private void CanvasOperator_Single_Start(Vector2 point)
{
Transformer transformer = this.Layer.TransformerMatrix.Destination;
this._startingPoint = point;
this._oldTransformer = transformer;
this.TransformerMode = Transformer.ContainsNodeMode(point, transformer);
this.Layer.TransformerMatrix.CacheTransform();
this.CanvasControl.Invalidate();
}
private Layerage GetTransformerLayer(Vector2 startingPoint, Matrix3x2 matrix)
{
switch (this.SelectionMode)
{
case ListViewSelectionMode.None: return(null);
case ListViewSelectionMode.Single:
{
Layerage layerage = this.SelectionViewModel.SelectionLayerage;
if (layerage is null)
{
return(null);
}
// Transformer
Transformer transformer = layerage.GetActualTransformer();
this.TransformerMode = Transformer.ContainsNodeMode(startingPoint, transformer, matrix, false);
return(layerage);
}
case ListViewSelectionMode.Multiple:
foreach (Layerage layerage in this.SelectionViewModel.SelectionLayerages)
{
// Transformer
Transformer transformer = layerage.GetActualTransformer();
TransformerMode mode = Transformer.ContainsNodeMode(startingPoint, transformer, matrix, false);
if (mode != TransformerMode.None)
{
this.TransformerMode = mode;
return(layerage);
}
}
break;
}
return(null);
}
