/// <summary>
/// Creates a property source for the specified CLR object using reflection.
/// </summary>
/// <param name="instance">The instance.</param>
/// <param name="name">The name for the property source.</param>
/// <param name="typeName">The type name of the property source.</param>
/// <returns>The property source.</returns>
/// <remarks>
/// <para>
/// This method can be used for static types and dynamic types that implement
/// <see cref="ICustomTypeDescriptor"/>. The property source lists instance properties.
/// Properties where the <see cref="BrowsableAttribute"/> is set to <see langword="false"/>
/// are ignored.
/// </para>
/// <para>
/// To find the name of the property source the method uses (in this order):
/// </para>
/// <list type="number">
/// <item>The <paramref name="name"/> parameter.</item>
/// <item>The <see cref="INamedObject"/> interface.</item>
/// <item>A string property called "Name".</item>
/// </list>
/// <para>
/// To find the type name of the property source the method uses (in this order):
/// </para>
/// <list type="number">
/// <item>The <paramref name="typeName"/> parameter.</item>
/// <item>The CLR type name.</item>
/// </list>
/// <para>
/// The <paramref name="instance"/> is stored in the <see cref="PropertySource.UserData"/>
/// of the <see cref="PropertySource"/>.
/// </para>
/// </remarks>
/// <exception cref="ArgumentNullException">
/// <paramref name="instance"/> is <see langword="null"/>.
/// </exception>
public static PropertySource CreatePropertySource(object instance, string name = null, string typeName = null)
{
if (instance == null)
{
throw new ArgumentNullException(nameof(instance));
}
var propertySource = new PropertySource {
UserData = instance
};
// Get property descriptors.
var typeConverter = TypeDescriptor.GetConverter(instance);
PropertyDescriptorCollection propertyDescriptors = null;
if (typeConverter != null && typeConverter.GetPropertiesSupported())
{
// Try to get properties from type converter.
propertyDescriptors = typeConverter.GetProperties(instance);
}
if (propertyDescriptors == null && instance is ICustomTypeDescriptor)
{
// Instance is a dynamic object.
propertyDescriptors = ((ICustomTypeDescriptor)instance).GetProperties();
}
bool isBasicObject = false;
if (propertyDescriptors == null)
{
// Instance is a regular CLR object.
isBasicObject = true;
propertyDescriptors = TypeDescriptor.GetProperties(instance.GetType());
}
// Create a list of all properties.
propertySource.Properties.AddRange(
propertyDescriptors.OfType <PropertyDescriptor>()
.Where(descriptor => descriptor.IsBrowsable)
.Select(descriptor => new ReflectedProperty(instance, descriptor))
.OrderBy(p => p, PropertyComparer.Instance));
// Add public fields of regular CLR objects (very important for structs like Vector3F).
if (isBasicObject)
{
foreach (var field in instance.GetType().GetFields())
{
if (!field.IsLiteral && !field.IsStatic)
{
propertySource.Properties.Add(new ReflectedField(instance, field));
}
}
}
// Add items of an IEnumerable.
var enumerable = instance as IEnumerable;
if (enumerable != null)
{
int index = 0;
foreach (var item in enumerable)
{
string itemName = "Item[" + index + "]";
var namedItem = item as INamedObject;
if (namedItem != null)
{
itemName = Invariant($"{itemName}: {namedItem.Name}");
}
propertySource.Properties.Add(new CustomProperty(itemName, item)
{
Category = "Items",
IsReadOnly = true
});
index++;
}
}
// ----- Set name:
// 1. Try name parameter.
propertySource.Name = name;
// 2. Try INamedObject interface.
if (propertySource.Name == null)
{
var namedObject = instance as INamedObject;
if (namedObject != null)
{
propertySource.Name = namedObject.Name;
}
}
// 3. Try "Name" property.
if (propertySource.Name == null)
{
var namePropertyDescriptor =
propertyDescriptors.OfType <PropertyDescriptor>()
.FirstOrDefault(d => d.Name == "Name" && d.PropertyType == typeof(string));
if (namePropertyDescriptor != null)
{
propertySource.Name = (string)namePropertyDescriptor.GetValue(instance);
}
}
// Fallback: Empty string.
if (propertySource.Name == null)
{
propertySource.Name = string.Empty;
}
// Set type name.
propertySource.TypeName = typeName;
if (propertySource.TypeName == null)
{
propertySource.TypeName = instance.GetType().Name;
}
return(propertySource);
}
//--------------------------------------------------------------
#region Properties & Events
//--------------------------------------------------------------
#endregion
//--------------------------------------------------------------
#region Creation & Cleanup
//--------------------------------------------------------------
#endregion
//--------------------------------------------------------------
#region Methods
//--------------------------------------------------------------
private void UpdateProperties()
{
if (_modelPropertySource == null)
_modelPropertySource = new PropertySource();
_currentPropertySource = _modelPropertySource;
_modelPropertySource.Name = this.GetName();
_modelPropertySource.TypeName = "3D Model";
_modelPropertySource.Properties.Clear();
if (State != ModelDocumentState.Loaded)
return;
// Try to load drmdl file.
string drmdlFile = Path.ChangeExtension(Uri.LocalPath, "drmdl");
if (UseDigitalRuneGraphics && File.Exists(drmdlFile))
{
_modelPropertySource.Properties.Add(new CustomProperty
{
Category = "General",
Name = "Model description",
Value = drmdlFile,
//Description = ,
PropertyType = typeof(string),
DataTemplateKey = OpenLinkKey,
CanReset = false,
IsReadOnly = true,
});
}
int numberOfVertices = 0;
int numberOfPrimitives = 0;
if (UseDigitalRuneGraphics)
{
foreach (var mesh in ModelNode.GetDescendants().OfType<MeshNode>().Select(mn => mn.Mesh))
{
foreach (var submesh in mesh.Submeshes)
{
numberOfVertices += submesh.VertexCount;
numberOfPrimitives += submesh.PrimitiveCount;
}
}
}
else
{
foreach (var meshPart in Model.Meshes.SelectMany(m => m.MeshParts))
{
numberOfVertices += meshPart.NumVertices;
numberOfPrimitives += meshPart.PrimitiveCount;
}
}
_modelPropertySource.Properties.Add(new CustomProperty
{
Category = "General",
Name = "Triangles",
Value = numberOfPrimitives,
//Description = ,
PropertyType = typeof(int),
DataTemplateKey = TextBlockKey,
CanReset = false,
IsReadOnly = true,
});
_modelPropertySource.Properties.Add(new CustomProperty
{
Category = "General",
Name = "Vertices",
Value = numberOfVertices,
//Description = ,
PropertyType = typeof(int),
DataTemplateKey = TextBlockKey,
CanReset = false,
IsReadOnly = true,
});
// Try to load drmat files.
if (UseDigitalRuneGraphics)
{
string drmdlFolder = Path.GetDirectoryName(drmdlFile);
var drmatFiles = new HashSet<string>();
var textures = new HashSet<string>();
var xDocument = XDocument.Load(drmdlFile);
foreach (var submeshElement in xDocument.Descendants("Submesh"))
{
var materialAttribute = submeshElement.Attributes("Material").FirstOrDefault();
if (materialAttribute == null)
continue;
string drmatFile = GetAbsolutePath(drmdlFolder, materialAttribute.Value);
if (!File.Exists(drmatFile))
continue;
drmatFiles.Add(drmatFile);
string drmatFolder = Path.GetDirectoryName(drmatFile);
// Collect all referenced texture filenames.
var drmatXDocument = XDocument.Load(drmatFile);
foreach (var textureElement in drmatXDocument.Descendants("Texture"))
{
var fileAttribute = textureElement.Attributes("File").FirstOrDefault();
if (fileAttribute == null)
continue;
string textureFile = GetAbsolutePath(drmatFolder, fileAttribute.Value);
textures.Add(textureFile);
}
}
int i = 0;
foreach (var drmatFile in drmatFiles)
{
_modelPropertySource.Properties.Add(new CustomProperty
{
Category = "Materials",
Name = Invariant($"Material {i}"),
Value = drmatFile,
//Description = ,
PropertyType = typeof(string),
DataTemplateKey = OpenLinkKey,
CanReset = false,
IsReadOnly = true,
});
i++;
}
i = 0;
foreach (var texture in textures)
{
_modelPropertySource.Properties.Add(new CustomProperty
{
Category = "Textures",
Name = Invariant($"Texture {i}"),
Value = texture,
//Description = ,
PropertyType = typeof(string),
DataTemplateKey = OpenLinkKey,
CanReset = false,
IsReadOnly = true,
});
i++;
}
_animationPropertyViewModels.Clear();
if (HasAnimations)
{
var mesh = ModelNode.GetDescendants().OfType<MeshNode>().First().Mesh;
foreach (var entry in mesh.Animations)
{
var animationPropertyViewModel = new AnimationPropertyViewModel(this)
{
Name = entry.Key,
Animation = entry.Value,
};
_animationPropertyViewModels.Add(animationPropertyViewModel);
_modelPropertySource.Properties.Add(new CustomProperty
{
Category = "Animations",
Name = "\"" + entry.Key + "\"",
Value = animationPropertyViewModel,
//Description = ,
PropertyType = typeof(AnimationPropertyViewModel),
CanReset = false,
IsReadOnly = true,
});
}
}
}
if (_documentService.ActiveDocument == this)
{
// This document is active and can control tool windows.
if (_propertiesService != null)
_propertiesService.PropertySource = _currentPropertySource;
}
}
private void UpdateProperties()
{
if (_propertySource == null)
_propertySource = new PropertySource();
_propertySource.Name = (IsUntitled) ? UntitledName : Path.GetFileName(Uri.LocalPath);
_propertySource.TypeName = "Texture";
var textBlockKey = new ComponentResourceKey(typeof(PropertyGrid), "TextBlock");
_propertySource.Properties.Clear();
_propertySource.Properties.Add(new CustomProperty
{
Category = "Misc",
Name = "File name",
Value = this.GetName(),
Description = "The filename of the image.",
PropertyType = typeof(string),
//DataTemplateKey = textBlockKey,
CanReset = false,
IsReadOnly = true,
});
_propertySource.Properties.Add(new CustomProperty
{
Category = "Misc",
Name = "Size",
Value = Texture2D?.Width,
Description = "Image width in pixels.",
PropertyType = typeof(int),
DataTemplateKey = textBlockKey,
CanReset = false,
IsReadOnly = true,
});
_propertySource.Properties.Add(new CustomProperty
{
Category = "Misc",
Name = "Height",
Value = Texture2D?.Height,
Description = "Image height in pixels.",
PropertyType = typeof(int),
DataTemplateKey = textBlockKey,
CanReset = false,
IsReadOnly = true,
});
_propertySource.Properties.Add(new CustomProperty
{
Category = "Misc",
Name = "Format",
Value = Texture2D?.Format,
Description = null,
PropertyType = typeof(SurfaceFormat),
DataTemplateKey = textBlockKey,
CanReset = false,
IsReadOnly = true,
});
_propertySource.Properties.Add(new CustomProperty
{
Category = "Misc",
Name = "Mipmap levels",
Value = Texture2D?.LevelCount,
Description = null,
PropertyType = typeof(int),
DataTemplateKey = textBlockKey,
CanReset = false,
IsReadOnly = true,
});
}
