Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.databoard / src / org / simantics / databoard / type / DoubleType.java

diff --git a/bundles/org.simantics.databoard/src/org/simantics/databoard/type/DoubleType.java b/bundles/org.simantics.databoard/src/org/simantics/databoard/type/DoubleType.java
new file mode 100644 (file)
index 0000000..5c60d03
--- /dev/null
+++ b/bundles/org.simantics.databoard/src/org/simantics/databoard/type/DoubleType.java
@@ -0,0 +1,81 @@
+/*******************************************************************************\r
+ *  Copyright (c) 2010 Association for Decentralized Information Management in\r
+ *  Industry THTH ry.\r
+ *  All rights reserved. This program and the accompanying materials\r
+ *  are made available under the terms of the Eclipse Public License v1.0\r
+ *  which accompanies this distribution, and is available at\r
+ *  http://www.eclipse.org/legal/epl-v10.html\r
+ *\r
+ *  Contributors:\r
+ *      VTT Technical Research Centre of Finland - initial API and implementation\r
+ *******************************************************************************/\r
+package org.simantics.databoard.type;
+
+import java.util.Set;\r
+\r
+import org.simantics.databoard.util.IdentityPair;\r
+import org.simantics.databoard.util.Limit;\r
+import org.simantics.databoard.util.Range;\r
+
+public class DoubleType extends NumberType {
+               
+    public DoubleType() {}
+    public DoubleType(String unit) {
+       setUnit( unit );\r
+    }
+    public DoubleType(String unit, Range range) {
+       setUnit( unit );\r
+       setRange(range);
+    }
+    public DoubleType(String unit, String range) {
+       setUnit( unit );\r
+       setRange(range);
+    }
+    
+    public double minValue() {
+       Range range = getRange();\r
+       if (range==null) return -Double.MAX_VALUE;
+       Limit l = range.getLower();
+       double value = l.getValue().doubleValue();
+       
+       // Won't work
+       if (l.isExclusive()) value+= Double.MIN_VALUE;
+       
+       return value;
+    }
+    
+    public double maxValue() {
+       Range range = getRange();\r
+       if (range==null) return Double.MAX_VALUE;
+       Limit l = range.getUpper();
+       double value = l.getValue().doubleValue();
+       
+       // Won't work
+       if (l.isExclusive()) value-= Double.MIN_VALUE;
+       
+       return value;
+    }
+    
+    @Override
+    protected boolean deepEquals(Object obj, Set<IdentityPair<Datatype, Datatype>> compareHistory) {
+               if (this==obj) return true;\r
+               if ( !hasEqualMetadata(obj) ) return false;\r
+               return obj instanceof DoubleType;
+       }
+       
+       @Override\r
+       public int hashCode() {\r
+               return 0xabcff33 + metadataHashCode();\r
+       }    \r
+\r
+       @Override
+       public void accept(Visitor1 v, Object obj) {
+           v.visit(this, obj);        
+       }
+
+       @Override
+       public <T> T accept(Visitor<T> v) {
+           return v.visit(this);
+       }
+       
+}