public PixelScaler(PixelScalerType type)
{
var info = cImage.GetPixelScalerInfo(type);
this._type = type;
this._scaleFactorX = info.Item1;
this._scaleFactorY = info.Item2;
}
/// <summary>
/// Applies the pixel scaler without any parameters.
/// </summary>
/// <param name="type">The type of scaler to use.</param>
/// <param name="filterRegion">The filter region, if any.</param>
/// <returns>
/// The rescaled image.
/// </returns>
public cImage ApplyScaler(PixelScalerType type, Rectangle?filterRegion = null)
{
var info = GetPixelScalerInfo(type);
var scaleX = info.Item1;
var scaleY = info.Item2;
var scaler = info.Item3;
return(this._RunLoop(filterRegion, scaleX, scaleY, w => scaler(w)));
}
/// <summary>
/// Gets the scaler information.
/// </summary>
/// <param name="type">The type of pixel scaler.</param>
/// <returns></returns>
/// <exception cref="System.NotSupportedException"></exception>
public static ScalerInformation GetScalerInformation(PixelScalerType type)
{
Tuple <byte, byte, ParameterlessPixelScaler> info;
if (PIXEL_SCALERS.TryGetValue(type, out info))
{
return(new ScalerInformation(ReflectionUtils.GetDisplayNameForEnumValue(type), ReflectionUtils.GetDescriptionForEnumValue(type), info.Item1, info.Item2));
}
throw new NotSupportedException(string.Format("Parameterless scaler '{0}' not supported.", type));
}
public PixelScaler(PixelScalerType type) {
var info = cImage.GetPixelScalerInfo(type);
this._type = type;
this._scaleFactorX = info.Item1;
this._scaleFactorY = info.Item2;
}
/// <summary>
/// Gets the scaler information.
/// </summary>
/// <param name="type">The type of pixel scaler.</param>
/// <returns></returns>
/// <exception cref="System.NotSupportedException"></exception>
public static ScalerInformation GetScalerInformation(PixelScalerType type)
=> PIXEL_SCALERS.TryGetValue(type, out var info)
? new ScalerInformation(ReflectionUtils.GetDisplayNameForEnumValue(type), ReflectionUtils.GetDescriptionForEnumValue(type), info.Item1, info.Item2)
: throw new NotSupportedException(string.Format("Parameterless scaler '{0}' not supported.", type))
;
/// <summary>
/// Gets the parameterless pixel scaler info.
/// </summary>
/// <param name="type">The type.</param>
/// <returns></returns>
public static Tuple <byte, byte, ParameterlessPixelScaler> GetPixelScalerInfo(PixelScalerType type)
=> PIXEL_SCALERS.TryGetValue(type, out var info)
? info
: throw new NotSupportedException(string.Format("Parameterless scaler '{0}' not supported.", type))
;
/// <summary> /// Applies the pixel scaler without any parameters. /// </summary> /// <param name="type">The type of scaler to use.</param> /// <param name="filterRegion">The filter region, if any.</param> /// <returns> /// The rescaled image. /// </returns> public cImage ApplyScaler(PixelScalerType type, Rect?filterRegion = null) => this.ApplyScaler(type, filterRegion?.ToRectangle()) ;
/// <summary>
/// Applies the pixel scaler without any parameters.
/// </summary>
/// <param name="type">The type of scaler to use.</param>
/// <param name="filterRegion">The filter region, if any.</param>
/// <returns>
/// The rescaled image.
/// </returns>
public cImage ApplyScaler(PixelScalerType type, Rectangle? filterRegion = null) {
var info = GetPixelScalerInfo(type);
var scaleX = info.Item1;
var scaleY = info.Item2;
var scaler = info.Item3;
return (this._RunLoop(filterRegion, scaleX, scaleY, w => scaler(w)));
}
/// <summary>
/// Gets the scaler information.
/// </summary>
/// <param name="type">The type of pixel scaler.</param>
/// <returns></returns>
/// <exception cref="System.NotSupportedException"></exception>
public static ScalerInformation GetScalerInformation(PixelScalerType type) {
Tuple<byte, byte, ParameterlessPixelScaler> info;
if (PIXEL_SCALERS.TryGetValue(type, out info))
return (new ScalerInformation(ReflectionUtils.GetDisplayNameForEnumValue(type), ReflectionUtils.GetDescriptionForEnumValue(type), info.Item1, info.Item2));
throw new NotSupportedException(string.Format("Parameterless scaler '{0}' not supported.", type));
}
/// <summary>
/// Gets the parameterless pixel scaler info.
/// </summary>
/// <param name="type">The type.</param>
/// <returns></returns>
internal static Tuple<byte, byte, ParameterlessPixelScaler> GetPixelScalerInfo(PixelScalerType type) {
Tuple<byte, byte, ParameterlessPixelScaler> info;
if (PIXEL_SCALERS.TryGetValue(type, out info))
return (info);
throw new NotSupportedException(string.Format("Parameterless scaler '{0}' not supported.", type));
}
/// <summary>
/// Gets the parameterless pixel scaler info.
/// </summary>
/// <param name="type">The type.</param>
/// <returns></returns>
internal static Tuple <byte, byte, ParameterlessPixelScaler> GetPixelScalerInfo(PixelScalerType type)
{
Tuple <byte, byte, ParameterlessPixelScaler> info;
if (PIXEL_SCALERS.TryGetValue(type, out info))
{
return(info);
}
throw new NotSupportedException(string.Format("Parameterless scaler '{0}' not supported.", type));
}
