public HexAdornmentLayerImpl(WpfHexView hexView, HexLayerKind layerKind, MetadataAndOrder <IAdornmentLayersMetadata> info)
{
canvas = new Canvas();
HexView = hexView ?? throw new ArgumentNullException(nameof(hexView));
this.layerKind = layerKind;
Info = info;
adornmentLayerElements = new List <HexAdornmentLayerElementImpl>();
}
HexAdornmentLayerImpl Create(MetadataAndOrder <IAdornmentLayersMetadata> info)
{
var layer = new HexAdornmentLayerImpl(wpfHexView, layerKind, info);
int index = GetInsertIndex(info);
adornmentLayers.Insert(index, layer);
Children.Insert(index, layer.VisualElement);
return(layer);
}
public HexAdornmentLayer GetAdornmentLayer(MetadataAndOrder <IAdornmentLayersMetadata> info)
{
var layer = adornmentLayers.FirstOrDefault(a => a.Info.Metadata == info.Metadata);
if (layer is null)
{
layer = Create(info);
}
return(layer);
}
int GetInsertIndex(MetadataAndOrder <IAdornmentLayersMetadata> info)
{
for (int i = 0; i < adornmentLayers.Count; i++)
{
if (info.Order < adornmentLayers[i].Info.Order)
{
return(i);
}
}
return(adornmentLayers.Count);
}
