Fixes an issue with some older client libraries not setting the rank …

…direction.
structurizr · Jun 5, 2023 · f5173b1 · f5173b1
1 parent 51311d2
commit f5173b1
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Showing 3 changed files with 22 additions and 14 deletions.
diff --git a/build.gradle b/build.gradle
@@ -23,7 +23,7 @@ targetCompatibility = 1.8
 
 description = 'Automatic layout facilities for Structurizr views'
 group = 'com.structurizr'
-version = '2.0.0'
+version = '2.0.1'
 
 test {
     useJUnitPlatform()

diff --git a/docs/changelog.md b/docs/changelog.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## 2.0.1 (5th June 2023)
+
+- Fixes an issue with some older client libraries not setting the rank direction.
+
 ## 2.0.0 (31st March 2023)
 
 - Switched to using the [structurizr-export library](https://github.com/structurizr/export) for generating DOT files. 

diff --git a/src/main/java/com/structurizr/graphviz/DOTExporter.java b/src/main/java/com/structurizr/graphviz/DOTExporter.java
@@ -39,19 +39,23 @@ void setLocale(Locale locale) {
     @Override
     protected void writeHeader(ModelView view, IndentingWriter writer) {
         if (view.getAutomaticLayout() != null) {
-            switch (view.getAutomaticLayout().getRankDirection()) {
-                case TopBottom:
-                    rankDirection = RankDirection.TopBottom;
-                    break;
-                case BottomTop:
-                    rankDirection = RankDirection.BottomTop;
-                    break;
-                case LeftRight:
-                    rankDirection = RankDirection.LeftRight;
-                    break;
-                case RightLeft:
-                    rankDirection = RankDirection.RightLeft;
-                    break;
+            if (view.getAutomaticLayout().getRankDirection() == null) {
+                rankDirection = RankDirection.TopBottom;
+            } else {
+                switch (view.getAutomaticLayout().getRankDirection()) {
+                    case TopBottom:
+                        rankDirection = RankDirection.TopBottom;
+                        break;
+                    case BottomTop:
+                        rankDirection = RankDirection.BottomTop;
+                        break;
+                    case LeftRight:
+                        rankDirection = RankDirection.LeftRight;
+                        break;
+                    case RightLeft:
+                        rankDirection = RankDirection.RightLeft;
+                        break;
+                }
             }
 
             rankSeparation = view.getAutomaticLayout().getRankSeparation();