bundles/org.simantics.spreadsheet.graph/src/org/simantics/spreadsheet/graph/adapter/DoubleArrayCellVariable.java

   1 package org.simantics.spreadsheet.graph.adapter;\r
   2 \r
   3 import org.simantics.databoard.Bindings;\r
   4 import org.simantics.databoard.binding.Binding;\r
   5 import org.simantics.db.ReadGraph;\r
   6 import org.simantics.db.Resource;\r
   7 import org.simantics.db.WriteGraph;\r
   8 import org.simantics.db.exception.DatabaseException;\r
   9 import org.simantics.db.layer0.variable.ConstantChildVariable;\r
  10 import org.simantics.db.layer0.variable.Variable;\r
  11 import org.simantics.db.layer0.variable.Variables;\r
  12 import org.simantics.spreadsheet.Range;\r
  13 import org.simantics.spreadsheet.common.cell.VariableCellEditor;\r
  14 import org.simantics.spreadsheet.resource.SpreadsheetResource;\r
  15 import org.simantics.spreadsheet.util.SpreadsheetUtils;\r
  16 \r
  17 public class DoubleArrayCellVariable extends ConstantChildVariable {\r
  18 \r
  19     public DoubleArrayCellVariable(Variable parent, String name, String[] properties, Binding[] bindings, Object ... values) {\r
  20         super(parent, name, properties, bindings, values);\r
  21     }\r
  22     \r
  23     @SuppressWarnings("unchecked")\r
  24     protected <T> T tryAdapt(ReadGraph graph, Class<T> clazz) throws DatabaseException {\r
  25         if(VariableCellEditor.class == clazz) {\r
  26                 return (T)new VariableCellEditor() {\r
  27                                 \r
  28                                 @Override\r
  29                                 public void edit(WriteGraph graph, Variable cell, String text) throws DatabaseException {\r
  30                                         \r
  31                                         SpreadsheetResource sr = SpreadsheetResource.getInstance(graph);\r
  32                                         Resource configuration = cell.getPossibleRepresents(graph);\r
  33                                         double[] data = graph.getPossibleRelatedValue(configuration, sr.DoubleArrayCell_HasDoubleArray, Bindings.DOUBLE_ARRAY);\r
  34                                         if(data == null) return;\r
  35                                         Integer width = graph.getPossibleRelatedValue(configuration, sr.DoubleArrayCell_HasWidth, Bindings.INTEGER);\r
  36                                         if(width == null) return;\r
  37                                         String baseLocation = graph.getPossibleRelatedValue(configuration, sr.HasLocation, Bindings.STRING);\r
  38                                         if(baseLocation == null) return;\r
  39                                         String editLocation = cell.getPossiblePropertyValue(graph, Variables.NAME);\r
  40                                         \r
  41                                         Range baseRange = SpreadsheetUtils.decodeCellAbsolute(baseLocation);\r
  42                                         Range editRange = SpreadsheetUtils.decodeCellAbsolute(editLocation);\r
  43                                         \r
  44                                         int x = editRange.startColumn - baseRange.startColumn;\r
  45                                         int y = editRange.startRow - baseRange.startRow;\r
  46                                         \r
  47                                         int height = data.length / width;\r
  48                                         \r
  49                                         if(x>=0 && x<width && y>=0 && y<height) {\r
  50                                                 data[width*y+x] = Double.parseDouble(text);\r
  51                                         }\r
  52                                         \r
  53                                         graph.claimLiteral(configuration, sr.DoubleArrayCell_HasDoubleArray, data, Bindings.DOUBLE_ARRAY);\r
  54                                         \r
  55                                 }\r
  56                                 \r
  57                                 @Override\r
  58                                 public void copy(WriteGraph graph, Variable cell, String location) throws DatabaseException {\r
  59                                 }\r
  60                                 \r
  61                         };\r
  62         }\r
  63         return null;\r
  64     }\r
  65 \r
  66     @Override\r
  67     public <T> T adapt(ReadGraph graph, Class<T> clazz) throws DatabaseException {\r
  68         T t = tryAdapt(graph, clazz);\r
  69         return t != null ? t : super.adapt(graph, clazz);\r
  70     }\r
  71 \r
  72     @Override\r
  73     public <T> T adaptPossible(ReadGraph graph, Class<T> clazz) throws DatabaseException {\r
  74         return tryAdapt(graph, clazz);\r
  75     }\r
  76 \r
  77 }\r