Improve the performance

.github/workflows/build.yml

@@ -12,7 +12,7 @@ jobs:
     - name: Setup .NET Core
       uses: actions/setup-dotnet@v3
       with:
-        dotnet-version: 7.0.x
+        dotnet-version: 8.0.x
     - name: Build iTextSharp.LGPLv2.Core lib
       run: dotnet build ./src/iTextSharp.LGPLv2.Core/iTextSharp.LGPLv2.Core.csproj --configuration Release
 

.github/workflows/codeql.yml

@@ -66,7 +66,7 @@ jobs:
     - name: Setup .NET
       uses: actions/setup-dotnet@v3
       with:
-        dotnet-version: 7.0.x
+        dotnet-version: 8.0.x
     - name: Build
       run: dotnet build --configuration Release    
 

global.json

@@ -1,6 +1,6 @@
 {
   "sdk": {
-    "version": "7.0.402",
+    "version": "8.0.200",
     "rollForward": "latestMajor",
     "allowPrerelease": false
   }

src/iTextSharp.LGPLv2.Core.FunctionalTests/Issues/Issue140.cs

@@ -0,0 +1,90 @@
+using System.IO;
+using iTextSharp.text;
+using iTextSharp.text.pdf;
+using iTextSharp.text.pdf.draw;
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+
+namespace iTextSharp.LGPLv2.Core.FunctionalTests.Issues;
+
+internal abstract class PdfShape : VerticalPositionMark
+{
+    public const float DefaultShapeWidth = 4.2f;
+    public const float DefaultCenterOffset = -4.2f;
+    public const float DefaultStokeThickness = 0.8f;
+
+    public static readonly BaseColor DarkBlue = new(0, 0, 139, 255);
+
+    protected float DetalY;
+
+    public PdfShape(float detalY = 0)
+        => DetalY = detalY;
+
+    public sealed override void Draw(PdfContentByte canvas, float llx, float lly, float urx, float ury, float y)
+        => DrawShape(canvas, urx, y);
+
+    public abstract void DrawShape(PdfContentByte canvas, float x0, float y0);
+}
+
+internal class GeoCheckMark : PdfShape
+{
+    private readonly float _detalX;
+    private readonly float _detalY;
+
+    public GeoCheckMark(float detalX, float detalY)
+    {
+        _detalX = detalX;
+        _detalY = detalY;
+    }
+
+    public override void DrawShape(PdfContentByte canvas, float x0, float y0)
+    {
+        canvas.SaveState();
+
+        var _x0 = x0 + _detalX;
+        var _y0 = y0 + DefaultShapeWidth + _detalY;
+        canvas.MoveTo(_x0, _y0);
+        canvas.LineTo(_x0 + DefaultShapeWidth, _y0 - DefaultShapeWidth);
+        canvas.LineTo(_x0 + DefaultShapeWidth * 2, _y0 + DefaultShapeWidth);
+        canvas.LineTo(_x0 + DefaultShapeWidth, _y0 - DefaultShapeWidth / 2);
+        canvas.FillStroke();
+        canvas.Fill();
+
+        canvas.RestoreState();
+    }
+}
+
+/// <summary>
+///     https://github.com/VahidN/iTextSharp.LGPLv2.Core/issues/140
+/// </summary>
+[TestClass]
+public class Issue140
+{
+    [TestMethod]
+    public void Test_Issue140_Verify_MissingMethodException_Works()
+    {
+        var outFile = TestUtils.GetOutputFileName();
+
+        using (var fileStream = new FileStream(outFile, FileMode.Create))
+        {
+            using var pdfDoc = new Document(PageSize.A4, 15, 15, 15, 15);
+            var wt = PdfWriter.GetInstance(pdfDoc, fileStream);
+
+            pdfDoc.AddAuthor(TestUtils.Author);
+            pdfDoc.Open();
+
+            var rootTab = new PdfPTable(1)
+            {
+                WidthPercentage = 100,
+                SplitLate = false,
+                SplitRows = true
+            };
+
+            var cell = new PdfPCell();
+            cell.AddElement(new GeoCheckMark(-22, -8));
+            rootTab.AddCell(cell);
+            pdfDoc.Add(rootTab);
+        }
+
+        TestUtils.VerifyPdfFileIsReadable(outFile);
+    }
+}

src/iTextSharp.LGPLv2.Core/iTextSharp.LGPLv2.Core.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
     <PropertyGroup>
         <Description>iTextSharp.LGPLv2.Core is an unofficial port of the last LGPL version of the iTextSharp (V4.1.6) to .NET Core.</Description>
-        <VersionPrefix>3.4.17</VersionPrefix>
+        <VersionPrefix>3.4.18</VersionPrefix>
         <LangVersion>latest</LangVersion>
         <Authors>Vahid Nasiri</Authors>
         <TargetFrameworks>netstandard2.0;net462;</TargetFrameworks>