Aggiunta in API export doorImage (SVG+PNG)

2023-05-22 17:55:48 +02:00
parent 635457aef5
commit f7cf1727c9
2 changed files with 76 additions and 0 deletions
@@ -0,0 +1,75 @@
+using Microsoft.AspNetCore.Mvc;
+using NLog;
+using Svg;
+using System.Data.SqlTypes;
+using System.Drawing;
+using WebDoorCreator.Data.Services;
+
+namespace WebDoorCreator.API.Controllers
+{
+    [Route("api/[controller]")]
+    [ApiController]
+    public class DoorImageController : ControllerBase
+    {
+        #region Public Constructors
+
+        public DoorImageController(IConfiguration configuration, QueueDataService DataService)
+        {
+            Log.Info("Starting DoorImageController");
+            _configuration = configuration;
+            QDataServ = DataService;
+            Log.Info("Avviato DoorImageController");
+        }
+
+        #endregion Public Constructors
+
+        #region Public Methods
+
+        [HttpGet("GetImage.png")]
+        public async Task<IActionResult> GetImagePng(int DoorId)
+        {
+            byte[] result= new byte[0];
+            string svgContent = await QDataServ.DoorGetLastSvg(DoorId);
+            if (!string.IsNullOrEmpty(svgContent))
+            {
+                var mySvg = SvgDocument.FromSvg<SvgDocument>(svgContent);
+                //result = System.Text.Encoding.UTF8.GetBytes(svgContent);
+                var myBmp = mySvg.Draw();
+                result = ImageToByte2(myBmp);
+            }
+            return File(result, "image/png");
+        }
+
+        [HttpGet("GetImage.svg")]
+        public async Task<IActionResult> GetImageSvg(int DoorId)
+        {
+            string svgContent = await QDataServ.DoorGetLastSvg(DoorId);
+            var result = System.Text.Encoding.UTF8.GetBytes(svgContent);
+            return File(result, "image/svg+xml");
+        }
+
+        #endregion Public Methods
+
+        #region Private Fields
+
+        private static IConfiguration _configuration = null!;
+        private static Logger Log = LogManager.GetCurrentClassLogger();
+
+        #endregion Private Fields
+
+        #region Private Properties
+
+        private QueueDataService QDataServ { get; set; } = null!;
+
+        private byte[] ImageToByte2(Image img)
+        {
+            using (var stream = new MemoryStream())
+            {
+                img.Save(stream, System.Drawing.Imaging.ImageFormat.Png);
+                return stream.ToArray();
+            }
+        }
+
+        #endregion Private Properties
+    }
+}