diff --git a/src/sp-item-group.cpp b/src/sp-item-group.cpp
index ac7aee1d4f1ea38f0f176f7a0651faaed1a79155..30d08558465b4283ed19be3f9f68eff251da1bbe 100644 (file)
--- a/src/sp-item-group.cpp
+++ b/src/sp-item-group.cpp
-#define __SP_GROUP_C__
-
/*
* SVG <g> implementation
*
* Lauris Kaplinski <lauris@kaplinski.com>
* bulia byak <buliabyak@users.sf.net>
* Johan Engelen <j.b.c.engelen@ewi.utwente.nl>
+ * Jon A. Cruz <jon@joncruz.org>
+ * Abhishek Sharma
*
* Copyright (C) 1999-2006 authors
* Copyright (C) 2000-2001 Ximian, Inc.
#include <string>
#include "display/nr-arena-group.h"
+#include "display/curve.h"
#include "libnr/nr-matrix-ops.h"
#include "libnr/nr-matrix-fns.h"
#include "xml/repr.h"
#include "sp-item-transform.h"
#include "sp-root.h"
#include "sp-use.h"
-#include "prefs-utils.h"
+#include "sp-offset.h"
#include "sp-clippath.h"
#include "sp-mask.h"
#include "sp-path.h"
#include "box3d.h"
+#include "persp3d.h"
+#include "inkscape.h"
+#include "desktop-handles.h"
+#include "selection.h"
+#include "live_effects/effect.h"
+#include "live_effects/lpeobject.h"
+#include "live_effects/lpeobject-reference.h"
+#include "sp-title.h"
+#include "sp-desc.h"
+#include "sp-switch.h"
+
+using Inkscape::DocumentUndo;
static void sp_group_class_init (SPGroupClass *klass);
static void sp_group_init (SPGroup *group);
@@ -50,115 +63,122 @@ static void sp_group_remove_child (SPObject * object, Inkscape::XML::Node * chil
static void sp_group_order_changed (SPObject * object, Inkscape::XML::Node * child, Inkscape::XML::Node * old_ref, Inkscape::XML::Node * new_ref);
static void sp_group_update (SPObject *object, SPCtx *ctx, guint flags);
static void sp_group_modified (SPObject *object, guint flags);
-static Inkscape::XML::Node *sp_group_write (SPObject *object, Inkscape::XML::Node *repr, guint flags);
+static Inkscape::XML::Node *sp_group_write (SPObject *object, Inkscape::XML::Document *doc, Inkscape::XML::Node *repr, guint flags);
static void sp_group_set(SPObject *object, unsigned key, char const *value);
-static void sp_group_bbox(SPItem const *item, NRRect *bbox, NR::Matrix const &transform, unsigned const flags);
+static void sp_group_bbox(SPItem const *item, NRRect *bbox, Geom::Matrix const &transform, unsigned const flags);
static void sp_group_print (SPItem * item, SPPrintContext *ctx);
static gchar * sp_group_description (SPItem * item);
static NRArenaItem *sp_group_show (SPItem *item, NRArena *arena, unsigned int key, unsigned int flags);
static void sp_group_hide (SPItem * item, unsigned int key);
-static void sp_group_snappoints (SPItem const *item, SnapPointsIter p);
+static void sp_group_snappoints (SPItem const *item, std::vector<Inkscape::SnapCandidatePoint> &p, Inkscape::SnapPreferences const *snapprefs);
+
+static void sp_group_update_patheffect(SPLPEItem *lpeitem, bool write);
+static void sp_group_perform_patheffect(SPGroup *group, SPGroup *topgroup, bool write);
-static SPItemClass * parent_class;
+static SPLPEItemClass * parent_class;
GType
sp_group_get_type (void)
{
- static GType group_type = 0;
- if (!group_type) {
- GTypeInfo group_info = {
- sizeof (SPGroupClass),
- NULL, /* base_init */
- NULL, /* base_finalize */
- (GClassInitFunc) sp_group_class_init,
- NULL, /* class_finalize */
- NULL, /* class_data */
- sizeof (SPGroup),
- 16, /* n_preallocs */
- (GInstanceInitFunc) sp_group_init,
- NULL, /* value_table */
- };
- group_type = g_type_register_static (SP_TYPE_ITEM, "SPGroup", &group_info, (GTypeFlags)0);
- }
- return group_type;
+ static GType group_type = 0;
+ if (!group_type) {
+ GTypeInfo group_info = {
+ sizeof (SPGroupClass),
+ NULL, /* base_init */
+ NULL, /* base_finalize */
+ (GClassInitFunc) sp_group_class_init,
+ NULL, /* class_finalize */
+ NULL, /* class_data */
+ sizeof (SPGroup),
+ 16, /* n_preallocs */
+ (GInstanceInitFunc) sp_group_init,
+ NULL, /* value_table */
+ };
+ group_type = g_type_register_static (SP_TYPE_LPE_ITEM, "SPGroup", &group_info, (GTypeFlags)0);
+ }
+ return group_type;
}
static void
sp_group_class_init (SPGroupClass *klass)
{
- GObjectClass * object_class;
- SPObjectClass * sp_object_class;
- SPItemClass * item_class;
+ GObjectClass * object_class;
+ SPObjectClass * sp_object_class;
+ SPItemClass * item_class;
+ SPLPEItemClass * lpe_item_class;
- object_class = (GObjectClass *) klass;
- sp_object_class = (SPObjectClass *) klass;
- item_class = (SPItemClass *) klass;
+ object_class = (GObjectClass *) klass;
+ sp_object_class = (SPObjectClass *) klass;
+ item_class = (SPItemClass *) klass;
+ lpe_item_class = (SPLPEItemClass *) klass;
- parent_class = (SPItemClass *)g_type_class_ref (SP_TYPE_ITEM);
+ parent_class = (SPLPEItemClass *)g_type_class_ref (SP_TYPE_LPE_ITEM);
- object_class->dispose = sp_group_dispose;
+ object_class->dispose = sp_group_dispose;
- sp_object_class->child_added = sp_group_child_added;
- sp_object_class->remove_child = sp_group_remove_child;
- sp_object_class->order_changed = sp_group_order_changed;
- sp_object_class->update = sp_group_update;
- sp_object_class->modified = sp_group_modified;
- sp_object_class->set = sp_group_set;
- sp_object_class->write = sp_group_write;
- sp_object_class->release = sp_group_release;
- sp_object_class->build = sp_group_build;
+ sp_object_class->child_added = sp_group_child_added;
+ sp_object_class->remove_child = sp_group_remove_child;
+ sp_object_class->order_changed = sp_group_order_changed;
+ sp_object_class->update = sp_group_update;
+ sp_object_class->modified = sp_group_modified;
+ sp_object_class->set = sp_group_set;
+ sp_object_class->write = sp_group_write;
+ sp_object_class->release = sp_group_release;
+ sp_object_class->build = sp_group_build;
- item_class->bbox = sp_group_bbox;
- item_class->print = sp_group_print;
- item_class->description = sp_group_description;
- item_class->show = sp_group_show;
- item_class->hide = sp_group_hide;
- item_class->snappoints = sp_group_snappoints;
+ item_class->bbox = sp_group_bbox;
+ item_class->print = sp_group_print;
+ item_class->description = sp_group_description;
+ item_class->show = sp_group_show;
+ item_class->hide = sp_group_hide;
+ item_class->snappoints = sp_group_snappoints;
+
+ lpe_item_class->update_patheffect = sp_group_update_patheffect;
}
static void
sp_group_init (SPGroup *group)
{
- group->_layer_mode = SPGroup::GROUP;
+ group->_layer_mode = SPGroup::GROUP;
group->group = new CGroup(group);
- new (&group->_display_modes) std::map<unsigned int, SPGroup::LayerMode>();
+ new (&group->_display_modes) std::map<unsigned int, SPGroup::LayerMode>();
}
static void sp_group_build(SPObject *object, SPDocument *document, Inkscape::XML::Node *repr)
{
- sp_object_read_attr(object, "inkscape:groupmode");
+ object->readAttr( "inkscape:groupmode" );
- if (((SPObjectClass *)parent_class)->build) {
- ((SPObjectClass *)parent_class)->build(object, document, repr);
- }
+ if (((SPObjectClass *)parent_class)->build) {
+ ((SPObjectClass *)parent_class)->build(object, document, repr);
+ }
}
static void sp_group_release(SPObject *object) {
- if ( SP_GROUP(object)->_layer_mode == SPGroup::LAYER ) {
- sp_document_remove_resource(SP_OBJECT_DOCUMENT(object), "layer", object);
- }
- if (((SPObjectClass *)parent_class)->release) {
- ((SPObjectClass *)parent_class)->release(object);
- }
+ if ( SP_GROUP(object)->_layer_mode == SPGroup::LAYER ) {
+ SP_OBJECT_DOCUMENT(object)->removeResource("layer", object);
+ }
+ if (((SPObjectClass *)parent_class)->release) {
+ ((SPObjectClass *)parent_class)->release(object);
+ }
}
static void
sp_group_dispose(GObject *object)
{
- SP_GROUP(object)->_display_modes.~map();
+ SP_GROUP(object)->_display_modes.~map();
delete SP_GROUP(object)->group;
}
static void
sp_group_child_added (SPObject *object, Inkscape::XML::Node *child, Inkscape::XML::Node *ref)
{
- SPItem *item;
+ SPItem *item;
- item = SP_ITEM (object);
+ item = SP_ITEM (object);
- if (((SPObjectClass *) (parent_class))->child_added)
- (* ((SPObjectClass *) (parent_class))->child_added) (object, child, ref);
+ if (((SPObjectClass *) (parent_class))->child_added)
+ (* ((SPObjectClass *) (parent_class))->child_added) (object, child, ref);
SP_GROUP(object)->group->onChildAdded(child);
}
@@ -168,8 +188,8 @@ sp_group_child_added (SPObject *object, Inkscape::XML::Node *child, Inkscape::XM
static void
sp_group_remove_child (SPObject * object, Inkscape::XML::Node * child)
{
- if (((SPObjectClass *) (parent_class))->remove_child)
- (* ((SPObjectClass *) (parent_class))->remove_child) (object, child);
+ if (((SPObjectClass *) (parent_class))->remove_child)
+ (* ((SPObjectClass *) (parent_class))->remove_child) (object, child);
SP_GROUP(object)->group->onChildRemoved(child);
}
static void
sp_group_order_changed (SPObject *object, Inkscape::XML::Node *child, Inkscape::XML::Node *old_ref, Inkscape::XML::Node *new_ref)
{
- if (((SPObjectClass *) (parent_class))->order_changed)
- (* ((SPObjectClass *) (parent_class))->order_changed) (object, child, old_ref, new_ref);
+ if (((SPObjectClass *) (parent_class))->order_changed)
+ (* ((SPObjectClass *) (parent_class))->order_changed) (object, child, old_ref, new_ref);
SP_GROUP(object)->group->onOrderChanged(child, old_ref, new_ref);
}
static void
sp_group_modified (SPObject *object, guint flags)
{
+ if (((SPObjectClass *) (parent_class))->modified)
+ ((SPObjectClass *) (parent_class))->modified (object, flags);
+
SP_GROUP(object)->group->onModified(flags);
}
-static Inkscape::XML::Node *
-sp_group_write (SPObject *object, Inkscape::XML::Node *repr, guint flags)
+static Inkscape::XML::Node * sp_group_write(SPObject *object, Inkscape::XML::Document *xml_doc, Inkscape::XML::Node *repr, guint flags)
{
- SPGroup *group;
- SPObject *child;
- Inkscape::XML::Node *crepr;
-
- group = SP_GROUP (object);
+ SPGroup *group = SP_GROUP(object);
- if (flags & SP_OBJECT_WRITE_BUILD) {
- GSList *l;
- if (!repr) {
- Inkscape::XML::Document *xml_doc = sp_document_repr_doc(SP_OBJECT_DOCUMENT(object));
- repr = xml_doc->createElement("svg:g");
+ if (flags & SP_OBJECT_WRITE_BUILD) {
+ GSList *l;
+ if (!repr) {
+ if (SP_IS_SWITCH(object)) {
+ repr = xml_doc->createElement("svg:switch");
+ } else {
+ repr = xml_doc->createElement("svg:g");
+ }
+ }
+ l = NULL;
+ for (SPObject *child = object->firstChild(); child; child = child->getNext() ) {
+ if ( !SP_IS_TITLE(child) && !SP_IS_DESC(child) ) {
+ Inkscape::XML::Node *crepr = child->updateRepr(xml_doc, NULL, flags);
+ if (crepr) {
+ l = g_slist_prepend (l, crepr);
}
- l = NULL;
- for (child = sp_object_first_child(object); child != NULL; child = SP_OBJECT_NEXT(child) ) {
- crepr = child->updateRepr(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 (child = sp_object_first_child(object) ; child != NULL; child = SP_OBJECT_NEXT(child) ) {
- child->updateRepr(flags);
- }
- }
+ }
+ }
+ 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 = object->firstChild() ; child ; child = child->getNext() ) {
+ if ( !SP_IS_TITLE(child) && !SP_IS_DESC(child) ) {
+ child->updateRepr(flags);
+ }
+ }
+ }
- if ( flags & SP_OBJECT_WRITE_EXT ) {
- const char *value;
- if ( group->_layer_mode == SPGroup::LAYER ) {
- value = "layer";
- } else if ( flags & SP_OBJECT_WRITE_ALL ) {
- value = "group";
- } else {
- value = NULL;
- }
- repr->setAttribute("inkscape:groupmode", value);
- }
+ if ( flags & SP_OBJECT_WRITE_EXT ) {
+ const char *value;
+ if ( group->_layer_mode == SPGroup::LAYER ) {
+ value = "layer";
+ } else if ( group->_layer_mode == SPGroup::MASK_HELPER ) {
+ value = "maskhelper";
+ } else if ( flags & SP_OBJECT_WRITE_ALL ) {
+ value = "group";
+ } else {
+ value = NULL;
+ }
+ repr->setAttribute("inkscape:groupmode", value);
+ }
- if (((SPObjectClass *) (parent_class))->write)
- ((SPObjectClass *) (parent_class))->write (object, repr, flags);
+ if (((SPObjectClass *) (parent_class))->write) {
+ ((SPObjectClass *) (parent_class))->write (object, xml_doc, repr, flags);
+ }
- return repr;
+ return repr;
}
static void
-sp_group_bbox(SPItem const *item, NRRect *bbox, NR::Matrix const &transform, unsigned const flags)
+sp_group_bbox(SPItem const *item, NRRect *bbox, Geom::Matrix const &transform, unsigned const flags)
{
SP_GROUP(item)->group->calculateBBox(bbox, transform, flags);
}
}
static void sp_group_set(SPObject *object, unsigned key, char const *value) {
- SPGroup *group=SP_GROUP(object);
-
- switch (key) {
- case SP_ATTR_INKSCAPE_GROUPMODE: {
- if ( value && !strcmp(value, "layer") ) {
- group->setLayerMode(SPGroup::LAYER);
- } else {
- group->setLayerMode(SPGroup::GROUP);
- }
- } break;
- default: {
- if (((SPObjectClass *) (parent_class))->set) {
- (* ((SPObjectClass *) (parent_class))->set)(object, key, value);
- }
- }
- }
+ SPGroup *group = SP_GROUP(object);
+
+ switch (key) {
+ case SP_ATTR_INKSCAPE_GROUPMODE:
+ if ( value && !strcmp(value, "layer") ) {
+ group->setLayerMode(SPGroup::LAYER);
+ } else if ( value && !strcmp(value, "maskhelper") ) {
+ group->setLayerMode(SPGroup::MASK_HELPER);
+ } else {
+ group->setLayerMode(SPGroup::GROUP);
+ }
+ break;
+ default: {
+ if (((SPObjectClass *) (parent_class))->set) {
+ (* ((SPObjectClass *) (parent_class))->set)(object, key, value);
+ }
+ }
+ }
}
static NRArenaItem *
SP_GROUP(item)->group->hide(key);
}
-static void sp_group_snappoints (SPItem const *item, SnapPointsIter p)
+static void sp_group_snappoints(SPItem const *item, std::vector<Inkscape::SnapCandidatePoint> &p, Inkscape::SnapPreferences const *snapprefs)
{
- for (SPObject const *o = sp_object_first_child(SP_OBJECT(item));
- o != NULL;
- o = SP_OBJECT_NEXT(o))
- {
- if (SP_IS_ITEM(o)) {
- sp_item_snappoints(SP_ITEM(o), false, p);
- }
- }
+ for ( SPObject const *o = item->firstChild(); o; o = o->getNext() )
+ {
+ if (SP_IS_ITEM(o)) {
+ SP_ITEM(o)->getSnappoints(p, snapprefs);
+ }
+ }
}
void
sp_item_group_ungroup (SPGroup *group, GSList **children, bool do_done)
{
- g_return_if_fail (group != NULL);
- g_return_if_fail (SP_IS_GROUP (group));
+ g_return_if_fail (group != NULL);
+ g_return_if_fail (SP_IS_GROUP (group));
- SPDocument *doc = SP_OBJECT_DOCUMENT (group);
- SPObject *root = SP_DOCUMENT_ROOT (doc);
- SPObject *defs = SP_OBJECT (SP_ROOT (root)->defs);
+ SPDocument *doc = SP_OBJECT_DOCUMENT (group);
+ SPObject *root = doc->getRoot();
+ SPObject *defs = SP_OBJECT (SP_ROOT (root)->defs);
- SPItem *gitem = SP_ITEM (group);
- Inkscape::XML::Node *grepr = SP_OBJECT_REPR (gitem);
+ SPItem *gitem = SP_ITEM (group);
+ Inkscape::XML::Node *grepr = SP_OBJECT_REPR (gitem);
- g_return_if_fail (!strcmp (grepr->name(), "svg:g") || !strcmp (grepr->name(), "svg:a") || !strcmp (grepr->name(), "svg:switch"));
+ g_return_if_fail (!strcmp (grepr->name(), "svg:g") || !strcmp (grepr->name(), "svg:a") || !strcmp (grepr->name(), "svg:switch"));
- // this converts the gradient/pattern fill/stroke on the group, if any, to userSpaceOnUse
- sp_item_adjust_paint_recursive (gitem, NR::identity(), NR::identity(), false);
+ // this converts the gradient/pattern fill/stroke on the group, if any, to userSpaceOnUse
+ gitem->adjust_paint_recursive (Geom::identity(), Geom::identity(), false);
- SPItem *pitem = SP_ITEM (SP_OBJECT_PARENT (gitem));
- Inkscape::XML::Node *prepr = SP_OBJECT_REPR (pitem);
+ SPItem *pitem = SP_ITEM (SP_OBJECT_PARENT (gitem));
+ Inkscape::XML::Node *prepr = SP_OBJECT_REPR (pitem);
- if (SP_IS_BOX3D(gitem)) {
- group = box3d_convert_to_group(SP_BOX3D(gitem));
- gitem = SP_ITEM(group);
- grepr = SP_OBJECT_REPR(gitem);
+ if (SP_IS_BOX3D(gitem)) {
+ group = box3d_convert_to_group(SP_BOX3D(gitem));
+ gitem = SP_ITEM(group);
+ }
+
+ sp_lpe_item_remove_all_path_effects(SP_LPE_ITEM(group), false);
+
+ /* Step 1 - generate lists of children objects */
+ GSList *items = NULL;
+ GSList *objects = NULL;
+ for (SPObject *child = group->firstChild() ; child; child = child->getNext() ) {
+
+ if (SP_IS_ITEM (child)) {
+
+ SPItem *citem = SP_ITEM (child);
+
+ /* Merging of style */
+ // this converts the gradient/pattern fill/stroke, if any, to userSpaceOnUse; we need to do
+ // it here _before_ the new transform is set, so as to use the pre-transform bbox
+ citem->adjust_paint_recursive (Geom::identity(), Geom::identity(), false);
+
+ sp_style_merge_from_dying_parent(SP_OBJECT_STYLE(child), SP_OBJECT_STYLE(gitem));
+ /*
+ * fixme: We currently make no allowance for the case where child is cloned
+ * and the group has any style settings.
+ *
+ * (This should never occur with documents created solely with the current
+ * version of inkscape without using the XML editor: we usually apply group
+ * style changes to children rather than to the group itself.)
+ *
+ * If the group has no style settings, then
+ * sp_style_merge_from_dying_parent should be a no-op. Otherwise (i.e. if
+ * we change the child's style to compensate for its parent going away)
+ * then those changes will typically be reflected in any clones of child,
+ * whereas we'd prefer for Ungroup not to affect the visual appearance.
+ *
+ * The only way of preserving styling appearance in general is for child to
+ * be put into a new group -- a somewhat surprising response to an Ungroup
+ * command. We could add a new groupmode:transparent that would mostly
+ * hide the existence of such groups from the user (i.e. editing behaves as
+ * if the transparent group's children weren't in a group), though that's
+ * extra complication & maintenance burden and this case is rare.
+ */
+
+ child->updateRepr();
+
+ Inkscape::XML::Node *nrepr = SP_OBJECT_REPR (child)->duplicate(prepr->document());
+
+ // Merging transform
+ Geom::Matrix ctrans;
+ Geom::Matrix const g(gitem->transform);
+ if (SP_IS_USE(citem) && sp_use_get_original (SP_USE(citem)) &&
+ SP_OBJECT_PARENT (sp_use_get_original (SP_USE(citem))) == SP_OBJECT(group)) {
+ // make sure a clone's effective transform is the same as was under group
+ ctrans = g.inverse() * citem->transform * g;
+ } else {
+ // We should not apply the group's transformation to both a linked offset AND to its source
+ if (SP_IS_OFFSET(citem)) { // Do we have an offset at hand (whether it's dynamic or linked)?
+ SPItem *source = sp_offset_get_source(SP_OFFSET(citem));
+ // When dealing with a chain of linked offsets, the transformation of an offset will be
+ // tied to the transformation of the top-most source, not to any of the intermediate
+ // offsets. So let's find the top-most source
+ while (source != NULL && SP_IS_OFFSET(source)) {
+ source = sp_offset_get_source(SP_OFFSET(source));
+ }
+ if (source != NULL && // If true then we must be dealing with a linked offset ...
+ SP_OBJECT(group)->isAncestorOf(SP_OBJECT(source)) == false) { // ... of which the source is not in the same group
+ ctrans = citem->transform * g; // then we should apply the transformation of the group to the offset
+ } else {
+ ctrans = citem->transform;
+ }
+ } else {
+ ctrans = citem->transform * g;
+ }
+ }
+
+ // FIXME: constructing a transform that would fully preserve the appearance of a
+ // textpath if it is ungrouped with its path seems to be impossible in general
+ // case. E.g. if the group was squeezed, to keep the ungrouped textpath squeezed
+ // as well, we'll need to relink it to some "virtual" path which is inversely
+ // stretched relative to the actual path, and then squeeze the textpath back so it
+ // would both fit the actual path _and_ be squeezed as before. It's a bummer.
+
+ // This is just a way to temporarily remember the transform in repr. When repr is
+ // reattached outside of the group, the transform will be written more properly
+ // (i.e. optimized into the object if the corresponding preference is set)
+ gchar *affinestr=sp_svg_transform_write(ctrans);
+ nrepr->setAttribute("transform", affinestr);
+ g_free(affinestr);
+
+ items = g_slist_prepend (items, nrepr);
+
+ } else {
+ Inkscape::XML::Node *nrepr = SP_OBJECT_REPR (child)->duplicate(prepr->document());
+ objects = g_slist_prepend (objects, nrepr);
}
+ }
- /* Step 1 - generate lists of children objects */
- GSList *items = NULL;
- GSList *objects = NULL;
- for (SPObject *child = sp_object_first_child(SP_OBJECT(group)) ; child != NULL; child = SP_OBJECT_NEXT(child) ) {
-
- if (SP_IS_ITEM (child)) {
-
- SPItem *citem = SP_ITEM (child);
-
- /* Merging of style */
- // this converts the gradient/pattern fill/stroke, if any, to userSpaceOnUse; we need to do
- // it here _before_ the new transform is set, so as to use the pre-transform bbox
- sp_item_adjust_paint_recursive (citem, NR::identity(), NR::identity(), false);
-
- sp_style_merge_from_dying_parent(SP_OBJECT_STYLE(child), SP_OBJECT_STYLE(gitem));
- /*
- * fixme: We currently make no allowance for the case where child is cloned
- * and the group has any style settings.
- *
- * (This should never occur with documents created solely with the current
- * version of inkscape without using the XML editor: we usually apply group
- * style changes to children rather than to the group itself.)
- *
- * If the group has no style settings, then
- * sp_style_merge_from_dying_parent should be a no-op. Otherwise (i.e. if
- * we change the child's style to compensate for its parent going away)
- * then those changes will typically be reflected in any clones of child,
- * whereas we'd prefer for Ungroup not to affect the visual appearance.
- *
- * The only way of preserving styling appearance in general is for child to
- * be put into a new group -- a somewhat surprising response to an Ungroup
- * command. We could add a new groupmode:transparent that would mostly
- * hide the existence of such groups from the user (i.e. editing behaves as
- * if the transparent group's children weren't in a group), though that's
- * extra complication & maintenance burden and this case is rare.
- */
-
- child->updateRepr();
-
- Inkscape::XML::Node *nrepr = SP_OBJECT_REPR (child)->duplicate(prepr->document());
-
- // Merging transform
- NR::Matrix ctrans;
- NR::Matrix const g(gitem->transform);
- if (SP_IS_USE(citem) && sp_use_get_original (SP_USE(citem)) &&
- SP_OBJECT_PARENT (sp_use_get_original (SP_USE(citem))) == SP_OBJECT(group)) {
- // make sure a clone's effective transform is the same as was under group
- ctrans = g.inverse() * citem->transform * g;
- } else {
- ctrans = citem->transform * g;
- }
-
- // FIXME: constructing a transform that would fully preserve the appearance of a
- // textpath if it is ungrouped with its path seems to be impossible in general
- // case. E.g. if the group was squeezed, to keep the ungrouped textpath squeezed
- // as well, we'll need to relink it to some "virtual" path which is inversely
- // stretched relative to the actual path, and then squeeze the textpath back so it
- // would both fit the actual path _and_ be squeezed as before. It's a bummer.
-
- // This is just a way to temporarily remember the transform in repr. When repr is
- // reattached outside of the group, the transform will be written more properly
- // (i.e. optimized into the object if the corresponding preference is set)
- gchar *affinestr=sp_svg_transform_write(ctrans);
- nrepr->setAttribute("transform", affinestr);
- g_free(affinestr);
-
- items = g_slist_prepend (items, nrepr);
-
- } else {
- Inkscape::XML::Node *nrepr = SP_OBJECT_REPR (child)->duplicate(prepr->document());
- objects = g_slist_prepend (objects, nrepr);
- }
- }
+ /* Step 2 - clear group */
+ // remember the position of the group
+ gint pos = SP_OBJECT_REPR(group)->position();
+
+ // the group is leaving forever, no heir, clones should take note; its children however are going to reemerge
+ SP_OBJECT (group)->deleteObject(true, false);
+
+ /* Step 3 - add nonitems */
+ if (objects) {
+ Inkscape::XML::Node *last_def = SP_OBJECT_REPR(defs)->lastChild();
+ while (objects) {
+ Inkscape::XML::Node *repr = (Inkscape::XML::Node *) objects->data;
+ if (!sp_repr_is_meta_element(repr))
+ SP_OBJECT_REPR(defs)->addChild(repr, last_def);
+ Inkscape::GC::release(repr);
+ objects = g_slist_remove (objects, objects->data);
+ }
+ }
- /* Step 2 - clear group */
- // remember the position of the group
- gint pos = SP_OBJECT_REPR(group)->position();
-
- // the group is leaving forever, no heir, clones should take note; its children however are going to reemerge
- SP_OBJECT (group)->deleteObject(true, false);
-
- /* Step 3 - add nonitems */
- if (objects) {
- Inkscape::XML::Node *last_def = SP_OBJECT_REPR(defs)->lastChild();
- while (objects) {
- SP_OBJECT_REPR(defs)->addChild((Inkscape::XML::Node *) objects->data, last_def);
- Inkscape::GC::release((Inkscape::XML::Node *) objects->data);
- objects = g_slist_remove (objects, objects->data);
- }
- }
+ /* Step 4 - add items */
+ while (items) {
+ Inkscape::XML::Node *repr = (Inkscape::XML::Node *) items->data;
+ // add item
+ prepr->appendChild(repr);
+ // restore position; since the items list was prepended (i.e. reverse), we now add
+ // all children at the same pos, which inverts the order once again
+ repr->setPosition(pos > 0 ? pos : 0);
- /* Step 4 - add items */
- while (items) {
- Inkscape::XML::Node *repr = (Inkscape::XML::Node *) items->data;
- // add item
- prepr->appendChild(repr);
- // restore position; since the items list was prepended (i.e. reverse), we now add
- // all children at the same pos, which inverts the order once again
- repr->setPosition(pos > 0 ? pos : 0);
-
- // fill in the children list if non-null
- SPItem *item = (SPItem *) doc->getObjectByRepr(repr);
-
- sp_item_write_transform(item, repr, item->transform, NULL, false);
-
- Inkscape::GC::release(repr);
- if (children && SP_IS_ITEM (item))
- *children = g_slist_prepend (*children, item);
-
- items = g_slist_remove (items, items->data);
- }
+ // fill in the children list if non-null
+ SPItem *item = (SPItem *) doc->getObjectByRepr(repr);
+
+ item->doWriteTransform(repr, item->transform, NULL, false);
+
+ Inkscape::GC::release(repr);
+ if (children && SP_IS_ITEM (item))
+ *children = g_slist_prepend (*children, item);
- if (do_done)
- sp_document_done (doc, SP_VERB_NONE, _("Ungroup"));
+ items = g_slist_remove (items, items->data);
+ }
+
+ if (do_done) {
+ DocumentUndo::done(doc, SP_VERB_NONE, _("Ungroup"));
+ }
}
/*
* some API for list aspect of SPGroup
*/
-GSList *
-sp_item_group_item_list (SPGroup * group)
+GSList *sp_item_group_item_list(SPGroup * group)
{
- GSList *s;
- SPObject *o;
+ g_return_val_if_fail(group != NULL, NULL);
+ g_return_val_if_fail(SP_IS_GROUP(group), NULL);
- g_return_val_if_fail (group != NULL, NULL);
- g_return_val_if_fail (SP_IS_GROUP (group), NULL);
+ GSList *s = NULL;
- s = NULL;
-
- for ( o = sp_object_first_child(SP_OBJECT(group)) ; o != NULL ; o = SP_OBJECT_NEXT(o) ) {
- if (SP_IS_ITEM (o)) {
- s = g_slist_prepend (s, o);
- }
- }
+ for (SPObject *o = group->firstChild() ; o ; o = o->getNext() ) {
+ if ( SP_IS_ITEM(o) ) {
+ s = g_slist_prepend(s, o);
+ }
+ }
- return g_slist_reverse (s);
+ return g_slist_reverse (s);
}
-SPObject *
-sp_item_group_get_child_by_name (SPGroup *group, SPObject *ref, const gchar *name)
+SPObject *sp_item_group_get_child_by_name(SPGroup *group, SPObject *ref, const gchar *name)
{
- SPObject *child;
- child = (ref) ? SP_OBJECT_NEXT(ref) : sp_object_first_child(SP_OBJECT(group));
- while ( child && strcmp (SP_OBJECT_REPR(child)->name(), name) ) {
- child = SP_OBJECT_NEXT(child);
- }
- return child;
+ SPObject *child = (ref) ? ref->getNext() : group->firstChild();
+ while ( child && strcmp(child->getRepr()->name(), name) ) {
+ child = child->getNext();
+ }
+ return child;
}
void SPGroup::setLayerMode(LayerMode mode) {
- if ( _layer_mode != mode ) {
- if ( mode == LAYER ) {
- sp_document_add_resource(SP_OBJECT_DOCUMENT(this), "layer", this);
- } else {
- sp_document_remove_resource(SP_OBJECT_DOCUMENT(this), "layer", this);
- }
- _layer_mode = mode;
- _updateLayerMode();
- }
+ if ( _layer_mode != mode ) {
+ if ( mode == LAYER ) {
+ SP_OBJECT_DOCUMENT(this)->addResource("layer", this);
+ } else if ( _layer_mode == LAYER ) {
+ SP_OBJECT_DOCUMENT(this)->removeResource("layer", this);
+ }
+ _layer_mode = mode;
+ _updateLayerMode();
+ }
}
SPGroup::LayerMode SPGroup::layerDisplayMode(unsigned int dkey) const {
- std::map<unsigned int, LayerMode>::const_iterator iter;
- iter = _display_modes.find(dkey);
- if ( iter != _display_modes.end() ) {
- return (*iter).second;
- } else {
- return GROUP;
- }
+ std::map<unsigned int, LayerMode>::const_iterator iter;
+ iter = _display_modes.find(dkey);
+ if ( iter != _display_modes.end() ) {
+ return (*iter).second;
+ } else {
+ return GROUP;
+ }
}
void SPGroup::setLayerDisplayMode(unsigned int dkey, SPGroup::LayerMode mode) {
- if ( layerDisplayMode(dkey) != mode ) {
- _display_modes[dkey] = mode;
- _updateLayerMode(dkey);
- }
+ if ( layerDisplayMode(dkey) != mode ) {
+ _display_modes[dkey] = mode;
+ _updateLayerMode(dkey);
+ }
}
void SPGroup::_updateLayerMode(unsigned int display_key) {
- SPItemView *view;
- for ( view = this->display ; view ; view = view->next ) {
- if ( !display_key || view->key == display_key ) {
- NRArenaGroup *arena_group=NR_ARENA_GROUP(view->arenaitem);
- if (arena_group) {
- nr_arena_group_set_transparent(arena_group, effectiveLayerMode(view->key) == SPGroup::LAYER);
- }
- }
- }
+ SPItemView *view;
+ for ( view = this->display ; view ; view = view->next ) {
+ if ( !display_key || view->key == display_key ) {
+ NRArenaGroup *arena_group=NR_ARENA_GROUP(view->arenaitem);
+ if (arena_group) {
+ nr_arena_group_set_transparent(arena_group, effectiveLayerMode(view->key) == SPGroup::LAYER);
+ }
+ }
+ }
}
-void SPGroup::translateChildItems(NR::translate const &tr)
+void SPGroup::translateChildItems(Geom::Translate const &tr)
{
- if (this->hasChildren())
- {
- SPObject *o = NULL;
- for (o = sp_object_first_child(SP_OBJECT(this)) ; o != NULL ; o = SP_OBJECT_NEXT(o) ) {
- if (SP_IS_ITEM (o)) {
- sp_item_move_rel(static_cast<SPItem *>(o), tr);
- }
- }
- }
+ if ( hasChildren() ) {
+ for (SPObject *o = firstChild() ; o ; o = o->getNext() ) {
+ if ( SP_IS_ITEM(o) ) {
+ sp_item_move_rel(reinterpret_cast<SPItem *>(o), tr);
+ }
+ }
+ }
}
CGroup::CGroup(SPGroup *group) {
NRArenaItem *ac;
for (v = _group->display; v != NULL; v = v->next) {
- ac = sp_item_invoke_show (SP_ITEM (ochild), NR_ARENA_ITEM_ARENA (v->arenaitem), v->key, v->flags);
+ ac = SP_ITEM (ochild)->invoke_show (NR_ARENA_ITEM_ARENA (v->arenaitem), v->key, v->flags);
if (ac) {
nr_arena_item_append_child (v->arenaitem, ac);
- nr_arena_item_unref (ac);
}
}
}
} else { // general case
- SPObject *ochild = sp_object_get_child_by_repr(_group, child);
+ SPObject *ochild = _group->get_child_by_repr(child);
if ( ochild && SP_IS_ITEM(ochild) ) {
/* TODO: this should be moved into SPItem somehow */
SPItemView *v;
NRArenaItem *ac;
- unsigned position = sp_item_pos_in_parent(SP_ITEM(ochild));
+ unsigned position = SP_ITEM(ochild)->pos_in_parent();
for (v = _group->display; v != NULL; v = v->next) {
- ac = sp_item_invoke_show (SP_ITEM (ochild), NR_ARENA_ITEM_ARENA (v->arenaitem), v->key, v->flags);
+ ac = SP_ITEM (ochild)->invoke_show (NR_ARENA_ITEM_ARENA (v->arenaitem), v->key, v->flags);
if (ac) {
nr_arena_item_add_child (v->arenaitem, ac, NULL);
nr_arena_item_set_order (ac, position);
- nr_arena_item_unref (ac);
}
}
}
_group->requestModified(SP_OBJECT_MODIFIED_FLAG);
}
-void CGroup::onUpdate(SPCtx *ctx, unsigned int flags) {
+void CGroup::onUpdate(SPCtx *ctx, unsigned int flags) {
SPItemCtx *ictx, cctx;
ictx = (SPItemCtx *) ctx;
if (flags & SP_OBJECT_STYLE_MODIFIED_FLAG) {
SPObject *object = SP_OBJECT(_group);
for (SPItemView *v = SP_ITEM(_group)->display; v != NULL; v = v->next) {
- nr_arena_group_set_style(NR_ARENA_GROUP(v->arenaitem), SP_OBJECT_STYLE(object));
+ nr_arena_group_set_style(NR_ARENA_GROUP(v->arenaitem), SP_OBJECT_STYLE(object));
}
}
if (flags & SP_OBJECT_STYLE_MODIFIED_FLAG) {
SPObject *object = SP_OBJECT(_group);
for (SPItemView *v = SP_ITEM(_group)->display; v != NULL; v = v->next) {
- nr_arena_group_set_style(NR_ARENA_GROUP(v->arenaitem), SP_OBJECT_STYLE(object));
+ nr_arena_group_set_style(NR_ARENA_GROUP(v->arenaitem), SP_OBJECT_STYLE(object));
}
}
}
}
-void CGroup::calculateBBox(NRRect *bbox, NR::Matrix const &transform, unsigned const flags) {
+void CGroup::calculateBBox(NRRect *bbox, Geom::Matrix const &transform, unsigned const flags) {
+
+ Geom::OptRect dummy_bbox;
+
GSList *l = _group->childList(false, SPObject::ActionBBox);
while (l) {
SPObject *o = SP_OBJECT (l->data);
- if (SP_IS_ITEM(o)) {
+ if (SP_IS_ITEM(o) && !SP_ITEM(o)->isHidden()) {
SPItem *child = SP_ITEM(o);
- NR::Matrix const ct(child->transform * transform);
- sp_item_invoke_bbox_full(child, bbox, ct, flags, FALSE);
- }
+ Geom::Matrix const ct(to_2geom(child->transform) * transform);
+ child->invoke_bbox_full( dummy_bbox, ct, flags, FALSE);
+ }
l = g_slist_remove (l, o);
}
+
+ *bbox = NRRect(dummy_bbox);
}
void CGroup::onPrint(SPPrintContext *ctx) {
while (l) {
SPObject *o = SP_OBJECT (l->data);
if (SP_IS_ITEM(o)) {
- sp_item_invoke_print (SP_ITEM (o), ctx);
- }
+ SP_ITEM(o)->invoke_print (ctx);
+ }
l = g_slist_remove (l, o);
}
}
gint CGroup::getItemCount() {
gint len = 0;
- for (SPObject *o = sp_object_first_child(SP_OBJECT(_group)) ; o != NULL ; o = SP_OBJECT_NEXT(o) ) {
+ for (SPObject *o = _group->firstChild() ; o ; o = o->getNext() ) {
if (SP_IS_ITEM(o)) {
len++;
}
}
-
+
return len;
}
@@ -722,11 +768,10 @@ void CGroup::_showChildren (NRArena *arena, NRArenaItem *ai, unsigned int key, u
SPObject *o = SP_OBJECT (l->data);
if (SP_IS_ITEM (o)) {
child = SP_ITEM (o);
- ac = sp_item_invoke_show (child, arena, key, flags);
+ ac = child->invoke_show (arena, key, flags);
if (ac) {
nr_arena_item_add_child (ai, ac, ar);
ar = ac;
- nr_arena_item_unref (ac);
}
}
l = g_slist_remove (l, o);
SPObject *o = SP_OBJECT (l->data);
if (SP_IS_ITEM (o)) {
child = SP_ITEM (o);
- sp_item_invoke_hide (child, key);
+ child->invoke_hide (key);
}
l = g_slist_remove (l, o);
}
void CGroup::onOrderChanged (Inkscape::XML::Node *child, Inkscape::XML::Node *, Inkscape::XML::Node *)
{
- SPObject *ochild = sp_object_get_child_by_repr(_group, child);
+ SPObject *ochild = _group->get_child_by_repr(child);
if ( ochild && SP_IS_ITEM(ochild) ) {
/* TODO: this should be moved into SPItem somehow */
SPItemView *v;
- unsigned position = sp_item_pos_in_parent(SP_ITEM(ochild));
+ unsigned position = SP_ITEM(ochild)->pos_in_parent();
for ( v = SP_ITEM (ochild)->display ; v != NULL ; v = v->next ) {
nr_arena_item_set_order (v->arenaitem, position);
}
@@ -765,6 +810,74 @@ void CGroup::onOrderChanged (Inkscape::XML::Node *child, Inkscape::XML::Node *,
_group->requestModified(SP_OBJECT_MODIFIED_FLAG);
}
+static void
+sp_group_update_patheffect (SPLPEItem *lpeitem, bool write)
+{
+#ifdef GROUP_VERBOSE
+ g_message("sp_group_update_patheffect: %p\n", lpeitem);
+#endif
+ g_return_if_fail (lpeitem != NULL);
+ g_return_if_fail (SP_IS_GROUP (lpeitem));
+
+ GSList const *item_list = sp_item_group_item_list(SP_GROUP(lpeitem));
+ for ( GSList const *iter = item_list; iter; iter = iter->next ) {
+ SPObject *subitem = static_cast<SPObject *>(iter->data);
+ if (SP_IS_LPE_ITEM(subitem)) {
+ if (SP_LPE_ITEM_CLASS (G_OBJECT_GET_CLASS (subitem))->update_patheffect) {
+ SP_LPE_ITEM_CLASS (G_OBJECT_GET_CLASS (subitem))->update_patheffect (SP_LPE_ITEM(subitem), write);
+ }
+ }
+ }
+
+ if (sp_lpe_item_has_path_effect(lpeitem) && sp_lpe_item_path_effects_enabled(lpeitem)) {
+ for (PathEffectList::iterator it = lpeitem->path_effect_list->begin(); it != lpeitem->path_effect_list->end(); it++)
+ {
+ LivePathEffectObject *lpeobj = (*it)->lpeobject;
+ if (lpeobj && lpeobj->get_lpe()) {
+ lpeobj->get_lpe()->doBeforeEffect(lpeitem);
+ }
+ }
+
+ sp_group_perform_patheffect(SP_GROUP(lpeitem), SP_GROUP(lpeitem), write);
+ }
+}
+
+static void
+sp_group_perform_patheffect(SPGroup *group, SPGroup *topgroup, bool write)
+{
+ GSList const *item_list = sp_item_group_item_list(SP_GROUP(group));
+ for ( GSList const *iter = item_list; iter; iter = iter->next ) {
+ SPObject *subitem = static_cast<SPObject *>(iter->data);
+ if (SP_IS_GROUP(subitem)) {
+ sp_group_perform_patheffect(SP_GROUP(subitem), topgroup, write);
+ } else if (SP_IS_SHAPE(subitem)) {
+ SPCurve * c = NULL;
+ if (SP_IS_PATH(subitem)) {
+ c = sp_path_get_original_curve(SP_PATH(subitem));
+ } else {
+ c = SP_SHAPE(subitem)->getCurve();
+ }
+ // only run LPEs when the shape has a curve defined
+ if (c) {
+ sp_lpe_item_perform_path_effect(SP_LPE_ITEM(topgroup), c);
+ SP_SHAPE(subitem)->setCurve(c, TRUE);
+
+ if (write) {
+ Inkscape::XML::Node *repr = SP_OBJECT_REPR(subitem);
+ gchar *str = sp_svg_write_path(c->get_pathvector());
+ repr->setAttribute("d", str);
+#ifdef GROUP_VERBOSE
+g_message("sp_group_perform_patheffect writes 'd' attribute");
+#endif
+ g_free(str);
+ }
+
+ c->unref();
+ }
+ }
+ }
+}
+
/*
Local Variables:
mode:c++