badf27ecb45caa4d93541f5e806a371f43b66fd9
1 #define __SP_SELECTION_CHEMISTRY_C__
3 /** @file
4 * @brief 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 "selection-chemistry.h"
25 #include <gtkmm/clipboard.h>
27 #include "svg/svg.h"
28 #include "desktop.h"
29 #include "desktop-style.h"
30 #include "selection.h"
31 #include "tools-switch.h"
32 #include "desktop-handles.h"
33 #include "message-stack.h"
34 #include "sp-item-transform.h"
35 #include "marker.h"
36 #include "sp-use.h"
37 #include "sp-textpath.h"
38 #include "sp-tspan.h"
39 #include "sp-tref.h"
40 #include "sp-flowtext.h"
41 #include "sp-flowregion.h"
42 #include "text-editing.h"
43 #include "text-context.h"
44 #include "connector-context.h"
45 #include "sp-path.h"
46 #include "sp-conn-end.h"
47 #include "dropper-context.h"
48 #include <glibmm/i18n.h>
49 #include "libnr/nr-matrix-rotate-ops.h"
50 #include "libnr/nr-matrix-translate-ops.h"
51 #include "libnr/nr-scale-ops.h"
52 #include <libnr/nr-matrix-ops.h>
53 #include <2geom/transforms.h>
54 #include "xml/repr.h"
55 #include "style.h"
56 #include "document-private.h"
57 #include "sp-gradient.h"
58 #include "sp-gradient-reference.h"
59 #include "sp-linear-gradient-fns.h"
60 #include "sp-pattern.h"
61 #include "sp-radial-gradient-fns.h"
62 #include "sp-namedview.h"
63 #include "preferences.h"
64 #include "sp-offset.h"
65 #include "sp-clippath.h"
66 #include "sp-mask.h"
67 #include "file.h"
68 #include "helper/png-write.h"
69 #include "layer-fns.h"
70 #include "context-fns.h"
71 #include <map>
72 #include <cstring>
73 #include <string>
74 #include "helper/units.h"
75 #include "sp-item.h"
76 #include "box3d.h"
77 #include "unit-constants.h"
78 #include "xml/simple-document.h"
79 #include "sp-filter-reference.h"
80 #include "gradient-drag.h"
81 #include "uri-references.h"
82 #include "libnr/nr-convert2geom.h"
83 #include "display/curve.h"
84 #include "display/canvas-bpath.h"
85 #include "inkscape-private.h"
87 // For clippath editing
88 #include "tools-switch.h"
89 #include "shape-editor.h"
90 #include "node-context.h"
91 #include "nodepath.h"
93 #include "ui/clipboard.h"
95 using Geom::X;
96 using Geom::Y;
98 /* The clipboard handling is in ui/clipboard.cpp now. There are some legacy functions left here,
99 because the layer manipulation code uses them. It should be rewritten specifically
100 for that purpose. */
102 /**
103 * Copies repr and its inherited css style elements, along with the accumulated transform 'full_t',
104 * then prepends the copy to 'clip'.
105 */
106 void sp_selection_copy_one (Inkscape::XML::Node *repr, Geom::Matrix full_t, GSList **clip, Inkscape::XML::Document* xml_doc)
107 {
108 Inkscape::XML::Node *copy = repr->duplicate(xml_doc);
110 // copy complete inherited style
111 SPCSSAttr *css = sp_repr_css_attr_inherited(repr, "style");
112 sp_repr_css_set(copy, css, "style");
113 sp_repr_css_attr_unref(css);
115 // write the complete accumulated transform passed to us
116 // (we're dealing with unattached repr, so we write to its attr
117 // instead of using sp_item_set_transform)
118 gchar *affinestr=sp_svg_transform_write(full_t);
119 copy->setAttribute("transform", affinestr);
120 g_free(affinestr);
122 *clip = g_slist_prepend(*clip, copy);
123 }
125 void sp_selection_copy_impl (GSList const *items, GSList **clip, Inkscape::XML::Document* xml_doc)
126 {
127 // Sort items:
128 GSList *sorted_items = g_slist_copy ((GSList *) items);
129 sorted_items = g_slist_sort((GSList *) sorted_items, (GCompareFunc) sp_object_compare_position);
131 // Copy item reprs:
132 for (GSList *i = (GSList *) sorted_items; i != NULL; i = i->next) {
133 sp_selection_copy_one (SP_OBJECT_REPR (i->data), sp_item_i2doc_affine(SP_ITEM (i->data)), clip, xml_doc);
134 }
136 *clip = g_slist_reverse(*clip);
137 g_slist_free ((GSList *) sorted_items);
138 }
140 GSList *sp_selection_paste_impl (SPDocument *doc, SPObject *parent, GSList **clip)
141 {
142 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
144 GSList *copied = NULL;
145 // add objects to document
146 for (GSList *l = *clip; l != NULL; l = l->next) {
147 Inkscape::XML::Node *repr = (Inkscape::XML::Node *) l->data;
148 Inkscape::XML::Node *copy = repr->duplicate(xml_doc);
150 // premultiply the item transform by the accumulated parent transform in the paste layer
151 Geom::Matrix local (sp_item_i2doc_affine(SP_ITEM(parent)));
152 if (!local.isIdentity()) {
153 gchar const *t_str = copy->attribute("transform");
154 Geom::Matrix item_t (Geom::identity());
155 if (t_str)
156 sp_svg_transform_read(t_str, &item_t);
157 item_t *= local.inverse();
158 // (we're dealing with unattached repr, so we write to its attr instead of using sp_item_set_transform)
159 gchar *affinestr=sp_svg_transform_write(item_t);
160 copy->setAttribute("transform", affinestr);
161 g_free(affinestr);
162 }
164 parent->appendChildRepr(copy);
165 copied = g_slist_prepend(copied, copy);
166 Inkscape::GC::release(copy);
167 }
168 return copied;
169 }
171 void sp_selection_delete_impl(GSList const *items, bool propagate = true, bool propagate_descendants = true)
172 {
173 for (GSList const *i = items ; i ; i = i->next ) {
174 sp_object_ref((SPObject *)i->data, NULL);
175 }
176 for (GSList const *i = items; i != NULL; i = i->next) {
177 SPItem *item = (SPItem *) i->data;
178 SP_OBJECT(item)->deleteObject(propagate, propagate_descendants);
179 sp_object_unref((SPObject *)item, NULL);
180 }
181 }
184 void sp_selection_delete(SPDesktop *desktop)
185 {
186 if (desktop == NULL) {
187 return;
188 }
190 if (tools_isactive (desktop, TOOLS_TEXT))
191 if (sp_text_delete_selection(desktop->event_context)) {
192 sp_document_done(sp_desktop_document(desktop), SP_VERB_CONTEXT_TEXT,
193 _("Delete text"));
194 return;
195 }
197 Inkscape::Selection *selection = sp_desktop_selection(desktop);
199 // check if something is selected
200 if (selection->isEmpty()) {
201 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("<b>Nothing</b> was deleted."));
202 return;
203 }
205 GSList const *selected = g_slist_copy(const_cast<GSList *>(selection->itemList()));
206 selection->clear();
207 sp_selection_delete_impl (selected);
208 g_slist_free ((GSList *) selected);
210 /* a tool may have set up private information in it's selection context
211 * that depends on desktop items. I think the only sane way to deal with
212 * this currently is to reset the current tool, which will reset it's
213 * associated selection context. For example: deleting an object
214 * while moving it around the canvas.
215 */
216 tools_switch ( desktop, tools_active ( desktop ) );
218 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_DELETE,
219 _("Delete"));
220 }
222 void add_ids_recursive (std::vector<const gchar *> &ids, SPObject *obj)
223 {
224 if (!obj)
225 return;
227 ids.push_back(SP_OBJECT_ID(obj));
229 if (SP_IS_GROUP(obj)) {
230 for (SPObject *child = sp_object_first_child(obj) ; child != NULL; child = SP_OBJECT_NEXT(child) ) {
231 add_ids_recursive (ids, child);
232 }
233 }
234 }
236 void sp_selection_duplicate(SPDesktop *desktop, bool suppressDone)
237 {
238 if (desktop == NULL)
239 return;
241 SPDocument *doc = desktop->doc();
242 Inkscape::XML::Document* xml_doc = sp_document_repr_doc(doc);
243 Inkscape::Selection *selection = sp_desktop_selection(desktop);
245 // check if something is selected
246 if (selection->isEmpty()) {
247 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to duplicate."));
248 return;
249 }
251 GSList *reprs = g_slist_copy((GSList *) selection->reprList());
253 selection->clear();
255 // sorting items from different parents sorts each parent's subset without possibly mixing
256 // them, just what we need
257 reprs = g_slist_sort(reprs, (GCompareFunc) sp_repr_compare_position);
259 GSList *newsel = NULL;
261 std::vector<const gchar *> old_ids;
262 std::vector<const gchar *> new_ids;
263 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
264 bool relink_clones = prefs->getBool("/options/relinkclonesonduplicate/value");
266 while (reprs) {
267 Inkscape::XML::Node *old_repr = (Inkscape::XML::Node *) reprs->data;
268 Inkscape::XML::Node *parent = old_repr->parent();
269 Inkscape::XML::Node *copy = old_repr->duplicate(xml_doc);
271 parent->appendChild(copy);
273 if (relink_clones) {
274 SPObject *old_obj = doc->getObjectByRepr(old_repr);
275 SPObject *new_obj = doc->getObjectByRepr(copy);
276 add_ids_recursive (old_ids, old_obj);
277 add_ids_recursive (new_ids, new_obj);
278 }
280 newsel = g_slist_prepend(newsel, copy);
281 reprs = g_slist_remove(reprs, reprs->data);
282 Inkscape::GC::release(copy);
283 }
285 if (relink_clones) {
287 g_assert (old_ids.size() == new_ids.size());
289 for(unsigned int i = 0; i < old_ids.size(); i++) {
290 const gchar *id = old_ids[i];
291 SPObject *old_clone = doc->getObjectById(id);
292 if (SP_IS_USE(old_clone)) {
293 SPItem *orig = sp_use_get_original(SP_USE(old_clone));
294 for(unsigned int j = 0; j < old_ids.size(); j++) {
295 if (!strcmp(SP_OBJECT_ID(orig), old_ids[j])) {
296 // we have both orig and clone in selection, relink
297 // std::cout << id << " old, its ori: " << SP_OBJECT_ID(orig) << "; will relink:" << new_ids[i] << " to " << new_ids[j] << "\n";
298 gchar *newref = g_strdup_printf ("#%s", new_ids[j]);
299 SPObject *new_clone = doc->getObjectById(new_ids[i]);
300 SP_OBJECT_REPR(new_clone)->setAttribute("xlink:href", newref);
301 new_clone->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG);
302 g_free (newref);
303 }
304 }
305 }
306 }
307 }
310 if ( !suppressDone ) {
311 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_DUPLICATE,
312 _("Duplicate"));
313 }
315 selection->setReprList(newsel);
317 g_slist_free(newsel);
318 }
320 void sp_edit_clear_all(SPDesktop *dt)
321 {
322 if (!dt)
323 return;
325 SPDocument *doc = sp_desktop_document(dt);
326 sp_desktop_selection(dt)->clear();
328 g_return_if_fail(SP_IS_GROUP(dt->currentLayer()));
329 GSList *items = sp_item_group_item_list(SP_GROUP(dt->currentLayer()));
331 while (items) {
332 SP_OBJECT (items->data)->deleteObject();
333 items = g_slist_remove(items, items->data);
334 }
336 sp_document_done(doc, SP_VERB_EDIT_CLEAR_ALL,
337 _("Delete all"));
338 }
340 GSList *
341 get_all_items (GSList *list, SPObject *from, SPDesktop *desktop, bool onlyvisible, bool onlysensitive, GSList const *exclude)
342 {
343 for (SPObject *child = sp_object_first_child(SP_OBJECT(from)) ; child != NULL; child = SP_OBJECT_NEXT(child) ) {
344 if (SP_IS_ITEM(child) &&
345 !desktop->isLayer(SP_ITEM(child)) &&
346 (!onlysensitive || !SP_ITEM(child)->isLocked()) &&
347 (!onlyvisible || !desktop->itemIsHidden(SP_ITEM(child))) &&
348 (!exclude || !g_slist_find ((GSList *) exclude, child))
349 )
350 {
351 list = g_slist_prepend (list, SP_ITEM(child));
352 }
354 if (SP_IS_ITEM(child) && desktop->isLayer(SP_ITEM(child))) {
355 list = get_all_items (list, child, desktop, onlyvisible, onlysensitive, exclude);
356 }
357 }
359 return list;
360 }
362 void sp_edit_select_all_full (SPDesktop *dt, bool force_all_layers, bool invert)
363 {
364 if (!dt)
365 return;
367 Inkscape::Selection *selection = sp_desktop_selection(dt);
369 g_return_if_fail(SP_IS_GROUP(dt->currentLayer()));
371 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
372 PrefsSelectionContext inlayer = (PrefsSelectionContext) prefs->getInt("/options/kbselection/inlayer", PREFS_SELECTION_LAYER);
373 bool onlyvisible = prefs->getBool("/options/kbselection/onlyvisible", true);
374 bool onlysensitive = prefs->getBool("/options/kbselection/onlysensitive", true);
376 GSList *items = NULL;
378 GSList const *exclude = NULL;
379 if (invert) {
380 exclude = selection->itemList();
381 }
383 if (force_all_layers)
384 inlayer = PREFS_SELECTION_ALL;
386 switch (inlayer) {
387 case PREFS_SELECTION_LAYER: {
388 if ( (onlysensitive && SP_ITEM(dt->currentLayer())->isLocked()) ||
389 (onlyvisible && dt->itemIsHidden(SP_ITEM(dt->currentLayer()))) )
390 return;
392 GSList *all_items = sp_item_group_item_list(SP_GROUP(dt->currentLayer()));
394 for (GSList *i = all_items; i; i = i->next) {
395 SPItem *item = SP_ITEM (i->data);
397 if (item && (!onlysensitive || !item->isLocked())) {
398 if (!onlyvisible || !dt->itemIsHidden(item)) {
399 if (!dt->isLayer(item)) {
400 if (!invert || !g_slist_find ((GSList *) exclude, item)) {
401 items = g_slist_prepend (items, item); // leave it in the list
402 }
403 }
404 }
405 }
406 }
408 g_slist_free (all_items);
409 break;
410 }
411 case PREFS_SELECTION_LAYER_RECURSIVE: {
412 items = get_all_items (NULL, dt->currentLayer(), dt, onlyvisible, onlysensitive, exclude);
413 break;
414 }
415 default: {
416 items = get_all_items (NULL, dt->currentRoot(), dt, onlyvisible, onlysensitive, exclude);
417 break;
418 }
419 }
421 selection->setList (items);
423 if (items) {
424 g_slist_free (items);
425 }
426 }
428 void sp_edit_select_all (SPDesktop *desktop)
429 {
430 sp_edit_select_all_full (desktop, false, false);
431 }
433 void sp_edit_select_all_in_all_layers (SPDesktop *desktop)
434 {
435 sp_edit_select_all_full (desktop, true, false);
436 }
438 void sp_edit_invert (SPDesktop *desktop)
439 {
440 sp_edit_select_all_full (desktop, false, true);
441 }
443 void sp_edit_invert_in_all_layers (SPDesktop *desktop)
444 {
445 sp_edit_select_all_full (desktop, true, true);
446 }
448 void sp_selection_group(SPDesktop *desktop)
449 {
450 if (desktop == NULL)
451 return;
453 SPDocument *doc = sp_desktop_document (desktop);
454 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
456 Inkscape::Selection *selection = sp_desktop_selection(desktop);
458 // Check if something is selected.
459 if (selection->isEmpty()) {
460 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>some objects</b> to group."));
461 return;
462 }
464 GSList const *l = (GSList *) selection->reprList();
466 GSList *p = g_slist_copy((GSList *) l);
468 selection->clear();
470 p = g_slist_sort(p, (GCompareFunc) sp_repr_compare_position);
472 // Remember the position and parent of the topmost object.
473 gint topmost = ((Inkscape::XML::Node *) g_slist_last(p)->data)->position();
474 Inkscape::XML::Node *topmost_parent = ((Inkscape::XML::Node *) g_slist_last(p)->data)->parent();
476 Inkscape::XML::Node *group = xml_doc->createElement("svg:g");
478 while (p) {
479 Inkscape::XML::Node *current = (Inkscape::XML::Node *) p->data;
481 if (current->parent() == topmost_parent) {
482 Inkscape::XML::Node *spnew = current->duplicate(xml_doc);
483 sp_repr_unparent(current);
484 group->appendChild(spnew);
485 Inkscape::GC::release(spnew);
486 topmost --; // only reduce count for those items deleted from topmost_parent
487 } else { // move it to topmost_parent first
488 GSList *temp_clip = NULL;
490 // At this point, current may already have no item, due to its being a clone whose original is already moved away
491 // So we copy it artificially calculating the transform from its repr->attr("transform") and the parent transform
492 gchar const *t_str = current->attribute("transform");
493 Geom::Matrix item_t (Geom::identity());
494 if (t_str)
495 sp_svg_transform_read(t_str, &item_t);
496 item_t *= sp_item_i2doc_affine(SP_ITEM(doc->getObjectByRepr(current->parent())));
497 //FIXME: when moving both clone and original from a transformed group (either by
498 //grouping into another parent, or by cut/paste) the transform from the original's
499 //parent becomes embedded into original itself, and this affects its clones. Fix
500 //this by remembering the transform diffs we write to each item into an array and
501 //then, if this is clone, looking up its original in that array and pre-multiplying
502 //it by the inverse of that original's transform diff.
504 sp_selection_copy_one (current, item_t, &temp_clip, xml_doc);
505 sp_repr_unparent(current);
507 // paste into topmost_parent (temporarily)
508 GSList *copied = sp_selection_paste_impl (doc, doc->getObjectByRepr(topmost_parent), &temp_clip);
509 if (temp_clip) g_slist_free (temp_clip);
510 if (copied) { // if success,
511 // take pasted object (now in topmost_parent)
512 Inkscape::XML::Node *in_topmost = (Inkscape::XML::Node *) copied->data;
513 // make a copy
514 Inkscape::XML::Node *spnew = in_topmost->duplicate(xml_doc);
515 // remove pasted
516 sp_repr_unparent(in_topmost);
517 // put its copy into group
518 group->appendChild(spnew);
519 Inkscape::GC::release(spnew);
520 g_slist_free (copied);
521 }
522 }
523 p = g_slist_remove(p, current);
524 }
526 // Add the new group to the topmost members' parent
527 topmost_parent->appendChild(group);
529 // Move to the position of the topmost, reduced by the number of items deleted from topmost_parent
530 group->setPosition(topmost + 1);
532 sp_document_done(sp_desktop_document(desktop), SP_VERB_SELECTION_GROUP,
533 _("Group"));
535 selection->set(group);
536 Inkscape::GC::release(group);
537 }
539 void sp_selection_ungroup(SPDesktop *desktop)
540 {
541 if (desktop == NULL)
542 return;
544 Inkscape::Selection *selection = sp_desktop_selection(desktop);
546 if (selection->isEmpty()) {
547 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select a <b>group</b> to ungroup."));
548 return;
549 }
551 GSList *items = g_slist_copy((GSList *) selection->itemList());
552 selection->clear();
554 // Get a copy of current selection.
555 GSList *new_select = NULL;
556 bool ungrouped = false;
557 for (GSList *i = items;
558 i != NULL;
559 i = i->next)
560 {
561 SPItem *group = (SPItem *) i->data;
563 // when ungrouping cloned groups with their originals, some objects that were selected may no more exist due to unlinking
564 if (!SP_IS_OBJECT(group)) {
565 continue;
566 }
568 /* We do not allow ungrouping <svg> etc. (lauris) */
569 if (strcmp(SP_OBJECT_REPR(group)->name(), "svg:g") && strcmp(SP_OBJECT_REPR(group)->name(), "svg:switch")) {
570 // keep the non-group item in the new selection
571 selection->add(group);
572 continue;
573 }
575 GSList *children = NULL;
576 /* This is not strictly required, but is nicer to rely on group ::destroy (lauris) */
577 sp_item_group_ungroup(SP_GROUP(group), &children, false);
578 ungrouped = true;
579 // Add ungrouped items to the new selection.
580 new_select = g_slist_concat(new_select, children);
581 }
583 if (new_select) { // Set new selection.
584 selection->addList(new_select);
585 g_slist_free(new_select);
586 }
587 if (!ungrouped) {
588 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("<b>No groups</b> to ungroup in the selection."));
589 }
591 g_slist_free(items);
593 sp_document_done(sp_desktop_document(desktop), SP_VERB_SELECTION_UNGROUP,
594 _("Ungroup"));
595 }
597 /** Replace all groups in the list with their member objects, recursively; returns a new list, frees old */
598 GSList *
599 sp_degroup_list (GSList *items)
600 {
601 GSList *out = NULL;
602 bool has_groups = false;
603 for (GSList *item = items; item; item = item->next) {
604 if (!SP_IS_GROUP(item->data)) {
605 out = g_slist_prepend(out, item->data);
606 } else {
607 has_groups = true;
608 GSList *members = sp_item_group_item_list (SP_GROUP(item->data));
609 for (GSList *member = members; member; member = member->next) {
610 out = g_slist_prepend(out, member->data);
611 }
612 g_slist_free (members);
613 }
614 }
615 out = g_slist_reverse (out);
616 g_slist_free (items);
618 if (has_groups) { // recurse if we unwrapped a group - it may have contained others
619 out = sp_degroup_list (out);
620 }
622 return out;
623 }
626 /** If items in the list have a common parent, return it, otherwise return NULL */
627 static SPGroup *
628 sp_item_list_common_parent_group(GSList const *items)
629 {
630 if (!items) {
631 return NULL;
632 }
633 SPObject *parent = SP_OBJECT_PARENT(items->data);
634 /* Strictly speaking this CAN happen, if user selects <svg> from Inkscape::XML editor */
635 if (!SP_IS_GROUP(parent)) {
636 return NULL;
637 }
638 for (items = items->next; items; items = items->next) {
639 if (SP_OBJECT_PARENT(items->data) != parent) {
640 return NULL;
641 }
642 }
644 return SP_GROUP(parent);
645 }
647 /** Finds out the minimum common bbox of the selected items. */
648 static Geom::OptRect
649 enclose_items(GSList const *items)
650 {
651 g_assert(items != NULL);
653 Geom::OptRect r;
654 for (GSList const *i = items; i; i = i->next) {
655 r = Geom::unify(r, sp_item_bbox_desktop((SPItem *) i->data));
656 }
657 return r;
658 }
660 SPObject *
661 prev_sibling(SPObject *child)
662 {
663 SPObject *parent = SP_OBJECT_PARENT(child);
664 if (!SP_IS_GROUP(parent)) {
665 return NULL;
666 }
667 for ( SPObject *i = sp_object_first_child(parent) ; i; i = SP_OBJECT_NEXT(i) ) {
668 if (i->next == child)
669 return i;
670 }
671 return NULL;
672 }
674 void
675 sp_selection_raise(SPDesktop *desktop)
676 {
677 if (!desktop)
678 return;
680 Inkscape::Selection *selection = sp_desktop_selection(desktop);
682 GSList const *items = (GSList *) selection->itemList();
683 if (!items) {
684 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to raise."));
685 return;
686 }
688 SPGroup const *group = sp_item_list_common_parent_group(items);
689 if (!group) {
690 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("You cannot raise/lower objects from <b>different groups</b> or <b>layers</b>."));
691 return;
692 }
694 Inkscape::XML::Node *grepr = SP_OBJECT_REPR(group);
696 /* Construct reverse-ordered list of selected children. */
697 GSList *rev = g_slist_copy((GSList *) items);
698 rev = g_slist_sort(rev, (GCompareFunc) sp_item_repr_compare_position);
700 // Determine the common bbox of the selected items.
701 Geom::OptRect selected = enclose_items(items);
703 // Iterate over all objects in the selection (starting from top).
704 if (selected) {
705 while (rev) {
706 SPObject *child = SP_OBJECT(rev->data);
707 // for each selected object, find the next sibling
708 for (SPObject *newref = child->next; newref; newref = newref->next) {
709 // if the sibling is an item AND overlaps our selection,
710 if (SP_IS_ITEM(newref)) {
711 Geom::OptRect newref_bbox = sp_item_bbox_desktop(SP_ITEM(newref));
712 if ( newref_bbox && selected->intersects(*newref_bbox) ) {
713 // AND if it's not one of our selected objects,
714 if (!g_slist_find((GSList *) items, newref)) {
715 // move the selected object after that sibling
716 grepr->changeOrder(SP_OBJECT_REPR(child), SP_OBJECT_REPR(newref));
717 }
718 break;
719 }
720 }
721 }
722 rev = g_slist_remove(rev, child);
723 }
724 } else {
725 g_slist_free(rev);
726 }
728 sp_document_done(sp_desktop_document(desktop), SP_VERB_SELECTION_RAISE,
729 //TRANSLATORS: Only put the word "Raise" in the translation. Means "to raise an object" in the undo history
730 Q_("undo_action|Raise"));
731 }
733 void sp_selection_raise_to_top(SPDesktop *desktop)
734 {
735 if (desktop == NULL)
736 return;
738 SPDocument *document = sp_desktop_document(desktop);
739 Inkscape::Selection *selection = sp_desktop_selection(desktop);
741 if (selection->isEmpty()) {
742 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to raise to top."));
743 return;
744 }
746 GSList const *items = (GSList *) selection->itemList();
748 SPGroup const *group = sp_item_list_common_parent_group(items);
749 if (!group) {
750 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("You cannot raise/lower objects from <b>different groups</b> or <b>layers</b>."));
751 return;
752 }
754 GSList *rl = g_slist_copy((GSList *) selection->reprList());
755 rl = g_slist_sort(rl, (GCompareFunc) sp_repr_compare_position);
757 for (GSList *l = rl; l != NULL; l = l->next) {
758 Inkscape::XML::Node *repr = (Inkscape::XML::Node *) l->data;
759 repr->setPosition(-1);
760 }
762 g_slist_free(rl);
764 sp_document_done(document, SP_VERB_SELECTION_TO_FRONT,
765 _("Raise to top"));
766 }
768 void
769 sp_selection_lower(SPDesktop *desktop)
770 {
771 if (desktop == NULL)
772 return;
774 Inkscape::Selection *selection = sp_desktop_selection(desktop);
776 GSList const *items = (GSList *) selection->itemList();
777 if (!items) {
778 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to lower."));
779 return;
780 }
782 SPGroup const *group = sp_item_list_common_parent_group(items);
783 if (!group) {
784 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("You cannot raise/lower objects from <b>different groups</b> or <b>layers</b>."));
785 return;
786 }
788 Inkscape::XML::Node *grepr = SP_OBJECT_REPR(group);
790 // Determine the common bbox of the selected items.
791 Geom::OptRect selected = enclose_items(items);
793 /* Construct direct-ordered list of selected children. */
794 GSList *rev = g_slist_copy((GSList *) items);
795 rev = g_slist_sort(rev, (GCompareFunc) sp_item_repr_compare_position);
796 rev = g_slist_reverse(rev);
798 // Iterate over all objects in the selection (starting from top).
799 if (selected) {
800 while (rev) {
801 SPObject *child = SP_OBJECT(rev->data);
802 // for each selected object, find the prev sibling
803 for (SPObject *newref = prev_sibling(child); newref; newref = prev_sibling(newref)) {
804 // if the sibling is an item AND overlaps our selection,
805 if (SP_IS_ITEM(newref)) {
806 Geom::OptRect ref_bbox = sp_item_bbox_desktop(SP_ITEM(newref));
807 if ( ref_bbox && selected->intersects(*ref_bbox) ) {
808 // AND if it's not one of our selected objects,
809 if (!g_slist_find((GSList *) items, newref)) {
810 // move the selected object before that sibling
811 SPObject *put_after = prev_sibling(newref);
812 if (put_after)
813 grepr->changeOrder(SP_OBJECT_REPR(child), SP_OBJECT_REPR(put_after));
814 else
815 SP_OBJECT_REPR(child)->setPosition(0);
816 }
817 break;
818 }
819 }
820 }
821 rev = g_slist_remove(rev, child);
822 }
823 } else {
824 g_slist_free(rev);
825 }
827 sp_document_done(sp_desktop_document(desktop), SP_VERB_SELECTION_LOWER,
828 _("Lower"));
829 }
831 void sp_selection_lower_to_bottom(SPDesktop *desktop)
832 {
833 if (desktop == NULL)
834 return;
836 SPDocument *document = sp_desktop_document(desktop);
837 Inkscape::Selection *selection = sp_desktop_selection(desktop);
839 if (selection->isEmpty()) {
840 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to lower to bottom."));
841 return;
842 }
844 GSList const *items = (GSList *) selection->itemList();
846 SPGroup const *group = sp_item_list_common_parent_group(items);
847 if (!group) {
848 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("You cannot raise/lower objects from <b>different groups</b> or <b>layers</b>."));
849 return;
850 }
852 GSList *rl;
853 rl = g_slist_copy((GSList *) selection->reprList());
854 rl = g_slist_sort(rl, (GCompareFunc) sp_repr_compare_position);
855 rl = g_slist_reverse(rl);
857 for (GSList *l = rl; l != NULL; l = l->next) {
858 gint minpos;
859 SPObject *pp, *pc;
860 Inkscape::XML::Node *repr = (Inkscape::XML::Node *) l->data;
861 pp = document->getObjectByRepr(sp_repr_parent(repr));
862 minpos = 0;
863 g_assert(SP_IS_GROUP(pp));
864 pc = sp_object_first_child(pp);
865 while (!SP_IS_ITEM(pc)) {
866 minpos += 1;
867 pc = pc->next;
868 }
869 repr->setPosition(minpos);
870 }
872 g_slist_free(rl);
874 sp_document_done(document, SP_VERB_SELECTION_TO_BACK,
875 _("Lower to bottom"));
876 }
878 void
879 sp_undo(SPDesktop *desktop, SPDocument *)
880 {
881 if (!sp_document_undo(sp_desktop_document(desktop)))
882 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Nothing to undo."));
883 }
885 void
886 sp_redo(SPDesktop *desktop, SPDocument *)
887 {
888 if (!sp_document_redo(sp_desktop_document(desktop)))
889 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Nothing to redo."));
890 }
892 void sp_selection_cut(SPDesktop *desktop)
893 {
894 sp_selection_copy();
895 sp_selection_delete(desktop);
896 }
898 /**
899 * \pre item != NULL
900 */
901 SPCSSAttr *
902 take_style_from_item (SPItem *item)
903 {
904 // write the complete cascaded style, context-free
905 SPCSSAttr *css = sp_css_attr_from_object (SP_OBJECT(item), SP_STYLE_FLAG_ALWAYS);
906 if (css == NULL)
907 return NULL;
909 if ((SP_IS_GROUP(item) && SP_OBJECT(item)->children) ||
910 (SP_IS_TEXT (item) && SP_OBJECT(item)->children && SP_OBJECT(item)->children->next == NULL)) {
911 // if this is a text with exactly one tspan child, merge the style of that tspan as well
912 // If this is a group, merge the style of its topmost (last) child with style
913 for (SPObject *last_element = item->lastChild(); last_element != NULL; last_element = SP_OBJECT_PREV (last_element)) {
914 if (SP_OBJECT_STYLE (last_element) != NULL) {
915 SPCSSAttr *temp = sp_css_attr_from_object (last_element, SP_STYLE_FLAG_IFSET);
916 if (temp) {
917 sp_repr_css_merge (css, temp);
918 sp_repr_css_attr_unref (temp);
919 }
920 break;
921 }
922 }
923 }
924 if (!(SP_IS_TEXT (item) || SP_IS_TSPAN (item) || SP_IS_TREF(item) || SP_IS_STRING (item))) {
925 // do not copy text properties from non-text objects, it's confusing
926 css = sp_css_attr_unset_text (css);
927 }
929 // FIXME: also transform gradient/pattern fills, by forking? NO, this must be nondestructive
930 double ex = to_2geom(sp_item_i2doc_affine(item)).descrim();
931 if (ex != 1.0) {
932 css = sp_css_attr_scale (css, ex);
933 }
935 return css;
936 }
939 void sp_selection_copy()
940 {
941 Inkscape::UI::ClipboardManager *cm = Inkscape::UI::ClipboardManager::get();
942 cm->copy();
943 }
945 void sp_selection_paste(SPDesktop *desktop, bool in_place)
946 {
947 Inkscape::UI::ClipboardManager *cm = Inkscape::UI::ClipboardManager::get();
948 if(cm->paste(in_place))
949 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_PASTE, _("Paste"));
950 }
952 void sp_selection_paste_style(SPDesktop *desktop)
953 {
954 Inkscape::UI::ClipboardManager *cm = Inkscape::UI::ClipboardManager::get();
955 if(cm->pasteStyle())
956 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_PASTE_STYLE, _("Paste style"));
957 }
960 void sp_selection_paste_livepatheffect(SPDesktop *desktop)
961 {
962 Inkscape::UI::ClipboardManager *cm = Inkscape::UI::ClipboardManager::get();
963 if(cm->pastePathEffect())
964 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_PASTE_LIVEPATHEFFECT,
965 _("Paste live path effect"));
966 }
969 void sp_selection_remove_livepatheffect_impl(SPItem *item)
970 {
971 if ( item && SP_IS_LPE_ITEM(item) ) {
972 sp_lpe_item_remove_all_path_effects(SP_LPE_ITEM(item), false);
973 }
974 }
976 void sp_selection_remove_livepatheffect(SPDesktop *desktop)
977 {
978 if (desktop == NULL) return;
980 Inkscape::Selection *selection = sp_desktop_selection(desktop);
982 // check if something is selected
983 if (selection->isEmpty()) {
984 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to remove live path effects from."));
985 return;
986 }
988 for ( GSList const *itemlist = selection->itemList(); itemlist != NULL; itemlist = g_slist_next(itemlist) ) {
989 SPItem *item = reinterpret_cast<SPItem*>(itemlist->data);
991 sp_selection_remove_livepatheffect_impl(item);
993 }
995 sp_document_done(sp_desktop_document (desktop), SP_VERB_EDIT_REMOVE_LIVEPATHEFFECT,
996 _("Remove live path effect"));
997 }
999 void sp_selection_remove_filter (SPDesktop *desktop)
1000 {
1001 if (desktop == NULL) return;
1003 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1005 // check if something is selected
1006 if (selection->isEmpty()) {
1007 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to remove filters from."));
1008 return;
1009 }
1011 SPCSSAttr *css = sp_repr_css_attr_new();
1012 sp_repr_css_unset_property(css, "filter");
1013 sp_desktop_set_style(desktop, css);
1014 sp_repr_css_attr_unref(css);
1016 sp_document_done(sp_desktop_document (desktop), SP_VERB_EDIT_REMOVE_FILTER,
1017 _("Remove filter"));
1018 }
1021 void sp_selection_paste_size (SPDesktop *desktop, bool apply_x, bool apply_y)
1022 {
1023 Inkscape::UI::ClipboardManager *cm = Inkscape::UI::ClipboardManager::get();
1024 if(cm->pasteSize(false, apply_x, apply_y))
1025 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_PASTE_SIZE,
1026 _("Paste size"));
1027 }
1029 void sp_selection_paste_size_separately (SPDesktop *desktop, bool apply_x, bool apply_y)
1030 {
1031 Inkscape::UI::ClipboardManager *cm = Inkscape::UI::ClipboardManager::get();
1032 if(cm->pasteSize(true, apply_x, apply_y))
1033 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_PASTE_SIZE_SEPARATELY,
1034 _("Paste size separately"));
1035 }
1037 void sp_selection_to_next_layer(SPDesktop *dt, bool suppressDone)
1038 {
1039 Inkscape::Selection *selection = sp_desktop_selection(dt);
1041 // check if something is selected
1042 if (selection->isEmpty()) {
1043 dt->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to move to the layer above."));
1044 return;
1045 }
1047 GSList const *items = g_slist_copy ((GSList *) selection->itemList());
1049 bool no_more = false; // Set to true, if no more layers above
1050 SPObject *next=Inkscape::next_layer(dt->currentRoot(), dt->currentLayer());
1051 if (next) {
1052 GSList *temp_clip = NULL;
1053 sp_selection_copy_impl (items, &temp_clip, sp_document_repr_doc(dt->doc()));
1054 sp_selection_delete_impl (items, false, false);
1055 next=Inkscape::next_layer(dt->currentRoot(), dt->currentLayer()); // Fixes bug 1482973: crash while moving layers
1056 GSList *copied;
1057 if(next) {
1058 copied = sp_selection_paste_impl (sp_desktop_document (dt), next, &temp_clip);
1059 } else {
1060 copied = sp_selection_paste_impl (sp_desktop_document (dt), dt->currentLayer(), &temp_clip);
1061 no_more = true;
1062 }
1063 selection->setReprList((GSList const *) copied);
1064 g_slist_free (copied);
1065 if (temp_clip) g_slist_free (temp_clip);
1066 if (next) dt->setCurrentLayer(next);
1067 if ( !suppressDone ) {
1068 sp_document_done(sp_desktop_document (dt), SP_VERB_LAYER_MOVE_TO_NEXT,
1069 _("Raise to next layer"));
1070 }
1071 } else {
1072 no_more = true;
1073 }
1075 if (no_more) {
1076 dt->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("No more layers above."));
1077 }
1079 g_slist_free ((GSList *) items);
1080 }
1082 void sp_selection_to_prev_layer(SPDesktop *dt, bool suppressDone)
1083 {
1084 Inkscape::Selection *selection = sp_desktop_selection(dt);
1086 // check if something is selected
1087 if (selection->isEmpty()) {
1088 dt->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to move to the layer below."));
1089 return;
1090 }
1092 GSList const *items = g_slist_copy ((GSList *) selection->itemList());
1094 bool no_more = false; // Set to true, if no more layers below
1095 SPObject *next=Inkscape::previous_layer(dt->currentRoot(), dt->currentLayer());
1096 if (next) {
1097 GSList *temp_clip = NULL;
1098 sp_selection_copy_impl (items, &temp_clip, sp_document_repr_doc(dt->doc())); // we're in the same doc, so no need to copy defs
1099 sp_selection_delete_impl (items, false, false);
1100 next=Inkscape::previous_layer(dt->currentRoot(), dt->currentLayer()); // Fixes bug 1482973: crash while moving layers
1101 GSList *copied;
1102 if(next) {
1103 copied = sp_selection_paste_impl (sp_desktop_document (dt), next, &temp_clip);
1104 } else {
1105 copied = sp_selection_paste_impl (sp_desktop_document (dt), dt->currentLayer(), &temp_clip);
1106 no_more = true;
1107 }
1108 selection->setReprList((GSList const *) copied);
1109 g_slist_free (copied);
1110 if (temp_clip) g_slist_free (temp_clip);
1111 if (next) dt->setCurrentLayer(next);
1112 if ( !suppressDone ) {
1113 sp_document_done(sp_desktop_document (dt), SP_VERB_LAYER_MOVE_TO_PREV,
1114 _("Lower to previous layer"));
1115 }
1116 } else {
1117 no_more = true;
1118 }
1120 if (no_more) {
1121 dt->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("No more layers below."));
1122 }
1124 g_slist_free ((GSList *) items);
1125 }
1127 bool
1128 selection_contains_original (SPItem *item, Inkscape::Selection *selection)
1129 {
1130 bool contains_original = false;
1132 bool is_use = SP_IS_USE(item);
1133 SPItem *item_use = item;
1134 SPItem *item_use_first = item;
1135 while (is_use && item_use && !contains_original)
1136 {
1137 item_use = sp_use_get_original (SP_USE(item_use));
1138 contains_original |= selection->includes(item_use);
1139 if (item_use == item_use_first)
1140 break;
1141 is_use = SP_IS_USE(item_use);
1142 }
1144 // If it's a tref, check whether the object containing the character
1145 // data is part of the selection
1146 if (!contains_original && SP_IS_TREF(item)) {
1147 contains_original = selection->includes(SP_TREF(item)->getObjectReferredTo());
1148 }
1150 return contains_original;
1151 }
1154 bool
1155 selection_contains_both_clone_and_original (Inkscape::Selection *selection)
1156 {
1157 bool clone_with_original = false;
1158 for (GSList const *l = selection->itemList(); l != NULL; l = l->next) {
1159 SPItem *item = SP_ITEM(l->data);
1160 clone_with_original |= selection_contains_original(item, selection);
1161 if (clone_with_original)
1162 break;
1163 }
1164 return clone_with_original;
1165 }
1168 /** Apply matrix to the selection. \a set_i2d is normally true, which means objects are in the
1169 original transform, synced with their reprs, and need to jump to the new transform in one go. A
1170 value of set_i2d==false is only used by seltrans when it's dragging objects live (not outlines); in
1171 that case, items are already in the new position, but the repr is in the old, and this function
1172 then simply updates the repr from item->transform.
1173 */
1174 void sp_selection_apply_affine(Inkscape::Selection *selection, Geom::Matrix const &affine, bool set_i2d)
1175 {
1176 if (selection->isEmpty())
1177 return;
1179 for (GSList const *l = selection->itemList(); l != NULL; l = l->next) {
1180 SPItem *item = SP_ITEM(l->data);
1182 Geom::Point old_center(0,0);
1183 if (set_i2d && item->isCenterSet())
1184 old_center = item->getCenter();
1186 #if 0 /* Re-enable this once persistent guides have a graphical indication.
1187 At the time of writing, this is the only place to re-enable. */
1188 sp_item_update_cns(*item, selection->desktop());
1189 #endif
1191 // we're moving both a clone and its original or any ancestor in clone chain?
1192 bool transform_clone_with_original = selection_contains_original(item, selection);
1193 // ...both a text-on-path and its path?
1194 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)))) ));
1195 // ...both a flowtext and its frame?
1196 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)
1197 // ...both an offset and its source?
1198 bool transform_offset_with_source = (SP_IS_OFFSET(item) && SP_OFFSET (item)->sourceHref) && selection->includes( sp_offset_get_source (SP_OFFSET(item)) );
1200 // If we're moving a connector, we want to detach it
1201 // from shapes that aren't part of the selection, but
1202 // leave it attached if they are
1203 if (cc_item_is_connector(item)) {
1204 SPItem *attItem[2];
1205 SP_PATH(item)->connEndPair.getAttachedItems(attItem);
1207 for (int n = 0; n < 2; ++n) {
1208 if (!selection->includes(attItem[n])) {
1209 sp_conn_end_detach(item, n);
1210 }
1211 }
1212 }
1214 // "clones are unmoved when original is moved" preference
1215 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
1216 int compensation = prefs->getInt("/options/clonecompensation/value", SP_CLONE_COMPENSATION_UNMOVED);
1217 bool prefs_unmoved = (compensation == SP_CLONE_COMPENSATION_UNMOVED);
1218 bool prefs_parallel = (compensation == SP_CLONE_COMPENSATION_PARALLEL);
1220 // If this is a clone and it's selected along with its original, do not move it; it will feel the
1221 // transform of its original and respond to it itself. Without this, a clone is doubly
1222 // transformed, very unintuitive.
1223 // Same for textpath if we are also doing ANY transform to its path: do not touch textpath,
1224 // letters cannot be squeezed or rotated anyway, they only refill the changed path.
1225 // Same for linked offset if we are also moving its source: do not move it.
1226 if (transform_textpath_with_path || transform_offset_with_source) {
1227 // restore item->transform field from the repr, in case it was changed by seltrans
1228 sp_object_read_attr (SP_OBJECT (item), "transform");
1230 } else if (transform_flowtext_with_frame) {
1231 // apply the inverse of the region's transform to the <use> so that the flow remains
1232 // the same (even though the output itself gets transformed)
1233 for (SPObject *region = item->firstChild() ; region ; region = SP_OBJECT_NEXT(region)) {
1234 if (!SP_IS_FLOWREGION(region) && !SP_IS_FLOWREGIONEXCLUDE(region))
1235 continue;
1236 for (SPObject *use = region->firstChild() ; use ; use = SP_OBJECT_NEXT(use)) {
1237 if (!SP_IS_USE(use)) continue;
1238 sp_item_write_transform(SP_USE(use), SP_OBJECT_REPR(use), item->transform.inverse(), NULL);
1239 }
1240 }
1241 } else if (transform_clone_with_original) {
1242 // We are transforming a clone along with its original. The below matrix juggling is
1243 // necessary to ensure that they transform as a whole, i.e. the clone's induced
1244 // transform and its move compensation are both cancelled out.
1246 // restore item->transform field from the repr, in case it was changed by seltrans
1247 sp_object_read_attr (SP_OBJECT (item), "transform");
1249 // calculate the matrix we need to apply to the clone to cancel its induced transform from its original
1250 Geom::Matrix parent2dt = sp_item_i2d_affine(SP_ITEM(SP_OBJECT_PARENT (item)));
1251 Geom::Matrix t = parent2dt * affine * parent2dt.inverse();
1252 Geom::Matrix t_inv = t.inverse();
1253 Geom::Matrix result = t_inv * item->transform * t;
1255 if ((prefs_parallel || prefs_unmoved) && affine.isTranslation()) {
1256 // we need to cancel out the move compensation, too
1258 // find out the clone move, same as in sp_use_move_compensate
1259 Geom::Matrix parent = sp_use_get_parent_transform (SP_USE(item));
1260 Geom::Matrix clone_move = parent.inverse() * t * parent;
1262 if (prefs_parallel) {
1263 Geom::Matrix move = result * clone_move * t_inv;
1264 sp_item_write_transform(item, SP_OBJECT_REPR(item), move, &move);
1266 } else if (prefs_unmoved) {
1267 //if (SP_IS_USE(sp_use_get_original(SP_USE(item))))
1268 // clone_move = Geom::identity();
1269 Geom::Matrix move = result * clone_move;
1270 sp_item_write_transform(item, SP_OBJECT_REPR(item), move, &t);
1271 }
1273 } else {
1274 // just apply the result
1275 sp_item_write_transform(item, SP_OBJECT_REPR(item), result, &t);
1276 }
1278 } else {
1279 if (set_i2d) {
1280 sp_item_set_i2d_affine(item, sp_item_i2d_affine(item) * (Geom::Matrix)affine);
1281 }
1282 sp_item_write_transform(item, SP_OBJECT_REPR(item), item->transform, NULL);
1283 }
1285 // if we're moving the actual object, not just updating the repr, we can transform the
1286 // center by the same matrix (only necessary for non-translations)
1287 if (set_i2d && item->isCenterSet() && !affine.isTranslation()) {
1288 item->setCenter(old_center * affine);
1289 SP_OBJECT(item)->updateRepr();
1290 }
1291 }
1292 }
1294 void sp_selection_remove_transform(SPDesktop *desktop)
1295 {
1296 if (desktop == NULL)
1297 return;
1299 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1301 GSList const *l = (GSList *) selection->reprList();
1302 while (l != NULL) {
1303 ((Inkscape::XML::Node*)l->data)->setAttribute("transform", NULL, false);
1304 l = l->next;
1305 }
1307 sp_document_done(sp_desktop_document(desktop), SP_VERB_OBJECT_FLATTEN,
1308 _("Remove transform"));
1309 }
1311 void
1312 sp_selection_scale_absolute(Inkscape::Selection *selection,
1313 double const x0, double const x1,
1314 double const y0, double const y1)
1315 {
1316 if (selection->isEmpty())
1317 return;
1319 Geom::OptRect const bbox(selection->bounds());
1320 if ( !bbox ) {
1321 return;
1322 }
1324 Geom::Translate const p2o(-bbox->min());
1326 Geom::Scale const newSize(x1 - x0,
1327 y1 - y0);
1328 Geom::Scale const scale( newSize * Geom::Scale(bbox->dimensions()).inverse() );
1329 Geom::Translate const o2n(x0, y0);
1330 Geom::Matrix const final( p2o * scale * o2n );
1332 sp_selection_apply_affine(selection, final);
1333 }
1336 void sp_selection_scale_relative(Inkscape::Selection *selection, Geom::Point const &align, Geom::Scale const &scale)
1337 {
1338 if (selection->isEmpty())
1339 return;
1341 Geom::OptRect const bbox(selection->bounds());
1343 if ( !bbox ) {
1344 return;
1345 }
1347 // FIXME: ARBITRARY LIMIT: don't try to scale above 1 Mpx, it won't display properly and will crash sooner or later anyway
1348 if ( bbox->dimensions()[Geom::X] * scale[Geom::X] > 1e6 ||
1349 bbox->dimensions()[Geom::Y] * scale[Geom::Y] > 1e6 )
1350 {
1351 return;
1352 }
1354 Geom::Translate const n2d(-align);
1355 Geom::Translate const d2n(align);
1356 Geom::Matrix const final( n2d * scale * d2n );
1357 sp_selection_apply_affine(selection, final);
1358 }
1360 void
1361 sp_selection_rotate_relative(Inkscape::Selection *selection, Geom::Point const ¢er, gdouble const angle_degrees)
1362 {
1363 Geom::Translate const d2n(center);
1364 Geom::Translate const n2d(-center);
1365 Geom::Rotate const rotate(Geom::Rotate::from_degrees(angle_degrees));
1366 Geom::Matrix const final( Geom::Matrix(n2d) * rotate * d2n );
1367 sp_selection_apply_affine(selection, final);
1368 }
1370 void
1371 sp_selection_skew_relative(Inkscape::Selection *selection, Geom::Point const &align, double dx, double dy)
1372 {
1373 Geom::Translate const d2n(align);
1374 Geom::Translate const n2d(-align);
1375 Geom::Matrix const skew(1, dy,
1376 dx, 1,
1377 0, 0);
1378 Geom::Matrix const final( n2d * skew * d2n );
1379 sp_selection_apply_affine(selection, final);
1380 }
1382 void sp_selection_move_relative(Inkscape::Selection *selection, Geom::Point const &move)
1383 {
1384 sp_selection_apply_affine(selection, Geom::Matrix(Geom::Translate(move)));
1385 }
1387 void sp_selection_move_relative(Inkscape::Selection *selection, double dx, double dy)
1388 {
1389 sp_selection_apply_affine(selection, Geom::Matrix(Geom::Translate(dx, dy)));
1390 }
1392 /**
1393 * @brief Rotates selected objects 90 degrees, either clock-wise or counter-clockwise, depending on the value of ccw
1394 */
1395 void sp_selection_rotate_90(SPDesktop *desktop, bool ccw)
1396 {
1397 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1399 if (selection->isEmpty())
1400 return;
1402 GSList const *l = selection->itemList();
1403 Geom::Rotate const rot_90(Geom::Point(0, ccw ? 1 : -1)); // pos. or neg. rotation, depending on the value of ccw
1404 for (GSList const *l2 = l ; l2 != NULL ; l2 = l2->next) {
1405 SPItem *item = SP_ITEM(l2->data);
1406 sp_item_rotate_rel(item, rot_90);
1407 }
1409 sp_document_done(sp_desktop_document(desktop),
1410 ccw ? SP_VERB_OBJECT_ROTATE_90_CCW : SP_VERB_OBJECT_ROTATE_90_CW,
1411 ccw ? _("Rotate 90° CCW") : _("Rotate 90° CW"));
1412 }
1414 void
1415 sp_selection_rotate(Inkscape::Selection *selection, gdouble const angle_degrees)
1416 {
1417 if (selection->isEmpty())
1418 return;
1420 boost::optional<Geom::Point> center = selection->center();
1421 if (!center) {
1422 return;
1423 }
1425 sp_selection_rotate_relative(selection, *center, angle_degrees);
1427 sp_document_maybe_done(sp_desktop_document(selection->desktop()),
1428 ( ( angle_degrees > 0 )
1429 ? "selector:rotate:ccw"
1430 : "selector:rotate:cw" ),
1431 SP_VERB_CONTEXT_SELECT,
1432 _("Rotate"));
1433 }
1435 // helper function:
1436 static
1437 Geom::Point
1438 cornerFarthestFrom(Geom::Rect const &r, Geom::Point const &p){
1439 Geom::Point m = r.midpoint();
1440 unsigned i = 0;
1441 if (p[X] < m[X]) {
1442 i = 1;
1443 }
1444 if (p[Y] < m[Y]) {
1445 i = 3 - i;
1446 }
1447 return r.corner(i);
1448 }
1450 /**
1451 \param angle the angle in "angular pixels", i.e. how many visible pixels must move the outermost point of the rotated object
1452 */
1453 void
1454 sp_selection_rotate_screen(Inkscape::Selection *selection, gdouble angle)
1455 {
1456 if (selection->isEmpty())
1457 return;
1459 Geom::OptRect const bbox(selection->bounds());
1460 boost::optional<Geom::Point> center = selection->center();
1462 if ( !bbox || !center ) {
1463 return;
1464 }
1466 gdouble const zoom = selection->desktop()->current_zoom();
1467 gdouble const zmove = angle / zoom;
1468 gdouble const r = Geom::L2(cornerFarthestFrom(*bbox, *center) - *center);
1470 gdouble const zangle = 180 * atan2(zmove, r) / M_PI;
1472 sp_selection_rotate_relative(selection, *center, zangle);
1474 sp_document_maybe_done(sp_desktop_document(selection->desktop()),
1475 ( (angle > 0)
1476 ? "selector:rotate:ccw"
1477 : "selector:rotate:cw" ),
1478 SP_VERB_CONTEXT_SELECT,
1479 _("Rotate by pixels"));
1480 }
1482 void
1483 sp_selection_scale(Inkscape::Selection *selection, gdouble grow)
1484 {
1485 if (selection->isEmpty())
1486 return;
1488 Geom::OptRect const bbox(selection->bounds());
1489 if (!bbox) {
1490 return;
1491 }
1493 Geom::Point const center(bbox->midpoint());
1495 // you can't scale "do nizhe pola" (below zero)
1496 double const max_len = bbox->maxExtent();
1497 if ( max_len + grow <= 1e-3 ) {
1498 return;
1499 }
1501 double const times = 1.0 + grow / max_len;
1502 sp_selection_scale_relative(selection, center, Geom::Scale(times, times));
1504 sp_document_maybe_done(sp_desktop_document(selection->desktop()),
1505 ( (grow > 0)
1506 ? "selector:scale:larger"
1507 : "selector:scale:smaller" ),
1508 SP_VERB_CONTEXT_SELECT,
1509 _("Scale"));
1510 }
1512 void
1513 sp_selection_scale_screen(Inkscape::Selection *selection, gdouble grow_pixels)
1514 {
1515 sp_selection_scale(selection,
1516 grow_pixels / selection->desktop()->current_zoom());
1517 }
1519 void
1520 sp_selection_scale_times(Inkscape::Selection *selection, gdouble times)
1521 {
1522 if (selection->isEmpty())
1523 return;
1525 Geom::OptRect sel_bbox = selection->bounds();
1527 if (!sel_bbox) {
1528 return;
1529 }
1531 Geom::Point const center(sel_bbox->midpoint());
1532 sp_selection_scale_relative(selection, center, Geom::Scale(times, times));
1533 sp_document_done(sp_desktop_document(selection->desktop()), SP_VERB_CONTEXT_SELECT,
1534 _("Scale by whole factor"));
1535 }
1537 void
1538 sp_selection_move(SPDesktop *desktop, gdouble dx, gdouble dy)
1539 {
1540 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1541 if (selection->isEmpty()) {
1542 return;
1543 }
1545 sp_selection_move_relative(selection, dx, dy);
1547 if (dx == 0) {
1548 sp_document_maybe_done(sp_desktop_document(desktop), "selector:move:vertical", SP_VERB_CONTEXT_SELECT,
1549 _("Move vertically"));
1550 } else if (dy == 0) {
1551 sp_document_maybe_done(sp_desktop_document(desktop), "selector:move:horizontal", SP_VERB_CONTEXT_SELECT,
1552 _("Move horizontally"));
1553 } else {
1554 sp_document_done(sp_desktop_document(desktop), SP_VERB_CONTEXT_SELECT,
1555 _("Move"));
1556 }
1557 }
1559 void
1560 sp_selection_move_screen(SPDesktop *desktop, gdouble dx, gdouble dy)
1561 {
1562 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1563 if (selection->isEmpty()) {
1564 return;
1565 }
1567 // same as sp_selection_move but divide deltas by zoom factor
1568 gdouble const zoom = desktop->current_zoom();
1569 gdouble const zdx = dx / zoom;
1570 gdouble const zdy = dy / zoom;
1571 sp_selection_move_relative(selection, zdx, zdy);
1573 if (dx == 0) {
1574 sp_document_maybe_done(sp_desktop_document(desktop), "selector:move:vertical", SP_VERB_CONTEXT_SELECT,
1575 _("Move vertically by pixels"));
1576 } else if (dy == 0) {
1577 sp_document_maybe_done(sp_desktop_document(desktop), "selector:move:horizontal", SP_VERB_CONTEXT_SELECT,
1578 _("Move horizontally by pixels"));
1579 } else {
1580 sp_document_done(sp_desktop_document(desktop), SP_VERB_CONTEXT_SELECT,
1581 _("Move"));
1582 }
1583 }
1585 namespace {
1587 template <typename D>
1588 SPItem *next_item(SPDesktop *desktop, GSList *path, SPObject *root,
1589 bool only_in_viewport, PrefsSelectionContext inlayer, bool onlyvisible, bool onlysensitive);
1591 template <typename D>
1592 SPItem *next_item_from_list(SPDesktop *desktop, GSList const *items, SPObject *root,
1593 bool only_in_viewport, PrefsSelectionContext inlayer, bool onlyvisible, bool onlysensitive);
1595 struct Forward {
1596 typedef SPObject *Iterator;
1598 static Iterator children(SPObject *o) { return sp_object_first_child(o); }
1599 static Iterator siblings_after(SPObject *o) { return SP_OBJECT_NEXT(o); }
1600 static void dispose(Iterator /*i*/) {}
1602 static SPObject *object(Iterator i) { return i; }
1603 static Iterator next(Iterator i) { return SP_OBJECT_NEXT(i); }
1604 };
1606 struct Reverse {
1607 typedef GSList *Iterator;
1609 static Iterator children(SPObject *o) {
1610 return make_list(o->firstChild(), NULL);
1611 }
1612 static Iterator siblings_after(SPObject *o) {
1613 return make_list(SP_OBJECT_PARENT(o)->firstChild(), o);
1614 }
1615 static void dispose(Iterator i) {
1616 g_slist_free(i);
1617 }
1619 static SPObject *object(Iterator i) {
1620 return reinterpret_cast<SPObject *>(i->data);
1621 }
1622 static Iterator next(Iterator i) { return i->next; }
1624 private:
1625 static GSList *make_list(SPObject *object, SPObject *limit) {
1626 GSList *list=NULL;
1627 while ( object != limit ) {
1628 list = g_slist_prepend(list, object);
1629 object = SP_OBJECT_NEXT(object);
1630 }
1631 return list;
1632 }
1633 };
1635 }
1637 void
1638 sp_selection_item_next(SPDesktop *desktop)
1639 {
1640 g_return_if_fail(desktop != NULL);
1641 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1643 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
1644 PrefsSelectionContext inlayer = (PrefsSelectionContext)prefs->getInt("/options/kbselection/inlayer", PREFS_SELECTION_LAYER);
1645 bool onlyvisible = prefs->getBool("/options/kbselection/onlyvisible", true);
1646 bool onlysensitive = prefs->getBool("/options/kbselection/onlysensitive", true);
1648 SPObject *root;
1649 if (PREFS_SELECTION_ALL != inlayer) {
1650 root = selection->activeContext();
1651 } else {
1652 root = desktop->currentRoot();
1653 }
1655 SPItem *item=next_item_from_list<Forward>(desktop, selection->itemList(), root, SP_CYCLING == SP_CYCLE_VISIBLE, inlayer, onlyvisible, onlysensitive);
1657 if (item) {
1658 selection->set(item, PREFS_SELECTION_LAYER_RECURSIVE == inlayer);
1659 if ( SP_CYCLING == SP_CYCLE_FOCUS ) {
1660 scroll_to_show_item(desktop, item);
1661 }
1662 }
1663 }
1665 void
1666 sp_selection_item_prev(SPDesktop *desktop)
1667 {
1668 SPDocument *document = sp_desktop_document(desktop);
1669 g_return_if_fail(document != NULL);
1670 g_return_if_fail(desktop != NULL);
1671 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1673 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
1674 PrefsSelectionContext inlayer = (PrefsSelectionContext) prefs->getInt("/options/kbselection/inlayer", PREFS_SELECTION_LAYER);
1675 bool onlyvisible = prefs->getBool("/options/kbselection/onlyvisible", true);
1676 bool onlysensitive = prefs->getBool("/options/kbselection/onlysensitive", true);
1678 SPObject *root;
1679 if (PREFS_SELECTION_ALL != inlayer) {
1680 root = selection->activeContext();
1681 } else {
1682 root = desktop->currentRoot();
1683 }
1685 SPItem *item=next_item_from_list<Reverse>(desktop, selection->itemList(), root, SP_CYCLING == SP_CYCLE_VISIBLE, inlayer, onlyvisible, onlysensitive);
1687 if (item) {
1688 selection->set(item, PREFS_SELECTION_LAYER_RECURSIVE == inlayer);
1689 if ( SP_CYCLING == SP_CYCLE_FOCUS ) {
1690 scroll_to_show_item(desktop, item);
1691 }
1692 }
1693 }
1695 void sp_selection_next_patheffect_param(SPDesktop * dt)
1696 {
1697 if (!dt) return;
1699 Inkscape::Selection *selection = sp_desktop_selection(dt);
1700 if ( selection && !selection->isEmpty() ) {
1701 SPItem *item = selection->singleItem();
1702 if ( item && SP_IS_SHAPE(item)) {
1703 if (sp_lpe_item_has_path_effect(SP_LPE_ITEM(item))) {
1704 sp_lpe_item_edit_next_param_oncanvas(SP_LPE_ITEM(item), dt);
1705 } else {
1706 dt->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("The selection has no applied path effect."));
1707 }
1708 }
1709 }
1710 }
1712 void sp_selection_edit_clip_or_mask(SPDesktop * dt, bool clip)
1713 {
1714 if (!dt) return;
1716 Inkscape::Selection *selection = sp_desktop_selection(dt);
1717 if ( selection && !selection->isEmpty() ) {
1718 SPItem *item = selection->singleItem();
1719 if ( item ) {
1720 SPObject *obj = NULL;
1721 if (clip)
1722 obj = item->clip_ref ? SP_OBJECT(item->clip_ref->getObject()) : NULL;
1723 else
1724 obj = item->mask_ref ? SP_OBJECT(item->mask_ref->getObject()) : NULL;
1726 if (obj) {
1727 // obj is a group object, the children are the actual clippers
1728 for ( SPObject *child = obj->children ; child ; child = child->next ) {
1729 if ( SP_IS_ITEM(child) ) {
1730 // If not already in nodecontext, goto it!
1731 if (!tools_isactive(dt, TOOLS_NODES)) {
1732 tools_switch(dt, TOOLS_NODES);
1733 }
1735 ShapeEditor * shape_editor = dt->event_context->shape_editor;
1736 // TODO: should we set the item for nodepath or knotholder or both? seems to work with both.
1737 shape_editor->set_item(SP_ITEM(child), SH_NODEPATH);
1738 shape_editor->set_item(SP_ITEM(child), SH_KNOTHOLDER);
1739 Inkscape::NodePath::Path *np = shape_editor->get_nodepath();
1740 if (np) {
1741 // take colors from prefs (same as used in outline mode)
1742 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
1743 np->helperpath_rgba = clip ?
1744 prefs->getInt("/options/wireframecolors/clips", 0x00ff00ff) :
1745 prefs->getInt("/options/wireframecolors/masks", 0x0000ffff);
1746 np->helperpath_width = 1.0;
1747 sp_nodepath_show_helperpath(np, true);
1748 }
1749 break; // break out of for loop after 1st encountered item
1750 }
1751 }
1752 } else if (clip) {
1753 dt->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("The selection has no applied clip path."));
1754 } else {
1755 dt->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("The selection has no applied mask."));
1756 }
1757 }
1758 }
1759 }
1762 namespace {
1764 template <typename D>
1765 SPItem *next_item_from_list(SPDesktop *desktop, GSList const *items,
1766 SPObject *root, bool only_in_viewport, PrefsSelectionContext inlayer, bool onlyvisible, bool onlysensitive)
1767 {
1768 SPObject *current=root;
1769 while (items) {
1770 SPItem *item=SP_ITEM(items->data);
1771 if ( root->isAncestorOf(item) &&
1772 ( !only_in_viewport || desktop->isWithinViewport(item) ) )
1773 {
1774 current = item;
1775 break;
1776 }
1777 items = items->next;
1778 }
1780 GSList *path=NULL;
1781 while ( current != root ) {
1782 path = g_slist_prepend(path, current);
1783 current = SP_OBJECT_PARENT(current);
1784 }
1786 SPItem *next;
1787 // first, try from the current object
1788 next = next_item<D>(desktop, path, root, only_in_viewport, inlayer, onlyvisible, onlysensitive);
1789 g_slist_free(path);
1791 if (!next) { // if we ran out of objects, start over at the root
1792 next = next_item<D>(desktop, NULL, root, only_in_viewport, inlayer, onlyvisible, onlysensitive);
1793 }
1795 return next;
1796 }
1798 template <typename D>
1799 SPItem *next_item(SPDesktop *desktop, GSList *path, SPObject *root,
1800 bool only_in_viewport, PrefsSelectionContext inlayer, bool onlyvisible, bool onlysensitive)
1801 {
1802 typename D::Iterator children;
1803 typename D::Iterator iter;
1805 SPItem *found=NULL;
1807 if (path) {
1808 SPObject *object=reinterpret_cast<SPObject *>(path->data);
1809 g_assert(SP_OBJECT_PARENT(object) == root);
1810 if (desktop->isLayer(object)) {
1811 found = next_item<D>(desktop, path->next, object, only_in_viewport, inlayer, onlyvisible, onlysensitive);
1812 }
1813 iter = children = D::siblings_after(object);
1814 } else {
1815 iter = children = D::children(root);
1816 }
1818 while ( iter && !found ) {
1819 SPObject *object=D::object(iter);
1820 if (desktop->isLayer(object)) {
1821 if (PREFS_SELECTION_LAYER != inlayer) { // recurse into sublayers
1822 found = next_item<D>(desktop, NULL, object, only_in_viewport, inlayer, onlyvisible, onlysensitive);
1823 }
1824 } else if ( SP_IS_ITEM(object) &&
1825 ( !only_in_viewport || desktop->isWithinViewport(SP_ITEM(object)) ) &&
1826 ( !onlyvisible || !desktop->itemIsHidden(SP_ITEM(object))) &&
1827 ( !onlysensitive || !SP_ITEM(object)->isLocked()) &&
1828 !desktop->isLayer(SP_ITEM(object)) )
1829 {
1830 found = SP_ITEM(object);
1831 }
1832 iter = D::next(iter);
1833 }
1835 D::dispose(children);
1837 return found;
1838 }
1840 }
1842 /**
1843 * If \a item is not entirely visible then adjust visible area to centre on the centre on of
1844 * \a item.
1845 */
1846 void scroll_to_show_item(SPDesktop *desktop, SPItem *item)
1847 {
1848 Geom::Rect dbox = desktop->get_display_area();
1849 Geom::OptRect sbox = sp_item_bbox_desktop(item);
1851 if ( sbox && dbox.contains(*sbox) == false ) {
1852 Geom::Point const s_dt = sbox->midpoint();
1853 Geom::Point const s_w = desktop->d2w(s_dt);
1854 Geom::Point const d_dt = dbox.midpoint();
1855 Geom::Point const d_w = desktop->d2w(d_dt);
1856 Geom::Point const moved_w( d_w - s_w );
1857 gint const dx = (gint) moved_w[X];
1858 gint const dy = (gint) moved_w[Y];
1859 desktop->scroll_world(dx, dy);
1860 }
1861 }
1864 void
1865 sp_selection_clone(SPDesktop *desktop)
1866 {
1867 if (desktop == NULL)
1868 return;
1870 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1872 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(desktop->doc());
1874 // check if something is selected
1875 if (selection->isEmpty()) {
1876 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select an <b>object</b> to clone."));
1877 return;
1878 }
1880 GSList *reprs = g_slist_copy((GSList *) selection->reprList());
1882 selection->clear();
1884 // sorting items from different parents sorts each parent's subset without possibly mixing them, just what we need
1885 reprs = g_slist_sort(reprs, (GCompareFunc) sp_repr_compare_position);
1887 GSList *newsel = NULL;
1889 while (reprs) {
1890 Inkscape::XML::Node *sel_repr = (Inkscape::XML::Node *) reprs->data;
1891 Inkscape::XML::Node *parent = sp_repr_parent(sel_repr);
1893 Inkscape::XML::Node *clone = xml_doc->createElement("svg:use");
1894 clone->setAttribute("x", "0", false);
1895 clone->setAttribute("y", "0", false);
1896 clone->setAttribute("xlink:href", g_strdup_printf("#%s", sel_repr->attribute("id")), false);
1898 clone->setAttribute("inkscape:transform-center-x", sel_repr->attribute("inkscape:transform-center-x"), false);
1899 clone->setAttribute("inkscape:transform-center-y", sel_repr->attribute("inkscape:transform-center-y"), false);
1901 // add the new clone to the top of the original's parent
1902 parent->appendChild(clone);
1904 newsel = g_slist_prepend(newsel, clone);
1905 reprs = g_slist_remove(reprs, sel_repr);
1906 Inkscape::GC::release(clone);
1907 }
1909 // TRANSLATORS: only translate "string" in "context|string".
1910 // For more details, see http://developer.gnome.org/doc/API/2.0/glib/glib-I18N.html#Q-:CAPS
1911 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_CLONE,
1912 Q_("action|Clone"));
1914 selection->setReprList(newsel);
1916 g_slist_free(newsel);
1917 }
1919 void
1920 sp_selection_relink(SPDesktop *desktop)
1921 {
1922 if (!desktop)
1923 return;
1925 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1927 if (selection->isEmpty()) {
1928 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>clones</b> to relink."));
1929 return;
1930 }
1932 Inkscape::UI::ClipboardManager *cm = Inkscape::UI::ClipboardManager::get();
1933 const gchar *newid = cm->getFirstObjectID();
1934 if (!newid) {
1935 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Copy an <b>object</b> to clipboard to relink clones to."));
1936 return;
1937 }
1938 gchar *newref = g_strdup_printf ("#%s", newid);
1940 // Get a copy of current selection.
1941 bool relinked = false;
1942 for (GSList *items = (GSList *) selection->itemList();
1943 items != NULL;
1944 items = items->next)
1945 {
1946 SPItem *item = (SPItem *) items->data;
1948 if (!SP_IS_USE(item))
1949 continue;
1951 SP_OBJECT_REPR(item)->setAttribute("xlink:href", newref);
1952 SP_OBJECT(item)->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG);
1953 relinked = true;
1954 }
1956 g_free(newref);
1958 if (!relinked) {
1959 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("<b>No clones to relink</b> in the selection."));
1960 } else {
1961 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_UNLINK_CLONE,
1962 _("Relink clone"));
1963 }
1964 }
1967 void
1968 sp_selection_unlink(SPDesktop *desktop)
1969 {
1970 if (!desktop)
1971 return;
1973 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1975 if (selection->isEmpty()) {
1976 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>clones</b> to unlink."));
1977 return;
1978 }
1980 // Get a copy of current selection.
1981 GSList *new_select = NULL;
1982 bool unlinked = false;
1983 for (GSList *items = g_slist_copy((GSList *) selection->itemList());
1984 items != NULL;
1985 items = items->next)
1986 {
1987 SPItem *item = (SPItem *) items->data;
1989 if (SP_IS_TEXT(item)) {
1990 SPObject *tspan = sp_tref_convert_to_tspan(SP_OBJECT(item));
1992 if (tspan) {
1993 SP_OBJECT(item)->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG);
1994 }
1996 // Set unlink to true, and fall into the next if which
1997 // will include this text item in the new selection
1998 unlinked = true;
1999 }
2001 if (!(SP_IS_USE(item) || SP_IS_TREF(item))) {
2002 // keep the non-use item in the new selection
2003 new_select = g_slist_prepend(new_select, item);
2004 continue;
2005 }
2007 SPItem *unlink;
2008 if (SP_IS_USE(item)) {
2009 unlink = sp_use_unlink(SP_USE(item));
2010 } else /*if (SP_IS_TREF(use))*/ {
2011 unlink = SP_ITEM(sp_tref_convert_to_tspan(SP_OBJECT(item)));
2012 }
2014 unlinked = true;
2015 // Add ungrouped items to the new selection.
2016 new_select = g_slist_prepend(new_select, unlink);
2017 }
2019 if (new_select) { // set new selection
2020 selection->clear();
2021 selection->setList(new_select);
2022 g_slist_free(new_select);
2023 }
2024 if (!unlinked) {
2025 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("<b>No clones to unlink</b> in the selection."));
2026 }
2028 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_UNLINK_CLONE,
2029 _("Unlink clone"));
2030 }
2032 void
2033 sp_select_clone_original(SPDesktop *desktop)
2034 {
2035 if (desktop == NULL)
2036 return;
2038 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2040 SPItem *item = selection->singleItem();
2042 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.");
2044 // Check if other than two objects are selected
2045 if (g_slist_length((GSList *) selection->itemList()) != 1 || !item) {
2046 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, error);
2047 return;
2048 }
2050 SPItem *original = NULL;
2051 if (SP_IS_USE(item)) {
2052 original = sp_use_get_original (SP_USE(item));
2053 } else if (SP_IS_OFFSET(item) && SP_OFFSET (item)->sourceHref) {
2054 original = sp_offset_get_source (SP_OFFSET(item));
2055 } else if (SP_IS_TEXT_TEXTPATH(item)) {
2056 original = sp_textpath_get_path_item (SP_TEXTPATH(sp_object_first_child(SP_OBJECT(item))));
2057 } else if (SP_IS_FLOWTEXT(item)) {
2058 original = SP_FLOWTEXT(item)->get_frame (NULL); // first frame only
2059 } else { // it's an object that we don't know what to do with
2060 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, error);
2061 return;
2062 }
2064 if (!original) {
2065 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("<b>Cannot find</b> the object to select (orphaned clone, offset, textpath, flowed text?)"));
2066 return;
2067 }
2069 for (SPObject *o = original; o && !SP_IS_ROOT(o); o = SP_OBJECT_PARENT (o)) {
2070 if (SP_IS_DEFS (o)) {
2071 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("The object you're trying to select is <b>not visible</b> (it is in <defs>)"));
2072 return;
2073 }
2074 }
2076 if (original) {
2077 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
2078 bool highlight = prefs->getBool("/options/highlightoriginal/value");
2079 if (highlight) {
2080 Geom::OptRect a = item->getBounds(sp_item_i2d_affine(item));
2081 Geom::OptRect b = original->getBounds(sp_item_i2d_affine(original));
2082 if ( a && b ) {
2083 // draw a flashing line between the objects
2084 SPCurve *curve = new SPCurve();
2085 curve->moveto(a->midpoint());
2086 curve->lineto(b->midpoint());
2088 SPCanvasItem * canvasitem = sp_canvas_bpath_new(sp_desktop_tempgroup(desktop), curve);
2089 sp_canvas_bpath_set_stroke(SP_CANVAS_BPATH(canvasitem), 0x0000ddff, 1.0, SP_STROKE_LINEJOIN_MITER, SP_STROKE_LINECAP_BUTT, 5, 3);
2090 sp_canvas_item_show(canvasitem);
2091 curve->unref();
2092 desktop->add_temporary_canvasitem (canvasitem, 1000);
2093 }
2094 }
2096 selection->clear();
2097 selection->set(original);
2098 if (SP_CYCLING == SP_CYCLE_FOCUS) {
2099 scroll_to_show_item(desktop, original);
2100 }
2101 }
2102 }
2105 void sp_selection_to_marker(SPDesktop *desktop, bool apply)
2106 {
2107 if (desktop == NULL)
2108 return;
2110 SPDocument *doc = sp_desktop_document(desktop);
2111 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
2113 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2115 // check if something is selected
2116 if (selection->isEmpty()) {
2117 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to convert to marker."));
2118 return;
2119 }
2121 sp_document_ensure_up_to_date(doc);
2122 Geom::OptRect r = selection->bounds();
2123 boost::optional<Geom::Point> c = selection->center();
2124 if ( !r || !c ) {
2125 return;
2126 }
2128 // calculate the transform to be applied to objects to move them to 0,0
2129 Geom::Point move_p = Geom::Point(0, sp_document_height(doc)) - *c;
2130 move_p[Geom::Y] = -move_p[Geom::Y];
2131 Geom::Matrix move = Geom::Matrix (Geom::Translate (move_p));
2133 GSList *items = g_slist_copy((GSList *) selection->itemList());
2135 items = g_slist_sort (items, (GCompareFunc) sp_object_compare_position);
2137 // bottommost object, after sorting
2138 SPObject *parent = SP_OBJECT_PARENT (items->data);
2140 Geom::Matrix parent_transform (sp_item_i2doc_affine(SP_ITEM(parent)));
2142 // remember the position of the first item
2143 gint pos = SP_OBJECT_REPR (items->data)->position();
2144 (void)pos; // TODO check why this was remembered
2146 // create a list of duplicates
2147 GSList *repr_copies = NULL;
2148 for (GSList *i = items; i != NULL; i = i->next) {
2149 Inkscape::XML::Node *dup = (SP_OBJECT_REPR (i->data))->duplicate(xml_doc);
2150 repr_copies = g_slist_prepend (repr_copies, dup);
2151 }
2153 Geom::Rect bounds(desktop->dt2doc(r->min()), desktop->dt2doc(r->max()));
2155 if (apply) {
2156 // delete objects so that their clones don't get alerted; this object will be restored shortly
2157 for (GSList *i = items; i != NULL; i = i->next) {
2158 SPObject *item = SP_OBJECT (i->data);
2159 item->deleteObject (false);
2160 }
2161 }
2163 // Hack: Temporarily set clone compensation to unmoved, so that we can move clone-originals
2164 // without disturbing clones.
2165 // See ActorAlign::on_button_click() in src/ui/dialog/align-and-distribute.cpp
2166 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
2167 int saved_compensation = prefs->getInt("/options/clonecompensation/value", SP_CLONE_COMPENSATION_UNMOVED);
2168 prefs->setInt("/options/clonecompensation/value", SP_CLONE_COMPENSATION_UNMOVED);
2170 gchar const *mark_id = generate_marker(repr_copies, bounds, doc,
2171 ( Geom::Matrix(Geom::Translate(desktop->dt2doc(
2172 Geom::Point(r->min()[Geom::X],
2173 r->max()[Geom::Y]))))
2174 * parent_transform.inverse() ),
2175 parent_transform * move);
2176 (void)mark_id;
2178 // restore compensation setting
2179 prefs->setInt("/options/clonecompensation/value", saved_compensation);
2182 g_slist_free (items);
2184 sp_document_done (doc, SP_VERB_EDIT_SELECTION_2_MARKER,
2185 _("Objects to marker"));
2186 }
2188 static void sp_selection_to_guides_recursive(SPItem *item, bool deleteitem, bool wholegroups) {
2189 if (SP_IS_GROUP(item) && !SP_IS_BOX3D(item) && !wholegroups) {
2190 for (GSList *i = sp_item_group_item_list (SP_GROUP(item)); i != NULL; i = i->next) {
2191 sp_selection_to_guides_recursive(SP_ITEM(i->data), deleteitem, wholegroups);
2192 }
2193 } else {
2194 sp_item_convert_item_to_guides(item);
2196 if (deleteitem) {
2197 SP_OBJECT(item)->deleteObject(true);
2198 }
2199 }
2200 }
2202 void sp_selection_to_guides(SPDesktop *desktop)
2203 {
2204 if (desktop == NULL)
2205 return;
2207 SPDocument *doc = sp_desktop_document(desktop);
2208 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2209 // we need to copy the list because it gets reset when objects are deleted
2210 GSList *items = g_slist_copy((GSList *) selection->itemList());
2212 if (!items) {
2213 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to convert to guides."));
2214 return;
2215 }
2217 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
2218 bool deleteitem = !prefs->getBool("/tools/cvg_keep_objects", 0);
2219 bool wholegroups = prefs->getBool("/tools/cvg_convert_whole_groups", 0);
2221 for (GSList const *i = items; i != NULL; i = i->next) {
2222 sp_selection_to_guides_recursive(SP_ITEM(i->data), deleteitem, wholegroups);
2223 }
2225 sp_document_done (doc, SP_VERB_EDIT_SELECTION_2_GUIDES, _("Objects to guides"));
2226 }
2228 void
2229 sp_selection_tile(SPDesktop *desktop, bool apply)
2230 {
2231 if (desktop == NULL)
2232 return;
2234 SPDocument *doc = sp_desktop_document(desktop);
2235 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
2237 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2239 // check if something is selected
2240 if (selection->isEmpty()) {
2241 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to convert to pattern."));
2242 return;
2243 }
2245 sp_document_ensure_up_to_date(doc);
2246 Geom::OptRect r = selection->bounds();
2247 if ( !r ) {
2248 return;
2249 }
2251 // calculate the transform to be applied to objects to move them to 0,0
2252 Geom::Point move_p = Geom::Point(0, sp_document_height(doc)) - (r->min() + Geom::Point (0, r->dimensions()[Geom::Y]));
2253 move_p[Geom::Y] = -move_p[Geom::Y];
2254 Geom::Matrix move = Geom::Matrix (Geom::Translate (move_p));
2256 GSList *items = g_slist_copy((GSList *) selection->itemList());
2258 items = g_slist_sort (items, (GCompareFunc) sp_object_compare_position);
2260 // bottommost object, after sorting
2261 SPObject *parent = SP_OBJECT_PARENT (items->data);
2263 Geom::Matrix parent_transform (sp_item_i2doc_affine(SP_ITEM(parent)));
2265 // remember the position of the first item
2266 gint pos = SP_OBJECT_REPR (items->data)->position();
2268 // create a list of duplicates
2269 GSList *repr_copies = NULL;
2270 for (GSList *i = items; i != NULL; i = i->next) {
2271 Inkscape::XML::Node *dup = (SP_OBJECT_REPR (i->data))->duplicate(xml_doc);
2272 repr_copies = g_slist_prepend (repr_copies, dup);
2273 }
2274 // restore the z-order after prepends
2275 repr_copies = g_slist_reverse (repr_copies);
2277 Geom::Rect bounds(desktop->dt2doc(r->min()), desktop->dt2doc(r->max()));
2279 if (apply) {
2280 // delete objects so that their clones don't get alerted; this object will be restored shortly
2281 for (GSList *i = items; i != NULL; i = i->next) {
2282 SPObject *item = SP_OBJECT (i->data);
2283 item->deleteObject (false);
2284 }
2285 }
2287 // Hack: Temporarily set clone compensation to unmoved, so that we can move clone-originals
2288 // without disturbing clones.
2289 // See ActorAlign::on_button_click() in src/ui/dialog/align-and-distribute.cpp
2290 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
2291 int saved_compensation = prefs->getInt("/options/clonecompensation/value", SP_CLONE_COMPENSATION_UNMOVED);
2292 prefs->setInt("/options/clonecompensation/value", SP_CLONE_COMPENSATION_UNMOVED);
2294 gchar const *pat_id = pattern_tile(repr_copies, bounds, doc,
2295 ( Geom::Matrix(Geom::Translate(desktop->dt2doc(Geom::Point(r->min()[Geom::X],
2296 r->max()[Geom::Y]))))
2297 * to_2geom(parent_transform.inverse()) ),
2298 parent_transform * move);
2300 // restore compensation setting
2301 prefs->setInt("/options/clonecompensation/value", saved_compensation);
2303 if (apply) {
2304 Inkscape::XML::Node *rect = xml_doc->createElement("svg:rect");
2305 rect->setAttribute("style", g_strdup_printf("stroke:none;fill:url(#%s)", pat_id));
2307 Geom::Point min = bounds.min() * to_2geom(parent_transform.inverse());
2308 Geom::Point max = bounds.max() * to_2geom(parent_transform.inverse());
2310 sp_repr_set_svg_double(rect, "width", max[Geom::X] - min[Geom::X]);
2311 sp_repr_set_svg_double(rect, "height", max[Geom::Y] - min[Geom::Y]);
2312 sp_repr_set_svg_double(rect, "x", min[Geom::X]);
2313 sp_repr_set_svg_double(rect, "y", min[Geom::Y]);
2315 // restore parent and position
2316 SP_OBJECT_REPR (parent)->appendChild(rect);
2317 rect->setPosition(pos > 0 ? pos : 0);
2318 SPItem *rectangle = (SPItem *) sp_desktop_document (desktop)->getObjectByRepr(rect);
2320 Inkscape::GC::release(rect);
2322 selection->clear();
2323 selection->set(rectangle);
2324 }
2326 g_slist_free (items);
2328 sp_document_done (doc, SP_VERB_EDIT_TILE,
2329 _("Objects to pattern"));
2330 }
2332 void
2333 sp_selection_untile(SPDesktop *desktop)
2334 {
2335 if (desktop == NULL)
2336 return;
2338 SPDocument *doc = sp_desktop_document(desktop);
2339 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
2341 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2343 // check if something is selected
2344 if (selection->isEmpty()) {
2345 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select an <b>object with pattern fill</b> to extract objects from."));
2346 return;
2347 }
2349 GSList *new_select = NULL;
2351 bool did = false;
2353 for (GSList *items = g_slist_copy((GSList *) selection->itemList());
2354 items != NULL;
2355 items = items->next) {
2357 SPItem *item = (SPItem *) items->data;
2359 SPStyle *style = SP_OBJECT_STYLE (item);
2361 if (!style || !style->fill.isPaintserver())
2362 continue;
2364 SPObject *server = SP_OBJECT_STYLE_FILL_SERVER(item);
2366 if (!SP_IS_PATTERN(server))
2367 continue;
2369 did = true;
2371 SPPattern *pattern = pattern_getroot (SP_PATTERN (server));
2373 Geom::Matrix pat_transform = to_2geom(pattern_patternTransform (SP_PATTERN (server)));
2374 pat_transform *= item->transform;
2376 for (SPObject *child = sp_object_first_child(SP_OBJECT(pattern)) ; child != NULL; child = SP_OBJECT_NEXT(child) ) {
2377 Inkscape::XML::Node *copy = SP_OBJECT_REPR(child)->duplicate(xml_doc);
2378 SPItem *i = SP_ITEM (desktop->currentLayer()->appendChildRepr(copy));
2380 // FIXME: relink clones to the new canvas objects
2381 // use SPObject::setid when mental finishes it to steal ids of
2383 // this is needed to make sure the new item has curve (simply requestDisplayUpdate does not work)
2384 sp_document_ensure_up_to_date (doc);
2386 Geom::Matrix transform( i->transform * pat_transform );
2387 sp_item_write_transform(i, SP_OBJECT_REPR(i), transform);
2389 new_select = g_slist_prepend(new_select, i);
2390 }
2392 SPCSSAttr *css = sp_repr_css_attr_new ();
2393 sp_repr_css_set_property (css, "fill", "none");
2394 sp_repr_css_change (SP_OBJECT_REPR (item), css, "style");
2395 }
2397 if (!did) {
2398 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("<b>No pattern fills</b> in the selection."));
2399 } else {
2400 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_UNTILE,
2401 _("Pattern to objects"));
2402 selection->setList(new_select);
2403 }
2404 }
2406 void
2407 sp_selection_get_export_hints (Inkscape::Selection *selection, char const **filename, float *xdpi, float *ydpi)
2408 {
2409 if (selection->isEmpty()) {
2410 return;
2411 }
2413 GSList const *reprlst = selection->reprList();
2414 bool filename_search = TRUE;
2415 bool xdpi_search = TRUE;
2416 bool ydpi_search = TRUE;
2418 for(; reprlst != NULL &&
2419 filename_search &&
2420 xdpi_search &&
2421 ydpi_search;
2422 reprlst = reprlst->next) {
2423 gchar const *dpi_string;
2424 Inkscape::XML::Node * repr = (Inkscape::XML::Node *)reprlst->data;
2426 if (filename_search) {
2427 *filename = repr->attribute("inkscape:export-filename");
2428 if (*filename != NULL)
2429 filename_search = FALSE;
2430 }
2432 if (xdpi_search) {
2433 dpi_string = NULL;
2434 dpi_string = repr->attribute("inkscape:export-xdpi");
2435 if (dpi_string != NULL) {
2436 *xdpi = atof(dpi_string);
2437 xdpi_search = FALSE;
2438 }
2439 }
2441 if (ydpi_search) {
2442 dpi_string = NULL;
2443 dpi_string = repr->attribute("inkscape:export-ydpi");
2444 if (dpi_string != NULL) {
2445 *ydpi = atof(dpi_string);
2446 ydpi_search = FALSE;
2447 }
2448 }
2449 }
2450 }
2452 void
2453 sp_document_get_export_hints (SPDocument *doc, char const **filename, float *xdpi, float *ydpi)
2454 {
2455 Inkscape::XML::Node * repr = sp_document_repr_root(doc);
2456 gchar const *dpi_string;
2458 *filename = repr->attribute("inkscape:export-filename");
2460 dpi_string = NULL;
2461 dpi_string = repr->attribute("inkscape:export-xdpi");
2462 if (dpi_string != NULL) {
2463 *xdpi = atof(dpi_string);
2464 }
2466 dpi_string = NULL;
2467 dpi_string = repr->attribute("inkscape:export-ydpi");
2468 if (dpi_string != NULL) {
2469 *ydpi = atof(dpi_string);
2470 }
2471 }
2473 void
2474 sp_selection_create_bitmap_copy (SPDesktop *desktop)
2475 {
2476 if (desktop == NULL)
2477 return;
2479 SPDocument *document = sp_desktop_document(desktop);
2480 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(document);
2482 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2484 // check if something is selected
2485 if (selection->isEmpty()) {
2486 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to make a bitmap copy."));
2487 return;
2488 }
2490 desktop->messageStack()->flash(Inkscape::IMMEDIATE_MESSAGE, _("Rendering bitmap..."));
2491 // set "busy" cursor
2492 desktop->setWaitingCursor();
2494 // Get the bounding box of the selection
2495 NRRect bbox;
2496 sp_document_ensure_up_to_date (document);
2497 selection->bounds(&bbox);
2498 if (NR_RECT_DFLS_TEST_EMPTY(&bbox)) {
2499 desktop->clearWaitingCursor();
2500 return; // exceptional situation, so not bother with a translatable error message, just quit quietly
2501 }
2503 // List of the items to show; all others will be hidden
2504 GSList *items = g_slist_copy ((GSList *) selection->itemList());
2506 // Sort items so that the topmost comes last
2507 items = g_slist_sort(items, (GCompareFunc) sp_item_repr_compare_position);
2509 // Generate a random value from the current time (you may create bitmap from the same object(s)
2510 // multiple times, and this is done so that they don't clash)
2511 GTimeVal cu;
2512 g_get_current_time (&cu);
2513 guint current = (int) (cu.tv_sec * 1000000 + cu.tv_usec) % 1024;
2515 // Create the filename
2516 gchar *filename = g_strdup_printf ("%s-%s-%u.png", document->name, SP_OBJECT_REPR(items->data)->attribute("id"), current);
2517 // Imagemagick is known not to handle spaces in filenames, so we replace anything but letters,
2518 // digits, and a few other chars, with "_"
2519 filename = g_strcanon (filename, "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_.=+~$#@^&!?", '_');
2521 // Build the complete path by adding document base dir, if set, otherwise home dir
2522 gchar * directory = NULL;
2523 if (SP_DOCUMENT_URI(document)) {
2524 directory = g_dirname(SP_DOCUMENT_URI(document));
2525 }
2526 if (directory == NULL) {
2527 directory = homedir_path(NULL);
2528 }
2529 gchar *filepath = g_build_filename (directory, filename, NULL);
2531 //g_print ("%s\n", filepath);
2533 // Remember parent and z-order of the topmost one
2534 gint pos = SP_OBJECT_REPR(g_slist_last(items)->data)->position();
2535 SPObject *parent_object = SP_OBJECT_PARENT(g_slist_last(items)->data);
2536 Inkscape::XML::Node *parent = SP_OBJECT_REPR(parent_object);
2538 // Calculate resolution
2539 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
2540 double res;
2541 int const prefs_res = prefs->getInt("/options/createbitmap/resolution", 0);
2542 int const prefs_min = prefs->getInt("/options/createbitmap/minsize", 0);
2543 if (0 < prefs_res) {
2544 // If it's given explicitly in prefs, take it
2545 res = prefs_res;
2546 } else if (0 < prefs_min) {
2547 // If minsize is given, look up minimum bitmap size (default 250 pixels) and calculate resolution from it
2548 res = PX_PER_IN * prefs_min / MIN ((bbox.x1 - bbox.x0), (bbox.y1 - bbox.y0));
2549 } else {
2550 float hint_xdpi = 0, hint_ydpi = 0;
2551 char const *hint_filename;
2552 // take resolution hint from the selected objects
2553 sp_selection_get_export_hints (selection, &hint_filename, &hint_xdpi, &hint_ydpi);
2554 if (hint_xdpi != 0) {
2555 res = hint_xdpi;
2556 } else {
2557 // take resolution hint from the document
2558 sp_document_get_export_hints (document, &hint_filename, &hint_xdpi, &hint_ydpi);
2559 if (hint_xdpi != 0) {
2560 res = hint_xdpi;
2561 } else {
2562 // if all else fails, take the default 90 dpi
2563 res = PX_PER_IN;
2564 }
2565 }
2566 }
2568 // The width and height of the bitmap in pixels
2569 unsigned width = (unsigned) floor ((bbox.x1 - bbox.x0) * res / PX_PER_IN);
2570 unsigned height =(unsigned) floor ((bbox.y1 - bbox.y0) * res / PX_PER_IN);
2572 // Find out if we have to run an external filter
2573 gchar const *run = NULL;
2574 Glib::ustring filter = prefs->getString("/options/createbitmap/filter");
2575 if (!filter.empty()) {
2576 // filter command is given;
2577 // see if we have a parameter to pass to it
2578 Glib::ustring param1 = prefs->getString("/options/createbitmap/filter_param1");
2579 if (!param1.empty()) {
2580 if (param1[param1.length() - 1] == '%') {
2581 // if the param string ends with %, interpret it as a percentage of the image's max dimension
2582 gchar p1[256];
2583 g_ascii_dtostr (p1, 256, ceil (g_ascii_strtod (param1.data(), NULL) * MAX(width, height) / 100));
2584 // the first param is always the image filename, the second is param1
2585 run = g_strdup_printf ("%s \"%s\" %s", filter.data(), filepath, p1);
2586 } else {
2587 // otherwise pass the param1 unchanged
2588 run = g_strdup_printf ("%s \"%s\" %s", filter.data(), filepath, param1.data());
2589 }
2590 } else {
2591 // run without extra parameter
2592 run = g_strdup_printf ("%s \"%s\"", filter.data(), filepath);
2593 }
2594 }
2596 // Calculate the matrix that will be applied to the image so that it exactly overlaps the source objects
2597 Geom::Matrix eek (sp_item_i2d_affine (SP_ITEM(parent_object)));
2598 Geom::Matrix t;
2600 double shift_x = bbox.x0;
2601 double shift_y = bbox.y1;
2602 if (res == PX_PER_IN) { // for default 90 dpi, snap it to pixel grid
2603 shift_x = round (shift_x);
2604 shift_y = -round (-shift_y); // this gets correct rounding despite coordinate inversion, remove the negations when the inversion is gone
2605 }
2606 t = Geom::Scale(1, -1) * Geom::Translate (shift_x, shift_y) * eek.inverse();
2608 // Do the export
2609 sp_export_png_file(document, filepath,
2610 bbox.x0, bbox.y0, bbox.x1, bbox.y1,
2611 width, height, res, res,
2612 (guint32) 0xffffff00,
2613 NULL, NULL,
2614 true, /*bool force_overwrite,*/
2615 items);
2617 g_slist_free (items);
2619 // Run filter, if any
2620 if (run) {
2621 g_print ("Running external filter: %s\n", run);
2622 int retval;
2623 retval = system (run);
2624 }
2626 // Import the image back
2627 GdkPixbuf *pb = gdk_pixbuf_new_from_file (filepath, NULL);
2628 if (pb) {
2629 // Create the repr for the image
2630 Inkscape::XML::Node * repr = xml_doc->createElement("svg:image");
2631 repr->setAttribute("xlink:href", filename);
2632 repr->setAttribute("sodipodi:absref", filepath);
2633 if (res == PX_PER_IN) { // for default 90 dpi, snap it to pixel grid
2634 sp_repr_set_svg_double(repr, "width", width);
2635 sp_repr_set_svg_double(repr, "height", height);
2636 } else {
2637 sp_repr_set_svg_double(repr, "width", (bbox.x1 - bbox.x0));
2638 sp_repr_set_svg_double(repr, "height", (bbox.y1 - bbox.y0));
2639 }
2641 // Write transform
2642 gchar *c=sp_svg_transform_write(t);
2643 repr->setAttribute("transform", c);
2644 g_free(c);
2646 // add the new repr to the parent
2647 parent->appendChild(repr);
2649 // move to the saved position
2650 repr->setPosition(pos > 0 ? pos + 1 : 1);
2652 // Set selection to the new image
2653 selection->clear();
2654 selection->add(repr);
2656 // Clean up
2657 Inkscape::GC::release(repr);
2658 gdk_pixbuf_unref (pb);
2660 // Complete undoable transaction
2661 sp_document_done (document, SP_VERB_SELECTION_CREATE_BITMAP,
2662 _("Create bitmap"));
2663 }
2665 desktop->clearWaitingCursor();
2667 g_free (filename);
2668 g_free (filepath);
2669 }
2671 /**
2672 * \brief Creates a mask or clipPath from selection
2673 * Two different modes:
2674 * if applyToLayer, all selection is moved to DEFS as mask/clippath
2675 * and is applied to current layer
2676 * otherwise, topmost object is used as mask for other objects
2677 * If \a apply_clip_path parameter is true, clipPath is created, otherwise mask
2678 *
2679 */
2680 void
2681 sp_selection_set_mask(SPDesktop *desktop, bool apply_clip_path, bool apply_to_layer)
2682 {
2683 if (desktop == NULL)
2684 return;
2686 SPDocument *doc = sp_desktop_document(desktop);
2687 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
2689 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2691 // check if something is selected
2692 bool is_empty = selection->isEmpty();
2693 if ( apply_to_layer && is_empty) {
2694 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to create clippath or mask from."));
2695 return;
2696 } else if (!apply_to_layer && ( is_empty || NULL == selection->itemList()->next )) {
2697 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select mask object and <b>object(s)</b> to apply clippath or mask to."));
2698 return;
2699 }
2701 // FIXME: temporary patch to prevent crash!
2702 // Remove this when bboxes are fixed to not blow up on an item clipped/masked with its own clone
2703 bool clone_with_original = selection_contains_both_clone_and_original (selection);
2704 if (clone_with_original) {
2705 return; // in this version, you cannot clip/mask an object with its own clone
2706 }
2707 // /END FIXME
2709 sp_document_ensure_up_to_date(doc);
2711 GSList *items = g_slist_copy((GSList *) selection->itemList());
2713 items = g_slist_sort (items, (GCompareFunc) sp_object_compare_position);
2715 // create a list of duplicates
2716 GSList *mask_items = NULL;
2717 GSList *apply_to_items = NULL;
2718 GSList *items_to_delete = NULL;
2719 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
2720 bool topmost = prefs->getBool("/options/maskobject/topmost", true);
2721 bool remove_original = prefs->getBool("/options/maskobject/remove", true);
2723 if (apply_to_layer) {
2724 // all selected items are used for mask, which is applied to a layer
2725 apply_to_items = g_slist_prepend (apply_to_items, desktop->currentLayer());
2727 for (GSList *i = items; i != NULL; i = i->next) {
2728 Inkscape::XML::Node *dup = (SP_OBJECT_REPR (i->data))->duplicate(xml_doc);
2729 mask_items = g_slist_prepend (mask_items, dup);
2731 if (remove_original) {
2732 SPObject *item = SP_OBJECT (i->data);
2733 items_to_delete = g_slist_prepend (items_to_delete, item);
2734 }
2735 }
2736 } else if (!topmost) {
2737 // topmost item is used as a mask, which is applied to other items in a selection
2738 GSList *i = items;
2739 Inkscape::XML::Node *dup = (SP_OBJECT_REPR (i->data))->duplicate(xml_doc);
2740 mask_items = g_slist_prepend (mask_items, dup);
2742 if (remove_original) {
2743 SPObject *item = SP_OBJECT (i->data);
2744 items_to_delete = g_slist_prepend (items_to_delete, item);
2745 }
2747 for (i = i->next; i != NULL; i = i->next) {
2748 apply_to_items = g_slist_prepend (apply_to_items, i->data);
2749 }
2750 } else {
2751 GSList *i = NULL;
2752 for (i = items; NULL != i->next; i = i->next) {
2753 apply_to_items = g_slist_prepend (apply_to_items, i->data);
2754 }
2756 Inkscape::XML::Node *dup = (SP_OBJECT_REPR (i->data))->duplicate(xml_doc);
2757 mask_items = g_slist_prepend (mask_items, dup);
2759 if (remove_original) {
2760 SPObject *item = SP_OBJECT (i->data);
2761 items_to_delete = g_slist_prepend (items_to_delete, item);
2762 }
2763 }
2765 g_slist_free (items);
2766 items = NULL;
2768 gchar const *attributeName = apply_clip_path ? "clip-path" : "mask";
2769 for (GSList *i = apply_to_items; NULL != i; i = i->next) {
2770 SPItem *item = reinterpret_cast<SPItem *>(i->data);
2771 // inverted object transform should be applied to a mask object,
2772 // as mask is calculated in user space (after applying transform)
2773 Geom::Matrix maskTransform (item->transform.inverse());
2775 GSList *mask_items_dup = NULL;
2776 for (GSList *mask_item = mask_items; NULL != mask_item; mask_item = mask_item->next) {
2777 Inkscape::XML::Node *dup = reinterpret_cast<Inkscape::XML::Node *>(mask_item->data)->duplicate(xml_doc);
2778 mask_items_dup = g_slist_prepend (mask_items_dup, dup);
2779 }
2781 gchar const *mask_id = NULL;
2782 if (apply_clip_path) {
2783 mask_id = sp_clippath_create(mask_items_dup, doc, &maskTransform);
2784 } else {
2785 mask_id = sp_mask_create(mask_items_dup, doc, &maskTransform);
2786 }
2788 g_slist_free (mask_items_dup);
2789 mask_items_dup = NULL;
2791 SP_OBJECT_REPR(i->data)->setAttribute(attributeName, g_strdup_printf("url(#%s)", mask_id));
2792 }
2794 g_slist_free (mask_items);
2795 g_slist_free (apply_to_items);
2797 for (GSList *i = items_to_delete; NULL != i; i = i->next) {
2798 SPObject *item = SP_OBJECT (i->data);
2799 item->deleteObject (false);
2800 }
2801 g_slist_free (items_to_delete);
2803 if (apply_clip_path)
2804 sp_document_done (doc, SP_VERB_OBJECT_SET_CLIPPATH, _("Set clipping path"));
2805 else
2806 sp_document_done (doc, SP_VERB_OBJECT_SET_MASK, _("Set mask"));
2807 }
2809 void sp_selection_unset_mask(SPDesktop *desktop, bool apply_clip_path) {
2810 if (desktop == NULL)
2811 return;
2813 SPDocument *doc = sp_desktop_document(desktop);
2814 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
2815 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2817 // check if something is selected
2818 if (selection->isEmpty()) {
2819 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to remove clippath or mask from."));
2820 return;
2821 }
2823 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
2824 bool remove_original = prefs->getBool("/options/maskobject/remove", true);
2825 sp_document_ensure_up_to_date(doc);
2827 gchar const *attributeName = apply_clip_path ? "clip-path" : "mask";
2828 std::map<SPObject*,SPItem*> referenced_objects;
2829 // SPObject* refers to a group containing the clipped path or mask itself,
2830 // whereas SPItem* refers to the item being clipped or masked
2831 for (GSList const *i = selection->itemList(); NULL != i; i = i->next) {
2832 if (remove_original) {
2833 // remember referenced mask/clippath, so orphaned masks can be moved back to document
2834 SPItem *item = reinterpret_cast<SPItem *>(i->data);
2835 Inkscape::URIReference *uri_ref = NULL;
2837 if (apply_clip_path) {
2838 uri_ref = item->clip_ref;
2839 } else {
2840 uri_ref = item->mask_ref;
2841 }
2843 // collect distinct mask object (and associate with item to apply transform)
2844 if (NULL != uri_ref && NULL != uri_ref->getObject()) {
2845 referenced_objects[uri_ref->getObject()] = item;
2846 }
2847 }
2849 SP_OBJECT_REPR(i->data)->setAttribute(attributeName, "none");
2850 }
2852 // restore mask objects into a document
2853 for ( std::map<SPObject*,SPItem*>::iterator it = referenced_objects.begin() ; it != referenced_objects.end() ; ++it) {
2854 SPObject *obj = (*it).first; // Group containing the clipped paths or masks
2855 GSList *items_to_move = NULL;
2856 for (SPObject *child = sp_object_first_child(obj) ; child != NULL; child = SP_OBJECT_NEXT(child) ) {
2857 // Collect all clipped paths and masks within a single group
2858 Inkscape::XML::Node *copy = SP_OBJECT_REPR(child)->duplicate(xml_doc);
2859 items_to_move = g_slist_prepend (items_to_move, copy);
2860 }
2862 if (!obj->isReferenced()) {
2863 // delete from defs if no other object references this mask
2864 obj->deleteObject(false);
2865 }
2867 // remember parent and position of the item to which the clippath/mask was applied
2868 Inkscape::XML::Node *parent = SP_OBJECT_REPR((*it).second)->parent();
2869 gint pos = SP_OBJECT_REPR((*it).second)->position();
2871 // Iterate through all clipped paths / masks
2872 for (GSList *i = items_to_move; NULL != i; i = i->next) {
2873 Inkscape::XML::Node *repr = (Inkscape::XML::Node *)i->data;
2875 // insert into parent, restore pos
2876 parent->appendChild(repr);
2877 repr->setPosition((pos + 1) > 0 ? (pos + 1) : 0);
2879 SPItem *mask_item = (SPItem *) sp_desktop_document (desktop)->getObjectByRepr(repr);
2880 selection->add(repr);
2882 // transform mask, so it is moved the same spot where mask was applied
2883 Geom::Matrix transform (mask_item->transform);
2884 transform *= (*it).second->transform;
2885 sp_item_write_transform(mask_item, SP_OBJECT_REPR(mask_item), transform);
2886 }
2888 g_slist_free (items_to_move);
2889 }
2891 if (apply_clip_path)
2892 sp_document_done (doc, SP_VERB_OBJECT_UNSET_CLIPPATH, _("Release clipping path"));
2893 else
2894 sp_document_done (doc, SP_VERB_OBJECT_UNSET_MASK, _("Release mask"));
2895 }
2897 /**
2898 * Returns true if an undoable change should be recorded.
2899 */
2900 bool
2901 fit_canvas_to_selection(SPDesktop *desktop)
2902 {
2903 g_return_val_if_fail(desktop != NULL, false);
2904 SPDocument *doc = sp_desktop_document(desktop);
2906 g_return_val_if_fail(doc != NULL, false);
2907 g_return_val_if_fail(desktop->selection != NULL, false);
2909 if (desktop->selection->isEmpty()) {
2910 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to fit canvas to."));
2911 return false;
2912 }
2913 Geom::OptRect const bbox(desktop->selection->bounds());
2914 if (bbox) {
2915 doc->fitToRect(*bbox);
2916 return true;
2917 } else {
2918 return false;
2919 }
2920 }
2922 /**
2923 * Fit canvas to the bounding box of the selection, as an undoable action.
2924 */
2925 void
2926 verb_fit_canvas_to_selection(SPDesktop *const desktop)
2927 {
2928 if (fit_canvas_to_selection(desktop)) {
2929 sp_document_done(sp_desktop_document(desktop), SP_VERB_FIT_CANVAS_TO_SELECTION,
2930 _("Fit Page to Selection"));
2931 }
2932 }
2934 bool
2935 fit_canvas_to_drawing(SPDocument *doc)
2936 {
2937 g_return_val_if_fail(doc != NULL, false);
2939 sp_document_ensure_up_to_date(doc);
2940 SPItem const *const root = SP_ITEM(doc->root);
2941 Geom::OptRect const bbox(root->getBounds(sp_item_i2d_affine(root)));
2942 if (bbox) {
2943 doc->fitToRect(*bbox);
2944 return true;
2945 } else {
2946 return false;
2947 }
2948 }
2950 void
2951 verb_fit_canvas_to_drawing(SPDesktop *desktop)
2952 {
2953 if (fit_canvas_to_drawing(sp_desktop_document(desktop))) {
2954 sp_document_done(sp_desktop_document(desktop), SP_VERB_FIT_CANVAS_TO_DRAWING,
2955 _("Fit Page to Drawing"));
2956 }
2957 }
2959 void fit_canvas_to_selection_or_drawing(SPDesktop *desktop) {
2960 g_return_if_fail(desktop != NULL);
2961 SPDocument *doc = sp_desktop_document(desktop);
2963 g_return_if_fail(doc != NULL);
2964 g_return_if_fail(desktop->selection != NULL);
2966 bool const changed = ( desktop->selection->isEmpty()
2967 ? fit_canvas_to_drawing(doc)
2968 : fit_canvas_to_selection(desktop) );
2969 if (changed) {
2970 sp_document_done(sp_desktop_document(desktop), SP_VERB_FIT_CANVAS_TO_SELECTION_OR_DRAWING,
2971 _("Fit Page to Selection or Drawing"));
2972 }
2973 };
2975 static void itemtree_map(void (*f)(SPItem *, SPDesktop *), SPObject *root, SPDesktop *desktop) {
2976 // don't operate on layers
2977 if (SP_IS_ITEM(root) && !desktop->isLayer(SP_ITEM(root))) {
2978 f(SP_ITEM(root), desktop);
2979 }
2980 for ( SPObject::SiblingIterator iter = root->firstChild() ; iter ; ++iter ) {
2981 //don't recurse into locked layers
2982 if (!(SP_IS_ITEM(&*iter) && desktop->isLayer(SP_ITEM(&*iter)) && SP_ITEM(&*iter)->isLocked())) {
2983 itemtree_map(f, iter, desktop);
2984 }
2985 }
2986 }
2988 static void unlock(SPItem *item, SPDesktop */*desktop*/) {
2989 if (item->isLocked()) {
2990 item->setLocked(FALSE);
2991 }
2992 }
2994 static void unhide(SPItem *item, SPDesktop *desktop) {
2995 if (desktop->itemIsHidden(item)) {
2996 item->setExplicitlyHidden(FALSE);
2997 }
2998 }
3000 static void process_all(void (*f)(SPItem *, SPDesktop *), SPDesktop *dt, bool layer_only) {
3001 if (!dt) return;
3003 SPObject *root;
3004 if (layer_only) {
3005 root = dt->currentLayer();
3006 } else {
3007 root = dt->currentRoot();
3008 }
3010 itemtree_map(f, root, dt);
3011 }
3013 void unlock_all(SPDesktop *dt) {
3014 process_all(&unlock, dt, true);
3015 }
3017 void unlock_all_in_all_layers(SPDesktop *dt) {
3018 process_all(&unlock, dt, false);
3019 }
3021 void unhide_all(SPDesktop *dt) {
3022 process_all(&unhide, dt, true);
3023 }
3025 void unhide_all_in_all_layers(SPDesktop *dt) {
3026 process_all(&unhide, dt, false);
3027 }
3030 /*
3031 Local Variables:
3032 mode:c++
3033 c-file-style:"stroustrup"
3034 c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
3035 indent-tabs-mode:nil
3036 fill-column:99
3037 End:
3038 */
3039 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :