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52 lines
2.4 KiB
52 lines
2.4 KiB
// <copyright file="Skew.cs" company="James Jackson-South">
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// Copyright (c) James Jackson-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 ImageProcessorCore
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{
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using Processors;
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/// <summary>
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/// Extension methods for the <see cref="Image"/> type.
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/// </summary>
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public static partial class ImageExtensions
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{
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/// <summary>
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/// Skews an image by the given angles in degrees, expanding the image to fit the skewed result.
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/// </summary>
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/// <param name="source">The image to skew.</param>
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/// <param name="degreesX">The angle in degrees to perform the rotation along the x-axis.</param>
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/// <param name="degreesY">The angle in degrees to perform the rotation along the y-axis.</param>
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/// <param name="progressHandler">A delegate which is called as progress is made processing the image.</param>
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/// <returns>The <see cref="Image"/></returns>
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public static Image Skew(this Image source, float degreesX, float degreesY, ProgressEventHandler progressHandler = null)
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{
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return Skew(source, degreesX, degreesY, true, progressHandler);
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}
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/// <summary>
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/// Skews an image by the given angles in degrees.
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/// </summary>
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/// <param name="source">The image to skew.</param>
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/// <param name="degreesX">The angle in degrees to perform the rotation along the x-axis.</param>
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/// <param name="degreesY">The angle in degrees to perform the rotation along the y-axis.</param>
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/// <param name="expand">Whether to expand the image to fit the skewed result.</param>
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/// <param name="progressHandler">A delegate which is called as progress is made processing the image.</param>
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/// <returns>The <see cref="Image"/></returns>
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public static Image Skew(this Image source, float degreesX, float degreesY, bool expand, ProgressEventHandler progressHandler = null)
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{
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SkewProcessor processor = new SkewProcessor { AngleX = degreesX, AngleY = degreesY, Expand = expand };
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processor.OnProgress += progressHandler;
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try
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{
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return source.Process(source.Width, source.Height, source.Bounds, source.Bounds, processor);
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}
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finally
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{
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processor.OnProgress -= progressHandler;
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}
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}
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}
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}
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