gerrit.simantics Code Review - simantics/sysdyn.git/blob

   1 package org.simantics.sysdyn.modelImport.model.expression;\r
   2 \r
   3 import org.simantics.databoard.Bindings;\r
   4 import org.simantics.db.ReadGraph;\r
   5 import org.simantics.db.Resource;\r
   6 import org.simantics.db.WriteGraph;\r
   7 import org.simantics.db.exception.DatabaseException;\r
   8 import org.simantics.sysdyn.SysdynResource;\r
   9 import org.simantics.sysdyn.modelImport.model.WriteContext;\r
  10 \r
  11 public class LookupExpression extends Expression {\r
  12         \r
  13         private String expression;\r
  14         private double xMin;\r
  15         private double yMin;\r
  16         private double xMax;\r
  17         private double yMax;\r
  18         private double[] points;\r
  19         \r
  20         public LookupExpression(String expression, double xMin, double yMin, double xMax, double yMax, double[] points) {\r
  21                 this.expression = expression;\r
  22                 this.xMin = xMin;\r
  23                 this.yMin = yMin;\r
  24                 this.xMax = xMax;\r
  25                 this.yMax = yMax;\r
  26                 this.points = points;\r
  27         }\r
  28 \r
  29         @Override\r
  30         public Resource write(WriteGraph graph, Resource parent, WriteContext context) throws DatabaseException {\r
  31                 SysdynResource sr = SysdynResource.getInstance(graph);\r
  32                 \r
  33                 StringBuilder lookup = new StringBuilder();\r
  34                 lookup.append('{');\r
  35                 for (int i = 0; i < points.length / 2; i++) {\r
  36                         if (i > 0)\r
  37                                 lookup.append(',');\r
  38                         lookup.append('{').append(points[2*i]).append(',').append(points[2*i+1]).append('}');\r
  39                 }\r
  40                 lookup.append('}');\r
  41                 \r
  42                 Resource expr = super.write(graph, parent, context);\r
  43                 \r
  44                 // TODO: fix this\r
  45                 graph.claimLiteral(expr, sr.WithLookupExpression_expression, expression, Bindings.STRING);\r
  46                 graph.claimLiteral(expr, sr.WithLookupExpression_lookup, lookup.toString(), Bindings.STRING);\r
  47                 graph.claimLiteral(expr, sr.WithLookupExpression_minX, xMin, Bindings.DOUBLE);\r
  48                 graph.claimLiteral(expr, sr.WithLookupExpression_minY, yMin, Bindings.DOUBLE);\r
  49                 graph.claimLiteral(expr, sr.WithLookupExpression_maxX, xMax, Bindings.DOUBLE);\r
  50                 graph.claimLiteral(expr, sr.WithLookupExpression_maxY, yMax, Bindings.DOUBLE);\r
  51                 \r
  52                 return expr;\r
  53         }\r
  54         \r
  55         @Override\r
  56         public Resource getExpressionType(ReadGraph graph) {\r
  57                 return SysdynResource.getInstance(graph).WithLookupExpression;\r
  58         }\r
  59 \r
  60 }\r