[Tablegen] Force preloading

Libraries/Kanimaji/Include/Kanimaji/Kanimaji.hpp

@@ -13,9 +13,11 @@ namespace Kanimaji
     std::string Animate(const std::string& source,
                         const AnimationSettings& settings = AnimationSettings::Default());
 
-    void RemoveStrokeNumbers(const std::string& source, const std::string& destination);
+    void RemoveStrokeNumbers(const std::string& source, const std::string& destination,
+                             const RemovalSetttings& settings = RemovalSetttings::Default());
 
-    std::string RemoveStrokeNumbers(const std::string& source);
+    std::string RemoveStrokeNumbers(const std::string& source,
+                                    const RemovalSetttings& settings = RemovalSetttings::Default());
 }
 
 #endif // KANIMAJI_KANIMAJI_HPP

Libraries/Kanimaji/Include/Kanimaji/Settings.hpp

@@ -49,6 +49,13 @@ namespace Kanimaji
 
         static AnimationSettings Default();
     };
+
+    struct RemovalSetttings
+    {
+        StrokeStyle Style;
+
+        static RemovalSetttings Default();
+    };
 }
 
 #endif // KANIMAJI_CONFIG_HPP

Libraries/Kanimaji/Source/Kanimaji.cpp

@@ -12,42 +12,55 @@ namespace Kanimaji
 {
     namespace
     {
-        using namespace std::string_view_literals;
-        constexpr auto StrokeProgressionFormat =
+        constexpr std::string_view StaticStrokeStyleFormat(
+            "fill:none;stroke:{};stroke-width:{};stroke-linecap:round;stroke-linejoin:round;"
+        );
+
+        constexpr std::string_view StrokeProgressionFormat(
             "        "
             "@keyframes stroke-{} {{ "
             "0.000% {{ stroke-dashoffset: {:.3f}; }} "
             "{:.3f}% {{ stroke-dashoffset: {:.3f}; }} "
             "{:.3f}% {{ stroke-dashoffset: 0; }} "
-            "100.000% {{ stroke-dashoffset: 0; }} }}\n"sv;
-        constexpr auto AnimationVisibilityFormat =
+            "100.000% {{ stroke-dashoffset: 0; }} }}\n"
+        );
+
+        constexpr std::string_view AnimationVisibilityFormat(
             "        "
             "@keyframes display-{} {{ "
             "{:.3f}% {{ visibility: hidden; }} "
-            "{:.3f}% {{ stroke: {}; }} }}\n"sv;
-        constexpr auto AnimationProgressionFormat =
+            "{:.3f}% {{ stroke: {}; }} }}\n"
+        );
+
+        constexpr std::string_view AnimationProgressionFormat(
             "        "
             "#{} {{ "
             "stroke-dasharray: {:.3f} {:.3f}; "
             "stroke-dashoffset: 0; "
             "animation: stroke-{} {:.3f}s {} infinite, "
-            "display-{} {:.3f}s step-start infinite; }}\n"sv;
-        constexpr auto BrushVisibilityFormat =
+            "display-{} {:.3f}s step-start infinite; }}\n"
+        );
+
+        constexpr std::string_view BrushVisibilityFormat(
             "        "
             "@keyframes display-brush-{} {{ "
             "{:.3f}% {{ visibility: hidden; }} "
             "{:.3f}% {{ visibility: visible; }} "
-            "100.000% {{ visibility: hidden; }} }}\n"sv;
-        constexpr auto BrushProgressionFormat =
+            "100.000% {{ visibility: hidden; }} }}\n"
+        );
+
+        constexpr std::string_view BrushProgressionFormat(
             "        "
             "#{}, #{} {{ "
             "stroke-dasharray: 0 {:.3f}; "
             "animation: stroke-{} {:.3f}s {} infinite, "
-            "display-brush-{} {:.3f}s step-start infinite; }}\n"sv;
+            "display-brush-{} {:.3f}s step-start infinite; }}\n"
+        );
 
-        constexpr auto StylesHeader =
+        constexpr std::string_view StylesHeader(
             "\n        "
-            "/* Styles generated automatically by Kanimaji, please avoid editing manually. */\n"sv;
+            "/* Styles generated automatically by Kanimaji, please avoid editing manually. */\n"
+        );
 
         double AsSeconds(auto duration) {
             return std::max(0.0, duration.count());
@@ -65,8 +78,7 @@ namespace Kanimaji
             pugi::xml_node newGroup = svg.append_child("g");
             newGroup.append_attribute("id") = name;
             newGroup.append_attribute("style") = std::format(
-                "fill:none;stroke:{};stroke-width:{};stroke-linecap:round;stroke-linejoin:round;",
-                config.Colour.ToHex(), config.Width
+                StaticStrokeStyleFormat, config.Colour.ToHex(), config.Width
             );
             return newGroup;
         }
@@ -270,7 +282,8 @@ namespace Kanimaji
         return str.str();
     }
 
-    void RemoveStrokeNumbers(const std::string& source, const std::string& destination)
+    void RemoveStrokeNumbers(const std::string& source, const std::string& destination,
+                             const RemovalSetttings& settings)
     {
         pugi::xml_document doc;
         pugi::xml_parse_result result = doc.load_file(source.c_str(), pugi::parse_full);
@@ -284,6 +297,13 @@ namespace Kanimaji
             throw Error("Unexpected document format: Expected to find a SVG element");
         }
 
+        pugi::xml_node pathsGroup = svg.find_child([](pugi::xml_node& node) {
+            return std::string_view(node.attribute("id").as_string()).contains("StrokePaths");
+        });
+        pathsGroup.attribute("style") = std::format(
+            StaticStrokeStyleFormat, settings.Style.Colour.ToHex(), settings.Style.Width
+        );
+
         RemoveStrokeNumbers(svg);
 
         if (!doc.save_file(destination.c_str())) {
@@ -291,7 +311,7 @@ namespace Kanimaji
         }
     }
 
-    std::string RemoveStrokeNumbers(const std::string& source)
+    std::string RemoveStrokeNumbers(const std::string& source, const RemovalSetttings& settings)
     {
         pugi::xml_document doc;
         pugi::xml_parse_result result = doc.load_string(source.c_str(), pugi::parse_full);
@@ -305,6 +325,13 @@ namespace Kanimaji
             throw Error("Unexpected document format: Expected to find a SVG element");
         }
 
+        pugi::xml_node pathsGroup = svg.find_child([](pugi::xml_node& node) {
+            return std::string_view(node.attribute("id").as_string()).contains("StrokePaths");
+        });
+        pathsGroup.attribute("style") = std::format(
+            StaticStrokeStyleFormat, settings.Style.Colour.ToHex(), settings.Style.Width
+        );
+
         RemoveStrokeNumbers(svg);
 
         std::stringstream str;

Libraries/Kanimaji/Source/Settings.cpp

@@ -48,4 +48,14 @@ namespace Kanimaji
             .DelayBetweenStrokes = 50ms,
         };
     }
+
+    RemovalSetttings RemovalSetttings::Default()
+    {
+        return RemovalSetttings {
+            .Style = StrokeStyle {
+                .Width = 3.0,
+                .Colour = RGB::FromHex("#000000"),
+            },
+        };
+    }
 }

Libraries/Tablegen/Source/Tablegen.cpp

@@ -64,11 +64,9 @@ namespace Tablegen
 
         constexpr std::string ImageStyle(std::string_view indent,
                                          std::size_t index,
-                                         std::string_view imageName,
-                                         std::string_view imageFormat,
+                                         std::string_view imagePath,
                                          std::string_view extraSpecifier = "")
         {
-            std::string imagePath = std::vformat(imageFormat, std::make_format_args(imageName));
             return std::format(imageStyleFormat, indent, index, extraSpecifier, imagePath);
         }
 
@@ -138,6 +136,9 @@ namespace Tablegen
         pugi::xml_node comment = table.append_child(pugi::node_comment);
         comment.set_value(" Autogenerated by Tablegen, please avoid editing manually. ");
 
+        pugi::xml_node preload = table.append_child("div");
+        preload.append_attribute("hidden") = "hidden";
+
         pugi::xml_node script = table.append_child("script");
         pugi::xml_node styles = table.append_child("style");
 
@@ -154,9 +155,26 @@ namespace Tablegen
 
         pugi::xml_node tableBody = table.append_child("tbody");
         for (pugi::xml_node row; const auto& [i, character] : vw::enumerate(characters)) {
+            std::string imagePath = std::vformat(
+                settings.ImageFormat, std::make_format_args(character.ImagePath)
+            );
+            std::string animationPath = std::vformat(
+                settings.AnimationFormat, std::make_format_args(character.AnimationPath)
+            );
+
             ////////////////////////////////////////////////////////////////////
             // HTML
             ////////////////////////////////////////////////////////////////////
+            pugi::xml_node preloadImage = preload.append_child("link");
+            preloadImage.append_attribute("rel") = "preload";
+            preloadImage.append_attribute("href") = imagePath;
+            preloadImage.append_attribute("as") = "image";
+
+            pugi::xml_node preloadAnimation = preload.append_child("link");
+            preloadAnimation.append_attribute("rel") = "preload";
+            preloadAnimation.append_attribute("href") = animationPath;
+            preloadAnimation.append_attribute("as") = "image";
+
             if (i % settings.CharactersPerRow == 0) {
                 row = tableBody.append_child("tr");
                 row.append_attribute("class") = "kanji-table-row";
@@ -188,9 +206,8 @@ namespace Tablegen
             ////////////////////////////////////////////////////////////////////
             // CSS
             ////////////////////////////////////////////////////////////////////
-            staticImg.append(ImageStyle(indent, i, character.ImagePath, settings.ImageFormat));
-            animatedImg.append(ImageStyle(indent, i, character.AnimationPath,
-                                          settings.AnimationFormat, ":checked"));
+            staticImg.append(ImageStyle(indent, i, imagePath));
+            animatedImg.append(ImageStyle(indent, i, animationPath, ":checked"));
 
             ////////////////////////////////////////////////////////////////////
             // JavaScript

README.md

@@ -21,6 +21,12 @@ void AnimateFile(const Path& source, const Path& destination,
 
 std::string Animate(const std::string& source,
                     const AnimationSettings& settings = AnimationSettings::Default());
+
+void RemoveStrokeNumbers(const std::string& source, const std::string& destination,
+                             const RemovalSetttings& settings = RemovalSetttings::Default());
+
+std::string RemoveStrokeNumbers(const std::string& source,
+                                const RemovalSetttings& settings = RemovalSetttings::Default());
 ```
 
 The former function takes in two paths, where the first one specifies the file to be read, and
@@ -113,7 +119,7 @@ Some caveats:
 The default settings generate a table with no characters (and horrible styling), you will need to
 specify custom settings like this for actual use:
 ```cpp
-auto doc = GeneratePage({
+auto doc = GeneratePage(std::vector<CharacterInfo>(), {
     .FullDocument = Flag::Enable,
     .OverrideIndentLevel = Flag::Disable,
     .IndentLevel = 0,