/*
  * Copyright (c) 2025 LG Electronics Inc.
   * SPDX-License-Identifier: LicenseRef-LGE-Proprietary
   */
using System;
using System.Collections.Generic;
using System.Drawing;
using System.Drawing.Imaging;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;

using Brush = System.Windows.Media.Brush;
using Pen = System.Windows.Media.Pen;
using Size = System.Windows.Size;
using Cursor = System.Windows.Forms.Cursor;

namespace VisionCommon {
    public static class WinformCursorHelper {
        public static Cursor CreateRectCursor(Brush brush, Pen pen, Size size) {
            var bitmap = CreateRectBitmap(brush, pen, size);
            IntPtr handle = bitmap.GetHicon();
            return new Cursor(handle);
        }

        public static Bitmap CreateRectBitmap(Brush brush, Pen pen, Size size) {
            System.Drawing.Bitmap bitmap;
            var vis = new DrawingVisual();
            using (var dc = vis.RenderOpen()) {
                dc.DrawRectangle(brush, pen, new Rect(0, 0, size.Width, size.Height));
                dc.Close();
            }
            var rtb = new RenderTargetBitmap((int)size.Width, (int)size.Height, 96, 96, PixelFormats.Pbgra32);
            rtb.Render(vis);

            using (var ms1 = new MemoryStream()) {
                var pngEncoder = new PngBitmapEncoder();
                pngEncoder.Frames.Add(BitmapFrame.Create(rtb));
                pngEncoder.Save(ms1);

                bitmap = new System.Drawing.Bitmap(ms1);
            }

            return bitmap;
        }
    }
}