예제 #1
0
        private void Button_Click_2(object sender, RoutedEventArgs e)
        {
            BitmapFrame croppedBitmapFrame = CroppingAdorner.GetCroppedBitmapFrame();
            //create PNG image
            BitmapEncoder encoder = new PngBitmapEncoder();

            encoder.Frames.Add(BitmapFrame.Create(croppedBitmapFrame));
            //save image to file

            SaveFileDialog dlg = new SaveFileDialog();

            dlg.FileName   = "TestCropping";           // Default file name
            dlg.DefaultExt = ".png";                   // Default file extension
            dlg.Filter     = "Image png (.png)|*.png"; // Filter files by extension

            // Show save file dialog box
            Nullable <bool> result = dlg.ShowDialog();

            // Process save file dialog box results
            if (result == true)
            {
                // Save document
                string filename = dlg.FileName;
                using (FileStream imageFile =
                           new FileStream(filename, FileMode.Create, FileAccess.Write))
                {
                    encoder.Save(imageFile);
                    imageFile.Flush();
                    imageFile.Close();
                }
            }
        }
예제 #2
0
        /// <summary>
        /// Initialize Cropping Adorner and find puzzle pieces image
        /// </summary>
        private void PieceBackgroundColorPickerWindow_Loaded(object sender, RoutedEventArgs e)
        {
            AdornerLayer adornerLayer = AdornerLayer.GetAdornerLayer(CroppingCanvasPanel);

            CroppingAdorner = new CroppingAdorner(CroppingCanvasPanel);
            adornerLayer.Add(CroppingAdorner);
            CroppingAdorner.OnRectangleSizeChangedEvent     += (s, args) => { CroppedImage = CroppingAdorner.GetCroppedBitmapFrame(); };
            CroppingAdorner.OnRectangleLocationChangedEvent += (s, args) => { CroppedImage = CroppingAdorner.GetCroppedBitmapFrame(); };
            CroppingAdorner.SizeChanged += (s, args) => { CroppedImage = CroppingAdorner.GetCroppedBitmapFrame(); };

            if (Directory.Exists(_puzzlePiecesFolderPath))
            {
                List <string> imageExtensions = new List <string>()
                {
                    ".jpg", ".png", ".bmp", ".tiff"
                };
                DirectoryInfo   dirInfo   = new DirectoryInfo(_puzzlePiecesFolderPath);
                List <FileInfo> fileInfos = dirInfo.GetFiles("*.*").ToList();
                fileInfos = fileInfos.Where(f => imageExtensions.Contains(f.Extension)).ToList();
                PuzzlePieceImageFileName = fileInfos?.First().FullName;
            }
        }