Fix/render item refactor

src/EPPlus.DrawingRenderer.Tests/Chart/DataTableTests.cs

@@ -0,0 +1,31 @@
+using OfficeOpenXml;
+using OfficeOpenXml.Drawing.Chart;
+
+namespace EPPlus.Export.ImageRenderer.Tests.Chart
+{
+    [TestClass]
+    public class SvgDataTableTests : TestBase
+    {
+        [TestMethod]
+        public void GenerateSvgForLineChartWithDataTable()
+        {
+            ExcelPackage.License.SetNonCommercialOrganization("EPPlus Project");
+            using (var p = OpenTemplatePackage("SvgDataTable.xlsx"))
+            {
+                var ws = p.Workbook.Worksheets[0];
+
+                //var ix = 2;
+                //var c = ws.Drawings[ix];
+                //var svg = c.ToSvg();
+                //SaveTextFileToWorkbook($"svg\\ChartForSvg_ind{ix++}.svg", svg);
+
+                var ix = 0;
+                foreach (ExcelChart c in ws.Drawings)
+                {
+                    var svg = c.ToSvg();
+                    SaveTextFileToWorkbook($"svg\\DataTable_sheet1_{ix++}.svg", svg);
+                }
+            }
+        }
+    }
+}

src/EPPlus.DrawingRenderer.Tests/Chart/LineChartToSvgTests.cs

@@ -26,17 +26,17 @@ public void GenerateSvgForLineCharts_sheet1()
             {
                 var ws = p.Workbook.Worksheets[0];
 
-                //var ix = 4;
-                //var c = ws.Drawings[ix]; 
-                //var svg = c.ToSvg();
-                //SaveTextFileToWorkbook($"svg\\ChartForSvg_ind{ix++}.svg", svg);
-
-                for (int i = 0; i < ws.Drawings.Count; i++)
-                {
-                    var c = ws.Drawings[i];
-                    var svg = c.ToSvg();
-                    SaveTextFileToWorkbook($"svg\\ChartForSvg{i}.svg", svg);
-                }
+                var ix = 1;
+                var c = ws.Drawings[ix];
+                var svg = c.ToSvg();
+                SaveTextFileToWorkbook($"svg\\ChartForSvg_ind{ix++}.svg", svg);
+
+                //for (int i = 0; i < ws.Drawings.Count; i++)
+                //{
+                //    var c = ws.Drawings[i];
+                //    var svg = c.ToSvg();
+                //    SaveTextFileToWorkbook($"svg\\ChartForSvg{i}.svg", svg);
+                //}
             }
         }
 

src/EPPlus.DrawingRenderer.Tests/Chart/PieChartTests.cs

@@ -11,6 +11,22 @@ namespace EPPlus.Export.ImageRenderer.Tests.Chart
     public class PieChartTests : TestBase
     {
 
+        [TestMethod]
+        public void ReadAndExportSimpleExplosion()
+        {
+            ExcelPackage.License.SetNonCommercialOrganization("EPPlus Project");
+            using (var p = OpenTemplatePackage("PieChartSvgALL.xlsx"))
+            {
+                var ws = p.Workbook.Worksheets[1];
+
+                var explosion = ws.Drawings["PieExplosion30"];
+
+                var explodeSvg = explosion.ToSvg();
+
+                SaveTextFileToWorkbook($"svg\\pie30_new.svg", explodeSvg);
+            }
+        }
+
         [TestMethod]
         public void ReadAndCreateSvgsAll()
         {
@@ -19,9 +35,9 @@ public void ReadAndCreateSvgsAll()
             {
                 var ws = p.Workbook.Worksheets[4];
 
-                var explosion = ws.Drawings["ExplosionAll"];
+                var manySlices = ws.Drawings["ManySlices_Rot"];
 
-                var explodeSvg = explosion.ToSvg();
+                var manySlicesSvg = manySlices.ToSvg();
 
                 for (int i = 0; i < p.Workbook.Worksheets.Count; i++)
                 {
@@ -100,7 +116,7 @@ public void GenerateEPPlusPieCharts()
 
                 for (int i = 0; i < ws.Drawings.Count; i++)
                 {
-                    var c = ws.Drawings[i];
+                    var c = ws.Drawings[1];
                     var svg = c.ToSvg();
                     SaveTextFileToWorkbook($"svg\\Pie{i}.svg", svg);
                 }