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 nt->_multipath->selectSubpaths();
122 } else {
123 sp_edit_select_all(dt);
124 }
125 }
127 void SelectionHelper::selectAllInAll(SPDesktop *dt)
128 {
129 if (tools_isactive(dt, TOOLS_NODES)) {
130 InkNodeTool *nt = static_cast<InkNodeTool*>(dt->event_context);
131 nt->_selected_nodes->selectAll();
132 } else {
133 sp_edit_select_all_in_all_layers(dt);
134 }
135 }
137 void SelectionHelper::selectNone(SPDesktop *dt)
138 {
139 if (tools_isactive(dt, TOOLS_NODES)) {
140 InkNodeTool *nt = static_cast<InkNodeTool*>(dt->event_context);
141 nt->_selected_nodes->clear();
142 } else {
143 sp_desktop_selection(dt)->clear();
144 }
145 }
147 void SelectionHelper::invert(SPDesktop *dt)
148 {
149 if (tools_isactive(dt, TOOLS_NODES)) {
150 InkNodeTool *nt = static_cast<InkNodeTool*>(dt->event_context);
151 nt->_multipath->invertSelectionInSubpaths();
152 } else {
153 sp_edit_invert(dt);
154 }
155 }
157 void SelectionHelper::invertAllInAll(SPDesktop *dt)
158 {
159 if (tools_isactive(dt, TOOLS_NODES)) {
160 InkNodeTool *nt = static_cast<InkNodeTool*>(dt->event_context);
161 nt->_selected_nodes->invertSelection();
162 } else {
163 sp_edit_invert_in_all_layers(dt);
164 }
165 }
167 void SelectionHelper::reverse(SPDesktop *dt)
168 {
169 // TODO make this a virtual method of event context!
170 if (tools_isactive(dt, TOOLS_NODES)) {
171 InkNodeTool *nt = static_cast<InkNodeTool*>(dt->event_context);
172 nt->_multipath->reverseSubpaths();
173 } else {
174 sp_selected_path_reverse(dt);
175 }
176 }
178 void SelectionHelper::selectNext(SPDesktop *dt)
179 {
180 SPEventContext *ec = dt->event_context;
181 if (tools_isactive(dt, TOOLS_NODES)) {
182 InkNodeTool *nt = static_cast<InkNodeTool*>(dt->event_context);
183 nt->_multipath->shiftSelection(1);
184 } else if (tools_isactive(dt, TOOLS_GRADIENT)
185 && ec->_grdrag->isNonEmpty()) {
186 sp_gradient_context_select_next(ec);
187 } else {
188 sp_selection_item_next(dt);
189 }
190 }
192 void SelectionHelper::selectPrev(SPDesktop *dt)
193 {
194 SPEventContext *ec = dt->event_context;
195 if (tools_isactive(dt, TOOLS_NODES)) {
196 InkNodeTool *nt = static_cast<InkNodeTool*>(dt->event_context);
197 nt->_multipath->shiftSelection(-1);
198 } else if (tools_isactive(dt, TOOLS_GRADIENT)
199 && ec->_grdrag->isNonEmpty()) {
200 sp_gradient_context_select_prev(ec);
201 } else {
202 sp_selection_item_prev(dt);
203 }
204 }
206 } // namespace Inkscape
209 /**
210 * Copies repr and its inherited css style elements, along with the accumulated transform 'full_t',
211 * then prepends the copy to 'clip'.
212 */
213 void sp_selection_copy_one(Inkscape::XML::Node *repr, Geom::Matrix full_t, GSList **clip, Inkscape::XML::Document* xml_doc)
214 {
215 Inkscape::XML::Node *copy = repr->duplicate(xml_doc);
217 // copy complete inherited style
218 SPCSSAttr *css = sp_repr_css_attr_inherited(repr, "style");
219 sp_repr_css_set(copy, css, "style");
220 sp_repr_css_attr_unref(css);
222 // write the complete accumulated transform passed to us
223 // (we're dealing with unattached repr, so we write to its attr
224 // instead of using sp_item_set_transform)
225 gchar *affinestr=sp_svg_transform_write(full_t);
226 copy->setAttribute("transform", affinestr);
227 g_free(affinestr);
229 *clip = g_slist_prepend(*clip, copy);
230 }
232 void sp_selection_copy_impl(GSList const *items, GSList **clip, Inkscape::XML::Document* xml_doc)
233 {
234 // Sort items:
235 GSList *sorted_items = g_slist_copy((GSList *) items);
236 sorted_items = g_slist_sort((GSList *) sorted_items, (GCompareFunc) sp_object_compare_position);
238 // Copy item reprs:
239 for (GSList *i = (GSList *) sorted_items; i != NULL; i = i->next) {
240 sp_selection_copy_one(SP_OBJECT_REPR(i->data), sp_item_i2doc_affine(SP_ITEM(i->data)), clip, xml_doc);
241 }
243 *clip = g_slist_reverse(*clip);
244 g_slist_free((GSList *) sorted_items);
245 }
247 GSList *sp_selection_paste_impl(SPDocument *doc, SPObject *parent, GSList **clip)
248 {
249 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
251 GSList *copied = NULL;
252 // add objects to document
253 for (GSList *l = *clip; l != NULL; l = l->next) {
254 Inkscape::XML::Node *repr = (Inkscape::XML::Node *) l->data;
255 Inkscape::XML::Node *copy = repr->duplicate(xml_doc);
257 // premultiply the item transform by the accumulated parent transform in the paste layer
258 Geom::Matrix local(sp_item_i2doc_affine(SP_ITEM(parent)));
259 if (!local.isIdentity()) {
260 gchar const *t_str = copy->attribute("transform");
261 Geom::Matrix item_t(Geom::identity());
262 if (t_str)
263 sp_svg_transform_read(t_str, &item_t);
264 item_t *= local.inverse();
265 // (we're dealing with unattached repr, so we write to its attr instead of using sp_item_set_transform)
266 gchar *affinestr=sp_svg_transform_write(item_t);
267 copy->setAttribute("transform", affinestr);
268 g_free(affinestr);
269 }
271 parent->appendChildRepr(copy);
272 copied = g_slist_prepend(copied, copy);
273 Inkscape::GC::release(copy);
274 }
275 return copied;
276 }
278 void sp_selection_delete_impl(GSList const *items, bool propagate = true, bool propagate_descendants = true)
279 {
280 for (GSList const *i = items ; i ; i = i->next ) {
281 sp_object_ref((SPObject *)i->data, NULL);
282 }
283 for (GSList const *i = items; i != NULL; i = i->next) {
284 SPItem *item = (SPItem *) i->data;
285 SP_OBJECT(item)->deleteObject(propagate, propagate_descendants);
286 sp_object_unref((SPObject *)item, NULL);
287 }
288 }
291 void sp_selection_delete(SPDesktop *desktop)
292 {
293 if (desktop == NULL) {
294 return;
295 }
297 if (tools_isactive(desktop, TOOLS_TEXT))
298 if (sp_text_delete_selection(desktop->event_context)) {
299 sp_document_done(sp_desktop_document(desktop), SP_VERB_CONTEXT_TEXT,
300 _("Delete text"));
301 return;
302 }
304 Inkscape::Selection *selection = sp_desktop_selection(desktop);
306 // check if something is selected
307 if (selection->isEmpty()) {
308 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("<b>Nothing</b> was deleted."));
309 return;
310 }
312 GSList const *selected = g_slist_copy(const_cast<GSList *>(selection->itemList()));
313 selection->clear();
314 sp_selection_delete_impl(selected);
315 g_slist_free((GSList *) selected);
317 /* a tool may have set up private information in it's selection context
318 * that depends on desktop items. I think the only sane way to deal with
319 * this currently is to reset the current tool, which will reset it's
320 * associated selection context. For example: deleting an object
321 * while moving it around the canvas.
322 */
323 tools_switch( desktop, tools_active( desktop ) );
325 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_DELETE,
326 _("Delete"));
327 }
329 void add_ids_recursive(std::vector<const gchar *> &ids, SPObject *obj)
330 {
331 if (!obj)
332 return;
334 ids.push_back(SP_OBJECT_ID(obj));
336 if (SP_IS_GROUP(obj)) {
337 for (SPObject *child = sp_object_first_child(obj) ; child != NULL; child = SP_OBJECT_NEXT(child) ) {
338 add_ids_recursive(ids, child);
339 }
340 }
341 }
343 void sp_selection_duplicate(SPDesktop *desktop, bool suppressDone)
344 {
345 if (desktop == NULL)
346 return;
348 SPDocument *doc = desktop->doc();
349 Inkscape::XML::Document* xml_doc = sp_document_repr_doc(doc);
350 Inkscape::Selection *selection = sp_desktop_selection(desktop);
352 // check if something is selected
353 if (selection->isEmpty()) {
354 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to duplicate."));
355 return;
356 }
358 GSList *reprs = g_slist_copy((GSList *) selection->reprList());
360 selection->clear();
362 // sorting items from different parents sorts each parent's subset without possibly mixing
363 // them, just what we need
364 reprs = g_slist_sort(reprs, (GCompareFunc) sp_repr_compare_position);
366 GSList *newsel = NULL;
368 std::vector<const gchar *> old_ids;
369 std::vector<const gchar *> new_ids;
370 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
371 bool relink_clones = prefs->getBool("/options/relinkclonesonduplicate/value");
373 while (reprs) {
374 Inkscape::XML::Node *old_repr = (Inkscape::XML::Node *) reprs->data;
375 Inkscape::XML::Node *parent = old_repr->parent();
376 Inkscape::XML::Node *copy = old_repr->duplicate(xml_doc);
378 parent->appendChild(copy);
380 if (relink_clones) {
381 SPObject *old_obj = doc->getObjectByRepr(old_repr);
382 SPObject *new_obj = doc->getObjectByRepr(copy);
383 add_ids_recursive(old_ids, old_obj);
384 add_ids_recursive(new_ids, new_obj);
385 }
387 newsel = g_slist_prepend(newsel, copy);
388 reprs = g_slist_remove(reprs, reprs->data);
389 Inkscape::GC::release(copy);
390 }
392 if (relink_clones) {
394 g_assert(old_ids.size() == new_ids.size());
396 for (unsigned int i = 0; i < old_ids.size(); i++) {
397 const gchar *id = old_ids[i];
398 SPObject *old_clone = doc->getObjectById(id);
399 if (SP_IS_USE(old_clone)) {
400 SPItem *orig = sp_use_get_original(SP_USE(old_clone));
401 if (!orig) // orphaned
402 continue;
403 for (unsigned int j = 0; j < old_ids.size(); j++) {
404 if (!strcmp(SP_OBJECT_ID(orig), old_ids[j])) {
405 // we have both orig and clone in selection, relink
406 // std::cout << id << " old, its ori: " << SP_OBJECT_ID(orig) << "; will relink:" << new_ids[i] << " to " << new_ids[j] << "\n";
407 gchar *newref = g_strdup_printf("#%s", new_ids[j]);
408 SPObject *new_clone = doc->getObjectById(new_ids[i]);
409 SP_OBJECT_REPR(new_clone)->setAttribute("xlink:href", newref);
410 new_clone->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG);
411 g_free(newref);
412 }
413 }
414 }
415 }
416 }
419 if ( !suppressDone ) {
420 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_DUPLICATE,
421 _("Duplicate"));
422 }
424 selection->setReprList(newsel);
426 g_slist_free(newsel);
427 }
429 void sp_edit_clear_all(SPDesktop *dt)
430 {
431 if (!dt)
432 return;
434 SPDocument *doc = sp_desktop_document(dt);
435 sp_desktop_selection(dt)->clear();
437 g_return_if_fail(SP_IS_GROUP(dt->currentLayer()));
438 GSList *items = sp_item_group_item_list(SP_GROUP(dt->currentLayer()));
440 while (items) {
441 SP_OBJECT(items->data)->deleteObject();
442 items = g_slist_remove(items, items->data);
443 }
445 sp_document_done(doc, SP_VERB_EDIT_CLEAR_ALL,
446 _("Delete all"));
447 }
449 GSList *
450 get_all_items(GSList *list, SPObject *from, SPDesktop *desktop, bool onlyvisible, bool onlysensitive, GSList const *exclude)
451 {
452 for (SPObject *child = sp_object_first_child(SP_OBJECT(from)) ; child != NULL; child = SP_OBJECT_NEXT(child) ) {
453 if (SP_IS_ITEM(child) &&
454 !desktop->isLayer(SP_ITEM(child)) &&
455 (!onlysensitive || !SP_ITEM(child)->isLocked()) &&
456 (!onlyvisible || !desktop->itemIsHidden(SP_ITEM(child))) &&
457 (!exclude || !g_slist_find((GSList *) exclude, child))
458 )
459 {
460 list = g_slist_prepend(list, SP_ITEM(child));
461 }
463 if (SP_IS_ITEM(child) && desktop->isLayer(SP_ITEM(child))) {
464 list = get_all_items(list, child, desktop, onlyvisible, onlysensitive, exclude);
465 }
466 }
468 return list;
469 }
471 void sp_edit_select_all_full(SPDesktop *dt, bool force_all_layers, bool invert)
472 {
473 if (!dt)
474 return;
476 Inkscape::Selection *selection = sp_desktop_selection(dt);
478 g_return_if_fail(SP_IS_GROUP(dt->currentLayer()));
480 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
481 PrefsSelectionContext inlayer = (PrefsSelectionContext) prefs->getInt("/options/kbselection/inlayer", PREFS_SELECTION_LAYER);
482 bool onlyvisible = prefs->getBool("/options/kbselection/onlyvisible", true);
483 bool onlysensitive = prefs->getBool("/options/kbselection/onlysensitive", true);
485 GSList *items = NULL;
487 GSList const *exclude = NULL;
488 if (invert) {
489 exclude = selection->itemList();
490 }
492 if (force_all_layers)
493 inlayer = PREFS_SELECTION_ALL;
495 switch (inlayer) {
496 case PREFS_SELECTION_LAYER: {
497 if ( (onlysensitive && SP_ITEM(dt->currentLayer())->isLocked()) ||
498 (onlyvisible && dt->itemIsHidden(SP_ITEM(dt->currentLayer()))) )
499 return;
501 GSList *all_items = sp_item_group_item_list(SP_GROUP(dt->currentLayer()));
503 for (GSList *i = all_items; i; i = i->next) {
504 SPItem *item = SP_ITEM(i->data);
506 if (item && (!onlysensitive || !item->isLocked())) {
507 if (!onlyvisible || !dt->itemIsHidden(item)) {
508 if (!dt->isLayer(item)) {
509 if (!invert || !g_slist_find((GSList *) exclude, item)) {
510 items = g_slist_prepend(items, item); // leave it in the list
511 }
512 }
513 }
514 }
515 }
517 g_slist_free(all_items);
518 break;
519 }
520 case PREFS_SELECTION_LAYER_RECURSIVE: {
521 items = get_all_items(NULL, dt->currentLayer(), dt, onlyvisible, onlysensitive, exclude);
522 break;
523 }
524 default: {
525 items = get_all_items(NULL, dt->currentRoot(), dt, onlyvisible, onlysensitive, exclude);
526 break;
527 }
528 }
530 selection->setList(items);
532 if (items) {
533 g_slist_free(items);
534 }
535 }
537 void sp_edit_select_all(SPDesktop *desktop)
538 {
539 sp_edit_select_all_full(desktop, false, false);
540 }
542 void sp_edit_select_all_in_all_layers(SPDesktop *desktop)
543 {
544 sp_edit_select_all_full(desktop, true, false);
545 }
547 void sp_edit_invert(SPDesktop *desktop)
548 {
549 sp_edit_select_all_full(desktop, false, true);
550 }
552 void sp_edit_invert_in_all_layers(SPDesktop *desktop)
553 {
554 sp_edit_select_all_full(desktop, true, true);
555 }
557 void sp_selection_group_impl(GSList const *reprs_to_group, Inkscape::XML::Node *group, Inkscape::XML::Document *xml_doc, SPDocument *doc) {
558 GSList *p = g_slist_copy((GSList *) reprs_to_group);
560 p = g_slist_sort(p, (GCompareFunc) sp_repr_compare_position);
562 // Remember the position and parent of the topmost object.
563 gint topmost = ((Inkscape::XML::Node *) g_slist_last(p)->data)->position();
564 Inkscape::XML::Node *topmost_parent = ((Inkscape::XML::Node *) g_slist_last(p)->data)->parent();
566 while (p) {
567 Inkscape::XML::Node *current = (Inkscape::XML::Node *) p->data;
569 if (current->parent() == topmost_parent) {
570 Inkscape::XML::Node *spnew = current->duplicate(xml_doc);
571 sp_repr_unparent(current);
572 group->appendChild(spnew);
573 Inkscape::GC::release(spnew);
574 topmost --; // only reduce count for those items deleted from topmost_parent
575 } else { // move it to topmost_parent first
576 GSList *temp_clip = NULL;
578 // At this point, current may already have no item, due to its being a clone whose original is already moved away
579 // So we copy it artificially calculating the transform from its repr->attr("transform") and the parent transform
580 gchar const *t_str = current->attribute("transform");
581 Geom::Matrix item_t(Geom::identity());
582 if (t_str)
583 sp_svg_transform_read(t_str, &item_t);
584 item_t *= sp_item_i2doc_affine(SP_ITEM(doc->getObjectByRepr(current->parent())));
585 // FIXME: when moving both clone and original from a transformed group (either by
586 // grouping into another parent, or by cut/paste) the transform from the original's
587 // parent becomes embedded into original itself, and this affects its clones. Fix
588 // this by remembering the transform diffs we write to each item into an array and
589 // then, if this is clone, looking up its original in that array and pre-multiplying
590 // it by the inverse of that original's transform diff.
592 sp_selection_copy_one(current, item_t, &temp_clip, xml_doc);
593 sp_repr_unparent(current);
595 // paste into topmost_parent (temporarily)
596 GSList *copied = sp_selection_paste_impl(doc, doc->getObjectByRepr(topmost_parent), &temp_clip);
597 if (temp_clip) g_slist_free(temp_clip);
598 if (copied) { // if success,
599 // take pasted object (now in topmost_parent)
600 Inkscape::XML::Node *in_topmost = (Inkscape::XML::Node *) copied->data;
601 // make a copy
602 Inkscape::XML::Node *spnew = in_topmost->duplicate(xml_doc);
603 // remove pasted
604 sp_repr_unparent(in_topmost);
605 // put its copy into group
606 group->appendChild(spnew);
607 Inkscape::GC::release(spnew);
608 g_slist_free(copied);
609 }
610 }
611 p = g_slist_remove(p, current);
612 }
614 // Add the new group to the topmost members' parent
615 topmost_parent->appendChild(group);
617 // Move to the position of the topmost, reduced by the number of items deleted from topmost_parent
618 group->setPosition(topmost + 1);
619 }
621 void sp_selection_group(SPDesktop *desktop)
622 {
623 if (desktop == NULL)
624 return;
626 SPDocument *doc = sp_desktop_document(desktop);
627 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
629 Inkscape::Selection *selection = sp_desktop_selection(desktop);
631 // Check if something is selected.
632 if (selection->isEmpty()) {
633 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>some objects</b> to group."));
634 return;
635 }
637 GSList const *l = (GSList *) selection->reprList();
640 Inkscape::XML::Node *group = xml_doc->createElement("svg:g");
642 sp_selection_group_impl(l, group, xml_doc, doc);
644 sp_document_done(sp_desktop_document(desktop), SP_VERB_SELECTION_GROUP,
645 _("Group"));
647 selection->clear();
648 selection->set(group);
649 Inkscape::GC::release(group);
650 }
652 void sp_selection_ungroup(SPDesktop *desktop)
653 {
654 if (desktop == NULL)
655 return;
657 Inkscape::Selection *selection = sp_desktop_selection(desktop);
659 if (selection->isEmpty()) {
660 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select a <b>group</b> to ungroup."));
661 return;
662 }
664 GSList *items = g_slist_copy((GSList *) selection->itemList());
665 selection->clear();
667 // Get a copy of current selection.
668 GSList *new_select = NULL;
669 bool ungrouped = false;
670 for (GSList *i = items;
671 i != NULL;
672 i = i->next)
673 {
674 SPItem *group = (SPItem *) i->data;
676 // when ungrouping cloned groups with their originals, some objects that were selected may no more exist due to unlinking
677 if (!SP_IS_OBJECT(group)) {
678 continue;
679 }
681 /* We do not allow ungrouping <svg> etc. (lauris) */
682 if (strcmp(SP_OBJECT_REPR(group)->name(), "svg:g") && strcmp(SP_OBJECT_REPR(group)->name(), "svg:switch")) {
683 // keep the non-group item in the new selection
684 selection->add(group);
685 continue;
686 }
688 GSList *children = NULL;
689 /* This is not strictly required, but is nicer to rely on group ::destroy (lauris) */
690 sp_item_group_ungroup(SP_GROUP(group), &children, false);
691 ungrouped = true;
692 // Add ungrouped items to the new selection.
693 new_select = g_slist_concat(new_select, children);
694 }
696 if (new_select) { // Set new selection.
697 selection->addList(new_select);
698 g_slist_free(new_select);
699 }
700 if (!ungrouped) {
701 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("<b>No groups</b> to ungroup in the selection."));
702 }
704 g_slist_free(items);
706 sp_document_done(sp_desktop_document(desktop), SP_VERB_SELECTION_UNGROUP,
707 _("Ungroup"));
708 }
710 /** Replace all groups in the list with their member objects, recursively; returns a new list, frees old */
711 GSList *
712 sp_degroup_list(GSList *items)
713 {
714 GSList *out = NULL;
715 bool has_groups = false;
716 for (GSList *item = items; item; item = item->next) {
717 if (!SP_IS_GROUP(item->data)) {
718 out = g_slist_prepend(out, item->data);
719 } else {
720 has_groups = true;
721 GSList *members = sp_item_group_item_list(SP_GROUP(item->data));
722 for (GSList *member = members; member; member = member->next) {
723 out = g_slist_prepend(out, member->data);
724 }
725 g_slist_free(members);
726 }
727 }
728 out = g_slist_reverse(out);
729 g_slist_free(items);
731 if (has_groups) { // recurse if we unwrapped a group - it may have contained others
732 out = sp_degroup_list(out);
733 }
735 return out;
736 }
739 /** If items in the list have a common parent, return it, otherwise return NULL */
740 static SPGroup *
741 sp_item_list_common_parent_group(GSList const *items)
742 {
743 if (!items) {
744 return NULL;
745 }
746 SPObject *parent = SP_OBJECT_PARENT(items->data);
747 /* Strictly speaking this CAN happen, if user selects <svg> from Inkscape::XML editor */
748 if (!SP_IS_GROUP(parent)) {
749 return NULL;
750 }
751 for (items = items->next; items; items = items->next) {
752 if (SP_OBJECT_PARENT(items->data) != parent) {
753 return NULL;
754 }
755 }
757 return SP_GROUP(parent);
758 }
760 /** Finds out the minimum common bbox of the selected items. */
761 static Geom::OptRect
762 enclose_items(GSList const *items)
763 {
764 g_assert(items != NULL);
766 Geom::OptRect r;
767 for (GSList const *i = items; i; i = i->next) {
768 r = Geom::unify(r, sp_item_bbox_desktop((SPItem *) i->data));
769 }
770 return r;
771 }
773 SPObject *
774 prev_sibling(SPObject *child)
775 {
776 SPObject *parent = SP_OBJECT_PARENT(child);
777 if (!SP_IS_GROUP(parent)) {
778 return NULL;
779 }
780 for ( SPObject *i = sp_object_first_child(parent) ; i; i = SP_OBJECT_NEXT(i) ) {
781 if (i->next == child)
782 return i;
783 }
784 return NULL;
785 }
787 void
788 sp_selection_raise(SPDesktop *desktop)
789 {
790 if (!desktop)
791 return;
793 Inkscape::Selection *selection = sp_desktop_selection(desktop);
795 GSList const *items = (GSList *) selection->itemList();
796 if (!items) {
797 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to raise."));
798 return;
799 }
801 SPGroup const *group = sp_item_list_common_parent_group(items);
802 if (!group) {
803 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("You cannot raise/lower objects from <b>different groups</b> or <b>layers</b>."));
804 return;
805 }
807 Inkscape::XML::Node *grepr = SP_OBJECT_REPR(group);
809 /* Construct reverse-ordered list of selected children. */
810 GSList *rev = g_slist_copy((GSList *) items);
811 rev = g_slist_sort(rev, (GCompareFunc) sp_item_repr_compare_position);
813 // Determine the common bbox of the selected items.
814 Geom::OptRect selected = enclose_items(items);
816 // Iterate over all objects in the selection (starting from top).
817 if (selected) {
818 while (rev) {
819 SPObject *child = SP_OBJECT(rev->data);
820 // for each selected object, find the next sibling
821 for (SPObject *newref = child->next; newref; newref = newref->next) {
822 // if the sibling is an item AND overlaps our selection,
823 if (SP_IS_ITEM(newref)) {
824 Geom::OptRect newref_bbox = sp_item_bbox_desktop(SP_ITEM(newref));
825 if ( newref_bbox && selected->intersects(*newref_bbox) ) {
826 // AND if it's not one of our selected objects,
827 if (!g_slist_find((GSList *) items, newref)) {
828 // move the selected object after that sibling
829 grepr->changeOrder(SP_OBJECT_REPR(child), SP_OBJECT_REPR(newref));
830 }
831 break;
832 }
833 }
834 }
835 rev = g_slist_remove(rev, child);
836 }
837 } else {
838 g_slist_free(rev);
839 }
841 sp_document_done(sp_desktop_document(desktop), SP_VERB_SELECTION_RAISE,
842 //TRANSLATORS: only translate "string" in "context|string".
843 // For more details, see http://developer.gnome.org/doc/API/2.0/glib/glib-I18N.html#Q-:CAPS
844 // "Raise" means "to raise an object" in the undo history
845 Q_("undo_action|Raise"));
846 }
848 void sp_selection_raise_to_top(SPDesktop *desktop)
849 {
850 if (desktop == NULL)
851 return;
853 SPDocument *document = sp_desktop_document(desktop);
854 Inkscape::Selection *selection = sp_desktop_selection(desktop);
856 if (selection->isEmpty()) {
857 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to raise to top."));
858 return;
859 }
861 GSList const *items = (GSList *) selection->itemList();
863 SPGroup const *group = sp_item_list_common_parent_group(items);
864 if (!group) {
865 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("You cannot raise/lower objects from <b>different groups</b> or <b>layers</b>."));
866 return;
867 }
869 GSList *rl = g_slist_copy((GSList *) selection->reprList());
870 rl = g_slist_sort(rl, (GCompareFunc) sp_repr_compare_position);
872 for (GSList *l = rl; l != NULL; l = l->next) {
873 Inkscape::XML::Node *repr = (Inkscape::XML::Node *) l->data;
874 repr->setPosition(-1);
875 }
877 g_slist_free(rl);
879 sp_document_done(document, SP_VERB_SELECTION_TO_FRONT,
880 _("Raise to top"));
881 }
883 void
884 sp_selection_lower(SPDesktop *desktop)
885 {
886 if (desktop == NULL)
887 return;
889 Inkscape::Selection *selection = sp_desktop_selection(desktop);
891 GSList const *items = (GSList *) selection->itemList();
892 if (!items) {
893 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to lower."));
894 return;
895 }
897 SPGroup const *group = sp_item_list_common_parent_group(items);
898 if (!group) {
899 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("You cannot raise/lower objects from <b>different groups</b> or <b>layers</b>."));
900 return;
901 }
903 Inkscape::XML::Node *grepr = SP_OBJECT_REPR(group);
905 // Determine the common bbox of the selected items.
906 Geom::OptRect selected = enclose_items(items);
908 /* Construct direct-ordered list of selected children. */
909 GSList *rev = g_slist_copy((GSList *) items);
910 rev = g_slist_sort(rev, (GCompareFunc) sp_item_repr_compare_position);
911 rev = g_slist_reverse(rev);
913 // Iterate over all objects in the selection (starting from top).
914 if (selected) {
915 while (rev) {
916 SPObject *child = SP_OBJECT(rev->data);
917 // for each selected object, find the prev sibling
918 for (SPObject *newref = prev_sibling(child); newref; newref = prev_sibling(newref)) {
919 // if the sibling is an item AND overlaps our selection,
920 if (SP_IS_ITEM(newref)) {
921 Geom::OptRect ref_bbox = sp_item_bbox_desktop(SP_ITEM(newref));
922 if ( ref_bbox && selected->intersects(*ref_bbox) ) {
923 // AND if it's not one of our selected objects,
924 if (!g_slist_find((GSList *) items, newref)) {
925 // move the selected object before that sibling
926 SPObject *put_after = prev_sibling(newref);
927 if (put_after)
928 grepr->changeOrder(SP_OBJECT_REPR(child), SP_OBJECT_REPR(put_after));
929 else
930 SP_OBJECT_REPR(child)->setPosition(0);
931 }
932 break;
933 }
934 }
935 }
936 rev = g_slist_remove(rev, child);
937 }
938 } else {
939 g_slist_free(rev);
940 }
942 sp_document_done(sp_desktop_document(desktop), SP_VERB_SELECTION_LOWER,
943 _("Lower"));
944 }
946 void sp_selection_lower_to_bottom(SPDesktop *desktop)
947 {
948 if (desktop == NULL)
949 return;
951 SPDocument *document = sp_desktop_document(desktop);
952 Inkscape::Selection *selection = sp_desktop_selection(desktop);
954 if (selection->isEmpty()) {
955 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to lower to bottom."));
956 return;
957 }
959 GSList const *items = (GSList *) selection->itemList();
961 SPGroup const *group = sp_item_list_common_parent_group(items);
962 if (!group) {
963 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("You cannot raise/lower objects from <b>different groups</b> or <b>layers</b>."));
964 return;
965 }
967 GSList *rl;
968 rl = g_slist_copy((GSList *) selection->reprList());
969 rl = g_slist_sort(rl, (GCompareFunc) sp_repr_compare_position);
970 rl = g_slist_reverse(rl);
972 for (GSList *l = rl; l != NULL; l = l->next) {
973 gint minpos;
974 SPObject *pp, *pc;
975 Inkscape::XML::Node *repr = (Inkscape::XML::Node *) l->data;
976 pp = document->getObjectByRepr(sp_repr_parent(repr));
977 minpos = 0;
978 g_assert(SP_IS_GROUP(pp));
979 pc = sp_object_first_child(pp);
980 while (!SP_IS_ITEM(pc)) {
981 minpos += 1;
982 pc = pc->next;
983 }
984 repr->setPosition(minpos);
985 }
987 g_slist_free(rl);
989 sp_document_done(document, SP_VERB_SELECTION_TO_BACK,
990 _("Lower to bottom"));
991 }
993 void
994 sp_undo(SPDesktop *desktop, SPDocument *)
995 {
996 if (!sp_document_undo(sp_desktop_document(desktop)))
997 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Nothing to undo."));
998 }
1000 void
1001 sp_redo(SPDesktop *desktop, SPDocument *)
1002 {
1003 if (!sp_document_redo(sp_desktop_document(desktop)))
1004 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Nothing to redo."));
1005 }
1007 void sp_selection_cut(SPDesktop *desktop)
1008 {
1009 sp_selection_copy();
1010 sp_selection_delete(desktop);
1011 }
1013 /**
1014 * \pre item != NULL
1015 */
1016 SPCSSAttr *
1017 take_style_from_item(SPItem *item)
1018 {
1019 // write the complete cascaded style, context-free
1020 SPCSSAttr *css = sp_css_attr_from_object(SP_OBJECT(item), SP_STYLE_FLAG_ALWAYS);
1021 if (css == NULL)
1022 return NULL;
1024 if ((SP_IS_GROUP(item) && SP_OBJECT(item)->children) ||
1025 (SP_IS_TEXT(item) && SP_OBJECT(item)->children && SP_OBJECT(item)->children->next == NULL)) {
1026 // if this is a text with exactly one tspan child, merge the style of that tspan as well
1027 // If this is a group, merge the style of its topmost (last) child with style
1028 for (SPObject *last_element = item->lastChild(); last_element != NULL; last_element = SP_OBJECT_PREV(last_element)) {
1029 if (SP_OBJECT_STYLE(last_element) != NULL) {
1030 SPCSSAttr *temp = sp_css_attr_from_object(last_element, SP_STYLE_FLAG_IFSET);
1031 if (temp) {
1032 sp_repr_css_merge(css, temp);
1033 sp_repr_css_attr_unref(temp);
1034 }
1035 break;
1036 }
1037 }
1038 }
1039 if (!(SP_IS_TEXT(item) || SP_IS_TSPAN(item) || SP_IS_TREF(item) || SP_IS_STRING(item))) {
1040 // do not copy text properties from non-text objects, it's confusing
1041 css = sp_css_attr_unset_text(css);
1042 }
1044 // FIXME: also transform gradient/pattern fills, by forking? NO, this must be nondestructive
1045 double ex = to_2geom(sp_item_i2doc_affine(item)).descrim();
1046 if (ex != 1.0) {
1047 css = sp_css_attr_scale(css, ex);
1048 }
1050 return css;
1051 }
1054 void sp_selection_copy()
1055 {
1056 Inkscape::UI::ClipboardManager *cm = Inkscape::UI::ClipboardManager::get();
1057 cm->copy();
1058 }
1060 void sp_selection_paste(SPDesktop *desktop, bool in_place)
1061 {
1062 Inkscape::UI::ClipboardManager *cm = Inkscape::UI::ClipboardManager::get();
1063 if (cm->paste(in_place))
1064 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_PASTE, _("Paste"));
1065 }
1067 void sp_selection_paste_style(SPDesktop *desktop)
1068 {
1069 Inkscape::UI::ClipboardManager *cm = Inkscape::UI::ClipboardManager::get();
1070 if (cm->pasteStyle())
1071 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_PASTE_STYLE, _("Paste style"));
1072 }
1075 void sp_selection_paste_livepatheffect(SPDesktop *desktop)
1076 {
1077 Inkscape::UI::ClipboardManager *cm = Inkscape::UI::ClipboardManager::get();
1078 if (cm->pastePathEffect())
1079 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_PASTE_LIVEPATHEFFECT,
1080 _("Paste live path effect"));
1081 }
1084 void sp_selection_remove_livepatheffect_impl(SPItem *item)
1085 {
1086 if ( item && SP_IS_LPE_ITEM(item) &&
1087 sp_lpe_item_has_path_effect(SP_LPE_ITEM(item))) {
1088 sp_lpe_item_remove_all_path_effects(SP_LPE_ITEM(item), false);
1089 }
1090 }
1092 void sp_selection_remove_livepatheffect(SPDesktop *desktop)
1093 {
1094 if (desktop == NULL) return;
1096 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1098 // check if something is selected
1099 if (selection->isEmpty()) {
1100 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to remove live path effects from."));
1101 return;
1102 }
1104 for ( GSList const *itemlist = selection->itemList(); itemlist != NULL; itemlist = g_slist_next(itemlist) ) {
1105 SPItem *item = reinterpret_cast<SPItem*>(itemlist->data);
1107 sp_selection_remove_livepatheffect_impl(item);
1109 }
1111 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_REMOVE_LIVEPATHEFFECT,
1112 _("Remove live path effect"));
1113 }
1115 void sp_selection_remove_filter(SPDesktop *desktop)
1116 {
1117 if (desktop == NULL) return;
1119 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1121 // check if something is selected
1122 if (selection->isEmpty()) {
1123 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to remove filters from."));
1124 return;
1125 }
1127 SPCSSAttr *css = sp_repr_css_attr_new();
1128 sp_repr_css_unset_property(css, "filter");
1129 sp_desktop_set_style(desktop, css);
1130 sp_repr_css_attr_unref(css);
1132 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_REMOVE_FILTER,
1133 _("Remove filter"));
1134 }
1137 void sp_selection_paste_size(SPDesktop *desktop, bool apply_x, bool apply_y)
1138 {
1139 Inkscape::UI::ClipboardManager *cm = Inkscape::UI::ClipboardManager::get();
1140 if (cm->pasteSize(false, apply_x, apply_y))
1141 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_PASTE_SIZE,
1142 _("Paste size"));
1143 }
1145 void sp_selection_paste_size_separately(SPDesktop *desktop, bool apply_x, bool apply_y)
1146 {
1147 Inkscape::UI::ClipboardManager *cm = Inkscape::UI::ClipboardManager::get();
1148 if (cm->pasteSize(true, apply_x, apply_y))
1149 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_PASTE_SIZE_SEPARATELY,
1150 _("Paste size separately"));
1151 }
1153 void sp_selection_to_next_layer(SPDesktop *dt, bool suppressDone)
1154 {
1155 Inkscape::Selection *selection = sp_desktop_selection(dt);
1157 // check if something is selected
1158 if (selection->isEmpty()) {
1159 dt->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to move to the layer above."));
1160 return;
1161 }
1163 GSList const *items = g_slist_copy((GSList *) selection->itemList());
1165 bool no_more = false; // Set to true, if no more layers above
1166 SPObject *next=Inkscape::next_layer(dt->currentRoot(), dt->currentLayer());
1167 if (next) {
1168 GSList *temp_clip = NULL;
1169 sp_selection_copy_impl(items, &temp_clip, sp_document_repr_doc(dt->doc()));
1170 sp_selection_delete_impl(items, false, false);
1171 next=Inkscape::next_layer(dt->currentRoot(), dt->currentLayer()); // Fixes bug 1482973: crash while moving layers
1172 GSList *copied;
1173 if (next) {
1174 copied = sp_selection_paste_impl(sp_desktop_document(dt), next, &temp_clip);
1175 } else {
1176 copied = sp_selection_paste_impl(sp_desktop_document(dt), dt->currentLayer(), &temp_clip);
1177 no_more = true;
1178 }
1179 selection->setReprList((GSList const *) copied);
1180 g_slist_free(copied);
1181 if (temp_clip) g_slist_free(temp_clip);
1182 if (next) dt->setCurrentLayer(next);
1183 if ( !suppressDone ) {
1184 sp_document_done(sp_desktop_document(dt), SP_VERB_LAYER_MOVE_TO_NEXT,
1185 _("Raise to next layer"));
1186 }
1187 } else {
1188 no_more = true;
1189 }
1191 if (no_more) {
1192 dt->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("No more layers above."));
1193 }
1195 g_slist_free((GSList *) items);
1196 }
1198 void sp_selection_to_prev_layer(SPDesktop *dt, bool suppressDone)
1199 {
1200 Inkscape::Selection *selection = sp_desktop_selection(dt);
1202 // check if something is selected
1203 if (selection->isEmpty()) {
1204 dt->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to move to the layer below."));
1205 return;
1206 }
1208 GSList const *items = g_slist_copy((GSList *) selection->itemList());
1210 bool no_more = false; // Set to true, if no more layers below
1211 SPObject *next=Inkscape::previous_layer(dt->currentRoot(), dt->currentLayer());
1212 if (next) {
1213 GSList *temp_clip = NULL;
1214 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
1215 sp_selection_delete_impl(items, false, false);
1216 next=Inkscape::previous_layer(dt->currentRoot(), dt->currentLayer()); // Fixes bug 1482973: crash while moving layers
1217 GSList *copied;
1218 if (next) {
1219 copied = sp_selection_paste_impl(sp_desktop_document(dt), next, &temp_clip);
1220 } else {
1221 copied = sp_selection_paste_impl(sp_desktop_document(dt), dt->currentLayer(), &temp_clip);
1222 no_more = true;
1223 }
1224 selection->setReprList((GSList const *) copied);
1225 g_slist_free(copied);
1226 if (temp_clip) g_slist_free(temp_clip);
1227 if (next) dt->setCurrentLayer(next);
1228 if ( !suppressDone ) {
1229 sp_document_done(sp_desktop_document(dt), SP_VERB_LAYER_MOVE_TO_PREV,
1230 _("Lower to previous layer"));
1231 }
1232 } else {
1233 no_more = true;
1234 }
1236 if (no_more) {
1237 dt->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("No more layers below."));
1238 }
1240 g_slist_free((GSList *) items);
1241 }
1243 bool
1244 selection_contains_original(SPItem *item, Inkscape::Selection *selection)
1245 {
1246 bool contains_original = false;
1248 bool is_use = SP_IS_USE(item);
1249 SPItem *item_use = item;
1250 SPItem *item_use_first = item;
1251 while (is_use && item_use && !contains_original)
1252 {
1253 item_use = sp_use_get_original(SP_USE(item_use));
1254 contains_original |= selection->includes(item_use);
1255 if (item_use == item_use_first)
1256 break;
1257 is_use = SP_IS_USE(item_use);
1258 }
1260 // If it's a tref, check whether the object containing the character
1261 // data is part of the selection
1262 if (!contains_original && SP_IS_TREF(item)) {
1263 contains_original = selection->includes(SP_TREF(item)->getObjectReferredTo());
1264 }
1266 return contains_original;
1267 }
1270 bool
1271 selection_contains_both_clone_and_original(Inkscape::Selection *selection)
1272 {
1273 bool clone_with_original = false;
1274 for (GSList const *l = selection->itemList(); l != NULL; l = l->next) {
1275 SPItem *item = SP_ITEM(l->data);
1276 clone_with_original |= selection_contains_original(item, selection);
1277 if (clone_with_original)
1278 break;
1279 }
1280 return clone_with_original;
1281 }
1283 /** Apply matrix to the selection. \a set_i2d is normally true, which means objects are in the
1284 original transform, synced with their reprs, and need to jump to the new transform in one go. A
1285 value of set_i2d==false is only used by seltrans when it's dragging objects live (not outlines); in
1286 that case, items are already in the new position, but the repr is in the old, and this function
1287 then simply updates the repr from item->transform.
1288 */
1289 void sp_selection_apply_affine(Inkscape::Selection *selection, Geom::Matrix const &affine, bool set_i2d, bool compensate)
1290 {
1291 if (selection->isEmpty())
1292 return;
1294 // For each perspective with a box in selection, check whether all boxes are selected and
1295 // unlink all non-selected boxes.
1296 Persp3D *persp;
1297 Persp3D *transf_persp;
1298 std::list<Persp3D *> plist = selection->perspList();
1299 for (std::list<Persp3D *>::iterator i = plist.begin(); i != plist.end(); ++i) {
1300 persp = (Persp3D *) (*i);
1302 if (!persp3d_has_all_boxes_in_selection (persp, selection)) {
1303 std::list<SPBox3D *> selboxes = selection->box3DList(persp);
1305 // create a new perspective as a copy of the current one and link the selected boxes to it
1306 transf_persp = persp3d_create_xml_element (SP_OBJECT_DOCUMENT(persp), persp->perspective_impl);
1308 for (std::list<SPBox3D *>::iterator b = selboxes.begin(); b != selboxes.end(); ++b)
1309 box3d_switch_perspectives(*b, persp, transf_persp);
1310 } else {
1311 transf_persp = persp;
1312 }
1314 persp3d_apply_affine_transformation(transf_persp, affine);
1315 }
1317 for (GSList const *l = selection->itemList(); l != NULL; l = l->next) {
1318 SPItem *item = SP_ITEM(l->data);
1320 Geom::Point old_center(0,0);
1321 if (set_i2d && item->isCenterSet())
1322 old_center = item->getCenter();
1324 #if 0 /* Re-enable this once persistent guides have a graphical indication.
1325 At the time of writing, this is the only place to re-enable. */
1326 sp_item_update_cns(*item, selection->desktop());
1327 #endif
1329 // we're moving both a clone and its original or any ancestor in clone chain?
1330 bool transform_clone_with_original = selection_contains_original(item, selection);
1331 // ...both a text-on-path and its path?
1332 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)))) ));
1333 // ...both a flowtext and its frame?
1334 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)
1335 // ...both an offset and its source?
1336 bool transform_offset_with_source = (SP_IS_OFFSET(item) && SP_OFFSET(item)->sourceHref) && selection->includes( sp_offset_get_source(SP_OFFSET(item)) );
1338 // If we're moving a connector, we want to detach it
1339 // from shapes that aren't part of the selection, but
1340 // leave it attached if they are
1341 if (cc_item_is_connector(item)) {
1342 SPItem *attItem[2];
1343 SP_PATH(item)->connEndPair.getAttachedItems(attItem);
1345 for (int n = 0; n < 2; ++n) {
1346 if (!selection->includes(attItem[n])) {
1347 sp_conn_end_detach(item, n);
1348 }
1349 }
1350 }
1352 // "clones are unmoved when original is moved" preference
1353 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
1354 int compensation = prefs->getInt("/options/clonecompensation/value", SP_CLONE_COMPENSATION_UNMOVED);
1355 bool prefs_unmoved = (compensation == SP_CLONE_COMPENSATION_UNMOVED);
1356 bool prefs_parallel = (compensation == SP_CLONE_COMPENSATION_PARALLEL);
1358 /* If this is a clone and it's selected along with its original, do not move it;
1359 * it will feel the transform of its original and respond to it itself.
1360 * Without this, a clone is doubly transformed, very unintuitive.
1361 *
1362 * Same for textpath if we are also doing ANY transform to its path: do not touch textpath,
1363 * letters cannot be squeezed or rotated anyway, they only refill the changed path.
1364 * Same for linked offset if we are also moving its source: do not move it. */
1365 if (transform_textpath_with_path || transform_offset_with_source) {
1366 // Restore item->transform field from the repr, in case it was changed by seltrans.
1367 sp_object_read_attr(SP_OBJECT(item), "transform");
1368 } else if (transform_flowtext_with_frame) {
1369 // apply the inverse of the region's transform to the <use> so that the flow remains
1370 // the same (even though the output itself gets transformed)
1371 for (SPObject *region = item->firstChild() ; region ; region = SP_OBJECT_NEXT(region)) {
1372 if (!SP_IS_FLOWREGION(region) && !SP_IS_FLOWREGIONEXCLUDE(region))
1373 continue;
1374 for (SPObject *use = region->firstChild() ; use ; use = SP_OBJECT_NEXT(use)) {
1375 if (!SP_IS_USE(use)) continue;
1376 sp_item_write_transform(SP_USE(use), SP_OBJECT_REPR(use), item->transform.inverse(), NULL, compensate);
1377 }
1378 }
1379 } else if (transform_clone_with_original) {
1380 // We are transforming a clone along with its original. The below matrix juggling is
1381 // necessary to ensure that they transform as a whole, i.e. the clone's induced
1382 // transform and its move compensation are both cancelled out.
1384 // restore item->transform field from the repr, in case it was changed by seltrans
1385 sp_object_read_attr(SP_OBJECT(item), "transform");
1387 // calculate the matrix we need to apply to the clone to cancel its induced transform from its original
1388 Geom::Matrix parent2dt = sp_item_i2d_affine(SP_ITEM(SP_OBJECT_PARENT(item)));
1389 Geom::Matrix t = parent2dt * affine * parent2dt.inverse();
1390 Geom::Matrix t_inv = t.inverse();
1391 Geom::Matrix result = t_inv * item->transform * t;
1393 if ((prefs_parallel || prefs_unmoved) && affine.isTranslation()) {
1394 // we need to cancel out the move compensation, too
1396 // find out the clone move, same as in sp_use_move_compensate
1397 Geom::Matrix parent = sp_use_get_parent_transform(SP_USE(item));
1398 Geom::Matrix clone_move = parent.inverse() * t * parent;
1400 if (prefs_parallel) {
1401 Geom::Matrix move = result * clone_move * t_inv;
1402 sp_item_write_transform(item, SP_OBJECT_REPR(item), move, &move, compensate);
1404 } else if (prefs_unmoved) {
1405 //if (SP_IS_USE(sp_use_get_original(SP_USE(item))))
1406 // clone_move = Geom::identity();
1407 Geom::Matrix move = result * clone_move;
1408 sp_item_write_transform(item, SP_OBJECT_REPR(item), move, &t, compensate);
1409 }
1411 } else {
1412 // just apply the result
1413 sp_item_write_transform(item, SP_OBJECT_REPR(item), result, &t, compensate);
1414 }
1416 } else {
1417 if (set_i2d) {
1418 sp_item_set_i2d_affine(item, sp_item_i2d_affine(item) * (Geom::Matrix)affine);
1419 }
1420 sp_item_write_transform(item, SP_OBJECT_REPR(item), item->transform, NULL, compensate);
1421 }
1423 // if we're moving the actual object, not just updating the repr, we can transform the
1424 // center by the same matrix (only necessary for non-translations)
1425 if (set_i2d && item->isCenterSet() && !(affine.isTranslation() || affine.isIdentity())) {
1426 item->setCenter(old_center * affine);
1427 SP_OBJECT(item)->updateRepr();
1428 }
1429 }
1430 }
1432 void sp_selection_remove_transform(SPDesktop *desktop)
1433 {
1434 if (desktop == NULL)
1435 return;
1437 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1439 GSList const *l = (GSList *) selection->reprList();
1440 while (l != NULL) {
1441 ((Inkscape::XML::Node*)l->data)->setAttribute("transform", NULL, false);
1442 l = l->next;
1443 }
1445 sp_document_done(sp_desktop_document(desktop), SP_VERB_OBJECT_FLATTEN,
1446 _("Remove transform"));
1447 }
1449 void
1450 sp_selection_scale_absolute(Inkscape::Selection *selection,
1451 double const x0, double const x1,
1452 double const y0, double const y1)
1453 {
1454 if (selection->isEmpty())
1455 return;
1457 Geom::OptRect const bbox(selection->bounds());
1458 if ( !bbox ) {
1459 return;
1460 }
1462 Geom::Translate const p2o(-bbox->min());
1464 Geom::Scale const newSize(x1 - x0,
1465 y1 - y0);
1466 Geom::Scale const scale( newSize * Geom::Scale(bbox->dimensions()).inverse() );
1467 Geom::Translate const o2n(x0, y0);
1468 Geom::Matrix const final( p2o * scale * o2n );
1470 sp_selection_apply_affine(selection, final);
1471 }
1474 void sp_selection_scale_relative(Inkscape::Selection *selection, Geom::Point const &align, Geom::Scale const &scale)
1475 {
1476 if (selection->isEmpty())
1477 return;
1479 Geom::OptRect const bbox(selection->bounds());
1481 if ( !bbox ) {
1482 return;
1483 }
1485 // FIXME: ARBITRARY LIMIT: don't try to scale above 1 Mpx, it won't display properly and will crash sooner or later anyway
1486 if ( bbox->dimensions()[Geom::X] * scale[Geom::X] > 1e6 ||
1487 bbox->dimensions()[Geom::Y] * scale[Geom::Y] > 1e6 )
1488 {
1489 return;
1490 }
1492 Geom::Translate const n2d(-align);
1493 Geom::Translate const d2n(align);
1494 Geom::Matrix const final( n2d * scale * d2n );
1495 sp_selection_apply_affine(selection, final);
1496 }
1498 void
1499 sp_selection_rotate_relative(Inkscape::Selection *selection, Geom::Point const ¢er, gdouble const angle_degrees)
1500 {
1501 Geom::Translate const d2n(center);
1502 Geom::Translate const n2d(-center);
1503 Geom::Rotate const rotate(Geom::Rotate::from_degrees(angle_degrees));
1504 Geom::Matrix const final( Geom::Matrix(n2d) * rotate * d2n );
1505 sp_selection_apply_affine(selection, final);
1506 }
1508 void
1509 sp_selection_skew_relative(Inkscape::Selection *selection, Geom::Point const &align, double dx, double dy)
1510 {
1511 Geom::Translate const d2n(align);
1512 Geom::Translate const n2d(-align);
1513 Geom::Matrix const skew(1, dy,
1514 dx, 1,
1515 0, 0);
1516 Geom::Matrix const final( n2d * skew * d2n );
1517 sp_selection_apply_affine(selection, final);
1518 }
1520 void sp_selection_move_relative(Inkscape::Selection *selection, Geom::Point const &move, bool compensate)
1521 {
1522 sp_selection_apply_affine(selection, Geom::Matrix(Geom::Translate(move)), true, compensate);
1523 }
1525 void sp_selection_move_relative(Inkscape::Selection *selection, double dx, double dy)
1526 {
1527 sp_selection_apply_affine(selection, Geom::Matrix(Geom::Translate(dx, dy)));
1528 }
1530 /**
1531 * @brief Rotates selected objects 90 degrees, either clock-wise or counter-clockwise, depending on the value of ccw
1532 */
1533 void sp_selection_rotate_90(SPDesktop *desktop, bool ccw)
1534 {
1535 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1537 if (selection->isEmpty())
1538 return;
1540 GSList const *l = selection->itemList();
1541 Geom::Rotate const rot_90(Geom::Point(0, ccw ? 1 : -1)); // pos. or neg. rotation, depending on the value of ccw
1542 for (GSList const *l2 = l ; l2 != NULL ; l2 = l2->next) {
1543 SPItem *item = SP_ITEM(l2->data);
1544 sp_item_rotate_rel(item, rot_90);
1545 }
1547 sp_document_done(sp_desktop_document(desktop),
1548 ccw ? SP_VERB_OBJECT_ROTATE_90_CCW : SP_VERB_OBJECT_ROTATE_90_CW,
1549 ccw ? _("Rotate 90° CCW") : _("Rotate 90° CW"));
1550 }
1552 void
1553 sp_selection_rotate(Inkscape::Selection *selection, gdouble const angle_degrees)
1554 {
1555 if (selection->isEmpty())
1556 return;
1558 boost::optional<Geom::Point> center = selection->center();
1559 if (!center) {
1560 return;
1561 }
1563 sp_selection_rotate_relative(selection, *center, angle_degrees);
1565 sp_document_maybe_done(sp_desktop_document(selection->desktop()),
1566 ( ( angle_degrees > 0 )
1567 ? "selector:rotate:ccw"
1568 : "selector:rotate:cw" ),
1569 SP_VERB_CONTEXT_SELECT,
1570 _("Rotate"));
1571 }
1573 // helper function:
1574 static
1575 Geom::Point
1576 cornerFarthestFrom(Geom::Rect const &r, Geom::Point const &p){
1577 Geom::Point m = r.midpoint();
1578 unsigned i = 0;
1579 if (p[X] < m[X]) {
1580 i = 1;
1581 }
1582 if (p[Y] < m[Y]) {
1583 i = 3 - i;
1584 }
1585 return r.corner(i);
1586 }
1588 /**
1589 \param angle the angle in "angular pixels", i.e. how many visible pixels must move the outermost point of the rotated object
1590 */
1591 void
1592 sp_selection_rotate_screen(Inkscape::Selection *selection, gdouble angle)
1593 {
1594 if (selection->isEmpty())
1595 return;
1597 Geom::OptRect const bbox(selection->bounds());
1598 boost::optional<Geom::Point> center = selection->center();
1600 if ( !bbox || !center ) {
1601 return;
1602 }
1604 gdouble const zoom = selection->desktop()->current_zoom();
1605 gdouble const zmove = angle / zoom;
1606 gdouble const r = Geom::L2(cornerFarthestFrom(*bbox, *center) - *center);
1608 gdouble const zangle = 180 * atan2(zmove, r) / M_PI;
1610 sp_selection_rotate_relative(selection, *center, zangle);
1612 sp_document_maybe_done(sp_desktop_document(selection->desktop()),
1613 ( (angle > 0)
1614 ? "selector:rotate:ccw"
1615 : "selector:rotate:cw" ),
1616 SP_VERB_CONTEXT_SELECT,
1617 _("Rotate by pixels"));
1618 }
1620 void
1621 sp_selection_scale(Inkscape::Selection *selection, gdouble grow)
1622 {
1623 if (selection->isEmpty())
1624 return;
1626 Geom::OptRect const bbox(selection->bounds());
1627 if (!bbox) {
1628 return;
1629 }
1631 Geom::Point const center(bbox->midpoint());
1633 // you can't scale "do nizhe pola" (below zero)
1634 double const max_len = bbox->maxExtent();
1635 if ( max_len + grow <= 1e-3 ) {
1636 return;
1637 }
1639 double const times = 1.0 + grow / max_len;
1640 sp_selection_scale_relative(selection, center, Geom::Scale(times, times));
1642 sp_document_maybe_done(sp_desktop_document(selection->desktop()),
1643 ( (grow > 0)
1644 ? "selector:scale:larger"
1645 : "selector:scale:smaller" ),
1646 SP_VERB_CONTEXT_SELECT,
1647 _("Scale"));
1648 }
1650 void
1651 sp_selection_scale_screen(Inkscape::Selection *selection, gdouble grow_pixels)
1652 {
1653 sp_selection_scale(selection,
1654 grow_pixels / selection->desktop()->current_zoom());
1655 }
1657 void
1658 sp_selection_scale_times(Inkscape::Selection *selection, gdouble times)
1659 {
1660 if (selection->isEmpty())
1661 return;
1663 Geom::OptRect sel_bbox = selection->bounds();
1665 if (!sel_bbox) {
1666 return;
1667 }
1669 Geom::Point const center(sel_bbox->midpoint());
1670 sp_selection_scale_relative(selection, center, Geom::Scale(times, times));
1671 sp_document_done(sp_desktop_document(selection->desktop()), SP_VERB_CONTEXT_SELECT,
1672 _("Scale by whole factor"));
1673 }
1675 void
1676 sp_selection_move(SPDesktop *desktop, gdouble dx, gdouble dy)
1677 {
1678 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1679 if (selection->isEmpty()) {
1680 return;
1681 }
1683 sp_selection_move_relative(selection, dx, dy);
1685 if (dx == 0) {
1686 sp_document_maybe_done(sp_desktop_document(desktop), "selector:move:vertical", SP_VERB_CONTEXT_SELECT,
1687 _("Move vertically"));
1688 } else if (dy == 0) {
1689 sp_document_maybe_done(sp_desktop_document(desktop), "selector:move:horizontal", SP_VERB_CONTEXT_SELECT,
1690 _("Move horizontally"));
1691 } else {
1692 sp_document_done(sp_desktop_document(desktop), SP_VERB_CONTEXT_SELECT,
1693 _("Move"));
1694 }
1695 }
1697 void
1698 sp_selection_move_screen(SPDesktop *desktop, gdouble dx, gdouble dy)
1699 {
1700 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1701 if (selection->isEmpty()) {
1702 return;
1703 }
1705 // same as sp_selection_move but divide deltas by zoom factor
1706 gdouble const zoom = desktop->current_zoom();
1707 gdouble const zdx = dx / zoom;
1708 gdouble const zdy = dy / zoom;
1709 sp_selection_move_relative(selection, zdx, zdy);
1711 if (dx == 0) {
1712 sp_document_maybe_done(sp_desktop_document(desktop), "selector:move:vertical", SP_VERB_CONTEXT_SELECT,
1713 _("Move vertically by pixels"));
1714 } else if (dy == 0) {
1715 sp_document_maybe_done(sp_desktop_document(desktop), "selector:move:horizontal", SP_VERB_CONTEXT_SELECT,
1716 _("Move horizontally by pixels"));
1717 } else {
1718 sp_document_done(sp_desktop_document(desktop), SP_VERB_CONTEXT_SELECT,
1719 _("Move"));
1720 }
1721 }
1723 namespace {
1725 template <typename D>
1726 SPItem *next_item(SPDesktop *desktop, GSList *path, SPObject *root,
1727 bool only_in_viewport, PrefsSelectionContext inlayer, bool onlyvisible, bool onlysensitive);
1729 template <typename D>
1730 SPItem *next_item_from_list(SPDesktop *desktop, GSList const *items, SPObject *root,
1731 bool only_in_viewport, PrefsSelectionContext inlayer, bool onlyvisible, bool onlysensitive);
1733 struct Forward {
1734 typedef SPObject *Iterator;
1736 static Iterator children(SPObject *o) { return sp_object_first_child(o); }
1737 static Iterator siblings_after(SPObject *o) { return SP_OBJECT_NEXT(o); }
1738 static void dispose(Iterator /*i*/) {}
1740 static SPObject *object(Iterator i) { return i; }
1741 static Iterator next(Iterator i) { return SP_OBJECT_NEXT(i); }
1742 };
1744 struct Reverse {
1745 typedef GSList *Iterator;
1747 static Iterator children(SPObject *o) {
1748 return make_list(o->firstChild(), NULL);
1749 }
1750 static Iterator siblings_after(SPObject *o) {
1751 return make_list(SP_OBJECT_PARENT(o)->firstChild(), o);
1752 }
1753 static void dispose(Iterator i) {
1754 g_slist_free(i);
1755 }
1757 static SPObject *object(Iterator i) {
1758 return reinterpret_cast<SPObject *>(i->data);
1759 }
1760 static Iterator next(Iterator i) { return i->next; }
1762 private:
1763 static GSList *make_list(SPObject *object, SPObject *limit) {
1764 GSList *list=NULL;
1765 while ( object != limit ) {
1766 list = g_slist_prepend(list, object);
1767 object = SP_OBJECT_NEXT(object);
1768 }
1769 return list;
1770 }
1771 };
1773 }
1775 void
1776 sp_selection_item_next(SPDesktop *desktop)
1777 {
1778 g_return_if_fail(desktop != NULL);
1779 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1781 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
1782 PrefsSelectionContext inlayer = (PrefsSelectionContext)prefs->getInt("/options/kbselection/inlayer", PREFS_SELECTION_LAYER);
1783 bool onlyvisible = prefs->getBool("/options/kbselection/onlyvisible", true);
1784 bool onlysensitive = prefs->getBool("/options/kbselection/onlysensitive", true);
1786 SPObject *root;
1787 if (PREFS_SELECTION_ALL != inlayer) {
1788 root = selection->activeContext();
1789 } else {
1790 root = desktop->currentRoot();
1791 }
1793 SPItem *item=next_item_from_list<Forward>(desktop, selection->itemList(), root, SP_CYCLING == SP_CYCLE_VISIBLE, inlayer, onlyvisible, onlysensitive);
1795 if (item) {
1796 selection->set(item, PREFS_SELECTION_LAYER_RECURSIVE == inlayer);
1797 if ( SP_CYCLING == SP_CYCLE_FOCUS ) {
1798 scroll_to_show_item(desktop, item);
1799 }
1800 }
1801 }
1803 void
1804 sp_selection_item_prev(SPDesktop *desktop)
1805 {
1806 SPDocument *document = sp_desktop_document(desktop);
1807 g_return_if_fail(document != NULL);
1808 g_return_if_fail(desktop != NULL);
1809 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1811 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
1812 PrefsSelectionContext inlayer = (PrefsSelectionContext) prefs->getInt("/options/kbselection/inlayer", PREFS_SELECTION_LAYER);
1813 bool onlyvisible = prefs->getBool("/options/kbselection/onlyvisible", true);
1814 bool onlysensitive = prefs->getBool("/options/kbselection/onlysensitive", true);
1816 SPObject *root;
1817 if (PREFS_SELECTION_ALL != inlayer) {
1818 root = selection->activeContext();
1819 } else {
1820 root = desktop->currentRoot();
1821 }
1823 SPItem *item=next_item_from_list<Reverse>(desktop, selection->itemList(), root, SP_CYCLING == SP_CYCLE_VISIBLE, inlayer, onlyvisible, onlysensitive);
1825 if (item) {
1826 selection->set(item, PREFS_SELECTION_LAYER_RECURSIVE == inlayer);
1827 if ( SP_CYCLING == SP_CYCLE_FOCUS ) {
1828 scroll_to_show_item(desktop, item);
1829 }
1830 }
1831 }
1833 void sp_selection_next_patheffect_param(SPDesktop * dt)
1834 {
1835 if (!dt) return;
1837 Inkscape::Selection *selection = sp_desktop_selection(dt);
1838 if ( selection && !selection->isEmpty() ) {
1839 SPItem *item = selection->singleItem();
1840 if ( item && SP_IS_SHAPE(item)) {
1841 if (sp_lpe_item_has_path_effect(SP_LPE_ITEM(item))) {
1842 sp_lpe_item_edit_next_param_oncanvas(SP_LPE_ITEM(item), dt);
1843 } else {
1844 dt->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("The selection has no applied path effect."));
1845 }
1846 }
1847 }
1848 }
1850 /*bool has_path_recursive(SPObject *obj)
1851 {
1852 if (!obj) return false;
1853 if (SP_IS_PATH(obj)) {
1854 return true;
1855 }
1856 if (SP_IS_GROUP(obj) || SP_IS_OBJECTGROUP(obj)) {
1857 for (SPObject *c = obj->children; c; c = c->next) {
1858 if (has_path_recursive(c)) return true;
1859 }
1860 }
1861 return false;
1862 }*/
1864 void sp_selection_edit_clip_or_mask(SPDesktop * /*dt*/, bool /*clip*/)
1865 {
1866 return;
1867 /*if (!dt) return;
1868 using namespace Inkscape::UI;
1870 Inkscape::Selection *selection = sp_desktop_selection(dt);
1871 if (!selection || selection->isEmpty()) return;
1873 GSList const *items = selection->itemList();
1874 bool has_path = false;
1875 for (GSList *i = const_cast<GSList*>(items); i; i= i->next) {
1876 SPItem *item = SP_ITEM(i->data);
1877 SPObject *search = clip
1878 ? SP_OBJECT(item->clip_ref ? item->clip_ref->getObject() : NULL)
1879 : SP_OBJECT(item->mask_ref ? item->mask_ref->getObject() : NULL);
1880 has_path |= has_path_recursive(search);
1881 if (has_path) break;
1882 }
1883 if (has_path) {
1884 if (!tools_isactive(dt, TOOLS_NODES)) {
1885 tools_switch(dt, TOOLS_NODES);
1886 }
1887 ink_node_tool_set_mode(INK_NODE_TOOL(dt->event_context),
1888 clip ? NODE_TOOL_EDIT_CLIPPING_PATHS : NODE_TOOL_EDIT_MASKS);
1889 } else if (clip) {
1890 dt->messageStack()->flash(Inkscape::WARNING_MESSAGE,
1891 _("The selection has no applied clip path."));
1892 } else {
1893 dt->messageStack()->flash(Inkscape::WARNING_MESSAGE,
1894 _("The selection has no applied mask."));
1895 }*/
1896 }
1899 namespace {
1901 template <typename D>
1902 SPItem *next_item_from_list(SPDesktop *desktop, GSList const *items,
1903 SPObject *root, bool only_in_viewport, PrefsSelectionContext inlayer, bool onlyvisible, bool onlysensitive)
1904 {
1905 SPObject *current=root;
1906 while (items) {
1907 SPItem *item=SP_ITEM(items->data);
1908 if ( root->isAncestorOf(item) &&
1909 ( !only_in_viewport || desktop->isWithinViewport(item) ) )
1910 {
1911 current = item;
1912 break;
1913 }
1914 items = items->next;
1915 }
1917 GSList *path=NULL;
1918 while ( current != root ) {
1919 path = g_slist_prepend(path, current);
1920 current = SP_OBJECT_PARENT(current);
1921 }
1923 SPItem *next;
1924 // first, try from the current object
1925 next = next_item<D>(desktop, path, root, only_in_viewport, inlayer, onlyvisible, onlysensitive);
1926 g_slist_free(path);
1928 if (!next) { // if we ran out of objects, start over at the root
1929 next = next_item<D>(desktop, NULL, root, only_in_viewport, inlayer, onlyvisible, onlysensitive);
1930 }
1932 return next;
1933 }
1935 template <typename D>
1936 SPItem *next_item(SPDesktop *desktop, GSList *path, SPObject *root,
1937 bool only_in_viewport, PrefsSelectionContext inlayer, bool onlyvisible, bool onlysensitive)
1938 {
1939 typename D::Iterator children;
1940 typename D::Iterator iter;
1942 SPItem *found=NULL;
1944 if (path) {
1945 SPObject *object=reinterpret_cast<SPObject *>(path->data);
1946 g_assert(SP_OBJECT_PARENT(object) == root);
1947 if (desktop->isLayer(object)) {
1948 found = next_item<D>(desktop, path->next, object, only_in_viewport, inlayer, onlyvisible, onlysensitive);
1949 }
1950 iter = children = D::siblings_after(object);
1951 } else {
1952 iter = children = D::children(root);
1953 }
1955 while ( iter && !found ) {
1956 SPObject *object=D::object(iter);
1957 if (desktop->isLayer(object)) {
1958 if (PREFS_SELECTION_LAYER != inlayer) { // recurse into sublayers
1959 found = next_item<D>(desktop, NULL, object, only_in_viewport, inlayer, onlyvisible, onlysensitive);
1960 }
1961 } else if ( SP_IS_ITEM(object) &&
1962 ( !only_in_viewport || desktop->isWithinViewport(SP_ITEM(object)) ) &&
1963 ( !onlyvisible || !desktop->itemIsHidden(SP_ITEM(object))) &&
1964 ( !onlysensitive || !SP_ITEM(object)->isLocked()) &&
1965 !desktop->isLayer(SP_ITEM(object)) )
1966 {
1967 found = SP_ITEM(object);
1968 }
1969 iter = D::next(iter);
1970 }
1972 D::dispose(children);
1974 return found;
1975 }
1977 }
1979 /**
1980 * If \a item is not entirely visible then adjust visible area to centre on the centre on of
1981 * \a item.
1982 */
1983 void scroll_to_show_item(SPDesktop *desktop, SPItem *item)
1984 {
1985 Geom::Rect dbox = desktop->get_display_area();
1986 Geom::OptRect sbox = sp_item_bbox_desktop(item);
1988 if ( sbox && dbox.contains(*sbox) == false ) {
1989 Geom::Point const s_dt = sbox->midpoint();
1990 Geom::Point const s_w = desktop->d2w(s_dt);
1991 Geom::Point const d_dt = dbox.midpoint();
1992 Geom::Point const d_w = desktop->d2w(d_dt);
1993 Geom::Point const moved_w( d_w - s_w );
1994 gint const dx = (gint) moved_w[X];
1995 gint const dy = (gint) moved_w[Y];
1996 desktop->scroll_world(dx, dy);
1997 }
1998 }
2001 void
2002 sp_selection_clone(SPDesktop *desktop)
2003 {
2004 if (desktop == NULL)
2005 return;
2007 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2009 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(desktop->doc());
2011 // check if something is selected
2012 if (selection->isEmpty()) {
2013 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select an <b>object</b> to clone."));
2014 return;
2015 }
2017 GSList *reprs = g_slist_copy((GSList *) selection->reprList());
2019 selection->clear();
2021 // sorting items from different parents sorts each parent's subset without possibly mixing them, just what we need
2022 reprs = g_slist_sort(reprs, (GCompareFunc) sp_repr_compare_position);
2024 GSList *newsel = NULL;
2026 while (reprs) {
2027 Inkscape::XML::Node *sel_repr = (Inkscape::XML::Node *) reprs->data;
2028 Inkscape::XML::Node *parent = sp_repr_parent(sel_repr);
2030 Inkscape::XML::Node *clone = xml_doc->createElement("svg:use");
2031 clone->setAttribute("x", "0", false);
2032 clone->setAttribute("y", "0", false);
2033 clone->setAttribute("xlink:href", g_strdup_printf("#%s", sel_repr->attribute("id")), false);
2035 clone->setAttribute("inkscape:transform-center-x", sel_repr->attribute("inkscape:transform-center-x"), false);
2036 clone->setAttribute("inkscape:transform-center-y", sel_repr->attribute("inkscape:transform-center-y"), false);
2038 // add the new clone to the top of the original's parent
2039 parent->appendChild(clone);
2041 newsel = g_slist_prepend(newsel, clone);
2042 reprs = g_slist_remove(reprs, sel_repr);
2043 Inkscape::GC::release(clone);
2044 }
2046 // TRANSLATORS: only translate "string" in "context|string".
2047 // For more details, see http://developer.gnome.org/doc/API/2.0/glib/glib-I18N.html#Q-:CAPS
2048 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_CLONE,
2049 Q_("action|Clone"));
2051 selection->setReprList(newsel);
2053 g_slist_free(newsel);
2054 }
2056 void
2057 sp_selection_relink(SPDesktop *desktop)
2058 {
2059 if (!desktop)
2060 return;
2062 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2064 if (selection->isEmpty()) {
2065 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>clones</b> to relink."));
2066 return;
2067 }
2069 Inkscape::UI::ClipboardManager *cm = Inkscape::UI::ClipboardManager::get();
2070 const gchar *newid = cm->getFirstObjectID();
2071 if (!newid) {
2072 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Copy an <b>object</b> to clipboard to relink clones to."));
2073 return;
2074 }
2075 gchar *newref = g_strdup_printf("#%s", newid);
2077 // Get a copy of current selection.
2078 bool relinked = false;
2079 for (GSList *items = (GSList *) selection->itemList();
2080 items != NULL;
2081 items = items->next)
2082 {
2083 SPItem *item = (SPItem *) items->data;
2085 if (!SP_IS_USE(item))
2086 continue;
2088 SP_OBJECT_REPR(item)->setAttribute("xlink:href", newref);
2089 SP_OBJECT(item)->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG);
2090 relinked = true;
2091 }
2093 g_free(newref);
2095 if (!relinked) {
2096 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("<b>No clones to relink</b> in the selection."));
2097 } else {
2098 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_UNLINK_CLONE,
2099 _("Relink clone"));
2100 }
2101 }
2104 void
2105 sp_selection_unlink(SPDesktop *desktop)
2106 {
2107 if (!desktop)
2108 return;
2110 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2112 if (selection->isEmpty()) {
2113 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>clones</b> to unlink."));
2114 return;
2115 }
2117 // Get a copy of current selection.
2118 GSList *new_select = NULL;
2119 bool unlinked = false;
2120 for (GSList *items = g_slist_copy((GSList *) selection->itemList());
2121 items != NULL;
2122 items = items->next)
2123 {
2124 SPItem *item = (SPItem *) items->data;
2126 if (SP_IS_TEXT(item)) {
2127 SPObject *tspan = sp_tref_convert_to_tspan(SP_OBJECT(item));
2129 if (tspan) {
2130 SP_OBJECT(item)->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG);
2131 }
2133 // Set unlink to true, and fall into the next if which
2134 // will include this text item in the new selection
2135 unlinked = true;
2136 }
2138 if (!(SP_IS_USE(item) || SP_IS_TREF(item))) {
2139 // keep the non-use item in the new selection
2140 new_select = g_slist_prepend(new_select, item);
2141 continue;
2142 }
2144 SPItem *unlink;
2145 if (SP_IS_USE(item)) {
2146 unlink = sp_use_unlink(SP_USE(item));
2147 } else /*if (SP_IS_TREF(use))*/ {
2148 unlink = SP_ITEM(sp_tref_convert_to_tspan(SP_OBJECT(item)));
2149 }
2151 unlinked = true;
2152 // Add ungrouped items to the new selection.
2153 new_select = g_slist_prepend(new_select, unlink);
2154 }
2156 if (new_select) { // set new selection
2157 selection->clear();
2158 selection->setList(new_select);
2159 g_slist_free(new_select);
2160 }
2161 if (!unlinked) {
2162 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("<b>No clones to unlink</b> in the selection."));
2163 }
2165 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_UNLINK_CLONE,
2166 _("Unlink clone"));
2167 }
2169 void
2170 sp_select_clone_original(SPDesktop *desktop)
2171 {
2172 if (desktop == NULL)
2173 return;
2175 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2177 SPItem *item = selection->singleItem();
2179 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.");
2181 // Check if other than two objects are selected
2182 if (g_slist_length((GSList *) selection->itemList()) != 1 || !item) {
2183 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, error);
2184 return;
2185 }
2187 SPItem *original = NULL;
2188 if (SP_IS_USE(item)) {
2189 original = sp_use_get_original(SP_USE(item));
2190 } else if (SP_IS_OFFSET(item) && SP_OFFSET(item)->sourceHref) {
2191 original = sp_offset_get_source(SP_OFFSET(item));
2192 } else if (SP_IS_TEXT_TEXTPATH(item)) {
2193 original = sp_textpath_get_path_item(SP_TEXTPATH(sp_object_first_child(SP_OBJECT(item))));
2194 } else if (SP_IS_FLOWTEXT(item)) {
2195 original = SP_FLOWTEXT(item)->get_frame(NULL); // first frame only
2196 } else { // it's an object that we don't know what to do with
2197 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, error);
2198 return;
2199 }
2201 if (!original) {
2202 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("<b>Cannot find</b> the object to select (orphaned clone, offset, textpath, flowed text?)"));
2203 return;
2204 }
2206 for (SPObject *o = original; o && !SP_IS_ROOT(o); o = SP_OBJECT_PARENT(o)) {
2207 if (SP_IS_DEFS(o)) {
2208 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("The object you're trying to select is <b>not visible</b> (it is in <defs>)"));
2209 return;
2210 }
2211 }
2213 if (original) {
2214 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
2215 bool highlight = prefs->getBool("/options/highlightoriginal/value");
2216 if (highlight) {
2217 Geom::OptRect a = item->getBounds(sp_item_i2d_affine(item));
2218 Geom::OptRect b = original->getBounds(sp_item_i2d_affine(original));
2219 if ( a && b ) {
2220 // draw a flashing line between the objects
2221 SPCurve *curve = new SPCurve();
2222 curve->moveto(a->midpoint());
2223 curve->lineto(b->midpoint());
2225 SPCanvasItem * canvasitem = sp_canvas_bpath_new(sp_desktop_tempgroup(desktop), curve);
2226 sp_canvas_bpath_set_stroke(SP_CANVAS_BPATH(canvasitem), 0x0000ddff, 1.0, SP_STROKE_LINEJOIN_MITER, SP_STROKE_LINECAP_BUTT, 5, 3);
2227 sp_canvas_item_show(canvasitem);
2228 curve->unref();
2229 desktop->add_temporary_canvasitem(canvasitem, 1000);
2230 }
2231 }
2233 selection->clear();
2234 selection->set(original);
2235 if (SP_CYCLING == SP_CYCLE_FOCUS) {
2236 scroll_to_show_item(desktop, original);
2237 }
2238 }
2239 }
2242 void sp_selection_to_marker(SPDesktop *desktop, bool apply)
2243 {
2244 if (desktop == NULL)
2245 return;
2247 SPDocument *doc = sp_desktop_document(desktop);
2248 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
2250 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2252 // check if something is selected
2253 if (selection->isEmpty()) {
2254 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to convert to marker."));
2255 return;
2256 }
2258 sp_document_ensure_up_to_date(doc);
2259 Geom::OptRect r = selection->bounds();
2260 boost::optional<Geom::Point> c = selection->center();
2261 if ( !r || !c ) {
2262 return;
2263 }
2265 // calculate the transform to be applied to objects to move them to 0,0
2266 Geom::Point move_p = Geom::Point(0, sp_document_height(doc)) - *c;
2267 move_p[Geom::Y] = -move_p[Geom::Y];
2268 Geom::Matrix move = Geom::Matrix(Geom::Translate(move_p));
2270 GSList *items = g_slist_copy((GSList *) selection->itemList());
2272 items = g_slist_sort(items, (GCompareFunc) sp_object_compare_position);
2274 // bottommost object, after sorting
2275 SPObject *parent = SP_OBJECT_PARENT(items->data);
2277 Geom::Matrix parent_transform(sp_item_i2doc_affine(SP_ITEM(parent)));
2279 // remember the position of the first item
2280 gint pos = SP_OBJECT_REPR(items->data)->position();
2281 (void)pos; // TODO check why this was remembered
2283 // create a list of duplicates
2284 GSList *repr_copies = NULL;
2285 for (GSList *i = items; i != NULL; i = i->next) {
2286 Inkscape::XML::Node *dup = (SP_OBJECT_REPR(i->data))->duplicate(xml_doc);
2287 repr_copies = g_slist_prepend(repr_copies, dup);
2288 }
2290 Geom::Rect bounds(desktop->dt2doc(r->min()), desktop->dt2doc(r->max()));
2292 if (apply) {
2293 // delete objects so that their clones don't get alerted; this object will be restored shortly
2294 for (GSList *i = items; i != NULL; i = i->next) {
2295 SPObject *item = SP_OBJECT(i->data);
2296 item->deleteObject(false);
2297 }
2298 }
2300 // Hack: Temporarily set clone compensation to unmoved, so that we can move clone-originals
2301 // without disturbing clones.
2302 // See ActorAlign::on_button_click() in src/ui/dialog/align-and-distribute.cpp
2303 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
2304 int saved_compensation = prefs->getInt("/options/clonecompensation/value", SP_CLONE_COMPENSATION_UNMOVED);
2305 prefs->setInt("/options/clonecompensation/value", SP_CLONE_COMPENSATION_UNMOVED);
2307 gchar const *mark_id = generate_marker(repr_copies, bounds, doc,
2308 ( Geom::Matrix(Geom::Translate(desktop->dt2doc(
2309 Geom::Point(r->min()[Geom::X],
2310 r->max()[Geom::Y]))))
2311 * parent_transform.inverse() ),
2312 parent_transform * move);
2313 (void)mark_id;
2315 // restore compensation setting
2316 prefs->setInt("/options/clonecompensation/value", saved_compensation);
2319 g_slist_free(items);
2321 sp_document_done(doc, SP_VERB_EDIT_SELECTION_2_MARKER,
2322 _("Objects to marker"));
2323 }
2325 static void sp_selection_to_guides_recursive(SPItem *item, bool deleteitem, bool wholegroups) {
2326 if (SP_IS_GROUP(item) && !SP_IS_BOX3D(item) && !wholegroups) {
2327 for (GSList *i = sp_item_group_item_list(SP_GROUP(item)); i != NULL; i = i->next) {
2328 sp_selection_to_guides_recursive(SP_ITEM(i->data), deleteitem, wholegroups);
2329 }
2330 } else {
2331 sp_item_convert_item_to_guides(item);
2333 if (deleteitem) {
2334 SP_OBJECT(item)->deleteObject(true);
2335 }
2336 }
2337 }
2339 void sp_selection_to_guides(SPDesktop *desktop)
2340 {
2341 if (desktop == NULL)
2342 return;
2344 SPDocument *doc = sp_desktop_document(desktop);
2345 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2346 // we need to copy the list because it gets reset when objects are deleted
2347 GSList *items = g_slist_copy((GSList *) selection->itemList());
2349 if (!items) {
2350 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to convert to guides."));
2351 return;
2352 }
2354 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
2355 bool deleteitem = !prefs->getBool("/tools/cvg_keep_objects", 0);
2356 bool wholegroups = prefs->getBool("/tools/cvg_convert_whole_groups", 0);
2358 for (GSList const *i = items; i != NULL; i = i->next) {
2359 sp_selection_to_guides_recursive(SP_ITEM(i->data), deleteitem, wholegroups);
2360 }
2362 sp_document_done(doc, SP_VERB_EDIT_SELECTION_2_GUIDES, _("Objects to guides"));
2363 }
2365 void
2366 sp_selection_tile(SPDesktop *desktop, bool apply)
2367 {
2368 if (desktop == NULL)
2369 return;
2371 SPDocument *doc = sp_desktop_document(desktop);
2372 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
2374 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2376 // check if something is selected
2377 if (selection->isEmpty()) {
2378 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to convert to pattern."));
2379 return;
2380 }
2382 sp_document_ensure_up_to_date(doc);
2383 Geom::OptRect r = selection->bounds();
2384 if ( !r ) {
2385 return;
2386 }
2388 // calculate the transform to be applied to objects to move them to 0,0
2389 Geom::Point move_p = Geom::Point(0, sp_document_height(doc)) - (r->min() + Geom::Point(0, r->dimensions()[Geom::Y]));
2390 move_p[Geom::Y] = -move_p[Geom::Y];
2391 Geom::Matrix move = Geom::Matrix(Geom::Translate(move_p));
2393 GSList *items = g_slist_copy((GSList *) selection->itemList());
2395 items = g_slist_sort(items, (GCompareFunc) sp_object_compare_position);
2397 // bottommost object, after sorting
2398 SPObject *parent = SP_OBJECT_PARENT(items->data);
2400 Geom::Matrix parent_transform(sp_item_i2doc_affine(SP_ITEM(parent)));
2402 // remember the position of the first item
2403 gint pos = SP_OBJECT_REPR(items->data)->position();
2405 // create a list of duplicates
2406 GSList *repr_copies = NULL;
2407 for (GSList *i = items; i != NULL; i = i->next) {
2408 Inkscape::XML::Node *dup = (SP_OBJECT_REPR(i->data))->duplicate(xml_doc);
2409 repr_copies = g_slist_prepend(repr_copies, dup);
2410 }
2411 // restore the z-order after prepends
2412 repr_copies = g_slist_reverse(repr_copies);
2414 Geom::Rect bounds(desktop->dt2doc(r->min()), desktop->dt2doc(r->max()));
2416 if (apply) {
2417 // delete objects so that their clones don't get alerted; this object will be restored shortly
2418 for (GSList *i = items; i != NULL; i = i->next) {
2419 SPObject *item = SP_OBJECT(i->data);
2420 item->deleteObject(false);
2421 }
2422 }
2424 // Hack: Temporarily set clone compensation to unmoved, so that we can move clone-originals
2425 // without disturbing clones.
2426 // See ActorAlign::on_button_click() in src/ui/dialog/align-and-distribute.cpp
2427 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
2428 int saved_compensation = prefs->getInt("/options/clonecompensation/value", SP_CLONE_COMPENSATION_UNMOVED);
2429 prefs->setInt("/options/clonecompensation/value", SP_CLONE_COMPENSATION_UNMOVED);
2431 gchar const *pat_id = pattern_tile(repr_copies, bounds, doc,
2432 ( Geom::Matrix(Geom::Translate(desktop->dt2doc(Geom::Point(r->min()[Geom::X],
2433 r->max()[Geom::Y]))))
2434 * to_2geom(parent_transform.inverse()) ),
2435 parent_transform * move);
2437 // restore compensation setting
2438 prefs->setInt("/options/clonecompensation/value", saved_compensation);
2440 if (apply) {
2441 Inkscape::XML::Node *rect = xml_doc->createElement("svg:rect");
2442 rect->setAttribute("style", g_strdup_printf("stroke:none;fill:url(#%s)", pat_id));
2444 Geom::Point min = bounds.min() * to_2geom(parent_transform.inverse());
2445 Geom::Point max = bounds.max() * to_2geom(parent_transform.inverse());
2447 sp_repr_set_svg_double(rect, "width", max[Geom::X] - min[Geom::X]);
2448 sp_repr_set_svg_double(rect, "height", max[Geom::Y] - min[Geom::Y]);
2449 sp_repr_set_svg_double(rect, "x", min[Geom::X]);
2450 sp_repr_set_svg_double(rect, "y", min[Geom::Y]);
2452 // restore parent and position
2453 SP_OBJECT_REPR(parent)->appendChild(rect);
2454 rect->setPosition(pos > 0 ? pos : 0);
2455 SPItem *rectangle = (SPItem *) sp_desktop_document(desktop)->getObjectByRepr(rect);
2457 Inkscape::GC::release(rect);
2459 selection->clear();
2460 selection->set(rectangle);
2461 }
2463 g_slist_free(items);
2465 sp_document_done(doc, SP_VERB_EDIT_TILE,
2466 _("Objects to pattern"));
2467 }
2469 void
2470 sp_selection_untile(SPDesktop *desktop)
2471 {
2472 if (desktop == NULL)
2473 return;
2475 SPDocument *doc = sp_desktop_document(desktop);
2476 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
2478 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2480 // check if something is selected
2481 if (selection->isEmpty()) {
2482 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select an <b>object with pattern fill</b> to extract objects from."));
2483 return;
2484 }
2486 GSList *new_select = NULL;
2488 bool did = false;
2490 for (GSList *items = g_slist_copy((GSList *) selection->itemList());
2491 items != NULL;
2492 items = items->next) {
2494 SPItem *item = (SPItem *) items->data;
2496 SPStyle *style = SP_OBJECT_STYLE(item);
2498 if (!style || !style->fill.isPaintserver())
2499 continue;
2501 SPObject *server = SP_OBJECT_STYLE_FILL_SERVER(item);
2503 if (!SP_IS_PATTERN(server))
2504 continue;
2506 did = true;
2508 SPPattern *pattern = pattern_getroot(SP_PATTERN(server));
2510 Geom::Matrix pat_transform = to_2geom(pattern_patternTransform(SP_PATTERN(server)));
2511 pat_transform *= item->transform;
2513 for (SPObject *child = sp_object_first_child(SP_OBJECT(pattern)) ; child != NULL; child = SP_OBJECT_NEXT(child) ) {
2514 Inkscape::XML::Node *copy = SP_OBJECT_REPR(child)->duplicate(xml_doc);
2515 SPItem *i = SP_ITEM(desktop->currentLayer()->appendChildRepr(copy));
2517 // FIXME: relink clones to the new canvas objects
2518 // use SPObject::setid when mental finishes it to steal ids of
2520 // this is needed to make sure the new item has curve (simply requestDisplayUpdate does not work)
2521 sp_document_ensure_up_to_date(doc);
2523 Geom::Matrix transform( i->transform * pat_transform );
2524 sp_item_write_transform(i, SP_OBJECT_REPR(i), transform);
2526 new_select = g_slist_prepend(new_select, i);
2527 }
2529 SPCSSAttr *css = sp_repr_css_attr_new();
2530 sp_repr_css_set_property(css, "fill", "none");
2531 sp_repr_css_change(SP_OBJECT_REPR(item), css, "style");
2532 }
2534 if (!did) {
2535 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("<b>No pattern fills</b> in the selection."));
2536 } else {
2537 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_UNTILE,
2538 _("Pattern to objects"));
2539 selection->setList(new_select);
2540 }
2541 }
2543 void
2544 sp_selection_get_export_hints(Inkscape::Selection *selection, char const **filename, float *xdpi, float *ydpi)
2545 {
2546 if (selection->isEmpty()) {
2547 return;
2548 }
2550 GSList const *reprlst = selection->reprList();
2551 bool filename_search = TRUE;
2552 bool xdpi_search = TRUE;
2553 bool ydpi_search = TRUE;
2555 for (; reprlst != NULL &&
2556 filename_search &&
2557 xdpi_search &&
2558 ydpi_search;
2559 reprlst = reprlst->next) {
2560 gchar const *dpi_string;
2561 Inkscape::XML::Node * repr = (Inkscape::XML::Node *)reprlst->data;
2563 if (filename_search) {
2564 *filename = repr->attribute("inkscape:export-filename");
2565 if (*filename != NULL)
2566 filename_search = FALSE;
2567 }
2569 if (xdpi_search) {
2570 dpi_string = NULL;
2571 dpi_string = repr->attribute("inkscape:export-xdpi");
2572 if (dpi_string != NULL) {
2573 *xdpi = atof(dpi_string);
2574 xdpi_search = FALSE;
2575 }
2576 }
2578 if (ydpi_search) {
2579 dpi_string = NULL;
2580 dpi_string = repr->attribute("inkscape:export-ydpi");
2581 if (dpi_string != NULL) {
2582 *ydpi = atof(dpi_string);
2583 ydpi_search = FALSE;
2584 }
2585 }
2586 }
2587 }
2589 void
2590 sp_document_get_export_hints(SPDocument *doc, char const **filename, float *xdpi, float *ydpi)
2591 {
2592 Inkscape::XML::Node * repr = sp_document_repr_root(doc);
2593 gchar const *dpi_string;
2595 *filename = repr->attribute("inkscape:export-filename");
2597 dpi_string = NULL;
2598 dpi_string = repr->attribute("inkscape:export-xdpi");
2599 if (dpi_string != NULL) {
2600 *xdpi = atof(dpi_string);
2601 }
2603 dpi_string = NULL;
2604 dpi_string = repr->attribute("inkscape:export-ydpi");
2605 if (dpi_string != NULL) {
2606 *ydpi = atof(dpi_string);
2607 }
2608 }
2610 void
2611 sp_selection_create_bitmap_copy(SPDesktop *desktop)
2612 {
2613 if (desktop == NULL)
2614 return;
2616 SPDocument *document = sp_desktop_document(desktop);
2617 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(document);
2619 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2621 // check if something is selected
2622 if (selection->isEmpty()) {
2623 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to make a bitmap copy."));
2624 return;
2625 }
2627 desktop->messageStack()->flash(Inkscape::IMMEDIATE_MESSAGE, _("Rendering bitmap..."));
2628 // set "busy" cursor
2629 desktop->setWaitingCursor();
2631 // Get the bounding box of the selection
2632 NRRect bbox;
2633 sp_document_ensure_up_to_date(document);
2634 selection->bounds(&bbox);
2635 if (NR_RECT_DFLS_TEST_EMPTY(&bbox)) {
2636 desktop->clearWaitingCursor();
2637 return; // exceptional situation, so not bother with a translatable error message, just quit quietly
2638 }
2640 // List of the items to show; all others will be hidden
2641 GSList *items = g_slist_copy((GSList *) selection->itemList());
2643 // Sort items so that the topmost comes last
2644 items = g_slist_sort(items, (GCompareFunc) sp_item_repr_compare_position);
2646 // Generate a random value from the current time (you may create bitmap from the same object(s)
2647 // multiple times, and this is done so that they don't clash)
2648 GTimeVal cu;
2649 g_get_current_time(&cu);
2650 guint current = (int) (cu.tv_sec * 1000000 + cu.tv_usec) % 1024;
2652 // Create the filename.
2653 gchar *const basename = g_strdup_printf("%s-%s-%u.png",
2654 document->name,
2655 SP_OBJECT_REPR(items->data)->attribute("id"),
2656 current);
2657 // Imagemagick is known not to handle spaces in filenames, so we replace anything but letters,
2658 // digits, and a few other chars, with "_"
2659 g_strcanon(basename, "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_.=+~$#@^&!?", '_');
2661 // Build the complete path by adding document base dir, if set, otherwise home dir
2662 gchar * directory = NULL;
2663 if (SP_DOCUMENT_URI(document)) {
2664 directory = g_dirname(SP_DOCUMENT_URI(document));
2665 }
2666 if (directory == NULL) {
2667 directory = homedir_path(NULL);
2668 }
2669 gchar *filepath = g_build_filename(directory, basename, NULL);
2671 //g_print("%s\n", filepath);
2673 // Remember parent and z-order of the topmost one
2674 gint pos = SP_OBJECT_REPR(g_slist_last(items)->data)->position();
2675 SPObject *parent_object = SP_OBJECT_PARENT(g_slist_last(items)->data);
2676 Inkscape::XML::Node *parent = SP_OBJECT_REPR(parent_object);
2678 // Calculate resolution
2679 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
2680 double res;
2681 int const prefs_res = prefs->getInt("/options/createbitmap/resolution", 0);
2682 int const prefs_min = prefs->getInt("/options/createbitmap/minsize", 0);
2683 if (0 < prefs_res) {
2684 // If it's given explicitly in prefs, take it
2685 res = prefs_res;
2686 } else if (0 < prefs_min) {
2687 // If minsize is given, look up minimum bitmap size (default 250 pixels) and calculate resolution from it
2688 res = PX_PER_IN * prefs_min / MIN((bbox.x1 - bbox.x0), (bbox.y1 - bbox.y0));
2689 } else {
2690 float hint_xdpi = 0, hint_ydpi = 0;
2691 char const *hint_filename;
2692 // take resolution hint from the selected objects
2693 sp_selection_get_export_hints(selection, &hint_filename, &hint_xdpi, &hint_ydpi);
2694 if (hint_xdpi != 0) {
2695 res = hint_xdpi;
2696 } else {
2697 // take resolution hint from the document
2698 sp_document_get_export_hints(document, &hint_filename, &hint_xdpi, &hint_ydpi);
2699 if (hint_xdpi != 0) {
2700 res = hint_xdpi;
2701 } else {
2702 // if all else fails, take the default 90 dpi
2703 res = PX_PER_IN;
2704 }
2705 }
2706 }
2708 // The width and height of the bitmap in pixels
2709 unsigned width = (unsigned) floor((bbox.x1 - bbox.x0) * res / PX_PER_IN);
2710 unsigned height =(unsigned) floor((bbox.y1 - bbox.y0) * res / PX_PER_IN);
2712 // Find out if we have to run an external filter
2713 gchar const *run = NULL;
2714 Glib::ustring filter = prefs->getString("/options/createbitmap/filter");
2715 if (!filter.empty()) {
2716 // filter command is given;
2717 // see if we have a parameter to pass to it
2718 Glib::ustring param1 = prefs->getString("/options/createbitmap/filter_param1");
2719 if (!param1.empty()) {
2720 if (param1[param1.length() - 1] == '%') {
2721 // if the param string ends with %, interpret it as a percentage of the image's max dimension
2722 gchar p1[256];
2723 g_ascii_dtostr(p1, 256, ceil(g_ascii_strtod(param1.data(), NULL) * MAX(width, height) / 100));
2724 // the first param is always the image filename, the second is param1
2725 run = g_strdup_printf("%s \"%s\" %s", filter.data(), filepath, p1);
2726 } else {
2727 // otherwise pass the param1 unchanged
2728 run = g_strdup_printf("%s \"%s\" %s", filter.data(), filepath, param1.data());
2729 }
2730 } else {
2731 // run without extra parameter
2732 run = g_strdup_printf("%s \"%s\"", filter.data(), filepath);
2733 }
2734 }
2736 // Calculate the matrix that will be applied to the image so that it exactly overlaps the source objects
2737 Geom::Matrix eek(sp_item_i2d_affine(SP_ITEM(parent_object)));
2738 Geom::Matrix t;
2740 double shift_x = bbox.x0;
2741 double shift_y = bbox.y1;
2742 if (res == PX_PER_IN) { // for default 90 dpi, snap it to pixel grid
2743 shift_x = round(shift_x);
2744 shift_y = -round(-shift_y); // this gets correct rounding despite coordinate inversion, remove the negations when the inversion is gone
2745 }
2746 t = Geom::Scale(1, -1) * Geom::Translate(shift_x, shift_y) * eek.inverse();
2748 // Do the export
2749 sp_export_png_file(document, filepath,
2750 bbox.x0, bbox.y0, bbox.x1, bbox.y1,
2751 width, height, res, res,
2752 (guint32) 0xffffff00,
2753 NULL, NULL,
2754 true, /*bool force_overwrite,*/
2755 items);
2757 g_slist_free(items);
2759 // Run filter, if any
2760 if (run) {
2761 g_print("Running external filter: %s\n", run);
2762 int retval;
2763 retval = system(run);
2764 }
2766 // Import the image back
2767 GdkPixbuf *pb = gdk_pixbuf_new_from_file(filepath, NULL);
2768 if (pb) {
2769 // Create the repr for the image
2770 Inkscape::XML::Node * repr = xml_doc->createElement("svg:image");
2771 {
2772 repr->setAttribute("sodipodi:absref", filepath);
2773 gchar *abs_base = Inkscape::XML::calc_abs_doc_base(document->base);
2774 repr->setAttribute("xlink:href", sp_relative_path_from_path(filepath, abs_base));
2775 g_free(abs_base);
2776 }
2777 if (res == PX_PER_IN) { // for default 90 dpi, snap it to pixel grid
2778 sp_repr_set_svg_double(repr, "width", width);
2779 sp_repr_set_svg_double(repr, "height", height);
2780 } else {
2781 sp_repr_set_svg_double(repr, "width", (bbox.x1 - bbox.x0));
2782 sp_repr_set_svg_double(repr, "height", (bbox.y1 - bbox.y0));
2783 }
2785 // Write transform
2786 gchar *c=sp_svg_transform_write(t);
2787 repr->setAttribute("transform", c);
2788 g_free(c);
2790 // add the new repr to the parent
2791 parent->appendChild(repr);
2793 // move to the saved position
2794 repr->setPosition(pos > 0 ? pos + 1 : 1);
2796 // Set selection to the new image
2797 selection->clear();
2798 selection->add(repr);
2800 // Clean up
2801 Inkscape::GC::release(repr);
2802 gdk_pixbuf_unref(pb);
2804 // Complete undoable transaction
2805 sp_document_done(document, SP_VERB_SELECTION_CREATE_BITMAP,
2806 _("Create bitmap"));
2807 }
2809 desktop->clearWaitingCursor();
2811 g_free(basename);
2812 g_free(filepath);
2813 }
2815 /**
2816 * \brief Creates a mask or clipPath from selection
2817 * Two different modes:
2818 * if applyToLayer, all selection is moved to DEFS as mask/clippath
2819 * and is applied to current layer
2820 * otherwise, topmost object is used as mask for other objects
2821 * If \a apply_clip_path parameter is true, clipPath is created, otherwise mask
2822 *
2823 */
2824 void
2825 sp_selection_set_mask(SPDesktop *desktop, bool apply_clip_path, bool apply_to_layer)
2826 {
2827 if (desktop == NULL)
2828 return;
2830 SPDocument *doc = sp_desktop_document(desktop);
2831 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
2833 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2835 // check if something is selected
2836 bool is_empty = selection->isEmpty();
2837 if ( apply_to_layer && is_empty) {
2838 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to create clippath or mask from."));
2839 return;
2840 } else if (!apply_to_layer && ( is_empty || NULL == selection->itemList()->next )) {
2841 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select mask object and <b>object(s)</b> to apply clippath or mask to."));
2842 return;
2843 }
2845 // FIXME: temporary patch to prevent crash!
2846 // Remove this when bboxes are fixed to not blow up on an item clipped/masked with its own clone
2847 bool clone_with_original = selection_contains_both_clone_and_original(selection);
2848 if (clone_with_original) {
2849 return; // in this version, you cannot clip/mask an object with its own clone
2850 }
2851 // /END FIXME
2853 sp_document_ensure_up_to_date(doc);
2855 GSList *items = g_slist_copy((GSList *) selection->itemList());
2857 items = g_slist_sort(items, (GCompareFunc) sp_object_compare_position);
2859 // create a list of duplicates
2860 GSList *mask_items = NULL;
2861 GSList *apply_to_items = NULL;
2862 GSList *items_to_delete = NULL;
2863 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
2864 bool topmost = prefs->getBool("/options/maskobject/topmost", true);
2865 bool remove_original = prefs->getBool("/options/maskobject/remove", true);
2866 int grouping = prefs->getInt("/options/maskobject/grouping", PREFS_MASKOBJECT_GROUPING_NONE);
2868 if (apply_to_layer) {
2869 // all selected items are used for mask, which is applied to a layer
2870 apply_to_items = g_slist_prepend(apply_to_items, desktop->currentLayer());
2872 for (GSList *i = items; i != NULL; i = i->next) {
2873 Inkscape::XML::Node *dup = (SP_OBJECT_REPR(i->data))->duplicate(xml_doc);
2874 mask_items = g_slist_prepend(mask_items, dup);
2876 if (remove_original) {
2877 SPObject *item = SP_OBJECT(i->data);
2878 items_to_delete = g_slist_prepend(items_to_delete, item);
2879 }
2880 }
2881 } else if (!topmost) {
2882 // topmost item is used as a mask, which is applied to other items in a selection
2883 GSList *i = items;
2884 Inkscape::XML::Node *dup = (SP_OBJECT_REPR(i->data))->duplicate(xml_doc);
2885 mask_items = g_slist_prepend(mask_items, dup);
2887 if (remove_original) {
2888 SPObject *item = SP_OBJECT(i->data);
2889 items_to_delete = g_slist_prepend(items_to_delete, item);
2890 }
2892 for (i = i->next; i != NULL; i = i->next) {
2893 apply_to_items = g_slist_prepend(apply_to_items, i->data);
2894 }
2895 } else {
2896 GSList *i = NULL;
2897 for (i = items; NULL != i->next; i = i->next) {
2898 apply_to_items = g_slist_prepend(apply_to_items, i->data);
2899 }
2901 Inkscape::XML::Node *dup = (SP_OBJECT_REPR(i->data))->duplicate(xml_doc);
2902 mask_items = g_slist_prepend(mask_items, dup);
2904 if (remove_original) {
2905 SPObject *item = SP_OBJECT(i->data);
2906 items_to_delete = g_slist_prepend(items_to_delete, item);
2907 }
2908 }
2910 g_slist_free(items);
2911 items = NULL;
2913 if (apply_to_items && grouping == PREFS_MASKOBJECT_GROUPING_ALL) {
2914 // group all those objects into one group
2915 // and apply mask to that
2916 Inkscape::XML::Node *group = xml_doc->createElement("svg:g");
2918 // make a note we should ungroup this when unsetting mask
2919 group->setAttribute("inkscape:groupmode", "maskhelper");
2921 GSList *reprs_to_group = NULL;
2923 for (GSList *i = apply_to_items ; NULL != i ; i = i->next) {
2924 reprs_to_group = g_slist_prepend(reprs_to_group, SP_OBJECT_REPR(i->data));
2925 selection->remove(SP_OBJECT(i->data));
2926 }
2927 reprs_to_group = g_slist_reverse(reprs_to_group);
2929 sp_selection_group_impl(reprs_to_group, group, xml_doc, doc);
2931 g_slist_free(reprs_to_group);
2933 // apply clip/mask only to newly created group
2934 g_slist_free(apply_to_items);
2935 apply_to_items = NULL;
2936 apply_to_items = g_slist_prepend(apply_to_items, doc->getObjectByRepr(group));
2938 selection->add(group);
2940 Inkscape::GC::release(group);
2941 }
2943 gchar const *attributeName = apply_clip_path ? "clip-path" : "mask";
2944 for (GSList *i = apply_to_items; NULL != i; i = i->next) {
2945 SPItem *item = reinterpret_cast<SPItem *>(i->data);
2946 // inverted object transform should be applied to a mask object,
2947 // as mask is calculated in user space (after applying transform)
2948 Geom::Matrix maskTransform(item->transform.inverse());
2950 GSList *mask_items_dup = NULL;
2951 for (GSList *mask_item = mask_items; NULL != mask_item; mask_item = mask_item->next) {
2952 Inkscape::XML::Node *dup = reinterpret_cast<Inkscape::XML::Node *>(mask_item->data)->duplicate(xml_doc);
2953 mask_items_dup = g_slist_prepend(mask_items_dup, dup);
2954 }
2956 gchar const *mask_id = NULL;
2957 if (apply_clip_path) {
2958 mask_id = sp_clippath_create(mask_items_dup, doc, &maskTransform);
2959 } else {
2960 mask_id = sp_mask_create(mask_items_dup, doc, &maskTransform);
2961 }
2963 g_slist_free(mask_items_dup);
2964 mask_items_dup = NULL;
2966 Inkscape::XML::Node *current = SP_OBJECT_REPR(i->data);
2967 // Node to apply mask to
2968 Inkscape::XML::Node *apply_mask_to = current;
2970 if (grouping == PREFS_MASKOBJECT_GROUPING_SEPARATE) {
2971 // enclose current node in group, and apply crop/mask on that
2972 Inkscape::XML::Node *group = xml_doc->createElement("svg:g");
2973 // make a note we should ungroup this when unsetting mask
2974 group->setAttribute("inkscape:groupmode", "maskhelper");
2976 Inkscape::XML::Node *spnew = current->duplicate(xml_doc);
2977 gint position = current->position();
2978 selection->remove(current);
2979 current->parent()->appendChild(group);
2980 sp_repr_unparent(current);
2981 group->appendChild(spnew);
2982 group->setPosition(position);
2984 // Apply clip/mask to group instead
2985 apply_mask_to = group;
2987 selection->add(group);
2988 Inkscape::GC::release(spnew);
2989 Inkscape::GC::release(group);
2990 }
2992 apply_mask_to->setAttribute(attributeName, g_strdup_printf("url(#%s)", mask_id));
2994 }
2996 g_slist_free(mask_items);
2997 g_slist_free(apply_to_items);
2999 for (GSList *i = items_to_delete; NULL != i; i = i->next) {
3000 SPObject *item = SP_OBJECT(i->data);
3001 item->deleteObject(false);
3002 }
3003 g_slist_free(items_to_delete);
3005 if (apply_clip_path)
3006 sp_document_done(doc, SP_VERB_OBJECT_SET_CLIPPATH, _("Set clipping path"));
3007 else
3008 sp_document_done(doc, SP_VERB_OBJECT_SET_MASK, _("Set mask"));
3009 }
3011 void sp_selection_unset_mask(SPDesktop *desktop, bool apply_clip_path) {
3012 if (desktop == NULL)
3013 return;
3015 SPDocument *doc = sp_desktop_document(desktop);
3016 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
3017 Inkscape::Selection *selection = sp_desktop_selection(desktop);
3019 // check if something is selected
3020 if (selection->isEmpty()) {
3021 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to remove clippath or mask from."));
3022 return;
3023 }
3025 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
3026 bool remove_original = prefs->getBool("/options/maskobject/remove", true);
3027 bool ungroup_masked = prefs->getBool("/options/maskobject/ungrouping", true);
3028 sp_document_ensure_up_to_date(doc);
3030 gchar const *attributeName = apply_clip_path ? "clip-path" : "mask";
3031 std::map<SPObject*,SPItem*> referenced_objects;
3033 GSList *items_to_ungroup = NULL;
3035 // SPObject* refers to a group containing the clipped path or mask itself,
3036 // whereas SPItem* refers to the item being clipped or masked
3037 for (GSList const *i = selection->itemList(); NULL != i; i = i->next) {
3038 if (remove_original) {
3039 // remember referenced mask/clippath, so orphaned masks can be moved back to document
3040 SPItem *item = reinterpret_cast<SPItem *>(i->data);
3041 Inkscape::URIReference *uri_ref = NULL;
3043 if (apply_clip_path) {
3044 uri_ref = item->clip_ref;
3045 } else {
3046 uri_ref = item->mask_ref;
3047 }
3049 // collect distinct mask object (and associate with item to apply transform)
3050 if (NULL != uri_ref && NULL != uri_ref->getObject()) {
3051 referenced_objects[uri_ref->getObject()] = item;
3052 }
3053 }
3055 SP_OBJECT_REPR(i->data)->setAttribute(attributeName, "none");
3057 if (ungroup_masked && SP_IS_GROUP(i->data)) {
3058 // if we had previously enclosed masked object in group,
3059 // add it to list so we can ungroup it later
3060 SPGroup *item = SP_GROUP(i->data);
3062 // ungroup only groups we created when setting clip/mask
3063 if (item->layerMode() == SPGroup::MASK_HELPER) {
3064 items_to_ungroup = g_slist_prepend(items_to_ungroup, item);
3065 }
3067 }
3068 }
3070 // restore mask objects into a document
3071 for ( std::map<SPObject*,SPItem*>::iterator it = referenced_objects.begin() ; it != referenced_objects.end() ; ++it) {
3072 SPObject *obj = (*it).first; // Group containing the clipped paths or masks
3073 GSList *items_to_move = NULL;
3074 for (SPObject *child = sp_object_first_child(obj) ; child != NULL; child = SP_OBJECT_NEXT(child) ) {
3075 // Collect all clipped paths and masks within a single group
3076 Inkscape::XML::Node *copy = SP_OBJECT_REPR(child)->duplicate(xml_doc);
3077 items_to_move = g_slist_prepend(items_to_move, copy);
3078 }
3080 if (!obj->isReferenced()) {
3081 // delete from defs if no other object references this mask
3082 obj->deleteObject(false);
3083 }
3085 // remember parent and position of the item to which the clippath/mask was applied
3086 Inkscape::XML::Node *parent = SP_OBJECT_REPR((*it).second)->parent();
3087 gint pos = SP_OBJECT_REPR((*it).second)->position();
3089 // Iterate through all clipped paths / masks
3090 for (GSList *i = items_to_move; NULL != i; i = i->next) {
3091 Inkscape::XML::Node *repr = (Inkscape::XML::Node *)i->data;
3093 // insert into parent, restore pos
3094 parent->appendChild(repr);
3095 repr->setPosition((pos + 1) > 0 ? (pos + 1) : 0);
3097 SPItem *mask_item = (SPItem *) sp_desktop_document(desktop)->getObjectByRepr(repr);
3098 selection->add(repr);
3100 // transform mask, so it is moved the same spot where mask was applied
3101 Geom::Matrix transform(mask_item->transform);
3102 transform *= (*it).second->transform;
3103 sp_item_write_transform(mask_item, SP_OBJECT_REPR(mask_item), transform);
3104 }
3106 g_slist_free(items_to_move);
3107 }
3109 // ungroup marked groups added when setting mask
3110 for (GSList *i = items_to_ungroup ; NULL != i ; i = i->next) {
3111 selection->remove(SP_GROUP(i->data));
3112 GSList *children = NULL;
3113 sp_item_group_ungroup(SP_GROUP(i->data), &children, false);
3114 selection->addList(children);
3115 g_slist_free(children);
3116 }
3118 g_slist_free(items_to_ungroup);
3120 if (apply_clip_path)
3121 sp_document_done(doc, SP_VERB_OBJECT_UNSET_CLIPPATH, _("Release clipping path"));
3122 else
3123 sp_document_done(doc, SP_VERB_OBJECT_UNSET_MASK, _("Release mask"));
3124 }
3126 /**
3127 * \param with_margins margins defined in the xml under <sodipodi:namedview>
3128 * "fit-margin-..." attributes. See SPDocument::fitToRect.
3129 * \return true if an undoable change should be recorded.
3130 */
3131 bool
3132 fit_canvas_to_selection(SPDesktop *desktop, bool with_margins)
3133 {
3134 g_return_val_if_fail(desktop != NULL, false);
3135 SPDocument *doc = sp_desktop_document(desktop);
3137 g_return_val_if_fail(doc != NULL, false);
3138 g_return_val_if_fail(desktop->selection != NULL, false);
3140 if (desktop->selection->isEmpty()) {
3141 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to fit canvas to."));
3142 return false;
3143 }
3144 Geom::OptRect const bbox(desktop->selection->bounds());
3145 if (bbox) {
3146 doc->fitToRect(*bbox, with_margins);
3147 return true;
3148 } else {
3149 return false;
3150 }
3151 }
3153 /**
3154 * Fit canvas to the bounding box of the selection, as an undoable action.
3155 */
3156 void
3157 verb_fit_canvas_to_selection(SPDesktop *const desktop)
3158 {
3159 if (fit_canvas_to_selection(desktop)) {
3160 sp_document_done(sp_desktop_document(desktop), SP_VERB_FIT_CANVAS_TO_SELECTION,
3161 _("Fit Page to Selection"));
3162 }
3163 }
3165 /**
3166 * \param with_margins margins defined in the xml under <sodipodi:namedview>
3167 * "fit-margin-..." attributes. See SPDocument::fitToRect.
3168 */
3169 bool
3170 fit_canvas_to_drawing(SPDocument *doc, bool with_margins)
3171 {
3172 g_return_val_if_fail(doc != NULL, false);
3174 sp_document_ensure_up_to_date(doc);
3175 SPItem const *const root = SP_ITEM(doc->root);
3176 Geom::OptRect const bbox(root->getBounds(sp_item_i2d_affine(root)));
3177 if (bbox) {
3178 doc->fitToRect(*bbox, with_margins);
3179 return true;
3180 } else {
3181 return false;
3182 }
3183 }
3185 void
3186 verb_fit_canvas_to_drawing(SPDesktop *desktop)
3187 {
3188 if (fit_canvas_to_drawing(sp_desktop_document(desktop))) {
3189 sp_document_done(sp_desktop_document(desktop), SP_VERB_FIT_CANVAS_TO_DRAWING,
3190 _("Fit Page to Drawing"));
3191 }
3192 }
3194 /**
3195 * Fits canvas to selection or drawing with margins from <sodipodi:namedview>
3196 * "fit-margin-..." attributes. See SPDocument::fitToRect and
3197 * ui/dialog/page-sizer.
3198 */
3199 void fit_canvas_to_selection_or_drawing(SPDesktop *desktop) {
3200 g_return_if_fail(desktop != NULL);
3201 SPDocument *doc = sp_desktop_document(desktop);
3203 g_return_if_fail(doc != NULL);
3204 g_return_if_fail(desktop->selection != NULL);
3206 bool const changed = ( desktop->selection->isEmpty()
3207 ? fit_canvas_to_drawing(doc, true)
3208 : fit_canvas_to_selection(desktop, true) );
3209 if (changed) {
3210 sp_document_done(sp_desktop_document(desktop), SP_VERB_FIT_CANVAS_TO_SELECTION_OR_DRAWING,
3211 _("Fit Page to Selection or Drawing"));
3212 }
3213 };
3215 static void itemtree_map(void (*f)(SPItem *, SPDesktop *), SPObject *root, SPDesktop *desktop) {
3216 // don't operate on layers
3217 if (SP_IS_ITEM(root) && !desktop->isLayer(SP_ITEM(root))) {
3218 f(SP_ITEM(root), desktop);
3219 }
3220 for ( SPObject::SiblingIterator iter = root->firstChild() ; iter ; ++iter ) {
3221 //don't recurse into locked layers
3222 if (!(SP_IS_ITEM(&*iter) && desktop->isLayer(SP_ITEM(&*iter)) && SP_ITEM(&*iter)->isLocked())) {
3223 itemtree_map(f, iter, desktop);
3224 }
3225 }
3226 }
3228 static void unlock(SPItem *item, SPDesktop */*desktop*/) {
3229 if (item->isLocked()) {
3230 item->setLocked(FALSE);
3231 }
3232 }
3234 static void unhide(SPItem *item, SPDesktop *desktop) {
3235 if (desktop->itemIsHidden(item)) {
3236 item->setExplicitlyHidden(FALSE);
3237 }
3238 }
3240 static void process_all(void (*f)(SPItem *, SPDesktop *), SPDesktop *dt, bool layer_only) {
3241 if (!dt) return;
3243 SPObject *root;
3244 if (layer_only) {
3245 root = dt->currentLayer();
3246 } else {
3247 root = dt->currentRoot();
3248 }
3250 itemtree_map(f, root, dt);
3251 }
3253 void unlock_all(SPDesktop *dt) {
3254 process_all(&unlock, dt, true);
3255 }
3257 void unlock_all_in_all_layers(SPDesktop *dt) {
3258 process_all(&unlock, dt, false);
3259 }
3261 void unhide_all(SPDesktop *dt) {
3262 process_all(&unhide, dt, true);
3263 }
3265 void unhide_all_in_all_layers(SPDesktop *dt) {
3266 process_all(&unhide, dt, false);
3267 }
3270 /*
3271 Local Variables:
3272 mode:c++
3273 c-file-style:"stroustrup"
3274 c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
3275 indent-tabs-mode:nil
3276 fill-column:99
3277 End:
3278 */
3279 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :