更新

2026-01-02 16:37:37 +08:00
parent 4df4ce1e6a
commit 0e9db9a2b9
80 changed files with 1846 additions and 4570 deletions
--- a/RevitLess/MainViewModel.cs
+++ b/RevitLess/MainViewModel.cs
@@ -0,0 +1,110 @@
+using System;
+using System.Collections.Generic;
+using System.Drawing;
+using System.Drawing.Imaging;
+using System.IO;
+using System.Windows;
+using CommunityToolkit.Mvvm.ComponentModel;
+using CommunityToolkit.Mvvm.Input;
+using Microsoft.Win32;
+using System.Runtime.InteropServices;
+using System.Windows.Interop;
+using System.Windows.Media.Imaging;
+
+namespace RevitLess
+{
+    public partial class MainViewModel : ObservableObject
+    {
+        [ObservableProperty]
+        public partial List<RevitFileAssist.FamilyTypeDefinition> SymbolTypes { get; set; }
+        [ObservableProperty]
+        public partial RevitFileAssist.FamilyTypeDefinition SelectedSymbolType { get; set; }
+        [ObservableProperty]
+        public partial System.Windows.Media.ImageSource PreviewImage { get; set; }
+
+        [ObservableProperty]
+        public partial string FileInfo { get; set; }
+
+        [DllImport("gdi32.dll")]
+        static extern bool DeleteObject(IntPtr hObject);
+
+        public static System.Windows.Media.ImageSource ToImageSource(System.Drawing.Image image)
+        {
+            if (image == null)
+            {
+                return null;
+            }
+
+            // 始终创建一个与输入 image 无关的 Bitmap 副本（深拷贝），
+            // 然后从该副本获取 HBITMAP 并创建 WPF BitmapSource。
+            // 这样可以确保底层 GDI+ 资源在返回后仍然有效（WPF 会复制像素数据）。
+            using (System.Drawing.Bitmap clone = new System.Drawing.Bitmap(image))
+            {
+                IntPtr hBitmap = clone.GetHbitmap();
+                try
+                {
+                    System.Windows.Media.Imaging.BitmapSource bitmapSource = Imaging.CreateBitmapSourceFromHBitmap(
+                        hBitmap,
+                        IntPtr.Zero,
+                        Int32Rect.Empty,
+                        BitmapSizeOptions.FromEmptyOptions());
+                    bitmapSource.Freeze();
+                    return bitmapSource;
+                }
+                finally
+                {
+                    // 释放由 GetHbitmap 创建的 GDI 对象
+                    DeleteObject(hBitmap);
+                }
+            }
+        }
+
+        private static System.Windows.Media.ImageSource ConvertImageToImageSource(System.Drawing.Image image)
+        {
+            using (var ms = new MemoryStream())
+            {
+                image.Save(ms, ImageFormat.Png);
+                ms.Seek(0, SeekOrigin.Begin);
+                var bitmap = new System.Windows.Media.Imaging.BitmapImage();
+                bitmap.BeginInit();
+                bitmap.CacheOption = System.Windows.Media.Imaging.BitmapCacheOption.OnLoad;
+                bitmap.StreamSource = ms;
+                bitmap.EndInit();
+                bitmap.Freeze();
+                return bitmap;
+            }
+        }
+        [RelayCommand]
+        private void OpenFile()
+        {
+            OpenFileDialog dialog = new OpenFileDialog();
+            dialog.Filter = "Revit文件|*.rvt;*.rfa";
+            if (dialog.ShowDialog() == true)
+            {
+                Storage storage = new Storage(dialog.FileName);
+                //var image = storage.ThumbnailImage.GetPreviewAsImage();
+                var info = new RevitFileAssist(dialog.FileName);
+                PreviewImage = ToImageSource(info.PreviewImage);
+                SymbolTypes = info.SymbolTypes;
+                //FileInfo = info.FileInfo.ToString();
+                //FileInfo = storage.BasicInfo.ToString();
+                //SaveImage(dialog.FileName);
+            }
+        }
+        private static void SaveImage(string filePath)
+        {
+            var fi = new System.IO.FileInfo(filePath);
+            Storage storage = new Storage(fi.FullName);
+            var b = storage.ThumbnailImage.GetPreviewAsImage();
+            MessageBox.Show(storage.BasicInfo.ToString());
+
+            //Bitmap bm = new Bitmap(b.Width, b.Height, PixelFormat.Format24bppRgb);
+            //Graphics g = Graphics.FromImage(bm);
+            //g.DrawImage(b, new Point(0, 0));
+            //g.Dispose();
+
+            //bm.Save(Path.Combine(fi.Directory.FullName, "_Images", fi.Name.Remove(fi.Name.Length - 4) + ".png"), System.Drawing.Imaging.ImageFormat.Png);
+        }
+    }
+ 
+}