f393f73f959081b5fa65669790bd35756f9e4bba
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 if (!orig) // orphaned
295 continue;
296 for(unsigned int j = 0; j < old_ids.size(); j++) {
297 if (!strcmp(SP_OBJECT_ID(orig), old_ids[j])) {
298 // we have both orig and clone in selection, relink
299 // std::cout << id << " old, its ori: " << SP_OBJECT_ID(orig) << "; will relink:" << new_ids[i] << " to " << new_ids[j] << "\n";
300 gchar *newref = g_strdup_printf ("#%s", new_ids[j]);
301 SPObject *new_clone = doc->getObjectById(new_ids[i]);
302 SP_OBJECT_REPR(new_clone)->setAttribute("xlink:href", newref);
303 new_clone->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG);
304 g_free (newref);
305 }
306 }
307 }
308 }
309 }
312 if ( !suppressDone ) {
313 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_DUPLICATE,
314 _("Duplicate"));
315 }
317 selection->setReprList(newsel);
319 g_slist_free(newsel);
320 }
322 void sp_edit_clear_all(SPDesktop *dt)
323 {
324 if (!dt)
325 return;
327 SPDocument *doc = sp_desktop_document(dt);
328 sp_desktop_selection(dt)->clear();
330 g_return_if_fail(SP_IS_GROUP(dt->currentLayer()));
331 GSList *items = sp_item_group_item_list(SP_GROUP(dt->currentLayer()));
333 while (items) {
334 SP_OBJECT (items->data)->deleteObject();
335 items = g_slist_remove(items, items->data);
336 }
338 sp_document_done(doc, SP_VERB_EDIT_CLEAR_ALL,
339 _("Delete all"));
340 }
342 GSList *
343 get_all_items (GSList *list, SPObject *from, SPDesktop *desktop, bool onlyvisible, bool onlysensitive, GSList const *exclude)
344 {
345 for (SPObject *child = sp_object_first_child(SP_OBJECT(from)) ; child != NULL; child = SP_OBJECT_NEXT(child) ) {
346 if (SP_IS_ITEM(child) &&
347 !desktop->isLayer(SP_ITEM(child)) &&
348 (!onlysensitive || !SP_ITEM(child)->isLocked()) &&
349 (!onlyvisible || !desktop->itemIsHidden(SP_ITEM(child))) &&
350 (!exclude || !g_slist_find ((GSList *) exclude, child))
351 )
352 {
353 list = g_slist_prepend (list, SP_ITEM(child));
354 }
356 if (SP_IS_ITEM(child) && desktop->isLayer(SP_ITEM(child))) {
357 list = get_all_items (list, child, desktop, onlyvisible, onlysensitive, exclude);
358 }
359 }
361 return list;
362 }
364 void sp_edit_select_all_full (SPDesktop *dt, bool force_all_layers, bool invert)
365 {
366 if (!dt)
367 return;
369 Inkscape::Selection *selection = sp_desktop_selection(dt);
371 g_return_if_fail(SP_IS_GROUP(dt->currentLayer()));
373 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
374 PrefsSelectionContext inlayer = (PrefsSelectionContext) prefs->getInt("/options/kbselection/inlayer", PREFS_SELECTION_LAYER);
375 bool onlyvisible = prefs->getBool("/options/kbselection/onlyvisible", true);
376 bool onlysensitive = prefs->getBool("/options/kbselection/onlysensitive", true);
378 GSList *items = NULL;
380 GSList const *exclude = NULL;
381 if (invert) {
382 exclude = selection->itemList();
383 }
385 if (force_all_layers)
386 inlayer = PREFS_SELECTION_ALL;
388 switch (inlayer) {
389 case PREFS_SELECTION_LAYER: {
390 if ( (onlysensitive && SP_ITEM(dt->currentLayer())->isLocked()) ||
391 (onlyvisible && dt->itemIsHidden(SP_ITEM(dt->currentLayer()))) )
392 return;
394 GSList *all_items = sp_item_group_item_list(SP_GROUP(dt->currentLayer()));
396 for (GSList *i = all_items; i; i = i->next) {
397 SPItem *item = SP_ITEM (i->data);
399 if (item && (!onlysensitive || !item->isLocked())) {
400 if (!onlyvisible || !dt->itemIsHidden(item)) {
401 if (!dt->isLayer(item)) {
402 if (!invert || !g_slist_find ((GSList *) exclude, item)) {
403 items = g_slist_prepend (items, item); // leave it in the list
404 }
405 }
406 }
407 }
408 }
410 g_slist_free (all_items);
411 break;
412 }
413 case PREFS_SELECTION_LAYER_RECURSIVE: {
414 items = get_all_items (NULL, dt->currentLayer(), dt, onlyvisible, onlysensitive, exclude);
415 break;
416 }
417 default: {
418 items = get_all_items (NULL, dt->currentRoot(), dt, onlyvisible, onlysensitive, exclude);
419 break;
420 }
421 }
423 selection->setList (items);
425 if (items) {
426 g_slist_free (items);
427 }
428 }
430 void sp_edit_select_all (SPDesktop *desktop)
431 {
432 sp_edit_select_all_full (desktop, false, false);
433 }
435 void sp_edit_select_all_in_all_layers (SPDesktop *desktop)
436 {
437 sp_edit_select_all_full (desktop, true, false);
438 }
440 void sp_edit_invert (SPDesktop *desktop)
441 {
442 sp_edit_select_all_full (desktop, false, true);
443 }
445 void sp_edit_invert_in_all_layers (SPDesktop *desktop)
446 {
447 sp_edit_select_all_full (desktop, true, true);
448 }
450 void sp_selection_group(SPDesktop *desktop)
451 {
452 if (desktop == NULL)
453 return;
455 SPDocument *doc = sp_desktop_document (desktop);
456 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
458 Inkscape::Selection *selection = sp_desktop_selection(desktop);
460 // Check if something is selected.
461 if (selection->isEmpty()) {
462 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>some objects</b> to group."));
463 return;
464 }
466 GSList const *l = (GSList *) selection->reprList();
468 GSList *p = g_slist_copy((GSList *) l);
470 selection->clear();
472 p = g_slist_sort(p, (GCompareFunc) sp_repr_compare_position);
474 // Remember the position and parent of the topmost object.
475 gint topmost = ((Inkscape::XML::Node *) g_slist_last(p)->data)->position();
476 Inkscape::XML::Node *topmost_parent = ((Inkscape::XML::Node *) g_slist_last(p)->data)->parent();
478 Inkscape::XML::Node *group = xml_doc->createElement("svg:g");
480 while (p) {
481 Inkscape::XML::Node *current = (Inkscape::XML::Node *) p->data;
483 if (current->parent() == topmost_parent) {
484 Inkscape::XML::Node *spnew = current->duplicate(xml_doc);
485 sp_repr_unparent(current);
486 group->appendChild(spnew);
487 Inkscape::GC::release(spnew);
488 topmost --; // only reduce count for those items deleted from topmost_parent
489 } else { // move it to topmost_parent first
490 GSList *temp_clip = NULL;
492 // At this point, current may already have no item, due to its being a clone whose original is already moved away
493 // So we copy it artificially calculating the transform from its repr->attr("transform") and the parent transform
494 gchar const *t_str = current->attribute("transform");
495 Geom::Matrix item_t (Geom::identity());
496 if (t_str)
497 sp_svg_transform_read(t_str, &item_t);
498 item_t *= sp_item_i2doc_affine(SP_ITEM(doc->getObjectByRepr(current->parent())));
499 //FIXME: when moving both clone and original from a transformed group (either by
500 //grouping into another parent, or by cut/paste) the transform from the original's
501 //parent becomes embedded into original itself, and this affects its clones. Fix
502 //this by remembering the transform diffs we write to each item into an array and
503 //then, if this is clone, looking up its original in that array and pre-multiplying
504 //it by the inverse of that original's transform diff.
506 sp_selection_copy_one (current, item_t, &temp_clip, xml_doc);
507 sp_repr_unparent(current);
509 // paste into topmost_parent (temporarily)
510 GSList *copied = sp_selection_paste_impl (doc, doc->getObjectByRepr(topmost_parent), &temp_clip);
511 if (temp_clip) g_slist_free (temp_clip);
512 if (copied) { // if success,
513 // take pasted object (now in topmost_parent)
514 Inkscape::XML::Node *in_topmost = (Inkscape::XML::Node *) copied->data;
515 // make a copy
516 Inkscape::XML::Node *spnew = in_topmost->duplicate(xml_doc);
517 // remove pasted
518 sp_repr_unparent(in_topmost);
519 // put its copy into group
520 group->appendChild(spnew);
521 Inkscape::GC::release(spnew);
522 g_slist_free (copied);
523 }
524 }
525 p = g_slist_remove(p, current);
526 }
528 // Add the new group to the topmost members' parent
529 topmost_parent->appendChild(group);
531 // Move to the position of the topmost, reduced by the number of items deleted from topmost_parent
532 group->setPosition(topmost + 1);
534 sp_document_done(sp_desktop_document(desktop), SP_VERB_SELECTION_GROUP,
535 _("Group"));
537 selection->set(group);
538 Inkscape::GC::release(group);
539 }
541 void sp_selection_ungroup(SPDesktop *desktop)
542 {
543 if (desktop == NULL)
544 return;
546 Inkscape::Selection *selection = sp_desktop_selection(desktop);
548 if (selection->isEmpty()) {
549 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select a <b>group</b> to ungroup."));
550 return;
551 }
553 GSList *items = g_slist_copy((GSList *) selection->itemList());
554 selection->clear();
556 // Get a copy of current selection.
557 GSList *new_select = NULL;
558 bool ungrouped = false;
559 for (GSList *i = items;
560 i != NULL;
561 i = i->next)
562 {
563 SPItem *group = (SPItem *) i->data;
565 // when ungrouping cloned groups with their originals, some objects that were selected may no more exist due to unlinking
566 if (!SP_IS_OBJECT(group)) {
567 continue;
568 }
570 /* We do not allow ungrouping <svg> etc. (lauris) */
571 if (strcmp(SP_OBJECT_REPR(group)->name(), "svg:g") && strcmp(SP_OBJECT_REPR(group)->name(), "svg:switch")) {
572 // keep the non-group item in the new selection
573 selection->add(group);
574 continue;
575 }
577 GSList *children = NULL;
578 /* This is not strictly required, but is nicer to rely on group ::destroy (lauris) */
579 sp_item_group_ungroup(SP_GROUP(group), &children, false);
580 ungrouped = true;
581 // Add ungrouped items to the new selection.
582 new_select = g_slist_concat(new_select, children);
583 }
585 if (new_select) { // Set new selection.
586 selection->addList(new_select);
587 g_slist_free(new_select);
588 }
589 if (!ungrouped) {
590 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("<b>No groups</b> to ungroup in the selection."));
591 }
593 g_slist_free(items);
595 sp_document_done(sp_desktop_document(desktop), SP_VERB_SELECTION_UNGROUP,
596 _("Ungroup"));
597 }
599 /** Replace all groups in the list with their member objects, recursively; returns a new list, frees old */
600 GSList *
601 sp_degroup_list (GSList *items)
602 {
603 GSList *out = NULL;
604 bool has_groups = false;
605 for (GSList *item = items; item; item = item->next) {
606 if (!SP_IS_GROUP(item->data)) {
607 out = g_slist_prepend(out, item->data);
608 } else {
609 has_groups = true;
610 GSList *members = sp_item_group_item_list (SP_GROUP(item->data));
611 for (GSList *member = members; member; member = member->next) {
612 out = g_slist_prepend(out, member->data);
613 }
614 g_slist_free (members);
615 }
616 }
617 out = g_slist_reverse (out);
618 g_slist_free (items);
620 if (has_groups) { // recurse if we unwrapped a group - it may have contained others
621 out = sp_degroup_list (out);
622 }
624 return out;
625 }
628 /** If items in the list have a common parent, return it, otherwise return NULL */
629 static SPGroup *
630 sp_item_list_common_parent_group(GSList const *items)
631 {
632 if (!items) {
633 return NULL;
634 }
635 SPObject *parent = SP_OBJECT_PARENT(items->data);
636 /* Strictly speaking this CAN happen, if user selects <svg> from Inkscape::XML editor */
637 if (!SP_IS_GROUP(parent)) {
638 return NULL;
639 }
640 for (items = items->next; items; items = items->next) {
641 if (SP_OBJECT_PARENT(items->data) != parent) {
642 return NULL;
643 }
644 }
646 return SP_GROUP(parent);
647 }
649 /** Finds out the minimum common bbox of the selected items. */
650 static Geom::OptRect
651 enclose_items(GSList const *items)
652 {
653 g_assert(items != NULL);
655 Geom::OptRect r;
656 for (GSList const *i = items; i; i = i->next) {
657 r = Geom::unify(r, sp_item_bbox_desktop((SPItem *) i->data));
658 }
659 return r;
660 }
662 SPObject *
663 prev_sibling(SPObject *child)
664 {
665 SPObject *parent = SP_OBJECT_PARENT(child);
666 if (!SP_IS_GROUP(parent)) {
667 return NULL;
668 }
669 for ( SPObject *i = sp_object_first_child(parent) ; i; i = SP_OBJECT_NEXT(i) ) {
670 if (i->next == child)
671 return i;
672 }
673 return NULL;
674 }
676 void
677 sp_selection_raise(SPDesktop *desktop)
678 {
679 if (!desktop)
680 return;
682 Inkscape::Selection *selection = sp_desktop_selection(desktop);
684 GSList const *items = (GSList *) selection->itemList();
685 if (!items) {
686 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to raise."));
687 return;
688 }
690 SPGroup const *group = sp_item_list_common_parent_group(items);
691 if (!group) {
692 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("You cannot raise/lower objects from <b>different groups</b> or <b>layers</b>."));
693 return;
694 }
696 Inkscape::XML::Node *grepr = SP_OBJECT_REPR(group);
698 /* Construct reverse-ordered list of selected children. */
699 GSList *rev = g_slist_copy((GSList *) items);
700 rev = g_slist_sort(rev, (GCompareFunc) sp_item_repr_compare_position);
702 // Determine the common bbox of the selected items.
703 Geom::OptRect selected = enclose_items(items);
705 // Iterate over all objects in the selection (starting from top).
706 if (selected) {
707 while (rev) {
708 SPObject *child = SP_OBJECT(rev->data);
709 // for each selected object, find the next sibling
710 for (SPObject *newref = child->next; newref; newref = newref->next) {
711 // if the sibling is an item AND overlaps our selection,
712 if (SP_IS_ITEM(newref)) {
713 Geom::OptRect newref_bbox = sp_item_bbox_desktop(SP_ITEM(newref));
714 if ( newref_bbox && selected->intersects(*newref_bbox) ) {
715 // AND if it's not one of our selected objects,
716 if (!g_slist_find((GSList *) items, newref)) {
717 // move the selected object after that sibling
718 grepr->changeOrder(SP_OBJECT_REPR(child), SP_OBJECT_REPR(newref));
719 }
720 break;
721 }
722 }
723 }
724 rev = g_slist_remove(rev, child);
725 }
726 } else {
727 g_slist_free(rev);
728 }
730 sp_document_done(sp_desktop_document(desktop), SP_VERB_SELECTION_RAISE,
731 //TRANSLATORS: Only put the word "Raise" in the translation. Means "to raise an object" in the undo history
732 Q_("undo_action|Raise"));
733 }
735 void sp_selection_raise_to_top(SPDesktop *desktop)
736 {
737 if (desktop == NULL)
738 return;
740 SPDocument *document = sp_desktop_document(desktop);
741 Inkscape::Selection *selection = sp_desktop_selection(desktop);
743 if (selection->isEmpty()) {
744 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to raise to top."));
745 return;
746 }
748 GSList const *items = (GSList *) selection->itemList();
750 SPGroup const *group = sp_item_list_common_parent_group(items);
751 if (!group) {
752 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("You cannot raise/lower objects from <b>different groups</b> or <b>layers</b>."));
753 return;
754 }
756 GSList *rl = g_slist_copy((GSList *) selection->reprList());
757 rl = g_slist_sort(rl, (GCompareFunc) sp_repr_compare_position);
759 for (GSList *l = rl; l != NULL; l = l->next) {
760 Inkscape::XML::Node *repr = (Inkscape::XML::Node *) l->data;
761 repr->setPosition(-1);
762 }
764 g_slist_free(rl);
766 sp_document_done(document, SP_VERB_SELECTION_TO_FRONT,
767 _("Raise to top"));
768 }
770 void
771 sp_selection_lower(SPDesktop *desktop)
772 {
773 if (desktop == NULL)
774 return;
776 Inkscape::Selection *selection = sp_desktop_selection(desktop);
778 GSList const *items = (GSList *) selection->itemList();
779 if (!items) {
780 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to lower."));
781 return;
782 }
784 SPGroup const *group = sp_item_list_common_parent_group(items);
785 if (!group) {
786 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("You cannot raise/lower objects from <b>different groups</b> or <b>layers</b>."));
787 return;
788 }
790 Inkscape::XML::Node *grepr = SP_OBJECT_REPR(group);
792 // Determine the common bbox of the selected items.
793 Geom::OptRect selected = enclose_items(items);
795 /* Construct direct-ordered list of selected children. */
796 GSList *rev = g_slist_copy((GSList *) items);
797 rev = g_slist_sort(rev, (GCompareFunc) sp_item_repr_compare_position);
798 rev = g_slist_reverse(rev);
800 // Iterate over all objects in the selection (starting from top).
801 if (selected) {
802 while (rev) {
803 SPObject *child = SP_OBJECT(rev->data);
804 // for each selected object, find the prev sibling
805 for (SPObject *newref = prev_sibling(child); newref; newref = prev_sibling(newref)) {
806 // if the sibling is an item AND overlaps our selection,
807 if (SP_IS_ITEM(newref)) {
808 Geom::OptRect ref_bbox = sp_item_bbox_desktop(SP_ITEM(newref));
809 if ( ref_bbox && selected->intersects(*ref_bbox) ) {
810 // AND if it's not one of our selected objects,
811 if (!g_slist_find((GSList *) items, newref)) {
812 // move the selected object before that sibling
813 SPObject *put_after = prev_sibling(newref);
814 if (put_after)
815 grepr->changeOrder(SP_OBJECT_REPR(child), SP_OBJECT_REPR(put_after));
816 else
817 SP_OBJECT_REPR(child)->setPosition(0);
818 }
819 break;
820 }
821 }
822 }
823 rev = g_slist_remove(rev, child);
824 }
825 } else {
826 g_slist_free(rev);
827 }
829 sp_document_done(sp_desktop_document(desktop), SP_VERB_SELECTION_LOWER,
830 _("Lower"));
831 }
833 void sp_selection_lower_to_bottom(SPDesktop *desktop)
834 {
835 if (desktop == NULL)
836 return;
838 SPDocument *document = sp_desktop_document(desktop);
839 Inkscape::Selection *selection = sp_desktop_selection(desktop);
841 if (selection->isEmpty()) {
842 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to lower to bottom."));
843 return;
844 }
846 GSList const *items = (GSList *) selection->itemList();
848 SPGroup const *group = sp_item_list_common_parent_group(items);
849 if (!group) {
850 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("You cannot raise/lower objects from <b>different groups</b> or <b>layers</b>."));
851 return;
852 }
854 GSList *rl;
855 rl = g_slist_copy((GSList *) selection->reprList());
856 rl = g_slist_sort(rl, (GCompareFunc) sp_repr_compare_position);
857 rl = g_slist_reverse(rl);
859 for (GSList *l = rl; l != NULL; l = l->next) {
860 gint minpos;
861 SPObject *pp, *pc;
862 Inkscape::XML::Node *repr = (Inkscape::XML::Node *) l->data;
863 pp = document->getObjectByRepr(sp_repr_parent(repr));
864 minpos = 0;
865 g_assert(SP_IS_GROUP(pp));
866 pc = sp_object_first_child(pp);
867 while (!SP_IS_ITEM(pc)) {
868 minpos += 1;
869 pc = pc->next;
870 }
871 repr->setPosition(minpos);
872 }
874 g_slist_free(rl);
876 sp_document_done(document, SP_VERB_SELECTION_TO_BACK,
877 _("Lower to bottom"));
878 }
880 void
881 sp_undo(SPDesktop *desktop, SPDocument *)
882 {
883 if (!sp_document_undo(sp_desktop_document(desktop)))
884 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Nothing to undo."));
885 }
887 void
888 sp_redo(SPDesktop *desktop, SPDocument *)
889 {
890 if (!sp_document_redo(sp_desktop_document(desktop)))
891 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Nothing to redo."));
892 }
894 void sp_selection_cut(SPDesktop *desktop)
895 {
896 sp_selection_copy();
897 sp_selection_delete(desktop);
898 }
900 /**
901 * \pre item != NULL
902 */
903 SPCSSAttr *
904 take_style_from_item (SPItem *item)
905 {
906 // write the complete cascaded style, context-free
907 SPCSSAttr *css = sp_css_attr_from_object (SP_OBJECT(item), SP_STYLE_FLAG_ALWAYS);
908 if (css == NULL)
909 return NULL;
911 if ((SP_IS_GROUP(item) && SP_OBJECT(item)->children) ||
912 (SP_IS_TEXT (item) && SP_OBJECT(item)->children && SP_OBJECT(item)->children->next == NULL)) {
913 // if this is a text with exactly one tspan child, merge the style of that tspan as well
914 // If this is a group, merge the style of its topmost (last) child with style
915 for (SPObject *last_element = item->lastChild(); last_element != NULL; last_element = SP_OBJECT_PREV (last_element)) {
916 if (SP_OBJECT_STYLE (last_element) != NULL) {
917 SPCSSAttr *temp = sp_css_attr_from_object (last_element, SP_STYLE_FLAG_IFSET);
918 if (temp) {
919 sp_repr_css_merge (css, temp);
920 sp_repr_css_attr_unref (temp);
921 }
922 break;
923 }
924 }
925 }
926 if (!(SP_IS_TEXT (item) || SP_IS_TSPAN (item) || SP_IS_TREF(item) || SP_IS_STRING (item))) {
927 // do not copy text properties from non-text objects, it's confusing
928 css = sp_css_attr_unset_text (css);
929 }
931 // FIXME: also transform gradient/pattern fills, by forking? NO, this must be nondestructive
932 double ex = to_2geom(sp_item_i2doc_affine(item)).descrim();
933 if (ex != 1.0) {
934 css = sp_css_attr_scale (css, ex);
935 }
937 return css;
938 }
941 void sp_selection_copy()
942 {
943 Inkscape::UI::ClipboardManager *cm = Inkscape::UI::ClipboardManager::get();
944 cm->copy();
945 }
947 void sp_selection_paste(SPDesktop *desktop, bool in_place)
948 {
949 Inkscape::UI::ClipboardManager *cm = Inkscape::UI::ClipboardManager::get();
950 if(cm->paste(in_place))
951 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_PASTE, _("Paste"));
952 }
954 void sp_selection_paste_style(SPDesktop *desktop)
955 {
956 Inkscape::UI::ClipboardManager *cm = Inkscape::UI::ClipboardManager::get();
957 if(cm->pasteStyle())
958 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_PASTE_STYLE, _("Paste style"));
959 }
962 void sp_selection_paste_livepatheffect(SPDesktop *desktop)
963 {
964 Inkscape::UI::ClipboardManager *cm = Inkscape::UI::ClipboardManager::get();
965 if(cm->pastePathEffect())
966 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_PASTE_LIVEPATHEFFECT,
967 _("Paste live path effect"));
968 }
971 void sp_selection_remove_livepatheffect_impl(SPItem *item)
972 {
973 if ( item && SP_IS_LPE_ITEM(item) ) {
974 sp_lpe_item_remove_all_path_effects(SP_LPE_ITEM(item), false);
975 }
976 }
978 void sp_selection_remove_livepatheffect(SPDesktop *desktop)
979 {
980 if (desktop == NULL) return;
982 Inkscape::Selection *selection = sp_desktop_selection(desktop);
984 // check if something is selected
985 if (selection->isEmpty()) {
986 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to remove live path effects from."));
987 return;
988 }
990 for ( GSList const *itemlist = selection->itemList(); itemlist != NULL; itemlist = g_slist_next(itemlist) ) {
991 SPItem *item = reinterpret_cast<SPItem*>(itemlist->data);
993 sp_selection_remove_livepatheffect_impl(item);
995 }
997 sp_document_done(sp_desktop_document (desktop), SP_VERB_EDIT_REMOVE_LIVEPATHEFFECT,
998 _("Remove live path effect"));
999 }
1001 void sp_selection_remove_filter (SPDesktop *desktop)
1002 {
1003 if (desktop == NULL) return;
1005 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1007 // check if something is selected
1008 if (selection->isEmpty()) {
1009 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to remove filters from."));
1010 return;
1011 }
1013 SPCSSAttr *css = sp_repr_css_attr_new();
1014 sp_repr_css_unset_property(css, "filter");
1015 sp_desktop_set_style(desktop, css);
1016 sp_repr_css_attr_unref(css);
1018 sp_document_done(sp_desktop_document (desktop), SP_VERB_EDIT_REMOVE_FILTER,
1019 _("Remove filter"));
1020 }
1023 void sp_selection_paste_size (SPDesktop *desktop, bool apply_x, bool apply_y)
1024 {
1025 Inkscape::UI::ClipboardManager *cm = Inkscape::UI::ClipboardManager::get();
1026 if(cm->pasteSize(false, apply_x, apply_y))
1027 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_PASTE_SIZE,
1028 _("Paste size"));
1029 }
1031 void sp_selection_paste_size_separately (SPDesktop *desktop, bool apply_x, bool apply_y)
1032 {
1033 Inkscape::UI::ClipboardManager *cm = Inkscape::UI::ClipboardManager::get();
1034 if(cm->pasteSize(true, apply_x, apply_y))
1035 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_PASTE_SIZE_SEPARATELY,
1036 _("Paste size separately"));
1037 }
1039 void sp_selection_to_next_layer(SPDesktop *dt, bool suppressDone)
1040 {
1041 Inkscape::Selection *selection = sp_desktop_selection(dt);
1043 // check if something is selected
1044 if (selection->isEmpty()) {
1045 dt->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to move to the layer above."));
1046 return;
1047 }
1049 GSList const *items = g_slist_copy ((GSList *) selection->itemList());
1051 bool no_more = false; // Set to true, if no more layers above
1052 SPObject *next=Inkscape::next_layer(dt->currentRoot(), dt->currentLayer());
1053 if (next) {
1054 GSList *temp_clip = NULL;
1055 sp_selection_copy_impl (items, &temp_clip, sp_document_repr_doc(dt->doc()));
1056 sp_selection_delete_impl (items, false, false);
1057 next=Inkscape::next_layer(dt->currentRoot(), dt->currentLayer()); // Fixes bug 1482973: crash while moving layers
1058 GSList *copied;
1059 if(next) {
1060 copied = sp_selection_paste_impl (sp_desktop_document (dt), next, &temp_clip);
1061 } else {
1062 copied = sp_selection_paste_impl (sp_desktop_document (dt), dt->currentLayer(), &temp_clip);
1063 no_more = true;
1064 }
1065 selection->setReprList((GSList const *) copied);
1066 g_slist_free (copied);
1067 if (temp_clip) g_slist_free (temp_clip);
1068 if (next) dt->setCurrentLayer(next);
1069 if ( !suppressDone ) {
1070 sp_document_done(sp_desktop_document (dt), SP_VERB_LAYER_MOVE_TO_NEXT,
1071 _("Raise to next layer"));
1072 }
1073 } else {
1074 no_more = true;
1075 }
1077 if (no_more) {
1078 dt->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("No more layers above."));
1079 }
1081 g_slist_free ((GSList *) items);
1082 }
1084 void sp_selection_to_prev_layer(SPDesktop *dt, bool suppressDone)
1085 {
1086 Inkscape::Selection *selection = sp_desktop_selection(dt);
1088 // check if something is selected
1089 if (selection->isEmpty()) {
1090 dt->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to move to the layer below."));
1091 return;
1092 }
1094 GSList const *items = g_slist_copy ((GSList *) selection->itemList());
1096 bool no_more = false; // Set to true, if no more layers below
1097 SPObject *next=Inkscape::previous_layer(dt->currentRoot(), dt->currentLayer());
1098 if (next) {
1099 GSList *temp_clip = NULL;
1100 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
1101 sp_selection_delete_impl (items, false, false);
1102 next=Inkscape::previous_layer(dt->currentRoot(), dt->currentLayer()); // Fixes bug 1482973: crash while moving layers
1103 GSList *copied;
1104 if(next) {
1105 copied = sp_selection_paste_impl (sp_desktop_document (dt), next, &temp_clip);
1106 } else {
1107 copied = sp_selection_paste_impl (sp_desktop_document (dt), dt->currentLayer(), &temp_clip);
1108 no_more = true;
1109 }
1110 selection->setReprList((GSList const *) copied);
1111 g_slist_free (copied);
1112 if (temp_clip) g_slist_free (temp_clip);
1113 if (next) dt->setCurrentLayer(next);
1114 if ( !suppressDone ) {
1115 sp_document_done(sp_desktop_document (dt), SP_VERB_LAYER_MOVE_TO_PREV,
1116 _("Lower to previous layer"));
1117 }
1118 } else {
1119 no_more = true;
1120 }
1122 if (no_more) {
1123 dt->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("No more layers below."));
1124 }
1126 g_slist_free ((GSList *) items);
1127 }
1129 bool
1130 selection_contains_original (SPItem *item, Inkscape::Selection *selection)
1131 {
1132 bool contains_original = false;
1134 bool is_use = SP_IS_USE(item);
1135 SPItem *item_use = item;
1136 SPItem *item_use_first = item;
1137 while (is_use && item_use && !contains_original)
1138 {
1139 item_use = sp_use_get_original (SP_USE(item_use));
1140 contains_original |= selection->includes(item_use);
1141 if (item_use == item_use_first)
1142 break;
1143 is_use = SP_IS_USE(item_use);
1144 }
1146 // If it's a tref, check whether the object containing the character
1147 // data is part of the selection
1148 if (!contains_original && SP_IS_TREF(item)) {
1149 contains_original = selection->includes(SP_TREF(item)->getObjectReferredTo());
1150 }
1152 return contains_original;
1153 }
1156 bool
1157 selection_contains_both_clone_and_original (Inkscape::Selection *selection)
1158 {
1159 bool clone_with_original = false;
1160 for (GSList const *l = selection->itemList(); l != NULL; l = l->next) {
1161 SPItem *item = SP_ITEM(l->data);
1162 clone_with_original |= selection_contains_original(item, selection);
1163 if (clone_with_original)
1164 break;
1165 }
1166 return clone_with_original;
1167 }
1170 /** Apply matrix to the selection. \a set_i2d is normally true, which means objects are in the
1171 original transform, synced with their reprs, and need to jump to the new transform in one go. A
1172 value of set_i2d==false is only used by seltrans when it's dragging objects live (not outlines); in
1173 that case, items are already in the new position, but the repr is in the old, and this function
1174 then simply updates the repr from item->transform.
1175 */
1176 void sp_selection_apply_affine(Inkscape::Selection *selection, Geom::Matrix const &affine, bool set_i2d)
1177 {
1178 if (selection->isEmpty())
1179 return;
1181 for (GSList const *l = selection->itemList(); l != NULL; l = l->next) {
1182 SPItem *item = SP_ITEM(l->data);
1184 Geom::Point old_center(0,0);
1185 if (set_i2d && item->isCenterSet())
1186 old_center = item->getCenter();
1188 #if 0 /* Re-enable this once persistent guides have a graphical indication.
1189 At the time of writing, this is the only place to re-enable. */
1190 sp_item_update_cns(*item, selection->desktop());
1191 #endif
1193 // we're moving both a clone and its original or any ancestor in clone chain?
1194 bool transform_clone_with_original = selection_contains_original(item, selection);
1195 // ...both a text-on-path and its path?
1196 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)))) ));
1197 // ...both a flowtext and its frame?
1198 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)
1199 // ...both an offset and its source?
1200 bool transform_offset_with_source = (SP_IS_OFFSET(item) && SP_OFFSET (item)->sourceHref) && selection->includes( sp_offset_get_source (SP_OFFSET(item)) );
1202 // If we're moving a connector, we want to detach it
1203 // from shapes that aren't part of the selection, but
1204 // leave it attached if they are
1205 if (cc_item_is_connector(item)) {
1206 SPItem *attItem[2];
1207 SP_PATH(item)->connEndPair.getAttachedItems(attItem);
1209 for (int n = 0; n < 2; ++n) {
1210 if (!selection->includes(attItem[n])) {
1211 sp_conn_end_detach(item, n);
1212 }
1213 }
1214 }
1216 // "clones are unmoved when original is moved" preference
1217 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
1218 int compensation = prefs->getInt("/options/clonecompensation/value", SP_CLONE_COMPENSATION_UNMOVED);
1219 bool prefs_unmoved = (compensation == SP_CLONE_COMPENSATION_UNMOVED);
1220 bool prefs_parallel = (compensation == SP_CLONE_COMPENSATION_PARALLEL);
1222 // If this is a clone and it's selected along with its original, do not move it; it will feel the
1223 // transform of its original and respond to it itself. Without this, a clone is doubly
1224 // transformed, very unintuitive.
1225 // Same for textpath if we are also doing ANY transform to its path: do not touch textpath,
1226 // letters cannot be squeezed or rotated anyway, they only refill the changed path.
1227 // Same for linked offset if we are also moving its source: do not move it.
1228 if (transform_textpath_with_path || transform_offset_with_source) {
1229 // restore item->transform field from the repr, in case it was changed by seltrans
1230 sp_object_read_attr (SP_OBJECT (item), "transform");
1232 } else if (transform_flowtext_with_frame) {
1233 // apply the inverse of the region's transform to the <use> so that the flow remains
1234 // the same (even though the output itself gets transformed)
1235 for (SPObject *region = item->firstChild() ; region ; region = SP_OBJECT_NEXT(region)) {
1236 if (!SP_IS_FLOWREGION(region) && !SP_IS_FLOWREGIONEXCLUDE(region))
1237 continue;
1238 for (SPObject *use = region->firstChild() ; use ; use = SP_OBJECT_NEXT(use)) {
1239 if (!SP_IS_USE(use)) continue;
1240 sp_item_write_transform(SP_USE(use), SP_OBJECT_REPR(use), item->transform.inverse(), NULL);
1241 }
1242 }
1243 } else if (transform_clone_with_original) {
1244 // We are transforming a clone along with its original. The below matrix juggling is
1245 // necessary to ensure that they transform as a whole, i.e. the clone's induced
1246 // transform and its move compensation are both cancelled out.
1248 // restore item->transform field from the repr, in case it was changed by seltrans
1249 sp_object_read_attr (SP_OBJECT (item), "transform");
1251 // calculate the matrix we need to apply to the clone to cancel its induced transform from its original
1252 Geom::Matrix parent2dt = sp_item_i2d_affine(SP_ITEM(SP_OBJECT_PARENT (item)));
1253 Geom::Matrix t = parent2dt * affine * parent2dt.inverse();
1254 Geom::Matrix t_inv = t.inverse();
1255 Geom::Matrix result = t_inv * item->transform * t;
1257 if ((prefs_parallel || prefs_unmoved) && affine.isTranslation()) {
1258 // we need to cancel out the move compensation, too
1260 // find out the clone move, same as in sp_use_move_compensate
1261 Geom::Matrix parent = sp_use_get_parent_transform (SP_USE(item));
1262 Geom::Matrix clone_move = parent.inverse() * t * parent;
1264 if (prefs_parallel) {
1265 Geom::Matrix move = result * clone_move * t_inv;
1266 sp_item_write_transform(item, SP_OBJECT_REPR(item), move, &move);
1268 } else if (prefs_unmoved) {
1269 //if (SP_IS_USE(sp_use_get_original(SP_USE(item))))
1270 // clone_move = Geom::identity();
1271 Geom::Matrix move = result * clone_move;
1272 sp_item_write_transform(item, SP_OBJECT_REPR(item), move, &t);
1273 }
1275 } else {
1276 // just apply the result
1277 sp_item_write_transform(item, SP_OBJECT_REPR(item), result, &t);
1278 }
1280 } else {
1281 if (set_i2d) {
1282 sp_item_set_i2d_affine(item, sp_item_i2d_affine(item) * (Geom::Matrix)affine);
1283 }
1284 sp_item_write_transform(item, SP_OBJECT_REPR(item), item->transform, NULL);
1285 }
1287 // if we're moving the actual object, not just updating the repr, we can transform the
1288 // center by the same matrix (only necessary for non-translations)
1289 if (set_i2d && item->isCenterSet() && !affine.isTranslation()) {
1290 item->setCenter(old_center * affine);
1291 SP_OBJECT(item)->updateRepr();
1292 }
1293 }
1294 }
1296 void sp_selection_remove_transform(SPDesktop *desktop)
1297 {
1298 if (desktop == NULL)
1299 return;
1301 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1303 GSList const *l = (GSList *) selection->reprList();
1304 while (l != NULL) {
1305 ((Inkscape::XML::Node*)l->data)->setAttribute("transform", NULL, false);
1306 l = l->next;
1307 }
1309 sp_document_done(sp_desktop_document(desktop), SP_VERB_OBJECT_FLATTEN,
1310 _("Remove transform"));
1311 }
1313 void
1314 sp_selection_scale_absolute(Inkscape::Selection *selection,
1315 double const x0, double const x1,
1316 double const y0, double const y1)
1317 {
1318 if (selection->isEmpty())
1319 return;
1321 Geom::OptRect const bbox(selection->bounds());
1322 if ( !bbox ) {
1323 return;
1324 }
1326 Geom::Translate const p2o(-bbox->min());
1328 Geom::Scale const newSize(x1 - x0,
1329 y1 - y0);
1330 Geom::Scale const scale( newSize * Geom::Scale(bbox->dimensions()).inverse() );
1331 Geom::Translate const o2n(x0, y0);
1332 Geom::Matrix const final( p2o * scale * o2n );
1334 sp_selection_apply_affine(selection, final);
1335 }
1338 void sp_selection_scale_relative(Inkscape::Selection *selection, Geom::Point const &align, Geom::Scale const &scale)
1339 {
1340 if (selection->isEmpty())
1341 return;
1343 Geom::OptRect const bbox(selection->bounds());
1345 if ( !bbox ) {
1346 return;
1347 }
1349 // FIXME: ARBITRARY LIMIT: don't try to scale above 1 Mpx, it won't display properly and will crash sooner or later anyway
1350 if ( bbox->dimensions()[Geom::X] * scale[Geom::X] > 1e6 ||
1351 bbox->dimensions()[Geom::Y] * scale[Geom::Y] > 1e6 )
1352 {
1353 return;
1354 }
1356 Geom::Translate const n2d(-align);
1357 Geom::Translate const d2n(align);
1358 Geom::Matrix const final( n2d * scale * d2n );
1359 sp_selection_apply_affine(selection, final);
1360 }
1362 void
1363 sp_selection_rotate_relative(Inkscape::Selection *selection, Geom::Point const ¢er, gdouble const angle_degrees)
1364 {
1365 Geom::Translate const d2n(center);
1366 Geom::Translate const n2d(-center);
1367 Geom::Rotate const rotate(Geom::Rotate::from_degrees(angle_degrees));
1368 Geom::Matrix const final( Geom::Matrix(n2d) * rotate * d2n );
1369 sp_selection_apply_affine(selection, final);
1370 }
1372 void
1373 sp_selection_skew_relative(Inkscape::Selection *selection, Geom::Point const &align, double dx, double dy)
1374 {
1375 Geom::Translate const d2n(align);
1376 Geom::Translate const n2d(-align);
1377 Geom::Matrix const skew(1, dy,
1378 dx, 1,
1379 0, 0);
1380 Geom::Matrix const final( n2d * skew * d2n );
1381 sp_selection_apply_affine(selection, final);
1382 }
1384 void sp_selection_move_relative(Inkscape::Selection *selection, Geom::Point const &move)
1385 {
1386 sp_selection_apply_affine(selection, Geom::Matrix(Geom::Translate(move)));
1387 }
1389 void sp_selection_move_relative(Inkscape::Selection *selection, double dx, double dy)
1390 {
1391 sp_selection_apply_affine(selection, Geom::Matrix(Geom::Translate(dx, dy)));
1392 }
1394 /**
1395 * @brief Rotates selected objects 90 degrees, either clock-wise or counter-clockwise, depending on the value of ccw
1396 */
1397 void sp_selection_rotate_90(SPDesktop *desktop, bool ccw)
1398 {
1399 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1401 if (selection->isEmpty())
1402 return;
1404 GSList const *l = selection->itemList();
1405 Geom::Rotate const rot_90(Geom::Point(0, ccw ? 1 : -1)); // pos. or neg. rotation, depending on the value of ccw
1406 for (GSList const *l2 = l ; l2 != NULL ; l2 = l2->next) {
1407 SPItem *item = SP_ITEM(l2->data);
1408 sp_item_rotate_rel(item, rot_90);
1409 }
1411 sp_document_done(sp_desktop_document(desktop),
1412 ccw ? SP_VERB_OBJECT_ROTATE_90_CCW : SP_VERB_OBJECT_ROTATE_90_CW,
1413 ccw ? _("Rotate 90° CCW") : _("Rotate 90° CW"));
1414 }
1416 void
1417 sp_selection_rotate(Inkscape::Selection *selection, gdouble const angle_degrees)
1418 {
1419 if (selection->isEmpty())
1420 return;
1422 boost::optional<Geom::Point> center = selection->center();
1423 if (!center) {
1424 return;
1425 }
1427 sp_selection_rotate_relative(selection, *center, angle_degrees);
1429 sp_document_maybe_done(sp_desktop_document(selection->desktop()),
1430 ( ( angle_degrees > 0 )
1431 ? "selector:rotate:ccw"
1432 : "selector:rotate:cw" ),
1433 SP_VERB_CONTEXT_SELECT,
1434 _("Rotate"));
1435 }
1437 // helper function:
1438 static
1439 Geom::Point
1440 cornerFarthestFrom(Geom::Rect const &r, Geom::Point const &p){
1441 Geom::Point m = r.midpoint();
1442 unsigned i = 0;
1443 if (p[X] < m[X]) {
1444 i = 1;
1445 }
1446 if (p[Y] < m[Y]) {
1447 i = 3 - i;
1448 }
1449 return r.corner(i);
1450 }
1452 /**
1453 \param angle the angle in "angular pixels", i.e. how many visible pixels must move the outermost point of the rotated object
1454 */
1455 void
1456 sp_selection_rotate_screen(Inkscape::Selection *selection, gdouble angle)
1457 {
1458 if (selection->isEmpty())
1459 return;
1461 Geom::OptRect const bbox(selection->bounds());
1462 boost::optional<Geom::Point> center = selection->center();
1464 if ( !bbox || !center ) {
1465 return;
1466 }
1468 gdouble const zoom = selection->desktop()->current_zoom();
1469 gdouble const zmove = angle / zoom;
1470 gdouble const r = Geom::L2(cornerFarthestFrom(*bbox, *center) - *center);
1472 gdouble const zangle = 180 * atan2(zmove, r) / M_PI;
1474 sp_selection_rotate_relative(selection, *center, zangle);
1476 sp_document_maybe_done(sp_desktop_document(selection->desktop()),
1477 ( (angle > 0)
1478 ? "selector:rotate:ccw"
1479 : "selector:rotate:cw" ),
1480 SP_VERB_CONTEXT_SELECT,
1481 _("Rotate by pixels"));
1482 }
1484 void
1485 sp_selection_scale(Inkscape::Selection *selection, gdouble grow)
1486 {
1487 if (selection->isEmpty())
1488 return;
1490 Geom::OptRect const bbox(selection->bounds());
1491 if (!bbox) {
1492 return;
1493 }
1495 Geom::Point const center(bbox->midpoint());
1497 // you can't scale "do nizhe pola" (below zero)
1498 double const max_len = bbox->maxExtent();
1499 if ( max_len + grow <= 1e-3 ) {
1500 return;
1501 }
1503 double const times = 1.0 + grow / max_len;
1504 sp_selection_scale_relative(selection, center, Geom::Scale(times, times));
1506 sp_document_maybe_done(sp_desktop_document(selection->desktop()),
1507 ( (grow > 0)
1508 ? "selector:scale:larger"
1509 : "selector:scale:smaller" ),
1510 SP_VERB_CONTEXT_SELECT,
1511 _("Scale"));
1512 }
1514 void
1515 sp_selection_scale_screen(Inkscape::Selection *selection, gdouble grow_pixels)
1516 {
1517 sp_selection_scale(selection,
1518 grow_pixels / selection->desktop()->current_zoom());
1519 }
1521 void
1522 sp_selection_scale_times(Inkscape::Selection *selection, gdouble times)
1523 {
1524 if (selection->isEmpty())
1525 return;
1527 Geom::OptRect sel_bbox = selection->bounds();
1529 if (!sel_bbox) {
1530 return;
1531 }
1533 Geom::Point const center(sel_bbox->midpoint());
1534 sp_selection_scale_relative(selection, center, Geom::Scale(times, times));
1535 sp_document_done(sp_desktop_document(selection->desktop()), SP_VERB_CONTEXT_SELECT,
1536 _("Scale by whole factor"));
1537 }
1539 void
1540 sp_selection_move(SPDesktop *desktop, gdouble dx, gdouble dy)
1541 {
1542 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1543 if (selection->isEmpty()) {
1544 return;
1545 }
1547 sp_selection_move_relative(selection, dx, dy);
1549 if (dx == 0) {
1550 sp_document_maybe_done(sp_desktop_document(desktop), "selector:move:vertical", SP_VERB_CONTEXT_SELECT,
1551 _("Move vertically"));
1552 } else if (dy == 0) {
1553 sp_document_maybe_done(sp_desktop_document(desktop), "selector:move:horizontal", SP_VERB_CONTEXT_SELECT,
1554 _("Move horizontally"));
1555 } else {
1556 sp_document_done(sp_desktop_document(desktop), SP_VERB_CONTEXT_SELECT,
1557 _("Move"));
1558 }
1559 }
1561 void
1562 sp_selection_move_screen(SPDesktop *desktop, gdouble dx, gdouble dy)
1563 {
1564 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1565 if (selection->isEmpty()) {
1566 return;
1567 }
1569 // same as sp_selection_move but divide deltas by zoom factor
1570 gdouble const zoom = desktop->current_zoom();
1571 gdouble const zdx = dx / zoom;
1572 gdouble const zdy = dy / zoom;
1573 sp_selection_move_relative(selection, zdx, zdy);
1575 if (dx == 0) {
1576 sp_document_maybe_done(sp_desktop_document(desktop), "selector:move:vertical", SP_VERB_CONTEXT_SELECT,
1577 _("Move vertically by pixels"));
1578 } else if (dy == 0) {
1579 sp_document_maybe_done(sp_desktop_document(desktop), "selector:move:horizontal", SP_VERB_CONTEXT_SELECT,
1580 _("Move horizontally by pixels"));
1581 } else {
1582 sp_document_done(sp_desktop_document(desktop), SP_VERB_CONTEXT_SELECT,
1583 _("Move"));
1584 }
1585 }
1587 namespace {
1589 template <typename D>
1590 SPItem *next_item(SPDesktop *desktop, GSList *path, SPObject *root,
1591 bool only_in_viewport, PrefsSelectionContext inlayer, bool onlyvisible, bool onlysensitive);
1593 template <typename D>
1594 SPItem *next_item_from_list(SPDesktop *desktop, GSList const *items, SPObject *root,
1595 bool only_in_viewport, PrefsSelectionContext inlayer, bool onlyvisible, bool onlysensitive);
1597 struct Forward {
1598 typedef SPObject *Iterator;
1600 static Iterator children(SPObject *o) { return sp_object_first_child(o); }
1601 static Iterator siblings_after(SPObject *o) { return SP_OBJECT_NEXT(o); }
1602 static void dispose(Iterator /*i*/) {}
1604 static SPObject *object(Iterator i) { return i; }
1605 static Iterator next(Iterator i) { return SP_OBJECT_NEXT(i); }
1606 };
1608 struct Reverse {
1609 typedef GSList *Iterator;
1611 static Iterator children(SPObject *o) {
1612 return make_list(o->firstChild(), NULL);
1613 }
1614 static Iterator siblings_after(SPObject *o) {
1615 return make_list(SP_OBJECT_PARENT(o)->firstChild(), o);
1616 }
1617 static void dispose(Iterator i) {
1618 g_slist_free(i);
1619 }
1621 static SPObject *object(Iterator i) {
1622 return reinterpret_cast<SPObject *>(i->data);
1623 }
1624 static Iterator next(Iterator i) { return i->next; }
1626 private:
1627 static GSList *make_list(SPObject *object, SPObject *limit) {
1628 GSList *list=NULL;
1629 while ( object != limit ) {
1630 list = g_slist_prepend(list, object);
1631 object = SP_OBJECT_NEXT(object);
1632 }
1633 return list;
1634 }
1635 };
1637 }
1639 void
1640 sp_selection_item_next(SPDesktop *desktop)
1641 {
1642 g_return_if_fail(desktop != NULL);
1643 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1645 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
1646 PrefsSelectionContext inlayer = (PrefsSelectionContext)prefs->getInt("/options/kbselection/inlayer", PREFS_SELECTION_LAYER);
1647 bool onlyvisible = prefs->getBool("/options/kbselection/onlyvisible", true);
1648 bool onlysensitive = prefs->getBool("/options/kbselection/onlysensitive", true);
1650 SPObject *root;
1651 if (PREFS_SELECTION_ALL != inlayer) {
1652 root = selection->activeContext();
1653 } else {
1654 root = desktop->currentRoot();
1655 }
1657 SPItem *item=next_item_from_list<Forward>(desktop, selection->itemList(), root, SP_CYCLING == SP_CYCLE_VISIBLE, inlayer, onlyvisible, onlysensitive);
1659 if (item) {
1660 selection->set(item, PREFS_SELECTION_LAYER_RECURSIVE == inlayer);
1661 if ( SP_CYCLING == SP_CYCLE_FOCUS ) {
1662 scroll_to_show_item(desktop, item);
1663 }
1664 }
1665 }
1667 void
1668 sp_selection_item_prev(SPDesktop *desktop)
1669 {
1670 SPDocument *document = sp_desktop_document(desktop);
1671 g_return_if_fail(document != NULL);
1672 g_return_if_fail(desktop != NULL);
1673 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1675 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
1676 PrefsSelectionContext inlayer = (PrefsSelectionContext) prefs->getInt("/options/kbselection/inlayer", PREFS_SELECTION_LAYER);
1677 bool onlyvisible = prefs->getBool("/options/kbselection/onlyvisible", true);
1678 bool onlysensitive = prefs->getBool("/options/kbselection/onlysensitive", true);
1680 SPObject *root;
1681 if (PREFS_SELECTION_ALL != inlayer) {
1682 root = selection->activeContext();
1683 } else {
1684 root = desktop->currentRoot();
1685 }
1687 SPItem *item=next_item_from_list<Reverse>(desktop, selection->itemList(), root, SP_CYCLING == SP_CYCLE_VISIBLE, inlayer, onlyvisible, onlysensitive);
1689 if (item) {
1690 selection->set(item, PREFS_SELECTION_LAYER_RECURSIVE == inlayer);
1691 if ( SP_CYCLING == SP_CYCLE_FOCUS ) {
1692 scroll_to_show_item(desktop, item);
1693 }
1694 }
1695 }
1697 void sp_selection_next_patheffect_param(SPDesktop * dt)
1698 {
1699 if (!dt) return;
1701 Inkscape::Selection *selection = sp_desktop_selection(dt);
1702 if ( selection && !selection->isEmpty() ) {
1703 SPItem *item = selection->singleItem();
1704 if ( item && SP_IS_SHAPE(item)) {
1705 if (sp_lpe_item_has_path_effect(SP_LPE_ITEM(item))) {
1706 sp_lpe_item_edit_next_param_oncanvas(SP_LPE_ITEM(item), dt);
1707 } else {
1708 dt->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("The selection has no applied path effect."));
1709 }
1710 }
1711 }
1712 }
1714 void sp_selection_edit_clip_or_mask(SPDesktop * dt, bool clip)
1715 {
1716 if (!dt) return;
1718 Inkscape::Selection *selection = sp_desktop_selection(dt);
1719 if ( selection && !selection->isEmpty() ) {
1720 SPItem *item = selection->singleItem();
1721 if ( item ) {
1722 SPObject *obj = NULL;
1723 if (clip)
1724 obj = item->clip_ref ? SP_OBJECT(item->clip_ref->getObject()) : NULL;
1725 else
1726 obj = item->mask_ref ? SP_OBJECT(item->mask_ref->getObject()) : NULL;
1728 if (obj) {
1729 // obj is a group object, the children are the actual clippers
1730 for ( SPObject *child = obj->children ; child ; child = child->next ) {
1731 if ( SP_IS_ITEM(child) ) {
1732 // If not already in nodecontext, goto it!
1733 if (!tools_isactive(dt, TOOLS_NODES)) {
1734 tools_switch(dt, TOOLS_NODES);
1735 }
1737 ShapeEditor * shape_editor = dt->event_context->shape_editor;
1738 // TODO: should we set the item for nodepath or knotholder or both? seems to work with both.
1739 shape_editor->set_item(SP_ITEM(child), SH_NODEPATH);
1740 shape_editor->set_item(SP_ITEM(child), SH_KNOTHOLDER);
1741 Inkscape::NodePath::Path *np = shape_editor->get_nodepath();
1742 if (np) {
1743 // take colors from prefs (same as used in outline mode)
1744 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
1745 np->helperpath_rgba = clip ?
1746 prefs->getInt("/options/wireframecolors/clips", 0x00ff00ff) :
1747 prefs->getInt("/options/wireframecolors/masks", 0x0000ffff);
1748 np->helperpath_width = 1.0;
1749 sp_nodepath_show_helperpath(np, true);
1750 }
1751 break; // break out of for loop after 1st encountered item
1752 }
1753 }
1754 } else if (clip) {
1755 dt->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("The selection has no applied clip path."));
1756 } else {
1757 dt->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("The selection has no applied mask."));
1758 }
1759 }
1760 }
1761 }
1764 namespace {
1766 template <typename D>
1767 SPItem *next_item_from_list(SPDesktop *desktop, GSList const *items,
1768 SPObject *root, bool only_in_viewport, PrefsSelectionContext inlayer, bool onlyvisible, bool onlysensitive)
1769 {
1770 SPObject *current=root;
1771 while (items) {
1772 SPItem *item=SP_ITEM(items->data);
1773 if ( root->isAncestorOf(item) &&
1774 ( !only_in_viewport || desktop->isWithinViewport(item) ) )
1775 {
1776 current = item;
1777 break;
1778 }
1779 items = items->next;
1780 }
1782 GSList *path=NULL;
1783 while ( current != root ) {
1784 path = g_slist_prepend(path, current);
1785 current = SP_OBJECT_PARENT(current);
1786 }
1788 SPItem *next;
1789 // first, try from the current object
1790 next = next_item<D>(desktop, path, root, only_in_viewport, inlayer, onlyvisible, onlysensitive);
1791 g_slist_free(path);
1793 if (!next) { // if we ran out of objects, start over at the root
1794 next = next_item<D>(desktop, NULL, root, only_in_viewport, inlayer, onlyvisible, onlysensitive);
1795 }
1797 return next;
1798 }
1800 template <typename D>
1801 SPItem *next_item(SPDesktop *desktop, GSList *path, SPObject *root,
1802 bool only_in_viewport, PrefsSelectionContext inlayer, bool onlyvisible, bool onlysensitive)
1803 {
1804 typename D::Iterator children;
1805 typename D::Iterator iter;
1807 SPItem *found=NULL;
1809 if (path) {
1810 SPObject *object=reinterpret_cast<SPObject *>(path->data);
1811 g_assert(SP_OBJECT_PARENT(object) == root);
1812 if (desktop->isLayer(object)) {
1813 found = next_item<D>(desktop, path->next, object, only_in_viewport, inlayer, onlyvisible, onlysensitive);
1814 }
1815 iter = children = D::siblings_after(object);
1816 } else {
1817 iter = children = D::children(root);
1818 }
1820 while ( iter && !found ) {
1821 SPObject *object=D::object(iter);
1822 if (desktop->isLayer(object)) {
1823 if (PREFS_SELECTION_LAYER != inlayer) { // recurse into sublayers
1824 found = next_item<D>(desktop, NULL, object, only_in_viewport, inlayer, onlyvisible, onlysensitive);
1825 }
1826 } else if ( SP_IS_ITEM(object) &&
1827 ( !only_in_viewport || desktop->isWithinViewport(SP_ITEM(object)) ) &&
1828 ( !onlyvisible || !desktop->itemIsHidden(SP_ITEM(object))) &&
1829 ( !onlysensitive || !SP_ITEM(object)->isLocked()) &&
1830 !desktop->isLayer(SP_ITEM(object)) )
1831 {
1832 found = SP_ITEM(object);
1833 }
1834 iter = D::next(iter);
1835 }
1837 D::dispose(children);
1839 return found;
1840 }
1842 }
1844 /**
1845 * If \a item is not entirely visible then adjust visible area to centre on the centre on of
1846 * \a item.
1847 */
1848 void scroll_to_show_item(SPDesktop *desktop, SPItem *item)
1849 {
1850 Geom::Rect dbox = desktop->get_display_area();
1851 Geom::OptRect sbox = sp_item_bbox_desktop(item);
1853 if ( sbox && dbox.contains(*sbox) == false ) {
1854 Geom::Point const s_dt = sbox->midpoint();
1855 Geom::Point const s_w = desktop->d2w(s_dt);
1856 Geom::Point const d_dt = dbox.midpoint();
1857 Geom::Point const d_w = desktop->d2w(d_dt);
1858 Geom::Point const moved_w( d_w - s_w );
1859 gint const dx = (gint) moved_w[X];
1860 gint const dy = (gint) moved_w[Y];
1861 desktop->scroll_world(dx, dy);
1862 }
1863 }
1866 void
1867 sp_selection_clone(SPDesktop *desktop)
1868 {
1869 if (desktop == NULL)
1870 return;
1872 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1874 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(desktop->doc());
1876 // check if something is selected
1877 if (selection->isEmpty()) {
1878 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select an <b>object</b> to clone."));
1879 return;
1880 }
1882 GSList *reprs = g_slist_copy((GSList *) selection->reprList());
1884 selection->clear();
1886 // sorting items from different parents sorts each parent's subset without possibly mixing them, just what we need
1887 reprs = g_slist_sort(reprs, (GCompareFunc) sp_repr_compare_position);
1889 GSList *newsel = NULL;
1891 while (reprs) {
1892 Inkscape::XML::Node *sel_repr = (Inkscape::XML::Node *) reprs->data;
1893 Inkscape::XML::Node *parent = sp_repr_parent(sel_repr);
1895 Inkscape::XML::Node *clone = xml_doc->createElement("svg:use");
1896 clone->setAttribute("x", "0", false);
1897 clone->setAttribute("y", "0", false);
1898 clone->setAttribute("xlink:href", g_strdup_printf("#%s", sel_repr->attribute("id")), false);
1900 clone->setAttribute("inkscape:transform-center-x", sel_repr->attribute("inkscape:transform-center-x"), false);
1901 clone->setAttribute("inkscape:transform-center-y", sel_repr->attribute("inkscape:transform-center-y"), false);
1903 // add the new clone to the top of the original's parent
1904 parent->appendChild(clone);
1906 newsel = g_slist_prepend(newsel, clone);
1907 reprs = g_slist_remove(reprs, sel_repr);
1908 Inkscape::GC::release(clone);
1909 }
1911 // TRANSLATORS: only translate "string" in "context|string".
1912 // For more details, see http://developer.gnome.org/doc/API/2.0/glib/glib-I18N.html#Q-:CAPS
1913 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_CLONE,
1914 Q_("action|Clone"));
1916 selection->setReprList(newsel);
1918 g_slist_free(newsel);
1919 }
1921 void
1922 sp_selection_relink(SPDesktop *desktop)
1923 {
1924 if (!desktop)
1925 return;
1927 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1929 if (selection->isEmpty()) {
1930 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>clones</b> to relink."));
1931 return;
1932 }
1934 Inkscape::UI::ClipboardManager *cm = Inkscape::UI::ClipboardManager::get();
1935 const gchar *newid = cm->getFirstObjectID();
1936 if (!newid) {
1937 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Copy an <b>object</b> to clipboard to relink clones to."));
1938 return;
1939 }
1940 gchar *newref = g_strdup_printf ("#%s", newid);
1942 // Get a copy of current selection.
1943 bool relinked = false;
1944 for (GSList *items = (GSList *) selection->itemList();
1945 items != NULL;
1946 items = items->next)
1947 {
1948 SPItem *item = (SPItem *) items->data;
1950 if (!SP_IS_USE(item))
1951 continue;
1953 SP_OBJECT_REPR(item)->setAttribute("xlink:href", newref);
1954 SP_OBJECT(item)->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG);
1955 relinked = true;
1956 }
1958 g_free(newref);
1960 if (!relinked) {
1961 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("<b>No clones to relink</b> in the selection."));
1962 } else {
1963 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_UNLINK_CLONE,
1964 _("Relink clone"));
1965 }
1966 }
1969 void
1970 sp_selection_unlink(SPDesktop *desktop)
1971 {
1972 if (!desktop)
1973 return;
1975 Inkscape::Selection *selection = sp_desktop_selection(desktop);
1977 if (selection->isEmpty()) {
1978 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>clones</b> to unlink."));
1979 return;
1980 }
1982 // Get a copy of current selection.
1983 GSList *new_select = NULL;
1984 bool unlinked = false;
1985 for (GSList *items = g_slist_copy((GSList *) selection->itemList());
1986 items != NULL;
1987 items = items->next)
1988 {
1989 SPItem *item = (SPItem *) items->data;
1991 if (SP_IS_TEXT(item)) {
1992 SPObject *tspan = sp_tref_convert_to_tspan(SP_OBJECT(item));
1994 if (tspan) {
1995 SP_OBJECT(item)->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG);
1996 }
1998 // Set unlink to true, and fall into the next if which
1999 // will include this text item in the new selection
2000 unlinked = true;
2001 }
2003 if (!(SP_IS_USE(item) || SP_IS_TREF(item))) {
2004 // keep the non-use item in the new selection
2005 new_select = g_slist_prepend(new_select, item);
2006 continue;
2007 }
2009 SPItem *unlink;
2010 if (SP_IS_USE(item)) {
2011 unlink = sp_use_unlink(SP_USE(item));
2012 } else /*if (SP_IS_TREF(use))*/ {
2013 unlink = SP_ITEM(sp_tref_convert_to_tspan(SP_OBJECT(item)));
2014 }
2016 unlinked = true;
2017 // Add ungrouped items to the new selection.
2018 new_select = g_slist_prepend(new_select, unlink);
2019 }
2021 if (new_select) { // set new selection
2022 selection->clear();
2023 selection->setList(new_select);
2024 g_slist_free(new_select);
2025 }
2026 if (!unlinked) {
2027 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("<b>No clones to unlink</b> in the selection."));
2028 }
2030 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_UNLINK_CLONE,
2031 _("Unlink clone"));
2032 }
2034 void
2035 sp_select_clone_original(SPDesktop *desktop)
2036 {
2037 if (desktop == NULL)
2038 return;
2040 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2042 SPItem *item = selection->singleItem();
2044 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.");
2046 // Check if other than two objects are selected
2047 if (g_slist_length((GSList *) selection->itemList()) != 1 || !item) {
2048 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, error);
2049 return;
2050 }
2052 SPItem *original = NULL;
2053 if (SP_IS_USE(item)) {
2054 original = sp_use_get_original (SP_USE(item));
2055 } else if (SP_IS_OFFSET(item) && SP_OFFSET (item)->sourceHref) {
2056 original = sp_offset_get_source (SP_OFFSET(item));
2057 } else if (SP_IS_TEXT_TEXTPATH(item)) {
2058 original = sp_textpath_get_path_item (SP_TEXTPATH(sp_object_first_child(SP_OBJECT(item))));
2059 } else if (SP_IS_FLOWTEXT(item)) {
2060 original = SP_FLOWTEXT(item)->get_frame (NULL); // first frame only
2061 } else { // it's an object that we don't know what to do with
2062 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, error);
2063 return;
2064 }
2066 if (!original) {
2067 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("<b>Cannot find</b> the object to select (orphaned clone, offset, textpath, flowed text?)"));
2068 return;
2069 }
2071 for (SPObject *o = original; o && !SP_IS_ROOT(o); o = SP_OBJECT_PARENT (o)) {
2072 if (SP_IS_DEFS (o)) {
2073 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("The object you're trying to select is <b>not visible</b> (it is in <defs>)"));
2074 return;
2075 }
2076 }
2078 if (original) {
2079 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
2080 bool highlight = prefs->getBool("/options/highlightoriginal/value");
2081 if (highlight) {
2082 Geom::OptRect a = item->getBounds(sp_item_i2d_affine(item));
2083 Geom::OptRect b = original->getBounds(sp_item_i2d_affine(original));
2084 if ( a && b ) {
2085 // draw a flashing line between the objects
2086 SPCurve *curve = new SPCurve();
2087 curve->moveto(a->midpoint());
2088 curve->lineto(b->midpoint());
2090 SPCanvasItem * canvasitem = sp_canvas_bpath_new(sp_desktop_tempgroup(desktop), curve);
2091 sp_canvas_bpath_set_stroke(SP_CANVAS_BPATH(canvasitem), 0x0000ddff, 1.0, SP_STROKE_LINEJOIN_MITER, SP_STROKE_LINECAP_BUTT, 5, 3);
2092 sp_canvas_item_show(canvasitem);
2093 curve->unref();
2094 desktop->add_temporary_canvasitem (canvasitem, 1000);
2095 }
2096 }
2098 selection->clear();
2099 selection->set(original);
2100 if (SP_CYCLING == SP_CYCLE_FOCUS) {
2101 scroll_to_show_item(desktop, original);
2102 }
2103 }
2104 }
2107 void sp_selection_to_marker(SPDesktop *desktop, bool apply)
2108 {
2109 if (desktop == NULL)
2110 return;
2112 SPDocument *doc = sp_desktop_document(desktop);
2113 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
2115 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2117 // check if something is selected
2118 if (selection->isEmpty()) {
2119 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to convert to marker."));
2120 return;
2121 }
2123 sp_document_ensure_up_to_date(doc);
2124 Geom::OptRect r = selection->bounds();
2125 boost::optional<Geom::Point> c = selection->center();
2126 if ( !r || !c ) {
2127 return;
2128 }
2130 // calculate the transform to be applied to objects to move them to 0,0
2131 Geom::Point move_p = Geom::Point(0, sp_document_height(doc)) - *c;
2132 move_p[Geom::Y] = -move_p[Geom::Y];
2133 Geom::Matrix move = Geom::Matrix (Geom::Translate (move_p));
2135 GSList *items = g_slist_copy((GSList *) selection->itemList());
2137 items = g_slist_sort (items, (GCompareFunc) sp_object_compare_position);
2139 // bottommost object, after sorting
2140 SPObject *parent = SP_OBJECT_PARENT (items->data);
2142 Geom::Matrix parent_transform (sp_item_i2doc_affine(SP_ITEM(parent)));
2144 // remember the position of the first item
2145 gint pos = SP_OBJECT_REPR (items->data)->position();
2146 (void)pos; // TODO check why this was remembered
2148 // create a list of duplicates
2149 GSList *repr_copies = NULL;
2150 for (GSList *i = items; i != NULL; i = i->next) {
2151 Inkscape::XML::Node *dup = (SP_OBJECT_REPR (i->data))->duplicate(xml_doc);
2152 repr_copies = g_slist_prepend (repr_copies, dup);
2153 }
2155 Geom::Rect bounds(desktop->dt2doc(r->min()), desktop->dt2doc(r->max()));
2157 if (apply) {
2158 // delete objects so that their clones don't get alerted; this object will be restored shortly
2159 for (GSList *i = items; i != NULL; i = i->next) {
2160 SPObject *item = SP_OBJECT (i->data);
2161 item->deleteObject (false);
2162 }
2163 }
2165 // Hack: Temporarily set clone compensation to unmoved, so that we can move clone-originals
2166 // without disturbing clones.
2167 // See ActorAlign::on_button_click() in src/ui/dialog/align-and-distribute.cpp
2168 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
2169 int saved_compensation = prefs->getInt("/options/clonecompensation/value", SP_CLONE_COMPENSATION_UNMOVED);
2170 prefs->setInt("/options/clonecompensation/value", SP_CLONE_COMPENSATION_UNMOVED);
2172 gchar const *mark_id = generate_marker(repr_copies, bounds, doc,
2173 ( Geom::Matrix(Geom::Translate(desktop->dt2doc(
2174 Geom::Point(r->min()[Geom::X],
2175 r->max()[Geom::Y]))))
2176 * parent_transform.inverse() ),
2177 parent_transform * move);
2178 (void)mark_id;
2180 // restore compensation setting
2181 prefs->setInt("/options/clonecompensation/value", saved_compensation);
2184 g_slist_free (items);
2186 sp_document_done (doc, SP_VERB_EDIT_SELECTION_2_MARKER,
2187 _("Objects to marker"));
2188 }
2190 static void sp_selection_to_guides_recursive(SPItem *item, bool deleteitem, bool wholegroups) {
2191 if (SP_IS_GROUP(item) && !SP_IS_BOX3D(item) && !wholegroups) {
2192 for (GSList *i = sp_item_group_item_list (SP_GROUP(item)); i != NULL; i = i->next) {
2193 sp_selection_to_guides_recursive(SP_ITEM(i->data), deleteitem, wholegroups);
2194 }
2195 } else {
2196 sp_item_convert_item_to_guides(item);
2198 if (deleteitem) {
2199 SP_OBJECT(item)->deleteObject(true);
2200 }
2201 }
2202 }
2204 void sp_selection_to_guides(SPDesktop *desktop)
2205 {
2206 if (desktop == NULL)
2207 return;
2209 SPDocument *doc = sp_desktop_document(desktop);
2210 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2211 // we need to copy the list because it gets reset when objects are deleted
2212 GSList *items = g_slist_copy((GSList *) selection->itemList());
2214 if (!items) {
2215 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to convert to guides."));
2216 return;
2217 }
2219 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
2220 bool deleteitem = !prefs->getBool("/tools/cvg_keep_objects", 0);
2221 bool wholegroups = prefs->getBool("/tools/cvg_convert_whole_groups", 0);
2223 for (GSList const *i = items; i != NULL; i = i->next) {
2224 sp_selection_to_guides_recursive(SP_ITEM(i->data), deleteitem, wholegroups);
2225 }
2227 sp_document_done (doc, SP_VERB_EDIT_SELECTION_2_GUIDES, _("Objects to guides"));
2228 }
2230 void
2231 sp_selection_tile(SPDesktop *desktop, bool apply)
2232 {
2233 if (desktop == NULL)
2234 return;
2236 SPDocument *doc = sp_desktop_document(desktop);
2237 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
2239 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2241 // check if something is selected
2242 if (selection->isEmpty()) {
2243 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to convert to pattern."));
2244 return;
2245 }
2247 sp_document_ensure_up_to_date(doc);
2248 Geom::OptRect r = selection->bounds();
2249 if ( !r ) {
2250 return;
2251 }
2253 // calculate the transform to be applied to objects to move them to 0,0
2254 Geom::Point move_p = Geom::Point(0, sp_document_height(doc)) - (r->min() + Geom::Point (0, r->dimensions()[Geom::Y]));
2255 move_p[Geom::Y] = -move_p[Geom::Y];
2256 Geom::Matrix move = Geom::Matrix (Geom::Translate (move_p));
2258 GSList *items = g_slist_copy((GSList *) selection->itemList());
2260 items = g_slist_sort (items, (GCompareFunc) sp_object_compare_position);
2262 // bottommost object, after sorting
2263 SPObject *parent = SP_OBJECT_PARENT (items->data);
2265 Geom::Matrix parent_transform (sp_item_i2doc_affine(SP_ITEM(parent)));
2267 // remember the position of the first item
2268 gint pos = SP_OBJECT_REPR (items->data)->position();
2270 // create a list of duplicates
2271 GSList *repr_copies = NULL;
2272 for (GSList *i = items; i != NULL; i = i->next) {
2273 Inkscape::XML::Node *dup = (SP_OBJECT_REPR (i->data))->duplicate(xml_doc);
2274 repr_copies = g_slist_prepend (repr_copies, dup);
2275 }
2276 // restore the z-order after prepends
2277 repr_copies = g_slist_reverse (repr_copies);
2279 Geom::Rect bounds(desktop->dt2doc(r->min()), desktop->dt2doc(r->max()));
2281 if (apply) {
2282 // delete objects so that their clones don't get alerted; this object will be restored shortly
2283 for (GSList *i = items; i != NULL; i = i->next) {
2284 SPObject *item = SP_OBJECT (i->data);
2285 item->deleteObject (false);
2286 }
2287 }
2289 // Hack: Temporarily set clone compensation to unmoved, so that we can move clone-originals
2290 // without disturbing clones.
2291 // See ActorAlign::on_button_click() in src/ui/dialog/align-and-distribute.cpp
2292 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
2293 int saved_compensation = prefs->getInt("/options/clonecompensation/value", SP_CLONE_COMPENSATION_UNMOVED);
2294 prefs->setInt("/options/clonecompensation/value", SP_CLONE_COMPENSATION_UNMOVED);
2296 gchar const *pat_id = pattern_tile(repr_copies, bounds, doc,
2297 ( Geom::Matrix(Geom::Translate(desktop->dt2doc(Geom::Point(r->min()[Geom::X],
2298 r->max()[Geom::Y]))))
2299 * to_2geom(parent_transform.inverse()) ),
2300 parent_transform * move);
2302 // restore compensation setting
2303 prefs->setInt("/options/clonecompensation/value", saved_compensation);
2305 if (apply) {
2306 Inkscape::XML::Node *rect = xml_doc->createElement("svg:rect");
2307 rect->setAttribute("style", g_strdup_printf("stroke:none;fill:url(#%s)", pat_id));
2309 Geom::Point min = bounds.min() * to_2geom(parent_transform.inverse());
2310 Geom::Point max = bounds.max() * to_2geom(parent_transform.inverse());
2312 sp_repr_set_svg_double(rect, "width", max[Geom::X] - min[Geom::X]);
2313 sp_repr_set_svg_double(rect, "height", max[Geom::Y] - min[Geom::Y]);
2314 sp_repr_set_svg_double(rect, "x", min[Geom::X]);
2315 sp_repr_set_svg_double(rect, "y", min[Geom::Y]);
2317 // restore parent and position
2318 SP_OBJECT_REPR (parent)->appendChild(rect);
2319 rect->setPosition(pos > 0 ? pos : 0);
2320 SPItem *rectangle = (SPItem *) sp_desktop_document (desktop)->getObjectByRepr(rect);
2322 Inkscape::GC::release(rect);
2324 selection->clear();
2325 selection->set(rectangle);
2326 }
2328 g_slist_free (items);
2330 sp_document_done (doc, SP_VERB_EDIT_TILE,
2331 _("Objects to pattern"));
2332 }
2334 void
2335 sp_selection_untile(SPDesktop *desktop)
2336 {
2337 if (desktop == NULL)
2338 return;
2340 SPDocument *doc = sp_desktop_document(desktop);
2341 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
2343 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2345 // check if something is selected
2346 if (selection->isEmpty()) {
2347 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select an <b>object with pattern fill</b> to extract objects from."));
2348 return;
2349 }
2351 GSList *new_select = NULL;
2353 bool did = false;
2355 for (GSList *items = g_slist_copy((GSList *) selection->itemList());
2356 items != NULL;
2357 items = items->next) {
2359 SPItem *item = (SPItem *) items->data;
2361 SPStyle *style = SP_OBJECT_STYLE (item);
2363 if (!style || !style->fill.isPaintserver())
2364 continue;
2366 SPObject *server = SP_OBJECT_STYLE_FILL_SERVER(item);
2368 if (!SP_IS_PATTERN(server))
2369 continue;
2371 did = true;
2373 SPPattern *pattern = pattern_getroot (SP_PATTERN (server));
2375 Geom::Matrix pat_transform = to_2geom(pattern_patternTransform (SP_PATTERN (server)));
2376 pat_transform *= item->transform;
2378 for (SPObject *child = sp_object_first_child(SP_OBJECT(pattern)) ; child != NULL; child = SP_OBJECT_NEXT(child) ) {
2379 Inkscape::XML::Node *copy = SP_OBJECT_REPR(child)->duplicate(xml_doc);
2380 SPItem *i = SP_ITEM (desktop->currentLayer()->appendChildRepr(copy));
2382 // FIXME: relink clones to the new canvas objects
2383 // use SPObject::setid when mental finishes it to steal ids of
2385 // this is needed to make sure the new item has curve (simply requestDisplayUpdate does not work)
2386 sp_document_ensure_up_to_date (doc);
2388 Geom::Matrix transform( i->transform * pat_transform );
2389 sp_item_write_transform(i, SP_OBJECT_REPR(i), transform);
2391 new_select = g_slist_prepend(new_select, i);
2392 }
2394 SPCSSAttr *css = sp_repr_css_attr_new ();
2395 sp_repr_css_set_property (css, "fill", "none");
2396 sp_repr_css_change (SP_OBJECT_REPR (item), css, "style");
2397 }
2399 if (!did) {
2400 desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("<b>No pattern fills</b> in the selection."));
2401 } else {
2402 sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_UNTILE,
2403 _("Pattern to objects"));
2404 selection->setList(new_select);
2405 }
2406 }
2408 void
2409 sp_selection_get_export_hints (Inkscape::Selection *selection, char const **filename, float *xdpi, float *ydpi)
2410 {
2411 if (selection->isEmpty()) {
2412 return;
2413 }
2415 GSList const *reprlst = selection->reprList();
2416 bool filename_search = TRUE;
2417 bool xdpi_search = TRUE;
2418 bool ydpi_search = TRUE;
2420 for(; reprlst != NULL &&
2421 filename_search &&
2422 xdpi_search &&
2423 ydpi_search;
2424 reprlst = reprlst->next) {
2425 gchar const *dpi_string;
2426 Inkscape::XML::Node * repr = (Inkscape::XML::Node *)reprlst->data;
2428 if (filename_search) {
2429 *filename = repr->attribute("inkscape:export-filename");
2430 if (*filename != NULL)
2431 filename_search = FALSE;
2432 }
2434 if (xdpi_search) {
2435 dpi_string = NULL;
2436 dpi_string = repr->attribute("inkscape:export-xdpi");
2437 if (dpi_string != NULL) {
2438 *xdpi = atof(dpi_string);
2439 xdpi_search = FALSE;
2440 }
2441 }
2443 if (ydpi_search) {
2444 dpi_string = NULL;
2445 dpi_string = repr->attribute("inkscape:export-ydpi");
2446 if (dpi_string != NULL) {
2447 *ydpi = atof(dpi_string);
2448 ydpi_search = FALSE;
2449 }
2450 }
2451 }
2452 }
2454 void
2455 sp_document_get_export_hints (SPDocument *doc, char const **filename, float *xdpi, float *ydpi)
2456 {
2457 Inkscape::XML::Node * repr = sp_document_repr_root(doc);
2458 gchar const *dpi_string;
2460 *filename = repr->attribute("inkscape:export-filename");
2462 dpi_string = NULL;
2463 dpi_string = repr->attribute("inkscape:export-xdpi");
2464 if (dpi_string != NULL) {
2465 *xdpi = atof(dpi_string);
2466 }
2468 dpi_string = NULL;
2469 dpi_string = repr->attribute("inkscape:export-ydpi");
2470 if (dpi_string != NULL) {
2471 *ydpi = atof(dpi_string);
2472 }
2473 }
2475 void
2476 sp_selection_create_bitmap_copy (SPDesktop *desktop)
2477 {
2478 if (desktop == NULL)
2479 return;
2481 SPDocument *document = sp_desktop_document(desktop);
2482 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(document);
2484 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2486 // check if something is selected
2487 if (selection->isEmpty()) {
2488 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to make a bitmap copy."));
2489 return;
2490 }
2492 desktop->messageStack()->flash(Inkscape::IMMEDIATE_MESSAGE, _("Rendering bitmap..."));
2493 // set "busy" cursor
2494 desktop->setWaitingCursor();
2496 // Get the bounding box of the selection
2497 NRRect bbox;
2498 sp_document_ensure_up_to_date (document);
2499 selection->bounds(&bbox);
2500 if (NR_RECT_DFLS_TEST_EMPTY(&bbox)) {
2501 desktop->clearWaitingCursor();
2502 return; // exceptional situation, so not bother with a translatable error message, just quit quietly
2503 }
2505 // List of the items to show; all others will be hidden
2506 GSList *items = g_slist_copy ((GSList *) selection->itemList());
2508 // Sort items so that the topmost comes last
2509 items = g_slist_sort(items, (GCompareFunc) sp_item_repr_compare_position);
2511 // Generate a random value from the current time (you may create bitmap from the same object(s)
2512 // multiple times, and this is done so that they don't clash)
2513 GTimeVal cu;
2514 g_get_current_time (&cu);
2515 guint current = (int) (cu.tv_sec * 1000000 + cu.tv_usec) % 1024;
2517 // Create the filename
2518 gchar *filename = g_strdup_printf ("%s-%s-%u.png", document->name, SP_OBJECT_REPR(items->data)->attribute("id"), current);
2519 // Imagemagick is known not to handle spaces in filenames, so we replace anything but letters,
2520 // digits, and a few other chars, with "_"
2521 filename = g_strcanon (filename, "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_.=+~$#@^&!?", '_');
2523 // Build the complete path by adding document base dir, if set, otherwise home dir
2524 gchar * directory = NULL;
2525 if (SP_DOCUMENT_URI(document)) {
2526 directory = g_dirname(SP_DOCUMENT_URI(document));
2527 }
2528 if (directory == NULL) {
2529 directory = homedir_path(NULL);
2530 }
2531 gchar *filepath = g_build_filename (directory, filename, NULL);
2533 //g_print ("%s\n", filepath);
2535 // Remember parent and z-order of the topmost one
2536 gint pos = SP_OBJECT_REPR(g_slist_last(items)->data)->position();
2537 SPObject *parent_object = SP_OBJECT_PARENT(g_slist_last(items)->data);
2538 Inkscape::XML::Node *parent = SP_OBJECT_REPR(parent_object);
2540 // Calculate resolution
2541 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
2542 double res;
2543 int const prefs_res = prefs->getInt("/options/createbitmap/resolution", 0);
2544 int const prefs_min = prefs->getInt("/options/createbitmap/minsize", 0);
2545 if (0 < prefs_res) {
2546 // If it's given explicitly in prefs, take it
2547 res = prefs_res;
2548 } else if (0 < prefs_min) {
2549 // If minsize is given, look up minimum bitmap size (default 250 pixels) and calculate resolution from it
2550 res = PX_PER_IN * prefs_min / MIN ((bbox.x1 - bbox.x0), (bbox.y1 - bbox.y0));
2551 } else {
2552 float hint_xdpi = 0, hint_ydpi = 0;
2553 char const *hint_filename;
2554 // take resolution hint from the selected objects
2555 sp_selection_get_export_hints (selection, &hint_filename, &hint_xdpi, &hint_ydpi);
2556 if (hint_xdpi != 0) {
2557 res = hint_xdpi;
2558 } else {
2559 // take resolution hint from the document
2560 sp_document_get_export_hints (document, &hint_filename, &hint_xdpi, &hint_ydpi);
2561 if (hint_xdpi != 0) {
2562 res = hint_xdpi;
2563 } else {
2564 // if all else fails, take the default 90 dpi
2565 res = PX_PER_IN;
2566 }
2567 }
2568 }
2570 // The width and height of the bitmap in pixels
2571 unsigned width = (unsigned) floor ((bbox.x1 - bbox.x0) * res / PX_PER_IN);
2572 unsigned height =(unsigned) floor ((bbox.y1 - bbox.y0) * res / PX_PER_IN);
2574 // Find out if we have to run an external filter
2575 gchar const *run = NULL;
2576 Glib::ustring filter = prefs->getString("/options/createbitmap/filter");
2577 if (!filter.empty()) {
2578 // filter command is given;
2579 // see if we have a parameter to pass to it
2580 Glib::ustring param1 = prefs->getString("/options/createbitmap/filter_param1");
2581 if (!param1.empty()) {
2582 if (param1[param1.length() - 1] == '%') {
2583 // if the param string ends with %, interpret it as a percentage of the image's max dimension
2584 gchar p1[256];
2585 g_ascii_dtostr (p1, 256, ceil (g_ascii_strtod (param1.data(), NULL) * MAX(width, height) / 100));
2586 // the first param is always the image filename, the second is param1
2587 run = g_strdup_printf ("%s \"%s\" %s", filter.data(), filepath, p1);
2588 } else {
2589 // otherwise pass the param1 unchanged
2590 run = g_strdup_printf ("%s \"%s\" %s", filter.data(), filepath, param1.data());
2591 }
2592 } else {
2593 // run without extra parameter
2594 run = g_strdup_printf ("%s \"%s\"", filter.data(), filepath);
2595 }
2596 }
2598 // Calculate the matrix that will be applied to the image so that it exactly overlaps the source objects
2599 Geom::Matrix eek (sp_item_i2d_affine (SP_ITEM(parent_object)));
2600 Geom::Matrix t;
2602 double shift_x = bbox.x0;
2603 double shift_y = bbox.y1;
2604 if (res == PX_PER_IN) { // for default 90 dpi, snap it to pixel grid
2605 shift_x = round (shift_x);
2606 shift_y = -round (-shift_y); // this gets correct rounding despite coordinate inversion, remove the negations when the inversion is gone
2607 }
2608 t = Geom::Scale(1, -1) * Geom::Translate (shift_x, shift_y) * eek.inverse();
2610 // Do the export
2611 sp_export_png_file(document, filepath,
2612 bbox.x0, bbox.y0, bbox.x1, bbox.y1,
2613 width, height, res, res,
2614 (guint32) 0xffffff00,
2615 NULL, NULL,
2616 true, /*bool force_overwrite,*/
2617 items);
2619 g_slist_free (items);
2621 // Run filter, if any
2622 if (run) {
2623 g_print ("Running external filter: %s\n", run);
2624 int retval;
2625 retval = system (run);
2626 }
2628 // Import the image back
2629 GdkPixbuf *pb = gdk_pixbuf_new_from_file (filepath, NULL);
2630 if (pb) {
2631 // Create the repr for the image
2632 Inkscape::XML::Node * repr = xml_doc->createElement("svg:image");
2633 repr->setAttribute("xlink:href", filename);
2634 repr->setAttribute("sodipodi:absref", filepath);
2635 if (res == PX_PER_IN) { // for default 90 dpi, snap it to pixel grid
2636 sp_repr_set_svg_double(repr, "width", width);
2637 sp_repr_set_svg_double(repr, "height", height);
2638 } else {
2639 sp_repr_set_svg_double(repr, "width", (bbox.x1 - bbox.x0));
2640 sp_repr_set_svg_double(repr, "height", (bbox.y1 - bbox.y0));
2641 }
2643 // Write transform
2644 gchar *c=sp_svg_transform_write(t);
2645 repr->setAttribute("transform", c);
2646 g_free(c);
2648 // add the new repr to the parent
2649 parent->appendChild(repr);
2651 // move to the saved position
2652 repr->setPosition(pos > 0 ? pos + 1 : 1);
2654 // Set selection to the new image
2655 selection->clear();
2656 selection->add(repr);
2658 // Clean up
2659 Inkscape::GC::release(repr);
2660 gdk_pixbuf_unref (pb);
2662 // Complete undoable transaction
2663 sp_document_done (document, SP_VERB_SELECTION_CREATE_BITMAP,
2664 _("Create bitmap"));
2665 }
2667 desktop->clearWaitingCursor();
2669 g_free (filename);
2670 g_free (filepath);
2671 }
2673 /**
2674 * \brief Creates a mask or clipPath from selection
2675 * Two different modes:
2676 * if applyToLayer, all selection is moved to DEFS as mask/clippath
2677 * and is applied to current layer
2678 * otherwise, topmost object is used as mask for other objects
2679 * If \a apply_clip_path parameter is true, clipPath is created, otherwise mask
2680 *
2681 */
2682 void
2683 sp_selection_set_mask(SPDesktop *desktop, bool apply_clip_path, bool apply_to_layer)
2684 {
2685 if (desktop == NULL)
2686 return;
2688 SPDocument *doc = sp_desktop_document(desktop);
2689 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
2691 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2693 // check if something is selected
2694 bool is_empty = selection->isEmpty();
2695 if ( apply_to_layer && is_empty) {
2696 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to create clippath or mask from."));
2697 return;
2698 } else if (!apply_to_layer && ( is_empty || NULL == selection->itemList()->next )) {
2699 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select mask object and <b>object(s)</b> to apply clippath or mask to."));
2700 return;
2701 }
2703 // FIXME: temporary patch to prevent crash!
2704 // Remove this when bboxes are fixed to not blow up on an item clipped/masked with its own clone
2705 bool clone_with_original = selection_contains_both_clone_and_original (selection);
2706 if (clone_with_original) {
2707 return; // in this version, you cannot clip/mask an object with its own clone
2708 }
2709 // /END FIXME
2711 sp_document_ensure_up_to_date(doc);
2713 GSList *items = g_slist_copy((GSList *) selection->itemList());
2715 items = g_slist_sort (items, (GCompareFunc) sp_object_compare_position);
2717 // create a list of duplicates
2718 GSList *mask_items = NULL;
2719 GSList *apply_to_items = NULL;
2720 GSList *items_to_delete = NULL;
2721 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
2722 bool topmost = prefs->getBool("/options/maskobject/topmost", true);
2723 bool remove_original = prefs->getBool("/options/maskobject/remove", true);
2725 if (apply_to_layer) {
2726 // all selected items are used for mask, which is applied to a layer
2727 apply_to_items = g_slist_prepend (apply_to_items, desktop->currentLayer());
2729 for (GSList *i = items; i != NULL; i = i->next) {
2730 Inkscape::XML::Node *dup = (SP_OBJECT_REPR (i->data))->duplicate(xml_doc);
2731 mask_items = g_slist_prepend (mask_items, dup);
2733 if (remove_original) {
2734 SPObject *item = SP_OBJECT (i->data);
2735 items_to_delete = g_slist_prepend (items_to_delete, item);
2736 }
2737 }
2738 } else if (!topmost) {
2739 // topmost item is used as a mask, which is applied to other items in a selection
2740 GSList *i = items;
2741 Inkscape::XML::Node *dup = (SP_OBJECT_REPR (i->data))->duplicate(xml_doc);
2742 mask_items = g_slist_prepend (mask_items, dup);
2744 if (remove_original) {
2745 SPObject *item = SP_OBJECT (i->data);
2746 items_to_delete = g_slist_prepend (items_to_delete, item);
2747 }
2749 for (i = i->next; i != NULL; i = i->next) {
2750 apply_to_items = g_slist_prepend (apply_to_items, i->data);
2751 }
2752 } else {
2753 GSList *i = NULL;
2754 for (i = items; NULL != i->next; i = i->next) {
2755 apply_to_items = g_slist_prepend (apply_to_items, i->data);
2756 }
2758 Inkscape::XML::Node *dup = (SP_OBJECT_REPR (i->data))->duplicate(xml_doc);
2759 mask_items = g_slist_prepend (mask_items, dup);
2761 if (remove_original) {
2762 SPObject *item = SP_OBJECT (i->data);
2763 items_to_delete = g_slist_prepend (items_to_delete, item);
2764 }
2765 }
2767 g_slist_free (items);
2768 items = NULL;
2770 gchar const *attributeName = apply_clip_path ? "clip-path" : "mask";
2771 for (GSList *i = apply_to_items; NULL != i; i = i->next) {
2772 SPItem *item = reinterpret_cast<SPItem *>(i->data);
2773 // inverted object transform should be applied to a mask object,
2774 // as mask is calculated in user space (after applying transform)
2775 Geom::Matrix maskTransform (item->transform.inverse());
2777 GSList *mask_items_dup = NULL;
2778 for (GSList *mask_item = mask_items; NULL != mask_item; mask_item = mask_item->next) {
2779 Inkscape::XML::Node *dup = reinterpret_cast<Inkscape::XML::Node *>(mask_item->data)->duplicate(xml_doc);
2780 mask_items_dup = g_slist_prepend (mask_items_dup, dup);
2781 }
2783 gchar const *mask_id = NULL;
2784 if (apply_clip_path) {
2785 mask_id = sp_clippath_create(mask_items_dup, doc, &maskTransform);
2786 } else {
2787 mask_id = sp_mask_create(mask_items_dup, doc, &maskTransform);
2788 }
2790 g_slist_free (mask_items_dup);
2791 mask_items_dup = NULL;
2793 SP_OBJECT_REPR(i->data)->setAttribute(attributeName, g_strdup_printf("url(#%s)", mask_id));
2794 }
2796 g_slist_free (mask_items);
2797 g_slist_free (apply_to_items);
2799 for (GSList *i = items_to_delete; NULL != i; i = i->next) {
2800 SPObject *item = SP_OBJECT (i->data);
2801 item->deleteObject (false);
2802 }
2803 g_slist_free (items_to_delete);
2805 if (apply_clip_path)
2806 sp_document_done (doc, SP_VERB_OBJECT_SET_CLIPPATH, _("Set clipping path"));
2807 else
2808 sp_document_done (doc, SP_VERB_OBJECT_SET_MASK, _("Set mask"));
2809 }
2811 void sp_selection_unset_mask(SPDesktop *desktop, bool apply_clip_path) {
2812 if (desktop == NULL)
2813 return;
2815 SPDocument *doc = sp_desktop_document(desktop);
2816 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
2817 Inkscape::Selection *selection = sp_desktop_selection(desktop);
2819 // check if something is selected
2820 if (selection->isEmpty()) {
2821 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to remove clippath or mask from."));
2822 return;
2823 }
2825 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
2826 bool remove_original = prefs->getBool("/options/maskobject/remove", true);
2827 sp_document_ensure_up_to_date(doc);
2829 gchar const *attributeName = apply_clip_path ? "clip-path" : "mask";
2830 std::map<SPObject*,SPItem*> referenced_objects;
2831 // SPObject* refers to a group containing the clipped path or mask itself,
2832 // whereas SPItem* refers to the item being clipped or masked
2833 for (GSList const *i = selection->itemList(); NULL != i; i = i->next) {
2834 if (remove_original) {
2835 // remember referenced mask/clippath, so orphaned masks can be moved back to document
2836 SPItem *item = reinterpret_cast<SPItem *>(i->data);
2837 Inkscape::URIReference *uri_ref = NULL;
2839 if (apply_clip_path) {
2840 uri_ref = item->clip_ref;
2841 } else {
2842 uri_ref = item->mask_ref;
2843 }
2845 // collect distinct mask object (and associate with item to apply transform)
2846 if (NULL != uri_ref && NULL != uri_ref->getObject()) {
2847 referenced_objects[uri_ref->getObject()] = item;
2848 }
2849 }
2851 SP_OBJECT_REPR(i->data)->setAttribute(attributeName, "none");
2852 }
2854 // restore mask objects into a document
2855 for ( std::map<SPObject*,SPItem*>::iterator it = referenced_objects.begin() ; it != referenced_objects.end() ; ++it) {
2856 SPObject *obj = (*it).first; // Group containing the clipped paths or masks
2857 GSList *items_to_move = NULL;
2858 for (SPObject *child = sp_object_first_child(obj) ; child != NULL; child = SP_OBJECT_NEXT(child) ) {
2859 // Collect all clipped paths and masks within a single group
2860 Inkscape::XML::Node *copy = SP_OBJECT_REPR(child)->duplicate(xml_doc);
2861 items_to_move = g_slist_prepend (items_to_move, copy);
2862 }
2864 if (!obj->isReferenced()) {
2865 // delete from defs if no other object references this mask
2866 obj->deleteObject(false);
2867 }
2869 // remember parent and position of the item to which the clippath/mask was applied
2870 Inkscape::XML::Node *parent = SP_OBJECT_REPR((*it).second)->parent();
2871 gint pos = SP_OBJECT_REPR((*it).second)->position();
2873 // Iterate through all clipped paths / masks
2874 for (GSList *i = items_to_move; NULL != i; i = i->next) {
2875 Inkscape::XML::Node *repr = (Inkscape::XML::Node *)i->data;
2877 // insert into parent, restore pos
2878 parent->appendChild(repr);
2879 repr->setPosition((pos + 1) > 0 ? (pos + 1) : 0);
2881 SPItem *mask_item = (SPItem *) sp_desktop_document (desktop)->getObjectByRepr(repr);
2882 selection->add(repr);
2884 // transform mask, so it is moved the same spot where mask was applied
2885 Geom::Matrix transform (mask_item->transform);
2886 transform *= (*it).second->transform;
2887 sp_item_write_transform(mask_item, SP_OBJECT_REPR(mask_item), transform);
2888 }
2890 g_slist_free (items_to_move);
2891 }
2893 if (apply_clip_path)
2894 sp_document_done (doc, SP_VERB_OBJECT_UNSET_CLIPPATH, _("Release clipping path"));
2895 else
2896 sp_document_done (doc, SP_VERB_OBJECT_UNSET_MASK, _("Release mask"));
2897 }
2899 /**
2900 * Returns true if an undoable change should be recorded.
2901 */
2902 bool
2903 fit_canvas_to_selection(SPDesktop *desktop)
2904 {
2905 g_return_val_if_fail(desktop != NULL, false);
2906 SPDocument *doc = sp_desktop_document(desktop);
2908 g_return_val_if_fail(doc != NULL, false);
2909 g_return_val_if_fail(desktop->selection != NULL, false);
2911 if (desktop->selection->isEmpty()) {
2912 desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to fit canvas to."));
2913 return false;
2914 }
2915 Geom::OptRect const bbox(desktop->selection->bounds());
2916 if (bbox) {
2917 doc->fitToRect(*bbox);
2918 return true;
2919 } else {
2920 return false;
2921 }
2922 }
2924 /**
2925 * Fit canvas to the bounding box of the selection, as an undoable action.
2926 */
2927 void
2928 verb_fit_canvas_to_selection(SPDesktop *const desktop)
2929 {
2930 if (fit_canvas_to_selection(desktop)) {
2931 sp_document_done(sp_desktop_document(desktop), SP_VERB_FIT_CANVAS_TO_SELECTION,
2932 _("Fit Page to Selection"));
2933 }
2934 }
2936 bool
2937 fit_canvas_to_drawing(SPDocument *doc)
2938 {
2939 g_return_val_if_fail(doc != NULL, false);
2941 sp_document_ensure_up_to_date(doc);
2942 SPItem const *const root = SP_ITEM(doc->root);
2943 Geom::OptRect const bbox(root->getBounds(sp_item_i2d_affine(root)));
2944 if (bbox) {
2945 doc->fitToRect(*bbox);
2946 return true;
2947 } else {
2948 return false;
2949 }
2950 }
2952 void
2953 verb_fit_canvas_to_drawing(SPDesktop *desktop)
2954 {
2955 if (fit_canvas_to_drawing(sp_desktop_document(desktop))) {
2956 sp_document_done(sp_desktop_document(desktop), SP_VERB_FIT_CANVAS_TO_DRAWING,
2957 _("Fit Page to Drawing"));
2958 }
2959 }
2961 void fit_canvas_to_selection_or_drawing(SPDesktop *desktop) {
2962 g_return_if_fail(desktop != NULL);
2963 SPDocument *doc = sp_desktop_document(desktop);
2965 g_return_if_fail(doc != NULL);
2966 g_return_if_fail(desktop->selection != NULL);
2968 bool const changed = ( desktop->selection->isEmpty()
2969 ? fit_canvas_to_drawing(doc)
2970 : fit_canvas_to_selection(desktop) );
2971 if (changed) {
2972 sp_document_done(sp_desktop_document(desktop), SP_VERB_FIT_CANVAS_TO_SELECTION_OR_DRAWING,
2973 _("Fit Page to Selection or Drawing"));
2974 }
2975 };
2977 static void itemtree_map(void (*f)(SPItem *, SPDesktop *), SPObject *root, SPDesktop *desktop) {
2978 // don't operate on layers
2979 if (SP_IS_ITEM(root) && !desktop->isLayer(SP_ITEM(root))) {
2980 f(SP_ITEM(root), desktop);
2981 }
2982 for ( SPObject::SiblingIterator iter = root->firstChild() ; iter ; ++iter ) {
2983 //don't recurse into locked layers
2984 if (!(SP_IS_ITEM(&*iter) && desktop->isLayer(SP_ITEM(&*iter)) && SP_ITEM(&*iter)->isLocked())) {
2985 itemtree_map(f, iter, desktop);
2986 }
2987 }
2988 }
2990 static void unlock(SPItem *item, SPDesktop */*desktop*/) {
2991 if (item->isLocked()) {
2992 item->setLocked(FALSE);
2993 }
2994 }
2996 static void unhide(SPItem *item, SPDesktop *desktop) {
2997 if (desktop->itemIsHidden(item)) {
2998 item->setExplicitlyHidden(FALSE);
2999 }
3000 }
3002 static void process_all(void (*f)(SPItem *, SPDesktop *), SPDesktop *dt, bool layer_only) {
3003 if (!dt) return;
3005 SPObject *root;
3006 if (layer_only) {
3007 root = dt->currentLayer();
3008 } else {
3009 root = dt->currentRoot();
3010 }
3012 itemtree_map(f, root, dt);
3013 }
3015 void unlock_all(SPDesktop *dt) {
3016 process_all(&unlock, dt, true);
3017 }
3019 void unlock_all_in_all_layers(SPDesktop *dt) {
3020 process_all(&unlock, dt, false);
3021 }
3023 void unhide_all(SPDesktop *dt) {
3024 process_all(&unhide, dt, true);
3025 }
3027 void unhide_all_in_all_layers(SPDesktop *dt) {
3028 process_all(&unhide, dt, false);
3029 }
3032 /*
3033 Local Variables:
3034 mode:c++
3035 c-file-style:"stroustrup"
3036 c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
3037 indent-tabs-mode:nil
3038 fill-column:99
3039 End:
3040 */
3041 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :