From 0661c230a4d526e7f9dd8c267c3c7a6c1fcc032a Mon Sep 17 00:00:00 2001
From: ema <mccoy39082@163.com>
Date: Tue, 10 Feb 2026 01:59:39 +0800
Subject: [PATCH] Add Mermaid syntax highlighting

---
 .../Syntax/Dark/Mermaid.xshd                  | 87 +++++++++++++++++++
 .../Syntax/Light/Mermaid.xshd                 | 87 +++++++++++++++++++
 2 files changed, 174 insertions(+)
 create mode 100644 QuickLook.Plugin/QuickLook.Plugin.TextViewer/Syntax/Dark/Mermaid.xshd
 create mode 100644 QuickLook.Plugin/QuickLook.Plugin.TextViewer/Syntax/Light/Mermaid.xshd

diff --git a/QuickLook.Plugin/QuickLook.Plugin.TextViewer/Syntax/Dark/Mermaid.xshd b/QuickLook.Plugin/QuickLook.Plugin.TextViewer/Syntax/Dark/Mermaid.xshd
new file mode 100644
index 0000000..007ef28
--- /dev/null
+++ b/QuickLook.Plugin/QuickLook.Plugin.TextViewer/Syntax/Dark/Mermaid.xshd
@@ -0,0 +1,87 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<SyntaxDefinition name="Mermaid" extensions=".mmd;.mermaid">
+
+    <Environment>
+        <Default color="#D4D4D4" bgcolor="#1E1E1E"/>
+        <Selection color="#1E1E1E" bgcolor="#264F78"/>
+        <LineNumbers color="#858585" bgcolor="#1E1E1E"/>
+        <CaretMarker color="#AEAFAD"/>
+        <VRuler color="#2A2A2A"/>
+        
+        <FoldLine color="#858585" bgcolor="#1E1E1E"/>
+        <FoldMarker color="#D4D4D4" bgcolor="#1E1E1E"/>
+        <SelectedFoldLine color="#D4D4D4" bgcolor="#1E1E1E"/>
+        
+        <EOLMarkers color="#404040"/>
+        <SpaceMarkers color="#404040"/>
+        <TabMarkers color="#404040"/>
+        <InvalidLines color="#404040"/>
+    </Environment>
+        
+    <Properties>
+        <Property name="LineComment" value="%%"/>
+    </Properties>
+    
+    <Digits name="Digits" color="#B5CEA8"/>
+
+    <RuleSets>
+        <RuleSet ignorecase="true">
+            
+            <Delimiters>()[]{},:.@`=;+-*/%~ &amp;|^&gt;&lt;</Delimiters>
+            
+            <Span name="LineComment" stopateol="true" color="#608B4E" bold="false" italic="false">
+                <Begin>%%</Begin>
+            </Span>
+
+            <Span name="String" stopateol="true" color="#CE9178" bold="false" italic="false" escapecharacter="\">
+                <Begin>"</Begin>
+                <End>"</End>
+            </Span>
+
+            <KeyWords name="Keywords" color="#569CD6" bold="false" italic ="false">
+                <Key word="graph"/>
+                <Key word="flowchart"/>
+                <Key word="sequenceDiagram"/>
+                <Key word="classDiagram"/>
+                <Key word="stateDiagram"/>
+                <Key word="stateDiagram-v2"/>
+                <Key word="erDiagram"/>
+                <Key word="gantt"/>
+                <Key word="pie"/>
+                <Key word="journey"/>
+                <Key word="gitGraph"/>
+                <Key word="mindmap"/>
+                <Key word="timeline"/>
+                <Key word="C4Context"/>
+                <Key word="C4Container"/>
+                <Key word="C4Component"/>
+                <Key word="C4Dynamic"/>
+                <Key word="C4Deployment"/>
+                <Key word="subgraph"/>
+                <Key word="end"/>
+                <Key word="direction"/>
+                <Key word="classDef"/>
+                <Key word="class"/>
+                <Key word="linkStyle"/>
+                <Key word="style"/>
+                <Key word="note"/>
+                <Key word="participant"/>
+                <Key word="actor"/>
+                <Key word="loop"/>
+                <Key word="alt"/>
+                <Key word="opt"/>
+                <Key word="par"/>
+                <Key word="rect"/>
+                <Key word="critical"/>
+                <Key word="break"/>
+                <Key word="activate"/>
+                <Key word="deactivate"/>
+                <Key word="title"/>
+                <Key word="section"/>
+                <Key word="dateFormat"/>
+                <Key word="axisFormat"/>
+            </KeyWords>
+        </RuleSet>
+    </RuleSets>
+</SyntaxDefinition>
\ No newline at end of file
diff --git a/QuickLook.Plugin/QuickLook.Plugin.TextViewer/Syntax/Light/Mermaid.xshd b/QuickLook.Plugin/QuickLook.Plugin.TextViewer/Syntax/Light/Mermaid.xshd
new file mode 100644
index 0000000..273207c
--- /dev/null
+++ b/QuickLook.Plugin/QuickLook.Plugin.TextViewer/Syntax/Light/Mermaid.xshd
@@ -0,0 +1,87 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<SyntaxDefinition name="Mermaid" extensions=".mmd;.mermaid">
+
+    <Environment>
+        <Default color="Black" bgcolor="#FFFFFF"/>
+        <Selection color="Black" bgcolor="#C3C3FF"/>
+        <LineNumbers color="Gray" bgcolor="#FFFFFF"/>
+        <CaretMarker color="#F0F0F1"/>
+        <VRuler color="#E0E0E5"/>
+        
+        <FoldLine color="#A0A0A0" bgcolor="#FFFFFF"/>
+        <FoldMarker color="Black" bgcolor="#FFFFFF"/>
+        <SelectedFoldLine color="Black" bgcolor="#FFFFFF"/>
+        
+        <EOLMarkers color="#CACAD2"/>
+        <SpaceMarkers color="#B6B6C0"/>
+        <TabMarkers color="#B6B6C0"/>
+        <InvalidLines color="#B6B6C0"/>
+    </Environment>
+        
+    <Properties>
+        <Property name="LineComment" value="%%"/>
+    </Properties>
+    
+    <Digits name="Digits" color="Teal"/>
+
+    <RuleSets>
+        <RuleSet ignorecase="true">
+            
+            <Delimiters>()[]{},:.@`=;+-*/%~ &amp;|^&gt;&lt;</Delimiters>
+            
+            <Span name="LineComment" stopateol="true" color="Green" bold="false" italic="false">
+                <Begin>%%</Begin>
+            </Span>
+
+            <Span name="String" stopateol="true" color="Maroon" bold="false" italic="false" escapecharacter="\">
+                <Begin>"</Begin>
+                <End>"</End>
+            </Span>
+
+            <KeyWords name="Keywords" color="Blue" bold="false" italic ="false">
+                <Key word="graph"/>
+                <Key word="flowchart"/>
+                <Key word="sequenceDiagram"/>
+                <Key word="classDiagram"/>
+                <Key word="stateDiagram"/>
+                <Key word="stateDiagram-v2"/>
+                <Key word="erDiagram"/>
+                <Key word="gantt"/>
+                <Key word="pie"/>
+                <Key word="journey"/>
+                <Key word="gitGraph"/>
+                <Key word="mindmap"/>
+                <Key word="timeline"/>
+                <Key word="C4Context"/>
+                <Key word="C4Container"/>
+                <Key word="C4Component"/>
+                <Key word="C4Dynamic"/>
+                <Key word="C4Deployment"/>
+                <Key word="subgraph"/>
+                <Key word="end"/>
+                <Key word="direction"/>
+                <Key word="classDef"/>
+                <Key word="class"/>
+                <Key word="linkStyle"/>
+                <Key word="style"/>
+                <Key word="note"/>
+                <Key word="participant"/>
+                <Key word="actor"/>
+                <Key word="loop"/>
+                <Key word="alt"/>
+                <Key word="opt"/>
+                <Key word="par"/>
+                <Key word="rect"/>
+                <Key word="critical"/>
+                <Key word="break"/>
+                <Key word="activate"/>
+                <Key word="deactivate"/>
+                <Key word="title"/>
+                <Key word="section"/>
+                <Key word="dateFormat"/>
+                <Key word="axisFormat"/>
+            </KeyWords>
+        </RuleSet>
+    </RuleSets>
+</SyntaxDefinition>
\ No newline at end of file