Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.charts / src / org / simantics / charts / ui / ChartItemLabelDecorationRule.java

diff --git a/bundles/org.simantics.charts/src/org/simantics/charts/ui/ChartItemLabelDecorationRule.java b/bundles/org.simantics.charts/src/org/simantics/charts/ui/ChartItemLabelDecorationRule.java
new file mode 100644 (file)
index 0000000..b4d7239
--- /dev/null
+++ b/bundles/org.simantics.charts/src/org/simantics/charts/ui/ChartItemLabelDecorationRule.java
@@ -0,0 +1,54 @@
+package org.simantics.charts.ui;\r
+\r
+import org.eclipse.jface.resource.FontDescriptor;\r
+import org.eclipse.swt.SWT;\r
+import org.simantics.browsing.ui.content.LabelDecorator;\r
+import org.simantics.browsing.ui.model.labeldecorators.AbstractLabelDecorator;\r
+import org.simantics.browsing.ui.model.labeldecorators.LabelDecorationRule;\r
+import org.simantics.charts.ontology.ChartResource;\r
+import org.simantics.databoard.Bindings;\r
+import org.simantics.db.ReadGraph;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.exception.DatabaseException;\r
+\r
+/**\r
+ * Used for labeling both chart plots and subscription items.\r
+ * \r
+ * @author Tuukka Lehtonen\r
+ */\r
+public class ChartItemLabelDecorationRule implements LabelDecorationRule {\r
+\r
+    public static final ChartItemLabelDecorationRule INSTANCE = new ChartItemLabelDecorationRule();\r
+\r
+    @Override\r
+    public boolean isCompatible(Class<?> contentType) {\r
+        return contentType.equals(Resource.class);\r
+    }\r
+\r
+    @Override\r
+    public LabelDecorator getLabelDecorator(ReadGraph graph, Object content) throws DatabaseException {\r
+        Resource item = (Resource) content;\r
+        ChartResource CHART = ChartResource.getInstance(graph);\r
+\r
+        Boolean hidden = graph.getPossibleRelatedValue(item, CHART.Chart_Item_hidden, Bindings.BOOLEAN);\r
+        if (hidden == null || !hidden)\r
+            return null;\r
+\r
+        return HIDDEN_DECORATOR;\r
+    }\r
+\r
+    private static class HiddenLabelDecorator extends AbstractLabelDecorator {\r
+        @SuppressWarnings("unchecked")\r
+        @Override\r
+        public <F> F decorateFont(F font, String column, int itemIndex) {\r
+            return (F) ((FontDescriptor) font).withStyle(SWT.ITALIC);\r
+        }\r
+        @Override\r
+        public String decorateLabel(String label, String column, int itemIndex) {\r
+            return label + " (hidden)";\r
+        }\r
+    };\r
+\r
+    private static HiddenLabelDecorator HIDDEN_DECORATOR = new HiddenLabelDecorator();\r
+\r
+}
\ No newline at end of file