static Inkscape::XML::Node *
sp_flowregionexclude_write (SPObject *object, Inkscape::XML::Document *xml_doc, Inkscape::XML::Node *repr, guint flags)
{
if (flags & SP_OBJECT_WRITE_BUILD) {
if ( repr == NULL ) {
repr = xml_doc->createElement("svg:flowRegionExclude");
}
GSList *l = NULL;
for ( SPObject *child = sp_object_first_child(object) ; child != NULL; child = SP_OBJECT_NEXT(child) ) {
Inkscape::XML::Node *crepr = child->updateRepr(xml_doc, NULL, flags);
if (crepr) l = g_slist_prepend(l, crepr);
}
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) ) {
child->updateRepr(flags);
}
}
if (((SPObjectClass *) (flowregionexclude_parent_class))->write)
((SPObjectClass *) (flowregionexclude_parent_class))->write (object, xml_doc, repr, flags);
return repr;
}
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;
}
static void
sp_clippath_modified(SPObject *object, guint flags)
{
if (flags & SP_OBJECT_MODIFIED_FLAG) {
flags |= SP_OBJECT_PARENT_MODIFIED_FLAG;
}
flags &= SP_OBJECT_MODIFIED_CASCADE;
SPObjectGroup *og = SP_OBJECTGROUP(object);
GSList *l = NULL;
for (SPObject *child = sp_object_first_child(SP_OBJECT(og)); child != NULL; child = SP_OBJECT_NEXT(child)) {
g_object_ref(G_OBJECT(child));
l = g_slist_prepend(l, child);
}
l = g_slist_reverse(l);
while (l) {
SPObject *child = SP_OBJECT(l->data);
l = g_slist_remove(l, child);
if (flags || (child->mflags & (SP_OBJECT_MODIFIED_FLAG | SP_OBJECT_CHILD_MODIFIED_FLAG))) {
child->emitModified(flags);
}
g_object_unref(G_OBJECT(child));
}
}
NRArenaItem *
sp_clippath_show(SPClipPath *cp, NRArena *arena, unsigned int key)
{
g_return_val_if_fail(cp != NULL, NULL);
g_return_val_if_fail(SP_IS_CLIPPATH(cp), NULL);
g_return_val_if_fail(arena != NULL, NULL);
g_return_val_if_fail(NR_IS_ARENA(arena), NULL);
NRArenaItem *ai = NRArenaGroup::create(arena);
cp->display = sp_clippath_view_new_prepend(cp->display, key, ai);
for (SPObject *child = sp_object_first_child(SP_OBJECT(cp)) ; child != NULL; child = SP_OBJECT_NEXT(child)) {
if (SP_IS_ITEM(child)) {
NRArenaItem *ac = sp_item_invoke_show(SP_ITEM(child), arena, key, SP_ITEM_REFERENCE_FLAGS);
if (ac) {
/* The order is not important in clippath */
nr_arena_item_add_child(ai, ac, NULL);
}
}
}
if (cp->clipPathUnits == SP_CONTENT_UNITS_OBJECTBOUNDINGBOX) {
Geom::Matrix t(Geom::Scale(cp->display->bbox.x1 - cp->display->bbox.x0, cp->display->bbox.y1 - cp->display->bbox.y0));
t[4] = cp->display->bbox.x0;
t[5] = cp->display->bbox.y0;
nr_arena_group_set_child_transform(NR_ARENA_GROUP(ai), &t);
}
return ai;
}
/**
Returns the topmost non-layer group from the descendants of group which is at point
p, or NULL if none. Recurses into layers but not into groups.
*/
SPItem*
find_group_at_point(unsigned int dkey, SPGroup *group, Geom::Point const p)
{
SPItem *seen = NULL;
Inkscape::Preferences *prefs = Inkscape::Preferences::get();
gdouble delta = prefs->getDouble("/options/cursortolerance/value", 1.0);
for (SPObject *o = sp_object_first_child(SP_OBJECT(group)) ; o != NULL ; o = SP_OBJECT_NEXT(o) ) {
if (!SP_IS_ITEM(o)) continue;
if (SP_IS_GROUP(o) && SP_GROUP(o)->effectiveLayerMode(dkey) == SPGroup::LAYER) {
SPItem *newseen = find_group_at_point(dkey, SP_GROUP(o), p);
if (newseen) {
seen = newseen;
}
}
if (SP_IS_GROUP(o) && SP_GROUP(o)->effectiveLayerMode(dkey) != SPGroup::LAYER ) {
SPItem *child = SP_ITEM(o);
NRArenaItem *arenaitem = sp_item_get_arenaitem(child, dkey);
// seen remembers the last (topmost) of groups pickable at this point
if (arenaitem && nr_arena_item_invoke_pick(arenaitem, p, delta, 1) != NULL) {
seen = child;
}
}
}
return seen;
}
void
text_remove_all_kerns_recursively(SPObject *o)
{
SP_OBJECT_REPR(o)->setAttribute("dx", NULL);
SP_OBJECT_REPR(o)->setAttribute("dy", NULL);
SP_OBJECT_REPR(o)->setAttribute("rotate", NULL);
// if x contains a list, leave only the first value
gchar *x = (gchar *) SP_OBJECT_REPR(o)->attribute("x");
if (x) {
gchar **xa_space = g_strsplit(x, " ", 0);
gchar **xa_comma = g_strsplit(x, ",", 0);
if (xa_space && *xa_space && *(xa_space + 1)) {
SP_OBJECT_REPR(o)->setAttribute("x", g_strdup(*xa_space));
} else if (xa_comma && *xa_comma && *(xa_comma + 1)) {
SP_OBJECT_REPR(o)->setAttribute("x", g_strdup(*xa_comma));
}
g_strfreev(xa_space);
g_strfreev(xa_comma);
}
for (SPObject *i = sp_object_first_child(o); i != NULL; i = SP_OBJECT_NEXT(i)) {
text_remove_all_kerns_recursively(i);
}
}
static void
sp_flowregionexclude_modified (SPObject *object, guint flags)
{
SPFlowregionExclude *group;
SPObject *child;
GSList *l;
group = SP_FLOWREGIONEXCLUDE (object);
if (flags & SP_OBJECT_MODIFIED_FLAG) flags |= SP_OBJECT_PARENT_MODIFIED_FLAG;
flags &= SP_OBJECT_MODIFIED_CASCADE;
l = NULL;
for (child = sp_object_first_child(object) ; child != NULL ; child = SP_OBJECT_NEXT(child) ) {
g_object_ref (G_OBJECT (child));
l = g_slist_prepend (l, child);
}
l = g_slist_reverse (l);
while (l) {
child = SP_OBJECT (l->data);
l = g_slist_remove (l, child);
if (flags || (child->mflags & (SP_OBJECT_MODIFIED_FLAG | SP_OBJECT_CHILD_MODIFIED_FLAG))) {
child->emitModified(flags);
}
g_object_unref (G_OBJECT (child));
}
}
static void
sp_flowpara_update (SPObject *object, SPCtx *ctx, unsigned int flags)
{
SPItemCtx *ictx=(SPItemCtx *) ctx;
SPItemCtx cctx=*ictx;
if (((SPObjectClass *) (flowpara_parent_class))->update)
((SPObjectClass *) (flowpara_parent_class))->update (object, ctx, flags);
if (flags & SP_OBJECT_MODIFIED_FLAG) flags |= SP_OBJECT_PARENT_MODIFIED_FLAG;
flags &= SP_OBJECT_MODIFIED_CASCADE;
GSList* l = NULL;
for (SPObject *child = sp_object_first_child(object) ; child != NULL ; child = SP_OBJECT_NEXT(child) ) {
g_object_ref (G_OBJECT (child));
l = g_slist_prepend (l, child);
}
l = g_slist_reverse (l);
while (l) {
SPObject *child = SP_OBJECT (l->data);
l = g_slist_remove (l, child);
if (flags || (child->uflags & (SP_OBJECT_MODIFIED_FLAG | SP_OBJECT_CHILD_MODIFIED_FLAG))) {
if (SP_IS_ITEM (child)) {
SPItem const &chi = *SP_ITEM(child);
cctx.i2doc = chi.transform * ictx->i2doc;
cctx.i2vp = chi.transform * ictx->i2vp;
child->updateDisplay((SPCtx *)&cctx, flags);
} else {
child->updateDisplay(ctx, flags);
}
}
g_object_unref (G_OBJECT (child));
}
}
static void
sp_flowpara_modified (SPObject *object, guint flags)
{
SPObject *child;
GSList *l;
if (((SPObjectClass *) (flowpara_parent_class))->modified)
((SPObjectClass *) (flowpara_parent_class))->modified (object, flags);
if (flags & SP_OBJECT_MODIFIED_FLAG) flags |= SP_OBJECT_PARENT_MODIFIED_FLAG;
flags &= SP_OBJECT_MODIFIED_CASCADE;
l = NULL;
for (child = sp_object_first_child(object) ; child != NULL ; child = SP_OBJECT_NEXT(child) ) {
g_object_ref (G_OBJECT (child));
l = g_slist_prepend (l, child);
}
l = g_slist_reverse (l);
while (l) {
child = SP_OBJECT (l->data);
l = g_slist_remove (l, child);
if (flags || (child->mflags & (SP_OBJECT_MODIFIED_FLAG | SP_OBJECT_CHILD_MODIFIED_FLAG))) {
child->emitModified(flags);
}
g_object_unref (G_OBJECT (child));
}
}
/**
Returns the bottommost item from the list which is at the point, or NULL if none.
*/
SPItem*
sp_document_item_from_list_at_point_bottom(unsigned int dkey, SPGroup *group, GSList const *list,
Geom::Point const p, bool take_insensitive)
{
g_return_val_if_fail(group, NULL);
Inkscape::Preferences *prefs = Inkscape::Preferences::get();
gdouble delta = prefs->getDouble("/options/cursortolerance/value", 1.0);
for (SPObject *o = sp_object_first_child(SP_OBJECT(group)) ; o != NULL ; o = SP_OBJECT_NEXT(o) ) {
if (!SP_IS_ITEM(o)) continue;
SPItem *item = SP_ITEM(o);
NRArenaItem *arenaitem = sp_item_get_arenaitem(item, dkey);
if (arenaitem && nr_arena_item_invoke_pick(arenaitem, p, delta, 1) != NULL
&& (take_insensitive || item->isVisibleAndUnlocked(dkey))) {
if (g_slist_find((GSList *) list, item) != NULL)
return item;
}
if (SP_IS_GROUP(o)) {
SPItem *found = sp_document_item_from_list_at_point_bottom(dkey, SP_GROUP(o), list, p, take_insensitive);
if (found)
return found;
}
}
return NULL;
}
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;
}
unsigned int
count_objects_recursive(SPObject *obj, unsigned int count)
{
count++; // obj itself
for (SPObject *i = sp_object_first_child(obj); i != NULL; i = SP_OBJECT_NEXT(i)) {
count = count_objects_recursive(i, count);
}
return count;
}
static Inkscape::XML::Node *
sp_flowpara_write (SPObject *object, Inkscape::XML::Document *xml_doc, Inkscape::XML::Node *repr, guint flags)
{
// SPFlowpara *group = SP_FLOWPARA (object);
if ( flags&SP_OBJECT_WRITE_BUILD ) {
if ( repr == NULL ) repr = xml_doc->createElement("svg:flowPara");
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_FLOWTSPAN (child) ) {
c_repr = child->updateRepr(xml_doc, NULL, flags);
} else if ( SP_IS_FLOWPARA (child) ) {
c_repr = child->updateRepr(xml_doc, NULL, flags);
} 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_FLOWTSPAN (child) ) {
child->updateRepr(flags);
} else if ( SP_IS_FLOWPARA (child) ) {
child->updateRepr(flags);
} else if ( SP_IS_STRING(child) ) {
SP_OBJECT_REPR (child)->setContent(SP_STRING(child)->string.c_str());
}
}
}
if (((SPObjectClass *) (flowpara_parent_class))->write)
((SPObjectClass *) (flowpara_parent_class))->write (object, xml_doc, repr, flags);
return repr;
}
void SPDocument::add_persp3d (Persp3D * const /*persp*/)
{
SPDefs *defs = SP_ROOT(this->root)->defs;
for (SPObject *i = sp_object_first_child(SP_OBJECT(defs)); i != NULL; i = SP_OBJECT_NEXT(i) ) {
if (SP_IS_PERSP3D(i)) {
g_print ("Encountered a Persp3D in defs\n");
}
}
g_print ("Adding Persp3D to defs\n");
persp3d_create_xml_element (this);
}
/**
Returns true if an item is among the descendants of group (recursively).
*/
bool item_is_in_group(SPItem *item, SPGroup *group)
{
for (SPObject *o = sp_object_first_child(SP_OBJECT(group)) ; o != NULL ; o = SP_OBJECT_NEXT(o) ) {
if (!SP_IS_ITEM(o)) continue;
if (SP_ITEM(o) == item)
return true;
if (SP_IS_GROUP(o))
if (item_is_in_group(item, SP_GROUP(o)))
return true;
}
return false;
}
void SPFlowregionExclude::UpdateComputed(void)
{
SPObject* object=SP_OBJECT(this);
if (computed) {
delete computed;
computed = NULL;
}
for (SPObject* child = sp_object_first_child(object) ; child != NULL ; child = SP_OBJECT_NEXT(child) ) {
GetDest(child,&computed);
}
}
void SPFlowregion::UpdateComputed(void)
{
SPObject* object=SP_OBJECT(this);
for (std::vector<Shape*>::iterator it = computed.begin() ; it != computed.end() ; it++)
delete *it;
computed.clear();
for (SPObject* child = sp_object_first_child(object) ; child != NULL ; child = SP_OBJECT_NEXT(child) ) {
Shape *shape = NULL;
GetDest(child,&shape);
computed.push_back(shape);
}
}
void
vacuum_document_recursive(SPObject *obj)
{
if (SP_IS_DEFS(obj)) {
for (SPObject *def = obj->firstChild(); def; def = SP_OBJECT_NEXT(def)) {
/* fixme: some inkscape-internal nodes in the future might not be collectable */
def->requestOrphanCollection();
}
} else {
for (SPObject *i = sp_object_first_child(obj); i != NULL; i = SP_OBJECT_NEXT(i)) {
vacuum_document_recursive(i);
}
}
}
/* Create a default perspective in document defs if none is present (which can happen, among other
* circumstances, after 'vacuum defs' or when a pre-0.46 file is opened).
*/
static void sp_box3d_context_ensure_persp_in_defs(SPDocument *document) {
SPDefs *defs = (SPDefs *) SP_DOCUMENT_DEFS(document);
bool has_persp = false;
for (SPObject *child = sp_object_first_child(defs); child != NULL; child = SP_OBJECT_NEXT(child) ) {
if (SP_IS_PERSP3D(child)) {
has_persp = true;
break;
}
}
if (!has_persp) {
document->setCurrentPersp3D(persp3d_create_xml_element (document));
}
}
static void
sp_tspan_update(SPObject *object, SPCtx *ctx, guint flags)
{
if (((SPObjectClass *) tspan_parent_class)->update)
((SPObjectClass *) tspan_parent_class)->update(object, ctx, flags);
if (flags & SP_OBJECT_MODIFIED_FLAG) flags |= SP_OBJECT_PARENT_MODIFIED_FLAG;
flags &= SP_OBJECT_MODIFIED_CASCADE;
SPObject *ochild;
for ( ochild = sp_object_first_child(object) ; ochild ; ochild = SP_OBJECT_NEXT(ochild) ) {
if ( flags || ( ochild->uflags & SP_OBJECT_MODIFIED_FLAG )) {
ochild->updateDisplay(ctx, flags);
}
}
}
static void
sp_textpath_modified(SPObject *object, unsigned flags)
{
if (((SPObjectClass *) textpath_parent_class)->modified)
((SPObjectClass *) textpath_parent_class)->modified(object, flags);
if (flags & SP_OBJECT_MODIFIED_FLAG)
flags |= SP_OBJECT_PARENT_MODIFIED_FLAG;
flags &= SP_OBJECT_MODIFIED_CASCADE;
SPObject *ochild;
for ( ochild = sp_object_first_child(object) ; ochild ; ochild = SP_OBJECT_NEXT(ochild) ) {
if (flags || (ochild->mflags & SP_OBJECT_MODIFIED_FLAG)) {
ochild->emitModified(flags);
}
}
}
void
sp_clippath_get_bbox(SPClipPath *cp, NRRect *bbox, Geom::Matrix const &transform, unsigned const /*flags*/)
{
SPObject *i;
for (i = sp_object_first_child(SP_OBJECT(cp)); i && !SP_IS_ITEM(i); i = SP_OBJECT_NEXT(i)){};
if (!i) return;
sp_item_invoke_bbox_full(SP_ITEM(i), bbox, Geom::Matrix(SP_ITEM(i)->transform) * transform, SPItem::GEOMETRIC_BBOX, FALSE);
SPObject *i_start = i;
while (i != NULL) {
if (i != i_start) {
NRRect i_box;
sp_item_invoke_bbox_full(SP_ITEM(i), &i_box, Geom::Matrix(SP_ITEM(i)->transform) * transform, SPItem::GEOMETRIC_BBOX, FALSE);
nr_rect_d_union (bbox, bbox, &i_box);
}
i = SP_OBJECT_NEXT(i);
for (; i && !SP_IS_ITEM(i); i = SP_OBJECT_NEXT(i)){};
}
}
GSList *
all_items (SPObject *r, GSList *l, bool hidden, bool locked)
{
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
if (SP_IS_DEFS(r))
return l; // we're not interested in items in defs
if (!strcmp (SP_OBJECT_REPR (r)->name(), "svg:metadata"))
return l; // we're not interested in metadata
for (SPObject *child = sp_object_first_child(r); child; child = SP_OBJECT_NEXT (child)) {
if (SP_IS_ITEM (child) && !SP_OBJECT_IS_CLONED (child) && !desktop->isLayer(SP_ITEM(child))) {
if ((hidden || !desktop->itemIsHidden(SP_ITEM(child))) && (locked || !SP_ITEM(child)->isLocked())) {
l = g_slist_prepend (l, child);
}
}
l = all_items (child, l, hidden, locked);
}
return l;
}
static void
sp_textpath_update(SPObject *object, SPCtx *ctx, guint flags)
{
SPTextPath *textpath = SP_TEXTPATH(object);
textpath->isUpdating=true;
if ( textpath->sourcePath->sourceDirty ) refresh_textpath_source(textpath);
textpath->isUpdating=false;
if (((SPObjectClass *) textpath_parent_class)->update)
((SPObjectClass *) textpath_parent_class)->update(object, ctx, flags);
if (flags & SP_OBJECT_MODIFIED_FLAG) flags |= SP_OBJECT_PARENT_MODIFIED_FLAG;
flags &= SP_OBJECT_MODIFIED_CASCADE;
SPObject *ochild;
for ( ochild = sp_object_first_child(object) ; ochild ; ochild = SP_OBJECT_NEXT(ochild) ) {
if ( flags || ( ochild->uflags & SP_OBJECT_MODIFIED_FLAG )) {
ochild->updateDisplay(ctx, flags);
}
}
}
void
sp_clippath_hide(SPClipPath *cp, unsigned int key)
{
g_return_if_fail(cp != NULL);
g_return_if_fail(SP_IS_CLIPPATH(cp));
for (SPObject *child = sp_object_first_child(SP_OBJECT(cp)) ; child != NULL; child = SP_OBJECT_NEXT(child)) {
if (SP_IS_ITEM(child)) {
sp_item_invoke_hide(SP_ITEM(child), key);
}
}
for (SPClipPathView *v = cp->display; v != NULL; v = v->next) {
if (v->key == key) {
/* We simply unref and let item to manage this in handler */
cp->display = sp_clippath_view_list_remove(cp->display, v);
return;
}
}
g_assert_not_reached();
}
static GSList *find_items_in_area(GSList *s, SPGroup *group, unsigned int dkey, Geom::Rect const &area,
bool (*test)(Geom::Rect const &, Geom::Rect const &), bool take_insensitive = false)
{
g_return_val_if_fail(SP_IS_GROUP(group), s);
for (SPObject *o = sp_object_first_child(SP_OBJECT(group)) ; o != NULL ; o = SP_OBJECT_NEXT(o) ) {
if (!SP_IS_ITEM(o)) {
continue;
}
if (SP_IS_GROUP(o) && SP_GROUP(o)->effectiveLayerMode(dkey) == SPGroup::LAYER ) {
s = find_items_in_area(s, SP_GROUP(o), dkey, area, test);
} else {
SPItem *child = SP_ITEM(o);
Geom::OptRect box = sp_item_bbox_desktop(child);
if ( box && test(area, *box) && (take_insensitive || child->isVisibleAndUnlocked(dkey))) {
s = g_slist_append(s, child);
}
}
}
return s;
}
void
text_remove_from_path()
{
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
Inkscape::Selection *selection = sp_desktop_selection(desktop);
if (selection->isEmpty()) {
sp_desktop_message_stack(desktop)->flash(Inkscape::WARNING_MESSAGE, _("Select <b>a text on path</b> to remove it from path."));
return;
}
bool did = false;
for (GSList *items = g_slist_copy((GSList *) selection->itemList());
items != NULL;
items = items->next) {
if (!SP_IS_TEXT_TEXTPATH(SP_OBJECT(items->data))) {
continue;
}
SPObject *tp = sp_object_first_child(SP_OBJECT(items->data));
did = true;
sp_textpath_to_text(tp);
}
if (!did) {
sp_desktop_message_stack(desktop)->flash(Inkscape::ERROR_MESSAGE, _("<b>No texts-on-paths</b> in the selection."));
} else {
sp_document_done(sp_desktop_document(desktop), SP_VERB_CONTEXT_TEXT,
_("Remove text from path"));
selection->setList(g_slist_copy((GSList *) selection->itemList())); // reselect to update statusbar description
}
}
static void
sp_clippath_update(SPObject *object, SPCtx *ctx, guint flags)
{
if (flags & SP_OBJECT_MODIFIED_FLAG) {
flags |= SP_OBJECT_PARENT_MODIFIED_FLAG;
}
flags &= SP_OBJECT_MODIFIED_CASCADE;
SPObjectGroup *og = SP_OBJECTGROUP(object);
GSList *l = NULL;
for (SPObject *child = sp_object_first_child(SP_OBJECT(og)); child != NULL; child = SP_OBJECT_NEXT(child)) {
g_object_ref(G_OBJECT(child));
l = g_slist_prepend(l, child);
}
l = g_slist_reverse(l);
while (l) {
SPObject *child = SP_OBJECT(l->data);
l = g_slist_remove(l, child);
if (flags || (child->uflags & (SP_OBJECT_MODIFIED_FLAG | SP_OBJECT_CHILD_MODIFIED_FLAG))) {
child->updateDisplay(ctx, flags);
}
g_object_unref(G_OBJECT(child));
}
SPClipPath *cp = SP_CLIPPATH(object);
for (SPClipPathView *v = cp->display; v != NULL; v = v->next) {
if (cp->clipPathUnits == SP_CONTENT_UNITS_OBJECTBOUNDINGBOX) {
Geom::Matrix t(Geom::Scale(v->bbox.x1 - v->bbox.x0, v->bbox.y1 - v->bbox.y0));
t[4] = v->bbox.x0;
t[5] = v->bbox.y0;
nr_arena_group_set_child_transform(NR_ARENA_GROUP(v->arenaitem), &t);
} else {
nr_arena_group_set_child_transform(NR_ARENA_GROUP(v->arenaitem), NULL);
}
}
}
/**
Returns the topmost (in z-order) item from the descendants of group (recursively) which
is at the point p, or NULL if none. Honors into_groups on whether to recurse into
non-layer groups or not. Honors take_insensitive on whether to return insensitive
items. If upto != NULL, then if item upto is encountered (at any level), stops searching
upwards in z-order and returns what it has found so far (i.e. the found item is
guaranteed to be lower than upto).
*/
SPItem*
find_item_at_point(unsigned int dkey, SPGroup *group, Geom::Point const p, gboolean into_groups, bool take_insensitive = false, SPItem *upto = NULL)
{
SPItem *seen = NULL, *newseen = NULL;
Inkscape::Preferences *prefs = Inkscape::Preferences::get();
gdouble delta = prefs->getDouble("/options/cursortolerance/value", 1.0);
for (SPObject *o = sp_object_first_child(SP_OBJECT(group)) ; o != NULL ; o = SP_OBJECT_NEXT(o) ) {
if (!SP_IS_ITEM(o)) continue;
if (upto && SP_ITEM(o) == upto)
break;
if (SP_IS_GROUP(o) && (SP_GROUP(o)->effectiveLayerMode(dkey) == SPGroup::LAYER || into_groups)) {
// if nothing found yet, recurse into the group
newseen = find_item_at_point(dkey, SP_GROUP(o), p, into_groups, take_insensitive, upto);
if (newseen) {
seen = newseen;
newseen = NULL;
}
if (item_is_in_group(upto, SP_GROUP(o)))
break;
} else {
SPItem *child = SP_ITEM(o);
NRArenaItem *arenaitem = sp_item_get_arenaitem(child, dkey);
// seen remembers the last (topmost) of items pickable at this point
if (arenaitem && nr_arena_item_invoke_pick(arenaitem, p, delta, 1) != NULL
&& (take_insensitive || child->isVisibleAndUnlocked(dkey))) {
seen = child;
}
}
}
return seen;
}
