84 lines
2.3 KiB
C#
84 lines
2.3 KiB
C#
using System.Drawing;
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using System.Drawing.Imaging;
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using System.IO;
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using System.Windows;
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using System.Windows.Interop;
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using System.Windows.Media;
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using System.Windows.Media.Imaging;
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namespace ShrlAlgoToolkit.RevitAddins.Common.Extensions;
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public static class ImageExtensions
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{
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/// <summary>
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/// 位图转图片
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/// </summary>
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/// <param name="bitmap"></param>
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/// <returns></returns>
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/// <exception cref="ArgumentNullException"></exception>
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public static BitmapImage ToBitmapImage(this Bitmap bitmap)
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{
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if (bitmap is null)
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{
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throw new ArgumentNullException(nameof(bitmap));
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}
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using var ms = new MemoryStream();
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bitmap.Save(ms, ImageFormat.Png);
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ms.Position = 0;
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var result = new BitmapImage();
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result.BeginInit();
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result.StreamSource = ms;
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result.CacheOption = BitmapCacheOption.OnLoad;
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result.EndInit();
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return result;
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}
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/// <summary>
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/// 位图转像素集
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/// </summary>
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/// <param name="bitmap"></param>
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/// <returns></returns>
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public static BitmapSource ToBitmapSource(this Bitmap bitmap)
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{
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return bitmap == null
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? null
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: Imaging.CreateBitmapSourceFromHBitmap(bitmap.GetHbitmap(), IntPtr.Zero, Int32Rect.Empty, BitmapSizeOptions.FromEmptyOptions());
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}
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/// <summary>
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/// Icon转BitmapSource
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/// </summary>
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/// <param name="icon"></param>
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/// <returns></returns>
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public static BitmapSource ToBitmapSource(this Icon icon)
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{
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return Imaging.CreateBitmapSourceFromHIcon(
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icon.Handle,
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new Int32Rect(0, 0, icon.Width, icon.Height),
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BitmapSizeOptions.FromWidthAndHeight(icon.Width, icon.Height)
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);
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}
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public static ImageSource ConvertBitmapToImageSource(this Bitmap bitmap)
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{
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using (MemoryStream memory = new MemoryStream())
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{
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bitmap.Save(memory, System.Drawing.Imaging.ImageFormat.Png);
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memory.Position = 0;
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BitmapImage bitmapImage = new BitmapImage();
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bitmapImage.BeginInit();
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bitmapImage.StreamSource = memory;
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bitmapImage.CacheOption = BitmapCacheOption.OnLoad;
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bitmapImage.EndInit();
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return bitmapImage;
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}
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}
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}
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