CFF export and strokes groups

plugins/cffadaptor/src/UBCFFAdaptor.cpp

@@ -550,8 +550,8 @@ QDomElement UBCFFAdaptor::UBToCFFConverter::parsePage(const QString &pageFileNam
                 pageFile.close();
                 return QDomElement();
             }
-        } else if (tagname == tUBZGroup) {
+        } else if (tagname == tUBZGroups) {
-            group = parseGroupPageSection(nextTopElement);
+            group = parseGroupsPageSection(nextTopElement);
             if (group.isNull()) {
                 qDebug() << "Page doesn't contains any groups.";
                 pageFile.close();
@@ -634,6 +634,7 @@ QDomElement UBCFFAdaptor::UBToCFFConverter::parseSvgPageSection(const QDomElemen
         else if (tagName == tUBZLine)          parseUBZLine(nextElement, svgElements);
         else if (tagName == tUBZPolygon)       parseUBZPolygon(nextElement, svgElements);
         else if (tagName == tUBZPolyline)      parseUBZPolyline(nextElement, svgElements);
+        else if (tagName == tUBZGroups)        parseGroupsPageSection(nextElement);
 
         nextElement = nextElement.nextSiblingElement();
     }
@@ -694,12 +695,34 @@ bool UBCFFAdaptor::UBToCFFConverter::writeExtendedIwbSection()
 // extended element options
 // editable, background, locked are supported for now
 
-QDomElement UBCFFAdaptor::UBToCFFConverter::parseGroupPageSection(const QDomElement &element)
+QDomElement UBCFFAdaptor::UBToCFFConverter::parseGroupsPageSection(const QDomElement &groupRoot)
 {
 //    First sankore side implementation needed. TODO in Sankore 1.5
-    Q_UNUSED(element)
+    if (!groupRoot.hasChildNodes()) {
-    qDebug() << "parsing ubz group section";
+        qDebug() << "Group root is empty";
         return QDomElement();
+    }
+
+    QDomElement groupElement = groupRoot.firstChildElement();
+
+    while (!groupElement.isNull()) {
+        QDomElement extendedElement = mDataModel->createElementNS(iwbNS, groupElement.tagName());
+        QDomElement groupChildElement = groupElement.firstChildElement();
+        while (!groupChildElement.isNull()) {
+            QDomElement extSubElement = mDataModel->createElementNS(iwbNS, groupChildElement.tagName());
+            extSubElement.setAttribute(aRef, groupChildElement.attribute(aID, QUuid().toString()));
+            extendedElement.appendChild(extSubElement);
+
+            groupChildElement = groupChildElement.nextSiblingElement();
+        }
+
+        mExtendedElements.append(extendedElement);
+
+        groupElement = groupElement.nextSiblingElement();
+    }
+
+    qDebug() << "parsing ubz group section";
+    return groupRoot;
 }
 
 QString UBCFFAdaptor::UBToCFFConverter::getDstContentFolderName(const QString &elementType)

plugins/cffadaptor/src/UBCFFAdaptor.h

@@ -63,7 +63,7 @@ private:
         QDomElement parseSvgPageSection(const QDomElement &element);
         void writeQDomElementToXML(const QDomNode &node);
         bool writeExtendedIwbSection();
-        QDomElement parseGroupPageSection(const QDomElement &element);
+        QDomElement parseGroupsPageSection(const QDomElement &groupRoot);
 
         bool createBackground(const QDomElement &element, QMultiMap<int, QDomElement> &dstSvgList);
         QString createBackgroundImage(const QDomElement &element, QSize size);

plugins/cffadaptor/src/UBCFFConstants.h

@@ -28,6 +28,7 @@ const QString tIWBPageSet = "pageset";
 const QString tId = "id";
 const QString tElement = "element";
 const QString tUBZGroup = "group";
+const QString tUBZGroups = "groups";
 const QString tUBZG = "g";
 const QString tUBZPolygon = "polygon";
 const QString tUBZPolyline = "polyline";

src/adaptors/UBSvgSubsetAdaptor.cpp

@@ -48,6 +48,7 @@
 
 #include "frameworks/UBFileSystemUtils.h"
 #include "frameworks/UBStringUtils.h"
+#include "frameworks/UBFileSystemUtils.h"
 
 #include "core/UBSettings.h"
 #include "core/UBSetting.h"
@@ -79,6 +80,7 @@ const QString UBSvgSubsetAdaptor::sFormerUniboardDocumentNamespaceUri = "http://
 
 const QString tElement = "element";
 const QString tGroup = "group";
+const QString tStrokeGroup = "strokeGroup";
 const QString tGroups = "groups";
 const QString aId = "id";
 
@@ -1152,10 +1154,20 @@ bool UBSvgSubsetAdaptor::UBSvgSubsetWriter::persistScene(int pageIndex)
             QGraphicsItem *item = items.takeFirst();
 
             // Is the item a strokes group?
+
             UBGraphicsStrokesGroup* strokesGroupItem = qgraphicsitem_cast<UBGraphicsStrokesGroup*>(item);
+
             if(strokesGroupItem && strokesGroupItem->isVisible()){
-            	mXmlWriter.writeStartElement("g");
+                QDomElement newGroupElement;
-                mXmlWriter.writeAttribute(UBSettings::uniboardDocumentNamespaceUri, "uuid", UBStringUtils::toCanonicalUuid(strokesGroupItem->uuid()));
+                if (!strokesGroupItem->parentItem() && strokesGroupItem->childItems().count()) {
+                    newGroupElement = groupDomDocument.createElement(tGroup);
+                    newGroupElement.setAttribute(aId, strokesGroupItem->uuid().toString());
+                    groupRoot.appendChild(newGroupElement);
+                }
+
+                //disabling g section parsing as a group of elements. Use groups refs instead
+//                mXmlWriter.writeStartElement("g");
+//                mXmlWriter.writeAttribute(UBSettings::uniboardDocumentNamespaceUri, "uuid", UBStringUtils::toCanonicalUuid(strokesGroupItem->uuid()));
             	QMatrix matrix = item->sceneMatrix();
 				if (!matrix.isIdentity()){
 					mXmlWriter.writeAttribute("transform", toSvgTransform(matrix));
@@ -1163,14 +1175,21 @@ bool UBSvgSubsetAdaptor::UBSvgSubsetWriter::persistScene(int pageIndex)
 
                 // Add the polygons
                 foreach(QGraphicsItem* item, strokesGroupItem->childItems()){
+
                     UBGraphicsPolygonItem* poly = qgraphicsitem_cast<UBGraphicsPolygonItem*>(item);
                     if(NULL != poly){
                         polygonItemToSvgPolygon(poly, true);
+                        if (!newGroupElement.isNull()) {
+                            QDomElement curPolygonElement = groupDomDocument.createElement(tElement);
+                            curPolygonElement.setAttribute(aId, strokesGroupItem->uuid().toString()
+                                                              + poly->uuid().toString());
+                            newGroupElement.appendChild(curPolygonElement);
+                        }
                         items.removeOne(poly);
                     }
                 }
 
-            	mXmlWriter.writeEndElement(); //g
+//                mXmlWriter.writeEndElement(); //g
             }
 
             // Is the item a polygon?
@@ -1401,12 +1420,12 @@ bool UBSvgSubsetAdaptor::UBSvgSubsetWriter::persistScene(int pageIndex)
             QDomElement curElement = groupRoot.firstChildElement();
             while (!curElement.isNull()) {
                 if (curElement.hasAttribute(aId)) {
-                    mXmlWriter.writeStartElement(tGroup);
+                    mXmlWriter.writeStartElement(curElement.tagName());
                     mXmlWriter.writeAttribute(aId, curElement.attribute(aId));
                     QDomElement curSubElement = curElement.firstChildElement();
                     while (!curSubElement.isNull()) {
                         if (curSubElement.hasAttribute(aId)) {
-                            mXmlWriter.writeStartElement(tElement);
+                            mXmlWriter.writeStartElement(curSubElement.tagName());
                             mXmlWriter.writeAttribute(aId, curSubElement.attribute(aId));
                             mXmlWriter.writeEndElement();
                             curSubElement = curSubElement.nextSiblingElement();
@@ -1454,8 +1473,16 @@ void UBSvgSubsetAdaptor::UBSvgSubsetWriter::persistGroupToDom(QGraphicsItem *gro
             if (!tmpUuid.isNull()) {
                 if (item->type() == UBGraphicsGroupContainerItem::Type && item->childItems().count()) {
                     persistGroupToDom(item, curParent, groupDomDocument);
+                } else if (item->type() == UBGraphicsStrokesGroup::Type) {
+                    foreach (QGraphicsItem *polygonItem, item->childItems()) {
+                        QDomElement curPolygonElement = groupDomDocument->createElement(tElement);
+                        curPolygonElement.setAttribute(aId, tmpUuid.toString()
+                                                          + UBGraphicsItem::getOwnUuid(polygonItem).toString());
+                        curGroupElement.appendChild(curPolygonElement);
+                    }
                 } else {
-                    QDomElement curSubElement = groupDomDocument->createElement(tGroup);
+                    QDomElement curSubElement = groupDomDocument->createElement(tElement);
+
                     curSubElement.setAttribute(aId, tmpUuid);
                     curGroupElement.appendChild(curSubElement);
                 }
@@ -1464,6 +1491,27 @@ void UBSvgSubsetAdaptor::UBSvgSubsetWriter::persistGroupToDom(QGraphicsItem *gro
     }
 }
 
+void UBSvgSubsetAdaptor::UBSvgSubsetWriter::persistStrokeToDom(QGraphicsItem *strokeItem, QDomElement *curParent, QDomDocument *curDomDocument)
+{
+    QUuid uuid = UBGraphicsScene::getPersonalUuid(strokeItem);
+    if (!uuid.isNull()) {
+        QDomElement curStrokesGroupElement = curDomDocument->createElement(tStrokeGroup);
+        curStrokesGroupElement.setAttribute(aId, uuid);
+        curParent->appendChild(curStrokesGroupElement);
+
+        foreach (QGraphicsItem *item, strokeItem->childItems()) {
+            QUuid tmpUuid = UBGraphicsScene::getPersonalUuid(item);
+            if (!tmpUuid.isNull()) {
+                if (item->type() == UBGraphicsPolygonItem::Type && item->childItems().count()) {
+                    QDomElement curSubElement = curDomDocument->createElement(tElement);
+                    curSubElement.setAttribute(aId, tmpUuid);
+                    curStrokesGroupElement.appendChild(curSubElement);
+                }
+            }
+        }
+    }
+}
+
 void UBSvgSubsetAdaptor::UBSvgSubsetWriter::polygonItemToSvgLine(UBGraphicsPolygonItem* polygonItem, bool groupHoldsInfo)
 {
     mXmlWriter.writeStartElement("line");
@@ -1615,6 +1663,8 @@ void UBSvgSubsetAdaptor::UBSvgSubsetWriter::polygonItemToSvgPolygon(UBGraphicsPo
                                       , "fill-on-light-background", polygonItem->colorOnLightBackground().name());
         }
 
+        mXmlWriter.writeAttribute(UBSettings::uniboardDocumentNamespaceUri, "uuid", UBStringUtils::toCanonicalUuid(polygonItem->uuid()));
+
         mXmlWriter.writeEndElement();
     }
 }

src/adaptors/UBSvgSubsetAdaptor.h

@@ -179,6 +179,7 @@ class UBSvgSubsetAdaptor
             private:
 
                 void persistGroupToDom(QGraphicsItem *groupItem, QDomElement *curParent, QDomDocument *curDomDocument);
+                void persistStrokeToDom(QGraphicsItem *strokeItem, QDomElement *curParent, QDomDocument *curDomDocument);
                 void polygonItemToSvgPolygon(UBGraphicsPolygonItem* polygonItem, bool groupHoldsInfo);
                 void polygonItemToSvgLine(UBGraphicsPolygonItem* polygonItem, bool groupHoldsInfo);
                 void strokeToSvgPolyline(UBGraphicsStroke* stroke, bool groupHoldsInfo);

src/domain/UBGraphicsPolygonItem.cpp

@@ -60,6 +60,13 @@ UBGraphicsPolygonItem::UBGraphicsPolygonItem (const QLineF& pLine, qreal pWidth)
 void UBGraphicsPolygonItem::initialize()
 {
     setData(UBGraphicsItemData::itemLayerType, QVariant(itemLayerType::DrawingItem)); //Necessary to set if we want z value to be assigned correctly
+    setUuid(QUuid::createUuid());
+}
+
+void UBGraphicsPolygonItem::setUuid(const QUuid &pUuid)
+{
+    UBItem::setUuid(pUuid);
+    setData(UBGraphicsItemData::ItemUuid, QVariant(pUuid)); //store item uuid inside the QGraphicsItem to fast operations with Items on the scene
 }
 
 void UBGraphicsPolygonItem::clearStroke()

src/domain/UBGraphicsPolygonItem.h

@@ -39,6 +39,8 @@ class UBGraphicsPolygonItem : public QGraphicsPolygonItem, public UBItem
 
         void initialize();
 
+        void setUuid(const QUuid &pUuid);
+
         void setStrokesGroup(UBGraphicsStrokesGroup* group);
         UBGraphicsStrokesGroup* strokesGroup() const{return mpGroup;}
         void setColor(const QColor& color);