/// <summary>
/// Queries the image provider for support of a specific size.
/// </summary>
/// <param name="size">Indicated image size.</param>
/// <returns>Returns true when the requested size is supported.</returns>
public virtual bool IsImageSupported(ShengToolStripImageSize size)
{
if (DefaultImageProvider == null)
return false;
if (DefaultImageProvider == this)
return true;
return DefaultImageProvider.IsImageSupported(size);
}
/// <summary>
/// Fetches an image of the requested size.
/// </summary>
/// <param name="size">Size of image to obtain.</param>
/// <returns>If supported, returns requested image. A value of null
/// indicates that the requested size is not supported.</returns>
public virtual Image GetImage(ShengToolStripImageSize size)
{
if (DefaultImageProvider == null)
throw new NullReferenceException();
if (DefaultImageProvider == this)
{
Size iconSize = ShengToolStripIconImageProvider.GetIconSize(size);
Bitmap icon = new Bitmap(16, 16);
Icon iconResult = new Icon(DrawingTool.ImageToIcon(icon), iconSize);
return iconResult.ToBitmap();
}
return DefaultImageProvider.GetImage(size);
}
/// <summary>
/// A utility method which transforms an enumerated image value into
/// a two-dimensional size.
/// </summary>
/// <param name="size">Requested image size.</param>
/// <returns>Returns a two-dimensional size.</returns>
public static Size GetIconSize(ShengToolStripImageSize size)
{
switch (size)
{
case ShengToolStripImageSize.Small:
return new Size(16, 16);
case ShengToolStripImageSize.Medium:
return new Size(24, 24);
case ShengToolStripImageSize.Large:
return new Size(32, 32);
case ShengToolStripImageSize.ExtraLarge:
return new Size(48, 48);
default:
throw new NotSupportedException("Invalid image size requested.");
}
}
/// <summary>
/// Fetches an image of the requested size.
/// </summary>
/// <param name="key">Key used to identify an image.</param>
/// <param name="size">Size of image to obtain.</param>
/// <returns>If supported, returns requested image. A value of null
/// indicates that the requested size is not supported.</returns>
public virtual Image GetImage(object key, ShengToolStripImageSize size)
{
return ImageProvider.GetImage(key, size);
}
/// <summary>
/// Queries the image provider for support of a specific size.
/// </summary>
/// <param name="key">Key used to identify an image.</param>
/// <param name="size">Indicated image size</param>
/// <returns>Returns true when the requested size is supported.</returns>
public virtual bool IsImageSupported(object key, ShengToolStripImageSize size)
{
return ImageProvider.IsImageSupported(key, size);
}
public ShengToolStripImageSizeChangingEventArgs(ShengToolStripImageSize oldValue, ShengToolStripImageSize newValue)
: base(false)
{
this.m_currentValue = oldValue;
this.m_newValue = newValue;
}
/// <summary>
/// Fetches an image of the requested size.
/// </summary>
/// <param name="size">Size of image to obtain.</param>
/// <returns>If supported, returns requested image. A value of null
/// indicates that the requested size is not supported.</returns>
public Image GetImage(ShengToolStripImageSize size)
{
Icon desiredSize = new Icon(SourceIcon, ShengToolStripIconImageProvider.GetIconSize(size));
return desiredSize.ToBitmap();
}
/// <summary>
/// Queries the image provider for support of a specific size.
/// </summary>
/// <param name="size">Indicated image size.</param>
/// <returns>Returns true when the requested size is supported.</returns>
public bool IsImageSupported(ShengToolStripImageSize size)
{
return true;
}
/// <summary>
/// Fetches an image of the requested size.
/// </summary>
/// <param name="key">Key used to identify an image.</param>
/// <param name="size">Size of image to obtain.</param>
/// <returns>If supported, returns requested image. A value of null
/// indicates that the requested size is not supported.</returns>
public Image GetImage(object key, ShengToolStripImageSize size)
{
if (!this.ContainsKey(key))
throw new NullReferenceException();
return this[key].GetImage(size);
}
/// <summary>
/// Queries the image provider for support of a specific size.
/// </summary>
/// <param name="key">Key used to identify an image.</param>
/// <param name="size">Indicated image size</param>
/// <returns>Returns true when the requested size is supported.</returns>
public bool IsImageSupported(object key, ShengToolStripImageSize size)
{
if (!this.ContainsKey(key))
return false;
return this[key].IsImageSupported(size);
}
