Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.diagram / src / org / simantics / diagram / flag / IOTablesInfo.java

diff --git a/bundles/org.simantics.diagram/src/org/simantics/diagram/flag/IOTablesInfo.java b/bundles/org.simantics.diagram/src/org/simantics/diagram/flag/IOTablesInfo.java
new file mode 100644 (file)
index 0000000..fd53e09
--- /dev/null
+++ b/bundles/org.simantics.diagram/src/org/simantics/diagram/flag/IOTablesInfo.java
@@ -0,0 +1,47 @@
+package org.simantics.diagram.flag;\r
+\r
+import java.util.ArrayList;\r
+\r
+import org.simantics.databoard.Bindings;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.WriteGraph;\r
+import org.simantics.db.exception.DatabaseException;\r
+import org.simantics.diagram.stubs.DiagramResource;\r
+import org.simantics.scl.runtime.tuple.Tuple2;\r
+\r
+public class IOTablesInfo {\r
+    public static final IOTablesInfo EMPTY = new IOTablesInfo();\r
+    \r
+    ArrayList<IOTableInfo> tables = new ArrayList<IOTableInfo>();\r
+\r
+    public Tuple2 getBindingRef(double x, double y) {\r
+        for(IOTableInfo table : tables) {\r
+            if(x < table.x || x > table.x + table.width)\r
+                continue;\r
+            return new Tuple2(table.name, (int)((y-table.y)/table.rowHeight));\r
+        }\r
+        return null;\r
+    }\r
+\r
+    public boolean updateBinding(WriteGraph graph, DiagramResource DIA, Resource flagResource, double flagX, double flagY) throws DatabaseException {\r
+        Tuple2 bindingRef = getBindingRef(flagX, flagY);\r
+        \r
+        if(bindingRef != null) {\r
+            graph.claimLiteral(flagResource, DIA.Flag_HasIOTableBinding, (String)bindingRef.c0, Bindings.STRING);\r
+            graph.claimLiteral(flagResource, DIA.Flag_HasIOTableRowIndex, (Integer)bindingRef.c1, Bindings.INTEGER);\r
+            return true;\r
+        }\r
+        else {\r
+            String currentBinding = graph.getPossibleRelatedValue(flagResource,  DIA.Flag_HasIOTableBinding);\r
+            if(currentBinding != null && !currentBinding.isEmpty()) {\r
+                graph.claimLiteral(flagResource, DIA.Flag_HasIOTableBinding, "", Bindings.STRING);\r
+                double[] transform = graph.getRelatedValue(flagResource, DIA.HasTransform, Bindings.DOUBLE_ARRAY);\r
+                transform[4] = flagX;\r
+                transform[5] = flagY;\r
+                graph.claimLiteral(flagResource, DIA.HasTransform, transform);\r
+                return true;\r
+            }\r
+            return false;\r
+        }\r
+    } \r
+}\r