1 #define __SP_SELECTION_CHEMISTRY_C__
3 /*
4 * Miscellanous operations on selected items
5 *
6 * Authors:
7 * Lauris Kaplinski <lauris@kaplinski.com>
8 * Frank Felfe <innerspace@iname.com>
9 * MenTaLguY <mental@rydia.net>
10 * bulia byak <buliabyak@users.sf.net>
11 * Andrius R. <knutux@gmail.com>
12 *
13 * Copyright (C) 1999-2006 authors
14 * Copyright (C) 2001-2002 Ximian, Inc.
15 *
16 * Released under GNU GPL, read the file 'COPYING' for more information
17 */
19 #ifdef HAVE_CONFIG_H
20 # include "config.h"
21 #endif
23 #include <gtkmm/clipboard.h>
25 #include "svg/svg.h"
26 #include "inkscape.h"
27 #include "desktop.h"
28 #include "desktop-style.h"
29 #include "selection.h"
30 #include "tools-switch.h"
31 #include "desktop-handles.h"
32 #include "message-stack.h"
33 #include "sp-item-transform.h"
34 #include "marker.h"
35 #include "sp-use.h"
36 #include "sp-textpath.h"
37 #include "sp-tspan.h"
38 #include "sp-tref.h"
39 #include "sp-flowtext.h"
40 #include "sp-flowregion.h"
41 #include "text-editing.h"
42 #include "text-context.h"
43 #include "connector-context.h"
44 #include "sp-path.h"
45 #include "sp-conn-end.h"
46 #include "dropper-context.h"
47 #include <glibmm/i18n.h>
48 #include "libnr/nr-matrix-rotate-ops.h"
49 #include "libnr/nr-matrix-translate-ops.h"
50 #include "libnr/nr-rotate-fns.h"
51 #include "libnr/nr-scale-ops.h"
52 #include "libnr/nr-scale-translate-ops.h"
53 #include "libnr/nr-translate-matrix-ops.h"
54 #include "libnr/nr-translate-scale-ops.h"
55 #include "xml/repr.h"
56 #include "style.h"
57 #include "document-private.h"
58 #include "sp-gradient.h"
59 #include "sp-gradient-reference.h"
60 #include "sp-linear-gradient-fns.h"
61 #include "sp-pattern.h"
62 #include "sp-radial-gradient-fns.h"
63 #include "sp-namedview.h"
64 #include "prefs-utils.h"
65 #include "sp-offset.h"
66 #include "sp-clippath.h"
67 #include "sp-mask.h"
68 #include "file.h"
69 #include "helper/png-write.h"
70 #include "layer-fns.h"
71 #include "context-fns.h"
72 #include <map>
73 #include "helper/units.h"
74 #include "sp-item.h"
75 #include "unit-constants.h"
76 #include "xml/simple-document.h"
77 #include "sp-filter-reference.h"
78 #include "gradient-drag.h"
79 #include "uri-references.h"
80 #include "live_effects/lpeobject.h"
82 using NR::X;
83 using NR::Y;
85 #include "selection-chemistry.h"
87 /* fixme: find a better place */
88 Inkscape::XML::Document *clipboard_document = NULL;
89 GSList *clipboard = NULL;
90 GSList *defs_clipboard = NULL;
91 SPCSSAttr *style_clipboard = NULL;
92 NR::Maybe<NR::Rect> size_clipboard;
94 static void sp_copy_stuff_used_by_item(GSList **defs_clip, SPItem *item, GSList const *items, Inkscape::XML::Document* xml_doc);
96 /**
97 * Copies repr and its inherited css style elements, along with the accumulated transform 'full_t',
98 * then prepends the copy to 'clip'.
99 */
100 void sp_selection_copy_one (Inkscape::XML::Node *repr, NR::Matrix full_t, GSList **clip, Inkscape::XML::Document* xml_doc)
101 {
102 Inkscape::XML::Node *copy = repr->duplicate(xml_doc);
104 // copy complete inherited style
105 SPCSSAttr *css = sp_repr_css_attr_inherited(repr, "style");
106 sp_repr_css_set(copy, css, "style");
107 sp_repr_css_attr_unref(css);
109 // write the complete accumulated transform passed to us
110 // (we're dealing with unattached repr, so we write to its attr
111 // instead of using sp_item_set_transform)
112 gchar *affinestr=sp_svg_transform_write(full_t);
113 copy->setAttribute("transform", affinestr);
114 g_free(affinestr);
116 *clip = g_slist_prepend(*clip, copy);
117 }
119 void sp_selection_copy_impl (GSList const *items, GSList **clip, GSList **defs_clip, SPCSSAttr **style_clip, Inkscape::XML::Document* xml_doc)
120 {
122 // Copy stuff referenced by all items to defs_clip:
123 if (defs_clip) {
124 for (GSList *i = (GSList *) items; i != NULL; i = i->next) {
125 sp_copy_stuff_used_by_item (defs_clip, SP_ITEM (i->data), items, xml_doc);
126 }
127 *defs_clip = g_slist_reverse(*defs_clip);
128 }
130 // Store style:
131 if (style_clip) {
132 SPItem *item = SP_ITEM (items->data); // take from the first selected item
133 *style_clip = take_style_from_item (item);
134 }
136 if (clip) {
137 // Sort items:
138 GSList *sorted_items = g_slist_copy ((GSList *) items);
139 sorted_items = g_slist_sort((GSList *) sorted_items, (GCompareFunc) sp_object_compare_position);
141 // Copy item reprs:
142 for (GSList *i = (GSList *) sorted_items; i != NULL; i = i->next) {
143 sp_selection_copy_one (SP_OBJECT_REPR (i->data), sp_item_i2doc_affine(SP_ITEM (i->data)), clip, xml_doc);
144 }
146 *clip = g_slist_reverse(*clip);
147 g_slist_free ((GSList *) sorted_items);
148 }
149 }
151 /**
152 * Add gradients/patterns/markers referenced by copied objects to defs.
153 * Iterates through 'defs_clip', and for each item it adds the data
154 * repr into the global defs.
155 */
156 void
157 paste_defs (GSList **defs_clip, SPDocument *doc)
158 {
159 if (!defs_clip)
160 return;
162 for (GSList *gl = *defs_clip; gl != NULL; gl = gl->next) {
163 SPDefs *defs= (SPDefs *) SP_DOCUMENT_DEFS(doc);
164 Inkscape::XML::Node *repr = (Inkscape::XML::Node *) gl->data;
165 gchar const *id = repr->attribute("id");
166 if (!id || !doc->getObjectById(id)) {
167 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
168 Inkscape::XML::Node *copy = repr->duplicate(xml_doc);
169 SP_OBJECT_REPR(defs)->addChild(copy, NULL);
170 Inkscape::GC::release(copy);
171 }
172 }
173 }
175 GSList *sp_selection_paste_impl (SPDocument *doc, SPObject *parent, GSList **clip, GSList **defs_clip)
176 {
177 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
178 paste_defs (defs_clip, doc);
180 GSList *copied = NULL;
181 // add objects to document
182 for (GSList *l = *clip; l != NULL; l = l->next) {
183 Inkscape::XML::Node *repr = (Inkscape::XML::Node *) l->data;
184 Inkscape::XML::Node *copy = repr->duplicate(xml_doc);
186 // premultiply the item transform by the accumulated parent transform in the paste layer
187 NR::Matrix local = sp_item_i2doc_affine(SP_ITEM(parent));
188 if (!local.test_identity()) {
189 gchar const *t_str = copy->attribute("transform");
190 NR::Matrix item_t (NR::identity());
191 if (t_str)
192 sp_svg_transform_read(t_str, &item_t);
193 item_t *= local.inverse();
194 // (we're dealing with unattached repr, so we write to its attr instead of using sp_item_set_transform)
195 gchar *affinestr=sp_svg_transform_write(item_t);
196 copy->setAttribute("transform", affinestr);
197 g_free(affinestr);
198 }
200 parent->appendChildRepr(copy);
201 copied = g_slist_prepend(copied, copy);
202 Inkscape::GC::release(copy);
203 }
204 return copied;
205 }
207 void sp_selection_delete_impl(GSList const *items, bool propagate = true, bool propagate_descendants = true)
208 {
209 for (GSList const *i = items ; i ; i = i->next ) {
210 sp_object_ref((SPObject *)i->data, NULL);
211 }
212 for (GSList const *i = items; i != NULL; i = i->next) {
213 SPItem *item = (SPItem *) i->data;
214 SP_OBJECT(item)->deleteObject(propagate, propagate_descendants);
215 sp_object_unref((SPObject *)item, NULL);
216 }
217 }
220 void sp_selection_delete()
221 {
222 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
223 if (desktop == NULL) {
224 return;
225 }
227 if (tools_isactive (desktop, TOOLS_TEXT))
228 if (sp_text_delete_selection(desktop->event_context)) {
229 sp_document_done(sp_desktop_document(desktop), SP_VERB_CONTEXT_TEXT,
230 _("Delete text"));
231 return;
232 }
234 Inkscape::Selection *selection = sp_desktop_selection(desktop);
236 // check if something is selected
237 if (selection->isEmpty()) {
238 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("<b>Nothing</b> was deleted."));
239 return;
240 }
242 GSList const *selected = g_slist_copy(const_cast<GSList *>(selection->itemList()));
243 selection->clear();
244 sp_selection_delete_impl (selected);
245 g_slist_free ((GSList *) selected);
247 /* a tool may have set up private information in it's selection context
248 * that depends on desktop items. I think the only sane way to deal with
249 * this currently is to reset the current tool, which will reset it's
250 * associated selection context. For example: deleting an object
251 * while moving it around the canvas.
252 */
253 tools_switch ( desktop, tools_active ( desktop ) );
255 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_DELETE,
256 _("Delete"));
257 }
259 /* fixme: sequencing */
260 void sp_selection_duplicate()
261 {
262 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
263 if (desktop == NULL)
264 return;
266 Inkscape::XML::Document* xml_doc = sp_document_repr_doc(desktop->doc());
267 Inkscape::Selection *selection = sp_desktop_selection(desktop);
269 // check if something is selected
270 if (selection->isEmpty()) {
271 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to duplicate."));
272 return;
273 }
275 GSList *reprs = g_slist_copy((GSList *) selection->reprList());
277 selection->clear();
279 // sorting items from different parents sorts each parent's subset without possibly mixing them, just what we need
280 reprs = g_slist_sort(reprs, (GCompareFunc) sp_repr_compare_position);
282 GSList *newsel = NULL;
284 while (reprs) {
285 Inkscape::XML::Node *parent = ((Inkscape::XML::Node *) reprs->data)->parent();
286 Inkscape::XML::Node *copy = ((Inkscape::XML::Node *) reprs->data)->duplicate(xml_doc);
288 parent->appendChild(copy);
290 newsel = g_slist_prepend(newsel, copy);
291 reprs = g_slist_remove(reprs, reprs->data);
292 Inkscape::GC::release(copy);
293 }
295 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_DUPLICATE,
296 _("Duplicate"));
298 selection->setReprList(newsel);
300 g_slist_free(newsel);
301 }
303 void sp_edit_clear_all()
304 {
305 SPDesktop *dt = SP_ACTIVE_DESKTOP;
306 if (!dt)
307 return;
309 SPDocument *doc = sp_desktop_document(dt);
310 sp_desktop_selection(dt)->clear();
312 g_return_if_fail(SP_IS_GROUP(dt->currentLayer()));
313 GSList *items = sp_item_group_item_list(SP_GROUP(dt->currentLayer()));
315 while (items) {
316 SP_OBJECT (items->data)->deleteObject();
317 items = g_slist_remove(items, items->data);
318 }
320 sp_document_done(doc, SP_VERB_EDIT_CLEAR_ALL,
321 _("Delete all"));
322 }
324 GSList *
325 get_all_items (GSList *list, SPObject *from, SPDesktop *desktop, bool onlyvisible, bool onlysensitive, GSList const *exclude)
326 {
327 for (SPObject *child = sp_object_first_child(SP_OBJECT(from)) ; child != NULL; child = SP_OBJECT_NEXT(child) ) {
328 if (SP_IS_ITEM(child) &&
329 !desktop->isLayer(SP_ITEM(child)) &&
330 (!onlysensitive || !SP_ITEM(child)->isLocked()) &&
331 (!onlyvisible || !desktop->itemIsHidden(SP_ITEM(child))) &&
332 (!exclude || !g_slist_find ((GSList *) exclude, child))
333 )
334 {
335 list = g_slist_prepend (list, SP_ITEM(child));
336 }
338 if (SP_IS_ITEM(child) && desktop->isLayer(SP_ITEM(child))) {
339 list = get_all_items (list, child, desktop, onlyvisible, onlysensitive, exclude);
340 }
341 }
343 return list;
344 }
346 void sp_edit_select_all_full (bool force_all_layers, bool invert)
347 {
348 SPDesktop *dt = SP_ACTIVE_DESKTOP;
349 if (!dt)
350 return;
352 Inkscape::Selection *selection = sp_desktop_selection(dt);
354 g_return_if_fail(SP_IS_GROUP(dt->currentLayer()));
356 PrefsSelectionContext inlayer = (PrefsSelectionContext)prefs_get_int_attribute ("options.kbselection", "inlayer", PREFS_SELECTION_LAYER);
357 bool onlyvisible = prefs_get_int_attribute ("options.kbselection", "onlyvisible", 1);
358 bool onlysensitive = prefs_get_int_attribute ("options.kbselection", "onlysensitive", 1);
360 GSList *items = NULL;
362 GSList const *exclude = NULL;
363 if (invert) {
364 exclude = selection->itemList();
365 }
367 if (force_all_layers)
368 inlayer = PREFS_SELECTION_ALL;
370 switch (inlayer) {
371 case PREFS_SELECTION_LAYER: {
372 if ( (onlysensitive && SP_ITEM(dt->currentLayer())->isLocked()) ||
373 (onlyvisible && dt->itemIsHidden(SP_ITEM(dt->currentLayer()))) )
374 return;
376 GSList *all_items = sp_item_group_item_list(SP_GROUP(dt->currentLayer()));
378 for (GSList *i = all_items; i; i = i->next) {
379 SPItem *item = SP_ITEM (i->data);
381 if (item && (!onlysensitive || !item->isLocked())) {
382 if (!onlyvisible || !dt->itemIsHidden(item)) {
383 if (!dt->isLayer(item)) {
384 if (!invert || !g_slist_find ((GSList *) exclude, item)) {
385 items = g_slist_prepend (items, item); // leave it in the list
386 }
387 }
388 }
389 }
390 }
392 g_slist_free (all_items);
393 break;
394 }
395 case PREFS_SELECTION_LAYER_RECURSIVE: {
396 items = get_all_items (NULL, dt->currentLayer(), dt, onlyvisible, onlysensitive, exclude);
397 break;
398 }
399 default: {
400 items = get_all_items (NULL, dt->currentRoot(), dt, onlyvisible, onlysensitive, exclude);
401 break;
402 }
403 }
405 selection->setList (items);
407 if (items) {
408 g_slist_free (items);
409 }
410 }
412 void sp_edit_select_all ()
413 {
414 sp_edit_select_all_full (false, false);
415 }
417 void sp_edit_select_all_in_all_layers ()
418 {
419 sp_edit_select_all_full (true, false);
420 }
422 void sp_edit_invert ()
423 {
424 sp_edit_select_all_full (false, true);
425 }
427 void sp_edit_invert_in_all_layers ()
428 {
429 sp_edit_select_all_full (true, true);
430 }
432 void sp_selection_group()
433 {
434 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
435 if (desktop == NULL)
436 return;
438 SPDocument *doc = sp_desktop_document (desktop);
439 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
441 Inkscape::Selection *selection = sp_desktop_selection(desktop);
443 // Check if something is selected.
444 if (selection->isEmpty()) {
445 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>some objects</b> to group."));
446 return;
447 }
449 GSList const *l = (GSList *) selection->reprList();
451 GSList *p = g_slist_copy((GSList *) l);
453 selection->clear();
455 p = g_slist_sort(p, (GCompareFunc) sp_repr_compare_position);
457 // Remember the position and parent of the topmost object.
458 gint topmost = ((Inkscape::XML::Node *) g_slist_last(p)->data)->position();
459 Inkscape::XML::Node *topmost_parent = ((Inkscape::XML::Node *) g_slist_last(p)->data)->parent();
461 Inkscape::XML::Node *group = xml_doc->createElement("svg:g");
463 while (p) {
464 Inkscape::XML::Node *current = (Inkscape::XML::Node *) p->data;
466 if (current->parent() == topmost_parent) {
467 Inkscape::XML::Node *spnew = current->duplicate(xml_doc);
468 sp_repr_unparent(current);
469 group->appendChild(spnew);
470 Inkscape::GC::release(spnew);
471 topmost --; // only reduce count for those items deleted from topmost_parent
472 } else { // move it to topmost_parent first
473 GSList *temp_clip = NULL;
475 // At this point, current may already have no item, due to its being a clone whose original is already moved away
476 // So we copy it artificially calculating the transform from its repr->attr("transform") and the parent transform
477 gchar const *t_str = current->attribute("transform");
478 NR::Matrix item_t (NR::identity());
479 if (t_str)
480 sp_svg_transform_read(t_str, &item_t);
481 item_t *= sp_item_i2doc_affine(SP_ITEM(doc->getObjectByRepr(current->parent())));
482 //FIXME: when moving both clone and original from a transformed group (either by
483 //grouping into another parent, or by cut/paste) the transform from the original's
484 //parent becomes embedded into original itself, and this affects its clones. Fix
485 //this by remembering the transform diffs we write to each item into an array and
486 //then, if this is clone, looking up its original in that array and pre-multiplying
487 //it by the inverse of that original's transform diff.
489 sp_selection_copy_one (current, item_t, &temp_clip, xml_doc);
490 sp_repr_unparent(current);
492 // paste into topmost_parent (temporarily)
493 GSList *copied = sp_selection_paste_impl (doc, doc->getObjectByRepr(topmost_parent), &temp_clip, NULL);
494 if (temp_clip) g_slist_free (temp_clip);
495 if (copied) { // if success,
496 // take pasted object (now in topmost_parent)
497 Inkscape::XML::Node *in_topmost = (Inkscape::XML::Node *) copied->data;
498 // make a copy
499 Inkscape::XML::Node *spnew = in_topmost->duplicate(xml_doc);
500 // remove pasted
501 sp_repr_unparent(in_topmost);
502 // put its copy into group
503 group->appendChild(spnew);
504 Inkscape::GC::release(spnew);
505 g_slist_free (copied);
506 }
507 }
508 p = g_slist_remove(p, current);
509 }
511 // Add the new group to the topmost members' parent
512 topmost_parent->appendChild(group);
514 // Move to the position of the topmost, reduced by the number of items deleted from topmost_parent
515 group->setPosition(topmost + 1);
517 sp_document_done(sp_desktop_document(desktop), SP_VERB_SELECTION_GROUP,
518 _("Group"));
520 selection->set(group);
521 Inkscape::GC::release(group);
522 }
524 void sp_selection_ungroup()
525 {
526 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
527 if (desktop == NULL)
528 return;
530 Inkscape::Selection *selection = sp_desktop_selection(desktop);
532 if (selection->isEmpty()) {
533 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select a <b>group</b> to ungroup."));
534 return;
535 }
537 GSList *items = g_slist_copy((GSList *) selection->itemList());
538 selection->clear();
540 // Get a copy of current selection.
541 GSList *new_select = NULL;
542 bool ungrouped = false;
543 for (GSList *i = items;
544 i != NULL;
545 i = i->next)
546 {
547 SPItem *group = (SPItem *) i->data;
549 // when ungrouping cloned groups with their originals, some objects that were selected may no more exist due to unlinking
550 if (!SP_IS_OBJECT(group)) {
551 continue;
552 }
554 /* We do not allow ungrouping <svg> etc. (lauris) */
555 if (strcmp(SP_OBJECT_REPR(group)->name(), "svg:g") && strcmp(SP_OBJECT_REPR(group)->name(), "svg:switch")) {
556 // keep the non-group item in the new selection
557 selection->add(group);
558 continue;
559 }
561 GSList *children = NULL;
562 /* This is not strictly required, but is nicer to rely on group ::destroy (lauris) */
563 sp_item_group_ungroup(SP_GROUP(group), &children, false);
564 ungrouped = true;
565 // Add ungrouped items to the new selection.
566 new_select = g_slist_concat(new_select, children);
567 }
569 if (new_select) { // Set new selection.
570 selection->addList(new_select);
571 g_slist_free(new_select);
572 }
573 if (!ungrouped) {
574 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("<b>No groups</b> to ungroup in the selection."));
575 }
577 g_slist_free(items);
579 sp_document_done(sp_desktop_document(desktop), SP_VERB_SELECTION_UNGROUP,
580 _("Ungroup"));
581 }
583 static SPGroup *
584 sp_item_list_common_parent_group(GSList const *items)
585 {
586 if (!items) {
587 return NULL;
588 }
589 SPObject *parent = SP_OBJECT_PARENT(items->data);
590 /* Strictly speaking this CAN happen, if user selects <svg> from Inkscape::XML editor */
591 if (!SP_IS_GROUP(parent)) {
592 return NULL;
593 }
594 for (items = items->next; items; items = items->next) {
595 if (SP_OBJECT_PARENT(items->data) != parent) {
596 return NULL;
597 }
598 }
600 return SP_GROUP(parent);
601 }
603 /** Finds out the minimum common bbox of the selected items. */
604 static NR::Maybe<NR::Rect>
605 enclose_items(GSList const *items)
606 {
607 g_assert(items != NULL);
609 NR::Maybe<NR::Rect> r = NR::Nothing();
610 for (GSList const *i = items; i; i = i->next) {
611 r = NR::union_bounds(r, sp_item_bbox_desktop((SPItem *) i->data));
612 }
613 return r;
614 }
616 SPObject *
617 prev_sibling(SPObject *child)
618 {
619 SPObject *parent = SP_OBJECT_PARENT(child);
620 if (!SP_IS_GROUP(parent)) {
621 return NULL;
622 }
623 for ( SPObject *i = sp_object_first_child(parent) ; i; i = SP_OBJECT_NEXT(i) ) {
624 if (i->next == child)
625 return i;
626 }
627 return NULL;
628 }
630 void
631 sp_selection_raise()
632 {
633 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
634 if (!desktop)
635 return;
637 Inkscape::Selection *selection = sp_desktop_selection(desktop);
639 GSList const *items = (GSList *) selection->itemList();
640 if (!items) {
641 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to raise."));
642 return;
643 }
645 SPGroup const *group = sp_item_list_common_parent_group(items);
646 if (!group) {
647 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("You cannot raise/lower objects from <b>different groups</b> or <b>layers</b>."));
648 return;
649 }
651 Inkscape::XML::Node *grepr = SP_OBJECT_REPR(group);
653 /* Construct reverse-ordered list of selected children. */
654 GSList *rev = g_slist_copy((GSList *) items);
655 rev = g_slist_sort(rev, (GCompareFunc) sp_item_repr_compare_position);
657 // Determine the common bbox of the selected items.
658 NR::Maybe<NR::Rect> selected = enclose_items(items);
660 // Iterate over all objects in the selection (starting from top).
661 if (selected) {
662 while (rev) {
663 SPObject *child = SP_OBJECT(rev->data);
664 // for each selected object, find the next sibling
665 for (SPObject *newref = child->next; newref; newref = newref->next) {
666 // if the sibling is an item AND overlaps our selection,
667 if (SP_IS_ITEM(newref)) {
668 NR::Maybe<NR::Rect> newref_bbox = sp_item_bbox_desktop(SP_ITEM(newref));
669 if ( newref_bbox && selected->intersects(*newref_bbox) ) {
670 // AND if it's not one of our selected objects,
671 if (!g_slist_find((GSList *) items, newref)) {
672 // move the selected object after that sibling
673 grepr->changeOrder(SP_OBJECT_REPR(child), SP_OBJECT_REPR(newref));
674 }
675 break;
676 }
677 }
678 }
679 rev = g_slist_remove(rev, child);
680 }
681 } else {
682 g_slist_free(rev);
683 }
685 sp_document_done(sp_desktop_document(desktop), SP_VERB_SELECTION_RAISE,
686 _("Raise"));
687 }
689 void sp_selection_raise_to_top()
690 {
691 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
692 if (desktop == NULL)
693 return;
695 SPDocument *document = sp_desktop_document(desktop);
696 Inkscape::Selection *selection = sp_desktop_selection(desktop);
698 if (selection->isEmpty()) {
699 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to raise to top."));
700 return;
701 }
703 GSList const *items = (GSList *) selection->itemList();
705 SPGroup const *group = sp_item_list_common_parent_group(items);
706 if (!group) {
707 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("You cannot raise/lower objects from <b>different groups</b> or <b>layers</b>."));
708 return;
709 }
711 GSList *rl = g_slist_copy((GSList *) selection->reprList());
712 rl = g_slist_sort(rl, (GCompareFunc) sp_repr_compare_position);
714 for (GSList *l = rl; l != NULL; l = l->next) {
715 Inkscape::XML::Node *repr = (Inkscape::XML::Node *) l->data;
716 repr->setPosition(-1);
717 }
719 g_slist_free(rl);
721 sp_document_done(document, SP_VERB_SELECTION_TO_FRONT,
722 _("Raise to top"));
723 }
725 void
726 sp_selection_lower()
727 {
728 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
729 if (desktop == NULL)
730 return;
732 Inkscape::Selection *selection = sp_desktop_selection(desktop);
734 GSList const *items = (GSList *) selection->itemList();
735 if (!items) {
736 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to lower."));
737 return;
738 }
740 SPGroup const *group = sp_item_list_common_parent_group(items);
741 if (!group) {
742 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("You cannot raise/lower objects from <b>different groups</b> or <b>layers</b>."));
743 return;
744 }
746 Inkscape::XML::Node *grepr = SP_OBJECT_REPR(group);
748 // Determine the common bbox of the selected items.
749 NR::Maybe<NR::Rect> selected = enclose_items(items);
751 /* Construct direct-ordered list of selected children. */
752 GSList *rev = g_slist_copy((GSList *) items);
753 rev = g_slist_sort(rev, (GCompareFunc) sp_item_repr_compare_position);
754 rev = g_slist_reverse(rev);
756 // Iterate over all objects in the selection (starting from top).
757 if (selected) {
758 while (rev) {
759 SPObject *child = SP_OBJECT(rev->data);
760 // for each selected object, find the prev sibling
761 for (SPObject *newref = prev_sibling(child); newref; newref = prev_sibling(newref)) {
762 // if the sibling is an item AND overlaps our selection,
763 if (SP_IS_ITEM(newref)) {
764 NR::Maybe<NR::Rect> ref_bbox = sp_item_bbox_desktop(SP_ITEM(newref));
765 if ( ref_bbox && selected->intersects(*ref_bbox) ) {
766 // AND if it's not one of our selected objects,
767 if (!g_slist_find((GSList *) items, newref)) {
768 // move the selected object before that sibling
769 SPObject *put_after = prev_sibling(newref);
770 if (put_after)
771 grepr->changeOrder(SP_OBJECT_REPR(child), SP_OBJECT_REPR(put_after));
772 else
773 SP_OBJECT_REPR(child)->setPosition(0);
774 }
775 break;
776 }
777 }
778 }
779 rev = g_slist_remove(rev, child);
780 }
781 } else {
782 g_slist_free(rev);
783 }
785 sp_document_done(sp_desktop_document(desktop), SP_VERB_SELECTION_LOWER,
786 _("Lower"));
787 }
789 void sp_selection_lower_to_bottom()
790 {
791 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
792 if (desktop == NULL)
793 return;
795 SPDocument *document = sp_desktop_document(desktop);
796 Inkscape::Selection *selection = sp_desktop_selection(desktop);
798 if (selection->isEmpty()) {
799 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to lower to bottom."));
800 return;
801 }
803 GSList const *items = (GSList *) selection->itemList();
805 SPGroup const *group = sp_item_list_common_parent_group(items);
806 if (!group) {
807 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("You cannot raise/lower objects from <b>different groups</b> or <b>layers</b>."));
808 return;
809 }
811 GSList *rl;
812 rl = g_slist_copy((GSList *) selection->reprList());
813 rl = g_slist_sort(rl, (GCompareFunc) sp_repr_compare_position);
814 rl = g_slist_reverse(rl);
816 for (GSList *l = rl; l != NULL; l = l->next) {
817 gint minpos;
818 SPObject *pp, *pc;
819 Inkscape::XML::Node *repr = (Inkscape::XML::Node *) l->data;
820 pp = document->getObjectByRepr(sp_repr_parent(repr));
821 minpos = 0;
822 g_assert(SP_IS_GROUP(pp));
823 pc = sp_object_first_child(pp);
824 while (!SP_IS_ITEM(pc)) {
825 minpos += 1;
826 pc = pc->next;
827 }
828 repr->setPosition(minpos);
829 }
831 g_slist_free(rl);
833 sp_document_done(document, SP_VERB_SELECTION_TO_BACK,
834 _("Lower to bottom"));
835 }
837 void
838 sp_undo(SPDesktop *desktop, SPDocument *)
839 {
840 if (!sp_document_undo(sp_desktop_document(desktop)))
841 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Nothing to undo."));
842 }
844 void
845 sp_redo(SPDesktop *desktop, SPDocument *)
846 {
847 if (!sp_document_redo(sp_desktop_document(desktop)))
848 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Nothing to redo."));
849 }
851 void sp_selection_cut()
852 {
853 sp_selection_copy();
854 sp_selection_delete();
855 }
857 void sp_copy_gradient (GSList **defs_clip, SPGradient *gradient, Inkscape::XML::Document* xml_doc)
858 {
859 SPGradient *ref = gradient;
861 while (ref) {
862 // climb up the refs, copying each one in the chain
863 Inkscape::XML::Node *grad_repr = SP_OBJECT_REPR(ref)->duplicate(xml_doc);
864 *defs_clip = g_slist_prepend (*defs_clip, grad_repr);
866 ref = ref->ref->getObject();
867 }
868 }
870 void sp_copy_pattern (GSList **defs_clip, SPPattern *pattern, Inkscape::XML::Document* xml_doc)
871 {
872 SPPattern *ref = pattern;
874 while (ref) {
875 // climb up the refs, copying each one in the chain
876 Inkscape::XML::Node *pattern_repr = SP_OBJECT_REPR(ref)->duplicate(xml_doc);
877 *defs_clip = g_slist_prepend (*defs_clip, pattern_repr);
879 // items in the pattern may also use gradients and other patterns, so we need to recurse here as well
880 for (SPObject *child = sp_object_first_child(SP_OBJECT(ref)) ; child != NULL; child = SP_OBJECT_NEXT(child) ) {
881 if (!SP_IS_ITEM (child))
882 continue;
883 sp_copy_stuff_used_by_item (defs_clip, (SPItem *) child, NULL, xml_doc);
884 }
886 ref = ref->ref->getObject();
887 }
888 }
890 void sp_copy_single (GSList **defs_clip, SPObject *thing, Inkscape::XML::Document* xml_doc)
891 {
892 Inkscape::XML::Node *duplicate_repr = SP_OBJECT_REPR(thing)->duplicate(xml_doc);
893 *defs_clip = g_slist_prepend (*defs_clip, duplicate_repr);
894 }
897 void sp_copy_textpath_path (GSList **defs_clip, SPTextPath *tp, GSList const *items, Inkscape::XML::Document* xml_doc)
898 {
899 SPItem *path = sp_textpath_get_path_item (tp);
900 if (!path)
901 return;
902 if (items && g_slist_find ((GSList *) items, path)) // do not copy it to defs if it is already in the list of items copied
903 return;
904 Inkscape::XML::Node *repr = SP_OBJECT_REPR(path)->duplicate(xml_doc);
905 *defs_clip = g_slist_prepend (*defs_clip, repr);
906 }
908 /**
909 * Copies things like patterns, markers, gradients, etc.
910 */
911 void sp_copy_stuff_used_by_item (GSList **defs_clip, SPItem *item, GSList const *items, Inkscape::XML::Document* xml_doc)
912 {
913 SPStyle *style = SP_OBJECT_STYLE (item);
915 if (style && (style->fill.isPaintserver())) {
916 SPObject *server = SP_OBJECT_STYLE_FILL_SERVER(item);
917 if (SP_IS_LINEARGRADIENT (server) || SP_IS_RADIALGRADIENT (server))
918 sp_copy_gradient (defs_clip, SP_GRADIENT(server), xml_doc);
919 if (SP_IS_PATTERN (server))
920 sp_copy_pattern (defs_clip, SP_PATTERN(server), xml_doc);
921 }
923 if (style && (style->stroke.isPaintserver())) {
924 SPObject *server = SP_OBJECT_STYLE_STROKE_SERVER(item);
925 if (SP_IS_LINEARGRADIENT (server) || SP_IS_RADIALGRADIENT (server))
926 sp_copy_gradient (defs_clip, SP_GRADIENT(server), xml_doc);
927 if (SP_IS_PATTERN (server))
928 sp_copy_pattern (defs_clip, SP_PATTERN(server), xml_doc);
929 }
931 // For shapes, copy all of the shape's markers into defs_clip
932 if (SP_IS_SHAPE (item)) {
933 SPShape *shape = SP_SHAPE (item);
934 for (int i = 0 ; i < SP_MARKER_LOC_QTY ; i++) {
935 if (shape->marker[i]) {
936 sp_copy_single (defs_clip, SP_OBJECT (shape->marker[i]), xml_doc);
937 }
938 }
940 // For shapes, also copy liveeffect if applicable
941 if (sp_shape_has_path_effect(shape)) {
942 sp_copy_single (defs_clip, SP_OBJECT(sp_shape_get_livepatheffectobject(shape)), xml_doc);
943 }
944 }
946 if (SP_IS_TEXT_TEXTPATH (item)) {
947 sp_copy_textpath_path (defs_clip, SP_TEXTPATH(sp_object_first_child(SP_OBJECT(item))), items, xml_doc);
948 }
950 if (item->clip_ref->getObject()) {
951 sp_copy_single (defs_clip, item->clip_ref->getObject(), xml_doc);
952 }
954 if (item->mask_ref->getObject()) {
955 SPObject *mask = item->mask_ref->getObject();
956 sp_copy_single (defs_clip, mask, xml_doc);
957 // recurse into the mask for its gradients etc.
958 for (SPObject *o = SP_OBJECT(mask)->children; o != NULL; o = o->next) {
959 if (SP_IS_ITEM(o))
960 sp_copy_stuff_used_by_item (defs_clip, SP_ITEM (o), items, xml_doc);
961 }
962 }
964 if (style->getFilter()) {
965 SPObject *filter = style->getFilter();
966 if (SP_IS_FILTER(filter)) {
967 sp_copy_single (defs_clip, filter, xml_doc);
968 }
969 }
971 // recurse
972 for (SPObject *o = SP_OBJECT(item)->children; o != NULL; o = o->next) {
973 if (SP_IS_ITEM(o))
974 sp_copy_stuff_used_by_item (defs_clip, SP_ITEM (o), items, xml_doc);
975 }
976 }
978 void
979 sp_set_style_clipboard (SPCSSAttr *css)
980 {
981 if (css != NULL) {
982 // clear style clipboard
983 if (style_clipboard) {
984 sp_repr_css_attr_unref (style_clipboard);
985 style_clipboard = NULL;
986 }
987 //sp_repr_css_print (css);
988 style_clipboard = css;
989 }
990 }
992 /**
993 * \pre item != NULL
994 */
995 SPCSSAttr *
996 take_style_from_item (SPItem *item)
997 {
998 // write the complete cascaded style, context-free
999 SPCSSAttr *css = sp_css_attr_from_object (SP_OBJECT(item), SP_STYLE_FLAG_ALWAYS);
1000 if (css == NULL)
1001 return NULL;
1003 if ((SP_IS_GROUP(item) && SP_OBJECT(item)->children) ||
1004 (SP_IS_TEXT (item) && SP_OBJECT(item)->children && SP_OBJECT(item)->children->next == NULL)) {
1005 // if this is a text with exactly one tspan child, merge the style of that tspan as well
1006 // If this is a group, merge the style of its topmost (last) child with style
1007 for (SPObject *last_element = item->lastChild(); last_element != NULL; last_element = SP_OBJECT_PREV (last_element)) {
1008 if (SP_OBJECT_STYLE (last_element) != NULL) {
1009 SPCSSAttr *temp = sp_css_attr_from_object (last_element, SP_STYLE_FLAG_IFSET);
1010 if (temp) {
1011 sp_repr_css_merge (css, temp);
1012 sp_repr_css_attr_unref (temp);
1013 }
1014 break;
1015 }
1016 }
1017 }
1018 if (!(SP_IS_TEXT (item) || SP_IS_TSPAN (item) || SP_IS_TREF(item) || SP_IS_STRING (item))) {
1019 // do not copy text properties from non-text objects, it's confusing
1020 css = sp_css_attr_unset_text (css);
1021 }
1023 // FIXME: also transform gradient/pattern fills, by forking? NO, this must be nondestructive
1024 double ex = NR::expansion(sp_item_i2doc_affine(item));
1025 if (ex != 1.0) {
1026 css = sp_css_attr_scale (css, ex);
1027 }
1029 return css;
1030 }
1033 void sp_selection_copy()
1034 {
1035 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
1036 if (desktop == NULL)
1037 return;
1039 if (!clipboard_document) {
1040 clipboard_document = new Inkscape::XML::SimpleDocument();
1041 }
1043 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1045 if (tools_isactive (desktop, TOOLS_DROPPER)) {
1046 sp_dropper_context_copy(desktop->event_context);
1047 return; // copied color under cursor, nothing else to do
1048 }
1050 if (desktop->event_context->get_drag() && desktop->event_context->get_drag()->copy()) {
1051 return; // copied selected stop(s), nothing else to do
1052 }
1054 // check if something is selected
1055 if (selection->isEmpty()) {
1056 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Nothing was copied."));
1057 return;
1058 }
1060 GSList const *items = g_slist_copy ((GSList *) selection->itemList());
1062 // 0. Copy text to system clipboard
1063 // FIXME: for non-texts, put serialized Inkscape::XML as text to the clipboard;
1064 //for this sp_repr_write_stream needs to be rewritten with iostream instead of FILE
1065 Glib::ustring text;
1066 if (tools_isactive (desktop, TOOLS_TEXT)) {
1067 text = sp_text_get_selected_text(desktop->event_context);
1068 }
1070 if (text.empty()) {
1071 guint texts = 0;
1072 for (GSList *i = (GSList *) items; i; i = i->next) {
1073 SPItem *item = SP_ITEM (i->data);
1074 if (SP_IS_TEXT (item) || SP_IS_FLOWTEXT(item)) {
1075 if (texts > 0) // if more than one text object is copied, separate them by spaces
1076 text += " ";
1077 gchar *this_text = sp_te_get_string_multiline (item);
1078 if (this_text) {
1079 text += this_text;
1080 g_free(this_text);
1081 }
1082 texts++;
1083 }
1084 }
1085 }
1086 if (!text.empty()) {
1087 Glib::RefPtr<Gtk::Clipboard> refClipboard = Gtk::Clipboard::get();
1088 refClipboard->set_text(text);
1089 }
1091 // clear old defs clipboard
1092 while (defs_clipboard) {
1093 Inkscape::GC::release((Inkscape::XML::Node *) defs_clipboard->data);
1094 defs_clipboard = g_slist_remove (defs_clipboard, defs_clipboard->data);
1095 }
1097 // clear style clipboard
1098 if (style_clipboard) {
1099 sp_repr_css_attr_unref (style_clipboard);
1100 style_clipboard = NULL;
1101 }
1103 //clear main clipboard
1104 while (clipboard) {
1105 Inkscape::GC::release((Inkscape::XML::Node *) clipboard->data);
1106 clipboard = g_slist_remove(clipboard, clipboard->data);
1107 }
1109 sp_selection_copy_impl (items, &clipboard, &defs_clipboard, &style_clipboard, clipboard_document);
1111 if (tools_isactive (desktop, TOOLS_TEXT)) { // take style from cursor/text selection, overwriting the style just set by copy_impl
1112 SPStyle *const query = sp_style_new(SP_ACTIVE_DOCUMENT);
1113 if (sp_desktop_query_style_all (desktop, query)) {
1114 SPCSSAttr *css = sp_css_attr_from_style (query, SP_STYLE_FLAG_ALWAYS);
1115 sp_set_style_clipboard (css);
1116 }
1117 sp_style_unref(query);
1118 }
1120 size_clipboard = selection->bounds();
1122 g_slist_free ((GSList *) items);
1123 }
1125 //____________________________________________________________________________
1127 /** Paste the bitmap in the clipboard if one is in there.
1128 The bitmap is saved to a PNG file then imported into the document
1130 @return true if a bitmap was detected and pasted; false if no bitmap
1131 */
1132 static bool pastedPicFromClipboard()
1133 {
1134 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
1135 SPDocument *doc = SP_ACTIVE_DOCUMENT;
1136 if ( desktop == NULL || doc == NULL)
1137 return false;
1139 Glib::RefPtr<Gtk::Clipboard> refClipboard = Gtk::Clipboard::get();
1140 Glib::RefPtr<Gdk::Pixbuf> pic = refClipboard->wait_for_image();
1142 // Stop if the system clipboard doesn't have a bitmap.
1143 if ( pic == 0 )
1144 {
1145 return false;
1146 } //if
1147 else
1148 {
1149 // Write into a file, then import the file into the document.
1150 // Make a file name based on current time; use the current working dir.
1151 time_t rawtime;
1152 char filename[50];
1153 const char* path;
1155 time ( &rawtime );
1156 strftime (filename,50,"pastedpic_%m%d%Y_%H%M%S.png",localtime( &rawtime ));
1157 path = (char *)prefs_get_string_attribute("dialogs.save_as", "path");
1158 Glib::ustring finalPath = path;
1159 finalPath.append(G_DIR_SEPARATOR_S).append(filename);
1160 pic->save( finalPath, "png" );
1161 file_import(doc, finalPath, NULL);
1163 // Clear the clipboard so that the bitmap in there won't always over
1164 // ride the normal inkscape clipboard.This isn't the ideal solution.
1165 refClipboard->set_text("");
1166 return true;
1167 } //else
1169 return false;
1170 } //pastedPicFromClipboard
1172 //____________________________________________________________________________
1174 void sp_selection_paste(bool in_place)
1175 {
1176 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
1178 if (desktop == NULL) {
1179 return;
1180 }
1182 SPDocument *document = sp_desktop_document(desktop);
1184 if (Inkscape::have_viable_layer(desktop, desktop->messageStack()) == false) {
1185 return;
1186 }
1188 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1190 if (tools_isactive (desktop, TOOLS_TEXT)) {
1191 if (sp_text_paste_inline(desktop->event_context))
1192 return; // pasted from system clipboard into text, nothing else to do
1193 }
1195 // check if something is in the clipboard
1197 // Stop if successfully pasted a clipboard bitmap.
1198 if ( pastedPicFromClipboard() )
1199 return;
1202 if (clipboard == NULL) {
1203 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Nothing in the clipboard."));
1204 return;
1205 }
1207 GSList *copied = sp_selection_paste_impl(document, desktop->currentLayer(), &clipboard, &defs_clipboard);
1208 // add pasted objects to selection
1209 selection->setReprList((GSList const *) copied);
1210 g_slist_free (copied);
1212 if (!in_place) {
1213 sp_document_ensure_up_to_date(document);
1215 NR::Maybe<NR::Rect> sel_bbox = selection->bounds();
1216 NR::Point m( desktop->point() );
1217 if (sel_bbox) {
1218 m -= sel_bbox->midpoint();
1219 }
1221 sp_selection_move_relative(selection, m);
1222 }
1224 sp_document_done(document, SP_VERB_EDIT_PASTE, _("Paste"));
1225 }
1227 void sp_selection_paste_style()
1228 {
1229 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
1230 if (desktop == NULL) return;
1232 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1234 // check if something is in the clipboard
1235 if (style_clipboard == NULL) {
1236 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Nothing on the style clipboard."));
1237 return;
1238 }
1240 // check if something is selected
1241 if (selection->isEmpty()) {
1242 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to paste style to."));
1243 return;
1244 }
1246 paste_defs (&defs_clipboard, sp_desktop_document(desktop));
1248 sp_desktop_set_style (desktop, style_clipboard);
1250 sp_document_done(sp_desktop_document (desktop), SP_VERB_EDIT_PASTE_STYLE,
1251 _("Paste style"));
1252 }
1254 void sp_selection_paste_livepatheffect()
1255 {
1256 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
1257 if (desktop == NULL) return;
1259 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1261 // check if something is in the clipboard
1262 if (clipboard == NULL) {
1263 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Nothing on the clipboard."));
1264 return;
1265 }
1267 // check if something is selected
1268 if (selection->isEmpty()) {
1269 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to paste live path effect to."));
1270 return;
1271 }
1273 SPDocument *doc = sp_desktop_document(desktop);
1274 paste_defs (&defs_clipboard, doc);
1276 Inkscape::XML::Node *repr = (Inkscape::XML::Node *) clipboard->data;
1277 char const *effecturi = repr->attribute("inkscape:path-effect");
1278 if (!effecturi) {
1279 SP_ACTIVE_DESKTOP->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Clipboard does not contain a live path effect."));
1280 return;
1281 }
1283 for ( GSList const *itemlist = selection->itemList(); itemlist != NULL; itemlist = g_slist_next(itemlist) ) {
1284 SPItem *item = reinterpret_cast<SPItem*>(itemlist->data);
1285 if ( item && SP_IS_SHAPE(item) ) {
1286 SPShape * shape = SP_SHAPE(item);
1288 // create a private LPE object!
1289 SPObject * obj = sp_uri_reference_resolve(doc, effecturi);
1290 LivePathEffectObject * lpeobj = LIVEPATHEFFECT(obj)->fork_private_if_necessary(0);
1292 sp_shape_set_path_effect(shape, lpeobj);
1294 // set inkscape:original-d for paths. the other shapes don't need this.
1295 if ( SP_IS_PATH(item) ) {
1296 Inkscape::XML::Node *pathrepr = SP_OBJECT_REPR(item);
1297 if ( ! pathrepr->attribute("inkscape:original-d") ) {
1298 pathrepr->setAttribute("inkscape:original-d", pathrepr->attribute("d"));
1299 }
1300 }
1301 }
1302 }
1304 sp_document_done(sp_desktop_document (desktop), SP_VERB_EDIT_PASTE_LIVEPATHEFFECT,
1305 _("Paste live path effect"));
1306 }
1308 void sp_selection_paste_size (bool apply_x, bool apply_y)
1309 {
1310 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
1311 if (desktop == NULL) return;
1313 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1315 // check if something is in the clipboard
1316 if (!size_clipboard) {
1317 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Nothing on the clipboard."));
1318 return;
1319 }
1321 // check if something is selected
1322 if (selection->isEmpty()) {
1323 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to paste size to."));
1324 return;
1325 }
1327 NR::Maybe<NR::Rect> current = selection->bounds();
1328 if ( !current || current->isEmpty() ) {
1329 return;
1330 }
1332 double scale_x = size_clipboard->extent(NR::X) / current->extent(NR::X);
1333 double scale_y = size_clipboard->extent(NR::Y) / current->extent(NR::Y);
1335 sp_selection_scale_relative (selection, current->midpoint(),
1336 NR::scale(
1337 apply_x? scale_x : (desktop->isToolboxButtonActive ("lock")? scale_y : 1.0),
1338 apply_y? scale_y : (desktop->isToolboxButtonActive ("lock")? scale_x : 1.0)));
1340 sp_document_done(sp_desktop_document (desktop), SP_VERB_EDIT_PASTE_SIZE,
1341 _("Paste size"));
1342 }
1344 void sp_selection_paste_size_separately (bool apply_x, bool apply_y)
1345 {
1346 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
1347 if (desktop == NULL) return;
1349 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1351 // check if something is in the clipboard
1352 if ( !size_clipboard ) {
1353 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Nothing on the clipboard."));
1354 return;
1355 }
1357 // check if something is selected
1358 if (selection->isEmpty()) {
1359 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to paste size to."));
1360 return;
1361 }
1363 for (GSList const *l = selection->itemList(); l != NULL; l = l->next) {
1364 SPItem *item = SP_ITEM(l->data);
1366 NR::Maybe<NR::Rect> current = sp_item_bbox_desktop(item);
1367 if ( !current || current->isEmpty() ) {
1368 continue;
1369 }
1371 double scale_x = size_clipboard->extent(NR::X) / current->extent(NR::X);
1372 double scale_y = size_clipboard->extent(NR::Y) / current->extent(NR::Y);
1374 sp_item_scale_rel (item,
1375 NR::scale(
1376 apply_x? scale_x : (desktop->isToolboxButtonActive ("lock")? scale_y : 1.0),
1377 apply_y? scale_y : (desktop->isToolboxButtonActive ("lock")? scale_x : 1.0)));
1379 }
1381 sp_document_done(sp_desktop_document (desktop), SP_VERB_EDIT_PASTE_SIZE_SEPARATELY,
1382 _("Paste size separately"));
1383 }
1385 void sp_selection_to_next_layer ()
1386 {
1387 SPDesktop *dt = SP_ACTIVE_DESKTOP;
1389 Inkscape::Selection *selection = sp_desktop_selection(dt);
1391 // check if something is selected
1392 if (selection->isEmpty()) {
1393 dt->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to move to the layer above."));
1394 return;
1395 }
1397 GSList const *items = g_slist_copy ((GSList *) selection->itemList());
1399 bool no_more = false; // Set to true, if no more layers above
1400 SPObject *next=Inkscape::next_layer(dt->currentRoot(), dt->currentLayer());
1401 if (next) {
1402 GSList *temp_clip = NULL;
1403 sp_selection_copy_impl (items, &temp_clip, NULL, NULL, sp_document_repr_doc(dt->doc())); // we're in the same doc, so no need to copy defs
1404 sp_selection_delete_impl (items, false, false);
1405 next=Inkscape::next_layer(dt->currentRoot(), dt->currentLayer()); // Fixes bug 1482973: crash while moving layers
1406 GSList *copied;
1407 if(next) {
1408 copied = sp_selection_paste_impl (sp_desktop_document (dt), next, &temp_clip, NULL);
1409 } else {
1410 copied = sp_selection_paste_impl (sp_desktop_document (dt), dt->currentLayer(), &temp_clip, NULL);
1411 no_more = true;
1412 }
1413 selection->setReprList((GSList const *) copied);
1414 g_slist_free (copied);
1415 if (temp_clip) g_slist_free (temp_clip);
1416 if (next) dt->setCurrentLayer(next);
1417 sp_document_done(sp_desktop_document (dt), SP_VERB_LAYER_MOVE_TO_NEXT,
1418 _("Raise to next layer"));
1419 } else {
1420 no_more = true;
1421 }
1423 if (no_more) {
1424 dt->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("No more layers above."));
1425 }
1427 g_slist_free ((GSList *) items);
1428 }
1430 void sp_selection_to_prev_layer ()
1431 {
1432 SPDesktop *dt = SP_ACTIVE_DESKTOP;
1434 Inkscape::Selection *selection = sp_desktop_selection(dt);
1436 // check if something is selected
1437 if (selection->isEmpty()) {
1438 dt->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to move to the layer below."));
1439 return;
1440 }
1442 GSList const *items = g_slist_copy ((GSList *) selection->itemList());
1444 bool no_more = false; // Set to true, if no more layers below
1445 SPObject *next=Inkscape::previous_layer(dt->currentRoot(), dt->currentLayer());
1446 if (next) {
1447 GSList *temp_clip = NULL;
1448 sp_selection_copy_impl (items, &temp_clip, NULL, NULL, sp_document_repr_doc(dt->doc())); // we're in the same doc, so no need to copy defs
1449 sp_selection_delete_impl (items, false, false);
1450 next=Inkscape::previous_layer(dt->currentRoot(), dt->currentLayer()); // Fixes bug 1482973: crash while moving layers
1451 GSList *copied;
1452 if(next) {
1453 copied = sp_selection_paste_impl (sp_desktop_document (dt), next, &temp_clip, NULL);
1454 } else {
1455 copied = sp_selection_paste_impl (sp_desktop_document (dt), dt->currentLayer(), &temp_clip, NULL);
1456 no_more = true;
1457 }
1458 selection->setReprList((GSList const *) copied);
1459 g_slist_free (copied);
1460 if (temp_clip) g_slist_free (temp_clip);
1461 if (next) dt->setCurrentLayer(next);
1462 sp_document_done(sp_desktop_document (dt), SP_VERB_LAYER_MOVE_TO_PREV,
1463 _("Lower to previous layer"));
1464 } else {
1465 no_more = true;
1466 }
1468 if (no_more) {
1469 dt->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("No more layers below."));
1470 }
1472 g_slist_free ((GSList *) items);
1473 }
1475 bool
1476 selection_contains_original (SPItem *item, Inkscape::Selection *selection)
1477 {
1478 bool contains_original = false;
1480 bool is_use = SP_IS_USE(item);
1481 SPItem *item_use = item;
1482 SPItem *item_use_first = item;
1483 while (is_use && item_use && !contains_original)
1484 {
1485 item_use = sp_use_get_original (SP_USE(item_use));
1486 contains_original |= selection->includes(item_use);
1487 if (item_use == item_use_first)
1488 break;
1489 is_use = SP_IS_USE(item_use);
1490 }
1492 // If it's a tref, check whether the object containing the character
1493 // data is part of the selection
1494 if (!contains_original && SP_IS_TREF(item)) {
1495 contains_original = selection->includes(SP_TREF(item)->getObjectReferredTo());
1496 }
1498 return contains_original;
1499 }
1502 bool
1503 selection_contains_both_clone_and_original (Inkscape::Selection *selection)
1504 {
1505 bool clone_with_original = false;
1506 for (GSList const *l = selection->itemList(); l != NULL; l = l->next) {
1507 SPItem *item = SP_ITEM(l->data);
1508 clone_with_original |= selection_contains_original(item, selection);
1509 if (clone_with_original)
1510 break;
1511 }
1512 return clone_with_original;
1513 }
1516 /** Apply matrix to the selection. \a set_i2d is normally true, which means objects are in the
1517 original transform, synced with their reprs, and need to jump to the new transform in one go. A
1518 value of set_i2d==false is only used by seltrans when it's dragging objects live (not outlines); in
1519 that case, items are already in the new position, but the repr is in the old, and this function
1520 then simply updates the repr from item->transform.
1521 */
1522 void sp_selection_apply_affine(Inkscape::Selection *selection, NR::Matrix const &affine, bool set_i2d)
1523 {
1524 if (selection->isEmpty())
1525 return;
1527 for (GSList const *l = selection->itemList(); l != NULL; l = l->next) {
1528 SPItem *item = SP_ITEM(l->data);
1530 NR::Point old_center(0,0);
1531 if (set_i2d && item->isCenterSet())
1532 old_center = item->getCenter();
1534 #if 0 /* Re-enable this once persistent guides have a graphical indication.
1535 At the time of writing, this is the only place to re-enable. */
1536 sp_item_update_cns(*item, selection->desktop());
1537 #endif
1539 // we're moving both a clone and its original or any ancestor in clone chain?
1540 bool transform_clone_with_original = selection_contains_original(item, selection);
1541 // ...both a text-on-path and its path?
1542 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)))) ));
1543 // ...both a flowtext and its frame?
1544 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)
1545 // ...both an offset and its source?
1546 bool transform_offset_with_source = (SP_IS_OFFSET(item) && SP_OFFSET (item)->sourceHref) && selection->includes( sp_offset_get_source (SP_OFFSET(item)) );
1548 // If we're moving a connector, we want to detach it
1549 // from shapes that aren't part of the selection, but
1550 // leave it attached if they are
1551 if (cc_item_is_connector(item)) {
1552 SPItem *attItem[2];
1553 SP_PATH(item)->connEndPair.getAttachedItems(attItem);
1555 for (int n = 0; n < 2; ++n) {
1556 if (!selection->includes(attItem[n])) {
1557 sp_conn_end_detach(item, n);
1558 }
1559 }
1560 }
1562 // "clones are unmoved when original is moved" preference
1563 int compensation = prefs_get_int_attribute("options.clonecompensation", "value", SP_CLONE_COMPENSATION_UNMOVED);
1564 bool prefs_unmoved = (compensation == SP_CLONE_COMPENSATION_UNMOVED);
1565 bool prefs_parallel = (compensation == SP_CLONE_COMPENSATION_PARALLEL);
1567 // If this is a clone and it's selected along with its original, do not move it; it will feel the
1568 // transform of its original and respond to it itself. Without this, a clone is doubly
1569 // transformed, very unintuitive.
1570 // Same for textpath if we are also doing ANY transform to its path: do not touch textpath,
1571 // letters cannot be squeezed or rotated anyway, they only refill the changed path.
1572 // Same for linked offset if we are also moving its source: do not move it.
1573 if (transform_textpath_with_path || transform_offset_with_source) {
1574 // restore item->transform field from the repr, in case it was changed by seltrans
1575 sp_object_read_attr (SP_OBJECT (item), "transform");
1577 } else if (transform_flowtext_with_frame) {
1578 // apply the inverse of the region's transform to the <use> so that the flow remains
1579 // the same (even though the output itself gets transformed)
1580 for (SPObject *region = item->firstChild() ; region ; region = SP_OBJECT_NEXT(region)) {
1581 if (!SP_IS_FLOWREGION(region) && !SP_IS_FLOWREGIONEXCLUDE(region))
1582 continue;
1583 for (SPObject *use = region->firstChild() ; use ; use = SP_OBJECT_NEXT(use)) {
1584 if (!SP_IS_USE(use)) continue;
1585 sp_item_write_transform(SP_USE(use), SP_OBJECT_REPR(use), item->transform.inverse(), NULL);
1586 }
1587 }
1588 } else if (transform_clone_with_original) {
1589 // We are transforming a clone along with its original. The below matrix juggling is
1590 // necessary to ensure that they transform as a whole, i.e. the clone's induced
1591 // transform and its move compensation are both cancelled out.
1593 // restore item->transform field from the repr, in case it was changed by seltrans
1594 sp_object_read_attr (SP_OBJECT (item), "transform");
1596 // calculate the matrix we need to apply to the clone to cancel its induced transform from its original
1597 NR::Matrix parent_transform = sp_item_i2root_affine(SP_ITEM(SP_OBJECT_PARENT (item)));
1598 NR::Matrix t = parent_transform * matrix_to_desktop (matrix_from_desktop (affine, item), item) * parent_transform.inverse();
1599 NR::Matrix t_inv =parent_transform * matrix_to_desktop (matrix_from_desktop (affine.inverse(), item), item) * parent_transform.inverse();
1600 NR::Matrix result = t_inv * item->transform * t;
1602 if ((prefs_parallel || prefs_unmoved) && affine.is_translation()) {
1603 // we need to cancel out the move compensation, too
1605 // find out the clone move, same as in sp_use_move_compensate
1606 NR::Matrix parent = sp_use_get_parent_transform (SP_USE(item));
1607 NR::Matrix clone_move = parent.inverse() * t * parent;
1609 if (prefs_parallel) {
1610 NR::Matrix move = result * clone_move * t_inv;
1611 sp_item_write_transform(item, SP_OBJECT_REPR(item), move, &move);
1613 } else if (prefs_unmoved) {
1614 //if (SP_IS_USE(sp_use_get_original(SP_USE(item))))
1615 // clone_move = NR::identity();
1616 NR::Matrix move = result * clone_move;
1617 sp_item_write_transform(item, SP_OBJECT_REPR(item), move, &t);
1618 }
1620 } else {
1621 // just apply the result
1622 sp_item_write_transform(item, SP_OBJECT_REPR(item), result, &t);
1623 }
1625 } else {
1626 if (set_i2d) {
1627 sp_item_set_i2d_affine(item, sp_item_i2d_affine(item) * affine);
1628 }
1629 sp_item_write_transform(item, SP_OBJECT_REPR(item), item->transform, NULL);
1630 }
1632 // if we're moving the actual object, not just updating the repr, we can transform the
1633 // center by the same matrix (only necessary for non-translations)
1634 if (set_i2d && item->isCenterSet() && !affine.is_translation()) {
1635 item->setCenter(old_center * affine);
1636 SP_OBJECT(item)->updateRepr();
1637 }
1638 }
1639 }
1641 void sp_selection_remove_transform()
1642 {
1643 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
1644 if (desktop == NULL)
1645 return;
1647 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1649 GSList const *l = (GSList *) selection->reprList();
1650 while (l != NULL) {
1651 sp_repr_set_attr((Inkscape::XML::Node*)l->data, "transform", NULL);
1652 l = l->next;
1653 }
1655 sp_document_done(sp_desktop_document(desktop), SP_VERB_OBJECT_FLATTEN,
1656 _("Remove transform"));
1657 }
1659 void
1660 sp_selection_scale_absolute(Inkscape::Selection *selection,
1661 double const x0, double const x1,
1662 double const y0, double const y1)
1663 {
1664 if (selection->isEmpty())
1665 return;
1667 NR::Maybe<NR::Rect> const bbox(selection->bounds());
1668 if ( !bbox || bbox->isEmpty() ) {
1669 return;
1670 }
1672 NR::translate const p2o(-bbox->min());
1674 NR::scale const newSize(x1 - x0,
1675 y1 - y0);
1676 NR::scale const scale( newSize / NR::scale(bbox->dimensions()) );
1677 NR::translate const o2n(x0, y0);
1678 NR::Matrix const final( p2o * scale * o2n );
1680 sp_selection_apply_affine(selection, final);
1681 }
1684 void sp_selection_scale_relative(Inkscape::Selection *selection, NR::Point const &align, NR::scale const &scale)
1685 {
1686 if (selection->isEmpty())
1687 return;
1689 NR::Maybe<NR::Rect> const bbox(selection->bounds());
1691 if ( !bbox || bbox->isEmpty() ) {
1692 return;
1693 }
1695 // FIXME: ARBITRARY LIMIT: don't try to scale above 1 Mpx, it won't display properly and will crash sooner or later anyway
1696 if ( bbox->extent(NR::X) * scale[NR::X] > 1e6 ||
1697 bbox->extent(NR::Y) * scale[NR::Y] > 1e6 )
1698 {
1699 return;
1700 }
1702 NR::translate const n2d(-align);
1703 NR::translate const d2n(align);
1704 NR::Matrix const final( n2d * scale * d2n );
1705 sp_selection_apply_affine(selection, final);
1706 }
1708 void
1709 sp_selection_rotate_relative(Inkscape::Selection *selection, NR::Point const ¢er, gdouble const angle_degrees)
1710 {
1711 NR::translate const d2n(center);
1712 NR::translate const n2d(-center);
1713 NR::rotate const rotate(rotate_degrees(angle_degrees));
1714 NR::Matrix const final( NR::Matrix(n2d) * rotate * d2n );
1715 sp_selection_apply_affine(selection, final);
1716 }
1718 void
1719 sp_selection_skew_relative(Inkscape::Selection *selection, NR::Point const &align, double dx, double dy)
1720 {
1721 NR::translate const d2n(align);
1722 NR::translate const n2d(-align);
1723 NR::Matrix const skew(1, dy,
1724 dx, 1,
1725 0, 0);
1726 NR::Matrix const final( n2d * skew * d2n );
1727 sp_selection_apply_affine(selection, final);
1728 }
1730 void sp_selection_move_relative(Inkscape::Selection *selection, NR::Point const &move)
1731 {
1732 sp_selection_apply_affine(selection, NR::Matrix(NR::translate(move)));
1733 }
1735 void sp_selection_move_relative(Inkscape::Selection *selection, double dx, double dy)
1736 {
1737 sp_selection_apply_affine(selection, NR::Matrix(NR::translate(dx, dy)));
1738 }
1741 /**
1742 * \brief sp_selection_rotate_90
1743 *
1744 * This function rotates selected objects 90 degrees clockwise.
1745 *
1746 */
1748 void sp_selection_rotate_90_cw()
1749 {
1750 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
1752 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1754 if (selection->isEmpty())
1755 return;
1757 GSList const *l = selection->itemList();
1758 NR::rotate const rot_neg_90(NR::Point(0, -1));
1759 for (GSList const *l2 = l ; l2 != NULL ; l2 = l2->next) {
1760 SPItem *item = SP_ITEM(l2->data);
1761 sp_item_rotate_rel(item, rot_neg_90);
1762 }
1764 sp_document_done(sp_desktop_document(desktop), SP_VERB_OBJECT_ROTATE_90_CCW,
1765 _("Rotate 90° CW"));
1766 }
1769 /**
1770 * \brief sp_selection_rotate_90_ccw
1771 *
1772 * This function rotates selected objects 90 degrees counter-clockwise.
1773 *
1774 */
1776 void sp_selection_rotate_90_ccw()
1777 {
1778 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
1780 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1782 if (selection->isEmpty())
1783 return;
1785 GSList const *l = selection->itemList();
1786 NR::rotate const rot_neg_90(NR::Point(0, 1));
1787 for (GSList const *l2 = l ; l2 != NULL ; l2 = l2->next) {
1788 SPItem *item = SP_ITEM(l2->data);
1789 sp_item_rotate_rel(item, rot_neg_90);
1790 }
1792 sp_document_done(sp_desktop_document(desktop), SP_VERB_OBJECT_ROTATE_90_CW,
1793 _("Rotate 90° CCW"));
1794 }
1796 void
1797 sp_selection_rotate(Inkscape::Selection *selection, gdouble const angle_degrees)
1798 {
1799 if (selection->isEmpty())
1800 return;
1802 NR::Maybe<NR::Point> center = selection->center();
1803 if (!center) {
1804 return;
1805 }
1807 sp_selection_rotate_relative(selection, *center, angle_degrees);
1809 sp_document_maybe_done(sp_desktop_document(selection->desktop()),
1810 ( ( angle_degrees > 0 )
1811 ? "selector:rotate:ccw"
1812 : "selector:rotate:cw" ),
1813 SP_VERB_CONTEXT_SELECT,
1814 _("Rotate"));
1815 }
1817 /**
1818 \param angle the angle in "angular pixels", i.e. how many visible pixels must move the outermost point of the rotated object
1819 */
1820 void
1821 sp_selection_rotate_screen(Inkscape::Selection *selection, gdouble angle)
1822 {
1823 if (selection->isEmpty())
1824 return;
1826 NR::Maybe<NR::Rect> const bbox(selection->bounds());
1827 NR::Maybe<NR::Point> center = selection->center();
1829 if ( !bbox || !center ) {
1830 return;
1831 }
1833 gdouble const zoom = selection->desktop()->current_zoom();
1834 gdouble const zmove = angle / zoom;
1835 gdouble const r = NR::L2(bbox->cornerFarthestFrom(*center) - *center);
1837 gdouble const zangle = 180 * atan2(zmove, r) / M_PI;
1839 sp_selection_rotate_relative(selection, *center, zangle);
1841 sp_document_maybe_done(sp_desktop_document(selection->desktop()),
1842 ( (angle > 0)
1843 ? "selector:rotate:ccw"
1844 : "selector:rotate:cw" ),
1845 SP_VERB_CONTEXT_SELECT,
1846 _("Rotate by pixels"));
1847 }
1849 void
1850 sp_selection_scale(Inkscape::Selection *selection, gdouble grow)
1851 {
1852 if (selection->isEmpty())
1853 return;
1855 NR::Maybe<NR::Rect> const bbox(selection->bounds());
1856 if (!bbox) {
1857 return;
1858 }
1860 NR::Point const center(bbox->midpoint());
1862 // you can't scale "do nizhe pola" (below zero)
1863 double const max_len = bbox->maxExtent();
1864 if ( max_len + grow <= 1e-3 ) {
1865 return;
1866 }
1868 double const times = 1.0 + grow / max_len;
1869 sp_selection_scale_relative(selection, center, NR::scale(times, times));
1871 sp_document_maybe_done(sp_desktop_document(selection->desktop()),
1872 ( (grow > 0)
1873 ? "selector:scale:larger"
1874 : "selector:scale:smaller" ),
1875 SP_VERB_CONTEXT_SELECT,
1876 _("Scale"));
1877 }
1879 void
1880 sp_selection_scale_screen(Inkscape::Selection *selection, gdouble grow_pixels)
1881 {
1882 sp_selection_scale(selection,
1883 grow_pixels / selection->desktop()->current_zoom());
1884 }
1886 void
1887 sp_selection_scale_times(Inkscape::Selection *selection, gdouble times)
1888 {
1889 if (selection->isEmpty())
1890 return;
1892 NR::Maybe<NR::Rect> sel_bbox = selection->bounds();
1894 if (!sel_bbox) {
1895 return;
1896 }
1898 NR::Point const center(sel_bbox->midpoint());
1899 sp_selection_scale_relative(selection, center, NR::scale(times, times));
1900 sp_document_done(sp_desktop_document(selection->desktop()), SP_VERB_CONTEXT_SELECT,
1901 _("Scale by whole factor"));
1902 }
1904 void
1905 sp_selection_move(gdouble dx, gdouble dy)
1906 {
1907 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
1908 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1909 if (selection->isEmpty()) {
1910 return;
1911 }
1913 sp_selection_move_relative(selection, dx, dy);
1915 if (dx == 0) {
1916 sp_document_maybe_done(sp_desktop_document(desktop), "selector:move:vertical", SP_VERB_CONTEXT_SELECT,
1917 _("Move vertically"));
1918 } else if (dy == 0) {
1919 sp_document_maybe_done(sp_desktop_document(desktop), "selector:move:horizontal", SP_VERB_CONTEXT_SELECT,
1920 _("Move horizontally"));
1921 } else {
1922 sp_document_done(sp_desktop_document(desktop), SP_VERB_CONTEXT_SELECT,
1923 _("Move"));
1924 }
1925 }
1927 void
1928 sp_selection_move_screen(gdouble dx, gdouble dy)
1929 {
1930 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
1932 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1933 if (selection->isEmpty()) {
1934 return;
1935 }
1937 // same as sp_selection_move but divide deltas by zoom factor
1938 gdouble const zoom = desktop->current_zoom();
1939 gdouble const zdx = dx / zoom;
1940 gdouble const zdy = dy / zoom;
1941 sp_selection_move_relative(selection, zdx, zdy);
1943 if (dx == 0) {
1944 sp_document_maybe_done(sp_desktop_document(desktop), "selector:move:vertical", SP_VERB_CONTEXT_SELECT,
1945 _("Move vertically by pixels"));
1946 } else if (dy == 0) {
1947 sp_document_maybe_done(sp_desktop_document(desktop), "selector:move:horizontal", SP_VERB_CONTEXT_SELECT,
1948 _("Move horizontally by pixels"));
1949 } else {
1950 sp_document_done(sp_desktop_document(desktop), SP_VERB_CONTEXT_SELECT,
1951 _("Move"));
1952 }
1953 }
1955 namespace {
1957 template <typename D>
1958 SPItem *next_item(SPDesktop *desktop, GSList *path, SPObject *root,
1959 bool only_in_viewport, PrefsSelectionContext inlayer, bool onlyvisible, bool onlysensitive);
1961 template <typename D>
1962 SPItem *next_item_from_list(SPDesktop *desktop, GSList const *items, SPObject *root,
1963 bool only_in_viewport, PrefsSelectionContext inlayer, bool onlyvisible, bool onlysensitive);
1965 struct Forward {
1966 typedef SPObject *Iterator;
1968 static Iterator children(SPObject *o) { return sp_object_first_child(o); }
1969 static Iterator siblings_after(SPObject *o) { return SP_OBJECT_NEXT(o); }
1970 static void dispose(Iterator /*i*/) {}
1972 static SPObject *object(Iterator i) { return i; }
1973 static Iterator next(Iterator i) { return SP_OBJECT_NEXT(i); }
1974 };
1976 struct Reverse {
1977 typedef GSList *Iterator;
1979 static Iterator children(SPObject *o) {
1980 return make_list(o->firstChild(), NULL);
1981 }
1982 static Iterator siblings_after(SPObject *o) {
1983 return make_list(SP_OBJECT_PARENT(o)->firstChild(), o);
1984 }
1985 static void dispose(Iterator i) {
1986 g_slist_free(i);
1987 }
1989 static SPObject *object(Iterator i) {
1990 return reinterpret_cast<SPObject *>(i->data);
1991 }
1992 static Iterator next(Iterator i) { return i->next; }
1994 private:
1995 static GSList *make_list(SPObject *object, SPObject *limit) {
1996 GSList *list=NULL;
1997 while ( object != limit ) {
1998 list = g_slist_prepend(list, object);
1999 object = SP_OBJECT_NEXT(object);
2000 }
2001 return list;
2002 }
2003 };
2005 }
2007 void
2008 sp_selection_item_next(void)
2009 {
2010 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
2011 g_return_if_fail(desktop != NULL);
2012 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2014 PrefsSelectionContext inlayer = (PrefsSelectionContext)prefs_get_int_attribute ("options.kbselection", "inlayer", PREFS_SELECTION_LAYER);
2015 bool onlyvisible = prefs_get_int_attribute ("options.kbselection", "onlyvisible", 1);
2016 bool onlysensitive = prefs_get_int_attribute ("options.kbselection", "onlysensitive", 1);
2018 SPObject *root;
2019 if (PREFS_SELECTION_ALL != inlayer) {
2020 root = selection->activeContext();
2021 } else {
2022 root = desktop->currentRoot();
2023 }
2025 SPItem *item=next_item_from_list<Forward>(desktop, selection->itemList(), root, SP_CYCLING == SP_CYCLE_VISIBLE, inlayer, onlyvisible, onlysensitive);
2027 if (item) {
2028 selection->set(item, PREFS_SELECTION_LAYER_RECURSIVE == inlayer);
2029 if ( SP_CYCLING == SP_CYCLE_FOCUS ) {
2030 scroll_to_show_item(desktop, item);
2031 }
2032 }
2033 }
2035 void
2036 sp_selection_item_prev(void)
2037 {
2038 SPDocument *document = SP_ACTIVE_DOCUMENT;
2039 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
2040 g_return_if_fail(document != NULL);
2041 g_return_if_fail(desktop != NULL);
2042 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2044 PrefsSelectionContext inlayer = (PrefsSelectionContext)prefs_get_int_attribute ("options.kbselection", "inlayer", PREFS_SELECTION_LAYER);
2045 bool onlyvisible = prefs_get_int_attribute ("options.kbselection", "onlyvisible", 1);
2046 bool onlysensitive = prefs_get_int_attribute ("options.kbselection", "onlysensitive", 1);
2048 SPObject *root;
2049 if (PREFS_SELECTION_ALL != inlayer) {
2050 root = selection->activeContext();
2051 } else {
2052 root = desktop->currentRoot();
2053 }
2055 SPItem *item=next_item_from_list<Reverse>(desktop, selection->itemList(), root, SP_CYCLING == SP_CYCLE_VISIBLE, inlayer, onlyvisible, onlysensitive);
2057 if (item) {
2058 selection->set(item, PREFS_SELECTION_LAYER_RECURSIVE == inlayer);
2059 if ( SP_CYCLING == SP_CYCLE_FOCUS ) {
2060 scroll_to_show_item(desktop, item);
2061 }
2062 }
2063 }
2065 void sp_selection_next_patheffect_param(SPDesktop * dt)
2066 {
2067 if (!dt) return;
2069 Inkscape::Selection *selection = sp_desktop_selection(dt);
2070 if ( selection && !selection->isEmpty() ) {
2071 SPItem *item = selection->singleItem();
2072 if ( item && SP_IS_SHAPE(item)) {
2073 SPShape *shape = SP_SHAPE(item);
2074 if (sp_shape_has_path_effect(shape)) {
2075 sp_shape_edit_next_param_oncanvas(shape, dt);
2076 } else {
2077 dt->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("The selection has no applied path effect."));
2078 }
2079 }
2080 }
2081 }
2083 namespace {
2085 template <typename D>
2086 SPItem *next_item_from_list(SPDesktop *desktop, GSList const *items,
2087 SPObject *root, bool only_in_viewport, PrefsSelectionContext inlayer, bool onlyvisible, bool onlysensitive)
2088 {
2089 SPObject *current=root;
2090 while (items) {
2091 SPItem *item=SP_ITEM(items->data);
2092 if ( root->isAncestorOf(item) &&
2093 ( !only_in_viewport || desktop->isWithinViewport(item) ) )
2094 {
2095 current = item;
2096 break;
2097 }
2098 items = items->next;
2099 }
2101 GSList *path=NULL;
2102 while ( current != root ) {
2103 path = g_slist_prepend(path, current);
2104 current = SP_OBJECT_PARENT(current);
2105 }
2107 SPItem *next;
2108 // first, try from the current object
2109 next = next_item<D>(desktop, path, root, only_in_viewport, inlayer, onlyvisible, onlysensitive);
2110 g_slist_free(path);
2112 if (!next) { // if we ran out of objects, start over at the root
2113 next = next_item<D>(desktop, NULL, root, only_in_viewport, inlayer, onlyvisible, onlysensitive);
2114 }
2116 return next;
2117 }
2119 template <typename D>
2120 SPItem *next_item(SPDesktop *desktop, GSList *path, SPObject *root,
2121 bool only_in_viewport, PrefsSelectionContext inlayer, bool onlyvisible, bool onlysensitive)
2122 {
2123 typename D::Iterator children;
2124 typename D::Iterator iter;
2126 SPItem *found=NULL;
2128 if (path) {
2129 SPObject *object=reinterpret_cast<SPObject *>(path->data);
2130 g_assert(SP_OBJECT_PARENT(object) == root);
2131 if (desktop->isLayer(object)) {
2132 found = next_item<D>(desktop, path->next, object, only_in_viewport, inlayer, onlyvisible, onlysensitive);
2133 }
2134 iter = children = D::siblings_after(object);
2135 } else {
2136 iter = children = D::children(root);
2137 }
2139 while ( iter && !found ) {
2140 SPObject *object=D::object(iter);
2141 if (desktop->isLayer(object)) {
2142 if (PREFS_SELECTION_LAYER != inlayer) { // recurse into sublayers
2143 found = next_item<D>(desktop, NULL, object, only_in_viewport, inlayer, onlyvisible, onlysensitive);
2144 }
2145 } else if ( SP_IS_ITEM(object) &&
2146 ( !only_in_viewport || desktop->isWithinViewport(SP_ITEM(object)) ) &&
2147 ( !onlyvisible || !desktop->itemIsHidden(SP_ITEM(object))) &&
2148 ( !onlysensitive || !SP_ITEM(object)->isLocked()) &&
2149 !desktop->isLayer(SP_ITEM(object)) )
2150 {
2151 found = SP_ITEM(object);
2152 }
2153 iter = D::next(iter);
2154 }
2156 D::dispose(children);
2158 return found;
2159 }
2161 }
2163 /**
2164 * If \a item is not entirely visible then adjust visible area to centre on the centre on of
2165 * \a item.
2166 */
2167 void scroll_to_show_item(SPDesktop *desktop, SPItem *item)
2168 {
2169 NR::Rect dbox = desktop->get_display_area();
2170 NR::Maybe<NR::Rect> sbox = sp_item_bbox_desktop(item);
2172 if ( sbox && dbox.contains(*sbox) == false ) {
2173 NR::Point const s_dt = sbox->midpoint();
2174 NR::Point const s_w = desktop->d2w(s_dt);
2175 NR::Point const d_dt = dbox.midpoint();
2176 NR::Point const d_w = desktop->d2w(d_dt);
2177 NR::Point const moved_w( d_w - s_w );
2178 gint const dx = (gint) moved_w[X];
2179 gint const dy = (gint) moved_w[Y];
2180 desktop->scroll_world(dx, dy);
2181 }
2182 }
2185 void
2186 sp_selection_clone()
2187 {
2188 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
2189 if (desktop == NULL)
2190 return;
2192 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2194 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(desktop->doc());
2196 // check if something is selected
2197 if (selection->isEmpty()) {
2198 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select an <b>object</b> to clone."));
2199 return;
2200 }
2202 GSList *reprs = g_slist_copy((GSList *) selection->reprList());
2204 selection->clear();
2206 // sorting items from different parents sorts each parent's subset without possibly mixing them, just what we need
2207 reprs = g_slist_sort(reprs, (GCompareFunc) sp_repr_compare_position);
2209 GSList *newsel = NULL;
2211 while (reprs) {
2212 Inkscape::XML::Node *sel_repr = (Inkscape::XML::Node *) reprs->data;
2213 Inkscape::XML::Node *parent = sp_repr_parent(sel_repr);
2215 Inkscape::XML::Node *clone = xml_doc->createElement("svg:use");
2216 sp_repr_set_attr(clone, "x", "0");
2217 sp_repr_set_attr(clone, "y", "0");
2218 sp_repr_set_attr(clone, "xlink:href", g_strdup_printf("#%s", sel_repr->attribute("id")));
2220 sp_repr_set_attr(clone, "inkscape:transform-center-x", sel_repr->attribute("inkscape:transform-center-x"));
2221 sp_repr_set_attr(clone, "inkscape:transform-center-y", sel_repr->attribute("inkscape:transform-center-y"));
2223 // add the new clone to the top of the original's parent
2224 parent->appendChild(clone);
2226 newsel = g_slist_prepend(newsel, clone);
2227 reprs = g_slist_remove(reprs, sel_repr);
2228 Inkscape::GC::release(clone);
2229 }
2231 // TRANSLATORS: only translate "string" in "context|string".
2232 // For more details, see http://developer.gnome.org/doc/API/2.0/glib/glib-I18N.html#Q-:CAPS
2233 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_CLONE,
2234 Q_("action|Clone"));
2236 selection->setReprList(newsel);
2238 g_slist_free(newsel);
2239 }
2241 void
2242 sp_selection_unlink()
2243 {
2244 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
2245 if (!desktop)
2246 return;
2248 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2250 if (selection->isEmpty()) {
2251 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select a <b>clone</b> to unlink."));
2252 return;
2253 }
2255 // Get a copy of current selection.
2256 GSList *new_select = NULL;
2257 bool unlinked = false;
2258 for (GSList *items = g_slist_copy((GSList *) selection->itemList());
2259 items != NULL;
2260 items = items->next)
2261 {
2262 SPItem *item = (SPItem *) items->data;
2264 if (SP_IS_TEXT(item)) {
2265 SPObject *tspan = sp_tref_convert_to_tspan(SP_OBJECT(item));
2267 if (tspan) {
2268 SP_OBJECT(item)->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG);
2269 }
2271 // Set unlink to true, and fall into the next if which
2272 // will include this text item in the new selection
2273 unlinked = true;
2274 }
2276 if (!(SP_IS_USE(item) || SP_IS_TREF(item))) {
2277 // keep the non-use item in the new selection
2278 new_select = g_slist_prepend(new_select, item);
2279 continue;
2280 }
2282 SPItem *unlink;
2283 if (SP_IS_USE(item)) {
2284 unlink = sp_use_unlink(SP_USE(item));
2285 } else /*if (SP_IS_TREF(use))*/ {
2286 unlink = SP_ITEM(sp_tref_convert_to_tspan(SP_OBJECT(item)));
2287 }
2289 unlinked = true;
2290 // Add ungrouped items to the new selection.
2291 new_select = g_slist_prepend(new_select, unlink);
2292 }
2294 if (new_select) { // set new selection
2295 selection->clear();
2296 selection->setList(new_select);
2297 g_slist_free(new_select);
2298 }
2299 if (!unlinked) {
2300 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("<b>No clones to unlink</b> in the selection."));
2301 }
2303 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_UNLINK_CLONE,
2304 _("Unlink clone"));
2305 }
2307 void
2308 sp_select_clone_original()
2309 {
2310 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
2311 if (desktop == NULL)
2312 return;
2314 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2316 SPItem *item = selection->singleItem();
2318 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.");
2320 // Check if other than two objects are selected
2321 if (g_slist_length((GSList *) selection->itemList()) != 1 || !item) {
2322 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, error);
2323 return;
2324 }
2326 SPItem *original = NULL;
2327 if (SP_IS_USE(item)) {
2328 original = sp_use_get_original (SP_USE(item));
2329 } else if (SP_IS_OFFSET(item) && SP_OFFSET (item)->sourceHref) {
2330 original = sp_offset_get_source (SP_OFFSET(item));
2331 } else if (SP_IS_TEXT_TEXTPATH(item)) {
2332 original = sp_textpath_get_path_item (SP_TEXTPATH(sp_object_first_child(SP_OBJECT(item))));
2333 } else if (SP_IS_FLOWTEXT(item)) {
2334 original = SP_FLOWTEXT(item)->get_frame (NULL); // first frame only
2335 } else { // it's an object that we don't know what to do with
2336 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, error);
2337 return;
2338 }
2340 if (!original) {
2341 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("<b>Cannot find</b> the object to select (orphaned clone, offset, textpath, flowed text?)"));
2342 return;
2343 }
2345 for (SPObject *o = original; o && !SP_IS_ROOT(o); o = SP_OBJECT_PARENT (o)) {
2346 if (SP_IS_DEFS (o)) {
2347 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("The object you're trying to select is <b>not visible</b> (it is in <defs>)"));
2348 return;
2349 }
2350 }
2352 if (original) {
2353 selection->clear();
2354 selection->set(original);
2355 if (SP_CYCLING == SP_CYCLE_FOCUS) {
2356 scroll_to_show_item(desktop, original);
2357 }
2358 }
2359 }
2362 void sp_selection_to_marker(bool apply)
2363 {
2364 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
2365 if (desktop == NULL)
2366 return;
2368 SPDocument *doc = sp_desktop_document(desktop);
2369 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
2371 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2373 // check if something is selected
2374 if (selection->isEmpty()) {
2375 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to convert to marker."));
2376 return;
2377 }
2379 sp_document_ensure_up_to_date(doc);
2380 NR::Maybe<NR::Rect> r = selection->bounds();
2381 if ( !r || r->isEmpty() ) {
2382 return;
2383 }
2385 // calculate the transform to be applied to objects to move them to 0,0
2386 NR::Point move_p = NR::Point(0, sp_document_height(doc)) - (r->min() + NR::Point ((r->extent(NR::X))/2, (r->extent(NR::Y))/2));
2387 move_p[NR::Y] = -move_p[NR::Y];
2388 NR::Matrix move = NR::Matrix (NR::translate (move_p));
2390 GSList *items = g_slist_copy((GSList *) selection->itemList());
2392 items = g_slist_sort (items, (GCompareFunc) sp_object_compare_position);
2394 // bottommost object, after sorting
2395 SPObject *parent = SP_OBJECT_PARENT (items->data);
2397 NR::Matrix parent_transform = sp_item_i2root_affine(SP_ITEM(parent));
2399 // remember the position of the first item
2400 gint pos = SP_OBJECT_REPR (items->data)->position();
2401 (void)pos; // TODO check why this was remembered
2403 // create a list of duplicates
2404 GSList *repr_copies = NULL;
2405 for (GSList *i = items; i != NULL; i = i->next) {
2406 Inkscape::XML::Node *dup = (SP_OBJECT_REPR (i->data))->duplicate(xml_doc);
2407 repr_copies = g_slist_prepend (repr_copies, dup);
2408 }
2410 NR::Rect bounds(desktop->dt2doc(r->min()), desktop->dt2doc(r->max()));
2412 if (apply) {
2413 // delete objects so that their clones don't get alerted; this object will be restored shortly
2414 for (GSList *i = items; i != NULL; i = i->next) {
2415 SPObject *item = SP_OBJECT (i->data);
2416 item->deleteObject (false);
2417 }
2418 }
2420 // Hack: Temporarily set clone compensation to unmoved, so that we can move clone-originals
2421 // without disturbing clones.
2422 // See ActorAlign::on_button_click() in src/ui/dialog/align-and-distribute.cpp
2423 int saved_compensation = prefs_get_int_attribute("options.clonecompensation", "value", SP_CLONE_COMPENSATION_UNMOVED);
2424 prefs_set_int_attribute("options.clonecompensation", "value", SP_CLONE_COMPENSATION_UNMOVED);
2426 gchar const *mark_id = generate_marker(repr_copies, bounds, doc,
2427 ( NR::Matrix(NR::translate(desktop->dt2doc(NR::Point(r->min()[NR::X],
2428 r->max()[NR::Y]))))
2429 * parent_transform.inverse() ),
2430 parent_transform * move);
2431 (void)mark_id;
2433 // restore compensation setting
2434 prefs_set_int_attribute("options.clonecompensation", "value", saved_compensation);
2437 g_slist_free (items);
2439 sp_document_done (doc, SP_VERB_EDIT_SELECTION_2_MARKER,
2440 _("Objects to marker"));
2441 }
2443 void
2444 sp_selection_tile(bool apply)
2445 {
2446 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
2447 if (desktop == NULL)
2448 return;
2450 SPDocument *doc = sp_desktop_document(desktop);
2451 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
2453 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2455 // check if something is selected
2456 if (selection->isEmpty()) {
2457 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to convert to pattern."));
2458 return;
2459 }
2461 sp_document_ensure_up_to_date(doc);
2462 NR::Maybe<NR::Rect> r = selection->bounds();
2463 if ( !r || r->isEmpty() ) {
2464 return;
2465 }
2467 // calculate the transform to be applied to objects to move them to 0,0
2468 NR::Point move_p = NR::Point(0, sp_document_height(doc)) - (r->min() + NR::Point (0, r->extent(NR::Y)));
2469 move_p[NR::Y] = -move_p[NR::Y];
2470 NR::Matrix move = NR::Matrix (NR::translate (move_p));
2472 GSList *items = g_slist_copy((GSList *) selection->itemList());
2474 items = g_slist_sort (items, (GCompareFunc) sp_object_compare_position);
2476 // bottommost object, after sorting
2477 SPObject *parent = SP_OBJECT_PARENT (items->data);
2479 NR::Matrix parent_transform = sp_item_i2root_affine(SP_ITEM(parent));
2481 // remember the position of the first item
2482 gint pos = SP_OBJECT_REPR (items->data)->position();
2484 // create a list of duplicates
2485 GSList *repr_copies = NULL;
2486 for (GSList *i = items; i != NULL; i = i->next) {
2487 Inkscape::XML::Node *dup = (SP_OBJECT_REPR (i->data))->duplicate(xml_doc);
2488 repr_copies = g_slist_prepend (repr_copies, dup);
2489 }
2491 NR::Rect bounds(desktop->dt2doc(r->min()), desktop->dt2doc(r->max()));
2493 if (apply) {
2494 // delete objects so that their clones don't get alerted; this object will be restored shortly
2495 for (GSList *i = items; i != NULL; i = i->next) {
2496 SPObject *item = SP_OBJECT (i->data);
2497 item->deleteObject (false);
2498 }
2499 }
2501 // Hack: Temporarily set clone compensation to unmoved, so that we can move clone-originals
2502 // without disturbing clones.
2503 // See ActorAlign::on_button_click() in src/ui/dialog/align-and-distribute.cpp
2504 int saved_compensation = prefs_get_int_attribute("options.clonecompensation", "value", SP_CLONE_COMPENSATION_UNMOVED);
2505 prefs_set_int_attribute("options.clonecompensation", "value", SP_CLONE_COMPENSATION_UNMOVED);
2507 gchar const *pat_id = pattern_tile(repr_copies, bounds, doc,
2508 ( NR::Matrix(NR::translate(desktop->dt2doc(NR::Point(r->min()[NR::X],
2509 r->max()[NR::Y]))))
2510 * parent_transform.inverse() ),
2511 parent_transform * move);
2513 // restore compensation setting
2514 prefs_set_int_attribute("options.clonecompensation", "value", saved_compensation);
2516 if (apply) {
2517 Inkscape::XML::Node *rect = xml_doc->createElement("svg:rect");
2518 rect->setAttribute("style", g_strdup_printf("stroke:none;fill:url(#%s)", pat_id));
2520 NR::Point min = bounds.min() * parent_transform.inverse();
2521 NR::Point max = bounds.max() * parent_transform.inverse();
2523 sp_repr_set_svg_double(rect, "width", max[NR::X] - min[NR::X]);
2524 sp_repr_set_svg_double(rect, "height", max[NR::Y] - min[NR::Y]);
2525 sp_repr_set_svg_double(rect, "x", min[NR::X]);
2526 sp_repr_set_svg_double(rect, "y", min[NR::Y]);
2528 // restore parent and position
2529 SP_OBJECT_REPR (parent)->appendChild(rect);
2530 rect->setPosition(pos > 0 ? pos : 0);
2531 SPItem *rectangle = (SPItem *) sp_desktop_document (desktop)->getObjectByRepr(rect);
2533 Inkscape::GC::release(rect);
2535 selection->clear();
2536 selection->set(rectangle);
2537 }
2539 g_slist_free (items);
2541 sp_document_done (doc, SP_VERB_EDIT_TILE,
2542 _("Objects to pattern"));
2543 }
2545 void
2546 sp_selection_untile()
2547 {
2548 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
2549 if (desktop == NULL)
2550 return;
2552 SPDocument *doc = sp_desktop_document(desktop);
2553 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
2555 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2557 // check if something is selected
2558 if (selection->isEmpty()) {
2559 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select an <b>object with pattern fill</b> to extract objects from."));
2560 return;
2561 }
2563 GSList *new_select = NULL;
2565 bool did = false;
2567 for (GSList *items = g_slist_copy((GSList *) selection->itemList());
2568 items != NULL;
2569 items = items->next) {
2571 SPItem *item = (SPItem *) items->data;
2573 SPStyle *style = SP_OBJECT_STYLE (item);
2575 if (!style || !style->fill.isPaintserver())
2576 continue;
2578 SPObject *server = SP_OBJECT_STYLE_FILL_SERVER(item);
2580 if (!SP_IS_PATTERN(server))
2581 continue;
2583 did = true;
2585 SPPattern *pattern = pattern_getroot (SP_PATTERN (server));
2587 NR::Matrix pat_transform = pattern_patternTransform (SP_PATTERN (server));
2588 pat_transform *= item->transform;
2590 for (SPObject *child = sp_object_first_child(SP_OBJECT(pattern)) ; child != NULL; child = SP_OBJECT_NEXT(child) ) {
2591 Inkscape::XML::Node *copy = SP_OBJECT_REPR(child)->duplicate(xml_doc);
2592 SPItem *i = SP_ITEM (desktop->currentLayer()->appendChildRepr(copy));
2594 // FIXME: relink clones to the new canvas objects
2595 // use SPObject::setid when mental finishes it to steal ids of
2597 // this is needed to make sure the new item has curve (simply requestDisplayUpdate does not work)
2598 sp_document_ensure_up_to_date (doc);
2600 NR::Matrix transform( i->transform * pat_transform );
2601 sp_item_write_transform(i, SP_OBJECT_REPR(i), transform);
2603 new_select = g_slist_prepend(new_select, i);
2604 }
2606 SPCSSAttr *css = sp_repr_css_attr_new ();
2607 sp_repr_css_set_property (css, "fill", "none");
2608 sp_repr_css_change (SP_OBJECT_REPR (item), css, "style");
2609 }
2611 if (!did) {
2612 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("<b>No pattern fills</b> in the selection."));
2613 } else {
2614 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_UNTILE,
2615 _("Pattern to objects"));
2616 selection->setList(new_select);
2617 }
2618 }
2620 void
2621 sp_selection_get_export_hints (Inkscape::Selection *selection, char const **filename, float *xdpi, float *ydpi)
2622 {
2623 if (selection->isEmpty()) {
2624 return;
2625 }
2627 GSList const *reprlst = selection->reprList();
2628 bool filename_search = TRUE;
2629 bool xdpi_search = TRUE;
2630 bool ydpi_search = TRUE;
2632 for(; reprlst != NULL &&
2633 filename_search &&
2634 xdpi_search &&
2635 ydpi_search;
2636 reprlst = reprlst->next) {
2637 gchar const *dpi_string;
2638 Inkscape::XML::Node * repr = (Inkscape::XML::Node *)reprlst->data;
2640 if (filename_search) {
2641 *filename = repr->attribute("inkscape:export-filename");
2642 if (*filename != NULL)
2643 filename_search = FALSE;
2644 }
2646 if (xdpi_search) {
2647 dpi_string = NULL;
2648 dpi_string = repr->attribute("inkscape:export-xdpi");
2649 if (dpi_string != NULL) {
2650 *xdpi = atof(dpi_string);
2651 xdpi_search = FALSE;
2652 }
2653 }
2655 if (ydpi_search) {
2656 dpi_string = NULL;
2657 dpi_string = repr->attribute("inkscape:export-ydpi");
2658 if (dpi_string != NULL) {
2659 *ydpi = atof(dpi_string);
2660 ydpi_search = FALSE;
2661 }
2662 }
2663 }
2664 }
2666 void
2667 sp_document_get_export_hints (SPDocument *doc, char const **filename, float *xdpi, float *ydpi)
2668 {
2669 Inkscape::XML::Node * repr = sp_document_repr_root(doc);
2670 gchar const *dpi_string;
2672 *filename = repr->attribute("inkscape:export-filename");
2674 dpi_string = NULL;
2675 dpi_string = repr->attribute("inkscape:export-xdpi");
2676 if (dpi_string != NULL) {
2677 *xdpi = atof(dpi_string);
2678 }
2680 dpi_string = NULL;
2681 dpi_string = repr->attribute("inkscape:export-ydpi");
2682 if (dpi_string != NULL) {
2683 *ydpi = atof(dpi_string);
2684 }
2685 }
2687 void
2688 sp_selection_create_bitmap_copy ()
2689 {
2690 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
2691 if (desktop == NULL)
2692 return;
2694 SPDocument *document = sp_desktop_document(desktop);
2695 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(document);
2697 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2699 // check if something is selected
2700 if (selection->isEmpty()) {
2701 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to make a bitmap copy."));
2702 return;
2703 }
2705 // Get the bounding box of the selection
2706 NRRect bbox;
2707 sp_document_ensure_up_to_date (document);
2708 selection->bounds(&bbox);
2709 if (NR_RECT_DFLS_TEST_EMPTY(&bbox)) {
2710 return; // exceptional situation, so not bother with a translatable error message, just quit quietly
2711 }
2713 // List of the items to show; all others will be hidden
2714 GSList *items = g_slist_copy ((GSList *) selection->itemList());
2716 // Sort items so that the topmost comes last
2717 items = g_slist_sort(items, (GCompareFunc) sp_item_repr_compare_position);
2719 // Generate a random value from the current time (you may create bitmap from the same object(s)
2720 // multiple times, and this is done so that they don't clash)
2721 GTimeVal cu;
2722 g_get_current_time (&cu);
2723 guint current = (int) (cu.tv_sec * 1000000 + cu.tv_usec) % 1024;
2725 // Create the filename
2726 gchar *filename = g_strdup_printf ("%s-%s-%u.png", document->name, SP_OBJECT_REPR(items->data)->attribute("id"), current);
2727 // Imagemagick is known not to handle spaces in filenames, so we replace anything but letters,
2728 // digits, and a few other chars, with "_"
2729 filename = g_strcanon (filename, "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_.=+~$#@^&!?", '_');
2730 // Build the complete path by adding document->base if set
2731 gchar *filepath = g_build_filename (document->base?document->base:"", filename, NULL);
2733 //g_print ("%s\n", filepath);
2735 // Remember parent and z-order of the topmost one
2736 gint pos = SP_OBJECT_REPR(g_slist_last(items)->data)->position();
2737 SPObject *parent_object = SP_OBJECT_PARENT(g_slist_last(items)->data);
2738 Inkscape::XML::Node *parent = SP_OBJECT_REPR(parent_object);
2740 // Calculate resolution
2741 double res;
2742 int const prefs_res = prefs_get_int_attribute ("options.createbitmap", "resolution", 0);
2743 int const prefs_min = prefs_get_int_attribute ("options.createbitmap", "minsize", 0);
2744 if (0 < prefs_res) {
2745 // If it's given explicitly in prefs, take it
2746 res = prefs_res;
2747 } else if (0 < prefs_min) {
2748 // If minsize is given, look up minimum bitmap size (default 250 pixels) and calculate resolution from it
2749 res = PX_PER_IN * prefs_min / MIN ((bbox.x1 - bbox.x0), (bbox.y1 - bbox.y0));
2750 } else {
2751 float hint_xdpi = 0, hint_ydpi = 0;
2752 char const *hint_filename;
2753 // take resolution hint from the selected objects
2754 sp_selection_get_export_hints (selection, &hint_filename, &hint_xdpi, &hint_ydpi);
2755 if (hint_xdpi != 0) {
2756 res = hint_xdpi;
2757 } else {
2758 // take resolution hint from the document
2759 sp_document_get_export_hints (document, &hint_filename, &hint_xdpi, &hint_ydpi);
2760 if (hint_xdpi != 0) {
2761 res = hint_xdpi;
2762 } else {
2763 // if all else fails, take the default 90 dpi
2764 res = PX_PER_IN;
2765 }
2766 }
2767 }
2769 // The width and height of the bitmap in pixels
2770 unsigned width = (unsigned) floor ((bbox.x1 - bbox.x0) * res / PX_PER_IN);
2771 unsigned height =(unsigned) floor ((bbox.y1 - bbox.y0) * res / PX_PER_IN);
2773 // Find out if we have to run a filter
2774 gchar const *run = NULL;
2775 gchar const *filter = prefs_get_string_attribute ("options.createbitmap", "filter");
2776 if (filter) {
2777 // filter command is given;
2778 // see if we have a parameter to pass to it
2779 gchar const *param1 = prefs_get_string_attribute ("options.createbitmap", "filter_param1");
2780 if (param1) {
2781 if (param1[strlen(param1) - 1] == '%') {
2782 // if the param string ends with %, interpret it as a percentage of the image's max dimension
2783 gchar p1[256];
2784 g_ascii_dtostr (p1, 256, ceil (g_ascii_strtod (param1, NULL) * MAX(width, height) / 100));
2785 // the first param is always the image filename, the second is param1
2786 run = g_strdup_printf ("%s \"%s\" %s", filter, filepath, p1);
2787 } else {
2788 // otherwise pass the param1 unchanged
2789 run = g_strdup_printf ("%s \"%s\" %s", filter, filepath, param1);
2790 }
2791 } else {
2792 // run without extra parameter
2793 run = g_strdup_printf ("%s \"%s\"", filter, filepath);
2794 }
2795 }
2797 // Calculate the matrix that will be applied to the image so that it exactly overlaps the source objects
2798 NR::Matrix eek = sp_item_i2d_affine (SP_ITEM(parent_object));
2799 NR::Matrix t;
2801 double shift_x = bbox.x0;
2802 double shift_y = bbox.y1;
2803 if (res == PX_PER_IN) { // for default 90 dpi, snap it to pixel grid
2804 shift_x = round (shift_x);
2805 shift_y = -round (-shift_y); // this gets correct rounding despite coordinate inversion, remove the negations when the inversion is gone
2806 }
2807 t = NR::scale(1, -1) * NR::translate (shift_x, shift_y) * eek.inverse();
2809 // Do the export
2810 sp_export_png_file(document, filepath,
2811 bbox.x0, bbox.y0, bbox.x1, bbox.y1,
2812 width, height, res, res,
2813 (guint32) 0xffffff00,
2814 NULL, NULL,
2815 true, /*bool force_overwrite,*/
2816 items);
2818 g_slist_free (items);
2820 // Run filter, if any
2821 if (run) {
2822 g_print ("Running external filter: %s\n", run);
2823 system (run);
2824 }
2826 // Import the image back
2827 GdkPixbuf *pb = gdk_pixbuf_new_from_file (filepath, NULL);
2828 if (pb) {
2829 // Create the repr for the image
2830 Inkscape::XML::Node * repr = xml_doc->createElement("svg:image");
2831 repr->setAttribute("xlink:href", filename);
2832 repr->setAttribute("sodipodi:absref", filepath);
2833 if (res == PX_PER_IN) { // for default 90 dpi, snap it to pixel grid
2834 sp_repr_set_svg_double(repr, "width", width);
2835 sp_repr_set_svg_double(repr, "height", height);
2836 } else {
2837 sp_repr_set_svg_double(repr, "width", (bbox.x1 - bbox.x0));
2838 sp_repr_set_svg_double(repr, "height", (bbox.y1 - bbox.y0));
2839 }
2841 // Write transform
2842 gchar *c=sp_svg_transform_write(t);
2843 repr->setAttribute("transform", c);
2844 g_free(c);
2846 // add the new repr to the parent
2847 parent->appendChild(repr);
2849 // move to the saved position
2850 repr->setPosition(pos > 0 ? pos + 1 : 1);
2852 // Set selection to the new image
2853 selection->clear();
2854 selection->add(repr);
2856 // Clean up
2857 Inkscape::GC::release(repr);
2858 gdk_pixbuf_unref (pb);
2860 // Complete undoable transaction
2861 sp_document_done (document, SP_VERB_SELECTION_CREATE_BITMAP,
2862 _("Create bitmap"));
2863 }
2865 g_free (filename);
2866 g_free (filepath);
2867 }
2869 /**
2870 * \brief sp_selection_set_mask
2871 *
2872 * This function creates a mask or clipPath from selection
2873 * Two different modes:
2874 * if applyToLayer, all selection is moved to DEFS as mask/clippath
2875 * and is applied to current layer
2876 * otherwise, topmost object is used as mask for other objects
2877 * If \a apply_clip_path parameter is true, clipPath is created, otherwise mask
2878 *
2879 */
2880 void
2881 sp_selection_set_mask(bool apply_clip_path, bool apply_to_layer)
2882 {
2883 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
2884 if (desktop == NULL)
2885 return;
2887 SPDocument *doc = sp_desktop_document(desktop);
2888 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
2890 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2892 // check if something is selected
2893 bool is_empty = selection->isEmpty();
2894 if ( apply_to_layer && is_empty) {
2895 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to create clippath or mask from."));
2896 return;
2897 } else if (!apply_to_layer && ( is_empty || NULL == selection->itemList()->next )) {
2898 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select mask object and <b>object(s)</b> to apply clippath or mask to."));
2899 return;
2900 }
2902 // FIXME: temporary patch to prevent crash!
2903 // Remove this when bboxes are fixed to not blow up on an item clipped/masked with its own clone
2904 bool clone_with_original = selection_contains_both_clone_and_original (selection);
2905 if (clone_with_original) {
2906 return; // in this version, you cannot clip/mask an object with its own clone
2907 }
2908 // /END FIXME
2910 sp_document_ensure_up_to_date(doc);
2912 GSList *items = g_slist_copy((GSList *) selection->itemList());
2914 items = g_slist_sort (items, (GCompareFunc) sp_object_compare_position);
2916 // create a list of duplicates
2917 GSList *mask_items = NULL;
2918 GSList *apply_to_items = NULL;
2919 GSList *items_to_delete = NULL;
2920 bool topmost = prefs_get_int_attribute ("options.maskobject", "topmost", 1);
2921 bool remove_original = prefs_get_int_attribute ("options.maskobject", "remove", 1);
2923 if (apply_to_layer) {
2924 // all selected items are used for mask, which is applied to a layer
2925 apply_to_items = g_slist_prepend (apply_to_items, desktop->currentLayer());
2927 for (GSList *i = items; i != NULL; i = i->next) {
2928 Inkscape::XML::Node *dup = (SP_OBJECT_REPR (i->data))->duplicate(xml_doc);
2929 mask_items = g_slist_prepend (mask_items, dup);
2931 if (remove_original) {
2932 SPObject *item = SP_OBJECT (i->data);
2933 items_to_delete = g_slist_prepend (items_to_delete, item);
2934 }
2935 }
2936 } else if (!topmost) {
2937 // topmost item is used as a mask, which is applied to other items in a selection
2938 GSList *i = items;
2939 Inkscape::XML::Node *dup = (SP_OBJECT_REPR (i->data))->duplicate(xml_doc);
2940 mask_items = g_slist_prepend (mask_items, dup);
2942 if (remove_original) {
2943 SPObject *item = SP_OBJECT (i->data);
2944 items_to_delete = g_slist_prepend (items_to_delete, item);
2945 }
2947 for (i = i->next; i != NULL; i = i->next) {
2948 apply_to_items = g_slist_prepend (apply_to_items, i->data);
2949 }
2950 } else {
2951 GSList *i = NULL;
2952 for (i = items; NULL != i->next; i = i->next) {
2953 apply_to_items = g_slist_prepend (apply_to_items, i->data);
2954 }
2956 Inkscape::XML::Node *dup = (SP_OBJECT_REPR (i->data))->duplicate(xml_doc);
2957 mask_items = g_slist_prepend (mask_items, dup);
2959 if (remove_original) {
2960 SPObject *item = SP_OBJECT (i->data);
2961 items_to_delete = g_slist_prepend (items_to_delete, item);
2962 }
2963 }
2965 g_slist_free (items);
2966 items = NULL;
2968 gchar const *attributeName = apply_clip_path ? "clip-path" : "mask";
2969 for (GSList *i = apply_to_items; NULL != i; i = i->next) {
2970 SPItem *item = reinterpret_cast<SPItem *>(i->data);
2971 // inverted object transform should be applied to a mask object,
2972 // as mask is calculated in user space (after applying transform)
2973 NR::Matrix maskTransform (item->transform.inverse());
2975 GSList *mask_items_dup = NULL;
2976 for (GSList *mask_item = mask_items; NULL != mask_item; mask_item = mask_item->next) {
2977 Inkscape::XML::Node *dup = reinterpret_cast<Inkscape::XML::Node *>(mask_item->data)->duplicate(xml_doc);
2978 mask_items_dup = g_slist_prepend (mask_items_dup, dup);
2979 }
2981 gchar const *mask_id = NULL;
2982 if (apply_clip_path) {
2983 mask_id = sp_clippath_create(mask_items_dup, doc, &maskTransform);
2984 } else {
2985 mask_id = sp_mask_create(mask_items_dup, doc, &maskTransform);
2986 }
2988 g_slist_free (mask_items_dup);
2989 mask_items_dup = NULL;
2991 SP_OBJECT_REPR(i->data)->setAttribute(attributeName, g_strdup_printf("url(#%s)", mask_id));
2992 }
2994 g_slist_free (mask_items);
2995 g_slist_free (apply_to_items);
2997 for (GSList *i = items_to_delete; NULL != i; i = i->next) {
2998 SPObject *item = SP_OBJECT (i->data);
2999 item->deleteObject (false);
3000 }
3001 g_slist_free (items_to_delete);
3003 if (apply_clip_path)
3004 sp_document_done (doc, SP_VERB_OBJECT_SET_CLIPPATH, _("Set clipping path"));
3005 else
3006 sp_document_done (doc, SP_VERB_OBJECT_SET_MASK, _("Set mask"));
3007 }
3009 void sp_selection_unset_mask(bool apply_clip_path) {
3010 SPDesktop *desktop = SP_ACTIVE_DESKTOP;
3011 if (desktop == NULL)
3012 return;
3014 SPDocument *doc = sp_desktop_document(desktop);
3015 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
3016 Inkscape::Selection *selection = sp_desktop_selection(desktop);
3018 // check if something is selected
3019 if (selection->isEmpty()) {
3020 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to remove clippath or mask from."));
3021 return;
3022 }
3024 bool remove_original = prefs_get_int_attribute ("options.maskobject", "remove", 1);
3025 sp_document_ensure_up_to_date(doc);
3027 gchar const *attributeName = apply_clip_path ? "clip-path" : "mask";
3028 std::map<SPObject*,SPItem*> referenced_objects;
3029 for (GSList const *i = selection->itemList(); NULL != i; i = i->next) {
3030 if (remove_original) {
3031 // remember referenced mask/clippath, so orphaned masks can be moved back to document
3032 SPItem *item = reinterpret_cast<SPItem *>(i->data);
3033 Inkscape::URIReference *uri_ref = NULL;
3035 if (apply_clip_path) {
3036 uri_ref = item->clip_ref;
3037 } else {
3038 uri_ref = item->mask_ref;
3039 }
3041 // collect distinct mask object (and associate with item to apply transform)
3042 if (NULL != uri_ref && NULL != uri_ref->getObject()) {
3043 referenced_objects[uri_ref->getObject()] = item;
3044 }
3045 }
3047 SP_OBJECT_REPR(i->data)->setAttribute(attributeName, "none");
3048 }
3050 // restore mask objects into a document
3051 for ( std::map<SPObject*,SPItem*>::iterator it = referenced_objects.begin() ; it != referenced_objects.end() ; ++it) {
3052 SPObject *obj = (*it).first;
3053 GSList *items_to_move = NULL;
3054 for (SPObject *child = sp_object_first_child(obj) ; child != NULL; child = SP_OBJECT_NEXT(child) ) {
3055 Inkscape::XML::Node *copy = SP_OBJECT_REPR(child)->duplicate(xml_doc);
3056 items_to_move = g_slist_prepend (items_to_move, copy);
3057 }
3059 if (!obj->isReferenced()) {
3060 // delete from defs if no other object references this mask
3061 obj->deleteObject(false);
3062 }
3064 // remember parent and position of the item to which the clippath/mask was applied
3065 Inkscape::XML::Node *parent = SP_OBJECT_REPR((*it).second)->parent();
3066 gint pos = SP_OBJECT_REPR((*it).second)->position();
3068 for (GSList *i = items_to_move; NULL != i; i = i->next) {
3069 Inkscape::XML::Node *repr = (Inkscape::XML::Node *)i->data;
3071 // insert into parent, restore pos
3072 parent->appendChild(repr);
3073 repr->setPosition((pos + 1) > 0 ? (pos + 1) : 0);
3075 SPItem *mask_item = (SPItem *) sp_desktop_document (desktop)->getObjectByRepr(repr);
3076 selection->add(repr);
3078 // transform mask, so it is moved the same spot where mask was applied
3079 NR::Matrix transform (mask_item->transform);
3080 transform *= (*it).second->transform;
3081 sp_item_write_transform(mask_item, SP_OBJECT_REPR(mask_item), transform);
3082 }
3084 g_slist_free (items_to_move);
3085 }
3087 if (apply_clip_path)
3088 sp_document_done (doc, SP_VERB_OBJECT_UNSET_CLIPPATH, _("Release clipping path"));
3089 else
3090 sp_document_done (doc, SP_VERB_OBJECT_UNSET_MASK, _("Release mask"));
3091 }
3093 void fit_canvas_to_selection(SPDesktop *desktop) {
3094 g_return_if_fail(desktop != NULL);
3095 SPDocument *doc = sp_desktop_document(desktop);
3097 g_return_if_fail(doc != NULL);
3098 g_return_if_fail(desktop->selection != NULL);
3100 if (desktop->selection->isEmpty()) {
3101 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to fit canvas to."));
3102 return;
3103 }
3104 NR::Maybe<NR::Rect> const bbox(desktop->selection->bounds());
3105 if (bbox && !bbox->isEmpty()) {
3106 doc->fitToRect(*bbox);
3107 }
3108 };
3110 void fit_canvas_to_drawing(SPDocument *doc) {
3111 g_return_if_fail(doc != NULL);
3113 sp_document_ensure_up_to_date(doc);
3114 SPItem const *const root = SP_ITEM(doc->root);
3115 NR::Maybe<NR::Rect> const bbox(root->getBounds(sp_item_i2r_affine(root)));
3116 if (bbox && !bbox->isEmpty()) {
3117 doc->fitToRect(*bbox);
3118 }
3119 };
3121 void fit_canvas_to_selection_or_drawing(SPDesktop *desktop) {
3122 g_return_if_fail(desktop != NULL);
3123 SPDocument *doc = sp_desktop_document(desktop);
3125 g_return_if_fail(doc != NULL);
3126 g_return_if_fail(desktop->selection != NULL);
3128 if (desktop->selection->isEmpty()) {
3129 fit_canvas_to_drawing(doc);
3130 } else {
3131 fit_canvas_to_selection(desktop);
3132 }
3134 sp_document_done(doc, SP_VERB_FIT_CANVAS_TO_DRAWING,
3135 _("Fit page to selection"));
3136 };
3138 static void itemtree_map(void (*f)(SPItem *, SPDesktop *), SPObject *root, SPDesktop *desktop) {
3139 // don't operate on layers
3140 if (SP_IS_ITEM(root) && !desktop->isLayer(SP_ITEM(root))) {
3141 f(SP_ITEM(root), desktop);
3142 }
3143 for ( SPObject::SiblingIterator iter = root->firstChild() ; iter ; ++iter ) {
3144 //don't recurse into locked layers
3145 if (!(SP_IS_ITEM(&*iter) && desktop->isLayer(SP_ITEM(&*iter)) && SP_ITEM(&*iter)->isLocked())) {
3146 itemtree_map(f, iter, desktop);
3147 }
3148 }
3149 }
3151 static void unlock(SPItem *item, SPDesktop */*desktop*/) {
3152 if (item->isLocked()) {
3153 item->setLocked(FALSE);
3154 }
3155 }
3157 static void unhide(SPItem *item, SPDesktop *desktop) {
3158 if (desktop->itemIsHidden(item)) {
3159 item->setExplicitlyHidden(FALSE);
3160 }
3161 }
3163 static void process_all(void (*f)(SPItem *, SPDesktop *), SPDesktop *dt, bool layer_only) {
3164 if (!dt) return;
3166 SPObject *root;
3167 if (layer_only) {
3168 root = dt->currentLayer();
3169 } else {
3170 root = dt->currentRoot();
3171 }
3173 itemtree_map(f, root, dt);
3174 }
3176 void unlock_all(SPDesktop *dt) {
3177 process_all(&unlock, dt, true);
3178 }
3180 void unlock_all_in_all_layers(SPDesktop *dt) {
3181 process_all(&unlock, dt, false);
3182 }
3184 void unhide_all(SPDesktop *dt) {
3185 process_all(&unhide, dt, true);
3186 }
3188 void unhide_all_in_all_layers(SPDesktop *dt) {
3189 process_all(&unhide, dt, false);
3190 }
3193 GSList * sp_selection_get_clipboard() {
3194 return clipboard;
3195 }
3198 /*
3199 Local Variables:
3200 mode:c++
3201 c-file-style:"stroustrup"
3202 c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
3203 indent-tabs-mode:nil
3204 fill-column:99
3205 End:
3206 */
3207 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :