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

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