1 /** @file
2 * @brief Miscellanous operations on selected items
3 */
4 /* Authors:
5 * Lauris Kaplinski <lauris@kaplinski.com>
6 * Frank Felfe <innerspace@iname.com>
7 * MenTaLguY <mental@rydia.net>
8 * bulia byak <buliabyak@users.sf.net>
9 * Andrius R. <knutux@gmail.com>
10 * Jon A. Cruz <jon@joncruz.org>
11 *
12 * Copyright (C) 1999-2010 authors
13 * Copyright (C) 2001-2002 Ximian, Inc.
14 *
15 * Released under GNU GPL, read the file 'COPYING' for more information
16 */
18 #ifdef HAVE_CONFIG_H
19 # include "config.h"
20 #endif
22 #include "selection-chemistry.h"
24 // TOOD fixme: This should be moved into preference repr
25 SPCycleType SP_CYCLING = SP_CYCLE_FOCUS;
28 #include <gtkmm/clipboard.h>
30 #include "svg/svg.h"
31 #include "desktop.h"
32 #include "desktop-style.h"
33 #include "dir-util.h"
34 #include "selection.h"
35 #include "tools-switch.h"
36 #include "desktop-handles.h"
37 #include "message-stack.h"
38 #include "sp-item-transform.h"
39 #include "marker.h"
40 #include "sp-use.h"
41 #include "sp-textpath.h"
42 #include "sp-tspan.h"
43 #include "sp-tref.h"
44 #include "sp-flowtext.h"
45 #include "sp-flowregion.h"
46 #include "text-editing.h"
47 #include "text-context.h"
48 #include "connector-context.h"
49 #include "sp-path.h"
50 #include "sp-conn-end.h"
51 #include "dropper-context.h"
52 #include <glibmm/i18n.h>
53 #include "libnr/nr-matrix-rotate-ops.h"
54 #include "libnr/nr-matrix-translate-ops.h"
55 #include "libnr/nr-scale-ops.h"
56 #include <libnr/nr-matrix-ops.h>
57 #include <2geom/transforms.h>
58 #include "xml/repr.h"
59 #include "xml/rebase-hrefs.h"
60 #include "style.h"
61 #include "document-private.h"
62 #include "sp-gradient.h"
63 #include "sp-gradient-reference.h"
64 #include "sp-linear-gradient-fns.h"
65 #include "sp-pattern.h"
66 #include "sp-radial-gradient-fns.h"
67 #include "gradient-context.h"
68 #include "sp-namedview.h"
69 #include "preferences.h"
70 #include "sp-offset.h"
71 #include "sp-clippath.h"
72 #include "sp-mask.h"
73 #include "file.h"
74 #include "helper/png-write.h"
75 #include "layer-fns.h"
76 #include "context-fns.h"
77 #include <map>
78 #include <cstring>
79 #include <string>
80 #include "helper/units.h"
81 #include "sp-item.h"
82 #include "box3d.h"
83 #include "persp3d.h"
84 #include "unit-constants.h"
85 #include "xml/simple-document.h"
86 #include "sp-filter-reference.h"
87 #include "gradient-drag.h"
88 #include "uri-references.h"
89 #include "libnr/nr-convert2geom.h"
90 #include "display/curve.h"
91 #include "display/canvas-bpath.h"
92 #include "inkscape-private.h"
93 #include "path-chemistry.h"
94 #include "ui/tool/control-point-selection.h"
95 #include "ui/tool/multi-path-manipulator.h"
97 #include "enums.h"
98 #include "sp-item-group.h"
100 // For clippath editing
101 #include "tools-switch.h"
102 #include "ui/tool/node-tool.h"
104 #include "ui/clipboard.h"
106 using Geom::X;
107 using Geom::Y;
109 /* The clipboard handling is in ui/clipboard.cpp now. There are some legacy functions left here,
110 because the layer manipulation code uses them. It should be rewritten specifically
111 for that purpose. */
115 namespace Inkscape {
117 void SelectionHelper::selectAll(SPDesktop *dt)
118 {
119 if (tools_isactive(dt, TOOLS_NODES)) {
120 InkNodeTool *nt = static_cast<InkNodeTool*>(dt->event_context);
121 if (!nt->_multipath->empty()) {
122 nt->_multipath->selectSubpaths();
123 return;
124 }
125 }
126 sp_edit_select_all(dt);
127 }
129 void SelectionHelper::selectAllInAll(SPDesktop *dt)
130 {
131 if (tools_isactive(dt, TOOLS_NODES)) {
132 InkNodeTool *nt = static_cast<InkNodeTool*>(dt->event_context);
133 nt->_selected_nodes->selectAll();
134 } else {
135 sp_edit_select_all_in_all_layers(dt);
136 }
137 }
139 void SelectionHelper::selectNone(SPDesktop *dt)
140 {
141 if (tools_isactive(dt, TOOLS_NODES)) {
142 InkNodeTool *nt = static_cast<InkNodeTool*>(dt->event_context);
143 nt->_selected_nodes->clear();
144 } else {
145 sp_desktop_selection(dt)->clear();
146 }
147 }
149 void SelectionHelper::invert(SPDesktop *dt)
150 {
151 if (tools_isactive(dt, TOOLS_NODES)) {
152 InkNodeTool *nt = static_cast<InkNodeTool*>(dt->event_context);
153 nt->_multipath->invertSelectionInSubpaths();
154 } else {
155 sp_edit_invert(dt);
156 }
157 }
159 void SelectionHelper::invertAllInAll(SPDesktop *dt)
160 {
161 if (tools_isactive(dt, TOOLS_NODES)) {
162 InkNodeTool *nt = static_cast<InkNodeTool*>(dt->event_context);
163 nt->_selected_nodes->invertSelection();
164 } else {
165 sp_edit_invert_in_all_layers(dt);
166 }
167 }
169 void SelectionHelper::reverse(SPDesktop *dt)
170 {
171 // TODO make this a virtual method of event context!
172 if (tools_isactive(dt, TOOLS_NODES)) {
173 InkNodeTool *nt = static_cast<InkNodeTool*>(dt->event_context);
174 nt->_multipath->reverseSubpaths();
175 } else {
176 sp_selected_path_reverse(dt);
177 }
178 }
180 void SelectionHelper::selectNext(SPDesktop *dt)
181 {
182 SPEventContext *ec = dt->event_context;
183 if (tools_isactive(dt, TOOLS_NODES)) {
184 InkNodeTool *nt = static_cast<InkNodeTool*>(dt->event_context);
185 nt->_multipath->shiftSelection(1);
186 } else if (tools_isactive(dt, TOOLS_GRADIENT)
187 && ec->_grdrag->isNonEmpty()) {
188 sp_gradient_context_select_next(ec);
189 } else {
190 sp_selection_item_next(dt);
191 }
192 }
194 void SelectionHelper::selectPrev(SPDesktop *dt)
195 {
196 SPEventContext *ec = dt->event_context;
197 if (tools_isactive(dt, TOOLS_NODES)) {
198 InkNodeTool *nt = static_cast<InkNodeTool*>(dt->event_context);
199 nt->_multipath->shiftSelection(-1);
200 } else if (tools_isactive(dt, TOOLS_GRADIENT)
201 && ec->_grdrag->isNonEmpty()) {
202 sp_gradient_context_select_prev(ec);
203 } else {
204 sp_selection_item_prev(dt);
205 }
206 }
208 } // namespace Inkscape
211 /**
212 * Copies repr and its inherited css style elements, along with the accumulated transform 'full_t',
213 * then prepends the copy to 'clip'.
214 */
215 void sp_selection_copy_one(Inkscape::XML::Node *repr, Geom::Matrix full_t, GSList **clip, Inkscape::XML::Document* xml_doc)
216 {
217 Inkscape::XML::Node *copy = repr->duplicate(xml_doc);
219 // copy complete inherited style
220 SPCSSAttr *css = sp_repr_css_attr_inherited(repr, "style");
221 sp_repr_css_set(copy, css, "style");
222 sp_repr_css_attr_unref(css);
224 // write the complete accumulated transform passed to us
225 // (we're dealing with unattached repr, so we write to its attr
226 // instead of using sp_item_set_transform)
227 gchar *affinestr=sp_svg_transform_write(full_t);
228 copy->setAttribute("transform", affinestr);
229 g_free(affinestr);
231 *clip = g_slist_prepend(*clip, copy);
232 }
234 void sp_selection_copy_impl(GSList const *items, GSList **clip, Inkscape::XML::Document* xml_doc)
235 {
236 // Sort items:
237 GSList *sorted_items = g_slist_copy((GSList *) items);
238 sorted_items = g_slist_sort((GSList *) sorted_items, (GCompareFunc) sp_object_compare_position);
240 // Copy item reprs:
241 for (GSList *i = (GSList *) sorted_items; i != NULL; i = i->next) {
242 sp_selection_copy_one(SP_OBJECT_REPR(i->data), sp_item_i2doc_affine(SP_ITEM(i->data)), clip, xml_doc);
243 }
245 *clip = g_slist_reverse(*clip);
246 g_slist_free((GSList *) sorted_items);
247 }
249 GSList *sp_selection_paste_impl(SPDocument *doc, SPObject *parent, GSList **clip)
250 {
251 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
253 GSList *copied = NULL;
254 // add objects to document
255 for (GSList *l = *clip; l != NULL; l = l->next) {
256 Inkscape::XML::Node *repr = (Inkscape::XML::Node *) l->data;
257 Inkscape::XML::Node *copy = repr->duplicate(xml_doc);
259 // premultiply the item transform by the accumulated parent transform in the paste layer
260 Geom::Matrix local(sp_item_i2doc_affine(SP_ITEM(parent)));
261 if (!local.isIdentity()) {
262 gchar const *t_str = copy->attribute("transform");
263 Geom::Matrix item_t(Geom::identity());
264 if (t_str)
265 sp_svg_transform_read(t_str, &item_t);
266 item_t *= local.inverse();
267 // (we're dealing with unattached repr, so we write to its attr instead of using sp_item_set_transform)
268 gchar *affinestr=sp_svg_transform_write(item_t);
269 copy->setAttribute("transform", affinestr);
270 g_free(affinestr);
271 }
273 parent->appendChildRepr(copy);
274 copied = g_slist_prepend(copied, copy);
275 Inkscape::GC::release(copy);
276 }
277 return copied;
278 }
280 void sp_selection_delete_impl(GSList const *items, bool propagate = true, bool propagate_descendants = true)
281 {
282 for (GSList const *i = items ; i ; i = i->next ) {
283 sp_object_ref((SPObject *)i->data, NULL);
284 }
285 for (GSList const *i = items; i != NULL; i = i->next) {
286 SPItem *item = (SPItem *) i->data;
287 SP_OBJECT(item)->deleteObject(propagate, propagate_descendants);
288 sp_object_unref((SPObject *)item, NULL);
289 }
290 }
293 void sp_selection_delete(SPDesktop *desktop)
294 {
295 if (desktop == NULL) {
296 return;
297 }
299 if (tools_isactive(desktop, TOOLS_TEXT))
300 if (sp_text_delete_selection(desktop->event_context)) {
301 sp_document_done(sp_desktop_document(desktop), SP_VERB_CONTEXT_TEXT,
302 _("Delete text"));
303 return;
304 }
306 Inkscape::Selection *selection = sp_desktop_selection(desktop);
308 // check if something is selected
309 if (selection->isEmpty()) {
310 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("<b>Nothing</b> was deleted."));
311 return;
312 }
314 GSList const *selected = g_slist_copy(const_cast<GSList *>(selection->itemList()));
315 selection->clear();
316 sp_selection_delete_impl(selected);
317 g_slist_free((GSList *) selected);
319 /* a tool may have set up private information in it's selection context
320 * that depends on desktop items. I think the only sane way to deal with
321 * this currently is to reset the current tool, which will reset it's
322 * associated selection context. For example: deleting an object
323 * while moving it around the canvas.
324 */
325 tools_switch( desktop, tools_active( desktop ) );
327 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_DELETE,
328 _("Delete"));
329 }
331 void add_ids_recursive(std::vector<const gchar *> &ids, SPObject *obj)
332 {
333 if (!obj)
334 return;
336 ids.push_back(obj->getId());
338 if (SP_IS_GROUP(obj)) {
339 for (SPObject *child = sp_object_first_child(obj) ; child != NULL; child = SP_OBJECT_NEXT(child) ) {
340 add_ids_recursive(ids, child);
341 }
342 }
343 }
345 void sp_selection_duplicate(SPDesktop *desktop, bool suppressDone)
346 {
347 if (desktop == NULL)
348 return;
350 SPDocument *doc = desktop->doc();
351 Inkscape::XML::Document* xml_doc = sp_document_repr_doc(doc);
352 Inkscape::Selection *selection = sp_desktop_selection(desktop);
354 // check if something is selected
355 if (selection->isEmpty()) {
356 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to duplicate."));
357 return;
358 }
360 GSList *reprs = g_slist_copy((GSList *) selection->reprList());
362 selection->clear();
364 // sorting items from different parents sorts each parent's subset without possibly mixing
365 // them, just what we need
366 reprs = g_slist_sort(reprs, (GCompareFunc) sp_repr_compare_position);
368 GSList *newsel = NULL;
370 std::vector<const gchar *> old_ids;
371 std::vector<const gchar *> new_ids;
372 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
373 bool relink_clones = prefs->getBool("/options/relinkclonesonduplicate/value");
375 while (reprs) {
376 Inkscape::XML::Node *old_repr = (Inkscape::XML::Node *) reprs->data;
377 Inkscape::XML::Node *parent = old_repr->parent();
378 Inkscape::XML::Node *copy = old_repr->duplicate(xml_doc);
380 parent->appendChild(copy);
382 if (relink_clones) {
383 SPObject *old_obj = doc->getObjectByRepr(old_repr);
384 SPObject *new_obj = doc->getObjectByRepr(copy);
385 add_ids_recursive(old_ids, old_obj);
386 add_ids_recursive(new_ids, new_obj);
387 }
389 newsel = g_slist_prepend(newsel, copy);
390 reprs = g_slist_remove(reprs, reprs->data);
391 Inkscape::GC::release(copy);
392 }
394 if (relink_clones) {
396 g_assert(old_ids.size() == new_ids.size());
398 for (unsigned int i = 0; i < old_ids.size(); i++) {
399 const gchar *id = old_ids[i];
400 SPObject *old_clone = doc->getObjectById(id);
401 if (SP_IS_USE(old_clone)) {
402 SPItem *orig = sp_use_get_original(SP_USE(old_clone));
403 if (!orig) // orphaned
404 continue;
405 for (unsigned int j = 0; j < old_ids.size(); j++) {
406 if (!strcmp(orig->getId(), old_ids[j])) {
407 // we have both orig and clone in selection, relink
408 // std::cout << id << " old, its ori: " << SP_OBJECT_ID(orig) << "; will relink:" << new_ids[i] << " to " << new_ids[j] << "\n";
409 gchar *newref = g_strdup_printf("#%s", new_ids[j]);
410 SPObject *new_clone = doc->getObjectById(new_ids[i]);
411 SP_OBJECT_REPR(new_clone)->setAttribute("xlink:href", newref);
412 new_clone->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG);
413 g_free(newref);
414 }
415 }
416 }
417 }
418 }
421 if ( !suppressDone ) {
422 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_DUPLICATE,
423 _("Duplicate"));
424 }
426 selection->setReprList(newsel);
428 g_slist_free(newsel);
429 }
431 void sp_edit_clear_all(SPDesktop *dt)
432 {
433 if (!dt)
434 return;
436 SPDocument *doc = sp_desktop_document(dt);
437 sp_desktop_selection(dt)->clear();
439 g_return_if_fail(SP_IS_GROUP(dt->currentLayer()));
440 GSList *items = sp_item_group_item_list(SP_GROUP(dt->currentLayer()));
442 while (items) {
443 SP_OBJECT(items->data)->deleteObject();
444 items = g_slist_remove(items, items->data);
445 }
447 sp_document_done(doc, SP_VERB_EDIT_CLEAR_ALL,
448 _("Delete all"));
449 }
451 GSList *
452 get_all_items(GSList *list, SPObject *from, SPDesktop *desktop, bool onlyvisible, bool onlysensitive, GSList const *exclude)
453 {
454 for (SPObject *child = sp_object_first_child(SP_OBJECT(from)) ; child != NULL; child = SP_OBJECT_NEXT(child) ) {
455 if (SP_IS_ITEM(child) &&
456 !desktop->isLayer(SP_ITEM(child)) &&
457 (!onlysensitive || !SP_ITEM(child)->isLocked()) &&
458 (!onlyvisible || !desktop->itemIsHidden(SP_ITEM(child))) &&
459 (!exclude || !g_slist_find((GSList *) exclude, child))
460 )
461 {
462 list = g_slist_prepend(list, SP_ITEM(child));
463 }
465 if (SP_IS_ITEM(child) && desktop->isLayer(SP_ITEM(child))) {
466 list = get_all_items(list, child, desktop, onlyvisible, onlysensitive, exclude);
467 }
468 }
470 return list;
471 }
473 void sp_edit_select_all_full(SPDesktop *dt, bool force_all_layers, bool invert)
474 {
475 if (!dt)
476 return;
478 Inkscape::Selection *selection = sp_desktop_selection(dt);
480 g_return_if_fail(SP_IS_GROUP(dt->currentLayer()));
482 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
483 PrefsSelectionContext inlayer = (PrefsSelectionContext) prefs->getInt("/options/kbselection/inlayer", PREFS_SELECTION_LAYER);
484 bool onlyvisible = prefs->getBool("/options/kbselection/onlyvisible", true);
485 bool onlysensitive = prefs->getBool("/options/kbselection/onlysensitive", true);
487 GSList *items = NULL;
489 GSList const *exclude = NULL;
490 if (invert) {
491 exclude = selection->itemList();
492 }
494 if (force_all_layers)
495 inlayer = PREFS_SELECTION_ALL;
497 switch (inlayer) {
498 case PREFS_SELECTION_LAYER: {
499 if ( (onlysensitive && SP_ITEM(dt->currentLayer())->isLocked()) ||
500 (onlyvisible && dt->itemIsHidden(SP_ITEM(dt->currentLayer()))) )
501 return;
503 GSList *all_items = sp_item_group_item_list(SP_GROUP(dt->currentLayer()));
505 for (GSList *i = all_items; i; i = i->next) {
506 SPItem *item = SP_ITEM(i->data);
508 if (item && (!onlysensitive || !item->isLocked())) {
509 if (!onlyvisible || !dt->itemIsHidden(item)) {
510 if (!dt->isLayer(item)) {
511 if (!invert || !g_slist_find((GSList *) exclude, item)) {
512 items = g_slist_prepend(items, item); // leave it in the list
513 }
514 }
515 }
516 }
517 }
519 g_slist_free(all_items);
520 break;
521 }
522 case PREFS_SELECTION_LAYER_RECURSIVE: {
523 items = get_all_items(NULL, dt->currentLayer(), dt, onlyvisible, onlysensitive, exclude);
524 break;
525 }
526 default: {
527 items = get_all_items(NULL, dt->currentRoot(), dt, onlyvisible, onlysensitive, exclude);
528 break;
529 }
530 }
532 selection->setList(items);
534 if (items) {
535 g_slist_free(items);
536 }
537 }
539 void sp_edit_select_all(SPDesktop *desktop)
540 {
541 sp_edit_select_all_full(desktop, false, false);
542 }
544 void sp_edit_select_all_in_all_layers(SPDesktop *desktop)
545 {
546 sp_edit_select_all_full(desktop, true, false);
547 }
549 void sp_edit_invert(SPDesktop *desktop)
550 {
551 sp_edit_select_all_full(desktop, false, true);
552 }
554 void sp_edit_invert_in_all_layers(SPDesktop *desktop)
555 {
556 sp_edit_select_all_full(desktop, true, true);
557 }
559 void sp_selection_group_impl(GSList const *reprs_to_group, Inkscape::XML::Node *group, Inkscape::XML::Document *xml_doc, SPDocument *doc) {
560 GSList *p = g_slist_copy((GSList *) reprs_to_group);
562 p = g_slist_sort(p, (GCompareFunc) sp_repr_compare_position);
564 // Remember the position and parent of the topmost object.
565 gint topmost = ((Inkscape::XML::Node *) g_slist_last(p)->data)->position();
566 Inkscape::XML::Node *topmost_parent = ((Inkscape::XML::Node *) g_slist_last(p)->data)->parent();
568 while (p) {
569 Inkscape::XML::Node *current = (Inkscape::XML::Node *) p->data;
571 if (current->parent() == topmost_parent) {
572 Inkscape::XML::Node *spnew = current->duplicate(xml_doc);
573 sp_repr_unparent(current);
574 group->appendChild(spnew);
575 Inkscape::GC::release(spnew);
576 topmost --; // only reduce count for those items deleted from topmost_parent
577 } else { // move it to topmost_parent first
578 GSList *temp_clip = NULL;
580 // At this point, current may already have no item, due to its being a clone whose original is already moved away
581 // So we copy it artificially calculating the transform from its repr->attr("transform") and the parent transform
582 gchar const *t_str = current->attribute("transform");
583 Geom::Matrix item_t(Geom::identity());
584 if (t_str)
585 sp_svg_transform_read(t_str, &item_t);
586 item_t *= sp_item_i2doc_affine(SP_ITEM(doc->getObjectByRepr(current->parent())));
587 // FIXME: when moving both clone and original from a transformed group (either by
588 // grouping into another parent, or by cut/paste) the transform from the original's
589 // parent becomes embedded into original itself, and this affects its clones. Fix
590 // this by remembering the transform diffs we write to each item into an array and
591 // then, if this is clone, looking up its original in that array and pre-multiplying
592 // it by the inverse of that original's transform diff.
594 sp_selection_copy_one(current, item_t, &temp_clip, xml_doc);
595 sp_repr_unparent(current);
597 // paste into topmost_parent (temporarily)
598 GSList *copied = sp_selection_paste_impl(doc, doc->getObjectByRepr(topmost_parent), &temp_clip);
599 if (temp_clip) g_slist_free(temp_clip);
600 if (copied) { // if success,
601 // take pasted object (now in topmost_parent)
602 Inkscape::XML::Node *in_topmost = (Inkscape::XML::Node *) copied->data;
603 // make a copy
604 Inkscape::XML::Node *spnew = in_topmost->duplicate(xml_doc);
605 // remove pasted
606 sp_repr_unparent(in_topmost);
607 // put its copy into group
608 group->appendChild(spnew);
609 Inkscape::GC::release(spnew);
610 g_slist_free(copied);
611 }
612 }
613 p = g_slist_remove(p, current);
614 }
616 // Add the new group to the topmost members' parent
617 topmost_parent->appendChild(group);
619 // Move to the position of the topmost, reduced by the number of items deleted from topmost_parent
620 group->setPosition(topmost + 1);
621 }
623 void sp_selection_group(SPDesktop *desktop)
624 {
625 if (desktop == NULL)
626 return;
628 SPDocument *doc = sp_desktop_document(desktop);
629 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
631 Inkscape::Selection *selection = sp_desktop_selection(desktop);
633 // Check if something is selected.
634 if (selection->isEmpty()) {
635 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>some objects</b> to group."));
636 return;
637 }
639 GSList const *l = (GSList *) selection->reprList();
642 Inkscape::XML::Node *group = xml_doc->createElement("svg:g");
644 sp_selection_group_impl(l, group, xml_doc, doc);
646 sp_document_done(sp_desktop_document(desktop), SP_VERB_SELECTION_GROUP,
647 _("Group"));
649 selection->clear();
650 selection->set(group);
651 Inkscape::GC::release(group);
652 }
654 void sp_selection_ungroup(SPDesktop *desktop)
655 {
656 if (desktop == NULL)
657 return;
659 Inkscape::Selection *selection = sp_desktop_selection(desktop);
661 if (selection->isEmpty()) {
662 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select a <b>group</b> to ungroup."));
663 return;
664 }
666 GSList *items = g_slist_copy((GSList *) selection->itemList());
667 selection->clear();
669 // Get a copy of current selection.
670 GSList *new_select = NULL;
671 bool ungrouped = false;
672 for (GSList *i = items;
673 i != NULL;
674 i = i->next)
675 {
676 SPItem *group = (SPItem *) i->data;
678 // when ungrouping cloned groups with their originals, some objects that were selected may no more exist due to unlinking
679 if (!SP_IS_OBJECT(group)) {
680 continue;
681 }
683 /* We do not allow ungrouping <svg> etc. (lauris) */
684 if (strcmp(SP_OBJECT_REPR(group)->name(), "svg:g") && strcmp(SP_OBJECT_REPR(group)->name(), "svg:switch")) {
685 // keep the non-group item in the new selection
686 selection->add(group);
687 continue;
688 }
690 GSList *children = NULL;
691 /* This is not strictly required, but is nicer to rely on group ::destroy (lauris) */
692 sp_item_group_ungroup(SP_GROUP(group), &children, false);
693 ungrouped = true;
694 // Add ungrouped items to the new selection.
695 new_select = g_slist_concat(new_select, children);
696 }
698 if (new_select) { // Set new selection.
699 selection->addList(new_select);
700 g_slist_free(new_select);
701 }
702 if (!ungrouped) {
703 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("<b>No groups</b> to ungroup in the selection."));
704 }
706 g_slist_free(items);
708 sp_document_done(sp_desktop_document(desktop), SP_VERB_SELECTION_UNGROUP,
709 _("Ungroup"));
710 }
712 /** Replace all groups in the list with their member objects, recursively; returns a new list, frees old */
713 GSList *
714 sp_degroup_list(GSList *items)
715 {
716 GSList *out = NULL;
717 bool has_groups = false;
718 for (GSList *item = items; item; item = item->next) {
719 if (!SP_IS_GROUP(item->data)) {
720 out = g_slist_prepend(out, item->data);
721 } else {
722 has_groups = true;
723 GSList *members = sp_item_group_item_list(SP_GROUP(item->data));
724 for (GSList *member = members; member; member = member->next) {
725 out = g_slist_prepend(out, member->data);
726 }
727 g_slist_free(members);
728 }
729 }
730 out = g_slist_reverse(out);
731 g_slist_free(items);
733 if (has_groups) { // recurse if we unwrapped a group - it may have contained others
734 out = sp_degroup_list(out);
735 }
737 return out;
738 }
741 /** If items in the list have a common parent, return it, otherwise return NULL */
742 static SPGroup *
743 sp_item_list_common_parent_group(GSList const *items)
744 {
745 if (!items) {
746 return NULL;
747 }
748 SPObject *parent = SP_OBJECT_PARENT(items->data);
749 /* Strictly speaking this CAN happen, if user selects <svg> from Inkscape::XML editor */
750 if (!SP_IS_GROUP(parent)) {
751 return NULL;
752 }
753 for (items = items->next; items; items = items->next) {
754 if (SP_OBJECT_PARENT(items->data) != parent) {
755 return NULL;
756 }
757 }
759 return SP_GROUP(parent);
760 }
762 /** Finds out the minimum common bbox of the selected items. */
763 static Geom::OptRect
764 enclose_items(GSList const *items)
765 {
766 g_assert(items != NULL);
768 Geom::OptRect r;
769 for (GSList const *i = items; i; i = i->next) {
770 r = Geom::unify(r, sp_item_bbox_desktop((SPItem *) i->data));
771 }
772 return r;
773 }
775 SPObject *
776 prev_sibling(SPObject *child)
777 {
778 SPObject *parent = SP_OBJECT_PARENT(child);
779 if (!SP_IS_GROUP(parent)) {
780 return NULL;
781 }
782 for ( SPObject *i = sp_object_first_child(parent) ; i; i = SP_OBJECT_NEXT(i) ) {
783 if (i->next == child)
784 return i;
785 }
786 return NULL;
787 }
789 void
790 sp_selection_raise(SPDesktop *desktop)
791 {
792 if (!desktop)
793 return;
795 Inkscape::Selection *selection = sp_desktop_selection(desktop);
797 GSList const *items = (GSList *) selection->itemList();
798 if (!items) {
799 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to raise."));
800 return;
801 }
803 SPGroup const *group = sp_item_list_common_parent_group(items);
804 if (!group) {
805 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("You cannot raise/lower objects from <b>different groups</b> or <b>layers</b>."));
806 return;
807 }
809 Inkscape::XML::Node *grepr = SP_OBJECT_REPR(group);
811 /* Construct reverse-ordered list of selected children. */
812 GSList *rev = g_slist_copy((GSList *) items);
813 rev = g_slist_sort(rev, (GCompareFunc) sp_item_repr_compare_position);
815 // Determine the common bbox of the selected items.
816 Geom::OptRect selected = enclose_items(items);
818 // Iterate over all objects in the selection (starting from top).
819 if (selected) {
820 while (rev) {
821 SPObject *child = SP_OBJECT(rev->data);
822 // for each selected object, find the next sibling
823 for (SPObject *newref = child->next; newref; newref = newref->next) {
824 // if the sibling is an item AND overlaps our selection,
825 if (SP_IS_ITEM(newref)) {
826 Geom::OptRect newref_bbox = sp_item_bbox_desktop(SP_ITEM(newref));
827 if ( newref_bbox && selected->intersects(*newref_bbox) ) {
828 // AND if it's not one of our selected objects,
829 if (!g_slist_find((GSList *) items, newref)) {
830 // move the selected object after that sibling
831 grepr->changeOrder(SP_OBJECT_REPR(child), SP_OBJECT_REPR(newref));
832 }
833 break;
834 }
835 }
836 }
837 rev = g_slist_remove(rev, child);
838 }
839 } else {
840 g_slist_free(rev);
841 }
843 sp_document_done(sp_desktop_document(desktop), SP_VERB_SELECTION_RAISE,
844 //TRANSLATORS: only translate "string" in "context|string".
845 // For more details, see http://developer.gnome.org/doc/API/2.0/glib/glib-I18N.html#Q-:CAPS
846 // "Raise" means "to raise an object" in the undo history
847 Q_("undo_action|Raise"));
848 }
850 void sp_selection_raise_to_top(SPDesktop *desktop)
851 {
852 if (desktop == NULL)
853 return;
855 SPDocument *document = sp_desktop_document(desktop);
856 Inkscape::Selection *selection = sp_desktop_selection(desktop);
858 if (selection->isEmpty()) {
859 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to raise to top."));
860 return;
861 }
863 GSList const *items = (GSList *) selection->itemList();
865 SPGroup const *group = sp_item_list_common_parent_group(items);
866 if (!group) {
867 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("You cannot raise/lower objects from <b>different groups</b> or <b>layers</b>."));
868 return;
869 }
871 GSList *rl = g_slist_copy((GSList *) selection->reprList());
872 rl = g_slist_sort(rl, (GCompareFunc) sp_repr_compare_position);
874 for (GSList *l = rl; l != NULL; l = l->next) {
875 Inkscape::XML::Node *repr = (Inkscape::XML::Node *) l->data;
876 repr->setPosition(-1);
877 }
879 g_slist_free(rl);
881 sp_document_done(document, SP_VERB_SELECTION_TO_FRONT,
882 _("Raise to top"));
883 }
885 void
886 sp_selection_lower(SPDesktop *desktop)
887 {
888 if (desktop == NULL)
889 return;
891 Inkscape::Selection *selection = sp_desktop_selection(desktop);
893 GSList const *items = (GSList *) selection->itemList();
894 if (!items) {
895 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to lower."));
896 return;
897 }
899 SPGroup const *group = sp_item_list_common_parent_group(items);
900 if (!group) {
901 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("You cannot raise/lower objects from <b>different groups</b> or <b>layers</b>."));
902 return;
903 }
905 Inkscape::XML::Node *grepr = SP_OBJECT_REPR(group);
907 // Determine the common bbox of the selected items.
908 Geom::OptRect selected = enclose_items(items);
910 /* Construct direct-ordered list of selected children. */
911 GSList *rev = g_slist_copy((GSList *) items);
912 rev = g_slist_sort(rev, (GCompareFunc) sp_item_repr_compare_position);
913 rev = g_slist_reverse(rev);
915 // Iterate over all objects in the selection (starting from top).
916 if (selected) {
917 while (rev) {
918 SPObject *child = SP_OBJECT(rev->data);
919 // for each selected object, find the prev sibling
920 for (SPObject *newref = prev_sibling(child); newref; newref = prev_sibling(newref)) {
921 // if the sibling is an item AND overlaps our selection,
922 if (SP_IS_ITEM(newref)) {
923 Geom::OptRect ref_bbox = sp_item_bbox_desktop(SP_ITEM(newref));
924 if ( ref_bbox && selected->intersects(*ref_bbox) ) {
925 // AND if it's not one of our selected objects,
926 if (!g_slist_find((GSList *) items, newref)) {
927 // move the selected object before that sibling
928 SPObject *put_after = prev_sibling(newref);
929 if (put_after)
930 grepr->changeOrder(SP_OBJECT_REPR(child), SP_OBJECT_REPR(put_after));
931 else
932 SP_OBJECT_REPR(child)->setPosition(0);
933 }
934 break;
935 }
936 }
937 }
938 rev = g_slist_remove(rev, child);
939 }
940 } else {
941 g_slist_free(rev);
942 }
944 sp_document_done(sp_desktop_document(desktop), SP_VERB_SELECTION_LOWER,
945 _("Lower"));
946 }
948 void sp_selection_lower_to_bottom(SPDesktop *desktop)
949 {
950 if (desktop == NULL)
951 return;
953 SPDocument *document = sp_desktop_document(desktop);
954 Inkscape::Selection *selection = sp_desktop_selection(desktop);
956 if (selection->isEmpty()) {
957 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to lower to bottom."));
958 return;
959 }
961 GSList const *items = (GSList *) selection->itemList();
963 SPGroup const *group = sp_item_list_common_parent_group(items);
964 if (!group) {
965 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("You cannot raise/lower objects from <b>different groups</b> or <b>layers</b>."));
966 return;
967 }
969 GSList *rl;
970 rl = g_slist_copy((GSList *) selection->reprList());
971 rl = g_slist_sort(rl, (GCompareFunc) sp_repr_compare_position);
972 rl = g_slist_reverse(rl);
974 for (GSList *l = rl; l != NULL; l = l->next) {
975 gint minpos;
976 SPObject *pp, *pc;
977 Inkscape::XML::Node *repr = (Inkscape::XML::Node *) l->data;
978 pp = document->getObjectByRepr(sp_repr_parent(repr));
979 minpos = 0;
980 g_assert(SP_IS_GROUP(pp));
981 pc = sp_object_first_child(pp);
982 while (!SP_IS_ITEM(pc)) {
983 minpos += 1;
984 pc = pc->next;
985 }
986 repr->setPosition(minpos);
987 }
989 g_slist_free(rl);
991 sp_document_done(document, SP_VERB_SELECTION_TO_BACK,
992 _("Lower to bottom"));
993 }
995 void
996 sp_undo(SPDesktop *desktop, SPDocument *)
997 {
998 if (!sp_document_undo(sp_desktop_document(desktop)))
999 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Nothing to undo."));
1000 }
1002 void
1003 sp_redo(SPDesktop *desktop, SPDocument *)
1004 {
1005 if (!sp_document_redo(sp_desktop_document(desktop)))
1006 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Nothing to redo."));
1007 }
1009 void sp_selection_cut(SPDesktop *desktop)
1010 {
1011 sp_selection_copy();
1012 sp_selection_delete(desktop);
1013 }
1015 /**
1016 * \pre item != NULL
1017 */
1018 SPCSSAttr *
1019 take_style_from_item(SPItem *item)
1020 {
1021 // write the complete cascaded style, context-free
1022 SPCSSAttr *css = sp_css_attr_from_object(SP_OBJECT(item), SP_STYLE_FLAG_ALWAYS);
1023 if (css == NULL)
1024 return NULL;
1026 if ((SP_IS_GROUP(item) && SP_OBJECT(item)->children) ||
1027 (SP_IS_TEXT(item) && SP_OBJECT(item)->children && SP_OBJECT(item)->children->next == NULL)) {
1028 // if this is a text with exactly one tspan child, merge the style of that tspan as well
1029 // If this is a group, merge the style of its topmost (last) child with style
1030 for (SPObject *last_element = item->lastChild(); last_element != NULL; last_element = SP_OBJECT_PREV(last_element)) {
1031 if (SP_OBJECT_STYLE(last_element) != NULL) {
1032 SPCSSAttr *temp = sp_css_attr_from_object(last_element, SP_STYLE_FLAG_IFSET);
1033 if (temp) {
1034 sp_repr_css_merge(css, temp);
1035 sp_repr_css_attr_unref(temp);
1036 }
1037 break;
1038 }
1039 }
1040 }
1041 if (!(SP_IS_TEXT(item) || SP_IS_TSPAN(item) || SP_IS_TREF(item) || SP_IS_STRING(item))) {
1042 // do not copy text properties from non-text objects, it's confusing
1043 css = sp_css_attr_unset_text(css);
1044 }
1046 // FIXME: also transform gradient/pattern fills, by forking? NO, this must be nondestructive
1047 double ex = to_2geom(sp_item_i2doc_affine(item)).descrim();
1048 if (ex != 1.0) {
1049 css = sp_css_attr_scale(css, ex);
1050 }
1052 return css;
1053 }
1056 void sp_selection_copy()
1057 {
1058 Inkscape::UI::ClipboardManager *cm = Inkscape::UI::ClipboardManager::get();
1059 cm->copy();
1060 }
1062 void sp_selection_paste(SPDesktop *desktop, bool in_place)
1063 {
1064 Inkscape::UI::ClipboardManager *cm = Inkscape::UI::ClipboardManager::get();
1065 if (cm->paste(in_place))
1066 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_PASTE, _("Paste"));
1067 }
1069 void sp_selection_paste_style(SPDesktop *desktop)
1070 {
1071 Inkscape::UI::ClipboardManager *cm = Inkscape::UI::ClipboardManager::get();
1072 if (cm->pasteStyle())
1073 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_PASTE_STYLE, _("Paste style"));
1074 }
1077 void sp_selection_paste_livepatheffect(SPDesktop *desktop)
1078 {
1079 Inkscape::UI::ClipboardManager *cm = Inkscape::UI::ClipboardManager::get();
1080 if (cm->pastePathEffect())
1081 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_PASTE_LIVEPATHEFFECT,
1082 _("Paste live path effect"));
1083 }
1086 void sp_selection_remove_livepatheffect_impl(SPItem *item)
1087 {
1088 if ( item && SP_IS_LPE_ITEM(item) &&
1089 sp_lpe_item_has_path_effect(SP_LPE_ITEM(item))) {
1090 sp_lpe_item_remove_all_path_effects(SP_LPE_ITEM(item), false);
1091 }
1092 }
1094 void sp_selection_remove_livepatheffect(SPDesktop *desktop)
1095 {
1096 if (desktop == NULL) return;
1098 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1100 // check if something is selected
1101 if (selection->isEmpty()) {
1102 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to remove live path effects from."));
1103 return;
1104 }
1106 for ( GSList const *itemlist = selection->itemList(); itemlist != NULL; itemlist = g_slist_next(itemlist) ) {
1107 SPItem *item = reinterpret_cast<SPItem*>(itemlist->data);
1109 sp_selection_remove_livepatheffect_impl(item);
1111 }
1113 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_REMOVE_LIVEPATHEFFECT,
1114 _("Remove live path effect"));
1115 }
1117 void sp_selection_remove_filter(SPDesktop *desktop)
1118 {
1119 if (desktop == NULL) return;
1121 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1123 // check if something is selected
1124 if (selection->isEmpty()) {
1125 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to remove filters from."));
1126 return;
1127 }
1129 SPCSSAttr *css = sp_repr_css_attr_new();
1130 sp_repr_css_unset_property(css, "filter");
1131 sp_desktop_set_style(desktop, css);
1132 sp_repr_css_attr_unref(css);
1134 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_REMOVE_FILTER,
1135 _("Remove filter"));
1136 }
1139 void sp_selection_paste_size(SPDesktop *desktop, bool apply_x, bool apply_y)
1140 {
1141 Inkscape::UI::ClipboardManager *cm = Inkscape::UI::ClipboardManager::get();
1142 if (cm->pasteSize(false, apply_x, apply_y))
1143 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_PASTE_SIZE,
1144 _("Paste size"));
1145 }
1147 void sp_selection_paste_size_separately(SPDesktop *desktop, bool apply_x, bool apply_y)
1148 {
1149 Inkscape::UI::ClipboardManager *cm = Inkscape::UI::ClipboardManager::get();
1150 if (cm->pasteSize(true, apply_x, apply_y))
1151 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_PASTE_SIZE_SEPARATELY,
1152 _("Paste size separately"));
1153 }
1155 void sp_selection_to_next_layer(SPDesktop *dt, bool suppressDone)
1156 {
1157 Inkscape::Selection *selection = sp_desktop_selection(dt);
1159 // check if something is selected
1160 if (selection->isEmpty()) {
1161 dt->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to move to the layer above."));
1162 return;
1163 }
1165 GSList const *items = g_slist_copy((GSList *) selection->itemList());
1167 bool no_more = false; // Set to true, if no more layers above
1168 SPObject *next=Inkscape::next_layer(dt->currentRoot(), dt->currentLayer());
1169 if (next) {
1170 GSList *temp_clip = NULL;
1171 sp_selection_copy_impl(items, &temp_clip, sp_document_repr_doc(dt->doc()));
1172 sp_selection_delete_impl(items, false, false);
1173 next=Inkscape::next_layer(dt->currentRoot(), dt->currentLayer()); // Fixes bug 1482973: crash while moving layers
1174 GSList *copied;
1175 if (next) {
1176 copied = sp_selection_paste_impl(sp_desktop_document(dt), next, &temp_clip);
1177 } else {
1178 copied = sp_selection_paste_impl(sp_desktop_document(dt), dt->currentLayer(), &temp_clip);
1179 no_more = true;
1180 }
1181 selection->setReprList((GSList const *) copied);
1182 g_slist_free(copied);
1183 if (temp_clip) g_slist_free(temp_clip);
1184 if (next) dt->setCurrentLayer(next);
1185 if ( !suppressDone ) {
1186 sp_document_done(sp_desktop_document(dt), SP_VERB_LAYER_MOVE_TO_NEXT,
1187 _("Raise to next layer"));
1188 }
1189 } else {
1190 no_more = true;
1191 }
1193 if (no_more) {
1194 dt->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("No more layers above."));
1195 }
1197 g_slist_free((GSList *) items);
1198 }
1200 void sp_selection_to_prev_layer(SPDesktop *dt, bool suppressDone)
1201 {
1202 Inkscape::Selection *selection = sp_desktop_selection(dt);
1204 // check if something is selected
1205 if (selection->isEmpty()) {
1206 dt->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to move to the layer below."));
1207 return;
1208 }
1210 GSList const *items = g_slist_copy((GSList *) selection->itemList());
1212 bool no_more = false; // Set to true, if no more layers below
1213 SPObject *next=Inkscape::previous_layer(dt->currentRoot(), dt->currentLayer());
1214 if (next) {
1215 GSList *temp_clip = NULL;
1216 sp_selection_copy_impl(items, &temp_clip, sp_document_repr_doc(dt->doc())); // we're in the same doc, so no need to copy defs
1217 sp_selection_delete_impl(items, false, false);
1218 next=Inkscape::previous_layer(dt->currentRoot(), dt->currentLayer()); // Fixes bug 1482973: crash while moving layers
1219 GSList *copied;
1220 if (next) {
1221 copied = sp_selection_paste_impl(sp_desktop_document(dt), next, &temp_clip);
1222 } else {
1223 copied = sp_selection_paste_impl(sp_desktop_document(dt), dt->currentLayer(), &temp_clip);
1224 no_more = true;
1225 }
1226 selection->setReprList((GSList const *) copied);
1227 g_slist_free(copied);
1228 if (temp_clip) g_slist_free(temp_clip);
1229 if (next) dt->setCurrentLayer(next);
1230 if ( !suppressDone ) {
1231 sp_document_done(sp_desktop_document(dt), SP_VERB_LAYER_MOVE_TO_PREV,
1232 _("Lower to previous layer"));
1233 }
1234 } else {
1235 no_more = true;
1236 }
1238 if (no_more) {
1239 dt->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("No more layers below."));
1240 }
1242 g_slist_free((GSList *) items);
1243 }
1245 bool
1246 selection_contains_original(SPItem *item, Inkscape::Selection *selection)
1247 {
1248 bool contains_original = false;
1250 bool is_use = SP_IS_USE(item);
1251 SPItem *item_use = item;
1252 SPItem *item_use_first = item;
1253 while (is_use && item_use && !contains_original)
1254 {
1255 item_use = sp_use_get_original(SP_USE(item_use));
1256 contains_original |= selection->includes(item_use);
1257 if (item_use == item_use_first)
1258 break;
1259 is_use = SP_IS_USE(item_use);
1260 }
1262 // If it's a tref, check whether the object containing the character
1263 // data is part of the selection
1264 if (!contains_original && SP_IS_TREF(item)) {
1265 contains_original = selection->includes(SP_TREF(item)->getObjectReferredTo());
1266 }
1268 return contains_original;
1269 }
1272 bool
1273 selection_contains_both_clone_and_original(Inkscape::Selection *selection)
1274 {
1275 bool clone_with_original = false;
1276 for (GSList const *l = selection->itemList(); l != NULL; l = l->next) {
1277 SPItem *item = SP_ITEM(l->data);
1278 clone_with_original |= selection_contains_original(item, selection);
1279 if (clone_with_original)
1280 break;
1281 }
1282 return clone_with_original;
1283 }
1285 /** Apply matrix to the selection. \a set_i2d is normally true, which means objects are in the
1286 original transform, synced with their reprs, and need to jump to the new transform in one go. A
1287 value of set_i2d==false is only used by seltrans when it's dragging objects live (not outlines); in
1288 that case, items are already in the new position, but the repr is in the old, and this function
1289 then simply updates the repr from item->transform.
1290 */
1291 void sp_selection_apply_affine(Inkscape::Selection *selection, Geom::Matrix const &affine, bool set_i2d, bool compensate)
1292 {
1293 if (selection->isEmpty())
1294 return;
1296 // For each perspective with a box in selection, check whether all boxes are selected and
1297 // unlink all non-selected boxes.
1298 Persp3D *persp;
1299 Persp3D *transf_persp;
1300 std::list<Persp3D *> plist = selection->perspList();
1301 for (std::list<Persp3D *>::iterator i = plist.begin(); i != plist.end(); ++i) {
1302 persp = (Persp3D *) (*i);
1304 if (!persp3d_has_all_boxes_in_selection (persp, selection)) {
1305 std::list<SPBox3D *> selboxes = selection->box3DList(persp);
1307 // create a new perspective as a copy of the current one and link the selected boxes to it
1308 transf_persp = persp3d_create_xml_element (SP_OBJECT_DOCUMENT(persp), persp->perspective_impl);
1310 for (std::list<SPBox3D *>::iterator b = selboxes.begin(); b != selboxes.end(); ++b)
1311 box3d_switch_perspectives(*b, persp, transf_persp);
1312 } else {
1313 transf_persp = persp;
1314 }
1316 persp3d_apply_affine_transformation(transf_persp, affine);
1317 }
1319 for (GSList const *l = selection->itemList(); l != NULL; l = l->next) {
1320 SPItem *item = SP_ITEM(l->data);
1322 Geom::Point old_center(0,0);
1323 if (set_i2d && item->isCenterSet())
1324 old_center = item->getCenter();
1326 #if 0 /* Re-enable this once persistent guides have a graphical indication.
1327 At the time of writing, this is the only place to re-enable. */
1328 sp_item_update_cns(*item, selection->desktop());
1329 #endif
1331 // we're moving both a clone and its original or any ancestor in clone chain?
1332 bool transform_clone_with_original = selection_contains_original(item, selection);
1333 // ...both a text-on-path and its path?
1334 bool transform_textpath_with_path = (SP_IS_TEXT_TEXTPATH(item) && selection->includes( sp_textpath_get_path_item(SP_TEXTPATH(sp_object_first_child(SP_OBJECT(item)))) ));
1335 // ...both a flowtext and its frame?
1336 bool transform_flowtext_with_frame = (SP_IS_FLOWTEXT(item) && selection->includes( SP_FLOWTEXT(item)->get_frame(NULL))); // (only the first frame is checked so far)
1337 // ...both an offset and its source?
1338 bool transform_offset_with_source = (SP_IS_OFFSET(item) && SP_OFFSET(item)->sourceHref) && selection->includes( sp_offset_get_source(SP_OFFSET(item)) );
1340 // If we're moving a connector, we want to detach it
1341 // from shapes that aren't part of the selection, but
1342 // leave it attached if they are
1343 if (cc_item_is_connector(item)) {
1344 SPItem *attItem[2];
1345 SP_PATH(item)->connEndPair.getAttachedItems(attItem);
1347 for (int n = 0; n < 2; ++n) {
1348 if (!selection->includes(attItem[n])) {
1349 sp_conn_end_detach(item, n);
1350 }
1351 }
1352 }
1354 // "clones are unmoved when original is moved" preference
1355 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
1356 int compensation = prefs->getInt("/options/clonecompensation/value", SP_CLONE_COMPENSATION_UNMOVED);
1357 bool prefs_unmoved = (compensation == SP_CLONE_COMPENSATION_UNMOVED);
1358 bool prefs_parallel = (compensation == SP_CLONE_COMPENSATION_PARALLEL);
1360 /* If this is a clone and it's selected along with its original, do not move it;
1361 * it will feel the transform of its original and respond to it itself.
1362 * Without this, a clone is doubly transformed, very unintuitive.
1363 *
1364 * Same for textpath if we are also doing ANY transform to its path: do not touch textpath,
1365 * letters cannot be squeezed or rotated anyway, they only refill the changed path.
1366 * Same for linked offset if we are also moving its source: do not move it. */
1367 if (transform_textpath_with_path || transform_offset_with_source) {
1368 // Restore item->transform field from the repr, in case it was changed by seltrans.
1369 sp_object_read_attr(SP_OBJECT(item), "transform");
1370 } else if (transform_flowtext_with_frame) {
1371 // apply the inverse of the region's transform to the <use> so that the flow remains
1372 // the same (even though the output itself gets transformed)
1373 for (SPObject *region = item->firstChild() ; region ; region = SP_OBJECT_NEXT(region)) {
1374 if (!SP_IS_FLOWREGION(region) && !SP_IS_FLOWREGIONEXCLUDE(region))
1375 continue;
1376 for (SPObject *use = region->firstChild() ; use ; use = SP_OBJECT_NEXT(use)) {
1377 if (!SP_IS_USE(use)) continue;
1378 sp_item_write_transform(SP_USE(use), SP_OBJECT_REPR(use), item->transform.inverse(), NULL, compensate);
1379 }
1380 }
1381 } else if (transform_clone_with_original) {
1382 // We are transforming a clone along with its original. The below matrix juggling is
1383 // necessary to ensure that they transform as a whole, i.e. the clone's induced
1384 // transform and its move compensation are both cancelled out.
1386 // restore item->transform field from the repr, in case it was changed by seltrans
1387 sp_object_read_attr(SP_OBJECT(item), "transform");
1389 // calculate the matrix we need to apply to the clone to cancel its induced transform from its original
1390 Geom::Matrix parent2dt = sp_item_i2d_affine(SP_ITEM(SP_OBJECT_PARENT(item)));
1391 Geom::Matrix t = parent2dt * affine * parent2dt.inverse();
1392 Geom::Matrix t_inv = t.inverse();
1393 Geom::Matrix result = t_inv * item->transform * t;
1395 if ((prefs_parallel || prefs_unmoved) && affine.isTranslation()) {
1396 // we need to cancel out the move compensation, too
1398 // find out the clone move, same as in sp_use_move_compensate
1399 Geom::Matrix parent = sp_use_get_parent_transform(SP_USE(item));
1400 Geom::Matrix clone_move = parent.inverse() * t * parent;
1402 if (prefs_parallel) {
1403 Geom::Matrix move = result * clone_move * t_inv;
1404 sp_item_write_transform(item, SP_OBJECT_REPR(item), move, &move, compensate);
1406 } else if (prefs_unmoved) {
1407 //if (SP_IS_USE(sp_use_get_original(SP_USE(item))))
1408 // clone_move = Geom::identity();
1409 Geom::Matrix move = result * clone_move;
1410 sp_item_write_transform(item, SP_OBJECT_REPR(item), move, &t, compensate);
1411 }
1413 } else {
1414 // just apply the result
1415 sp_item_write_transform(item, SP_OBJECT_REPR(item), result, &t, compensate);
1416 }
1418 } else {
1419 if (set_i2d) {
1420 sp_item_set_i2d_affine(item, sp_item_i2d_affine(item) * (Geom::Matrix)affine);
1421 }
1422 sp_item_write_transform(item, SP_OBJECT_REPR(item), item->transform, NULL, compensate);
1423 }
1425 // if we're moving the actual object, not just updating the repr, we can transform the
1426 // center by the same matrix (only necessary for non-translations)
1427 if (set_i2d && item->isCenterSet() && !(affine.isTranslation() || affine.isIdentity())) {
1428 item->setCenter(old_center * affine);
1429 SP_OBJECT(item)->updateRepr();
1430 }
1431 }
1432 }
1434 void sp_selection_remove_transform(SPDesktop *desktop)
1435 {
1436 if (desktop == NULL)
1437 return;
1439 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1441 GSList const *l = (GSList *) selection->reprList();
1442 while (l != NULL) {
1443 ((Inkscape::XML::Node*)l->data)->setAttribute("transform", NULL, false);
1444 l = l->next;
1445 }
1447 sp_document_done(sp_desktop_document(desktop), SP_VERB_OBJECT_FLATTEN,
1448 _("Remove transform"));
1449 }
1451 void
1452 sp_selection_scale_absolute(Inkscape::Selection *selection,
1453 double const x0, double const x1,
1454 double const y0, double const y1)
1455 {
1456 if (selection->isEmpty())
1457 return;
1459 Geom::OptRect const bbox(selection->bounds());
1460 if ( !bbox ) {
1461 return;
1462 }
1464 Geom::Translate const p2o(-bbox->min());
1466 Geom::Scale const newSize(x1 - x0,
1467 y1 - y0);
1468 Geom::Scale const scale( newSize * Geom::Scale(bbox->dimensions()).inverse() );
1469 Geom::Translate const o2n(x0, y0);
1470 Geom::Matrix const final( p2o * scale * o2n );
1472 sp_selection_apply_affine(selection, final);
1473 }
1476 void sp_selection_scale_relative(Inkscape::Selection *selection, Geom::Point const &align, Geom::Scale const &scale)
1477 {
1478 if (selection->isEmpty())
1479 return;
1481 Geom::OptRect const bbox(selection->bounds());
1483 if ( !bbox ) {
1484 return;
1485 }
1487 // FIXME: ARBITRARY LIMIT: don't try to scale above 1 Mpx, it won't display properly and will crash sooner or later anyway
1488 if ( bbox->dimensions()[Geom::X] * scale[Geom::X] > 1e6 ||
1489 bbox->dimensions()[Geom::Y] * scale[Geom::Y] > 1e6 )
1490 {
1491 return;
1492 }
1494 Geom::Translate const n2d(-align);
1495 Geom::Translate const d2n(align);
1496 Geom::Matrix const final( n2d * scale * d2n );
1497 sp_selection_apply_affine(selection, final);
1498 }
1500 void
1501 sp_selection_rotate_relative(Inkscape::Selection *selection, Geom::Point const ¢er, gdouble const angle_degrees)
1502 {
1503 Geom::Translate const d2n(center);
1504 Geom::Translate const n2d(-center);
1505 Geom::Rotate const rotate(Geom::Rotate::from_degrees(angle_degrees));
1506 Geom::Matrix const final( Geom::Matrix(n2d) * rotate * d2n );
1507 sp_selection_apply_affine(selection, final);
1508 }
1510 void
1511 sp_selection_skew_relative(Inkscape::Selection *selection, Geom::Point const &align, double dx, double dy)
1512 {
1513 Geom::Translate const d2n(align);
1514 Geom::Translate const n2d(-align);
1515 Geom::Matrix const skew(1, dy,
1516 dx, 1,
1517 0, 0);
1518 Geom::Matrix const final( n2d * skew * d2n );
1519 sp_selection_apply_affine(selection, final);
1520 }
1522 void sp_selection_move_relative(Inkscape::Selection *selection, Geom::Point const &move, bool compensate)
1523 {
1524 sp_selection_apply_affine(selection, Geom::Matrix(Geom::Translate(move)), true, compensate);
1525 }
1527 void sp_selection_move_relative(Inkscape::Selection *selection, double dx, double dy)
1528 {
1529 sp_selection_apply_affine(selection, Geom::Matrix(Geom::Translate(dx, dy)));
1530 }
1532 /**
1533 * @brief Rotates selected objects 90 degrees, either clock-wise or counter-clockwise, depending on the value of ccw
1534 */
1535 void sp_selection_rotate_90(SPDesktop *desktop, bool ccw)
1536 {
1537 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1539 if (selection->isEmpty())
1540 return;
1542 GSList const *l = selection->itemList();
1543 Geom::Rotate const rot_90(Geom::Point(0, ccw ? 1 : -1)); // pos. or neg. rotation, depending on the value of ccw
1544 for (GSList const *l2 = l ; l2 != NULL ; l2 = l2->next) {
1545 SPItem *item = SP_ITEM(l2->data);
1546 sp_item_rotate_rel(item, rot_90);
1547 }
1549 sp_document_done(sp_desktop_document(desktop),
1550 ccw ? SP_VERB_OBJECT_ROTATE_90_CCW : SP_VERB_OBJECT_ROTATE_90_CW,
1551 ccw ? _("Rotate 90° CCW") : _("Rotate 90° CW"));
1552 }
1554 void
1555 sp_selection_rotate(Inkscape::Selection *selection, gdouble const angle_degrees)
1556 {
1557 if (selection->isEmpty())
1558 return;
1560 boost::optional<Geom::Point> center = selection->center();
1561 if (!center) {
1562 return;
1563 }
1565 sp_selection_rotate_relative(selection, *center, angle_degrees);
1567 sp_document_maybe_done(sp_desktop_document(selection->desktop()),
1568 ( ( angle_degrees > 0 )
1569 ? "selector:rotate:ccw"
1570 : "selector:rotate:cw" ),
1571 SP_VERB_CONTEXT_SELECT,
1572 _("Rotate"));
1573 }
1575 // helper function:
1576 static
1577 Geom::Point
1578 cornerFarthestFrom(Geom::Rect const &r, Geom::Point const &p){
1579 Geom::Point m = r.midpoint();
1580 unsigned i = 0;
1581 if (p[X] < m[X]) {
1582 i = 1;
1583 }
1584 if (p[Y] < m[Y]) {
1585 i = 3 - i;
1586 }
1587 return r.corner(i);
1588 }
1590 /**
1591 \param angle the angle in "angular pixels", i.e. how many visible pixels must move the outermost point of the rotated object
1592 */
1593 void
1594 sp_selection_rotate_screen(Inkscape::Selection *selection, gdouble angle)
1595 {
1596 if (selection->isEmpty())
1597 return;
1599 Geom::OptRect const bbox(selection->bounds());
1600 boost::optional<Geom::Point> center = selection->center();
1602 if ( !bbox || !center ) {
1603 return;
1604 }
1606 gdouble const zoom = selection->desktop()->current_zoom();
1607 gdouble const zmove = angle / zoom;
1608 gdouble const r = Geom::L2(cornerFarthestFrom(*bbox, *center) - *center);
1610 gdouble const zangle = 180 * atan2(zmove, r) / M_PI;
1612 sp_selection_rotate_relative(selection, *center, zangle);
1614 sp_document_maybe_done(sp_desktop_document(selection->desktop()),
1615 ( (angle > 0)
1616 ? "selector:rotate:ccw"
1617 : "selector:rotate:cw" ),
1618 SP_VERB_CONTEXT_SELECT,
1619 _("Rotate by pixels"));
1620 }
1622 void
1623 sp_selection_scale(Inkscape::Selection *selection, gdouble grow)
1624 {
1625 if (selection->isEmpty())
1626 return;
1628 Geom::OptRect const bbox(selection->bounds());
1629 if (!bbox) {
1630 return;
1631 }
1633 Geom::Point const center(bbox->midpoint());
1635 // you can't scale "do nizhe pola" (below zero)
1636 double const max_len = bbox->maxExtent();
1637 if ( max_len + grow <= 1e-3 ) {
1638 return;
1639 }
1641 double const times = 1.0 + grow / max_len;
1642 sp_selection_scale_relative(selection, center, Geom::Scale(times, times));
1644 sp_document_maybe_done(sp_desktop_document(selection->desktop()),
1645 ( (grow > 0)
1646 ? "selector:scale:larger"
1647 : "selector:scale:smaller" ),
1648 SP_VERB_CONTEXT_SELECT,
1649 _("Scale"));
1650 }
1652 void
1653 sp_selection_scale_screen(Inkscape::Selection *selection, gdouble grow_pixels)
1654 {
1655 sp_selection_scale(selection,
1656 grow_pixels / selection->desktop()->current_zoom());
1657 }
1659 void
1660 sp_selection_scale_times(Inkscape::Selection *selection, gdouble times)
1661 {
1662 if (selection->isEmpty())
1663 return;
1665 Geom::OptRect sel_bbox = selection->bounds();
1667 if (!sel_bbox) {
1668 return;
1669 }
1671 Geom::Point const center(sel_bbox->midpoint());
1672 sp_selection_scale_relative(selection, center, Geom::Scale(times, times));
1673 sp_document_done(sp_desktop_document(selection->desktop()), SP_VERB_CONTEXT_SELECT,
1674 _("Scale by whole factor"));
1675 }
1677 void
1678 sp_selection_move(SPDesktop *desktop, gdouble dx, gdouble dy)
1679 {
1680 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1681 if (selection->isEmpty()) {
1682 return;
1683 }
1685 sp_selection_move_relative(selection, dx, dy);
1687 if (dx == 0) {
1688 sp_document_maybe_done(sp_desktop_document(desktop), "selector:move:vertical", SP_VERB_CONTEXT_SELECT,
1689 _("Move vertically"));
1690 } else if (dy == 0) {
1691 sp_document_maybe_done(sp_desktop_document(desktop), "selector:move:horizontal", SP_VERB_CONTEXT_SELECT,
1692 _("Move horizontally"));
1693 } else {
1694 sp_document_done(sp_desktop_document(desktop), SP_VERB_CONTEXT_SELECT,
1695 _("Move"));
1696 }
1697 }
1699 void
1700 sp_selection_move_screen(SPDesktop *desktop, gdouble dx, gdouble dy)
1701 {
1702 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1703 if (selection->isEmpty()) {
1704 return;
1705 }
1707 // same as sp_selection_move but divide deltas by zoom factor
1708 gdouble const zoom = desktop->current_zoom();
1709 gdouble const zdx = dx / zoom;
1710 gdouble const zdy = dy / zoom;
1711 sp_selection_move_relative(selection, zdx, zdy);
1713 if (dx == 0) {
1714 sp_document_maybe_done(sp_desktop_document(desktop), "selector:move:vertical", SP_VERB_CONTEXT_SELECT,
1715 _("Move vertically by pixels"));
1716 } else if (dy == 0) {
1717 sp_document_maybe_done(sp_desktop_document(desktop), "selector:move:horizontal", SP_VERB_CONTEXT_SELECT,
1718 _("Move horizontally by pixels"));
1719 } else {
1720 sp_document_done(sp_desktop_document(desktop), SP_VERB_CONTEXT_SELECT,
1721 _("Move"));
1722 }
1723 }
1725 namespace {
1727 template <typename D>
1728 SPItem *next_item(SPDesktop *desktop, GSList *path, SPObject *root,
1729 bool only_in_viewport, PrefsSelectionContext inlayer, bool onlyvisible, bool onlysensitive);
1731 template <typename D>
1732 SPItem *next_item_from_list(SPDesktop *desktop, GSList const *items, SPObject *root,
1733 bool only_in_viewport, PrefsSelectionContext inlayer, bool onlyvisible, bool onlysensitive);
1735 struct Forward {
1736 typedef SPObject *Iterator;
1738 static Iterator children(SPObject *o) { return sp_object_first_child(o); }
1739 static Iterator siblings_after(SPObject *o) { return SP_OBJECT_NEXT(o); }
1740 static void dispose(Iterator /*i*/) {}
1742 static SPObject *object(Iterator i) { return i; }
1743 static Iterator next(Iterator i) { return SP_OBJECT_NEXT(i); }
1744 };
1746 struct Reverse {
1747 typedef GSList *Iterator;
1749 static Iterator children(SPObject *o) {
1750 return make_list(o->firstChild(), NULL);
1751 }
1752 static Iterator siblings_after(SPObject *o) {
1753 return make_list(SP_OBJECT_PARENT(o)->firstChild(), o);
1754 }
1755 static void dispose(Iterator i) {
1756 g_slist_free(i);
1757 }
1759 static SPObject *object(Iterator i) {
1760 return reinterpret_cast<SPObject *>(i->data);
1761 }
1762 static Iterator next(Iterator i) { return i->next; }
1764 private:
1765 static GSList *make_list(SPObject *object, SPObject *limit) {
1766 GSList *list=NULL;
1767 while ( object != limit ) {
1768 list = g_slist_prepend(list, object);
1769 object = SP_OBJECT_NEXT(object);
1770 }
1771 return list;
1772 }
1773 };
1775 }
1777 void
1778 sp_selection_item_next(SPDesktop *desktop)
1779 {
1780 g_return_if_fail(desktop != NULL);
1781 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1783 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
1784 PrefsSelectionContext inlayer = (PrefsSelectionContext)prefs->getInt("/options/kbselection/inlayer", PREFS_SELECTION_LAYER);
1785 bool onlyvisible = prefs->getBool("/options/kbselection/onlyvisible", true);
1786 bool onlysensitive = prefs->getBool("/options/kbselection/onlysensitive", true);
1788 SPObject *root;
1789 if (PREFS_SELECTION_ALL != inlayer) {
1790 root = selection->activeContext();
1791 } else {
1792 root = desktop->currentRoot();
1793 }
1795 SPItem *item=next_item_from_list<Forward>(desktop, selection->itemList(), root, SP_CYCLING == SP_CYCLE_VISIBLE, inlayer, onlyvisible, onlysensitive);
1797 if (item) {
1798 selection->set(item, PREFS_SELECTION_LAYER_RECURSIVE == inlayer);
1799 if ( SP_CYCLING == SP_CYCLE_FOCUS ) {
1800 scroll_to_show_item(desktop, item);
1801 }
1802 }
1803 }
1805 void
1806 sp_selection_item_prev(SPDesktop *desktop)
1807 {
1808 SPDocument *document = sp_desktop_document(desktop);
1809 g_return_if_fail(document != NULL);
1810 g_return_if_fail(desktop != NULL);
1811 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1813 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
1814 PrefsSelectionContext inlayer = (PrefsSelectionContext) prefs->getInt("/options/kbselection/inlayer", PREFS_SELECTION_LAYER);
1815 bool onlyvisible = prefs->getBool("/options/kbselection/onlyvisible", true);
1816 bool onlysensitive = prefs->getBool("/options/kbselection/onlysensitive", true);
1818 SPObject *root;
1819 if (PREFS_SELECTION_ALL != inlayer) {
1820 root = selection->activeContext();
1821 } else {
1822 root = desktop->currentRoot();
1823 }
1825 SPItem *item=next_item_from_list<Reverse>(desktop, selection->itemList(), root, SP_CYCLING == SP_CYCLE_VISIBLE, inlayer, onlyvisible, onlysensitive);
1827 if (item) {
1828 selection->set(item, PREFS_SELECTION_LAYER_RECURSIVE == inlayer);
1829 if ( SP_CYCLING == SP_CYCLE_FOCUS ) {
1830 scroll_to_show_item(desktop, item);
1831 }
1832 }
1833 }
1835 void sp_selection_next_patheffect_param(SPDesktop * dt)
1836 {
1837 if (!dt) return;
1839 Inkscape::Selection *selection = sp_desktop_selection(dt);
1840 if ( selection && !selection->isEmpty() ) {
1841 SPItem *item = selection->singleItem();
1842 if ( item && SP_IS_SHAPE(item)) {
1843 if (sp_lpe_item_has_path_effect(SP_LPE_ITEM(item))) {
1844 sp_lpe_item_edit_next_param_oncanvas(SP_LPE_ITEM(item), dt);
1845 } else {
1846 dt->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("The selection has no applied path effect."));
1847 }
1848 }
1849 }
1850 }
1852 /*bool has_path_recursive(SPObject *obj)
1853 {
1854 if (!obj) return false;
1855 if (SP_IS_PATH(obj)) {
1856 return true;
1857 }
1858 if (SP_IS_GROUP(obj) || SP_IS_OBJECTGROUP(obj)) {
1859 for (SPObject *c = obj->children; c; c = c->next) {
1860 if (has_path_recursive(c)) return true;
1861 }
1862 }
1863 return false;
1864 }*/
1866 void sp_selection_edit_clip_or_mask(SPDesktop * /*dt*/, bool /*clip*/)
1867 {
1868 return;
1869 /*if (!dt) return;
1870 using namespace Inkscape::UI;
1872 Inkscape::Selection *selection = sp_desktop_selection(dt);
1873 if (!selection || selection->isEmpty()) return;
1875 GSList const *items = selection->itemList();
1876 bool has_path = false;
1877 for (GSList *i = const_cast<GSList*>(items); i; i= i->next) {
1878 SPItem *item = SP_ITEM(i->data);
1879 SPObject *search = clip
1880 ? SP_OBJECT(item->clip_ref ? item->clip_ref->getObject() : NULL)
1881 : SP_OBJECT(item->mask_ref ? item->mask_ref->getObject() : NULL);
1882 has_path |= has_path_recursive(search);
1883 if (has_path) break;
1884 }
1885 if (has_path) {
1886 if (!tools_isactive(dt, TOOLS_NODES)) {
1887 tools_switch(dt, TOOLS_NODES);
1888 }
1889 ink_node_tool_set_mode(INK_NODE_TOOL(dt->event_context),
1890 clip ? NODE_TOOL_EDIT_CLIPPING_PATHS : NODE_TOOL_EDIT_MASKS);
1891 } else if (clip) {
1892 dt->messageStack()->flash(Inkscape::WARNING_MESSAGE,
1893 _("The selection has no applied clip path."));
1894 } else {
1895 dt->messageStack()->flash(Inkscape::WARNING_MESSAGE,
1896 _("The selection has no applied mask."));
1897 }*/
1898 }
1901 namespace {
1903 template <typename D>
1904 SPItem *next_item_from_list(SPDesktop *desktop, GSList const *items,
1905 SPObject *root, bool only_in_viewport, PrefsSelectionContext inlayer, bool onlyvisible, bool onlysensitive)
1906 {
1907 SPObject *current=root;
1908 while (items) {
1909 SPItem *item=SP_ITEM(items->data);
1910 if ( root->isAncestorOf(item) &&
1911 ( !only_in_viewport || desktop->isWithinViewport(item) ) )
1912 {
1913 current = item;
1914 break;
1915 }
1916 items = items->next;
1917 }
1919 GSList *path=NULL;
1920 while ( current != root ) {
1921 path = g_slist_prepend(path, current);
1922 current = SP_OBJECT_PARENT(current);
1923 }
1925 SPItem *next;
1926 // first, try from the current object
1927 next = next_item<D>(desktop, path, root, only_in_viewport, inlayer, onlyvisible, onlysensitive);
1928 g_slist_free(path);
1930 if (!next) { // if we ran out of objects, start over at the root
1931 next = next_item<D>(desktop, NULL, root, only_in_viewport, inlayer, onlyvisible, onlysensitive);
1932 }
1934 return next;
1935 }
1937 template <typename D>
1938 SPItem *next_item(SPDesktop *desktop, GSList *path, SPObject *root,
1939 bool only_in_viewport, PrefsSelectionContext inlayer, bool onlyvisible, bool onlysensitive)
1940 {
1941 typename D::Iterator children;
1942 typename D::Iterator iter;
1944 SPItem *found=NULL;
1946 if (path) {
1947 SPObject *object=reinterpret_cast<SPObject *>(path->data);
1948 g_assert(SP_OBJECT_PARENT(object) == root);
1949 if (desktop->isLayer(object)) {
1950 found = next_item<D>(desktop, path->next, object, only_in_viewport, inlayer, onlyvisible, onlysensitive);
1951 }
1952 iter = children = D::siblings_after(object);
1953 } else {
1954 iter = children = D::children(root);
1955 }
1957 while ( iter && !found ) {
1958 SPObject *object=D::object(iter);
1959 if (desktop->isLayer(object)) {
1960 if (PREFS_SELECTION_LAYER != inlayer) { // recurse into sublayers
1961 found = next_item<D>(desktop, NULL, object, only_in_viewport, inlayer, onlyvisible, onlysensitive);
1962 }
1963 } else if ( SP_IS_ITEM(object) &&
1964 ( !only_in_viewport || desktop->isWithinViewport(SP_ITEM(object)) ) &&
1965 ( !onlyvisible || !desktop->itemIsHidden(SP_ITEM(object))) &&
1966 ( !onlysensitive || !SP_ITEM(object)->isLocked()) &&
1967 !desktop->isLayer(SP_ITEM(object)) )
1968 {
1969 found = SP_ITEM(object);
1970 }
1971 iter = D::next(iter);
1972 }
1974 D::dispose(children);
1976 return found;
1977 }
1979 }
1981 /**
1982 * If \a item is not entirely visible then adjust visible area to centre on the centre on of
1983 * \a item.
1984 */
1985 void scroll_to_show_item(SPDesktop *desktop, SPItem *item)
1986 {
1987 Geom::Rect dbox = desktop->get_display_area();
1988 Geom::OptRect sbox = sp_item_bbox_desktop(item);
1990 if ( sbox && dbox.contains(*sbox) == false ) {
1991 Geom::Point const s_dt = sbox->midpoint();
1992 Geom::Point const s_w = desktop->d2w(s_dt);
1993 Geom::Point const d_dt = dbox.midpoint();
1994 Geom::Point const d_w = desktop->d2w(d_dt);
1995 Geom::Point const moved_w( d_w - s_w );
1996 gint const dx = (gint) moved_w[X];
1997 gint const dy = (gint) moved_w[Y];
1998 desktop->scroll_world(dx, dy);
1999 }
2000 }
2003 void
2004 sp_selection_clone(SPDesktop *desktop)
2005 {
2006 if (desktop == NULL)
2007 return;
2009 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2011 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(desktop->doc());
2013 // check if something is selected
2014 if (selection->isEmpty()) {
2015 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select an <b>object</b> to clone."));
2016 return;
2017 }
2019 GSList *reprs = g_slist_copy((GSList *) selection->reprList());
2021 selection->clear();
2023 // sorting items from different parents sorts each parent's subset without possibly mixing them, just what we need
2024 reprs = g_slist_sort(reprs, (GCompareFunc) sp_repr_compare_position);
2026 GSList *newsel = NULL;
2028 while (reprs) {
2029 Inkscape::XML::Node *sel_repr = (Inkscape::XML::Node *) reprs->data;
2030 Inkscape::XML::Node *parent = sp_repr_parent(sel_repr);
2032 Inkscape::XML::Node *clone = xml_doc->createElement("svg:use");
2033 clone->setAttribute("x", "0", false);
2034 clone->setAttribute("y", "0", false);
2035 clone->setAttribute("xlink:href", g_strdup_printf("#%s", sel_repr->attribute("id")), false);
2037 clone->setAttribute("inkscape:transform-center-x", sel_repr->attribute("inkscape:transform-center-x"), false);
2038 clone->setAttribute("inkscape:transform-center-y", sel_repr->attribute("inkscape:transform-center-y"), false);
2040 // add the new clone to the top of the original's parent
2041 parent->appendChild(clone);
2043 newsel = g_slist_prepend(newsel, clone);
2044 reprs = g_slist_remove(reprs, sel_repr);
2045 Inkscape::GC::release(clone);
2046 }
2048 // TRANSLATORS: only translate "string" in "context|string".
2049 // For more details, see http://developer.gnome.org/doc/API/2.0/glib/glib-I18N.html#Q-:CAPS
2050 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_CLONE,
2051 Q_("action|Clone"));
2053 selection->setReprList(newsel);
2055 g_slist_free(newsel);
2056 }
2058 void
2059 sp_selection_relink(SPDesktop *desktop)
2060 {
2061 if (!desktop)
2062 return;
2064 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2066 if (selection->isEmpty()) {
2067 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>clones</b> to relink."));
2068 return;
2069 }
2071 Inkscape::UI::ClipboardManager *cm = Inkscape::UI::ClipboardManager::get();
2072 const gchar *newid = cm->getFirstObjectID();
2073 if (!newid) {
2074 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Copy an <b>object</b> to clipboard to relink clones to."));
2075 return;
2076 }
2077 gchar *newref = g_strdup_printf("#%s", newid);
2079 // Get a copy of current selection.
2080 bool relinked = false;
2081 for (GSList *items = (GSList *) selection->itemList();
2082 items != NULL;
2083 items = items->next)
2084 {
2085 SPItem *item = (SPItem *) items->data;
2087 if (!SP_IS_USE(item))
2088 continue;
2090 SP_OBJECT_REPR(item)->setAttribute("xlink:href", newref);
2091 SP_OBJECT(item)->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG);
2092 relinked = true;
2093 }
2095 g_free(newref);
2097 if (!relinked) {
2098 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("<b>No clones to relink</b> in the selection."));
2099 } else {
2100 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_UNLINK_CLONE,
2101 _("Relink clone"));
2102 }
2103 }
2106 void
2107 sp_selection_unlink(SPDesktop *desktop)
2108 {
2109 if (!desktop)
2110 return;
2112 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2114 if (selection->isEmpty()) {
2115 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>clones</b> to unlink."));
2116 return;
2117 }
2119 // Get a copy of current selection.
2120 GSList *new_select = NULL;
2121 bool unlinked = false;
2122 for (GSList *items = g_slist_copy((GSList *) selection->itemList());
2123 items != NULL;
2124 items = items->next)
2125 {
2126 SPItem *item = (SPItem *) items->data;
2128 if (SP_IS_TEXT(item)) {
2129 SPObject *tspan = sp_tref_convert_to_tspan(SP_OBJECT(item));
2131 if (tspan) {
2132 SP_OBJECT(item)->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG);
2133 }
2135 // Set unlink to true, and fall into the next if which
2136 // will include this text item in the new selection
2137 unlinked = true;
2138 }
2140 if (!(SP_IS_USE(item) || SP_IS_TREF(item))) {
2141 // keep the non-use item in the new selection
2142 new_select = g_slist_prepend(new_select, item);
2143 continue;
2144 }
2146 SPItem *unlink;
2147 if (SP_IS_USE(item)) {
2148 unlink = sp_use_unlink(SP_USE(item));
2149 } else /*if (SP_IS_TREF(use))*/ {
2150 unlink = SP_ITEM(sp_tref_convert_to_tspan(SP_OBJECT(item)));
2151 }
2153 unlinked = true;
2154 // Add ungrouped items to the new selection.
2155 new_select = g_slist_prepend(new_select, unlink);
2156 }
2158 if (new_select) { // set new selection
2159 selection->clear();
2160 selection->setList(new_select);
2161 g_slist_free(new_select);
2162 }
2163 if (!unlinked) {
2164 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("<b>No clones to unlink</b> in the selection."));
2165 }
2167 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_UNLINK_CLONE,
2168 _("Unlink clone"));
2169 }
2171 void
2172 sp_select_clone_original(SPDesktop *desktop)
2173 {
2174 if (desktop == NULL)
2175 return;
2177 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2179 SPItem *item = selection->singleItem();
2181 gchar const *error = _("Select a <b>clone</b> to go to its original. Select a <b>linked offset</b> to go to its source. Select a <b>text on path</b> to go to the path. Select a <b>flowed text</b> to go to its frame.");
2183 // Check if other than two objects are selected
2184 if (g_slist_length((GSList *) selection->itemList()) != 1 || !item) {
2185 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, error);
2186 return;
2187 }
2189 SPItem *original = NULL;
2190 if (SP_IS_USE(item)) {
2191 original = sp_use_get_original(SP_USE(item));
2192 } else if (SP_IS_OFFSET(item) && SP_OFFSET(item)->sourceHref) {
2193 original = sp_offset_get_source(SP_OFFSET(item));
2194 } else if (SP_IS_TEXT_TEXTPATH(item)) {
2195 original = sp_textpath_get_path_item(SP_TEXTPATH(sp_object_first_child(SP_OBJECT(item))));
2196 } else if (SP_IS_FLOWTEXT(item)) {
2197 original = SP_FLOWTEXT(item)->get_frame(NULL); // first frame only
2198 } else { // it's an object that we don't know what to do with
2199 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, error);
2200 return;
2201 }
2203 if (!original) {
2204 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("<b>Cannot find</b> the object to select (orphaned clone, offset, textpath, flowed text?)"));
2205 return;
2206 }
2208 for (SPObject *o = original; o && !SP_IS_ROOT(o); o = SP_OBJECT_PARENT(o)) {
2209 if (SP_IS_DEFS(o)) {
2210 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("The object you're trying to select is <b>not visible</b> (it is in <defs>)"));
2211 return;
2212 }
2213 }
2215 if (original) {
2216 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
2217 bool highlight = prefs->getBool("/options/highlightoriginal/value");
2218 if (highlight) {
2219 Geom::OptRect a = item->getBounds(sp_item_i2d_affine(item));
2220 Geom::OptRect b = original->getBounds(sp_item_i2d_affine(original));
2221 if ( a && b ) {
2222 // draw a flashing line between the objects
2223 SPCurve *curve = new SPCurve();
2224 curve->moveto(a->midpoint());
2225 curve->lineto(b->midpoint());
2227 SPCanvasItem * canvasitem = sp_canvas_bpath_new(sp_desktop_tempgroup(desktop), curve);
2228 sp_canvas_bpath_set_stroke(SP_CANVAS_BPATH(canvasitem), 0x0000ddff, 1.0, SP_STROKE_LINEJOIN_MITER, SP_STROKE_LINECAP_BUTT, 5, 3);
2229 sp_canvas_item_show(canvasitem);
2230 curve->unref();
2231 desktop->add_temporary_canvasitem(canvasitem, 1000);
2232 }
2233 }
2235 selection->clear();
2236 selection->set(original);
2237 if (SP_CYCLING == SP_CYCLE_FOCUS) {
2238 scroll_to_show_item(desktop, original);
2239 }
2240 }
2241 }
2244 void sp_selection_to_marker(SPDesktop *desktop, bool apply)
2245 {
2246 if (desktop == NULL)
2247 return;
2249 SPDocument *doc = sp_desktop_document(desktop);
2250 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
2252 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2254 // check if something is selected
2255 if (selection->isEmpty()) {
2256 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to convert to marker."));
2257 return;
2258 }
2260 sp_document_ensure_up_to_date(doc);
2261 Geom::OptRect r = selection->bounds();
2262 boost::optional<Geom::Point> c = selection->center();
2263 if ( !r || !c ) {
2264 return;
2265 }
2267 // calculate the transform to be applied to objects to move them to 0,0
2268 Geom::Point move_p = Geom::Point(0, sp_document_height(doc)) - *c;
2269 move_p[Geom::Y] = -move_p[Geom::Y];
2270 Geom::Matrix move = Geom::Matrix(Geom::Translate(move_p));
2272 GSList *items = g_slist_copy((GSList *) selection->itemList());
2274 items = g_slist_sort(items, (GCompareFunc) sp_object_compare_position);
2276 // bottommost object, after sorting
2277 SPObject *parent = SP_OBJECT_PARENT(items->data);
2279 Geom::Matrix parent_transform(sp_item_i2doc_affine(SP_ITEM(parent)));
2281 // remember the position of the first item
2282 gint pos = SP_OBJECT_REPR(items->data)->position();
2283 (void)pos; // TODO check why this was remembered
2285 // create a list of duplicates
2286 GSList *repr_copies = NULL;
2287 for (GSList *i = items; i != NULL; i = i->next) {
2288 Inkscape::XML::Node *dup = (SP_OBJECT_REPR(i->data))->duplicate(xml_doc);
2289 repr_copies = g_slist_prepend(repr_copies, dup);
2290 }
2292 Geom::Rect bounds(desktop->dt2doc(r->min()), desktop->dt2doc(r->max()));
2294 if (apply) {
2295 // delete objects so that their clones don't get alerted; this object will be restored shortly
2296 for (GSList *i = items; i != NULL; i = i->next) {
2297 SPObject *item = SP_OBJECT(i->data);
2298 item->deleteObject(false);
2299 }
2300 }
2302 // Hack: Temporarily set clone compensation to unmoved, so that we can move clone-originals
2303 // without disturbing clones.
2304 // See ActorAlign::on_button_click() in src/ui/dialog/align-and-distribute.cpp
2305 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
2306 int saved_compensation = prefs->getInt("/options/clonecompensation/value", SP_CLONE_COMPENSATION_UNMOVED);
2307 prefs->setInt("/options/clonecompensation/value", SP_CLONE_COMPENSATION_UNMOVED);
2309 gchar const *mark_id = generate_marker(repr_copies, bounds, doc,
2310 ( Geom::Matrix(Geom::Translate(desktop->dt2doc(
2311 Geom::Point(r->min()[Geom::X],
2312 r->max()[Geom::Y]))))
2313 * parent_transform.inverse() ),
2314 parent_transform * move);
2315 (void)mark_id;
2317 // restore compensation setting
2318 prefs->setInt("/options/clonecompensation/value", saved_compensation);
2321 g_slist_free(items);
2323 sp_document_done(doc, SP_VERB_EDIT_SELECTION_2_MARKER,
2324 _("Objects to marker"));
2325 }
2327 static void sp_selection_to_guides_recursive(SPItem *item, bool deleteitem, bool wholegroups) {
2328 if (SP_IS_GROUP(item) && !SP_IS_BOX3D(item) && !wholegroups) {
2329 for (GSList *i = sp_item_group_item_list(SP_GROUP(item)); i != NULL; i = i->next) {
2330 sp_selection_to_guides_recursive(SP_ITEM(i->data), deleteitem, wholegroups);
2331 }
2332 } else {
2333 sp_item_convert_item_to_guides(item);
2335 if (deleteitem) {
2336 SP_OBJECT(item)->deleteObject(true);
2337 }
2338 }
2339 }
2341 void sp_selection_to_guides(SPDesktop *desktop)
2342 {
2343 if (desktop == NULL)
2344 return;
2346 SPDocument *doc = sp_desktop_document(desktop);
2347 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2348 // we need to copy the list because it gets reset when objects are deleted
2349 GSList *items = g_slist_copy((GSList *) selection->itemList());
2351 if (!items) {
2352 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to convert to guides."));
2353 return;
2354 }
2356 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
2357 bool deleteitem = !prefs->getBool("/tools/cvg_keep_objects", 0);
2358 bool wholegroups = prefs->getBool("/tools/cvg_convert_whole_groups", 0);
2360 for (GSList const *i = items; i != NULL; i = i->next) {
2361 sp_selection_to_guides_recursive(SP_ITEM(i->data), deleteitem, wholegroups);
2362 }
2364 sp_document_done(doc, SP_VERB_EDIT_SELECTION_2_GUIDES, _("Objects to guides"));
2365 }
2367 void
2368 sp_selection_tile(SPDesktop *desktop, bool apply)
2369 {
2370 if (desktop == NULL)
2371 return;
2373 SPDocument *doc = sp_desktop_document(desktop);
2374 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
2376 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2378 // check if something is selected
2379 if (selection->isEmpty()) {
2380 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to convert to pattern."));
2381 return;
2382 }
2384 sp_document_ensure_up_to_date(doc);
2385 Geom::OptRect r = selection->bounds();
2386 if ( !r ) {
2387 return;
2388 }
2390 // calculate the transform to be applied to objects to move them to 0,0
2391 Geom::Point move_p = Geom::Point(0, sp_document_height(doc)) - (r->min() + Geom::Point(0, r->dimensions()[Geom::Y]));
2392 move_p[Geom::Y] = -move_p[Geom::Y];
2393 Geom::Matrix move = Geom::Matrix(Geom::Translate(move_p));
2395 GSList *items = g_slist_copy((GSList *) selection->itemList());
2397 items = g_slist_sort(items, (GCompareFunc) sp_object_compare_position);
2399 // bottommost object, after sorting
2400 SPObject *parent = SP_OBJECT_PARENT(items->data);
2402 Geom::Matrix parent_transform(sp_item_i2doc_affine(SP_ITEM(parent)));
2404 // remember the position of the first item
2405 gint pos = SP_OBJECT_REPR(items->data)->position();
2407 // create a list of duplicates
2408 GSList *repr_copies = NULL;
2409 for (GSList *i = items; i != NULL; i = i->next) {
2410 Inkscape::XML::Node *dup = (SP_OBJECT_REPR(i->data))->duplicate(xml_doc);
2411 repr_copies = g_slist_prepend(repr_copies, dup);
2412 }
2413 // restore the z-order after prepends
2414 repr_copies = g_slist_reverse(repr_copies);
2416 Geom::Rect bounds(desktop->dt2doc(r->min()), desktop->dt2doc(r->max()));
2418 if (apply) {
2419 // delete objects so that their clones don't get alerted; this object will be restored shortly
2420 for (GSList *i = items; i != NULL; i = i->next) {
2421 SPObject *item = SP_OBJECT(i->data);
2422 item->deleteObject(false);
2423 }
2424 }
2426 // Hack: Temporarily set clone compensation to unmoved, so that we can move clone-originals
2427 // without disturbing clones.
2428 // See ActorAlign::on_button_click() in src/ui/dialog/align-and-distribute.cpp
2429 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
2430 int saved_compensation = prefs->getInt("/options/clonecompensation/value", SP_CLONE_COMPENSATION_UNMOVED);
2431 prefs->setInt("/options/clonecompensation/value", SP_CLONE_COMPENSATION_UNMOVED);
2433 gchar const *pat_id = pattern_tile(repr_copies, bounds, doc,
2434 ( Geom::Matrix(Geom::Translate(desktop->dt2doc(Geom::Point(r->min()[Geom::X],
2435 r->max()[Geom::Y]))))
2436 * to_2geom(parent_transform.inverse()) ),
2437 parent_transform * move);
2439 // restore compensation setting
2440 prefs->setInt("/options/clonecompensation/value", saved_compensation);
2442 if (apply) {
2443 Inkscape::XML::Node *rect = xml_doc->createElement("svg:rect");
2444 rect->setAttribute("style", g_strdup_printf("stroke:none;fill:url(#%s)", pat_id));
2446 Geom::Point min = bounds.min() * to_2geom(parent_transform.inverse());
2447 Geom::Point max = bounds.max() * to_2geom(parent_transform.inverse());
2449 sp_repr_set_svg_double(rect, "width", max[Geom::X] - min[Geom::X]);
2450 sp_repr_set_svg_double(rect, "height", max[Geom::Y] - min[Geom::Y]);
2451 sp_repr_set_svg_double(rect, "x", min[Geom::X]);
2452 sp_repr_set_svg_double(rect, "y", min[Geom::Y]);
2454 // restore parent and position
2455 SP_OBJECT_REPR(parent)->appendChild(rect);
2456 rect->setPosition(pos > 0 ? pos : 0);
2457 SPItem *rectangle = (SPItem *) sp_desktop_document(desktop)->getObjectByRepr(rect);
2459 Inkscape::GC::release(rect);
2461 selection->clear();
2462 selection->set(rectangle);
2463 }
2465 g_slist_free(items);
2467 sp_document_done(doc, SP_VERB_EDIT_TILE,
2468 _("Objects to pattern"));
2469 }
2471 void
2472 sp_selection_untile(SPDesktop *desktop)
2473 {
2474 if (desktop == NULL)
2475 return;
2477 SPDocument *doc = sp_desktop_document(desktop);
2478 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
2480 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2482 // check if something is selected
2483 if (selection->isEmpty()) {
2484 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select an <b>object with pattern fill</b> to extract objects from."));
2485 return;
2486 }
2488 GSList *new_select = NULL;
2490 bool did = false;
2492 for (GSList *items = g_slist_copy((GSList *) selection->itemList());
2493 items != NULL;
2494 items = items->next) {
2496 SPItem *item = (SPItem *) items->data;
2498 SPStyle *style = SP_OBJECT_STYLE(item);
2500 if (!style || !style->fill.isPaintserver())
2501 continue;
2503 SPObject *server = SP_OBJECT_STYLE_FILL_SERVER(item);
2505 if (!SP_IS_PATTERN(server))
2506 continue;
2508 did = true;
2510 SPPattern *pattern = pattern_getroot(SP_PATTERN(server));
2512 Geom::Matrix pat_transform = to_2geom(pattern_patternTransform(SP_PATTERN(server)));
2513 pat_transform *= item->transform;
2515 for (SPObject *child = sp_object_first_child(SP_OBJECT(pattern)) ; child != NULL; child = SP_OBJECT_NEXT(child) ) {
2516 Inkscape::XML::Node *copy = SP_OBJECT_REPR(child)->duplicate(xml_doc);
2517 SPItem *i = SP_ITEM(desktop->currentLayer()->appendChildRepr(copy));
2519 // FIXME: relink clones to the new canvas objects
2520 // use SPObject::setid when mental finishes it to steal ids of
2522 // this is needed to make sure the new item has curve (simply requestDisplayUpdate does not work)
2523 sp_document_ensure_up_to_date(doc);
2525 Geom::Matrix transform( i->transform * pat_transform );
2526 sp_item_write_transform(i, SP_OBJECT_REPR(i), transform);
2528 new_select = g_slist_prepend(new_select, i);
2529 }
2531 SPCSSAttr *css = sp_repr_css_attr_new();
2532 sp_repr_css_set_property(css, "fill", "none");
2533 sp_repr_css_change(SP_OBJECT_REPR(item), css, "style");
2534 }
2536 if (!did) {
2537 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("<b>No pattern fills</b> in the selection."));
2538 } else {
2539 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_UNTILE,
2540 _("Pattern to objects"));
2541 selection->setList(new_select);
2542 }
2543 }
2545 void
2546 sp_selection_get_export_hints(Inkscape::Selection *selection, char const **filename, float *xdpi, float *ydpi)
2547 {
2548 if (selection->isEmpty()) {
2549 return;
2550 }
2552 GSList const *reprlst = selection->reprList();
2553 bool filename_search = TRUE;
2554 bool xdpi_search = TRUE;
2555 bool ydpi_search = TRUE;
2557 for (; reprlst != NULL &&
2558 filename_search &&
2559 xdpi_search &&
2560 ydpi_search;
2561 reprlst = reprlst->next) {
2562 gchar const *dpi_string;
2563 Inkscape::XML::Node * repr = (Inkscape::XML::Node *)reprlst->data;
2565 if (filename_search) {
2566 *filename = repr->attribute("inkscape:export-filename");
2567 if (*filename != NULL)
2568 filename_search = FALSE;
2569 }
2571 if (xdpi_search) {
2572 dpi_string = NULL;
2573 dpi_string = repr->attribute("inkscape:export-xdpi");
2574 if (dpi_string != NULL) {
2575 *xdpi = atof(dpi_string);
2576 xdpi_search = FALSE;
2577 }
2578 }
2580 if (ydpi_search) {
2581 dpi_string = NULL;
2582 dpi_string = repr->attribute("inkscape:export-ydpi");
2583 if (dpi_string != NULL) {
2584 *ydpi = atof(dpi_string);
2585 ydpi_search = FALSE;
2586 }
2587 }
2588 }
2589 }
2591 void
2592 sp_document_get_export_hints(SPDocument *doc, char const **filename, float *xdpi, float *ydpi)
2593 {
2594 Inkscape::XML::Node * repr = sp_document_repr_root(doc);
2595 gchar const *dpi_string;
2597 *filename = repr->attribute("inkscape:export-filename");
2599 dpi_string = NULL;
2600 dpi_string = repr->attribute("inkscape:export-xdpi");
2601 if (dpi_string != NULL) {
2602 *xdpi = atof(dpi_string);
2603 }
2605 dpi_string = NULL;
2606 dpi_string = repr->attribute("inkscape:export-ydpi");
2607 if (dpi_string != NULL) {
2608 *ydpi = atof(dpi_string);
2609 }
2610 }
2612 void
2613 sp_selection_create_bitmap_copy(SPDesktop *desktop)
2614 {
2615 if (desktop == NULL)
2616 return;
2618 SPDocument *document = sp_desktop_document(desktop);
2619 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(document);
2621 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2623 // check if something is selected
2624 if (selection->isEmpty()) {
2625 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to make a bitmap copy."));
2626 return;
2627 }
2629 desktop->messageStack()->flash(Inkscape::IMMEDIATE_MESSAGE, _("Rendering bitmap..."));
2630 // set "busy" cursor
2631 desktop->setWaitingCursor();
2633 // Get the bounding box of the selection
2634 NRRect bbox;
2635 sp_document_ensure_up_to_date(document);
2636 selection->bounds(&bbox);
2637 if (NR_RECT_DFLS_TEST_EMPTY(&bbox)) {
2638 desktop->clearWaitingCursor();
2639 return; // exceptional situation, so not bother with a translatable error message, just quit quietly
2640 }
2642 // List of the items to show; all others will be hidden
2643 GSList *items = g_slist_copy((GSList *) selection->itemList());
2645 // Sort items so that the topmost comes last
2646 items = g_slist_sort(items, (GCompareFunc) sp_item_repr_compare_position);
2648 // Generate a random value from the current time (you may create bitmap from the same object(s)
2649 // multiple times, and this is done so that they don't clash)
2650 GTimeVal cu;
2651 g_get_current_time(&cu);
2652 guint current = (int) (cu.tv_sec * 1000000 + cu.tv_usec) % 1024;
2654 // Create the filename.
2655 gchar *const basename = g_strdup_printf("%s-%s-%u.png",
2656 document->name,
2657 SP_OBJECT_REPR(items->data)->attribute("id"),
2658 current);
2659 // Imagemagick is known not to handle spaces in filenames, so we replace anything but letters,
2660 // digits, and a few other chars, with "_"
2661 g_strcanon(basename, "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_.=+~$#@^&!?", '_');
2663 // Build the complete path by adding document base dir, if set, otherwise home dir
2664 gchar * directory = NULL;
2665 if (SP_DOCUMENT_URI(document)) {
2666 directory = g_dirname(SP_DOCUMENT_URI(document));
2667 }
2668 if (directory == NULL) {
2669 directory = homedir_path(NULL);
2670 }
2671 gchar *filepath = g_build_filename(directory, basename, NULL);
2673 //g_print("%s\n", filepath);
2675 // Remember parent and z-order of the topmost one
2676 gint pos = SP_OBJECT_REPR(g_slist_last(items)->data)->position();
2677 SPObject *parent_object = SP_OBJECT_PARENT(g_slist_last(items)->data);
2678 Inkscape::XML::Node *parent = SP_OBJECT_REPR(parent_object);
2680 // Calculate resolution
2681 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
2682 double res;
2683 int const prefs_res = prefs->getInt("/options/createbitmap/resolution", 0);
2684 int const prefs_min = prefs->getInt("/options/createbitmap/minsize", 0);
2685 if (0 < prefs_res) {
2686 // If it's given explicitly in prefs, take it
2687 res = prefs_res;
2688 } else if (0 < prefs_min) {
2689 // If minsize is given, look up minimum bitmap size (default 250 pixels) and calculate resolution from it
2690 res = PX_PER_IN * prefs_min / MIN((bbox.x1 - bbox.x0), (bbox.y1 - bbox.y0));
2691 } else {
2692 float hint_xdpi = 0, hint_ydpi = 0;
2693 char const *hint_filename;
2694 // take resolution hint from the selected objects
2695 sp_selection_get_export_hints(selection, &hint_filename, &hint_xdpi, &hint_ydpi);
2696 if (hint_xdpi != 0) {
2697 res = hint_xdpi;
2698 } else {
2699 // take resolution hint from the document
2700 sp_document_get_export_hints(document, &hint_filename, &hint_xdpi, &hint_ydpi);
2701 if (hint_xdpi != 0) {
2702 res = hint_xdpi;
2703 } else {
2704 // if all else fails, take the default 90 dpi
2705 res = PX_PER_IN;
2706 }
2707 }
2708 }
2710 // The width and height of the bitmap in pixels
2711 unsigned width = (unsigned) floor((bbox.x1 - bbox.x0) * res / PX_PER_IN);
2712 unsigned height =(unsigned) floor((bbox.y1 - bbox.y0) * res / PX_PER_IN);
2714 // Find out if we have to run an external filter
2715 gchar const *run = NULL;
2716 Glib::ustring filter = prefs->getString("/options/createbitmap/filter");
2717 if (!filter.empty()) {
2718 // filter command is given;
2719 // see if we have a parameter to pass to it
2720 Glib::ustring param1 = prefs->getString("/options/createbitmap/filter_param1");
2721 if (!param1.empty()) {
2722 if (param1[param1.length() - 1] == '%') {
2723 // if the param string ends with %, interpret it as a percentage of the image's max dimension
2724 gchar p1[256];
2725 g_ascii_dtostr(p1, 256, ceil(g_ascii_strtod(param1.data(), NULL) * MAX(width, height) / 100));
2726 // the first param is always the image filename, the second is param1
2727 run = g_strdup_printf("%s \"%s\" %s", filter.data(), filepath, p1);
2728 } else {
2729 // otherwise pass the param1 unchanged
2730 run = g_strdup_printf("%s \"%s\" %s", filter.data(), filepath, param1.data());
2731 }
2732 } else {
2733 // run without extra parameter
2734 run = g_strdup_printf("%s \"%s\"", filter.data(), filepath);
2735 }
2736 }
2738 // Calculate the matrix that will be applied to the image so that it exactly overlaps the source objects
2739 Geom::Matrix eek(sp_item_i2d_affine(SP_ITEM(parent_object)));
2740 Geom::Matrix t;
2742 double shift_x = bbox.x0;
2743 double shift_y = bbox.y1;
2744 if (res == PX_PER_IN) { // for default 90 dpi, snap it to pixel grid
2745 shift_x = round(shift_x);
2746 shift_y = -round(-shift_y); // this gets correct rounding despite coordinate inversion, remove the negations when the inversion is gone
2747 }
2748 t = Geom::Scale(1, -1) * Geom::Translate(shift_x, shift_y) * eek.inverse();
2750 // Do the export
2751 sp_export_png_file(document, filepath,
2752 bbox.x0, bbox.y0, bbox.x1, bbox.y1,
2753 width, height, res, res,
2754 (guint32) 0xffffff00,
2755 NULL, NULL,
2756 true, /*bool force_overwrite,*/
2757 items);
2759 g_slist_free(items);
2761 // Run filter, if any
2762 if (run) {
2763 g_print("Running external filter: %s\n", run);
2764 int retval;
2765 retval = system(run);
2766 }
2768 // Import the image back
2769 GdkPixbuf *pb = gdk_pixbuf_new_from_file(filepath, NULL);
2770 if (pb) {
2771 // Create the repr for the image
2772 Inkscape::XML::Node * repr = xml_doc->createElement("svg:image");
2773 {
2774 repr->setAttribute("sodipodi:absref", filepath);
2775 gchar *abs_base = Inkscape::XML::calc_abs_doc_base(document->base);
2776 repr->setAttribute("xlink:href", sp_relative_path_from_path(filepath, abs_base));
2777 g_free(abs_base);
2778 }
2779 if (res == PX_PER_IN) { // for default 90 dpi, snap it to pixel grid
2780 sp_repr_set_svg_double(repr, "width", width);
2781 sp_repr_set_svg_double(repr, "height", height);
2782 } else {
2783 sp_repr_set_svg_double(repr, "width", (bbox.x1 - bbox.x0));
2784 sp_repr_set_svg_double(repr, "height", (bbox.y1 - bbox.y0));
2785 }
2787 // Write transform
2788 gchar *c=sp_svg_transform_write(t);
2789 repr->setAttribute("transform", c);
2790 g_free(c);
2792 // add the new repr to the parent
2793 parent->appendChild(repr);
2795 // move to the saved position
2796 repr->setPosition(pos > 0 ? pos + 1 : 1);
2798 // Set selection to the new image
2799 selection->clear();
2800 selection->add(repr);
2802 // Clean up
2803 Inkscape::GC::release(repr);
2804 gdk_pixbuf_unref(pb);
2806 // Complete undoable transaction
2807 sp_document_done(document, SP_VERB_SELECTION_CREATE_BITMAP,
2808 _("Create bitmap"));
2809 }
2811 desktop->clearWaitingCursor();
2813 g_free(basename);
2814 g_free(filepath);
2815 }
2817 /**
2818 * \brief Creates a mask or clipPath from selection
2819 * Two different modes:
2820 * if applyToLayer, all selection is moved to DEFS as mask/clippath
2821 * and is applied to current layer
2822 * otherwise, topmost object is used as mask for other objects
2823 * If \a apply_clip_path parameter is true, clipPath is created, otherwise mask
2824 *
2825 */
2826 void
2827 sp_selection_set_mask(SPDesktop *desktop, bool apply_clip_path, bool apply_to_layer)
2828 {
2829 if (desktop == NULL)
2830 return;
2832 SPDocument *doc = sp_desktop_document(desktop);
2833 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
2835 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2837 // check if something is selected
2838 bool is_empty = selection->isEmpty();
2839 if ( apply_to_layer && is_empty) {
2840 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to create clippath or mask from."));
2841 return;
2842 } else if (!apply_to_layer && ( is_empty || NULL == selection->itemList()->next )) {
2843 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select mask object and <b>object(s)</b> to apply clippath or mask to."));
2844 return;
2845 }
2847 // FIXME: temporary patch to prevent crash!
2848 // Remove this when bboxes are fixed to not blow up on an item clipped/masked with its own clone
2849 bool clone_with_original = selection_contains_both_clone_and_original(selection);
2850 if (clone_with_original) {
2851 return; // in this version, you cannot clip/mask an object with its own clone
2852 }
2853 // /END FIXME
2855 sp_document_ensure_up_to_date(doc);
2857 GSList *items = g_slist_copy((GSList *) selection->itemList());
2859 items = g_slist_sort(items, (GCompareFunc) sp_object_compare_position);
2861 // create a list of duplicates
2862 GSList *mask_items = NULL;
2863 GSList *apply_to_items = NULL;
2864 GSList *items_to_delete = NULL;
2865 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
2866 bool topmost = prefs->getBool("/options/maskobject/topmost", true);
2867 bool remove_original = prefs->getBool("/options/maskobject/remove", true);
2868 int grouping = prefs->getInt("/options/maskobject/grouping", PREFS_MASKOBJECT_GROUPING_NONE);
2870 if (apply_to_layer) {
2871 // all selected items are used for mask, which is applied to a layer
2872 apply_to_items = g_slist_prepend(apply_to_items, desktop->currentLayer());
2874 for (GSList *i = items; i != NULL; i = i->next) {
2875 Inkscape::XML::Node *dup = (SP_OBJECT_REPR(i->data))->duplicate(xml_doc);
2876 mask_items = g_slist_prepend(mask_items, dup);
2878 if (remove_original) {
2879 SPObject *item = SP_OBJECT(i->data);
2880 items_to_delete = g_slist_prepend(items_to_delete, item);
2881 }
2882 }
2883 } else if (!topmost) {
2884 // topmost item is used as a mask, which is applied to other items in a selection
2885 GSList *i = items;
2886 Inkscape::XML::Node *dup = (SP_OBJECT_REPR(i->data))->duplicate(xml_doc);
2887 mask_items = g_slist_prepend(mask_items, dup);
2889 if (remove_original) {
2890 SPObject *item = SP_OBJECT(i->data);
2891 items_to_delete = g_slist_prepend(items_to_delete, item);
2892 }
2894 for (i = i->next; i != NULL; i = i->next) {
2895 apply_to_items = g_slist_prepend(apply_to_items, i->data);
2896 }
2897 } else {
2898 GSList *i = NULL;
2899 for (i = items; NULL != i->next; i = i->next) {
2900 apply_to_items = g_slist_prepend(apply_to_items, i->data);
2901 }
2903 Inkscape::XML::Node *dup = (SP_OBJECT_REPR(i->data))->duplicate(xml_doc);
2904 mask_items = g_slist_prepend(mask_items, dup);
2906 if (remove_original) {
2907 SPObject *item = SP_OBJECT(i->data);
2908 items_to_delete = g_slist_prepend(items_to_delete, item);
2909 }
2910 }
2912 g_slist_free(items);
2913 items = NULL;
2915 if (apply_to_items && grouping == PREFS_MASKOBJECT_GROUPING_ALL) {
2916 // group all those objects into one group
2917 // and apply mask to that
2918 Inkscape::XML::Node *group = xml_doc->createElement("svg:g");
2920 // make a note we should ungroup this when unsetting mask
2921 group->setAttribute("inkscape:groupmode", "maskhelper");
2923 GSList *reprs_to_group = NULL;
2925 for (GSList *i = apply_to_items ; NULL != i ; i = i->next) {
2926 reprs_to_group = g_slist_prepend(reprs_to_group, SP_OBJECT_REPR(i->data));
2927 selection->remove(SP_OBJECT(i->data));
2928 }
2929 reprs_to_group = g_slist_reverse(reprs_to_group);
2931 sp_selection_group_impl(reprs_to_group, group, xml_doc, doc);
2933 g_slist_free(reprs_to_group);
2935 // apply clip/mask only to newly created group
2936 g_slist_free(apply_to_items);
2937 apply_to_items = NULL;
2938 apply_to_items = g_slist_prepend(apply_to_items, doc->getObjectByRepr(group));
2940 selection->add(group);
2942 Inkscape::GC::release(group);
2943 }
2945 gchar const *attributeName = apply_clip_path ? "clip-path" : "mask";
2946 for (GSList *i = apply_to_items; NULL != i; i = i->next) {
2947 SPItem *item = reinterpret_cast<SPItem *>(i->data);
2948 // inverted object transform should be applied to a mask object,
2949 // as mask is calculated in user space (after applying transform)
2950 Geom::Matrix maskTransform(item->transform.inverse());
2952 GSList *mask_items_dup = NULL;
2953 for (GSList *mask_item = mask_items; NULL != mask_item; mask_item = mask_item->next) {
2954 Inkscape::XML::Node *dup = reinterpret_cast<Inkscape::XML::Node *>(mask_item->data)->duplicate(xml_doc);
2955 mask_items_dup = g_slist_prepend(mask_items_dup, dup);
2956 }
2958 gchar const *mask_id = NULL;
2959 if (apply_clip_path) {
2960 mask_id = sp_clippath_create(mask_items_dup, doc, &maskTransform);
2961 } else {
2962 mask_id = sp_mask_create(mask_items_dup, doc, &maskTransform);
2963 }
2965 g_slist_free(mask_items_dup);
2966 mask_items_dup = NULL;
2968 Inkscape::XML::Node *current = SP_OBJECT_REPR(i->data);
2969 // Node to apply mask to
2970 Inkscape::XML::Node *apply_mask_to = current;
2972 if (grouping == PREFS_MASKOBJECT_GROUPING_SEPARATE) {
2973 // enclose current node in group, and apply crop/mask on that
2974 Inkscape::XML::Node *group = xml_doc->createElement("svg:g");
2975 // make a note we should ungroup this when unsetting mask
2976 group->setAttribute("inkscape:groupmode", "maskhelper");
2978 Inkscape::XML::Node *spnew = current->duplicate(xml_doc);
2979 gint position = current->position();
2980 selection->remove(current);
2981 current->parent()->appendChild(group);
2982 sp_repr_unparent(current);
2983 group->appendChild(spnew);
2984 group->setPosition(position);
2986 // Apply clip/mask to group instead
2987 apply_mask_to = group;
2989 selection->add(group);
2990 Inkscape::GC::release(spnew);
2991 Inkscape::GC::release(group);
2992 }
2994 apply_mask_to->setAttribute(attributeName, g_strdup_printf("url(#%s)", mask_id));
2996 }
2998 g_slist_free(mask_items);
2999 g_slist_free(apply_to_items);
3001 for (GSList *i = items_to_delete; NULL != i; i = i->next) {
3002 SPObject *item = SP_OBJECT(i->data);
3003 item->deleteObject(false);
3004 }
3005 g_slist_free(items_to_delete);
3007 if (apply_clip_path)
3008 sp_document_done(doc, SP_VERB_OBJECT_SET_CLIPPATH, _("Set clipping path"));
3009 else
3010 sp_document_done(doc, SP_VERB_OBJECT_SET_MASK, _("Set mask"));
3011 }
3013 void sp_selection_unset_mask(SPDesktop *desktop, bool apply_clip_path) {
3014 if (desktop == NULL)
3015 return;
3017 SPDocument *doc = sp_desktop_document(desktop);
3018 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
3019 Inkscape::Selection *selection = sp_desktop_selection(desktop);
3021 // check if something is selected
3022 if (selection->isEmpty()) {
3023 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to remove clippath or mask from."));
3024 return;
3025 }
3027 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
3028 bool remove_original = prefs->getBool("/options/maskobject/remove", true);
3029 bool ungroup_masked = prefs->getBool("/options/maskobject/ungrouping", true);
3030 sp_document_ensure_up_to_date(doc);
3032 gchar const *attributeName = apply_clip_path ? "clip-path" : "mask";
3033 std::map<SPObject*,SPItem*> referenced_objects;
3035 GSList *items_to_ungroup = NULL;
3037 // SPObject* refers to a group containing the clipped path or mask itself,
3038 // whereas SPItem* refers to the item being clipped or masked
3039 for (GSList const *i = selection->itemList(); NULL != i; i = i->next) {
3040 if (remove_original) {
3041 // remember referenced mask/clippath, so orphaned masks can be moved back to document
3042 SPItem *item = reinterpret_cast<SPItem *>(i->data);
3043 Inkscape::URIReference *uri_ref = NULL;
3045 if (apply_clip_path) {
3046 uri_ref = item->clip_ref;
3047 } else {
3048 uri_ref = item->mask_ref;
3049 }
3051 // collect distinct mask object (and associate with item to apply transform)
3052 if (NULL != uri_ref && NULL != uri_ref->getObject()) {
3053 referenced_objects[uri_ref->getObject()] = item;
3054 }
3055 }
3057 SP_OBJECT_REPR(i->data)->setAttribute(attributeName, "none");
3059 if (ungroup_masked && SP_IS_GROUP(i->data)) {
3060 // if we had previously enclosed masked object in group,
3061 // add it to list so we can ungroup it later
3062 SPGroup *item = SP_GROUP(i->data);
3064 // ungroup only groups we created when setting clip/mask
3065 if (item->layerMode() == SPGroup::MASK_HELPER) {
3066 items_to_ungroup = g_slist_prepend(items_to_ungroup, item);
3067 }
3069 }
3070 }
3072 // restore mask objects into a document
3073 for ( std::map<SPObject*,SPItem*>::iterator it = referenced_objects.begin() ; it != referenced_objects.end() ; ++it) {
3074 SPObject *obj = (*it).first; // Group containing the clipped paths or masks
3075 GSList *items_to_move = NULL;
3076 for (SPObject *child = sp_object_first_child(obj) ; child != NULL; child = SP_OBJECT_NEXT(child) ) {
3077 // Collect all clipped paths and masks within a single group
3078 Inkscape::XML::Node *copy = SP_OBJECT_REPR(child)->duplicate(xml_doc);
3079 items_to_move = g_slist_prepend(items_to_move, copy);
3080 }
3082 if (!obj->isReferenced()) {
3083 // delete from defs if no other object references this mask
3084 obj->deleteObject(false);
3085 }
3087 // remember parent and position of the item to which the clippath/mask was applied
3088 Inkscape::XML::Node *parent = SP_OBJECT_REPR((*it).second)->parent();
3089 gint pos = SP_OBJECT_REPR((*it).second)->position();
3091 // Iterate through all clipped paths / masks
3092 for (GSList *i = items_to_move; NULL != i; i = i->next) {
3093 Inkscape::XML::Node *repr = (Inkscape::XML::Node *)i->data;
3095 // insert into parent, restore pos
3096 parent->appendChild(repr);
3097 repr->setPosition((pos + 1) > 0 ? (pos + 1) : 0);
3099 SPItem *mask_item = (SPItem *) sp_desktop_document(desktop)->getObjectByRepr(repr);
3100 selection->add(repr);
3102 // transform mask, so it is moved the same spot where mask was applied
3103 Geom::Matrix transform(mask_item->transform);
3104 transform *= (*it).second->transform;
3105 sp_item_write_transform(mask_item, SP_OBJECT_REPR(mask_item), transform);
3106 }
3108 g_slist_free(items_to_move);
3109 }
3111 // ungroup marked groups added when setting mask
3112 for (GSList *i = items_to_ungroup ; NULL != i ; i = i->next) {
3113 selection->remove(SP_GROUP(i->data));
3114 GSList *children = NULL;
3115 sp_item_group_ungroup(SP_GROUP(i->data), &children, false);
3116 selection->addList(children);
3117 g_slist_free(children);
3118 }
3120 g_slist_free(items_to_ungroup);
3122 if (apply_clip_path)
3123 sp_document_done(doc, SP_VERB_OBJECT_UNSET_CLIPPATH, _("Release clipping path"));
3124 else
3125 sp_document_done(doc, SP_VERB_OBJECT_UNSET_MASK, _("Release mask"));
3126 }
3128 /**
3129 * \param with_margins margins defined in the xml under <sodipodi:namedview>
3130 * "fit-margin-..." attributes. See SPDocument::fitToRect.
3131 * \return true if an undoable change should be recorded.
3132 */
3133 bool
3134 fit_canvas_to_selection(SPDesktop *desktop, bool with_margins)
3135 {
3136 g_return_val_if_fail(desktop != NULL, false);
3137 SPDocument *doc = sp_desktop_document(desktop);
3139 g_return_val_if_fail(doc != NULL, false);
3140 g_return_val_if_fail(desktop->selection != NULL, false);
3142 if (desktop->selection->isEmpty()) {
3143 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to fit canvas to."));
3144 return false;
3145 }
3146 Geom::OptRect const bbox(desktop->selection->bounds());
3147 if (bbox) {
3148 doc->fitToRect(*bbox, with_margins);
3149 return true;
3150 } else {
3151 return false;
3152 }
3153 }
3155 /**
3156 * Fit canvas to the bounding box of the selection, as an undoable action.
3157 */
3158 void
3159 verb_fit_canvas_to_selection(SPDesktop *const desktop)
3160 {
3161 if (fit_canvas_to_selection(desktop)) {
3162 sp_document_done(sp_desktop_document(desktop), SP_VERB_FIT_CANVAS_TO_SELECTION,
3163 _("Fit Page to Selection"));
3164 }
3165 }
3167 /**
3168 * \param with_margins margins defined in the xml under <sodipodi:namedview>
3169 * "fit-margin-..." attributes. See SPDocument::fitToRect.
3170 */
3171 bool
3172 fit_canvas_to_drawing(SPDocument *doc, bool with_margins)
3173 {
3174 g_return_val_if_fail(doc != NULL, false);
3176 sp_document_ensure_up_to_date(doc);
3177 SPItem const *const root = SP_ITEM(doc->root);
3178 Geom::OptRect const bbox(root->getBounds(sp_item_i2d_affine(root)));
3179 if (bbox) {
3180 doc->fitToRect(*bbox, with_margins);
3181 return true;
3182 } else {
3183 return false;
3184 }
3185 }
3187 void
3188 verb_fit_canvas_to_drawing(SPDesktop *desktop)
3189 {
3190 if (fit_canvas_to_drawing(sp_desktop_document(desktop))) {
3191 sp_document_done(sp_desktop_document(desktop), SP_VERB_FIT_CANVAS_TO_DRAWING,
3192 _("Fit Page to Drawing"));
3193 }
3194 }
3196 /**
3197 * Fits canvas to selection or drawing with margins from <sodipodi:namedview>
3198 * "fit-margin-..." attributes. See SPDocument::fitToRect and
3199 * ui/dialog/page-sizer.
3200 */
3201 void fit_canvas_to_selection_or_drawing(SPDesktop *desktop) {
3202 g_return_if_fail(desktop != NULL);
3203 SPDocument *doc = sp_desktop_document(desktop);
3205 g_return_if_fail(doc != NULL);
3206 g_return_if_fail(desktop->selection != NULL);
3208 bool const changed = ( desktop->selection->isEmpty()
3209 ? fit_canvas_to_drawing(doc, true)
3210 : fit_canvas_to_selection(desktop, true) );
3211 if (changed) {
3212 sp_document_done(sp_desktop_document(desktop), SP_VERB_FIT_CANVAS_TO_SELECTION_OR_DRAWING,
3213 _("Fit Page to Selection or Drawing"));
3214 }
3215 };
3217 static void itemtree_map(void (*f)(SPItem *, SPDesktop *), SPObject *root, SPDesktop *desktop) {
3218 // don't operate on layers
3219 if (SP_IS_ITEM(root) && !desktop->isLayer(SP_ITEM(root))) {
3220 f(SP_ITEM(root), desktop);
3221 }
3222 for ( SPObject::SiblingIterator iter = root->firstChild() ; iter ; ++iter ) {
3223 //don't recurse into locked layers
3224 if (!(SP_IS_ITEM(&*iter) && desktop->isLayer(SP_ITEM(&*iter)) && SP_ITEM(&*iter)->isLocked())) {
3225 itemtree_map(f, iter, desktop);
3226 }
3227 }
3228 }
3230 static void unlock(SPItem *item, SPDesktop */*desktop*/) {
3231 if (item->isLocked()) {
3232 item->setLocked(FALSE);
3233 }
3234 }
3236 static void unhide(SPItem *item, SPDesktop *desktop) {
3237 if (desktop->itemIsHidden(item)) {
3238 item->setExplicitlyHidden(FALSE);
3239 }
3240 }
3242 static void process_all(void (*f)(SPItem *, SPDesktop *), SPDesktop *dt, bool layer_only) {
3243 if (!dt) return;
3245 SPObject *root;
3246 if (layer_only) {
3247 root = dt->currentLayer();
3248 } else {
3249 root = dt->currentRoot();
3250 }
3252 itemtree_map(f, root, dt);
3253 }
3255 void unlock_all(SPDesktop *dt) {
3256 process_all(&unlock, dt, true);
3257 }
3259 void unlock_all_in_all_layers(SPDesktop *dt) {
3260 process_all(&unlock, dt, false);
3261 }
3263 void unhide_all(SPDesktop *dt) {
3264 process_all(&unhide, dt, true);
3265 }
3267 void unhide_all_in_all_layers(SPDesktop *dt) {
3268 process_all(&unhide, dt, false);
3269 }
3272 /*
3273 Local Variables:
3274 mode:c++
3275 c-file-style:"stroustrup"
3276 c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
3277 indent-tabs-mode:nil
3278 fill-column:99
3279 End:
3280 */
3281 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :