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54 lines
2.5 KiB
54 lines
2.5 KiB
// <copyright file="IImageProcessor.cs" company="James South">
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// Copyright (c) James South and contributors.
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// Licensed under the Apache License, Version 2.0.
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// </copyright>
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namespace ImageProcessor
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{
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/// <summary>
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/// Encapsulates methods to alter the pixels of an image.
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/// </summary>
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public interface IImageProcessor
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{
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/// <summary>
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/// Applies the process to the specified portion of the specified <see cref="ImageBase"/>.
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/// </summary>
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/// <param name="target">Target image to apply the process to.</param>
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/// <param name="source">The source image. Cannot be null.</param>
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/// <param name="sourceRectangle">
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/// The <see cref="Rectangle"/> structure that specifies the portion of the image object to draw.
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/// </param>
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/// <remarks>
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/// The method keeps the source image unchanged and returns the
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/// the result of image processing filter as new image.
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/// </remarks>
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/// <exception cref="System.ArgumentNullException">
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/// <paramref name="target"/> is null or <paramref name="source"/> is null.
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/// </exception>
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/// <exception cref="System.ArgumentException">
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/// <paramref name="sourceRectangle"/> doesnt fit the dimension of the image.
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/// </exception>
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void Apply(ImageBase target, ImageBase source, Rectangle sourceRectangle);
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/// <summary>
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/// Applies the process to the specified portion of the specified <see cref="ImageBase"/> at the specified
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/// location and with the specified size.
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/// </summary>
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/// <param name="target">Target image to apply the process to.</param>
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/// <param name="source">The source image. Cannot be null.</param>
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/// <param name="width">The target width.</param>
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/// <param name="height">The target height.</param>
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/// <param name="targetRectangle">
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/// The <see cref="Rectangle"/> structure that specifies the location and size of the drawn image.
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/// The image is scaled to fit the rectangle.
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/// </param>
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/// <param name="sourceRectangle">
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/// The <see cref="Rectangle"/> structure that specifies the portion of the image object to draw.
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/// </param>
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/// <remarks>
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/// The method keeps the source image unchanged and returns the
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/// the result of image process as new image.
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/// </remarks>
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void Apply(ImageBase target, ImageBase source, int width, int height, Rectangle targetRectangle, Rectangle sourceRectangle);
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}
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}
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