public Bitmap GetBitmap()
{
MemoryStream memoryStream = new MemoryStream();
ImageFactory imgF = new ImageFactory()
.Load(new Bitmap(Width, Height));
SortLayers(); //better safe than sorry, probably not needed, todo [logging] check if this changes anything at anytime, then provide warning
for (int i = 0; i < _layers.Count; i++)
{
DmiEXLayer dmiExLayer = _layers[i];
if (!dmiExLayer.Visible)
{
continue;
}
ImageLayer l = new ImageLayer {
Image = dmiExLayer.GetBitmap()
};
imgF.Overlay(l);
}
imgF.Resolution(Width, Height)
.Format(new PngFormat())
.BackgroundColor(Color.Transparent)
.Save(memoryStream);
return(new Bitmap(memoryStream));
}
public DmiEXLayer GetLayerByIndex(int index)
{
DmiEXLayer layer = _layers.Find((l) => l.Index == index);
if (layer == null)
{
throw new ArgumentException("No Layer with that Index exists");
}
return(layer);
}
public void RemoveLayer(DmiEXLayer l)
{
if (_layers.Count == 1)
{
throw new WarningException("You can't remove the only Layer of the image");
}
l.IndexChanged -= SortLayers;
l.Changed -= OnImageChanged;
_layers.Remove(l);
LayerListChanged?.Invoke(this, EventArgs.Empty);
}
private void ClearIndex(int index)
{
DmiEXLayer[] layers = _layers.ToArray();
for (int i = 0; i < layers.Length; i++)
{
DmiEXLayer layer = layers[i];
if (layer.Index != index)
{
continue;
}
layer.Index++;
index++;
}
}
public DmiEXLayer AddLayer(DmiEXLayer l)
{
if (_layers.Contains(l))
{
throw new ArgumentException("Layer already part of image");
}
ClearIndex(l.Index);
_layers.Add(l);
SortLayers();
l.IndexChanged += SortLayers;
l.Changed += OnImageChanged; //any change on the layer means a change on the image
LayerListChanged?.Invoke(this, EventArgs.Empty);
return(l);
}
public void SetLayerIndex(DmiEXLayer layer, int index)
{
ClearIndex(index);
layer.Index = index;
}
