public bool Compare(PSDLayer x, PSDLayer y)
{
return(Comparer <T> .Default.Compare(GetID(x), GetID(y)) == 0 && IsGroup(x) == IsGroup(y));
}
protected override string GetID(PSDLayer x)
{
return(x.name.ToLower());
}
protected virtual bool IsGroup(PSDLayer layer)
{
return(layer.isGroup);
}
protected abstract T GetID(PSDLayer layer);
protected override int GetID(PSDLayer x)
{
return(x.layerID);
}
protected override string GetID(PSDLayer x)
{
return(x.name);
}
static (int width, int height) ExtractLayer(List <PSDLayer> extractedLayer, List <BitmapLayer> layers, bool importHiddenLayer, bool flatten, List <LayerExtractData> layerExtract, PSDImporter.FlattenLayerData[] previousFlatten, IPSDLayerMappingStrategy mappingStrategy, bool parentGroupVisible)
{
// parent is the previous element in extracedLayer
int parentGroupIndex = extractedLayer.Count - 1;
int maxWidth = 0, maxHeight = 0;
int width = 0, height = 0;
foreach (var l in layers)
{
bool layerVisible = l.Visible && parentGroupVisible;
if (l.IsGroup)
{
var layer = new PSDLayer(l.Surface.color, parentGroupIndex, l.IsGroup, l.Name, 0, 0, l.LayerID, l.Visible);
layer.flatten = previousFlatten.FirstOrDefault(x => mappingStrategy.Compare(x, l)) != null;
layer.isImported = (importHiddenLayer || layerVisible) && !flatten && layer.flatten;
int startIndex = extractedLayer.Count;
extractedLayer.Add(layer);
(width, height) = ExtractLayer(extractedLayer, l.ChildLayer, importHiddenLayer, flatten || layer.flatten, layerExtract, previousFlatten, mappingStrategy, layerVisible);
int endIndex = extractedLayer.Count - 1;
// If this group is to be flatten and there are flatten layers
if (flatten == false && layer.flatten && startIndex < endIndex)
{
layerExtract.Add(new LayerExtractData()
{
start = startIndex,
end = endIndex,
width = width,
height = height
});
}
}
else
{
var surface = importHiddenLayer || l.Visible ? l.Surface.color : default;
var layer = new PSDLayer(surface, parentGroupIndex, l.IsGroup, l.Name, l.Surface.width, l.Surface.height, l.LayerID, l.Visible);
layer.isImported = (importHiddenLayer || layerVisible) && !flatten;
extractedLayer.Add(layer);
if (layer.isImported)
{
layerExtract.Add(new LayerExtractData()
{
start = extractedLayer.Count - 1,
end = extractedLayer.Count - 1,
width = l.Surface.width,
height = l.Surface.height,
});
}
width = l.Surface.width;
height = l.Surface.height;
}
if (maxWidth < width)
{
maxWidth = width;
}
if (maxHeight < height)
{
maxHeight = height;
}
}
return(maxWidth, maxHeight);
}