1 files changed, 80 insertions, 0 deletions
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src/org/eclipse/sirius/diagram/sequence/business/internal/query/ISequenceElementQuery.java b/plugins/org.eclipse.sirius.diagram.sequence/src/org/eclipse/sirius/diagram/sequence/business/internal/query/ISequenceElementQuery.java
new file mode 100644
index 0000000000..2a435466ad
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+++ b/plugins/org.eclipse.sirius.diagram.sequence/src/org/eclipse/sirius/diagram/sequence/business/internal/query/ISequenceElementQuery.java
@@ -0,0 +1,80 @@
+/*******************************************************************************
+ * Copyright (c) 2010, 2013 THALES GLOBAL SERVICES.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *    Obeo - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.sirius.diagram.sequence.business.internal.query;
+
+import org.eclipse.draw2d.geometry.Rectangle;
+
+import com.google.common.base.Preconditions;
+import com.google.common.collect.Iterables;
+
+import org.eclipse.sirius.AbsoluteBoundsFilter;
+import org.eclipse.sirius.DDiagramElement;
+import org.eclipse.sirius.diagram.sequence.business.internal.elements.ISequenceElement;
+
+/**
+ * General queries on {@link ISequenceElement}s.
+ * 
+ * @author pcdavid
+ */
+public class ISequenceElementQuery {
+    /**
+     * The event to query.
+     */
+    protected final ISequenceElement event;
+
+    /**
+     * Constructor.
+     * 
+     * @param event
+     *            the event to query.
+     */
+    public ISequenceElementQuery(ISequenceElement event) {
+        this.event = Preconditions.checkNotNull(event);
+    }
+
+    /**
+     * Check the presence of the absolute bounds flag.
+     * 
+     * @return true if the element is flagged.
+     */
+    public boolean hasAbsoluteBoundsFlag() {
+        if (event.getNotationView() != null && event.getNotationView().getElement() instanceof DDiagramElement) {
+            DDiagramElement dde = (DDiagramElement) event.getNotationView().getElement();
+            return !Iterables.isEmpty(Iterables.filter(dde.getGraphicalFilters(), AbsoluteBoundsFilter.class));
+        }
+        return false;
+    }
+
+    /**
+     * Return the flagged absolute bounds, ie the last known logical bounds.
+     * 
+     * @return the flagged absolute bounds.
+     */
+    public Rectangle getFlaggedAbsoluteBounds() {
+        Rectangle bounds = new Rectangle();
+        if (event.getNotationView() != null && event.getNotationView().getElement() instanceof DDiagramElement) {
+            DDiagramElement dde = (DDiagramElement) event.getNotationView().getElement();
+            Iterable<AbsoluteBoundsFilter> flags = Iterables.filter(dde.getGraphicalFilters(), AbsoluteBoundsFilter.class);
+            if (!Iterables.isEmpty(flags)) {
+                AbsoluteBoundsFilter flag = flags.iterator().next();
+                bounds.x = safeGetInt(flag.getX());
+                bounds.y = safeGetInt(flag.getY());
+                bounds.width = safeGetInt(flag.getWidth());
+                bounds.height = safeGetInt(flag.getHeight());
+            }
+        }
+        return bounds;
+    }
+
+    private int safeGetInt(Integer i) {
+        return i == null ? 0 : i;
+    }
+}