[1024] Add wrap option on definition and usage node label

Bug: #1024
Signed-off-by: Florian ROUËNÉ <florian.rouene@obeosoft.com>

Author: frouene

CHANGELOG.adoc

@@ -25,7 +25,8 @@
 - https://github.com/eclipse-syson/syson/issues/938[#938] [general-view] Add `Satisfy Requirement Usage` to General View diagram.
 A new creation tool is available in the `Requirements` section of the palette, allowing the creation of `Satisfy Requirement Usage` objects.
 A new dra & drop tool is available on the diagram, allowing moving `Satisfy Requirement Usage` graphical nodes on the diagram.
-- The `General View` diagram is now proposed first when creating a diagram.
+- [explorer] The `General View` diagram is now proposed first when creating a diagram.
+- https://github.com/eclipse-syson/syson/issues/1024[#1024] [diagrams] Allow `Usage` and `Definition` graphical node labels to be wrapped to handle long names more easily.
 
 === New features
 

backend/services/syson-services/src/main/java/org/eclipse/syson/util/ViewConstants.java

@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2023, 2024 Obeo.
+ * Copyright (c) 2023, 2025 Obeo.
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
@@ -19,7 +19,7 @@
  */
 public class ViewConstants {
 
-    public static final String DEFAULT_NODE_WIDTH = "125";
+    public static final String DEFAULT_NODE_WIDTH = "155";
 
     public static final String DEFAULT_COMPARTMENT_NODE_HEIGHT = "60";
 

backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/nodes/AbstractDefinitionNodeDescriptionProvider.java

@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2024 Obeo.
+ * Copyright (c) 2024, 2025 Obeo.
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
@@ -30,6 +30,7 @@
 import org.eclipse.sirius.components.view.diagram.InsideLabelDescription;
 import org.eclipse.sirius.components.view.diagram.InsideLabelPosition;
 import org.eclipse.sirius.components.view.diagram.InsideLabelStyle;
+import org.eclipse.sirius.components.view.diagram.LabelOverflowStrategy;
 import org.eclipse.sirius.components.view.diagram.LabelTextAlign;
 import org.eclipse.sirius.components.view.diagram.ListLayoutStrategyDescription;
 import org.eclipse.sirius.components.view.diagram.NodeDescription;
@@ -174,6 +175,7 @@ protected InsideLabelDescription createInsideLabelDescription() {
                 .position(InsideLabelPosition.TOP_CENTER)
                 .style(this.createInsideLabelStyle())
                 .textAlign(LabelTextAlign.CENTER)
+                .overflowStrategy(LabelOverflowStrategy.WRAP)
                 .build();
     }
 

backend/views/syson-diagram-common-view/src/main/java/org/eclipse/syson/diagram/common/view/nodes/AbstractUsageNodeDescriptionProvider.java

@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2024 Obeo.
+ * Copyright (c) 2024, 2025 Obeo.
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
@@ -27,6 +27,7 @@
 import org.eclipse.sirius.components.view.diagram.InsideLabelDescription;
 import org.eclipse.sirius.components.view.diagram.InsideLabelPosition;
 import org.eclipse.sirius.components.view.diagram.InsideLabelStyle;
+import org.eclipse.sirius.components.view.diagram.LabelOverflowStrategy;
 import org.eclipse.sirius.components.view.diagram.LabelTextAlign;
 import org.eclipse.sirius.components.view.diagram.ListLayoutStrategyDescription;
 import org.eclipse.sirius.components.view.diagram.NodeDescription;
@@ -171,6 +172,7 @@ protected InsideLabelDescription createInsideLabelDescription() {
                 .position(InsideLabelPosition.TOP_CENTER)
                 .style(this.createInsideLabelStyle())
                 .textAlign(LabelTextAlign.CENTER)
+                .overflowStrategy(LabelOverflowStrategy.WRAP)
                 .build();
     }
 

doc/content/modules/user-manual/pages/release-notes/2025.4.0.adoc

@@ -44,6 +44,7 @@ A new creation tool can be found in the `Requirements` section of the palette.
 image::release-notes-gv-satisfy-requirement-usage.png[Satisfy Requirement Usage node creation tool, width=50%, height=50%]
 
 - The `General View` diagram is now proposed first when creating a diagram.
+- It is now possible, in diagrams, to reduce the width of `Usages` (e.g. `Part`) and `Definition` (e.g. `Part Definition`) graphical nodes with a long name as their label can now be wrapped.
 
 
 == Dependency update