Add support for svg xml in the data scheme for images

samples/v1.5/Tests/Image.Svg.json

@@ -60,6 +60,11 @@
 			"backgroundColor": "#eeeeee",
 			"style": "person",
 			"url": "data:image/svg+xml;base64,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"
+		},
+		{
+			"type": "Image",
+			"url": "data:image/svg+xml;utf8,<svg width=\"120\" height=\"120\" version=\"1.1\" xmlns=\"http://www.w3.org/2000/svg\" style=\"fill: none; stroke: black\"> <path d=\"M 10,10 l 100,0 l 0,100 l -100,0 l 0,-100 l 100,100 M 110,10 l -100,100\" /> </svg>",
+			"size": "medium"
 		}
 	]
 }

source/uwp/SharedRenderer/lib/AdaptiveImageRenderer.cpp

@@ -9,6 +9,7 @@
 #include "AdaptiveBase64Util.h"
 #include "AdaptiveCardGetResourceStreamArgs.h"
 #include <robuffer.h>
+#include "Util.h"
 #include "WholeItemsPanel.h"
 
 namespace winrt::AdaptiveCards::Rendering::Xaml_Rendering::implementation
@@ -356,14 +357,22 @@ namespace AdaptiveCards::Rendering::Xaml_Rendering
 
         if (schemeName == L"data")
         {
-            // Decode base 64 string
-            winrt::hstring dataPath = imageUrl.Path();
-            std::string data = AdaptiveBase64Util::ExtractDataFromUri(HStringToUTF8(dataPath));
-            std::vector<char> decodedData = AdaptiveBase64Util::Decode(data);
-
             winrt::DataWriter dataWriter{winrt::InMemoryRandomAccessStream{}};
-
-            dataWriter.WriteBytes(std::vector<byte>{decodedData.begin(), decodedData.end()});
+            auto imagePath = HStringToUTF8(imageUrl.Path());
+            auto foundBase64 = imagePath.find("base64");
+            if (foundBase64 != std::string::npos)
+            {
+                // Decode base 64 string
+                std::string data = AdaptiveBase64Util::ExtractDataFromUri(imagePath);
+                std::vector<char> decodedData = AdaptiveBase64Util::Decode(data);
+                dataWriter.WriteBytes(std::vector<byte>{decodedData.begin(), decodedData.end()});
+            }
+            else if (imgProperties.isImageSvg)
+            {
+                // Extract <svg> ... </svg> string
+                std::string data = ExtractSvgDataFromUri(imageUrl);
+                dataWriter.WriteBytes(std::vector<byte>{data.begin(), data.end()});
+            }
 
             auto image = CreateImageSource(imgProperties.isImageSvg);
 
@@ -428,6 +437,11 @@ namespace AdaptiveCards::Rendering::Xaml_Rendering
                                     strongThis->SetSvgUriSource(strongImageSource, imageUrl);
                                 }
                             }
+                            else if (status == winrt::AsyncStatus::Error)
+                            {
+                                // Handle error
+                                winrt::hresult error = operation.ErrorCode();
+                            }
                         }
                     });
             }

source/uwp/SharedRenderer/lib/Util.cpp

@@ -643,3 +643,17 @@ namespace AdaptiveCards::Rendering::Xaml_Rendering
         registration->Set(L"Action.Execute", winrt::make<winrt::implementation::AdaptiveExecuteActionRenderer>());
     }
 }
+
+std::string ExtractSvgDataFromUri(winrt::Windows::Foundation::Uri const& imageUrl)
+{
+    winrt::Windows::Foundation::Uri uriObj(imageUrl);
+    winrt::hstring unescapedUri = uriObj.UnescapeComponent(uriObj.AbsoluteUri());
+    std::string dataUri = HStringToUTF8(unescapedUri);
+    size_t svgPosition = dataUri.find("<svg");
+    std::string data;
+    if (svgPosition != std::string::npos)
+    {
+        data = dataUri.substr(svgPosition);
+    }
+    return data;
+}

source/uwp/SharedRenderer/lib/Util.h

@@ -223,3 +223,5 @@ namespace AdaptiveCards::Rendering::Xaml_Rendering
 
     void RegisterDefaultActionRenderers(winrt::implementation::AdaptiveActionRendererRegistration* registration);
 }
+
+std::string ExtractSvgDataFromUri(winrt::Windows::Foundation::Uri const& imageUrl);