/// <summary>
/// Registers an icon with the command stream.
/// </summary>
/// <param name="name">The name that identifies the icon.</param>
/// <param name="icon">The icon to register.</param>
/// <returns>The index of the icon within the command stream's internal registry.</returns>
public Int16 RegisterIcon(StringSegment name, TextIconInfo icon)
{
if (icons == null)
{
icons = new List <TextIconInfo>();
}
if (iconsByName == null)
{
iconsByName = new Dictionary <StringSegment, Int16>();
}
return(RegisterResource(name, icon, icons, iconsByName));
}
/// <summary>
/// Registers an icon with the command stream.
/// </summary>
/// <param name="name">The name of the icon to register.</param>
/// <param name="icon">The icon to register under the specified name.</param>
/// <returns>The index of the specified icon within the command stream's internal registry.</returns>
public Int16 RegisterIcon(StringSegment name, TextIconInfo icon)
{
return(RegisterResource(name, icon, icons, iconsByName));
}
/// <summary>
/// Registers the specified icon with the command stream and returns its resulting index.
/// </summary>
private Int16 RegisterIconWithCommandStream(TextLayoutCommandStream output, StringSegment name, out TextIconInfo icon)
{
if (!registeredIcons.TryGetValue(name, out icon))
{
throw new InvalidOperationException(UltravioletStrings.UnrecognizedIcon.Format(name));
}
return(output.RegisterIcon(name, icon));
}
/// <summary> /// Registers an icon with the command stream. /// </summary> /// <param name="name">The name of the icon to register.</param> /// <param name="icon">The icon to register under the specified name.</param> /// <returns>The index of the specified icon within the command stream's internal registry.</returns> public Int16 RegisterIcon(StringSegment name, TextIconInfo icon) => (resources = resources ?? new TextLayoutCommandStreamResources()).RegisterIcon(name, icon);
