static Inkscape::XML::Node *
sp_textpath_write(SPObject *object, Inkscape::XML::Document *xml_doc, Inkscape::XML::Node *repr, guint flags)
{
SPTextPath *textpath = SP_TEXTPATH(object);
if ((flags & SP_OBJECT_WRITE_BUILD) && !repr) {
repr = xml_doc->createElement("svg:textPath");
}
textpath->attributes.writeTo(repr);
if (textpath->startOffset._set) {
if (textpath->startOffset.unit == SVGLength::PERCENT) {
Inkscape::SVGOStringStream os;
os << (textpath->startOffset.computed * 100.0) << "%";
SP_OBJECT_REPR(textpath)->setAttribute("startOffset", os.str().c_str());
} else {
/* FIXME: This logic looks rather undesirable if e.g. startOffset is to be
in ems. */
sp_repr_set_svg_double(repr, "startOffset", textpath->startOffset.computed);
}
}
if ( textpath->sourcePath->sourceHref ) repr->setAttribute("xlink:href", textpath->sourcePath->sourceHref);
if ( flags&SP_OBJECT_WRITE_BUILD ) {
GSList *l = NULL;
for (SPObject* child = sp_object_first_child(object) ; child != NULL ; child = SP_OBJECT_NEXT(child) ) {
Inkscape::XML::Node* c_repr=NULL;
if ( SP_IS_TSPAN(child) || SP_IS_TREF(child) ) {
c_repr = child->updateRepr(xml_doc, NULL, flags);
} else if ( SP_IS_TEXTPATH(child) ) {
//c_repr = child->updateRepr(xml_doc, NULL, flags); // shouldn't happen
} else if ( SP_IS_STRING(child) ) {
c_repr = xml_doc->createTextNode(SP_STRING(child)->string.c_str());
}
if ( c_repr ) l = g_slist_prepend(l, c_repr);
}
while ( l ) {
repr->addChild((Inkscape::XML::Node *) l->data, NULL);
Inkscape::GC::release((Inkscape::XML::Node *) l->data);
l = g_slist_remove(l, l->data);
}
} else {
for (SPObject* child = sp_object_first_child(object) ; child != NULL ; child = SP_OBJECT_NEXT(child) ) {
if ( SP_IS_TSPAN(child) || SP_IS_TREF(child) ) {
child->updateRepr(flags);
} else if ( SP_IS_TEXTPATH(child) ) {
//c_repr = child->updateRepr(xml_doc, NULL, flags); // shouldn't happen
} else if ( SP_IS_STRING(child) ) {
SP_OBJECT_REPR(child)->setContent(SP_STRING(child)->string.c_str());
}
}
}
if (((SPObjectClass *) textpath_parent_class)->write)
((SPObjectClass *) textpath_parent_class)->write(object, xml_doc, repr, flags);
return repr;
}
Inkscape::XML::Node* SPTSpan::write(Inkscape::XML::Document *xml_doc, Inkscape::XML::Node *repr, guint flags) {
if ((flags & SP_OBJECT_WRITE_BUILD) && !repr) {
repr = xml_doc->createElement("svg:tspan");
}
this->attributes.writeTo(repr);
if ( flags&SP_OBJECT_WRITE_BUILD ) {
GSList *l = NULL;
for (SPObject* child = this->firstChild() ; child ; child = child->getNext() ) {
Inkscape::XML::Node* c_repr=NULL;
if ( SP_IS_TSPAN(child) || SP_IS_TREF(child) ) {
c_repr = child->updateRepr(xml_doc, NULL, flags);
} else if ( SP_IS_TEXTPATH(child) ) {
//c_repr = child->updateRepr(xml_doc, NULL, flags); // shouldn't happen
} else if ( SP_IS_STRING(child) ) {
c_repr = xml_doc->createTextNode(SP_STRING(child)->string.c_str());
}
if ( c_repr ) {
l = g_slist_prepend(l, c_repr);
}
}
while ( l ) {
repr->addChild((Inkscape::XML::Node *) l->data, NULL);
Inkscape::GC::release((Inkscape::XML::Node *) l->data);
l = g_slist_remove(l, l->data);
}
} else {
for (SPObject* child = this->firstChild() ; child ; child = child->getNext() ) {
if ( SP_IS_TSPAN(child) || SP_IS_TREF(child) ) {
child->updateRepr(flags);
} else if ( SP_IS_TEXTPATH(child) ) {
//c_repr = child->updateRepr(xml_doc, NULL, flags); // shouldn't happen
} else if ( SP_IS_STRING(child) ) {
child->getRepr()->setContent(SP_STRING(child)->string.c_str());
}
}
}
SPItem::write(xml_doc, repr, flags);
return repr;
}
static Inkscape::XML::Node *
sp_tspan_write(SPObject *object, Inkscape::XML::Document *xml_doc, Inkscape::XML::Node *repr, guint flags)
{
SPTSpan *tspan = SP_TSPAN(object);
if ((flags & SP_OBJECT_WRITE_BUILD) && !repr) {
repr = xml_doc->createElement("svg:tspan");
}
tspan->attributes.writeTo(repr);
if ( flags&SP_OBJECT_WRITE_BUILD ) {
GSList *l = NULL;
for (SPObject* child = sp_object_first_child(object) ; child != NULL ; child = SP_OBJECT_NEXT(child) ) {
Inkscape::XML::Node* c_repr=NULL;
if ( SP_IS_TSPAN(child) || SP_IS_TREF(child) ) {
c_repr = child->updateRepr(xml_doc, NULL, flags);
} else if ( SP_IS_TEXTPATH(child) ) {
//c_repr = child->updateRepr(xml_doc, NULL, flags); // shouldn't happen
} else if ( SP_IS_STRING(child) ) {
c_repr = xml_doc->createTextNode(SP_STRING(child)->string.c_str());
}
if ( c_repr ) l = g_slist_prepend(l, c_repr);
}
while ( l ) {
repr->addChild((Inkscape::XML::Node *) l->data, NULL);
Inkscape::GC::release((Inkscape::XML::Node *) l->data);
l = g_slist_remove(l, l->data);
}
} else {
for (SPObject* child = sp_object_first_child(object) ; child != NULL ; child = SP_OBJECT_NEXT(child) ) {
if ( SP_IS_TSPAN(child) || SP_IS_TREF(child) ) {
child->updateRepr(flags);
} else if ( SP_IS_TEXTPATH(child) ) {
//c_repr = child->updateRepr(xml_doc, NULL, flags); // shouldn't happen
} else if ( SP_IS_STRING(child) ) {
SP_OBJECT_REPR(child)->setContent(SP_STRING(child)->string.c_str());
}
}
}
if (((SPObjectClass *) tspan_parent_class)->write)
((SPObjectClass *) tspan_parent_class)->write(object, xml_doc, repr, flags);
return repr;
}
/**
* Returns true if a tref is fully contained in the confines of the given
* iterators and layout (or if there is no tref).
*/
bool
sp_tref_fully_contained(SPObject *start_item, Glib::ustring::iterator &start,
SPObject *end_item, Glib::ustring::iterator &end)
{
bool fully_contained = false;
if (start_item && end_item) {
// If neither the beginning or the end is a tref then we return true (whether there
// is a tref in the innards or not, because if there is one then it must be totally
// contained)
if (!(SP_IS_STRING(start_item) && SP_IS_TREF(start_item->parent))
&& !(SP_IS_STRING(end_item) && SP_IS_TREF(end_item->parent))) {
fully_contained = true;
}
// Both the beginning and end are trefs; but in this case, the string iterators
// must be at the right places
else if ((SP_IS_STRING(start_item) && SP_IS_TREF(start_item->parent))
&& (SP_IS_STRING(end_item) && SP_IS_TREF(end_item->parent))) {
if (start == SP_STRING(start_item)->string.begin()
&& end == SP_STRING(start_item)->string.end()) {
fully_contained = true;
}
}
// If the beginning is a string that is a child of a tref, the iterator has to be
// at the beginning of the item
else if ((SP_IS_STRING(start_item) && SP_IS_TREF(start_item->parent))
&& !(SP_IS_STRING(end_item) && SP_IS_TREF(end_item->parent))) {
if (start == SP_STRING(start_item)->string.begin()) {
fully_contained = true;
}
}
// Same, but the for the end
else if (!(SP_IS_STRING(start_item) && SP_IS_TREF(start_item->parent))
&& (SP_IS_STRING(end_item) && SP_IS_TREF(end_item->parent))) {
if (end == SP_STRING(start_item)->string.end()) {
fully_contained = true;
}
}
}
return fully_contained;
}
bool
item_type_match (SPItem *item, GtkWidget *widget)
{
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
if (SP_IS_RECT(item)) {
return (type_checkbox (widget, "shapes") || type_checkbox (widget, "rects"));
} else if (SP_IS_GENERICELLIPSE(item) || SP_IS_ELLIPSE(item) || SP_IS_ARC(item) || SP_IS_CIRCLE(item)) {
return (type_checkbox (widget, "shapes") || type_checkbox (widget, "ellipses"));
} else if (SP_IS_STAR(item) || SP_IS_POLYGON(item)) {
return (type_checkbox (widget, "shapes") || type_checkbox (widget, "stars"));
} else if (SP_IS_SPIRAL(item)) {
return (type_checkbox (widget, "shapes") || type_checkbox (widget, "spirals"));
} else if (SP_IS_PATH(item) || SP_IS_LINE(item) || SP_IS_POLYLINE(item)) {
return (type_checkbox (widget, "paths"));
} else if (SP_IS_TEXT(item) || SP_IS_TSPAN(item) || SP_IS_TREF(item) || SP_IS_STRING(item)) {
return (type_checkbox (widget, "texts"));
} else if (SP_IS_GROUP(item) && !desktop->isLayer(item) ) { // never select layers!
return (type_checkbox (widget, "groups"));
} else if (SP_IS_USE(item)) {
return (type_checkbox (widget, "clones"));
} else if (SP_IS_IMAGE(item)) {
return (type_checkbox (widget, "images"));
} else if (SP_IS_OFFSET(item)) {
return (type_checkbox (widget, "offsets"));
}
return false;
}
/**
* This function will create a new tspan element with the same attributes as
* the tref had and add the same text as a child. The tref is replaced in the
* tree with the new tspan.
* The code is based partially on sp_use_unlink
*/
SPObject *
sp_tref_convert_to_tspan(SPObject *obj)
{
SPObject * new_tspan = NULL;
////////////////////
// BASE CASE
////////////////////
if (SP_IS_TREF(obj)) {
SPTRef *tref = SP_TREF(obj);
if (tref && tref->stringChild) {
Inkscape::XML::Node *tref_repr = tref->getRepr();
Inkscape::XML::Node *tref_parent = tref_repr->parent();
SPDocument *document = tref->document;
Inkscape::XML::Document *xml_doc = document->getReprDoc();
Inkscape::XML::Node *new_tspan_repr = xml_doc->createElement("svg:tspan");
// Add the new tspan element just after the current tref
tref_parent->addChild(new_tspan_repr, tref_repr);
Inkscape::GC::release(new_tspan_repr);
new_tspan = document->getObjectByRepr(new_tspan_repr);
// Create a new string child for the tspan
Inkscape::XML::Node *new_string_repr = tref->stringChild->getRepr()->duplicate(xml_doc);
new_tspan_repr->addChild(new_string_repr, NULL);
//SPObject * new_string_child = document->getObjectByRepr(new_string_repr);
// Merge style from the tref
SPStyle *new_tspan_sty = new_tspan->style;
SPStyle const *tref_sty = tref->style;
sp_style_merge_from_dying_parent(new_tspan_sty, tref_sty);
sp_style_merge_from_parent(new_tspan_sty, new_tspan->parent->style);
new_tspan->updateRepr();
// Hold onto our SPObject and repr for now.
sp_object_ref(tref, NULL);
Inkscape::GC::anchor(tref_repr);
// Remove ourselves, not propagating delete events to avoid a
// chain-reaction with other elements that might reference us.
tref->deleteObject(false);
// Give the copy our old id and let go of our old repr.
new_tspan_repr->setAttribute("id", tref_repr->attribute("id"));
Inkscape::GC::release(tref_repr);
// Establish the succession and let go of our object.
tref->setSuccessor(new_tspan);
sp_object_unref(tref, NULL);
}
}
////////////////////
// RECURSIVE CASE
////////////////////
else {
GSList *l = NULL;
for (SPObject *child = obj->firstChild() ; child != NULL ; child = child->getNext() ) {
sp_object_ref(child, obj);
l = g_slist_prepend (l, child);
}
l = g_slist_reverse (l);
while (l) {
SPObject *child = reinterpret_cast<SPObject *>(l->data); // We just built this list, so cast is safe.
l = g_slist_remove (l, child);
// Note that there may be more than one conversion happening here, so if it's not a
// tref being passed into this function, the returned value can't be specifically known
new_tspan = sp_tref_convert_to_tspan(child);
sp_object_unref(child, obj);
}
}
return new_tspan;
}