dotnet-campus · ZhengDaoWang · Dec 13, 2023 · Dec 13, 2023
diff --git a/...Xml.Flatten/DocumentFormat.OpenXml.Flatten/Compatibilities/Packaging/CompatiblePackage.cs b/...Xml.Flatten/DocumentFormat.OpenXml.Flatten/Compatibilities/Packaging/CompatiblePackage.cs
@@ -697,8 +697,10 @@ internal void AddContentType(CompatiblePackage.PackUriHelper.ValidatedPartUri pa
                 //partUri provided. Override takes precedence over the default entries
                 if (_overrideDictionary != null)
                 {
-                    if (_overrideDictionary.ContainsKey(partUri))
-                        return _overrideDictionary[partUri];
+                    if (_overrideDictionary.TryGetValue(partUri, out var result))
+                    {
+                        return result;
+                    }
                 }
 
                 //Step 2: Check if there is a default entry corresponding to the
@@ -789,9 +791,11 @@ private void EnsureOverrideDictionary()
             {
                 // The part Uris are stored in the Override Dictionary in their original form , but they are compared
                 // in a normalized manner using the PartUriComparer
-                if (_overrideDictionary == null)
-                    _overrideDictionary =
-                        new Dictionary<CompatiblePackage.PackUriHelper.ValidatedPartUri, CompatiblePackage.ContentType>(OverrideDictionaryInitialSize);
+                _overrideDictionary ??= new Dictionary<CompatiblePackage.PackUriHelper.ValidatedPartUri, CompatiblePackage.ContentType>(
+                    OverrideDictionaryInitialSize,
+                    // 这里需要忽略字符串的大小写
+                    // 修复 https://github.com/dotnet/Open-XML-SDK/issues/1355
+                    new ValidatedPartUriIgnoreCaseEqualityComparer());
             }
 
             private void ParseContentTypesFile(
@@ -1097,5 +1101,19 @@ private void ThrowIfXmlAttributeMissing(string attributeName, string? attributeV
             private const string PartNameAttributeName = "PartName";
             private const string TemporaryPartNameWithoutExtension = "/tempfiles/sample.";
         }
+
+        class ValidatedPartUriIgnoreCaseEqualityComparer : IEqualityComparer<
+            CompatiblePackage.PackUriHelper.ValidatedPartUri>
+        {
+            public bool Equals(PackUriHelper.ValidatedPartUri x, PackUriHelper.ValidatedPartUri y)
+            {
+                return StringComparer.OrdinalIgnoreCase.Equals(x.NormalizedPartUriString, y.NormalizedPartUriString);
+            }
+
+            public int GetHashCode(PackUriHelper.ValidatedPartUri obj)
+            {
+                return StringComparer.OrdinalIgnoreCase.GetHashCode(obj.NormalizedPartUriString);
+            }
+        }
     }
 }
diff --git a/...nXml.Flatten/DocumentFormat.OpenXml.Flatten/Compatibilities/Packaging/EmptyPackagePart.cs b/...nXml.Flatten/DocumentFormat.OpenXml.Flatten/Compatibilities/Packaging/EmptyPackagePart.cs
@@ -53,7 +53,7 @@ protected override string GetContentTypeCore()
             //Step 2: 通过路径进行特殊判断
             // 例如 Slide 几的页面路径
             var uri = partUri.OriginalString;
-            if (Regex.IsMatch(uri, @"/ppt/slides/slide\d+.xml"))
+            if (Regex.IsMatch(uri, @"/ppt/slides/slide\d+\.xml"))
             {
                 // "/ppt/slides/slide0.xml"
                 return new CompatiblePackage.ContentType(
@@ -84,6 +84,20 @@ protected override string GetContentTypeCore()
                 return new CompatiblePackage.ContentType("application/vnd.openxmlformats-officedocument.presentationml.notesMaster+xml");
             }
 
+            if (Regex.IsMatch(uri, @"/ppt/diagrams/drawing\d+\.xml"))
+            {
+                // /ppt/diagrams/drawing0.xml
+                // application/vnd.ms-office.drawingml.diagramDrawing+xml
+                return new CompatiblePackage.ContentType("application/vnd.ms-office.drawingml.diagramDrawing+xml");
+            }
+
+            if (Regex.IsMatch(uri, @"/tags/tag\d+\.xml"))
+            {
+                // /tags/tag0.xml
+                // application/vnd.openxmlformats-officedocument.presentationml.tags+xml
+                return new CompatiblePackage.ContentType("application/vnd.openxmlformats-officedocument.presentationml.tags+xml");
+            }
+
             //Step 3: Check if there is a default entry corresponding to the
             //extension of the partUri provided.
             string extension = partUri.PartUriExtension;

diff --git a/src/DocumentFormat.OpenXml.Flatten/DocumentFormat.OpenXml.Flatten/Contexts/GeometryPath.cs b/src/DocumentFormat.OpenXml.Flatten/DocumentFormat.OpenXml.Flatten/Contexts/GeometryPath.cs
@@ -13,18 +13,19 @@ public readonly struct ShapePath
         /// 创建PPT的Geometry Path
         /// </summary>
         /// <param name="path">OpenXml  Path字符串</param>
-        /// <param name="fillMode">OpenXml的Path Fill Mode  </param>
-        /// <param name="isStroke">是否有轮廓</param>
-        /// <param name="isExtrusionOk">指定使用 3D 拉伸可能在此路径</param>
+        /// <param name="fillMode">OpenXml的Path Fill Mode：默认为Norm  </param>
+        /// <param name="isStroke">是否有轮廓：默认为True</param>
+        /// <param name="isExtrusionOk">指定使用 3D 拉伸可能在此路径：默认为False</param>
         /// <param name="emuWidth">指定的宽度或在路径坐标系统中应在使用的最大的 x 坐标</param>
         /// <param name="emuHeight">指定框架的高度或在路径坐标系统中应在使用的最大的 y 坐标</param>
-        public ShapePath(string path, PathFillModeValues fillMode = PathFillModeValues.Norm, bool isStroke = true, bool isExtrusionOk = false, double? emuWidth = null, double? emuHeight = null)
+        /// <remarks>参考文档：Ecma Office Open XML Part 1 - Fundamentals And Markup Language Reference - 20.1.9.15 path (Shape Path)</remarks>
+        public ShapePath(string path, PathFillModeValues? fillMode = PathFillModeValues.Norm, bool? isStroke = true, bool? isExtrusionOk = false, double? emuWidth = null, double? emuHeight = null)
         {
             Path = path;
-            IsStroke = isStroke;
-            FillMode = fillMode;
+            IsStroke = isStroke ?? true;
+            FillMode = fillMode ?? PathFillModeValues.Norm;
             IsFilled = fillMode is not PathFillModeValues.None;
-            IsExtrusionOk = isExtrusionOk;
+            IsExtrusionOk = isExtrusionOk ?? false;
             Width = emuWidth.HasValue ? new Emu(emuWidth.Value) : null;
             Height = emuHeight.HasValue ? new Emu(emuHeight.Value) : null;
         }

diff --git a/...t.OpenXml.Flatten/ElementConverters/CommonElement/CommonElementTransformDataExtensions.cs b/...t.OpenXml.Flatten/ElementConverters/CommonElement/CommonElementTransformDataExtensions.cs
@@ -119,6 +119,17 @@ internal static ITransformData CreateTransformData(this OpenXmlElement element,
                 return transformData;
             }
 
+            var alternateContentTransform2D = element.GetFirstChild<ContentPart>()?.GetFirstChild<DocumentFormat.OpenXml.Office2010.PowerPoint.Transform2D>();
+            if (alternateContentTransform2D is not null)
+            {
+                FillOffset(alternateContentTransform2D.Offset, transformData);
+                FillExtents(alternateContentTransform2D.Extents, transformData);
+                FillRotation(alternateContentTransform2D.Rotation, transformData);
+                FillFlip(alternateContentTransform2D.HorizontalFlip, alternateContentTransform2D.VerticalFlip, transformData);
+                return transformData;
+            }
+
+
             return transformData;
 
             void FillOffset(Offset? offset, TransformData transformData2)

diff --git a/...Flatten/DocumentFormat.OpenXml.Flatten/ElementConverters/Primitive/Colors_/ColorHelper.cs b/...Flatten/DocumentFormat.OpenXml.Flatten/ElementConverters/Primitive/Colors_/ColorHelper.cs
@@ -1,4 +1,5 @@
-using System.Globalization;
+using System.Diagnostics;
+using System.Globalization;
 
 using DocumentFormat.OpenXml.Drawing;
 using DocumentFormat.OpenXml.Flatten.Framework.Context;
@@ -295,14 +296,37 @@ public static class ColorHelper
         /// <returns></returns>
         public static Color? ToColor(this RgbColorModelHex color)
         {
-            if (color.Val is not null)
+            if (color.Val is null)
             {
-                if (uint.TryParse(color.Val.Value, NumberStyles.HexNumber, null, out var result))
-                {
-                    var solidColor = result.HexToColor();
-                    var modifiedColor = ColorTransform.AppendColorModify(solidColor, color.ChildElements);
-                    return modifiedColor;
-                }
+                return null;
+            }
+
+            var solidColor = ToColor(color.Val.Value);
+            if (solidColor is null)
+            {
+                return null;
+            }
+            var modifiedColor = ColorTransform.AppendColorModify(solidColor, color.ChildElements);
+            return modifiedColor;
+
+        }
+
+        /// <summary>
+        /// 将<see cref="string" />颜色值转换为<see cref="Color" />
+        /// </summary>
+        /// <param name="colorValue">颜色值：例如#E71224</param>
+        /// <returns></returns>
+        public static Color? ToColor(this string? colorValue)
+        {
+            if (string.IsNullOrEmpty(colorValue))
+            {
+                return null;
+            }
+
+            var (success, a, r, g, b) = ConvertToColor(colorValue!);
+            if (success)
+            {
+                return new(a, r, g, b);
             }
 
             return null;
@@ -358,6 +382,121 @@ private static Color HexToColor(this uint rgb)
             return color;
         }
 
+        /// <summary>
+        /// 将传入的颜色字符串转换为颜色输出
+        /// </summary>
+        /// <param name="hexColorText">颜色字符串，格式如 “#FFDFD991” 或 “#DFD991”等，规则和 WPF 的 XAML 颜色相同，其中 “#” 是可选的</param>
+        /// <returns></returns>
+        public static (bool success, byte a, byte r, byte g, byte b) ConvertToColor(string hexColorText)
+        {
+#if NET6_0_OR_GREATER
+            bool startWithPoundSign = hexColorText.StartsWith('#');
+#else
+            bool startWithPoundSign = hexColorText.StartsWith("#");
+#endif
+            var colorStringLength = hexColorText.Length;
+            if (startWithPoundSign) colorStringLength -= 1;
+            int currentOffset = startWithPoundSign ? 1 : 0;
+            // 可以采用的格式如下
+            // #FFDFD991   8 个字符 存在 Alpha 通道
+            // #DFD991     6 个字符
+            // #FD92       4 个字符 存在 Alpha 通道
+            // #DAC        3 个字符
+            if (colorStringLength == 8
+                || colorStringLength == 6
+                || colorStringLength == 4
+                || colorStringLength == 3)
+            {
+                bool success;
+                byte result;
+                byte a;
+
+                int readCount;
+                // #DFD991     6 个字符
+                // #FFDFD991   8 个字符 存在 Alpha 通道
+                //if (colorStringLength == 8 || colorStringLength == 6)
+                if (colorStringLength > 5)
+                {
+                    readCount = 2;
+                }
+                else
+                {
+                    readCount = 1;
+                }
+
+                bool includeAlphaChannel = colorStringLength == 8 || colorStringLength == 4;
+
+                if (includeAlphaChannel)
+                {
+                    (success, result) = HexCharToNumber(hexColorText, currentOffset, readCount);
+                    if (!success) return default;
+                    a = result;
+                    currentOffset += readCount;
+                }
+                else
+                {
+                    a = 0xFF;
+                }
+
+                (success, result) = HexCharToNumber(hexColorText, currentOffset, readCount);
+                if (!success) return default;
+                byte r = result;
+                currentOffset += readCount;
+
+                (success, result) = HexCharToNumber(hexColorText, currentOffset, readCount);
+                if (!success) return default;
+                byte g = result;
+                currentOffset += readCount;
+
+                (success, result) = HexCharToNumber(hexColorText, currentOffset, readCount);
+                if (!success) return default;
+                byte b = result;
+
+                return (true, a, r, g, b);
+            }
+
+            return default;
+        }
+
+        static (bool success, byte result) HexCharToNumber(string input, int offset, int readCount)
+        {
+            Debug.Assert(readCount == 1 || readCount == 2, "要求 readCount 只能是 1 或者 2 的值，这是框架限制，因此不做判断");
+
+            byte result = 0;
+
+            for (int i = 0; i < readCount; i++, offset++)
+            {
+                var c = input[offset];
+                byte n;
+                if (c >= '0' && c <= '9')
+                {
+                    n = (byte) (c - '0');
+                }
+                else if (c >= 'a' && c <= 'f')
+                {
+                    n = (byte) (c - 'a' + 10);
+                }
+                else if (c >= 'A' && c <= 'F')
+                {
+                    n = (byte) (c - 'A' + 10);
+                }
+                else
+                {
+                    return default;
+                }
+
+                result *= 16;
+                result += n;
+            }
+
+            if (readCount == 1)
+            {
+                result = (byte) (result * 16 + result);
+            }
+
+            return (true, result);
+        }
+
         //private static ColorBrush? ToColorBrush([CanBeNull] this Color? color)
         //{
         //    if (color == null) return null;

diff --git a/...enXml.Flatten/ElementConverters/Shape/CustomGeometryConverters/CustomGeometryConverter.cs b/...enXml.Flatten/ElementConverters/Shape/CustomGeometryConverters/CustomGeometryConverter.cs
@@ -38,6 +38,7 @@ public CustomGeometryConverter(CustomGeometry customGeometry, ElementEmuSize emu
         /// <returns></returns>
         public SvgPath? Convert()
         {
+            ConvertAdjustValueList();
             ConvertShapeGuideList();
             ConvertShapeTextRectangle();
             return ConvertPathList();
@@ -67,6 +68,25 @@ private void ConvertShapeTextRectangle()
             ShapeTextRectangle = new EmuShapeTextRectangle(left, top, right, bottom);
         }
 
+        private void ConvertAdjustValueList()
+        {
+            var adjustValueList = _customGeometry.AdjustValueList;
+            if (adjustValueList is not null)
+            {
+                foreach (var shapeGuide in adjustValueList.Elements().OfType<ShapeGuide>())
+                {
+                    var name = shapeGuide.Name?.Value;
+                    var formula = shapeGuide.Formula?.Value;
+
+                    if (!string.IsNullOrEmpty(name) && !string.IsNullOrEmpty(formula))
+                    {
+                        ShapeGeometryFormulaCalculator.Calculate(name!, formula!);
+                    }
+                }
+            }
+        }
+
+
         private void ConvertShapeGuideList()
         {
             var shapeGuideList = _customGeometry.ShapeGuideList;
@@ -83,6 +103,7 @@ private void ConvertShapeGuideList()
                     }
                 }
             }
+
         }
 
         private SvgPath? ConvertPathList()
@@ -134,7 +155,13 @@ void TryClosePath()
                     }
                 }
 
-                svgPathList.Add(new ShapePath(stringPath.ToString()));
+                var pathFillModeValues = path.Fill?.Value;
+                var isStroke = path.Stroke?.Value;
+                var width = path.Width?.Value;
+                var height = path.Height?.Value;
+                var isExtrusionOk = path.ExtrusionOk?.Value;
+
+                svgPathList.Add(new ShapePath(stringPath.ToString(), pathFillModeValues, isStroke, isExtrusionOk, width, height));
                 stringPath.Clear();
             }
 

diff --git a/...l.Flatten/ElementConverters/Shape/ShapeGeometryConverters/ShapeGeometryConverterHelper.cs b/...l.Flatten/ElementConverters/Shape/ShapeGeometryConverters/ShapeGeometryConverterHelper.cs
@@ -3,6 +3,7 @@
 using System.IO;
 using System.Linq;
 using System.Reflection;
+using System.Text;
 using System.Xml.Linq;
 
 using DocumentFormat.OpenXml.Drawing;
@@ -268,11 +269,27 @@ public static class ShapeGeometryConverterHelper
                 return default;
             }
 
-            var path = shapeGeometryBase.ToGeometryPathString(emuSize, adjustList);
             var multiGeometryPaths = shapeGeometryBase.GetMultiShapePaths(emuSize, adjustList);
+
+            var pathString = shapeGeometryBase.ToGeometryPathString(emuSize, adjustList);
+            var path = string.IsNullOrWhiteSpace(pathString) ? GetSvgPath(multiGeometryPaths) : pathString;
             return new SvgPath(geometryShapeTypeValues, path, shapeGeometryBase.ShapeTextRectangle, multiGeometryPaths);
         }
 
+        private static string? GetSvgPath(ShapePath[]? shapePaths)
+        {
+            if (shapePaths is not null)
+            {
+                var sb = new StringBuilder();
+                foreach (var shapePath in shapePaths)
+                {
+                    sb.Append(shapePath.Path);
+                }
+                return sb.ToString();
+            }
+            return default;
+        }
+
         /// <summary>
         ///     根据调整点Name获取调整点的Value
         /// </summary>