X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.diagram%2Fsrc%2Forg%2Fsimantics%2Fdiagram%2Fflag%2FIOTablesInfo.java;fp=bundles%2Forg.simantics.diagram%2Fsrc%2Forg%2Fsimantics%2Fdiagram%2Fflag%2FIOTablesInfo.java;h=fd53e094c2439b48ce0517ee318b7a91b40b96d3;hb=969bd23cab98a79ca9101af33334000879fb60c5;hp=0000000000000000000000000000000000000000;hpb=866dba5cd5a3929bbeae85991796acb212338a08;p=simantics%2Fplatform.git

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
index 000000000..fd53e094c
--- /dev/null
+++ b/bundles/org.simantics.diagram/src/org/simantics/diagram/flag/IOTablesInfo.java
@@ -0,0 +1,47 @@
+package org.simantics.diagram.flag;
+
+import java.util.ArrayList;
+
+import org.simantics.databoard.Bindings;
+import org.simantics.db.Resource;
+import org.simantics.db.WriteGraph;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.diagram.stubs.DiagramResource;
+import org.simantics.scl.runtime.tuple.Tuple2;
+
+public class IOTablesInfo {
+    public static final IOTablesInfo EMPTY = new IOTablesInfo();
+    
+    ArrayList<IOTableInfo> tables = new ArrayList<IOTableInfo>();
+
+    public Tuple2 getBindingRef(double x, double y) {
+        for(IOTableInfo table : tables) {
+            if(x < table.x || x > table.x + table.width)
+                continue;
+            return new Tuple2(table.name, (int)((y-table.y)/table.rowHeight));
+        }
+        return null;
+    }
+
+    public boolean updateBinding(WriteGraph graph, DiagramResource DIA, Resource flagResource, double flagX, double flagY) throws DatabaseException {
+        Tuple2 bindingRef = getBindingRef(flagX, flagY);
+        
+        if(bindingRef != null) {
+            graph.claimLiteral(flagResource, DIA.Flag_HasIOTableBinding, (String)bindingRef.c0, Bindings.STRING);
+            graph.claimLiteral(flagResource, DIA.Flag_HasIOTableRowIndex, (Integer)bindingRef.c1, Bindings.INTEGER);
+            return true;
+        }
+        else {
+            String currentBinding = graph.getPossibleRelatedValue(flagResource,  DIA.Flag_HasIOTableBinding);
+            if(currentBinding != null && !currentBinding.isEmpty()) {
+                graph.claimLiteral(flagResource, DIA.Flag_HasIOTableBinding, "", Bindings.STRING);
+                double[] transform = graph.getRelatedValue(flagResource, DIA.HasTransform, Bindings.DOUBLE_ARRAY);
+                transform[4] = flagX;
+                transform[5] = flagY;
+                graph.claimLiteral(flagResource, DIA.HasTransform, transform);
+                return true;
+            }
+            return false;
+        }
+    } 
+}