JAL-2388 Working hidden regions hide/show in desktop
[jalview.git] / src / jalview / io / JSONFile.java
index bbbc122..8dbede6 100644 (file)
 
 package jalview.io;
 
+import jalview.api.AlignExportSettingI;
 import jalview.api.AlignViewportI;
+import jalview.api.AlignmentViewPanel;
 import jalview.api.ComplexAlignFile;
 import jalview.api.FeatureRenderer;
+import jalview.api.FeatureSettingsModelI;
 import jalview.api.FeaturesDisplayedI;
+import jalview.bin.BuildDetails;
 import jalview.datamodel.AlignmentAnnotation;
+import jalview.datamodel.AlignmentI;
 import jalview.datamodel.Annotation;
-import jalview.datamodel.ColumnSelection;
+import jalview.datamodel.HiddenColumns;
 import jalview.datamodel.HiddenSequences;
 import jalview.datamodel.Sequence;
 import jalview.datamodel.SequenceFeature;
 import jalview.datamodel.SequenceGroup;
 import jalview.datamodel.SequenceI;
-import jalview.json.binding.v1.AlignmentAnnotationPojo;
-import jalview.json.binding.v1.AlignmentPojo;
-import jalview.json.binding.v1.AlignmentPojo.JalviewBioJsColorSchemeMapper;
-import jalview.json.binding.v1.AnnotationPojo;
-import jalview.json.binding.v1.SequenceFeaturesPojo;
-import jalview.json.binding.v1.SequenceGrpPojo;
-import jalview.json.binding.v1.SequencePojo;
-import jalview.schemes.ColourSchemeI;
-import jalview.schemes.ColourSchemeProperty;
+import jalview.json.binding.biojson.v1.AlignmentAnnotationPojo;
+import jalview.json.binding.biojson.v1.AlignmentPojo;
+import jalview.json.binding.biojson.v1.AnnotationDisplaySettingPojo;
+import jalview.json.binding.biojson.v1.AnnotationPojo;
+import jalview.json.binding.biojson.v1.ColourSchemeMapper;
+import jalview.json.binding.biojson.v1.SequenceFeaturesPojo;
+import jalview.json.binding.biojson.v1.SequenceGrpPojo;
+import jalview.json.binding.biojson.v1.SequencePojo;
+import jalview.renderer.seqfeatures.FeatureColourFinder;
+import jalview.schemes.JalviewColourScheme;
+import jalview.schemes.ResidueColourScheme;
+import jalview.util.ColorUtils;
+import jalview.viewmodel.seqfeatures.FeaturesDisplayed;
 
 import java.awt.Color;
 import java.io.IOException;
@@ -58,19 +67,13 @@ import org.json.simple.parser.JSONParser;
 
 public class JSONFile extends AlignFile implements ComplexAlignFile
 {
-  private ColourSchemeI colourScheme;
+  private static String version = new BuildDetails().getVersion();
 
-  private String version = "2.9";
-
-  private String webstartUrl = "www.jalview.org/services/launchApp";
+  private String webstartUrl = "http://www.jalview.org/services/launchApp";
 
   private String application = "Jalview";
 
-  public static final String FILE_EXT = "json";
-
-  public static final String FILE_DESC = "JSON";
-
-  private String globalColorScheme;
+  private String globalColourScheme;
 
   private boolean showSeqFeatures;
 
@@ -80,14 +83,14 @@ public class JSONFile extends AlignFile implements ComplexAlignFile
 
   private FeatureRenderer fr;
 
-  private List<int[]> hiddenColumns;
-
-  private ColumnSelection columnSelection;
+  private HiddenColumns hiddenColumns;
 
   private List<String> hiddenSeqRefs;
 
   private ArrayList<SequenceI> hiddenSequences;
 
+  private final static String TCOFFEE_SCORE = "TCoffeeScore";
+
   public JSONFile()
   {
     super();
@@ -98,9 +101,10 @@ public class JSONFile extends AlignFile implements ComplexAlignFile
     super(source);
   }
 
-  public JSONFile(String inFile, String type) throws IOException
+  public JSONFile(String inFile, DataSourceType sourceType)
+          throws IOException
   {
-    super(inFile, type);
+    super(inFile, sourceType);
   }
 
   @Override
@@ -111,24 +115,60 @@ public class JSONFile extends AlignFile implements ComplexAlignFile
   }
 
   @Override
-  public String print()
+  public String print(SequenceI[] sqs, boolean jvsuffix)
   {
     String jsonOutput = null;
     try
     {
       AlignmentPojo jsonAlignmentPojo = new AlignmentPojo();
-      if (getViewport() != null)
+      AlignExportSettingI exportSettings = getExportSettings();
+
+      // if no export settings were supplied use the following with all values
+      // defaulting to true
+      if (exportSettings == null)
       {
-        globalColorScheme = ColourSchemeProperty
-                .getColourName(getViewport()
-                .getGlobalColourScheme());
-        setDisplayedFeatures(getViewport().getFeaturesDisplayed());
-        showSeqFeatures = getViewport().isShowSequenceFeatures();
-        fr = getViewport().getFeatureRenderer();
+        exportSettings = new AlignExportSettingI()
+        {
+          @Override
+          public boolean isExportHiddenSequences()
+          {
+            return true;
+          }
+
+          @Override
+          public boolean isExportHiddenColumns()
+          {
+            return true;
+          }
+
+          @Override
+          public boolean isExportGroups()
+          {
+            return true;
+          }
+
+          @Override
+          public boolean isExportFeatures()
+          {
+            return true;
+          }
+
+          @Override
+          public boolean isExportAnnotations()
+          {
+            return true;
+          }
+
+          @Override
+          public boolean isCancelled()
+          {
+            return false;
+          }
+        };
       }
 
       int count = 0;
-      for (SequenceI seq : seqs)
+      for (SequenceI seq : sqs)
       {
         StringBuilder name = new StringBuilder();
         name.append(seq.getName()).append("/").append(seq.getStart())
@@ -142,8 +182,7 @@ public class JSONFile extends AlignFile implements ComplexAlignFile
         jsonSeqPojo.setSeq(seq.getSequenceAsString());
         jsonAlignmentPojo.getSeqs().add(jsonSeqPojo);
       }
-
-      jsonAlignmentPojo.setGlobalColorScheme(globalColorScheme);
+      jsonAlignmentPojo.setGlobalColorScheme(globalColourScheme);
       jsonAlignmentPojo.getAppSettings().put("application", application);
       jsonAlignmentPojo.getAppSettings().put("version", version);
       jsonAlignmentPojo.getAppSettings().put("webStartUrl", webstartUrl);
@@ -154,43 +193,53 @@ public class JSONFile extends AlignFile implements ComplexAlignFile
       if (hiddenSections != null)
       {
         if (hiddenSections[0] != null
-                && getViewport().getExportSettings()
-                        .isExportHiddenColumns())
+                && exportSettings.isExportHiddenColumns())
         {
           jsonAlignmentPojo.getAppSettings().put("hiddenCols",
                   String.valueOf(hiddenSections[0]));
         }
         if (hiddenSections[1] != null
-                && getViewport().getExportSettings()
-                        .isExportHiddenSequences())
+                && exportSettings.isExportHiddenSequences())
         {
           jsonAlignmentPojo.getAppSettings().put("hiddenSeqs",
                   String.valueOf(hiddenSections[1]));
         }
       }
 
-      if (getViewport().getExportSettings().isExportAnnotations())
+      if (exportSettings.isExportAnnotations())
       {
         jsonAlignmentPojo
                 .setAlignAnnotation(annotationToJsonPojo(annotations));
       }
+      else
+      {
+        // These color schemes require annotation, disable them if annotations
+        // are not exported
+        if (globalColourScheme
+                .equalsIgnoreCase(JalviewColourScheme.RNAHelices.toString())
+                || globalColourScheme
+                        .equalsIgnoreCase(JalviewColourScheme.TCoffee
+                                .toString()))
+        {
+          jsonAlignmentPojo.setGlobalColorScheme(ResidueColourScheme.NONE);
+        }
+      }
 
-      if (getViewport().getExportSettings().isExportFeatures())
+      if (exportSettings.isExportFeatures())
       {
         jsonAlignmentPojo
-                .setSeqFeatures(sequenceFeatureToJsonPojo(seqs, fr));
+                .setSeqFeatures(sequenceFeatureToJsonPojo(sqs, fr));
       }
 
-      if (getViewport().getExportSettings().isExportGroups()
-              && seqGroups != null
+      if (exportSettings.isExportGroups() && seqGroups != null
               && seqGroups.size() > 0)
       {
         for (SequenceGroup seqGrp : seqGroups)
         {
           SequenceGrpPojo seqGrpPojo = new SequenceGrpPojo();
           seqGrpPojo.setGroupName(seqGrp.getName());
-          seqGrpPojo.setColourScheme(ColourSchemeProperty
-                  .getColourName(seqGrp.cs));
+          seqGrpPojo.setColourScheme(seqGrp.getColourScheme()
+                  .getSchemeName());
           seqGrpPojo.setColourText(seqGrp.getColourText());
           seqGrpPojo.setDescription(seqGrp.getDescription());
           seqGrpPojo.setDisplayBoxes(seqGrp.getDisplayBoxes());
@@ -200,7 +249,8 @@ public class JSONFile extends AlignFile implements ComplexAlignFile
           seqGrpPojo.setShowNonconserved(seqGrp.getShowNonconserved());
           for (SequenceI seq : seqGrp.getSequences())
           {
-            seqGrpPojo.getSeqsHash().add(String.valueOf(seq.hashCode()));
+            seqGrpPojo.getSequenceRefs()
+                    .add(String.valueOf(seq.hashCode()));
           }
           jsonAlignmentPojo.getSeqGroups().add(seqGrpPojo);
         }
@@ -228,8 +278,9 @@ public class JSONFile extends AlignFile implements ComplexAlignFile
     // hidden column business
     if (getViewport().hasHiddenColumns())
     {
-      List<int[]> hiddenCols = getViewport().getColumnSelection()
-              .getHiddenColumns();
+      List<int[]> hiddenCols = getViewport().getAlignment()
+              .getHiddenColumns()
+              .getHiddenRegions();
       StringBuilder hiddenColsBuilder = new StringBuilder();
       for (int[] range : hiddenCols)
       {
@@ -267,13 +318,19 @@ public class JSONFile extends AlignFile implements ComplexAlignFile
     return hiddenSections;
   }
 
-  public static List<SequenceFeaturesPojo> sequenceFeatureToJsonPojo(
-          List<SequenceI> seqs, FeatureRenderer fr)
+  public List<SequenceFeaturesPojo> sequenceFeatureToJsonPojo(
+          SequenceI[] sqs, FeatureRenderer fr)
   {
-    FeaturesDisplayedI displayedFeatures = (fr == null) ? null : fr
-            .getFeaturesDisplayed();
+    displayedFeatures = (fr == null) ? null : fr.getFeaturesDisplayed();
     List<SequenceFeaturesPojo> sequenceFeaturesPojo = new ArrayList<SequenceFeaturesPojo>();
-    for (SequenceI seq : seqs)
+    if (sqs == null)
+    {
+      return sequenceFeaturesPojo;
+    }
+
+    FeatureColourFinder finder = new FeatureColourFinder(fr);
+
+    for (SequenceI seq : sqs)
     {
       SequenceI dataSetSequence = seq.getDatasetSequence();
       SequenceFeature[] seqFeatures = (dataSetSequence == null) ? null
@@ -293,9 +350,9 @@ public class JSONFile extends AlignFile implements ComplexAlignFile
         {
           SequenceFeaturesPojo jsonFeature = new SequenceFeaturesPojo(
                   String.valueOf(seq.hashCode()));
+
           String featureColour = (fr == null) ? null : jalview.util.Format
-                  .getHexString(fr
-                  .findFeatureColour(Color.white, seq,
+                  .getHexString(finder.findFeatureColour(Color.white, seq,
                           seq.findIndex(sf.getBegin())));
           jsonFeature.setXstart(seq.findIndex(sf.getBegin()) - 1);
           jsonFeature.setXend(seq.findIndex(sf.getEnd()));
@@ -326,6 +383,26 @@ public class JSONFile extends AlignFile implements ComplexAlignFile
       AlignmentAnnotationPojo alignAnnotPojo = new AlignmentAnnotationPojo();
       alignAnnotPojo.setDescription(annot.description);
       alignAnnotPojo.setLabel(annot.label);
+      if (!Double.isNaN(annot.score))
+      {
+        alignAnnotPojo.setScore(annot.score);
+      }
+      alignAnnotPojo.setCalcId(annot.getCalcId());
+      alignAnnotPojo.setGraphType(annot.graph);
+
+      AnnotationDisplaySettingPojo annotSetting = new AnnotationDisplaySettingPojo();
+      annotSetting.setBelowAlignment(annot.belowAlignment);
+      annotSetting.setCentreColLabels(annot.centreColLabels);
+      annotSetting.setScaleColLabel(annot.scaleColLabel);
+      annotSetting.setShowAllColLabels(annot.showAllColLabels);
+      annotSetting.setVisible(annot.visible);
+      annotSetting.setHasIcon(annot.hasIcons);
+      alignAnnotPojo.setAnnotationSettings(annotSetting);
+      SequenceI refSeq = annot.sequenceRef;
+      if (refSeq != null)
+      {
+        alignAnnotPojo.setSequenceRef(String.valueOf(refSeq.hashCode()));
+      }
       for (Annotation annotation : annot.annotations)
       {
         AnnotationPojo annotationPojo = new AnnotationPojo();
@@ -335,12 +412,28 @@ public class JSONFile extends AlignFile implements ComplexAlignFile
           annotationPojo.setValue(annotation.value);
           annotationPojo
                   .setSecondaryStructure(annotation.secondaryStructure);
-          annotationPojo.setDisplayCharacter(annotation.displayCharacter);
+          String displayChar = annotation.displayCharacter == null ? null
+                  : annotation.displayCharacter;
+          // System.out.println("--------------------->[" + displayChar + "]");
+          annotationPojo.setDisplayCharacter(displayChar);
+          if (annotation.colour != null)
+          {
+            annotationPojo.setColour(jalview.util.Format
+                    .getHexString(annotation.colour));
+          }
           alignAnnotPojo.getAnnotations().add(annotationPojo);
         }
         else
         {
-          alignAnnotPojo.getAnnotations().add(annotationPojo);
+          if (annot.getCalcId() != null
+                  && annot.getCalcId().equalsIgnoreCase(TCOFFEE_SCORE))
+          {
+            // do nothing
+          }
+          else
+          {
+            alignAnnotPojo.getAnnotations().add(annotationPojo);
+          }
         }
       }
       jsonAnnotations.add(alignAnnotPojo);
@@ -368,11 +461,10 @@ public class JSONFile extends AlignFile implements ComplexAlignFile
 
       if (jvSettingsJsonObj != null)
       {
-        String jsColourScheme = (String) jvSettingsJsonObj
+        globalColourScheme = (String) jvSettingsJsonObj
                 .get("globalColorScheme");
         Boolean showFeatures = Boolean.valueOf(jvSettingsJsonObj.get(
                 "showSeqFeatures").toString());
-        setColourScheme(getJalviewColorScheme(jsColourScheme));
         setShowSeqFeatures(showFeatures);
         parseHiddenSeqRefsAsList(jvSettingsJsonObj);
         parseHiddenCols(jvSettingsJsonObj);
@@ -398,6 +490,7 @@ public class JSONFile extends AlignFile implements ComplexAlignFile
         seqs.add(seq);
         seqMap.put(seqUniqueId, seq);
       }
+
       parseFeatures(jsonSeqArray);
 
       for (Iterator<JSONObject> seqGrpIter = seqGrpJsonArray.iterator(); seqGrpIter
@@ -419,12 +512,12 @@ public class JSONFile extends AlignFile implements ComplexAlignFile
         int startRes = Integer
                 .valueOf(seqGrpObj.get("startRes").toString());
         int endRes = Integer.valueOf(seqGrpObj.get("endRes").toString());
-        JSONArray seqsHashArray = (JSONArray) seqGrpObj.get("seqsHash");
+        JSONArray sequenceRefs = (JSONArray) seqGrpObj.get("sequenceRefs");
 
         ArrayList<SequenceI> grpSeqs = new ArrayList<SequenceI>();
-        if (seqsHashArray.size() > 0)
+        if (sequenceRefs.size() > 0)
         {
-          Iterator<String> seqHashIter = seqsHashArray.iterator();
+          Iterator<String> seqHashIter = sequenceRefs.iterator();
           while (seqHashIter.hasNext())
           {
             String seqHash = seqHashIter.next();
@@ -435,9 +528,10 @@ public class JSONFile extends AlignFile implements ComplexAlignFile
             }
           }
         }
-        ColourSchemeI scheme = getJalviewColorScheme(colourScheme);
-        SequenceGroup seqGrp = new SequenceGroup(grpSeqs, grpName, scheme,
+        SequenceGroup seqGrp = new SequenceGroup(grpSeqs, grpName, null,
                 displayBoxes, displayText, colourText, startRes, endRes);
+        seqGrp.setColourScheme(ColourSchemeMapper.getJalviewColourScheme(
+                colourScheme, seqGrp));
         seqGrp.setShowNonconserved(showNonconserved);
         seqGrp.setDescription(description);
         this.seqGroups.add(seqGrp);
@@ -465,12 +559,20 @@ public class JSONFile extends AlignFile implements ComplexAlignFile
                     .valueOf(annot.get("value").toString());
             String desc = annot.get("description") == null ? null : annot
                     .get("description").toString();
-
-            char ss = annot.get("secondaryStructure") == null ? ' '
-                    : annot.get("secondaryStructure").toString().charAt(0);
-            String displayChar = annot.get("displayCharacter").toString();
+            char ss = annot.get("secondaryStructure") == null
+                    || annot.get("secondaryStructure").toString()
+                            .equalsIgnoreCase("u0000") ? ' ' : annot
+                    .get("secondaryStructure").toString().charAt(0);
+            String displayChar = annot.get("displayCharacter") == null ? ""
+                    : annot.get("displayCharacter").toString();
 
             annotations[count] = new Annotation(displayChar, desc, ss, val);
+            if (annot.get("colour") != null)
+            {
+              Color color = ColorUtils.parseColourString(annot.get(
+                      "colour").toString());
+              annotations[count].colour = color;
+            }
           }
           ++count;
         }
@@ -478,9 +580,65 @@ public class JSONFile extends AlignFile implements ComplexAlignFile
         AlignmentAnnotation alignAnnot = new AlignmentAnnotation(alAnnot
                 .get("label").toString(), alAnnot.get("description")
                 .toString(), annotations);
+        alignAnnot.graph = (alAnnot.get("graphType") == null) ? 0 : Integer
+                .valueOf(alAnnot.get("graphType").toString());
+
+        JSONObject diplaySettings = (JSONObject) alAnnot
+                .get("annotationSettings");
+        if (diplaySettings != null)
+        {
+
+          alignAnnot.scaleColLabel = (diplaySettings.get("scaleColLabel") == null) ? false
+                  : Boolean.valueOf(diplaySettings.get("scaleColLabel")
+                          .toString());
+          alignAnnot.showAllColLabels = (diplaySettings
+                  .get("showAllColLabels") == null) ? true : Boolean
+                  .valueOf(diplaySettings.get("showAllColLabels")
+                          .toString());
+          alignAnnot.centreColLabels = (diplaySettings
+                  .get("centreColLabels") == null) ? true
+                  : Boolean.valueOf(diplaySettings.get("centreColLabels")
+                          .toString());
+          alignAnnot.belowAlignment = (diplaySettings.get("belowAlignment") == null) ? false
+                  : Boolean.valueOf(diplaySettings.get("belowAlignment")
+                          .toString());
+          alignAnnot.visible = (diplaySettings.get("visible") == null) ? true
+                  : Boolean.valueOf(diplaySettings.get("visible")
+                          .toString());
+          alignAnnot.hasIcons = (diplaySettings.get("hasIcon") == null) ? true
+                  : Boolean.valueOf(diplaySettings.get("hasIcon")
+                          .toString());
+
+        }
+        if (alAnnot.get("score") != null)
+        {
+          alignAnnot.score = Double
+                  .valueOf(alAnnot.get("score").toString());
+        }
+
+        String calcId = (alAnnot.get("calcId") == null) ? "" : alAnnot.get(
+                "calcId").toString();
+        alignAnnot.setCalcId(calcId);
+        String seqHash = (alAnnot.get("sequenceRef") != null) ? alAnnot
+                .get("sequenceRef").toString() : null;
+
+        Sequence sequence = (seqHash != null) ? seqMap.get(seqHash) : null;
+        if (sequence != null)
+        {
+          alignAnnot.sequenceRef = sequence;
+          sequence.addAlignmentAnnotation(alignAnnot);
+          if (alignAnnot.label.equalsIgnoreCase("T-COFFEE"))
+          {
+            alignAnnot.createSequenceMapping(sequence, sequence.getStart(),
+                    false);
+            sequence.addAlignmentAnnotation(alignAnnot);
+            alignAnnot.adjustForAlignment();
+          }
+        }
+        alignAnnot.validateRangeAndDisplay();
         this.annotations.add(alignAnnot);
-      }
 
+      }
     } catch (Exception e)
     {
       e.printStackTrace();
@@ -492,9 +650,11 @@ public class JSONFile extends AlignFile implements ComplexAlignFile
   {
     hiddenSeqRefs = new ArrayList<String>();
     String hiddenSeqs = (String) jvSettingsJson.get("hiddenSeqs");
-    if(hiddenSeqs != null && !hiddenSeqs.isEmpty()){
+    if (hiddenSeqs != null && !hiddenSeqs.isEmpty())
+    {
       String[] seqRefs = hiddenSeqs.split(";");
-      for(String seqRef : seqRefs){
+      for (String seqRef : seqRefs)
+      {
         hiddenSeqRefs.add(seqRef);
       }
     }
@@ -503,12 +663,14 @@ public class JSONFile extends AlignFile implements ComplexAlignFile
   public void parseHiddenCols(JSONObject jvSettingsJson)
   {
     String hiddenCols = (String) jvSettingsJson.get("hiddenCols");
-    if(hiddenCols != null && !hiddenCols.isEmpty()){
-      columnSelection = new ColumnSelection();
+    if (hiddenCols != null && !hiddenCols.isEmpty())
+    {
+      hiddenColumns = new HiddenColumns();
       String[] rangeStrings = hiddenCols.split(";");
-      for(String rangeString : rangeStrings){
+      for (String rangeString : rangeStrings)
+      {
         String[] range = rangeString.split("-");
-        columnSelection.hideColumns(Integer.valueOf(range[0]),
+        hiddenColumns.hideColumns(Integer.valueOf(range[0]),
                 Integer.valueOf(range[1]));
       }
     }
@@ -519,6 +681,7 @@ public class JSONFile extends AlignFile implements ComplexAlignFile
   {
     if (jsonSeqFeatures != null)
     {
+      displayedFeatures = new FeaturesDisplayed();
       for (Iterator<JSONObject> seqFeatureItr = jsonSeqFeatures.iterator(); seqFeatureItr
               .hasNext();)
       {
@@ -550,46 +713,23 @@ public class JSONFile extends AlignFile implements ComplexAlignFile
         sequenceFeature.setBegin(seq.findPosition(begin.intValue()));
         sequenceFeature.setEnd(seq.findPosition(end.intValue()) - 1);
         seq.addSequenceFeature(sequenceFeature);
+        displayedFeatures.setVisible(type);
       }
     }
   }
 
-  public static ColourSchemeI getJalviewColorScheme(
-          String bioJsColourSchemeName)
-  {
-    ColourSchemeI jalviewColor = null;
-    for (JalviewBioJsColorSchemeMapper cs : JalviewBioJsColorSchemeMapper
-            .values())
-    {
-      if (cs.getBioJsName().equalsIgnoreCase(bioJsColourSchemeName))
-      {
-        jalviewColor = cs.getJvColourScheme();
-        break;
-      }
-    }
-    return jalviewColor;
-  }
-
-  public String getGlobalColorScheme()
-  {
-    return globalColorScheme;
-  }
-
-  public void setGlobalColorScheme(String globalColorScheme)
-  {
-    this.globalColorScheme = globalColorScheme;
-  }
-
-  public ColourSchemeI getColourScheme()
+  @Override
+  public String getGlobalColourScheme()
   {
-    return colourScheme;
+    return globalColourScheme;
   }
 
-  public void setColourScheme(ColourSchemeI colourScheme)
+  public void setGlobalColorScheme(String globalColourScheme)
   {
-    this.colourScheme = colourScheme;
+    this.globalColourScheme = globalColourScheme;
   }
 
+  @Override
   public FeaturesDisplayedI getDisplayedFeatures()
   {
     return displayedFeatures;
@@ -600,36 +740,39 @@ public class JSONFile extends AlignFile implements ComplexAlignFile
     this.displayedFeatures = displayedFeatures;
   }
 
-
-  public static String getJSONData(AlignViewportI av)
+  @Override
+  public void configureForView(AlignmentViewPanel avpanel)
   {
-    JSONFile jsonFile = new JSONFile();
-    jsonFile.setViewport(av);
-    jsonFile.seqGroups = av.getAlignment().getGroups();
-    jsonFile.setDisplayedFeatures(av.getFeaturesDisplayed());
-
-    for (SequenceI seq : av.getAlignment().getSequences())
+    if (avpanel == null)
     {
-      jsonFile.seqs.add(seq);
+      return;
     }
-  
+    super.configureForView(avpanel);
+    AlignViewportI viewport = avpanel.getAlignViewport();
+    AlignmentI alignment = viewport.getAlignment();
+    AlignmentAnnotation[] annots = alignment.getAlignmentAnnotation();
+
+    seqGroups = alignment.getGroups();
+    fr = avpanel.cloneFeatureRenderer();
+
     // Add non auto calculated annotation to AlignFile
-    for (AlignmentAnnotation annot : av.getAlignment()
-            .getAlignmentAnnotation())
+    if (annots != null)
     {
-      if (annot != null && !annot.autoCalculated)
+      for (AlignmentAnnotation annot : annots)
       {
-        if (annot.label.equals("PDB.CATempFactor"))
+        if (annot != null && !annot.autoCalculated)
         {
-          continue;
+          annotations.add(annot);
         }
-        jsonFile.annotations.add(annot);
       }
     }
-    String jsonString = jsonFile.print();
-    return jsonString;
+    globalColourScheme = viewport.getGlobalColourScheme().getSchemeName();
+    setDisplayedFeatures(viewport.getFeaturesDisplayed());
+    showSeqFeatures = viewport.isShowSequenceFeatures();
+
   }
 
+  @Override
   public boolean isShowSeqFeatures()
   {
     return showSeqFeatures;
@@ -645,27 +788,23 @@ public class JSONFile extends AlignFile implements ComplexAlignFile
     return annotations;
   }
 
-  public List<int[]> getHiddenColumns()
+  @Override
+  public HiddenColumns getHiddenColumns()
   {
     return hiddenColumns;
   }
 
-  public ColumnSelection getColumnSelection()
-  {
-    return columnSelection;
-  }
-
-  public void setColumnSelection(ColumnSelection columnSelection)
+  public void setHiddenColumns(HiddenColumns hidden)
   {
-    this.columnSelection = columnSelection;
+    this.hiddenColumns = hidden;
   }
 
+  @Override
   public SequenceI[] getHiddenSequences()
   {
     if (hiddenSequences == null || hiddenSequences.isEmpty())
     {
-      return new SequenceI[]
-      {};
+      return new SequenceI[] {};
     }
     synchronized (hiddenSequences)
     {
@@ -740,4 +879,19 @@ public class JSONFile extends AlignFile implements ComplexAlignFile
       this.exportJalviewSettings = exportJalviewSettings;
     }
   }
+
+  /**
+   * Returns a descriptor for suitable feature display settings with
+   * <ul>
+   * <li>ResNums or insertions features visible</li>
+   * <li>insertions features coloured red</li>
+   * <li>ResNum features coloured by label</li>
+   * <li>Insertions displayed above (on top of) ResNums</li>
+   * </ul>
+   */
+  @Override
+  public FeatureSettingsModelI getFeatureColourScheme()
+  {
+    return new PDBFeatureSettings();
+  }
 }