org.simantics.g3d/src/org/simantics/g3d/property/DoubleArrayPropertyManipulator2.java

   1 /*******************************************************************************
   2  * Copyright (c) 2012, 2013 Association for Decentralized Information Management in
   3  * Industry THTH ry.
   4  * All rights reserved. This program and the accompanying materials
   5  * are made available under the terms of the Eclipse Public License v1.0
   6  * which accompanies this distribution, and is available at
   7  * http://www.eclipse.org/legal/epl-v10.html
   8  *
   9  * Contributors:
  10  *     VTT Technical Research Centre of Finland - initial API and implementation
  11  *******************************************************************************/
  12 package org.simantics.g3d.property;
  13
  14 public class DoubleArrayPropertyManipulator2 implements PropertyManipulator {
  15
  16         ValueProvider provider;
  17         Object input;
  18
  19         boolean editMode;
  20         double[] editValue = null;
  21
  22         public DoubleArrayPropertyManipulator2(ValueProvider provider, Object input) {
  23                 this.provider = provider;
  24                 this.input = input;
  25         }
  26
  27         @Override
  28     public int getValueCount() {
  29         return getValue().length+1;
  30     }
  31
  32         @Override
  33     public String getDescription(int i) {
  34         return "Value " + i;
  35     }
  36
  37         private double[] getValue() {
  38         try {
  39             return (double[])provider.getValue(input);
  40         } catch (Exception e) {
  41             return new double[0];
  42         }
  43     }
  44
  45         @Override
  46         public String getValue(int i) {
  47                 if (editMode) {
  48                     if (i < editValue.length)
  49                         return Double.toString(editValue[i]);
  50                         return "";
  51                 }
  52                 try {
  53                     double[] val = getValue();
  54                     if (val.length == i)
  55                         return "New";
  56             if (val.length < i)
  57                 return null;
  58             return Double.toString(val[i]);
  59                 } catch (Exception e) {
  60                         return null;
  61                 }
  62         }
  63
  64         @Override
  65         public String setValue(String value, int i) {
  66                 try {
  67                         double[] val = editValue;
  68                         if (value.length() == 0 && i == val.length -1) {
  69                             double[] newVal = new double[val.length-1];
  70                 System.arraycopy(val, 0, newVal, 0, val.length-1);
  71                 val = newVal;
  72                         } else if (i < val.length)
  73                             val[i] = Double.parseDouble(value);
  74                         else if (i == val.length) {
  75                             double[] newVal = new double[val.length+1];
  76                             System.arraycopy(val, 0, newVal, 0, val.length);
  77                             val = newVal;
  78                         }
  79                         provider.setValue(input, val);
  80                 } catch (Exception e) {
  81                         return e.getMessage();
  82                 }
  83                 return null;
  84         }
  85
  86         @Override
  87         public boolean getEditMode() {
  88                 return editMode;
  89         }
  90
  91         @Override
  92         public void setEditMode(boolean b) {
  93                 editMode = b;
  94                 if (editMode) {
  95                         try {
  96                                 editValue = getValue();
  97                         } catch (Exception e) {
  98
  99                         }
 100                 }
 101
 102         }
 103 }