parent;
}
ContainerLayer layer = this.link.leader;
List <ContainerLayer> forwardLayers = new List <ContainerLayer> {
null, layer
};
do
{
layer = layer.parent;
forwardLayers.Add(layer);
} while (!ancestors.Contains(layer));
ancestor = layer;
layer = this;
List <ContainerLayer> inverseLayers = new List <ContainerLayer> {
layer
};
do
{
layer = layer.parent;
inverseLayers.Add(layer);
} while (layer != ancestor);
Matrix3 forwardTransform = this._collectTransformForLayerChain(forwardLayers);
Matrix3 inverseTransform = this._collectTransformForLayerChain(inverseLayers);
var inverse = Matrix3.I();
var invertible = inverseTransform.invert(inverse);
if (!invertible)
{
return;
}
inverseTransform = inverse;
inverseTransform.preConcat(forwardTransform);
inverseTransform.preTranslate(this.linkedOffset.dx, this.linkedOffset.dy);
this._lastTransform = inverseTransform;
this._inverseDirty = true;
}
protected List <PictureLayer> _debugCheckElevations()
{
List <PhysicalModelLayer> physicalModelLayers =
this.depthFirstIterateChildren().OfType <PhysicalModelLayer>().ToList();
List <PictureLayer> addedLayers = new List <PictureLayer>();
for (int i = 0; i < physicalModelLayers.Count; i++)
{
PhysicalModelLayer physicalModelLayer = physicalModelLayers[i];
D.assert(physicalModelLayer.lastChild?.debugCreator != physicalModelLayer,
() => "debugCheckElevations has either already visited this layer or failed to remove the" +
" added picture from it.");
float accumulatedElevation = physicalModelLayer.elevation;
Layer ancestor = physicalModelLayer.parent;
while (ancestor != null)
{
if (ancestor is PhysicalModelLayer modelLayer)
{
accumulatedElevation += modelLayer.elevation;
}
ancestor = ancestor.parent;
}
for (int j = 0; j <= i; j++)
{
PhysicalModelLayer predecessor = physicalModelLayers[j];
float predecessorAccumulatedElevation = predecessor.elevation;
ancestor = predecessor.parent;
while (ancestor != null)
{
if (ancestor == predecessor)
{
continue;
}
if (ancestor is PhysicalModelLayer modelLayer)
{
predecessorAccumulatedElevation += modelLayer.elevation;
}
ancestor = ancestor.parent;
}
if (predecessorAccumulatedElevation <= accumulatedElevation)
{
continue;
}
Path intersection = Path.combine(
PathOperation.intersect,
predecessor._debugTransformedClipPath,
physicalModelLayer._debugTransformedClipPath);
if (intersection != null && intersection.computeMetrics().Any((metric) => metric.length > 0))
{
addedLayers.AddRange(this._processConflictingPhysicalLayers(predecessor, physicalModelLayer));
}
}
}
return(addedLayers);
}
public override void applyTransform(Layer child, Matrix3 transform)
{
D.assert(child != null);
transform.preConcat(this._lastEffectiveTransform);
}