mirror of https://github.com/SixLabors/ImageSharp
James Jackson-South
10 years ago
175 changed files with 2034 additions and 2605 deletions
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// <copyright file="FillRectangle.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 ImageSharp |
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{ |
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using System; |
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using Drawing; |
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using Drawing.Brushes; |
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using Drawing.Processors; |
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using Drawing.Shapes; |
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/// <summary>
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/// Extension methods for the <see cref="Image{TColor}"/> 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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/// Flood fills the image in the shape of the provided polygon with the specified brush..
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/// </summary>
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/// <typeparam name="TColor">The type of the color.</typeparam>
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/// <param name="source">The source.</param>
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/// <param name="brush">The brush.</param>
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/// <param name="shape">The shape.</param>
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/// <param name="options">The options.</param>
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/// <returns>
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/// The Image
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/// </returns>
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public static Image<TColor> Fill<TColor>(this Image<TColor> source, IBrush<TColor> brush, RectangleF shape, GraphicsOptions options) |
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where TColor : struct, IPackedPixel, IEquatable<TColor> |
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{ |
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return source.Process(new FillShapeProcessor<TColor>(brush, new RectangularPolygon(shape), options)); |
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} |
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/// <summary>
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/// Flood fills the image in the shape of the provided polygon with the specified brush..
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/// </summary>
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/// <typeparam name="TColor">The type of the color.</typeparam>
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/// <param name="source">The source.</param>
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/// <param name="brush">The brush.</param>
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/// <param name="shape">The shape.</param>
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/// <returns>The Image</returns>
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public static Image<TColor> Fill<TColor>(this Image<TColor> source, IBrush<TColor> brush, RectangleF shape) |
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where TColor : struct, IPackedPixel, IEquatable<TColor> |
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{ |
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return source.Process(new FillShapeProcessor<TColor>(brush, new RectangularPolygon(shape), GraphicsOptions.Default)); |
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} |
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/// <summary>
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/// Flood fills the image in the shape of the provided polygon with the specified brush..
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/// </summary>
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/// <typeparam name="TColor">The type of the color.</typeparam>
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/// <param name="source">The source.</param>
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/// <param name="color">The color.</param>
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/// <param name="shape">The shape.</param>
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/// <param name="options">The options.</param>
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/// <returns>
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/// The Image
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/// </returns>
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public static Image<TColor> Fill<TColor>(this Image<TColor> source, TColor color, RectangleF shape, GraphicsOptions options) |
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where TColor : struct, IPackedPixel, IEquatable<TColor> |
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{ |
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return source.Fill(new SolidBrush<TColor>(color), shape, options); |
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} |
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/// <summary>
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/// Flood fills the image in the shape of the provided polygon with the specified brush..
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/// </summary>
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/// <typeparam name="TColor">The type of the color.</typeparam>
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/// <param name="source">The source.</param>
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/// <param name="color">The color.</param>
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/// <param name="shape">The shape.</param>
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/// <returns>The Image</returns>
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public static Image<TColor> Fill<TColor>(this Image<TColor> source, TColor color, RectangleF shape) |
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where TColor : struct, IPackedPixel, IEquatable<TColor> |
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{ |
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return source.Fill(new SolidBrush<TColor>(color), shape); |
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} |
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} |
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} |
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@ -1,92 +0,0 @@ |
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// <copyright file="Fill_Rectangle.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 ImageSharp |
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{ |
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using System; |
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using System.Numerics; |
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using Drawing; |
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using Drawing.Brushes; |
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using Drawing.Paths; |
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using Drawing.Processors; |
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using Drawing.Shapes; |
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using Processors; |
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/// <summary>
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/// Extension methods for the <see cref="Image{TColor, TPacked}"/> 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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/// Flood fills the image in the shape o fhte provided polygon with the specified brush..
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/// </summary>
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/// <typeparam name="TColor">The type of the color.</typeparam>
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/// <typeparam name="TPacked">The type of the packed.</typeparam>
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/// <param name="source">The source.</param>
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/// <param name="brush">The brush.</param>
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/// <param name="shape">The shape.</param>
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/// <param name="options">The options.</param>
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/// <returns>
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/// The Image
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/// </returns>
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public static Image<TColor, TPacked> Fill<TColor, TPacked>(this Image<TColor, TPacked> source, IBrush<TColor, TPacked> brush, RectangleF shape, GraphicsOptions options) |
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where TColor : struct, IPackedPixel<TPacked> |
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where TPacked : struct, IEquatable<TPacked> |
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{ |
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return source.Process(new FillShapeProcessor<TColor, TPacked>(brush, new RectangularPolygon(shape), options)); |
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} |
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/// <summary>
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/// Flood fills the image in the shape o fhte provided polygon with the specified brush..
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/// </summary>
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/// <typeparam name="TColor">The type of the color.</typeparam>
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/// <typeparam name="TPacked">The type of the packed.</typeparam>
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/// <param name="source">The source.</param>
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/// <param name="brush">The brush.</param>
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/// <param name="shape">The shape.</param>
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/// <returns>The Image</returns>
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public static Image<TColor, TPacked> Fill<TColor, TPacked>(this Image<TColor, TPacked> source, IBrush<TColor, TPacked> brush, RectangleF shape) |
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where TColor : struct, IPackedPixel<TPacked> |
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where TPacked : struct, IEquatable<TPacked> |
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{ |
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return source.Process(new FillShapeProcessor<TColor, TPacked>(brush, new RectangularPolygon(shape), GraphicsOptions.Default)); |
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} |
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/// <summary>
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/// Flood fills the image in the shape o fhte provided polygon with the specified brush..
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/// </summary>
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/// <typeparam name="TColor">The type of the color.</typeparam>
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/// <typeparam name="TPacked">The type of the packed.</typeparam>
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/// <param name="source">The source.</param>
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/// <param name="color">The color.</param>
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/// <param name="shape">The shape.</param>
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/// <param name="options">The options.</param>
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/// <returns>
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/// The Image
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/// </returns>
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public static Image<TColor, TPacked> Fill<TColor, TPacked>(this Image<TColor, TPacked> source, TColor color, RectangleF shape, GraphicsOptions options) |
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where TColor : struct, IPackedPixel<TPacked> |
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where TPacked : struct, IEquatable<TPacked> |
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{ |
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return source.Fill(new SolidBrush<TColor, TPacked>(color), shape, options); |
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} |
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/// <summary>
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/// Flood fills the image in the shape o fhte provided polygon with the specified brush..
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/// </summary>
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/// <typeparam name="TColor">The type of the color.</typeparam>
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/// <typeparam name="TPacked">The type of the packed.</typeparam>
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/// <param name="source">The source.</param>
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/// <param name="color">The color.</param>
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/// <param name="shape">The shape.</param>
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/// <returns>The Image</returns>
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public static Image<TColor, TPacked> Fill<TColor, TPacked>(this Image<TColor, TPacked> source, TColor color, RectangleF shape) |
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where TColor : struct, IPackedPixel<TPacked> |
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where TPacked : struct, IEquatable<TPacked> |
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{ |
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return source.Fill(new SolidBrush<TColor, TPacked>(color), shape); |
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} |
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} |
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} |
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@ -0,0 +1,112 @@ |
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// <copyright file="Pens{TColor}.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 ImageSharp.Drawing.Pens |
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{ |
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using System; |
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/// <summary>
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/// Common Pen styles
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/// </summary>
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/// <typeparam name="TColor">The type of the color.</typeparam>
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public class Pens<TColor> |
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where TColor : struct, IPackedPixel, IEquatable<TColor> |
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{ |
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private static readonly float[] DashDotPattern = new[] { 3f, 1f, 1f, 1f }; |
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private static readonly float[] DashDotDotPattern = new[] { 3f, 1f, 1f, 1f, 1f, 1f }; |
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private static readonly float[] DottedPattern = new[] { 1f, 1f }; |
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private static readonly float[] DashedPattern = new[] { 3f, 1f }; |
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/// <summary>
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/// Create a solid pen with out any drawing patterns
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/// </summary>
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/// <param name="color">The color.</param>
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/// <param name="width">The width.</param>
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/// <returns>The Pen</returns>
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public static Pen<TColor> Solid(TColor color, float width) |
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=> new Pen<TColor>(color, width); |
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/// <summary>
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/// Create a solid pen with out any drawing patterns
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/// </summary>
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/// <param name="brush">The brush.</param>
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/// <param name="width">The width.</param>
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/// <returns>The Pen</returns>
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public static Pen<TColor> Solid(IBrush<TColor> brush, float width) |
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=> new Pen<TColor>(brush, width); |
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/// <summary>
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/// Create a pen with a 'Dash' drawing patterns
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/// </summary>
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/// <param name="color">The color.</param>
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/// <param name="width">The width.</param>
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/// <returns>The Pen</returns>
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public static Pen<TColor> Dash(TColor color, float width) |
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=> new Pen<TColor>(color, width, DashedPattern); |
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/// <summary>
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/// Create a pen with a 'Dash' drawing patterns
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/// </summary>
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/// <param name="brush">The brush.</param>
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/// <param name="width">The width.</param>
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/// <returns>The Pen</returns>
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public static Pen<TColor> Dash(IBrush<TColor> brush, float width) |
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=> new Pen<TColor>(brush, width, DashedPattern); |
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/// <summary>
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/// Create a pen with a 'Dot' drawing patterns
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/// </summary>
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/// <param name="color">The color.</param>
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/// <param name="width">The width.</param>
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/// <returns>The Pen</returns>
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public static Pen<TColor> Dot(TColor color, float width) |
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=> new Pen<TColor>(color, width, DottedPattern); |
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/// <summary>
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/// Create a pen with a 'Dot' drawing patterns
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/// </summary>
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/// <param name="brush">The brush.</param>
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/// <param name="width">The width.</param>
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/// <returns>The Pen</returns>
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public static Pen<TColor> Dot(IBrush<TColor> brush, float width) |
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=> new Pen<TColor>(brush, width, DottedPattern); |
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/// <summary>
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/// Create a pen with a 'Dash Dot' drawing patterns
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/// </summary>
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/// <param name="color">The color.</param>
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/// <param name="width">The width.</param>
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/// <returns>The Pen</returns>
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public static Pen<TColor> DashDot(TColor color, float width) |
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=> new Pen<TColor>(color, width, DashDotPattern); |
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/// <summary>
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/// Create a pen with a 'Dash Dot' drawing patterns
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/// </summary>
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/// <param name="brush">The brush.</param>
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/// <param name="width">The width.</param>
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/// <returns>The Pen</returns>
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public static Pen<TColor> DashDot(IBrush<TColor> brush, float width) |
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=> new Pen<TColor>(brush, width, DashDotPattern); |
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/// <summary>
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/// Create a pen with a 'Dash Dot Dot' drawing patterns
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/// </summary>
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/// <param name="color">The color.</param>
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/// <param name="width">The width.</param>
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/// <returns>The Pen</returns>
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public static Pen<TColor> DashDotDot(TColor color, float width) |
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=> new Pen<TColor>(color, width, DashDotDotPattern); |
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/// <summary>
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/// Create a pen with a 'Dash Dot Dot' drawing patterns
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/// </summary>
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/// <param name="brush">The brush.</param>
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/// <param name="width">The width.</param>
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/// <returns>The Pen</returns>
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public static Pen<TColor> DashDotDot(IBrush<TColor> brush, float width) |
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=> new Pen<TColor>(brush, width, DashDotDotPattern); |
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} |
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} |
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@ -0,0 +1,267 @@ |
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// <copyright file="Pen{TColor}.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 ImageSharp.Drawing.Pens |
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{ |
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using System; |
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using System.Numerics; |
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using ImageSharp.Drawing.Brushes; |
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using ImageSharp.Drawing.Paths; |
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using ImageSharp.Drawing.Pens.Processors; |
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using ImageSharp.Drawing.Processors; |
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/// <summary>
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/// Provides a pen that can apply a pattern to a line with a set brush and thickness
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/// </summary>
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/// <typeparam name="TColor">The type of the color.</typeparam>
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/// <remarks>
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/// The pattern will be in to the form of new float[]{ 1f, 2f, 0.5f} this will be
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/// converted into a pattern that is 3.5 times longer that the width with 3 sections
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/// section 1 will be width long (making a square) and will be filled by the brush
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/// section 2 will be width * 2 long and will be empty
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/// section 3 will be width/2 long and will be filled
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/// the the pattern will imidiatly repeat without gap.
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/// </remarks>
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public class Pen<TColor> : IPen<TColor> |
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where TColor : struct, IPackedPixel, IEquatable<TColor> |
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{ |
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private static readonly float[] EmptyPattern = new float[0]; |
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private readonly float[] pattern; |
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/// <summary>
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/// Initializes a new instance of the <see cref="ImageSharp.Drawing.Pens.Pen{TColor}"/> class.
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/// </summary>
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/// <param name="color">The color.</param>
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/// <param name="width">The width.</param>
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/// <param name="pattern">The pattern.</param>
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public Pen(TColor color, float width, float[] pattern) |
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: this(new SolidBrush<TColor>(color), width, pattern) |
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{ |
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} |
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/// <summary>
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/// Initializes a new instance of the <see cref="ImageSharp.Drawing.Pens.Pen{TColor}"/> class.
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/// </summary>
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/// <param name="brush">The brush.</param>
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/// <param name="width">The width.</param>
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/// <param name="pattern">The pattern.</param>
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public Pen(IBrush<TColor> brush, float width, float[] pattern) |
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{ |
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this.Brush = brush; |
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this.Width = width; |
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this.pattern = pattern; |
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} |
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/// <summary>
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/// Initializes a new instance of the <see cref="ImageSharp.Drawing.Pens.Pen{TColor}"/> class.
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/// </summary>
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/// <param name="color">The color.</param>
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/// <param name="width">The width.</param>
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public Pen(TColor color, float width) |
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: this(new SolidBrush<TColor>(color), width) |
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{ |
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} |
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/// <summary>
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/// Initializes a new instance of the <see cref="ImageSharp.Drawing.Pens.Pen{TColor}"/> class.
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/// </summary>
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/// <param name="brush">The brush.</param>
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/// <param name="width">The width.</param>
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public Pen(IBrush<TColor> brush, float width) |
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: this(brush, width, EmptyPattern) |
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{ |
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} |
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/// <summary>
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/// Initializes a new instance of the <see cref="ImageSharp.Drawing.Pens.Pen{TColor}"/> class.
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/// </summary>
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/// <param name="pen">The pen.</param>
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internal Pen(Pen<TColor> pen) |
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: this(pen.Brush, pen.Width, pen.pattern) |
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{ |
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} |
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/// <summary>
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/// Gets the brush.
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/// </summary>
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/// <value>
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/// The brush.
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/// </value>
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public IBrush<TColor> Brush { get; } |
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/// <summary>
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/// Gets the width.
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/// </summary>
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/// <value>
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/// The width.
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/// </value>
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public float Width { get; } |
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/// <summary>
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/// Creates the applicator for applying this pen to an Image
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/// </summary>
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/// <param name="region">The region the pen will be applied to.</param>
|
||||
|
/// <returns>
|
||||
|
/// Returns a the applicator for the pen.
|
||||
|
/// </returns>
|
||||
|
/// <remarks>
|
||||
|
/// The <paramref name="region" /> when being applied to things like shapes would ussually be the
|
||||
|
/// bounding box of the shape not necorserrally the shape of the whole image
|
||||
|
/// </remarks>
|
||||
|
public IPenApplicator<TColor> CreateApplicator(RectangleF region) |
||||
|
{ |
||||
|
if (this.pattern == null || this.pattern.Length < 2) |
||||
|
{ |
||||
|
// if there is only one item in the pattern then 100% of it will
|
||||
|
// be solid so use the quicker applicator
|
||||
|
return new SolidPenApplicator(this.Brush, region, this.Width); |
||||
|
} |
||||
|
|
||||
|
return new PatternPenApplicator(this.Brush, region, this.Width, this.pattern); |
||||
|
} |
||||
|
|
||||
|
private class SolidPenApplicator : IPenApplicator<TColor> |
||||
|
{ |
||||
|
private readonly IBrushApplicator<TColor> brush; |
||||
|
private readonly float halfWidth; |
||||
|
|
||||
|
public SolidPenApplicator(IBrush<TColor> brush, RectangleF region, float width) |
||||
|
{ |
||||
|
this.brush = brush.CreateApplicator(region); |
||||
|
this.halfWidth = width / 2; |
||||
|
this.RequiredRegion = RectangleF.Outset(region, width); |
||||
|
} |
||||
|
|
||||
|
public RectangleF RequiredRegion |
||||
|
{ |
||||
|
get; |
||||
|
} |
||||
|
|
||||
|
public void Dispose() |
||||
|
{ |
||||
|
this.brush.Dispose(); |
||||
|
} |
||||
|
|
||||
|
public ColoredPointInfo<TColor> GetColor(PointInfo info) |
||||
|
{ |
||||
|
var result = default(ColoredPointInfo<TColor>); |
||||
|
result.Color = this.brush.GetColor(info.SearchPoint); |
||||
|
|
||||
|
if (info.DistanceFromPath < this.halfWidth) |
||||
|
{ |
||||
|
// inside strip
|
||||
|
result.DistanceFromElement = 0; |
||||
|
} |
||||
|
else |
||||
|
{ |
||||
|
result.DistanceFromElement = info.DistanceFromPath - this.halfWidth; |
||||
|
} |
||||
|
|
||||
|
return result; |
||||
|
} |
||||
|
} |
||||
|
|
||||
|
private class PatternPenApplicator : IPenApplicator<TColor> |
||||
|
{ |
||||
|
private readonly IBrushApplicator<TColor> brush; |
||||
|
private readonly float halfWidth; |
||||
|
private readonly float[] pattern; |
||||
|
private readonly float totalLength; |
||||
|
|
||||
|
public PatternPenApplicator(IBrush<TColor> brush, RectangleF region, float width, float[] pattern) |
||||
|
{ |
||||
|
this.brush = brush.CreateApplicator(region); |
||||
|
this.halfWidth = width / 2; |
||||
|
this.totalLength = 0; |
||||
|
|
||||
|
this.pattern = new float[pattern.Length + 1]; |
||||
|
this.pattern[0] = 0; |
||||
|
for (var i = 0; i < pattern.Length; i++) |
||||
|
{ |
||||
|
this.totalLength += pattern[i] * width; |
||||
|
this.pattern[i + 1] = this.totalLength; |
||||
|
} |
||||
|
|
||||
|
this.RequiredRegion = RectangleF.Outset(region, width); |
||||
|
} |
||||
|
|
||||
|
public RectangleF RequiredRegion |
||||
|
{ |
||||
|
get; |
||||
|
} |
||||
|
|
||||
|
public void Dispose() |
||||
|
{ |
||||
|
this.brush.Dispose(); |
||||
|
} |
||||
|
|
||||
|
public ColoredPointInfo<TColor> GetColor(PointInfo info) |
||||
|
{ |
||||
|
var infoResult = default(ColoredPointInfo<TColor>); |
||||
|
infoResult.DistanceFromElement = float.MaxValue; // is really outside the element
|
||||
|
|
||||
|
var length = info.DistanceAlongPath % this.totalLength; |
||||
|
|
||||
|
// we can treat the DistanceAlongPath and DistanceFromPath as x,y coords for the pattern
|
||||
|
// we need to calcualte the distance from the outside edge of the pattern
|
||||
|
// and set them on the ColoredPointInfo<TColor> along with the color.
|
||||
|
infoResult.Color = this.brush.GetColor(info.SearchPoint); |
||||
|
|
||||
|
float distanceWAway = 0; |
||||
|
|
||||
|
if (info.DistanceFromPath < this.halfWidth) |
||||
|
{ |
||||
|
// inside strip
|
||||
|
distanceWAway = 0; |
||||
|
} |
||||
|
else |
||||
|
{ |
||||
|
distanceWAway = info.DistanceFromPath - this.halfWidth; |
||||
|
} |
||||
|
|
||||
|
for (var i = 0; i < this.pattern.Length - 1; i++) |
||||
|
{ |
||||
|
var start = this.pattern[i]; |
||||
|
var end = this.pattern[i + 1]; |
||||
|
|
||||
|
if (length >= start && length < end) |
||||
|
{ |
||||
|
// in section
|
||||
|
if (i % 2 == 0) |
||||
|
{ |
||||
|
// solid part return the maxDistance
|
||||
|
infoResult.DistanceFromElement = distanceWAway; |
||||
|
return infoResult; |
||||
|
} |
||||
|
else |
||||
|
{ |
||||
|
// this is a none solid part
|
||||
|
var distanceFromStart = length - start; |
||||
|
var distanceFromEnd = end - length; |
||||
|
|
||||
|
var closestEdge = Math.Min(distanceFromStart, distanceFromEnd); |
||||
|
|
||||
|
var distanceAcross = closestEdge; |
||||
|
|
||||
|
if (distanceWAway > 0) |
||||
|
{ |
||||
|
infoResult.DistanceFromElement = new Vector2(distanceAcross, distanceWAway).Length(); |
||||
|
} |
||||
|
else |
||||
|
{ |
||||
|
infoResult.DistanceFromElement = closestEdge; |
||||
|
} |
||||
|
|
||||
|
return infoResult; |
||||
|
} |
||||
|
} |
||||
|
} |
||||
|
|
||||
|
return infoResult; |
||||
|
} |
||||
|
} |
||||
|
} |
||||
|
} |
||||
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Reference in new issue