/// <summary>
/// Initializes a new instance of the <c>LayerStateProperties</c> class.
/// </summary>
/// <param name="layer">Layer from which copy the properties.</param>
public LayerStateProperties(Layer layer)
{
this.name = layer.Name;
if (!layer.IsVisible)
{
this.flags |= LayerPropertiesFlags.Hidden;
}
if (layer.IsFrozen)
{
this.flags |= LayerPropertiesFlags.Frozen;
}
if (layer.IsLocked)
{
this.flags |= LayerPropertiesFlags.Locked;
}
if (layer.Plot)
{
this.flags |= LayerPropertiesFlags.Plot;
}
this.linetype = layer.Linetype.Name;
this.color = (AciColor)layer.Color.Clone();
this.lineweight = layer.Lineweight;
this.transparency = (Transparency)layer.Transparency.Clone();
//this.plotStyle = "Color_" + layer.Color.Index;
}
///// <summary>
///// Layer properties plot style name.
///// </summary>
//public string PlotStyleName
//{
// get { return this.plotStyle; }
// set { this.plotStyle = value; }
//}
#endregion
#region public methods
/// <summary>
/// Copy the layer to the current layer state properties.
/// </summary>
/// <param name="layer">Layer from which copy the properties.</param>
/// <param name="options">Layer properties to copy.</param>
public void CopyFrom(Layer layer, LayerPropertiesRestoreFlags options)
{
if (!string.Equals(this.name, layer.Name, StringComparison.OrdinalIgnoreCase))
{
throw new ArgumentException("Only a layer with the same name can be copied.", nameof(layer));
}
this.flags = LayerPropertiesFlags.None;
if (options.HasFlag(LayerPropertiesRestoreFlags.Hidden))
{
if (!layer.IsVisible)
{
this.flags |= LayerPropertiesFlags.Hidden;
}
}
if (options.HasFlag(LayerPropertiesRestoreFlags.Frozen))
{
if (layer.IsFrozen)
{
this.flags |= LayerPropertiesFlags.Frozen;
}
}
if (options.HasFlag(LayerPropertiesRestoreFlags.Locked))
{
if (layer.IsLocked)
{
this.flags |= LayerPropertiesFlags.Locked;
}
}
if (options.HasFlag(LayerPropertiesRestoreFlags.Plot))
{
if (layer.Plot)
{
this.flags |= LayerPropertiesFlags.Plot;
}
}
if (options.HasFlag(LayerPropertiesRestoreFlags.Linetype))
{
this.linetype = layer.Linetype.Name;
}
if (options.HasFlag(LayerPropertiesRestoreFlags.Color))
{
this.color = (AciColor)layer.Color.Clone();
}
if (options.HasFlag(LayerPropertiesRestoreFlags.Lineweight))
{
this.lineweight = layer.Lineweight;
}
if (options.HasFlag(LayerPropertiesRestoreFlags.Transparency))
{
this.transparency = (Transparency)layer.Transparency.Clone();
}
}
//private string plotStyle;
#endregion
#region constructor
/// <summary>
/// Initializes a new instance of the <c>LayerStateProperties</c> class.
/// </summary>
/// <param name="name">Name of the layer state properties.</param>
public LayerStateProperties(string name)
{
if (string.IsNullOrEmpty(name))
{
throw new ArgumentNullException(nameof(name));
}
this.name = name;
this.flags = LayerPropertiesFlags.Plot;
this.linetype = Linetype.DefaultName;
this.color = AciColor.Default;
this.lineweight = Lineweight.Default;
this.transparency = new Transparency(0);
//this.plotStyle = "Color_7";
}
private static LayerStateProperties ReadLayerProperties(TextCodeValueReader chunk)
{
LayerPropertiesFlags flags = LayerPropertiesFlags.Plot;
string lineType = String.Empty;
//string plotStyle = string.Empty;
AciColor color = AciColor.Default;
Lineweight lineweight = Lineweight.Default;
Transparency transparency = new Transparency(0);
string name = chunk.ReadString();
chunk.Next();
while (chunk.Code != 8 && chunk.Code != 0)
{
switch (chunk.Code)
{
case 90:
flags = (LayerPropertiesFlags)chunk.ReadInt();
chunk.Next();
break;
case 62:
color = AciColor.FromCadIndex(chunk.ReadShort());
chunk.Next();
break;
case 370:
lineweight = (Lineweight)chunk.ReadShort();
chunk.Next();
break;
case 6:
lineType = chunk.ReadString();
chunk.Next();
break;
case 2:
//plotStyle = chunk.ReadString();
chunk.Next();
break;
case 440:
int alpha = chunk.ReadInt();
transparency = alpha == 0 ? new Transparency(0) : Transparency.FromAlphaValue(alpha);
chunk.Next();
break;
case 92:
color = AciColor.FromTrueColor(chunk.ReadInt());
chunk.Next();
break;
default:
chunk.Next();
break;
}
}
if (string.IsNullOrEmpty(name))
{
return(null);
}
LayerStateProperties properties = new LayerStateProperties(name)
{
Flags = flags,
Color = color,
Lineweight = lineweight,
LinetypeName = lineType,
//PlotStyleName = plotStyle,
Transparency = transparency
};
return(properties);
}
