/// <summary>
/// Initializes a new instance of the <see cref="DisplayObject"/> class.
/// </summary>
/// <param name="parent">The parent.</param>
/// <param name="displayType">The display type.</param>
/// <param name="mimeType">Specifies the category to which this mime type belongs. This usually corresponds to the first portion of
/// the full mime type description. (e.g. "image" if the full mime type is "image/jpeg").</param>
private DisplayObject(IGalleryObject parent, DisplayObjectType displayType, MimeTypeCategory mimeType)
{
if (displayType != DisplayObjectType.External)
{
throw new BusinessException(String.Format(CultureInfo.CurrentCulture, "This overload of the DisplayObject constructor can only be called when the displayType parameter is DisplayObjectType.External. Instead, it was {0}.", displayType.ToString()));
}
this._width = int.MinValue;
this._height = int.MinValue;
this._filename = String.Empty;
this._mimeType = GalleryServerPro.Business.MimeType.CreateInstance(mimeType);
this._externalType = this._mimeType.TypeCategory;
this._parent = parent;
this._displayType = displayType;
this._displayObjectCreator = new NullObjects.NullDisplayObjectCreator();
if (this._parent is IAlbum)
{
this._mediaObjectId = int.MinValue;
}
else
{
this._mediaObjectId = parent.Id;
}
}
private bool _hasBeenDisposed; // Used by Dispose() methods
#endregion
#region Constructors
/// <summary>
/// Initializes a new instance of the <see cref="DisplayObject"/> class.
/// </summary>
/// <param name="width">The width of this object, in pixels.</param>
/// <param name="height">The height of this object, in pixels.</param>
/// <param name="filename">The name of the file representing this object. Example: sonorandesert.jpg</param>
/// <param name="parent">The media object to which this display object applies.</param>
/// <param name="displayType">The type of the display object.</param>
/// <param name="displayObjectCreator">The object responsible for generating the file this display object points to.</param>
private DisplayObject(int width, int height, string filename, IGalleryObject parent, DisplayObjectType displayType, IDisplayObjectCreator displayObjectCreator)
{
#if DEBUG
tt.Tools.StartingMethod(width, height, filename, parent, displayType, displayObjectCreator);
#endif
this._width = width;
this._height = height;
this._filename = filename;
if (!String.IsNullOrEmpty(filename))
{
this._mimeType = GalleryServerPro.Business.MimeType.LoadInstanceByFilePath(this._filename);
}
if (this._mimeType == null)
{
this._mimeType = new NullObjects.NullMimeType();
}
this._parent = parent;
this._displayType = displayType;
this._displayObjectCreator = displayObjectCreator;
if (this._parent is IAlbum)
{
this._mediaObjectId = int.MinValue;
}
else
{
this._mediaObjectId = parent.Id;
}
}
/// <summary>
/// Initializes a new instance of the <see cref="DisplayObject"/> class.
/// </summary>
/// <param name="width">The width of this object, in pixels.</param>
/// <param name="height">The height of this object, in pixels.</param>
/// <param name="filename">The name of the file representing this object. Example: sonorandesert.jpg</param>
/// <param name="parent">The media object to which this display object applies.</param>
/// <param name="displayType">The type of the display object.</param>
/// <param name="displayObjectCreator">The object responsible for generating the file this display object points to.</param>
private DisplayObject(int width, int height, string filename, IGalleryObject parent, DisplayObjectType displayType, IDisplayObjectCreator displayObjectCreator)
{
this._width = width;
this._height = height;
this._filename = filename;
if (!String.IsNullOrEmpty(filename))
{
this._mimeType = Business.MimeType.LoadMimeType(parent.GalleryId, this._filename);
}
if (this._mimeType == null)
{
this._mimeType = new NullObjects.NullMimeType();
}
this._parent = parent;
this._displayType = displayType;
this._displayObjectCreator = displayObjectCreator;
if (this._parent is IAlbum)
{
this._mediaObjectId = int.MinValue;
}
else
{
this._mediaObjectId = parent.Id;
}
}
private bool _hasBeenDisposed; // Used by Dispose() methods
#endregion
#region Constructors
/// <summary>
/// Initializes a new instance of the <see cref="DisplayObject"/> class.
/// </summary>
/// <param name="width">The width of this object, in pixels.</param>
/// <param name="height">The height of this object, in pixels.</param>
/// <param name="filename">The name of the file representing this object. Example: sonorandesert.jpg</param>
/// <param name="parent">The media object to which this display object applies.</param>
/// <param name="displayType">The type of the display object.</param>
/// <param name="displayObjectCreator">The object responsible for generating the file this display object points to.</param>
private DisplayObject(int width, int height, string filename, IGalleryObject parent, DisplayObjectType displayType, IDisplayObjectCreator displayObjectCreator)
{
#if DEBUG
tt.Tools.StartingMethod(width, height, filename, parent, displayType, displayObjectCreator);
#endif
this._width = width;
this._height = height;
this._filename = filename;
if (!String.IsNullOrEmpty(filename))
{
this._mimeType = GalleryServerPro.Business.MimeType.LoadInstanceByFilePath(this._filename);
}
if (this._mimeType == null)
{
this._mimeType = new NullObjects.NullMimeType();
}
this._parent = parent;
this._displayType = displayType;
this._displayObjectCreator = displayObjectCreator;
if (this._parent is IAlbum)
{
this._mediaObjectId = int.MinValue;
}
else
{
this._mediaObjectId = parent.Id;
}
}
/// <summary>
/// Initializes a new instance of the <see cref="DisplayObject"/> class.
/// </summary>
/// <param name="width">The width of this object, in pixels.</param>
/// <param name="height">The height of this object, in pixels.</param>
/// <param name="filename">The name of the file representing this object. Example: sonorandesert.jpg</param>
/// <param name="parent">The media object to which this display object applies.</param>
/// <param name="displayType">The type of the display object.</param>
/// <param name="displayObjectCreator">The object responsible for generating the file this display object points to.</param>
private DisplayObject(int width, int height, string filename, IGalleryObject parent, DisplayObjectType displayType, IDisplayObjectCreator displayObjectCreator)
{
this._width = width;
this._height = height;
this._filename = filename;
if (!String.IsNullOrEmpty(filename))
{
this._mimeType = Factory.LoadMimeType(parent.GalleryId, this._filename);
}
if (this._mimeType == null)
{
this._mimeType = new NullObjects.NullMimeType();
}
this._parent = parent;
this._displayType = displayType;
this._displayObjectCreator = displayObjectCreator;
this._displayObjectCreator.Parent = this;
if (this._parent is IAlbum)
{
this._mediaObjectId = int.MinValue;
}
else
{
this._mediaObjectId = parent.Id;
}
}
/// <summary>
/// Create a new display object instance with the specified properties. No data is retrieved from the
/// data store. A lazy load is used to inflate the object when necessary
/// </summary>
/// <param name="parent">The media object to which this display object applies.</param>
/// <param name="fileName">The name of the file representing this object. Example: sonorandesert.jpg</param>
/// <param name="width">The width of this object, in pixels.</param>
/// <param name="height">The height of this object, in pixels.</param>
/// <param name="displayType">The type of the display object.</param>
/// <param name="displayObjectCreator">The object responsible for generating the file this display object points to.</param>
/// <returns>Create a new display object instance with the specified properties.</returns>
public static IDisplayObject CreateInstance(IGalleryObject parent, string fileName, int width, int height, DisplayObjectType displayType, IDisplayObjectCreator displayObjectCreator)
{
return(new DisplayObject(width, height, fileName, parent, displayType, displayObjectCreator));
}
/// <summary>
/// Initializes a new instance of the <see cref="DisplayObject"/> class.
/// </summary>
/// <param name="parent">The parent.</param>
/// <param name="displayType">The display type.</param>
/// <param name="mimeType">Specifies the category to which this mime type belongs. This usually corresponds to the first portion of
/// the full mime type description. (e.g. "image" if the full mime type is "image/jpeg").</param>
private DisplayObject(IGalleryObject parent, DisplayObjectType displayType, MimeTypeCategory mimeType)
{
#if DEBUG
tt.Tools.StartingMethod(parent, displayType, mimeType);
#endif
if (displayType != DisplayObjectType.External)
throw new BusinessException(String.Format("This overload of the DisplayObject constructor can only be called when the displayType parameter is DisplayObjectType.External. Instead, it was {0}.", displayType.ToString()));
this._width = int.MinValue;
this._height = int.MinValue;
this._filename = String.Empty;
this._mimeType = GalleryServerPro.Business.MimeType.CreateInstance(mimeType);
this._externalType = this._mimeType.TypeCategory;
this._parent = parent;
this._displayType = displayType;
this._displayObjectCreator = new NullObjects.NullDisplayObjectCreator();
if (this._parent is IAlbum)
{
this._mediaObjectId = int.MinValue;
}
else
{
this._mediaObjectId = parent.Id;
}
}
/// <summary>
/// Create a new display object instance with the specified properties. No data is retrieved from the
/// data store. A lazy load is used to inflate the object when necessary
/// </summary>
/// <param name="parent">The media object to which this display object applies.</param>
/// <param name="fileName">The name of the file representing this object. Example: sonorandesert.jpg</param>
/// <param name="width">The width of this object, in pixels.</param>
/// <param name="height">The height of this object, in pixels.</param>
/// <param name="displayType">The type of the display object.</param>
/// <param name="displayObjectCreator">The object responsible for generating the file this display object points to.</param>
/// <returns>Create a new display object instance with the specified properties.</returns>
public static IDisplayObject CreateInstance(IGalleryObject parent, string fileName, int width, int height, DisplayObjectType displayType, IDisplayObjectCreator displayObjectCreator)
{
return new DisplayObject(width, height, fileName, parent, displayType, displayObjectCreator);
}
