53 lines
1.7 KiB
C#
53 lines
1.7 KiB
C#
/*
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* Copyright (c) 2025 LG Electronics Inc.
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* SPDX-License-Identifier: LicenseRef-LGE-Proprietary
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*/
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using System;
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using System.Collections.Generic;
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using System.Drawing;
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using System.Drawing.Imaging;
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using System.IO;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using System.Windows;
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using System.Windows.Input;
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using System.Windows.Media;
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using System.Windows.Media.Imaging;
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using Brush = System.Windows.Media.Brush;
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using Pen = System.Windows.Media.Pen;
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using Size = System.Windows.Size;
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using Cursor = System.Windows.Forms.Cursor;
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namespace VisionCommon {
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public static class WinformCursorHelper {
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public static Cursor CreateRectCursor(Brush brush, Pen pen, Size size) {
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var bitmap = CreateRectBitmap(brush, pen, size);
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IntPtr handle = bitmap.GetHicon();
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return new Cursor(handle);
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}
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public static Bitmap CreateRectBitmap(Brush brush, Pen pen, Size size) {
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System.Drawing.Bitmap bitmap;
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var vis = new DrawingVisual();
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using (var dc = vis.RenderOpen()) {
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dc.DrawRectangle(brush, pen, new Rect(0, 0, size.Width, size.Height));
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dc.Close();
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}
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var rtb = new RenderTargetBitmap((int)size.Width, (int)size.Height, 96, 96, PixelFormats.Pbgra32);
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rtb.Render(vis);
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using (var ms1 = new MemoryStream()) {
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var pngEncoder = new PngBitmapEncoder();
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pngEncoder.Frames.Add(BitmapFrame.Create(rtb));
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pngEncoder.Save(ms1);
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bitmap = new System.Drawing.Bitmap(ms1);
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}
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return bitmap;
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}
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}
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}
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