Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.spreadsheet.graph / src / org / simantics / spreadsheet / graph / formula / RoundupFormulaFunction.java

diff --git a/bundles/org.simantics.spreadsheet.graph/src/org/simantics/spreadsheet/graph/formula/RoundupFormulaFunction.java b/bundles/org.simantics.spreadsheet.graph/src/org/simantics/spreadsheet/graph/formula/RoundupFormulaFunction.java
new file mode 100644 (file)
index 0000000..71d88e3
--- /dev/null
+++ b/bundles/org.simantics.spreadsheet.graph/src/org/simantics/spreadsheet/graph/formula/RoundupFormulaFunction.java
@@ -0,0 +1,31 @@
+package org.simantics.spreadsheet.graph.formula;\r
+\r
+import org.simantics.spreadsheet.graph.CellFormulaFunction;\r
+import org.simantics.spreadsheet.graph.CellValueVisitor;\r
+import org.simantics.spreadsheet.graph.SpreadsheetGraphUtils;\r
+import org.simantics.spreadsheet.graph.parser.ast.AstArgList;\r
+\r
+public class RoundupFormulaFunction implements CellFormulaFunction<Object> {\r
+\r
+    @Override\r
+    public Object evaluate(CellValueVisitor visitor, AstArgList args) {\r
+        if (args.values.size() != 2) throw new IllegalStateException();\r
+        \r
+        Object number = args.values.get(0).accept(visitor);\r
+        Object digits = args.values.get(1).accept(visitor);\r
+        \r
+        FormulaError2 err1 = FormulaError2.forObject(number);\r
+        if(err1!=null) return err1.getString();\r
+        FormulaError2 err2 = FormulaError2.forObject(digits);\r
+        if(err2!=null) return err2.getString();\r
+        \r
+        double n = SpreadsheetGraphUtils.asNumber(number);\r
+        double n2 = SpreadsheetGraphUtils.asNumber(digits);\r
+        \r
+        Double scale = Math.pow(10, n2);\r
+\r
+        double l = Math.ceil(scale * n);\r
+        Double d = Double.valueOf(l / scale);\r
+        return d;\r
+    }\r
+}\r