selection-chemistry.cpp revision a05187e45953c309c431d23ca734d62be88269e7
546N/A#define __SP_SELECTION_CHEMISTRY_C__
546N/A
546N/A/*
546N/A * Miscellanous operations on selected items
546N/A *
546N/A * Authors:
546N/A * Lauris Kaplinski <lauris@kaplinski.com>
546N/A * Frank Felfe <innerspace@iname.com>
546N/A * MenTaLguY <mental@rydia.net>
546N/A * bulia byak <buliabyak@users.sf.net>
546N/A * Andrius R. <knutux@gmail.com>
546N/A *
546N/A * Copyright (C) 1999-2006 authors
546N/A * Copyright (C) 2001-2002 Ximian, Inc.
546N/A *
546N/A * Released under GNU GPL, read the file 'COPYING' for more information
546N/A */
1513N/A
546N/A#ifdef HAVE_CONFIG_H
546N/A# include "config.h"
919N/A#endif
919N/A
919N/A#include <gtkmm/clipboard.h>
919N/A
919N/A#include "svg/svg.h"
546N/A#include "inkscape.h"
919N/A#include "desktop.h"
919N/A#include "desktop-style.h"
919N/A#include "selection.h"
546N/A#include "tools-switch.h"
919N/A#include "desktop-handles.h"
919N/A#include "message-stack.h"
919N/A#include "sp-item-transform.h"
919N/A#include "marker.h"
919N/A#include "sp-use.h"
919N/A#include "sp-textpath.h"
919N/A#include "sp-tspan.h"
546N/A#include "sp-tref.h"
546N/A#include "sp-flowtext.h"
546N/A#include "sp-flowregion.h"
546N/A#include "text-editing.h"
546N/A#include "text-context.h"
546N/A#include "connector-context.h"
546N/A#include "sp-path.h"
546N/A#include "sp-conn-end.h"
546N/A#include "dropper-context.h"
546N/A#include <glibmm/i18n.h>
546N/A#include "libnr/nr-matrix-rotate-ops.h"
546N/A#include "libnr/nr-matrix-translate-ops.h"
546N/A#include "libnr/nr-rotate-fns.h"
546N/A#include "libnr/nr-scale-ops.h"
546N/A#include "libnr/nr-scale-translate-ops.h"
546N/A#include "libnr/nr-translate-matrix-ops.h"
546N/A#include "libnr/nr-translate-scale-ops.h"
1513N/A#include "xml/repr.h"
546N/A#include "style.h"
546N/A#include "document-private.h"
546N/A#include "sp-gradient.h"
546N/A#include "sp-gradient-reference.h"
1513N/A#include "sp-linear-gradient-fns.h"
546N/A#include "sp-pattern.h"
546N/A#include "sp-radial-gradient-fns.h"
546N/A#include "sp-namedview.h"
#include "prefs-utils.h"
#include "sp-offset.h"
#include "sp-clippath.h"
#include "sp-mask.h"
#include "file.h"
#include "helper/png-write.h"
#include "layer-fns.h"
#include "context-fns.h"
#include <map>
#include "helper/units.h"
#include "sp-item.h"
#include "box3d.h"
#include "unit-constants.h"
#include "xml/simple-document.h"
#include "sp-filter-reference.h"
#include "gradient-drag.h"
#include "uri-references.h"
#include "live_effects/lpeobject.h"
#include "sp-rect.h"
using NR::X;
using NR::Y;
#include "selection-chemistry.h"
/* fixme: find a better place */
Inkscape::XML::Document *clipboard_document = NULL;
GSList *clipboard = NULL;
GSList *defs_clipboard = NULL;
SPCSSAttr *style_clipboard = NULL;
NR::Maybe<NR::Rect> size_clipboard;
static void sp_copy_stuff_used_by_item(GSList **defs_clip, SPItem *item, GSList const *items, Inkscape::XML::Document* xml_doc);
/**
* Copies repr and its inherited css style elements, along with the accumulated transform 'full_t',
* then prepends the copy to 'clip'.
*/
void sp_selection_copy_one (Inkscape::XML::Node *repr, NR::Matrix full_t, GSList **clip, Inkscape::XML::Document* xml_doc)
{
Inkscape::XML::Node *copy = repr->duplicate(xml_doc);
// copy complete inherited style
SPCSSAttr *css = sp_repr_css_attr_inherited(repr, "style");
sp_repr_css_set(copy, css, "style");
sp_repr_css_attr_unref(css);
// write the complete accumulated transform passed to us
// (we're dealing with unattached repr, so we write to its attr
// instead of using sp_item_set_transform)
gchar *affinestr=sp_svg_transform_write(full_t);
copy->setAttribute("transform", affinestr);
g_free(affinestr);
*clip = g_slist_prepend(*clip, copy);
}
void sp_selection_copy_impl (GSList const *items, GSList **clip, GSList **defs_clip, SPCSSAttr **style_clip, Inkscape::XML::Document* xml_doc)
{
// Copy stuff referenced by all items to defs_clip:
if (defs_clip) {
for (GSList *i = (GSList *) items; i != NULL; i = i->next) {
sp_copy_stuff_used_by_item (defs_clip, SP_ITEM (i->data), items, xml_doc);
}
*defs_clip = g_slist_reverse(*defs_clip);
}
// Store style:
if (style_clip) {
SPItem *item = SP_ITEM (items->data); // take from the first selected item
*style_clip = take_style_from_item (item);
}
if (clip) {
// Sort items:
GSList *sorted_items = g_slist_copy ((GSList *) items);
sorted_items = g_slist_sort((GSList *) sorted_items, (GCompareFunc) sp_object_compare_position);
// Copy item reprs:
for (GSList *i = (GSList *) sorted_items; i != NULL; i = i->next) {
sp_selection_copy_one (SP_OBJECT_REPR (i->data), sp_item_i2doc_affine(SP_ITEM (i->data)), clip, xml_doc);
}
*clip = g_slist_reverse(*clip);
g_slist_free ((GSList *) sorted_items);
}
}
/**
* Add gradients/patterns/markers referenced by copied objects to defs.
* Iterates through 'defs_clip', and for each item it adds the data
* repr into the global defs.
*/
void
paste_defs (GSList **defs_clip, SPDocument *doc)
{
if (!defs_clip)
return;
for (GSList *gl = *defs_clip; gl != NULL; gl = gl->next) {
SPDefs *defs= (SPDefs *) SP_DOCUMENT_DEFS(doc);
Inkscape::XML::Node *repr = (Inkscape::XML::Node *) gl->data;
gchar const *id = repr->attribute("id");
if (!id || !doc->getObjectById(id)) {
Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
Inkscape::XML::Node *copy = repr->duplicate(xml_doc);
SP_OBJECT_REPR(defs)->addChild(copy, NULL);
Inkscape::GC::release(copy);
}
}
}
GSList *sp_selection_paste_impl (SPDocument *doc, SPObject *parent, GSList **clip, GSList **defs_clip)
{
Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
paste_defs (defs_clip, doc);
GSList *copied = NULL;
// add objects to document
for (GSList *l = *clip; l != NULL; l = l->next) {
Inkscape::XML::Node *repr = (Inkscape::XML::Node *) l->data;
Inkscape::XML::Node *copy = repr->duplicate(xml_doc);
// premultiply the item transform by the accumulated parent transform in the paste layer
NR::Matrix local = sp_item_i2doc_affine(SP_ITEM(parent));
if (!local.test_identity()) {
gchar const *t_str = copy->attribute("transform");
NR::Matrix item_t (NR::identity());
if (t_str)
sp_svg_transform_read(t_str, &item_t);
item_t *= local.inverse();
// (we're dealing with unattached repr, so we write to its attr instead of using sp_item_set_transform)
gchar *affinestr=sp_svg_transform_write(item_t);
copy->setAttribute("transform", affinestr);
g_free(affinestr);
}
parent->appendChildRepr(copy);
copied = g_slist_prepend(copied, copy);
Inkscape::GC::release(copy);
}
return copied;
}
void sp_selection_delete_impl(GSList const *items, bool propagate = true, bool propagate_descendants = true)
{
for (GSList const *i = items ; i ; i = i->next ) {
sp_object_ref((SPObject *)i->data, NULL);
}
for (GSList const *i = items; i != NULL; i = i->next) {
SPItem *item = (SPItem *) i->data;
SP_OBJECT(item)->deleteObject(propagate, propagate_descendants);
sp_object_unref((SPObject *)item, NULL);
}
}
void sp_selection_delete()
{
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
if (desktop == NULL) {
return;
}
if (tools_isactive (desktop, TOOLS_TEXT))
if (sp_text_delete_selection(desktop->event_context)) {
sp_document_done(sp_desktop_document(desktop), SP_VERB_CONTEXT_TEXT,
_("Delete text"));
return;
}
Inkscape::Selection *selection = sp_desktop_selection(desktop);
// check if something is selected
if (selection->isEmpty()) {
desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("<b>Nothing</b> was deleted."));
return;
}
GSList const *selected = g_slist_copy(const_cast<GSList *>(selection->itemList()));
selection->clear();
sp_selection_delete_impl (selected);
g_slist_free ((GSList *) selected);
/* a tool may have set up private information in it's selection context
* that depends on desktop items. I think the only sane way to deal with
* this currently is to reset the current tool, which will reset it's
* associated selection context. For example: deleting an object
* while moving it around the canvas.
*/
tools_switch ( desktop, tools_active ( desktop ) );
sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_DELETE,
_("Delete"));
}
/* fixme: sequencing */
void sp_selection_duplicate()
{
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
if (desktop == NULL)
return;
Inkscape::XML::Document* xml_doc = sp_document_repr_doc(desktop->doc());
Inkscape::Selection *selection = sp_desktop_selection(desktop);
// check if something is selected
if (selection->isEmpty()) {
desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to duplicate."));
return;
}
GSList *reprs = g_slist_copy((GSList *) selection->reprList());
selection->clear();
// sorting items from different parents sorts each parent's subset without possibly mixing them, just what we need
reprs = g_slist_sort(reprs, (GCompareFunc) sp_repr_compare_position);
GSList *newsel = NULL;
while (reprs) {
Inkscape::XML::Node *parent = ((Inkscape::XML::Node *) reprs->data)->parent();
Inkscape::XML::Node *copy = ((Inkscape::XML::Node *) reprs->data)->duplicate(xml_doc);
parent->appendChild(copy);
newsel = g_slist_prepend(newsel, copy);
reprs = g_slist_remove(reprs, reprs->data);
Inkscape::GC::release(copy);
}
sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_DUPLICATE,
_("Duplicate"));
selection->setReprList(newsel);
g_slist_free(newsel);
}
void sp_edit_clear_all()
{
SPDesktop *dt = SP_ACTIVE_DESKTOP;
if (!dt)
return;
SPDocument *doc = sp_desktop_document(dt);
sp_desktop_selection(dt)->clear();
g_return_if_fail(SP_IS_GROUP(dt->currentLayer()));
GSList *items = sp_item_group_item_list(SP_GROUP(dt->currentLayer()));
while (items) {
SP_OBJECT (items->data)->deleteObject();
items = g_slist_remove(items, items->data);
}
sp_document_done(doc, SP_VERB_EDIT_CLEAR_ALL,
_("Delete all"));
}
GSList *
get_all_items (GSList *list, SPObject *from, SPDesktop *desktop, bool onlyvisible, bool onlysensitive, GSList const *exclude)
{
for (SPObject *child = sp_object_first_child(SP_OBJECT(from)) ; child != NULL; child = SP_OBJECT_NEXT(child) ) {
if (SP_IS_ITEM(child) &&
!desktop->isLayer(SP_ITEM(child)) &&
(!onlysensitive || !SP_ITEM(child)->isLocked()) &&
(!onlyvisible || !desktop->itemIsHidden(SP_ITEM(child))) &&
(!exclude || !g_slist_find ((GSList *) exclude, child))
)
{
list = g_slist_prepend (list, SP_ITEM(child));
}
if (SP_IS_ITEM(child) && desktop->isLayer(SP_ITEM(child))) {
list = get_all_items (list, child, desktop, onlyvisible, onlysensitive, exclude);
}
}
return list;
}
void sp_edit_select_all_full (bool force_all_layers, bool invert)
{
SPDesktop *dt = SP_ACTIVE_DESKTOP;
if (!dt)
return;
Inkscape::Selection *selection = sp_desktop_selection(dt);
g_return_if_fail(SP_IS_GROUP(dt->currentLayer()));
PrefsSelectionContext inlayer = (PrefsSelectionContext)prefs_get_int_attribute ("options.kbselection", "inlayer", PREFS_SELECTION_LAYER);
bool onlyvisible = prefs_get_int_attribute ("options.kbselection", "onlyvisible", 1);
bool onlysensitive = prefs_get_int_attribute ("options.kbselection", "onlysensitive", 1);
GSList *items = NULL;
GSList const *exclude = NULL;
if (invert) {
exclude = selection->itemList();
}
if (force_all_layers)
inlayer = PREFS_SELECTION_ALL;
switch (inlayer) {
case PREFS_SELECTION_LAYER: {
if ( (onlysensitive && SP_ITEM(dt->currentLayer())->isLocked()) ||
(onlyvisible && dt->itemIsHidden(SP_ITEM(dt->currentLayer()))) )
return;
GSList *all_items = sp_item_group_item_list(SP_GROUP(dt->currentLayer()));
for (GSList *i = all_items; i; i = i->next) {
SPItem *item = SP_ITEM (i->data);
if (item && (!onlysensitive || !item->isLocked())) {
if (!onlyvisible || !dt->itemIsHidden(item)) {
if (!dt->isLayer(item)) {
if (!invert || !g_slist_find ((GSList *) exclude, item)) {
items = g_slist_prepend (items, item); // leave it in the list
}
}
}
}
}
g_slist_free (all_items);
break;
}
case PREFS_SELECTION_LAYER_RECURSIVE: {
items = get_all_items (NULL, dt->currentLayer(), dt, onlyvisible, onlysensitive, exclude);
break;
}
default: {
items = get_all_items (NULL, dt->currentRoot(), dt, onlyvisible, onlysensitive, exclude);
break;
}
}
selection->setList (items);
if (items) {
g_slist_free (items);
}
}
void sp_edit_select_all ()
{
sp_edit_select_all_full (false, false);
}
void sp_edit_select_all_in_all_layers ()
{
sp_edit_select_all_full (true, false);
}
void sp_edit_invert ()
{
sp_edit_select_all_full (false, true);
}
void sp_edit_invert_in_all_layers ()
{
sp_edit_select_all_full (true, true);
}
void sp_selection_group()
{
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
if (desktop == NULL)
return;
SPDocument *doc = sp_desktop_document (desktop);
Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
Inkscape::Selection *selection = sp_desktop_selection(desktop);
// Check if something is selected.
if (selection->isEmpty()) {
desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>some objects</b> to group."));
return;
}
GSList const *l = (GSList *) selection->reprList();
GSList *p = g_slist_copy((GSList *) l);
selection->clear();
p = g_slist_sort(p, (GCompareFunc) sp_repr_compare_position);
// Remember the position and parent of the topmost object.
gint topmost = ((Inkscape::XML::Node *) g_slist_last(p)->data)->position();
Inkscape::XML::Node *topmost_parent = ((Inkscape::XML::Node *) g_slist_last(p)->data)->parent();
Inkscape::XML::Node *group = xml_doc->createElement("svg:g");
while (p) {
Inkscape::XML::Node *current = (Inkscape::XML::Node *) p->data;
if (current->parent() == topmost_parent) {
Inkscape::XML::Node *spnew = current->duplicate(xml_doc);
sp_repr_unparent(current);
group->appendChild(spnew);
Inkscape::GC::release(spnew);
topmost --; // only reduce count for those items deleted from topmost_parent
} else { // move it to topmost_parent first
GSList *temp_clip = NULL;
// At this point, current may already have no item, due to its being a clone whose original is already moved away
// So we copy it artificially calculating the transform from its repr->attr("transform") and the parent transform
gchar const *t_str = current->attribute("transform");
NR::Matrix item_t (NR::identity());
if (t_str)
sp_svg_transform_read(t_str, &item_t);
item_t *= sp_item_i2doc_affine(SP_ITEM(doc->getObjectByRepr(current->parent())));
//FIXME: when moving both clone and original from a transformed group (either by
//grouping into another parent, or by cut/paste) the transform from the original's
//parent becomes embedded into original itself, and this affects its clones. Fix
//this by remembering the transform diffs we write to each item into an array and
//then, if this is clone, looking up its original in that array and pre-multiplying
//it by the inverse of that original's transform diff.
sp_selection_copy_one (current, item_t, &temp_clip, xml_doc);
sp_repr_unparent(current);
// paste into topmost_parent (temporarily)
GSList *copied = sp_selection_paste_impl (doc, doc->getObjectByRepr(topmost_parent), &temp_clip, NULL);
if (temp_clip) g_slist_free (temp_clip);
if (copied) { // if success,
// take pasted object (now in topmost_parent)
Inkscape::XML::Node *in_topmost = (Inkscape::XML::Node *) copied->data;
// make a copy
Inkscape::XML::Node *spnew = in_topmost->duplicate(xml_doc);
// remove pasted
sp_repr_unparent(in_topmost);
// put its copy into group
group->appendChild(spnew);
Inkscape::GC::release(spnew);
g_slist_free (copied);
}
}
p = g_slist_remove(p, current);
}
// Add the new group to the topmost members' parent
topmost_parent->appendChild(group);
// Move to the position of the topmost, reduced by the number of items deleted from topmost_parent
group->setPosition(topmost + 1);
sp_document_done(sp_desktop_document(desktop), SP_VERB_SELECTION_GROUP,
_("Group"));
selection->set(group);
Inkscape::GC::release(group);
}
void sp_selection_ungroup()
{
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
if (desktop == NULL)
return;
Inkscape::Selection *selection = sp_desktop_selection(desktop);
if (selection->isEmpty()) {
desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select a <b>group</b> to ungroup."));
return;
}
GSList *items = g_slist_copy((GSList *) selection->itemList());
selection->clear();
// Get a copy of current selection.
GSList *new_select = NULL;
bool ungrouped = false;
for (GSList *i = items;
i != NULL;
i = i->next)
{
SPItem *group = (SPItem *) i->data;
// when ungrouping cloned groups with their originals, some objects that were selected may no more exist due to unlinking
if (!SP_IS_OBJECT(group)) {
continue;
}
/* We do not allow ungrouping <svg> etc. (lauris) */
if (strcmp(SP_OBJECT_REPR(group)->name(), "svg:g") && strcmp(SP_OBJECT_REPR(group)->name(), "svg:switch")) {
// keep the non-group item in the new selection
selection->add(group);
continue;
}
GSList *children = NULL;
/* This is not strictly required, but is nicer to rely on group ::destroy (lauris) */
sp_item_group_ungroup(SP_GROUP(group), &children, false);
ungrouped = true;
// Add ungrouped items to the new selection.
new_select = g_slist_concat(new_select, children);
}
if (new_select) { // Set new selection.
selection->addList(new_select);
g_slist_free(new_select);
}
if (!ungrouped) {
desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("<b>No groups</b> to ungroup in the selection."));
}
g_slist_free(items);
sp_document_done(sp_desktop_document(desktop), SP_VERB_SELECTION_UNGROUP,
_("Ungroup"));
}
static SPGroup *
sp_item_list_common_parent_group(GSList const *items)
{
if (!items) {
return NULL;
}
SPObject *parent = SP_OBJECT_PARENT(items->data);
/* Strictly speaking this CAN happen, if user selects <svg> from Inkscape::XML editor */
if (!SP_IS_GROUP(parent)) {
return NULL;
}
for (items = items->next; items; items = items->next) {
if (SP_OBJECT_PARENT(items->data) != parent) {
return NULL;
}
}
return SP_GROUP(parent);
}
/** Finds out the minimum common bbox of the selected items. */
static NR::Maybe<NR::Rect>
enclose_items(GSList const *items)
{
g_assert(items != NULL);
NR::Maybe<NR::Rect> r = NR::Nothing();
for (GSList const *i = items; i; i = i->next) {
r = NR::union_bounds(r, sp_item_bbox_desktop((SPItem *) i->data));
}
return r;
}
SPObject *
prev_sibling(SPObject *child)
{
SPObject *parent = SP_OBJECT_PARENT(child);
if (!SP_IS_GROUP(parent)) {
return NULL;
}
for ( SPObject *i = sp_object_first_child(parent) ; i; i = SP_OBJECT_NEXT(i) ) {
if (i->next == child)
return i;
}
return NULL;
}
void
sp_selection_raise()
{
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
if (!desktop)
return;
Inkscape::Selection *selection = sp_desktop_selection(desktop);
GSList const *items = (GSList *) selection->itemList();
if (!items) {
desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to raise."));
return;
}
SPGroup const *group = sp_item_list_common_parent_group(items);
if (!group) {
desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("You cannot raise/lower objects from <b>different groups</b> or <b>layers</b>."));
return;
}
Inkscape::XML::Node *grepr = SP_OBJECT_REPR(group);
/* Construct reverse-ordered list of selected children. */
GSList *rev = g_slist_copy((GSList *) items);
rev = g_slist_sort(rev, (GCompareFunc) sp_item_repr_compare_position);
// Determine the common bbox of the selected items.
NR::Maybe<NR::Rect> selected = enclose_items(items);
// Iterate over all objects in the selection (starting from top).
if (selected) {
while (rev) {
SPObject *child = SP_OBJECT(rev->data);
// for each selected object, find the next sibling
for (SPObject *newref = child->next; newref; newref = newref->next) {
// if the sibling is an item AND overlaps our selection,
if (SP_IS_ITEM(newref)) {
NR::Maybe<NR::Rect> newref_bbox = sp_item_bbox_desktop(SP_ITEM(newref));
if ( newref_bbox && selected->intersects(*newref_bbox) ) {
// AND if it's not one of our selected objects,
if (!g_slist_find((GSList *) items, newref)) {
// move the selected object after that sibling
grepr->changeOrder(SP_OBJECT_REPR(child), SP_OBJECT_REPR(newref));
}
break;
}
}
}
rev = g_slist_remove(rev, child);
}
} else {
g_slist_free(rev);
}
sp_document_done(sp_desktop_document(desktop), SP_VERB_SELECTION_RAISE,
_("Raise"));
}
void sp_selection_raise_to_top()
{
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
if (desktop == NULL)
return;
SPDocument *document = sp_desktop_document(desktop);
Inkscape::Selection *selection = sp_desktop_selection(desktop);
if (selection->isEmpty()) {
desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to raise to top."));
return;
}
GSList const *items = (GSList *) selection->itemList();
SPGroup const *group = sp_item_list_common_parent_group(items);
if (!group) {
desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("You cannot raise/lower objects from <b>different groups</b> or <b>layers</b>."));
return;
}
GSList *rl = g_slist_copy((GSList *) selection->reprList());
rl = g_slist_sort(rl, (GCompareFunc) sp_repr_compare_position);
for (GSList *l = rl; l != NULL; l = l->next) {
Inkscape::XML::Node *repr = (Inkscape::XML::Node *) l->data;
repr->setPosition(-1);
}
g_slist_free(rl);
sp_document_done(document, SP_VERB_SELECTION_TO_FRONT,
_("Raise to top"));
}
void
sp_selection_lower()
{
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
if (desktop == NULL)
return;
Inkscape::Selection *selection = sp_desktop_selection(desktop);
GSList const *items = (GSList *) selection->itemList();
if (!items) {
desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to lower."));
return;
}
SPGroup const *group = sp_item_list_common_parent_group(items);
if (!group) {
desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("You cannot raise/lower objects from <b>different groups</b> or <b>layers</b>."));
return;
}
Inkscape::XML::Node *grepr = SP_OBJECT_REPR(group);
// Determine the common bbox of the selected items.
NR::Maybe<NR::Rect> selected = enclose_items(items);
/* Construct direct-ordered list of selected children. */
GSList *rev = g_slist_copy((GSList *) items);
rev = g_slist_sort(rev, (GCompareFunc) sp_item_repr_compare_position);
rev = g_slist_reverse(rev);
// Iterate over all objects in the selection (starting from top).
if (selected) {
while (rev) {
SPObject *child = SP_OBJECT(rev->data);
// for each selected object, find the prev sibling
for (SPObject *newref = prev_sibling(child); newref; newref = prev_sibling(newref)) {
// if the sibling is an item AND overlaps our selection,
if (SP_IS_ITEM(newref)) {
NR::Maybe<NR::Rect> ref_bbox = sp_item_bbox_desktop(SP_ITEM(newref));
if ( ref_bbox && selected->intersects(*ref_bbox) ) {
// AND if it's not one of our selected objects,
if (!g_slist_find((GSList *) items, newref)) {
// move the selected object before that sibling
SPObject *put_after = prev_sibling(newref);
if (put_after)
grepr->changeOrder(SP_OBJECT_REPR(child), SP_OBJECT_REPR(put_after));
else
SP_OBJECT_REPR(child)->setPosition(0);
}
break;
}
}
}
rev = g_slist_remove(rev, child);
}
} else {
g_slist_free(rev);
}
sp_document_done(sp_desktop_document(desktop), SP_VERB_SELECTION_LOWER,
_("Lower"));
}
void sp_selection_lower_to_bottom()
{
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
if (desktop == NULL)
return;
SPDocument *document = sp_desktop_document(desktop);
Inkscape::Selection *selection = sp_desktop_selection(desktop);
if (selection->isEmpty()) {
desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to lower to bottom."));
return;
}
GSList const *items = (GSList *) selection->itemList();
SPGroup const *group = sp_item_list_common_parent_group(items);
if (!group) {
desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("You cannot raise/lower objects from <b>different groups</b> or <b>layers</b>."));
return;
}
GSList *rl;
rl = g_slist_copy((GSList *) selection->reprList());
rl = g_slist_sort(rl, (GCompareFunc) sp_repr_compare_position);
rl = g_slist_reverse(rl);
for (GSList *l = rl; l != NULL; l = l->next) {
gint minpos;
SPObject *pp, *pc;
Inkscape::XML::Node *repr = (Inkscape::XML::Node *) l->data;
pp = document->getObjectByRepr(sp_repr_parent(repr));
minpos = 0;
g_assert(SP_IS_GROUP(pp));
pc = sp_object_first_child(pp);
while (!SP_IS_ITEM(pc)) {
minpos += 1;
pc = pc->next;
}
repr->setPosition(minpos);
}
g_slist_free(rl);
sp_document_done(document, SP_VERB_SELECTION_TO_BACK,
_("Lower to bottom"));
}
void
sp_undo(SPDesktop *desktop, SPDocument *)
{
if (!sp_document_undo(sp_desktop_document(desktop)))
desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Nothing to undo."));
}
void
sp_redo(SPDesktop *desktop, SPDocument *)
{
if (!sp_document_redo(sp_desktop_document(desktop)))
desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Nothing to redo."));
}
void sp_selection_cut()
{
sp_selection_copy();
sp_selection_delete();
}
void sp_copy_gradient (GSList **defs_clip, SPGradient *gradient, Inkscape::XML::Document* xml_doc)
{
SPGradient *ref = gradient;
while (ref) {
// climb up the refs, copying each one in the chain
Inkscape::XML::Node *grad_repr = SP_OBJECT_REPR(ref)->duplicate(xml_doc);
*defs_clip = g_slist_prepend (*defs_clip, grad_repr);
ref = ref->ref->getObject();
}
}
void sp_copy_pattern (GSList **defs_clip, SPPattern *pattern, Inkscape::XML::Document* xml_doc)
{
SPPattern *ref = pattern;
while (ref) {
// climb up the refs, copying each one in the chain
Inkscape::XML::Node *pattern_repr = SP_OBJECT_REPR(ref)->duplicate(xml_doc);
*defs_clip = g_slist_prepend (*defs_clip, pattern_repr);
// items in the pattern may also use gradients and other patterns, so we need to recurse here as well
for (SPObject *child = sp_object_first_child(SP_OBJECT(ref)) ; child != NULL; child = SP_OBJECT_NEXT(child) ) {
if (!SP_IS_ITEM (child))
continue;
sp_copy_stuff_used_by_item (defs_clip, (SPItem *) child, NULL, xml_doc);
}
ref = ref->ref->getObject();
}
}
void sp_copy_single (GSList **defs_clip, SPObject *thing, Inkscape::XML::Document* xml_doc)
{
Inkscape::XML::Node *duplicate_repr = SP_OBJECT_REPR(thing)->duplicate(xml_doc);
*defs_clip = g_slist_prepend (*defs_clip, duplicate_repr);
}
void sp_copy_textpath_path (GSList **defs_clip, SPTextPath *tp, GSList const *items, Inkscape::XML::Document* xml_doc)
{
SPItem *path = sp_textpath_get_path_item (tp);
if (!path)
return;
if (items && g_slist_find ((GSList *) items, path)) // do not copy it to defs if it is already in the list of items copied
return;
Inkscape::XML::Node *repr = SP_OBJECT_REPR(path)->duplicate(xml_doc);
*defs_clip = g_slist_prepend (*defs_clip, repr);
}
/**
* Copies things like patterns, markers, gradients, etc.
*/
void sp_copy_stuff_used_by_item (GSList **defs_clip, SPItem *item, GSList const *items, Inkscape::XML::Document* xml_doc)
{
SPStyle *style = SP_OBJECT_STYLE (item);
if (style && (style->fill.isPaintserver())) {
SPObject *server = SP_OBJECT_STYLE_FILL_SERVER(item);
if (SP_IS_LINEARGRADIENT (server) || SP_IS_RADIALGRADIENT (server))
sp_copy_gradient (defs_clip, SP_GRADIENT(server), xml_doc);
if (SP_IS_PATTERN (server))
sp_copy_pattern (defs_clip, SP_PATTERN(server), xml_doc);
}
if (style && (style->stroke.isPaintserver())) {
SPObject *server = SP_OBJECT_STYLE_STROKE_SERVER(item);
if (SP_IS_LINEARGRADIENT (server) || SP_IS_RADIALGRADIENT (server))
sp_copy_gradient (defs_clip, SP_GRADIENT(server), xml_doc);
if (SP_IS_PATTERN (server))
sp_copy_pattern (defs_clip, SP_PATTERN(server), xml_doc);
}
// For shapes, copy all of the shape's markers into defs_clip
if (SP_IS_SHAPE (item)) {
SPShape *shape = SP_SHAPE (item);
for (int i = 0 ; i < SP_MARKER_LOC_QTY ; i++) {
if (shape->marker[i]) {
sp_copy_single (defs_clip, SP_OBJECT (shape->marker[i]), xml_doc);
}
}
// For shapes, also copy liveeffect if applicable
if (sp_shape_has_path_effect(shape)) {
sp_copy_single (defs_clip, SP_OBJECT(sp_shape_get_livepatheffectobject(shape)), xml_doc);
}
}
if (SP_IS_TEXT_TEXTPATH (item)) {
sp_copy_textpath_path (defs_clip, SP_TEXTPATH(sp_object_first_child(SP_OBJECT(item))), items, xml_doc);
}
if (item->clip_ref->getObject()) {
sp_copy_single (defs_clip, item->clip_ref->getObject(), xml_doc);
}
if (item->mask_ref->getObject()) {
SPObject *mask = item->mask_ref->getObject();
sp_copy_single (defs_clip, mask, xml_doc);
// recurse into the mask for its gradients etc.
for (SPObject *o = SP_OBJECT(mask)->children; o != NULL; o = o->next) {
if (SP_IS_ITEM(o))
sp_copy_stuff_used_by_item (defs_clip, SP_ITEM (o), items, xml_doc);
}
}
if (style->getFilter()) {
SPObject *filter = style->getFilter();
if (SP_IS_FILTER(filter)) {
sp_copy_single (defs_clip, filter, xml_doc);
}
}
// recurse
for (SPObject *o = SP_OBJECT(item)->children; o != NULL; o = o->next) {
if (SP_IS_ITEM(o))
sp_copy_stuff_used_by_item (defs_clip, SP_ITEM (o), items, xml_doc);
}
}
void
sp_set_style_clipboard (SPCSSAttr *css)
{
if (css != NULL) {
// clear style clipboard
if (style_clipboard) {
sp_repr_css_attr_unref (style_clipboard);
style_clipboard = NULL;
}
//sp_repr_css_print (css);
style_clipboard = css;
}
}
/**
* \pre item != NULL
*/
SPCSSAttr *
take_style_from_item (SPItem *item)
{
// write the complete cascaded style, context-free
SPCSSAttr *css = sp_css_attr_from_object (SP_OBJECT(item), SP_STYLE_FLAG_ALWAYS);
if (css == NULL)
return NULL;
if ((SP_IS_GROUP(item) && SP_OBJECT(item)->children) ||
(SP_IS_TEXT (item) && SP_OBJECT(item)->children && SP_OBJECT(item)->children->next == NULL)) {
// if this is a text with exactly one tspan child, merge the style of that tspan as well
// If this is a group, merge the style of its topmost (last) child with style
for (SPObject *last_element = item->lastChild(); last_element != NULL; last_element = SP_OBJECT_PREV (last_element)) {
if (SP_OBJECT_STYLE (last_element) != NULL) {
SPCSSAttr *temp = sp_css_attr_from_object (last_element, SP_STYLE_FLAG_IFSET);
if (temp) {
sp_repr_css_merge (css, temp);
sp_repr_css_attr_unref (temp);
}
break;
}
}
}
if (!(SP_IS_TEXT (item) || SP_IS_TSPAN (item) || SP_IS_TREF(item) || SP_IS_STRING (item))) {
// do not copy text properties from non-text objects, it's confusing
css = sp_css_attr_unset_text (css);
}
// FIXME: also transform gradient/pattern fills, by forking? NO, this must be nondestructive
double ex = NR::expansion(sp_item_i2doc_affine(item));
if (ex != 1.0) {
css = sp_css_attr_scale (css, ex);
}
return css;
}
void sp_selection_copy()
{
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
if (desktop == NULL)
return;
if (!clipboard_document) {
clipboard_document = new Inkscape::XML::SimpleDocument();
}
Inkscape::Selection *selection = sp_desktop_selection(desktop);
if (tools_isactive (desktop, TOOLS_DROPPER)) {
sp_dropper_context_copy(desktop->event_context);
return; // copied color under cursor, nothing else to do
}
if (desktop->event_context->get_drag() && desktop->event_context->get_drag()->copy()) {
return; // copied selected stop(s), nothing else to do
}
// check if something is selected
if (selection->isEmpty()) {
desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Nothing was copied."));
return;
}
GSList const *items = g_slist_copy ((GSList *) selection->itemList());
// 0. Copy text to system clipboard
// FIXME: for non-texts, put serialized Inkscape::XML as text to the clipboard;
//for this sp_repr_write_stream needs to be rewritten with iostream instead of FILE
Glib::ustring text;
if (tools_isactive (desktop, TOOLS_TEXT)) {
text = sp_text_get_selected_text(desktop->event_context);
}
if (text.empty()) {
guint texts = 0;
for (GSList *i = (GSList *) items; i; i = i->next) {
SPItem *item = SP_ITEM (i->data);
if (SP_IS_TEXT (item) || SP_IS_FLOWTEXT(item)) {
if (texts > 0) // if more than one text object is copied, separate them by spaces
text += " ";
gchar *this_text = sp_te_get_string_multiline (item);
if (this_text) {
text += this_text;
g_free(this_text);
}
texts++;
}
}
}
if (!text.empty()) {
Glib::RefPtr<Gtk::Clipboard> refClipboard = Gtk::Clipboard::get();
refClipboard->set_text(text);
}
// clear old defs clipboard
while (defs_clipboard) {
Inkscape::GC::release((Inkscape::XML::Node *) defs_clipboard->data);
defs_clipboard = g_slist_remove (defs_clipboard, defs_clipboard->data);
}
// clear style clipboard
if (style_clipboard) {
sp_repr_css_attr_unref (style_clipboard);
style_clipboard = NULL;
}
//clear main clipboard
while (clipboard) {
Inkscape::GC::release((Inkscape::XML::Node *) clipboard->data);
clipboard = g_slist_remove(clipboard, clipboard->data);
}
sp_selection_copy_impl (items, &clipboard, &defs_clipboard, &style_clipboard, clipboard_document);
if (tools_isactive (desktop, TOOLS_TEXT)) { // take style from cursor/text selection, overwriting the style just set by copy_impl
SPStyle *const query = sp_style_new(SP_ACTIVE_DOCUMENT);
if (sp_desktop_query_style_all (desktop, query)) {
SPCSSAttr *css = sp_css_attr_from_style (query, SP_STYLE_FLAG_ALWAYS);
sp_set_style_clipboard (css);
}
sp_style_unref(query);
}
size_clipboard = selection->bounds();
g_slist_free ((GSList *) items);
}
//____________________________________________________________________________
/** Paste the bitmap in the clipboard if one is in there.
The bitmap is saved to a PNG file then imported into the document
@return true if a bitmap was detected and pasted; false if no bitmap
*/
static bool pastedPicFromClipboard()
{
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
SPDocument *doc = SP_ACTIVE_DOCUMENT;
if ( desktop == NULL || doc == NULL)
return false;
Glib::RefPtr<Gtk::Clipboard> refClipboard = Gtk::Clipboard::get();
Glib::RefPtr<Gdk::Pixbuf> pic = refClipboard->wait_for_image();
// Stop if the system clipboard doesn't have a bitmap.
if ( pic == 0 )
{
return false;
} //if
else
{
// Write into a file, then import the file into the document.
// Make a file name based on current time; use the current working dir.
time_t rawtime;
char filename[50];
const char* path;
time ( &rawtime );
strftime (filename,50,"pastedpic_%m%d%Y_%H%M%S.png",localtime( &rawtime ));
path = (char *)prefs_get_string_attribute("dialogs.save_as", "path");
Glib::ustring finalPath = path;
finalPath.append(G_DIR_SEPARATOR_S).append(filename);
pic->save( finalPath, "png" );
file_import(doc, finalPath, NULL);
// Clear the clipboard so that the bitmap in there won't always over
// ride the normal inkscape clipboard.This isn't the ideal solution.
refClipboard->set_text("");
return true;
} //else
return false;
} //pastedPicFromClipboard
//____________________________________________________________________________
void sp_selection_paste(bool in_place)
{
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
if (desktop == NULL) {
return;
}
SPDocument *document = sp_desktop_document(desktop);
if (Inkscape::have_viable_layer(desktop, desktop->messageStack()) == false) {
return;
}
Inkscape::Selection *selection = sp_desktop_selection(desktop);
if (tools_isactive (desktop, TOOLS_TEXT)) {
if (sp_text_paste_inline(desktop->event_context))
return; // pasted from system clipboard into text, nothing else to do
}
// check if something is in the clipboard
// Stop if successfully pasted a clipboard bitmap.
if ( pastedPicFromClipboard() )
return;
if (clipboard == NULL) {
desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Nothing in the clipboard."));
return;
}
GSList *copied = sp_selection_paste_impl(document, desktop->currentLayer(), &clipboard, &defs_clipboard);
// add pasted objects to selection
selection->setReprList((GSList const *) copied);
g_slist_free (copied);
if (!in_place) {
sp_document_ensure_up_to_date(document);
NR::Maybe<NR::Rect> sel_bbox = selection->bounds();
NR::Point m( desktop->point() );
if (sel_bbox) {
m -= sel_bbox->midpoint();
}
sp_selection_move_relative(selection, m);
}
sp_document_done(document, SP_VERB_EDIT_PASTE, _("Paste"));
}
void sp_selection_paste_style()
{
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
if (desktop == NULL) return;
Inkscape::Selection *selection = sp_desktop_selection(desktop);
// check if something is in the clipboard
if (style_clipboard == NULL) {
desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Nothing on the style clipboard."));
return;
}
// check if something is selected
if (selection->isEmpty()) {
desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to paste style to."));
return;
}
paste_defs (&defs_clipboard, sp_desktop_document(desktop));
sp_desktop_set_style (desktop, style_clipboard);
sp_document_done(sp_desktop_document (desktop), SP_VERB_EDIT_PASTE_STYLE,
_("Paste style"));
}
void sp_selection_paste_livepatheffect()
{
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
if (desktop == NULL) return;
Inkscape::Selection *selection = sp_desktop_selection(desktop);
// check if something is in the clipboard
if (clipboard == NULL) {
desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Nothing on the clipboard."));
return;
}
// check if something is selected
if (selection->isEmpty()) {
desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to paste live path effect to."));
return;
}
SPDocument *doc = sp_desktop_document(desktop);
paste_defs (&defs_clipboard, doc);
Inkscape::XML::Node *repr = (Inkscape::XML::Node *) clipboard->data;
char const *effecturi = repr->attribute("inkscape:path-effect");
if (!effecturi) {
SP_ACTIVE_DESKTOP->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Clipboard does not contain a live path effect."));
return;
}
for ( GSList const *itemlist = selection->itemList(); itemlist != NULL; itemlist = g_slist_next(itemlist) ) {
SPItem *item = reinterpret_cast<SPItem*>(itemlist->data);
if ( item && SP_IS_SHAPE(item) ) {
SPShape * shape = SP_SHAPE(item);
// create a private LPE object!
SPObject * obj = sp_uri_reference_resolve(doc, effecturi);
LivePathEffectObject * lpeobj = LIVEPATHEFFECT(obj)->fork_private_if_necessary(0);
sp_shape_set_path_effect(shape, lpeobj);
// set inkscape:original-d for paths. the other shapes don't need this.
if ( SP_IS_PATH(item) ) {
Inkscape::XML::Node *pathrepr = SP_OBJECT_REPR(item);
if ( ! pathrepr->attribute("inkscape:original-d") ) {
pathrepr->setAttribute("inkscape:original-d", pathrepr->attribute("d"));
}
}
}
}
sp_document_done(sp_desktop_document (desktop), SP_VERB_EDIT_PASTE_LIVEPATHEFFECT,
_("Paste live path effect"));
}
void sp_selection_paste_size (bool apply_x, bool apply_y)
{
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
if (desktop == NULL) return;
Inkscape::Selection *selection = sp_desktop_selection(desktop);
// check if something is in the clipboard
if (!size_clipboard) {
desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Nothing on the clipboard."));
return;
}
// check if something is selected
if (selection->isEmpty()) {
desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to paste size to."));
return;
}
NR::Maybe<NR::Rect> current = selection->bounds();
if ( !current || current->isEmpty() ) {
return;
}
double scale_x = size_clipboard->extent(NR::X) / current->extent(NR::X);
double scale_y = size_clipboard->extent(NR::Y) / current->extent(NR::Y);
sp_selection_scale_relative (selection, current->midpoint(),
NR::scale(
apply_x? scale_x : (desktop->isToolboxButtonActive ("lock")? scale_y : 1.0),
apply_y? scale_y : (desktop->isToolboxButtonActive ("lock")? scale_x : 1.0)));
sp_document_done(sp_desktop_document (desktop), SP_VERB_EDIT_PASTE_SIZE,
_("Paste size"));
}
void sp_selection_paste_size_separately (bool apply_x, bool apply_y)
{
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
if (desktop == NULL) return;
Inkscape::Selection *selection = sp_desktop_selection(desktop);
// check if something is in the clipboard
if ( !size_clipboard ) {
desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Nothing on the clipboard."));
return;
}
// check if something is selected
if (selection->isEmpty()) {
desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to paste size to."));
return;
}
for (GSList const *l = selection->itemList(); l != NULL; l = l->next) {
SPItem *item = SP_ITEM(l->data);
NR::Maybe<NR::Rect> current = sp_item_bbox_desktop(item);
if ( !current || current->isEmpty() ) {
continue;
}
double scale_x = size_clipboard->extent(NR::X) / current->extent(NR::X);
double scale_y = size_clipboard->extent(NR::Y) / current->extent(NR::Y);
sp_item_scale_rel (item,
NR::scale(
apply_x? scale_x : (desktop->isToolboxButtonActive ("lock")? scale_y : 1.0),
apply_y? scale_y : (desktop->isToolboxButtonActive ("lock")? scale_x : 1.0)));
}
sp_document_done(sp_desktop_document (desktop), SP_VERB_EDIT_PASTE_SIZE_SEPARATELY,
_("Paste size separately"));
}
void sp_selection_to_next_layer ()
{
SPDesktop *dt = SP_ACTIVE_DESKTOP;
Inkscape::Selection *selection = sp_desktop_selection(dt);
// check if something is selected
if (selection->isEmpty()) {
dt->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to move to the layer above."));
return;
}
GSList const *items = g_slist_copy ((GSList *) selection->itemList());
bool no_more = false; // Set to true, if no more layers above
SPObject *next=Inkscape::next_layer(dt->currentRoot(), dt->currentLayer());
if (next) {
GSList *temp_clip = NULL;
sp_selection_copy_impl (items, &temp_clip, NULL, NULL, sp_document_repr_doc(dt->doc())); // we're in the same doc, so no need to copy defs
sp_selection_delete_impl (items, false, false);
next=Inkscape::next_layer(dt->currentRoot(), dt->currentLayer()); // Fixes bug 1482973: crash while moving layers
GSList *copied;
if(next) {
copied = sp_selection_paste_impl (sp_desktop_document (dt), next, &temp_clip, NULL);
} else {
copied = sp_selection_paste_impl (sp_desktop_document (dt), dt->currentLayer(), &temp_clip, NULL);
no_more = true;
}
selection->setReprList((GSList const *) copied);
g_slist_free (copied);
if (temp_clip) g_slist_free (temp_clip);
if (next) dt->setCurrentLayer(next);
sp_document_done(sp_desktop_document (dt), SP_VERB_LAYER_MOVE_TO_NEXT,
_("Raise to next layer"));
} else {
no_more = true;
}
if (no_more) {
dt->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("No more layers above."));
}
g_slist_free ((GSList *) items);
}
void sp_selection_to_prev_layer ()
{
SPDesktop *dt = SP_ACTIVE_DESKTOP;
Inkscape::Selection *selection = sp_desktop_selection(dt);
// check if something is selected
if (selection->isEmpty()) {
dt->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to move to the layer below."));
return;
}
GSList const *items = g_slist_copy ((GSList *) selection->itemList());
bool no_more = false; // Set to true, if no more layers below
SPObject *next=Inkscape::previous_layer(dt->currentRoot(), dt->currentLayer());
if (next) {
GSList *temp_clip = NULL;
sp_selection_copy_impl (items, &temp_clip, NULL, NULL, sp_document_repr_doc(dt->doc())); // we're in the same doc, so no need to copy defs
sp_selection_delete_impl (items, false, false);
next=Inkscape::previous_layer(dt->currentRoot(), dt->currentLayer()); // Fixes bug 1482973: crash while moving layers
GSList *copied;
if(next) {
copied = sp_selection_paste_impl (sp_desktop_document (dt), next, &temp_clip, NULL);
} else {
copied = sp_selection_paste_impl (sp_desktop_document (dt), dt->currentLayer(), &temp_clip, NULL);
no_more = true;
}
selection->setReprList((GSList const *) copied);
g_slist_free (copied);
if (temp_clip) g_slist_free (temp_clip);
if (next) dt->setCurrentLayer(next);
sp_document_done(sp_desktop_document (dt), SP_VERB_LAYER_MOVE_TO_PREV,
_("Lower to previous layer"));
} else {
no_more = true;
}
if (no_more) {
dt->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("No more layers below."));
}
g_slist_free ((GSList *) items);
}
bool
selection_contains_original (SPItem *item, Inkscape::Selection *selection)
{
bool contains_original = false;
bool is_use = SP_IS_USE(item);
SPItem *item_use = item;
SPItem *item_use_first = item;
while (is_use && item_use && !contains_original)
{
item_use = sp_use_get_original (SP_USE(item_use));
contains_original |= selection->includes(item_use);
if (item_use == item_use_first)
break;
is_use = SP_IS_USE(item_use);
}
// If it's a tref, check whether the object containing the character
// data is part of the selection
if (!contains_original && SP_IS_TREF(item)) {
contains_original = selection->includes(SP_TREF(item)->getObjectReferredTo());
}
return contains_original;
}
bool
selection_contains_both_clone_and_original (Inkscape::Selection *selection)
{
bool clone_with_original = false;
for (GSList const *l = selection->itemList(); l != NULL; l = l->next) {
SPItem *item = SP_ITEM(l->data);
clone_with_original |= selection_contains_original(item, selection);
if (clone_with_original)
break;
}
return clone_with_original;
}
/** Apply matrix to the selection. \a set_i2d is normally true, which means objects are in the
original transform, synced with their reprs, and need to jump to the new transform in one go. A
value of set_i2d==false is only used by seltrans when it's dragging objects live (not outlines); in
that case, items are already in the new position, but the repr is in the old, and this function
then simply updates the repr from item->transform.
*/
void sp_selection_apply_affine(Inkscape::Selection *selection, NR::Matrix const &affine, bool set_i2d)
{
if (selection->isEmpty())
return;
for (GSList const *l = selection->itemList(); l != NULL; l = l->next) {
SPItem *item = SP_ITEM(l->data);
NR::Point old_center(0,0);
if (set_i2d && item->isCenterSet())
old_center = item->getCenter();
#if 0 /* Re-enable this once persistent guides have a graphical indication.
At the time of writing, this is the only place to re-enable. */
sp_item_update_cns(*item, selection->desktop());
#endif
// we're moving both a clone and its original or any ancestor in clone chain?
bool transform_clone_with_original = selection_contains_original(item, selection);
// ...both a text-on-path and its path?
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)))) ));
// ...both a flowtext and its frame?
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)
// ...both an offset and its source?
bool transform_offset_with_source = (SP_IS_OFFSET(item) && SP_OFFSET (item)->sourceHref) && selection->includes( sp_offset_get_source (SP_OFFSET(item)) );
// If we're moving a connector, we want to detach it
// from shapes that aren't part of the selection, but
// leave it attached if they are
if (cc_item_is_connector(item)) {
SPItem *attItem[2];
SP_PATH(item)->connEndPair.getAttachedItems(attItem);
for (int n = 0; n < 2; ++n) {
if (!selection->includes(attItem[n])) {
sp_conn_end_detach(item, n);
}
}
}
// "clones are unmoved when original is moved" preference
int compensation = prefs_get_int_attribute("options.clonecompensation", "value", SP_CLONE_COMPENSATION_UNMOVED);
bool prefs_unmoved = (compensation == SP_CLONE_COMPENSATION_UNMOVED);
bool prefs_parallel = (compensation == SP_CLONE_COMPENSATION_PARALLEL);
// If this is a clone and it's selected along with its original, do not move it; it will feel the
// transform of its original and respond to it itself. Without this, a clone is doubly
// transformed, very unintuitive.
// Same for textpath if we are also doing ANY transform to its path: do not touch textpath,
// letters cannot be squeezed or rotated anyway, they only refill the changed path.
// Same for linked offset if we are also moving its source: do not move it.
if (transform_textpath_with_path || transform_offset_with_source) {
// restore item->transform field from the repr, in case it was changed by seltrans
sp_object_read_attr (SP_OBJECT (item), "transform");
} else if (transform_flowtext_with_frame) {
// apply the inverse of the region's transform to the <use> so that the flow remains
// the same (even though the output itself gets transformed)
for (SPObject *region = item->firstChild() ; region ; region = SP_OBJECT_NEXT(region)) {
if (!SP_IS_FLOWREGION(region) && !SP_IS_FLOWREGIONEXCLUDE(region))
continue;
for (SPObject *use = region->firstChild() ; use ; use = SP_OBJECT_NEXT(use)) {
if (!SP_IS_USE(use)) continue;
sp_item_write_transform(SP_USE(use), SP_OBJECT_REPR(use), item->transform.inverse(), NULL);
}
}
} else if (transform_clone_with_original) {
// We are transforming a clone along with its original. The below matrix juggling is
// necessary to ensure that they transform as a whole, i.e. the clone's induced
// transform and its move compensation are both cancelled out.
// restore item->transform field from the repr, in case it was changed by seltrans
sp_object_read_attr (SP_OBJECT (item), "transform");
// calculate the matrix we need to apply to the clone to cancel its induced transform from its original
NR::Matrix parent_transform = sp_item_i2root_affine(SP_ITEM(SP_OBJECT_PARENT (item)));
NR::Matrix t = parent_transform * matrix_to_desktop (matrix_from_desktop (affine, item), item) * parent_transform.inverse();
NR::Matrix t_inv =parent_transform * matrix_to_desktop (matrix_from_desktop (affine.inverse(), item), item) * parent_transform.inverse();
NR::Matrix result = t_inv * item->transform * t;
if ((prefs_parallel || prefs_unmoved) && affine.is_translation()) {
// we need to cancel out the move compensation, too
// find out the clone move, same as in sp_use_move_compensate
NR::Matrix parent = sp_use_get_parent_transform (SP_USE(item));
NR::Matrix clone_move = parent.inverse() * t * parent;
if (prefs_parallel) {
NR::Matrix move = result * clone_move * t_inv;
sp_item_write_transform(item, SP_OBJECT_REPR(item), move, &move);
} else if (prefs_unmoved) {
//if (SP_IS_USE(sp_use_get_original(SP_USE(item))))
// clone_move = NR::identity();
NR::Matrix move = result * clone_move;
sp_item_write_transform(item, SP_OBJECT_REPR(item), move, &t);
}
} else {
// just apply the result
sp_item_write_transform(item, SP_OBJECT_REPR(item), result, &t);
}
} else {
if (set_i2d) {
sp_item_set_i2d_affine(item, sp_item_i2d_affine(item) * affine);
}
sp_item_write_transform(item, SP_OBJECT_REPR(item), item->transform, NULL);
}
// if we're moving the actual object, not just updating the repr, we can transform the
// center by the same matrix (only necessary for non-translations)
if (set_i2d && item->isCenterSet() && !affine.is_translation()) {
item->setCenter(old_center * affine);
SP_OBJECT(item)->updateRepr();
}
}
}
void sp_selection_remove_transform()
{
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
if (desktop == NULL)
return;
Inkscape::Selection *selection = sp_desktop_selection(desktop);
GSList const *l = (GSList *) selection->reprList();
while (l != NULL) {
sp_repr_set_attr((Inkscape::XML::Node*)l->data, "transform", NULL);
l = l->next;
}
sp_document_done(sp_desktop_document(desktop), SP_VERB_OBJECT_FLATTEN,
_("Remove transform"));
}
void
sp_selection_scale_absolute(Inkscape::Selection *selection,
double const x0, double const x1,
double const y0, double const y1)
{
if (selection->isEmpty())
return;
NR::Maybe<NR::Rect> const bbox(selection->bounds());
if ( !bbox || bbox->isEmpty() ) {
return;
}
NR::translate const p2o(-bbox->min());
NR::scale const newSize(x1 - x0,
y1 - y0);
NR::scale const scale( newSize / NR::scale(bbox->dimensions()) );
NR::translate const o2n(x0, y0);
NR::Matrix const final( p2o * scale * o2n );
sp_selection_apply_affine(selection, final);
}
void sp_selection_scale_relative(Inkscape::Selection *selection, NR::Point const &align, NR::scale const &scale)
{
if (selection->isEmpty())
return;
NR::Maybe<NR::Rect> const bbox(selection->bounds());
if ( !bbox || bbox->isEmpty() ) {
return;
}
// FIXME: ARBITRARY LIMIT: don't try to scale above 1 Mpx, it won't display properly and will crash sooner or later anyway
if ( bbox->extent(NR::X) * scale[NR::X] > 1e6 ||
bbox->extent(NR::Y) * scale[NR::Y] > 1e6 )
{
return;
}
NR::translate const n2d(-align);
NR::translate const d2n(align);
NR::Matrix const final( n2d * scale * d2n );
sp_selection_apply_affine(selection, final);
}
void
sp_selection_rotate_relative(Inkscape::Selection *selection, NR::Point const &center, gdouble const angle_degrees)
{
NR::translate const d2n(center);
NR::translate const n2d(-center);
NR::rotate const rotate(rotate_degrees(angle_degrees));
NR::Matrix const final( NR::Matrix(n2d) * rotate * d2n );
sp_selection_apply_affine(selection, final);
}
void
sp_selection_skew_relative(Inkscape::Selection *selection, NR::Point const &align, double dx, double dy)
{
NR::translate const d2n(align);
NR::translate const n2d(-align);
NR::Matrix const skew(1, dy,
dx, 1,
0, 0);
NR::Matrix const final( n2d * skew * d2n );
sp_selection_apply_affine(selection, final);
}
void sp_selection_move_relative(Inkscape::Selection *selection, NR::Point const &move)
{
sp_selection_apply_affine(selection, NR::Matrix(NR::translate(move)));
}
void sp_selection_move_relative(Inkscape::Selection *selection, double dx, double dy)
{
sp_selection_apply_affine(selection, NR::Matrix(NR::translate(dx, dy)));
}
/**
* \brief sp_selection_rotate_90
*
* This function rotates selected objects 90 degrees clockwise.
*
*/
void sp_selection_rotate_90_cw()
{
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
Inkscape::Selection *selection = sp_desktop_selection(desktop);
if (selection->isEmpty())
return;
GSList const *l = selection->itemList();
NR::rotate const rot_neg_90(NR::Point(0, -1));
for (GSList const *l2 = l ; l2 != NULL ; l2 = l2->next) {
SPItem *item = SP_ITEM(l2->data);
sp_item_rotate_rel(item, rot_neg_90);
}
sp_document_done(sp_desktop_document(desktop), SP_VERB_OBJECT_ROTATE_90_CCW,
_("Rotate 90&#176; CW"));
}
/**
* \brief sp_selection_rotate_90_ccw
*
* This function rotates selected objects 90 degrees counter-clockwise.
*
*/
void sp_selection_rotate_90_ccw()
{
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
Inkscape::Selection *selection = sp_desktop_selection(desktop);
if (selection->isEmpty())
return;
GSList const *l = selection->itemList();
NR::rotate const rot_neg_90(NR::Point(0, 1));
for (GSList const *l2 = l ; l2 != NULL ; l2 = l2->next) {
SPItem *item = SP_ITEM(l2->data);
sp_item_rotate_rel(item, rot_neg_90);
}
sp_document_done(sp_desktop_document(desktop), SP_VERB_OBJECT_ROTATE_90_CW,
_("Rotate 90&#176; CCW"));
}
void
sp_selection_rotate(Inkscape::Selection *selection, gdouble const angle_degrees)
{
if (selection->isEmpty())
return;
NR::Maybe<NR::Point> center = selection->center();
if (!center) {
return;
}
sp_selection_rotate_relative(selection, *center, angle_degrees);
sp_document_maybe_done(sp_desktop_document(selection->desktop()),
( ( angle_degrees > 0 )
? "selector:rotate:ccw"
: "selector:rotate:cw" ),
SP_VERB_CONTEXT_SELECT,
_("Rotate"));
}
/**
\param angle the angle in "angular pixels", i.e. how many visible pixels must move the outermost point of the rotated object
*/
void
sp_selection_rotate_screen(Inkscape::Selection *selection, gdouble angle)
{
if (selection->isEmpty())
return;
NR::Maybe<NR::Rect> const bbox(selection->bounds());
NR::Maybe<NR::Point> center = selection->center();
if ( !bbox || !center ) {
return;
}
gdouble const zoom = selection->desktop()->current_zoom();
gdouble const zmove = angle / zoom;
gdouble const r = NR::L2(bbox->cornerFarthestFrom(*center) - *center);
gdouble const zangle = 180 * atan2(zmove, r) / M_PI;
sp_selection_rotate_relative(selection, *center, zangle);
sp_document_maybe_done(sp_desktop_document(selection->desktop()),
( (angle > 0)
? "selector:rotate:ccw"
: "selector:rotate:cw" ),
SP_VERB_CONTEXT_SELECT,
_("Rotate by pixels"));
}
void
sp_selection_scale(Inkscape::Selection *selection, gdouble grow)
{
if (selection->isEmpty())
return;
NR::Maybe<NR::Rect> const bbox(selection->bounds());
if (!bbox) {
return;
}
NR::Point const center(bbox->midpoint());
// you can't scale "do nizhe pola" (below zero)
double const max_len = bbox->maxExtent();
if ( max_len + grow <= 1e-3 ) {
return;
}
double const times = 1.0 + grow / max_len;
sp_selection_scale_relative(selection, center, NR::scale(times, times));
sp_document_maybe_done(sp_desktop_document(selection->desktop()),
( (grow > 0)
? "selector:scale:larger"
: "selector:scale:smaller" ),
SP_VERB_CONTEXT_SELECT,
_("Scale"));
}
void
sp_selection_scale_screen(Inkscape::Selection *selection, gdouble grow_pixels)
{
sp_selection_scale(selection,
grow_pixels / selection->desktop()->current_zoom());
}
void
sp_selection_scale_times(Inkscape::Selection *selection, gdouble times)
{
if (selection->isEmpty())
return;
NR::Maybe<NR::Rect> sel_bbox = selection->bounds();
if (!sel_bbox) {
return;
}
NR::Point const center(sel_bbox->midpoint());
sp_selection_scale_relative(selection, center, NR::scale(times, times));
sp_document_done(sp_desktop_document(selection->desktop()), SP_VERB_CONTEXT_SELECT,
_("Scale by whole factor"));
}
void
sp_selection_move(gdouble dx, gdouble dy)
{
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
Inkscape::Selection *selection = sp_desktop_selection(desktop);
if (selection->isEmpty()) {
return;
}
sp_selection_move_relative(selection, dx, dy);
if (dx == 0) {
sp_document_maybe_done(sp_desktop_document(desktop), "selector:move:vertical", SP_VERB_CONTEXT_SELECT,
_("Move vertically"));
} else if (dy == 0) {
sp_document_maybe_done(sp_desktop_document(desktop), "selector:move:horizontal", SP_VERB_CONTEXT_SELECT,
_("Move horizontally"));
} else {
sp_document_done(sp_desktop_document(desktop), SP_VERB_CONTEXT_SELECT,
_("Move"));
}
}
void
sp_selection_move_screen(gdouble dx, gdouble dy)
{
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
Inkscape::Selection *selection = sp_desktop_selection(desktop);
if (selection->isEmpty()) {
return;
}
// same as sp_selection_move but divide deltas by zoom factor
gdouble const zoom = desktop->current_zoom();
gdouble const zdx = dx / zoom;
gdouble const zdy = dy / zoom;
sp_selection_move_relative(selection, zdx, zdy);
if (dx == 0) {
sp_document_maybe_done(sp_desktop_document(desktop), "selector:move:vertical", SP_VERB_CONTEXT_SELECT,
_("Move vertically by pixels"));
} else if (dy == 0) {
sp_document_maybe_done(sp_desktop_document(desktop), "selector:move:horizontal", SP_VERB_CONTEXT_SELECT,
_("Move horizontally by pixels"));
} else {
sp_document_done(sp_desktop_document(desktop), SP_VERB_CONTEXT_SELECT,
_("Move"));
}
}
namespace {
template <typename D>
SPItem *next_item(SPDesktop *desktop, GSList *path, SPObject *root,
bool only_in_viewport, PrefsSelectionContext inlayer, bool onlyvisible, bool onlysensitive);
template <typename D>
SPItem *next_item_from_list(SPDesktop *desktop, GSList const *items, SPObject *root,
bool only_in_viewport, PrefsSelectionContext inlayer, bool onlyvisible, bool onlysensitive);
struct Forward {
typedef SPObject *Iterator;
static Iterator children(SPObject *o) { return sp_object_first_child(o); }
static Iterator siblings_after(SPObject *o) { return SP_OBJECT_NEXT(o); }
static void dispose(Iterator /*i*/) {}
static SPObject *object(Iterator i) { return i; }
static Iterator next(Iterator i) { return SP_OBJECT_NEXT(i); }
};
struct Reverse {
typedef GSList *Iterator;
static Iterator children(SPObject *o) {
return make_list(o->firstChild(), NULL);
}
static Iterator siblings_after(SPObject *o) {
return make_list(SP_OBJECT_PARENT(o)->firstChild(), o);
}
static void dispose(Iterator i) {
g_slist_free(i);
}
static SPObject *object(Iterator i) {
return reinterpret_cast<SPObject *>(i->data);
}
static Iterator next(Iterator i) { return i->next; }
private:
static GSList *make_list(SPObject *object, SPObject *limit) {
GSList *list=NULL;
while ( object != limit ) {
list = g_slist_prepend(list, object);
object = SP_OBJECT_NEXT(object);
}
return list;
}
};
}
void
sp_selection_item_next(void)
{
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
g_return_if_fail(desktop != NULL);
Inkscape::Selection *selection = sp_desktop_selection(desktop);
PrefsSelectionContext inlayer = (PrefsSelectionContext)prefs_get_int_attribute ("options.kbselection", "inlayer", PREFS_SELECTION_LAYER);
bool onlyvisible = prefs_get_int_attribute ("options.kbselection", "onlyvisible", 1);
bool onlysensitive = prefs_get_int_attribute ("options.kbselection", "onlysensitive", 1);
SPObject *root;
if (PREFS_SELECTION_ALL != inlayer) {
root = selection->activeContext();
} else {
root = desktop->currentRoot();
}
SPItem *item=next_item_from_list<Forward>(desktop, selection->itemList(), root, SP_CYCLING == SP_CYCLE_VISIBLE, inlayer, onlyvisible, onlysensitive);
if (item) {
selection->set(item, PREFS_SELECTION_LAYER_RECURSIVE == inlayer);
if ( SP_CYCLING == SP_CYCLE_FOCUS ) {
scroll_to_show_item(desktop, item);
}
}
}
void
sp_selection_item_prev(void)
{
SPDocument *document = SP_ACTIVE_DOCUMENT;
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
g_return_if_fail(document != NULL);
g_return_if_fail(desktop != NULL);
Inkscape::Selection *selection = sp_desktop_selection(desktop);
PrefsSelectionContext inlayer = (PrefsSelectionContext)prefs_get_int_attribute ("options.kbselection", "inlayer", PREFS_SELECTION_LAYER);
bool onlyvisible = prefs_get_int_attribute ("options.kbselection", "onlyvisible", 1);
bool onlysensitive = prefs_get_int_attribute ("options.kbselection", "onlysensitive", 1);
SPObject *root;
if (PREFS_SELECTION_ALL != inlayer) {
root = selection->activeContext();
} else {
root = desktop->currentRoot();
}
SPItem *item=next_item_from_list<Reverse>(desktop, selection->itemList(), root, SP_CYCLING == SP_CYCLE_VISIBLE, inlayer, onlyvisible, onlysensitive);
if (item) {
selection->set(item, PREFS_SELECTION_LAYER_RECURSIVE == inlayer);
if ( SP_CYCLING == SP_CYCLE_FOCUS ) {
scroll_to_show_item(desktop, item);
}
}
}
void sp_selection_next_patheffect_param(SPDesktop * dt)
{
if (!dt) return;
Inkscape::Selection *selection = sp_desktop_selection(dt);
if ( selection && !selection->isEmpty() ) {
SPItem *item = selection->singleItem();
if ( item && SP_IS_SHAPE(item)) {
SPShape *shape = SP_SHAPE(item);
if (sp_shape_has_path_effect(shape)) {
sp_shape_edit_next_param_oncanvas(shape, dt);
} else {
dt->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("The selection has no applied path effect."));
}
}
}
}
namespace {
template <typename D>
SPItem *next_item_from_list(SPDesktop *desktop, GSList const *items,
SPObject *root, bool only_in_viewport, PrefsSelectionContext inlayer, bool onlyvisible, bool onlysensitive)
{
SPObject *current=root;
while (items) {
SPItem *item=SP_ITEM(items->data);
if ( root->isAncestorOf(item) &&
( !only_in_viewport || desktop->isWithinViewport(item) ) )
{
current = item;
break;
}
items = items->next;
}
GSList *path=NULL;
while ( current != root ) {
path = g_slist_prepend(path, current);
current = SP_OBJECT_PARENT(current);
}
SPItem *next;
// first, try from the current object
next = next_item<D>(desktop, path, root, only_in_viewport, inlayer, onlyvisible, onlysensitive);
g_slist_free(path);
if (!next) { // if we ran out of objects, start over at the root
next = next_item<D>(desktop, NULL, root, only_in_viewport, inlayer, onlyvisible, onlysensitive);
}
return next;
}
template <typename D>
SPItem *next_item(SPDesktop *desktop, GSList *path, SPObject *root,
bool only_in_viewport, PrefsSelectionContext inlayer, bool onlyvisible, bool onlysensitive)
{
typename D::Iterator children;
typename D::Iterator iter;
SPItem *found=NULL;
if (path) {
SPObject *object=reinterpret_cast<SPObject *>(path->data);
g_assert(SP_OBJECT_PARENT(object) == root);
if (desktop->isLayer(object)) {
found = next_item<D>(desktop, path->next, object, only_in_viewport, inlayer, onlyvisible, onlysensitive);
}
iter = children = D::siblings_after(object);
} else {
iter = children = D::children(root);
}
while ( iter && !found ) {
SPObject *object=D::object(iter);
if (desktop->isLayer(object)) {
if (PREFS_SELECTION_LAYER != inlayer) { // recurse into sublayers
found = next_item<D>(desktop, NULL, object, only_in_viewport, inlayer, onlyvisible, onlysensitive);
}
} else if ( SP_IS_ITEM(object) &&
( !only_in_viewport || desktop->isWithinViewport(SP_ITEM(object)) ) &&
( !onlyvisible || !desktop->itemIsHidden(SP_ITEM(object))) &&
( !onlysensitive || !SP_ITEM(object)->isLocked()) &&
!desktop->isLayer(SP_ITEM(object)) )
{
found = SP_ITEM(object);
}
iter = D::next(iter);
}
D::dispose(children);
return found;
}
}
/**
* If \a item is not entirely visible then adjust visible area to centre on the centre on of
* \a item.
*/
void scroll_to_show_item(SPDesktop *desktop, SPItem *item)
{
NR::Rect dbox = desktop->get_display_area();
NR::Maybe<NR::Rect> sbox = sp_item_bbox_desktop(item);
if ( sbox && dbox.contains(*sbox) == false ) {
NR::Point const s_dt = sbox->midpoint();
NR::Point const s_w = desktop->d2w(s_dt);
NR::Point const d_dt = dbox.midpoint();
NR::Point const d_w = desktop->d2w(d_dt);
NR::Point const moved_w( d_w - s_w );
gint const dx = (gint) moved_w[X];
gint const dy = (gint) moved_w[Y];
desktop->scroll_world(dx, dy);
}
}
void
sp_selection_clone()
{
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
if (desktop == NULL)
return;
Inkscape::Selection *selection = sp_desktop_selection(desktop);
Inkscape::XML::Document *xml_doc = sp_document_repr_doc(desktop->doc());
// check if something is selected
if (selection->isEmpty()) {
desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select an <b>object</b> to clone."));
return;
}
GSList *reprs = g_slist_copy((GSList *) selection->reprList());
selection->clear();
// sorting items from different parents sorts each parent's subset without possibly mixing them, just what we need
reprs = g_slist_sort(reprs, (GCompareFunc) sp_repr_compare_position);
GSList *newsel = NULL;
while (reprs) {
Inkscape::XML::Node *sel_repr = (Inkscape::XML::Node *) reprs->data;
Inkscape::XML::Node *parent = sp_repr_parent(sel_repr);
Inkscape::XML::Node *clone = xml_doc->createElement("svg:use");
sp_repr_set_attr(clone, "x", "0");
sp_repr_set_attr(clone, "y", "0");
sp_repr_set_attr(clone, "xlink:href", g_strdup_printf("#%s", sel_repr->attribute("id")));
sp_repr_set_attr(clone, "inkscape:transform-center-x", sel_repr->attribute("inkscape:transform-center-x"));
sp_repr_set_attr(clone, "inkscape:transform-center-y", sel_repr->attribute("inkscape:transform-center-y"));
// add the new clone to the top of the original's parent
parent->appendChild(clone);
newsel = g_slist_prepend(newsel, clone);
reprs = g_slist_remove(reprs, sel_repr);
Inkscape::GC::release(clone);
}
// TRANSLATORS: only translate "string" in "context|string".
// For more details, see http://developer.gnome.org/doc/API/2.0/glib/glib-I18N.html#Q-:CAPS
sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_CLONE,
Q_("action|Clone"));
selection->setReprList(newsel);
g_slist_free(newsel);
}
void
sp_selection_unlink()
{
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
if (!desktop)
return;
Inkscape::Selection *selection = sp_desktop_selection(desktop);
if (selection->isEmpty()) {
desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select a <b>clone</b> to unlink."));
return;
}
// Get a copy of current selection.
GSList *new_select = NULL;
bool unlinked = false;
for (GSList *items = g_slist_copy((GSList *) selection->itemList());
items != NULL;
items = items->next)
{
SPItem *item = (SPItem *) items->data;
if (SP_IS_TEXT(item)) {
SPObject *tspan = sp_tref_convert_to_tspan(SP_OBJECT(item));
if (tspan) {
SP_OBJECT(item)->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG);
}
// Set unlink to true, and fall into the next if which
// will include this text item in the new selection
unlinked = true;
}
if (!(SP_IS_USE(item) || SP_IS_TREF(item))) {
// keep the non-use item in the new selection
new_select = g_slist_prepend(new_select, item);
continue;
}
SPItem *unlink;
if (SP_IS_USE(item)) {
unlink = sp_use_unlink(SP_USE(item));
} else /*if (SP_IS_TREF(use))*/ {
unlink = SP_ITEM(sp_tref_convert_to_tspan(SP_OBJECT(item)));
}
unlinked = true;
// Add ungrouped items to the new selection.
new_select = g_slist_prepend(new_select, unlink);
}
if (new_select) { // set new selection
selection->clear();
selection->setList(new_select);
g_slist_free(new_select);
}
if (!unlinked) {
desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("<b>No clones to unlink</b> in the selection."));
}
sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_UNLINK_CLONE,
_("Unlink clone"));
}
void
sp_select_clone_original()
{
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
if (desktop == NULL)
return;
Inkscape::Selection *selection = sp_desktop_selection(desktop);
SPItem *item = selection->singleItem();
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.");
// Check if other than two objects are selected
if (g_slist_length((GSList *) selection->itemList()) != 1 || !item) {
desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, error);
return;
}
SPItem *original = NULL;
if (SP_IS_USE(item)) {
original = sp_use_get_original (SP_USE(item));
} else if (SP_IS_OFFSET(item) && SP_OFFSET (item)->sourceHref) {
original = sp_offset_get_source (SP_OFFSET(item));
} else if (SP_IS_TEXT_TEXTPATH(item)) {
original = sp_textpath_get_path_item (SP_TEXTPATH(sp_object_first_child(SP_OBJECT(item))));
} else if (SP_IS_FLOWTEXT(item)) {
original = SP_FLOWTEXT(item)->get_frame (NULL); // first frame only
} else { // it's an object that we don't know what to do with
desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, error);
return;
}
if (!original) {
desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("<b>Cannot find</b> the object to select (orphaned clone, offset, textpath, flowed text?)"));
return;
}
for (SPObject *o = original; o && !SP_IS_ROOT(o); o = SP_OBJECT_PARENT (o)) {
if (SP_IS_DEFS (o)) {
desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("The object you're trying to select is <b>not visible</b> (it is in &lt;defs&gt;)"));
return;
}
}
if (original) {
selection->clear();
selection->set(original);
if (SP_CYCLING == SP_CYCLE_FOCUS) {
scroll_to_show_item(desktop, original);
}
}
}
void sp_selection_to_marker(bool apply)
{
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
if (desktop == NULL)
return;
SPDocument *doc = sp_desktop_document(desktop);
Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
Inkscape::Selection *selection = sp_desktop_selection(desktop);
// check if something is selected
if (selection->isEmpty()) {
desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to convert to marker."));
return;
}
sp_document_ensure_up_to_date(doc);
NR::Maybe<NR::Rect> r = selection->bounds();
if ( !r || r->isEmpty() ) {
return;
}
// calculate the transform to be applied to objects to move them to 0,0
NR::Point move_p = NR::Point(0, sp_document_height(doc)) - (r->min() + NR::Point ((r->extent(NR::X))/2, (r->extent(NR::Y))/2));
move_p[NR::Y] = -move_p[NR::Y];
NR::Matrix move = NR::Matrix (NR::translate (move_p));
GSList *items = g_slist_copy((GSList *) selection->itemList());
items = g_slist_sort (items, (GCompareFunc) sp_object_compare_position);
// bottommost object, after sorting
SPObject *parent = SP_OBJECT_PARENT (items->data);
NR::Matrix parent_transform = sp_item_i2root_affine(SP_ITEM(parent));
// remember the position of the first item
gint pos = SP_OBJECT_REPR (items->data)->position();
(void)pos; // TODO check why this was remembered
// create a list of duplicates
GSList *repr_copies = NULL;
for (GSList *i = items; i != NULL; i = i->next) {
Inkscape::XML::Node *dup = (SP_OBJECT_REPR (i->data))->duplicate(xml_doc);
repr_copies = g_slist_prepend (repr_copies, dup);
}
NR::Rect bounds(desktop->dt2doc(r->min()), desktop->dt2doc(r->max()));
if (apply) {
// delete objects so that their clones don't get alerted; this object will be restored shortly
for (GSList *i = items; i != NULL; i = i->next) {
SPObject *item = SP_OBJECT (i->data);
item->deleteObject (false);
}
}
// Hack: Temporarily set clone compensation to unmoved, so that we can move clone-originals
// without disturbing clones.
// See ActorAlign::on_button_click() in src/ui/dialog/align-and-distribute.cpp
int saved_compensation = prefs_get_int_attribute("options.clonecompensation", "value", SP_CLONE_COMPENSATION_UNMOVED);
prefs_set_int_attribute("options.clonecompensation", "value", SP_CLONE_COMPENSATION_UNMOVED);
gchar const *mark_id = generate_marker(repr_copies, bounds, doc,
( NR::Matrix(NR::translate(desktop->dt2doc(NR::Point(r->min()[NR::X],
r->max()[NR::Y]))))
* parent_transform.inverse() ),
parent_transform * move);
(void)mark_id;
// restore compensation setting
prefs_set_int_attribute("options.clonecompensation", "value", saved_compensation);
g_slist_free (items);
sp_document_done (doc, SP_VERB_EDIT_SELECTION_2_MARKER,
_("Objects to marker"));
}
static void sp_selection_to_guides_recursive(SPItem *item) {
if (SP_IS_RECT(item)) {
sp_rect_convert_to_guides(SP_RECT(item), false);
} else if (SP_IS_BOX3D(item)) {
box3d_convert_to_guides(SP_BOX3D(item), false);
} else if (SP_IS_GROUP(item)) {
for (GSList *i = sp_item_group_item_list (SP_GROUP(item)); i != NULL; i = i->next) {
sp_selection_to_guides_recursive(SP_ITEM(i->data));
}
} else {
sp_item_convert_to_guides(item);
}
}
void sp_selection_to_guides()
{
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
if (desktop == NULL)
return;
SPDocument *doc = sp_desktop_document(desktop);
Inkscape::Selection *selection = sp_desktop_selection(desktop);
// we need to copy the list because it gets reset when objects are deleted
GSList *items = g_slist_copy((GSList *) selection->itemList());
if (!items) {
desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to convert to guides."));
return;
}
for (GSList const *i = items; i != NULL; i = i->next) {
sp_selection_to_guides_recursive(SP_ITEM(i->data));
}
sp_document_done (doc, SP_VERB_EDIT_SELECTION_2_GUIDES, _("Objects to guides"));
}
void
sp_selection_tile(bool apply)
{
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
if (desktop == NULL)
return;
SPDocument *doc = sp_desktop_document(desktop);
Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
Inkscape::Selection *selection = sp_desktop_selection(desktop);
// check if something is selected
if (selection->isEmpty()) {
desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to convert to pattern."));
return;
}
sp_document_ensure_up_to_date(doc);
NR::Maybe<NR::Rect> r = selection->bounds();
if ( !r || r->isEmpty() ) {
return;
}
// calculate the transform to be applied to objects to move them to 0,0
NR::Point move_p = NR::Point(0, sp_document_height(doc)) - (r->min() + NR::Point (0, r->extent(NR::Y)));
move_p[NR::Y] = -move_p[NR::Y];
NR::Matrix move = NR::Matrix (NR::translate (move_p));
GSList *items = g_slist_copy((GSList *) selection->itemList());
items = g_slist_sort (items, (GCompareFunc) sp_object_compare_position);
// bottommost object, after sorting
SPObject *parent = SP_OBJECT_PARENT (items->data);
NR::Matrix parent_transform = sp_item_i2root_affine(SP_ITEM(parent));
// remember the position of the first item
gint pos = SP_OBJECT_REPR (items->data)->position();
// create a list of duplicates
GSList *repr_copies = NULL;
for (GSList *i = items; i != NULL; i = i->next) {
Inkscape::XML::Node *dup = (SP_OBJECT_REPR (i->data))->duplicate(xml_doc);
repr_copies = g_slist_prepend (repr_copies, dup);
}
NR::Rect bounds(desktop->dt2doc(r->min()), desktop->dt2doc(r->max()));
if (apply) {
// delete objects so that their clones don't get alerted; this object will be restored shortly
for (GSList *i = items; i != NULL; i = i->next) {
SPObject *item = SP_OBJECT (i->data);
item->deleteObject (false);
}
}
// Hack: Temporarily set clone compensation to unmoved, so that we can move clone-originals
// without disturbing clones.
// See ActorAlign::on_button_click() in src/ui/dialog/align-and-distribute.cpp
int saved_compensation = prefs_get_int_attribute("options.clonecompensation", "value", SP_CLONE_COMPENSATION_UNMOVED);
prefs_set_int_attribute("options.clonecompensation", "value", SP_CLONE_COMPENSATION_UNMOVED);
gchar const *pat_id = pattern_tile(repr_copies, bounds, doc,
( NR::Matrix(NR::translate(desktop->dt2doc(NR::Point(r->min()[NR::X],
r->max()[NR::Y]))))
* parent_transform.inverse() ),
parent_transform * move);
// restore compensation setting
prefs_set_int_attribute("options.clonecompensation", "value", saved_compensation);
if (apply) {
Inkscape::XML::Node *rect = xml_doc->createElement("svg:rect");
rect->setAttribute("style", g_strdup_printf("stroke:none;fill:url(#%s)", pat_id));
NR::Point min = bounds.min() * parent_transform.inverse();
NR::Point max = bounds.max() * parent_transform.inverse();
sp_repr_set_svg_double(rect, "width", max[NR::X] - min[NR::X]);
sp_repr_set_svg_double(rect, "height", max[NR::Y] - min[NR::Y]);
sp_repr_set_svg_double(rect, "x", min[NR::X]);
sp_repr_set_svg_double(rect, "y", min[NR::Y]);
// restore parent and position
SP_OBJECT_REPR (parent)->appendChild(rect);
rect->setPosition(pos > 0 ? pos : 0);
SPItem *rectangle = (SPItem *) sp_desktop_document (desktop)->getObjectByRepr(rect);
Inkscape::GC::release(rect);
selection->clear();
selection->set(rectangle);
}
g_slist_free (items);
sp_document_done (doc, SP_VERB_EDIT_TILE,
_("Objects to pattern"));
}
void
sp_selection_untile()
{
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
if (desktop == NULL)
return;
SPDocument *doc = sp_desktop_document(desktop);
Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
Inkscape::Selection *selection = sp_desktop_selection(desktop);
// check if something is selected
if (selection->isEmpty()) {
desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select an <b>object with pattern fill</b> to extract objects from."));
return;
}
GSList *new_select = NULL;
bool did = false;
for (GSList *items = g_slist_copy((GSList *) selection->itemList());
items != NULL;
items = items->next) {
SPItem *item = (SPItem *) items->data;
SPStyle *style = SP_OBJECT_STYLE (item);
if (!style || !style->fill.isPaintserver())
continue;
SPObject *server = SP_OBJECT_STYLE_FILL_SERVER(item);
if (!SP_IS_PATTERN(server))
continue;
did = true;
SPPattern *pattern = pattern_getroot (SP_PATTERN (server));
NR::Matrix pat_transform = pattern_patternTransform (SP_PATTERN (server));
pat_transform *= item->transform;
for (SPObject *child = sp_object_first_child(SP_OBJECT(pattern)) ; child != NULL; child = SP_OBJECT_NEXT(child) ) {
Inkscape::XML::Node *copy = SP_OBJECT_REPR(child)->duplicate(xml_doc);
SPItem *i = SP_ITEM (desktop->currentLayer()->appendChildRepr(copy));
// FIXME: relink clones to the new canvas objects
// use SPObject::setid when mental finishes it to steal ids of
// this is needed to make sure the new item has curve (simply requestDisplayUpdate does not work)
sp_document_ensure_up_to_date (doc);
NR::Matrix transform( i->transform * pat_transform );
sp_item_write_transform(i, SP_OBJECT_REPR(i), transform);
new_select = g_slist_prepend(new_select, i);
}
SPCSSAttr *css = sp_repr_css_attr_new ();
sp_repr_css_set_property (css, "fill", "none");
sp_repr_css_change (SP_OBJECT_REPR (item), css, "style");
}
if (!did) {
desktop->messageStack()->flash(Inkscape::ERROR_MESSAGE, _("<b>No pattern fills</b> in the selection."));
} else {
sp_document_done(sp_desktop_document(desktop), SP_VERB_EDIT_UNTILE,
_("Pattern to objects"));
selection->setList(new_select);
}
}
void
sp_selection_get_export_hints (Inkscape::Selection *selection, char const **filename, float *xdpi, float *ydpi)
{
if (selection->isEmpty()) {
return;
}
GSList const *reprlst = selection->reprList();
bool filename_search = TRUE;
bool xdpi_search = TRUE;
bool ydpi_search = TRUE;
for(; reprlst != NULL &&
filename_search &&
xdpi_search &&
ydpi_search;
reprlst = reprlst->next) {
gchar const *dpi_string;
Inkscape::XML::Node * repr = (Inkscape::XML::Node *)reprlst->data;
if (filename_search) {
*filename = repr->attribute("inkscape:export-filename");
if (*filename != NULL)
filename_search = FALSE;
}
if (xdpi_search) {
dpi_string = NULL;
dpi_string = repr->attribute("inkscape:export-xdpi");
if (dpi_string != NULL) {
*xdpi = atof(dpi_string);
xdpi_search = FALSE;
}
}
if (ydpi_search) {
dpi_string = NULL;
dpi_string = repr->attribute("inkscape:export-ydpi");
if (dpi_string != NULL) {
*ydpi = atof(dpi_string);
ydpi_search = FALSE;
}
}
}
}
void
sp_document_get_export_hints (SPDocument *doc, char const **filename, float *xdpi, float *ydpi)
{
Inkscape::XML::Node * repr = sp_document_repr_root(doc);
gchar const *dpi_string;
*filename = repr->attribute("inkscape:export-filename");
dpi_string = NULL;
dpi_string = repr->attribute("inkscape:export-xdpi");
if (dpi_string != NULL) {
*xdpi = atof(dpi_string);
}
dpi_string = NULL;
dpi_string = repr->attribute("inkscape:export-ydpi");
if (dpi_string != NULL) {
*ydpi = atof(dpi_string);
}
}
void
sp_selection_create_bitmap_copy ()
{
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
if (desktop == NULL)
return;
SPDocument *document = sp_desktop_document(desktop);
Inkscape::XML::Document *xml_doc = sp_document_repr_doc(document);
Inkscape::Selection *selection = sp_desktop_selection(desktop);
// check if something is selected
if (selection->isEmpty()) {
desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to make a bitmap copy."));
return;
}
// Get the bounding box of the selection
NRRect bbox;
sp_document_ensure_up_to_date (document);
selection->bounds(&bbox);
if (NR_RECT_DFLS_TEST_EMPTY(&bbox)) {
return; // exceptional situation, so not bother with a translatable error message, just quit quietly
}
// List of the items to show; all others will be hidden
GSList *items = g_slist_copy ((GSList *) selection->itemList());
// Sort items so that the topmost comes last
items = g_slist_sort(items, (GCompareFunc) sp_item_repr_compare_position);
// Generate a random value from the current time (you may create bitmap from the same object(s)
// multiple times, and this is done so that they don't clash)
GTimeVal cu;
g_get_current_time (&cu);
guint current = (int) (cu.tv_sec * 1000000 + cu.tv_usec) % 1024;
// Create the filename
gchar *filename = g_strdup_printf ("%s-%s-%u.png", document->name, SP_OBJECT_REPR(items->data)->attribute("id"), current);
// Imagemagick is known not to handle spaces in filenames, so we replace anything but letters,
// digits, and a few other chars, with "_"
filename = g_strcanon (filename, "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_.=+~$#@^&!?", '_');
// Build the complete path by adding document->base if set
gchar *filepath = g_build_filename (document->base?document->base:"", filename, NULL);
//g_print ("%s\n", filepath);
// Remember parent and z-order of the topmost one
gint pos = SP_OBJECT_REPR(g_slist_last(items)->data)->position();
SPObject *parent_object = SP_OBJECT_PARENT(g_slist_last(items)->data);
Inkscape::XML::Node *parent = SP_OBJECT_REPR(parent_object);
// Calculate resolution
double res;
int const prefs_res = prefs_get_int_attribute ("options.createbitmap", "resolution", 0);
int const prefs_min = prefs_get_int_attribute ("options.createbitmap", "minsize", 0);
if (0 < prefs_res) {
// If it's given explicitly in prefs, take it
res = prefs_res;
} else if (0 < prefs_min) {
// If minsize is given, look up minimum bitmap size (default 250 pixels) and calculate resolution from it
res = PX_PER_IN * prefs_min / MIN ((bbox.x1 - bbox.x0), (bbox.y1 - bbox.y0));
} else {
float hint_xdpi = 0, hint_ydpi = 0;
char const *hint_filename;
// take resolution hint from the selected objects
sp_selection_get_export_hints (selection, &hint_filename, &hint_xdpi, &hint_ydpi);
if (hint_xdpi != 0) {
res = hint_xdpi;
} else {
// take resolution hint from the document
sp_document_get_export_hints (document, &hint_filename, &hint_xdpi, &hint_ydpi);
if (hint_xdpi != 0) {
res = hint_xdpi;
} else {
// if all else fails, take the default 90 dpi
res = PX_PER_IN;
}
}
}
// The width and height of the bitmap in pixels
unsigned width = (unsigned) floor ((bbox.x1 - bbox.x0) * res / PX_PER_IN);
unsigned height =(unsigned) floor ((bbox.y1 - bbox.y0) * res / PX_PER_IN);
// Find out if we have to run a filter
gchar const *run = NULL;
gchar const *filter = prefs_get_string_attribute ("options.createbitmap", "filter");
if (filter) {
// filter command is given;
// see if we have a parameter to pass to it
gchar const *param1 = prefs_get_string_attribute ("options.createbitmap", "filter_param1");
if (param1) {
if (param1[strlen(param1) - 1] == '%') {
// if the param string ends with %, interpret it as a percentage of the image's max dimension
gchar p1[256];
g_ascii_dtostr (p1, 256, ceil (g_ascii_strtod (param1, NULL) * MAX(width, height) / 100));
// the first param is always the image filename, the second is param1
run = g_strdup_printf ("%s \"%s\" %s", filter, filepath, p1);
} else {
// otherwise pass the param1 unchanged
run = g_strdup_printf ("%s \"%s\" %s", filter, filepath, param1);
}
} else {
// run without extra parameter
run = g_strdup_printf ("%s \"%s\"", filter, filepath);
}
}
// Calculate the matrix that will be applied to the image so that it exactly overlaps the source objects
NR::Matrix eek = sp_item_i2d_affine (SP_ITEM(parent_object));
NR::Matrix t;
double shift_x = bbox.x0;
double shift_y = bbox.y1;
if (res == PX_PER_IN) { // for default 90 dpi, snap it to pixel grid
shift_x = round (shift_x);
shift_y = -round (-shift_y); // this gets correct rounding despite coordinate inversion, remove the negations when the inversion is gone
}
t = NR::scale(1, -1) * NR::translate (shift_x, shift_y) * eek.inverse();
// Do the export
sp_export_png_file(document, filepath,
bbox.x0, bbox.y0, bbox.x1, bbox.y1,
width, height, res, res,
(guint32) 0xffffff00,
NULL, NULL,
true, /*bool force_overwrite,*/
items);
g_slist_free (items);
// Run filter, if any
if (run) {
g_print ("Running external filter: %s\n", run);
system (run);
}
// Import the image back
GdkPixbuf *pb = gdk_pixbuf_new_from_file (filepath, NULL);
if (pb) {
// Create the repr for the image
Inkscape::XML::Node * repr = xml_doc->createElement("svg:image");
repr->setAttribute("xlink:href", filename);
repr->setAttribute("sodipodi:absref", filepath);
if (res == PX_PER_IN) { // for default 90 dpi, snap it to pixel grid
sp_repr_set_svg_double(repr, "width", width);
sp_repr_set_svg_double(repr, "height", height);
} else {
sp_repr_set_svg_double(repr, "width", (bbox.x1 - bbox.x0));
sp_repr_set_svg_double(repr, "height", (bbox.y1 - bbox.y0));
}
// Write transform
gchar *c=sp_svg_transform_write(t);
repr->setAttribute("transform", c);
g_free(c);
// add the new repr to the parent
parent->appendChild(repr);
// move to the saved position
repr->setPosition(pos > 0 ? pos + 1 : 1);
// Set selection to the new image
selection->clear();
selection->add(repr);
// Clean up
Inkscape::GC::release(repr);
gdk_pixbuf_unref (pb);
// Complete undoable transaction
sp_document_done (document, SP_VERB_SELECTION_CREATE_BITMAP,
_("Create bitmap"));
}
g_free (filename);
g_free (filepath);
}
/**
* \brief sp_selection_set_mask
*
* This function creates a mask or clipPath from selection
* Two different modes:
* if applyToLayer, all selection is moved to DEFS as mask/clippath
* and is applied to current layer
* otherwise, topmost object is used as mask for other objects
* If \a apply_clip_path parameter is true, clipPath is created, otherwise mask
*
*/
void
sp_selection_set_mask(bool apply_clip_path, bool apply_to_layer)
{
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
if (desktop == NULL)
return;
SPDocument *doc = sp_desktop_document(desktop);
Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
Inkscape::Selection *selection = sp_desktop_selection(desktop);
// check if something is selected
bool is_empty = selection->isEmpty();
if ( apply_to_layer && is_empty) {
desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to create clippath or mask from."));
return;
} else if (!apply_to_layer && ( is_empty || NULL == selection->itemList()->next )) {
desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select mask object and <b>object(s)</b> to apply clippath or mask to."));
return;
}
// FIXME: temporary patch to prevent crash!
// Remove this when bboxes are fixed to not blow up on an item clipped/masked with its own clone
bool clone_with_original = selection_contains_both_clone_and_original (selection);
if (clone_with_original) {
return; // in this version, you cannot clip/mask an object with its own clone
}
// /END FIXME
sp_document_ensure_up_to_date(doc);
GSList *items = g_slist_copy((GSList *) selection->itemList());
items = g_slist_sort (items, (GCompareFunc) sp_object_compare_position);
// create a list of duplicates
GSList *mask_items = NULL;
GSList *apply_to_items = NULL;
GSList *items_to_delete = NULL;
bool topmost = prefs_get_int_attribute ("options.maskobject", "topmost", 1);
bool remove_original = prefs_get_int_attribute ("options.maskobject", "remove", 1);
if (apply_to_layer) {
// all selected items are used for mask, which is applied to a layer
apply_to_items = g_slist_prepend (apply_to_items, desktop->currentLayer());
for (GSList *i = items; i != NULL; i = i->next) {
Inkscape::XML::Node *dup = (SP_OBJECT_REPR (i->data))->duplicate(xml_doc);
mask_items = g_slist_prepend (mask_items, dup);
if (remove_original) {
SPObject *item = SP_OBJECT (i->data);
items_to_delete = g_slist_prepend (items_to_delete, item);
}
}
} else if (!topmost) {
// topmost item is used as a mask, which is applied to other items in a selection
GSList *i = items;
Inkscape::XML::Node *dup = (SP_OBJECT_REPR (i->data))->duplicate(xml_doc);
mask_items = g_slist_prepend (mask_items, dup);
if (remove_original) {
SPObject *item = SP_OBJECT (i->data);
items_to_delete = g_slist_prepend (items_to_delete, item);
}
for (i = i->next; i != NULL; i = i->next) {
apply_to_items = g_slist_prepend (apply_to_items, i->data);
}
} else {
GSList *i = NULL;
for (i = items; NULL != i->next; i = i->next) {
apply_to_items = g_slist_prepend (apply_to_items, i->data);
}
Inkscape::XML::Node *dup = (SP_OBJECT_REPR (i->data))->duplicate(xml_doc);
mask_items = g_slist_prepend (mask_items, dup);
if (remove_original) {
SPObject *item = SP_OBJECT (i->data);
items_to_delete = g_slist_prepend (items_to_delete, item);
}
}
g_slist_free (items);
items = NULL;
gchar const *attributeName = apply_clip_path ? "clip-path" : "mask";
for (GSList *i = apply_to_items; NULL != i; i = i->next) {
SPItem *item = reinterpret_cast<SPItem *>(i->data);
// inverted object transform should be applied to a mask object,
// as mask is calculated in user space (after applying transform)
NR::Matrix maskTransform (item->transform.inverse());
GSList *mask_items_dup = NULL;
for (GSList *mask_item = mask_items; NULL != mask_item; mask_item = mask_item->next) {
Inkscape::XML::Node *dup = reinterpret_cast<Inkscape::XML::Node *>(mask_item->data)->duplicate(xml_doc);
mask_items_dup = g_slist_prepend (mask_items_dup, dup);
}
gchar const *mask_id = NULL;
if (apply_clip_path) {
mask_id = sp_clippath_create(mask_items_dup, doc, &maskTransform);
} else {
mask_id = sp_mask_create(mask_items_dup, doc, &maskTransform);
}
g_slist_free (mask_items_dup);
mask_items_dup = NULL;
SP_OBJECT_REPR(i->data)->setAttribute(attributeName, g_strdup_printf("url(#%s)", mask_id));
}
g_slist_free (mask_items);
g_slist_free (apply_to_items);
for (GSList *i = items_to_delete; NULL != i; i = i->next) {
SPObject *item = SP_OBJECT (i->data);
item->deleteObject (false);
}
g_slist_free (items_to_delete);
if (apply_clip_path)
sp_document_done (doc, SP_VERB_OBJECT_SET_CLIPPATH, _("Set clipping path"));
else
sp_document_done (doc, SP_VERB_OBJECT_SET_MASK, _("Set mask"));
}
void sp_selection_unset_mask(bool apply_clip_path) {
SPDesktop *desktop = SP_ACTIVE_DESKTOP;
if (desktop == NULL)
return;
SPDocument *doc = sp_desktop_document(desktop);
Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
Inkscape::Selection *selection = sp_desktop_selection(desktop);
// check if something is selected
if (selection->isEmpty()) {
desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to remove clippath or mask from."));
return;
}
bool remove_original = prefs_get_int_attribute ("options.maskobject", "remove", 1);
sp_document_ensure_up_to_date(doc);
gchar const *attributeName = apply_clip_path ? "clip-path" : "mask";
std::map<SPObject*,SPItem*> referenced_objects;
for (GSList const *i = selection->itemList(); NULL != i; i = i->next) {
if (remove_original) {
// remember referenced mask/clippath, so orphaned masks can be moved back to document
SPItem *item = reinterpret_cast<SPItem *>(i->data);
Inkscape::URIReference *uri_ref = NULL;
if (apply_clip_path) {
uri_ref = item->clip_ref;
} else {
uri_ref = item->mask_ref;
}
// collect distinct mask object (and associate with item to apply transform)
if (NULL != uri_ref && NULL != uri_ref->getObject()) {
referenced_objects[uri_ref->getObject()] = item;
}
}
SP_OBJECT_REPR(i->data)->setAttribute(attributeName, "none");
}
// restore mask objects into a document
for ( std::map<SPObject*,SPItem*>::iterator it = referenced_objects.begin() ; it != referenced_objects.end() ; ++it) {
SPObject *obj = (*it).first;
GSList *items_to_move = NULL;
for (SPObject *child = sp_object_first_child(obj) ; child != NULL; child = SP_OBJECT_NEXT(child) ) {
Inkscape::XML::Node *copy = SP_OBJECT_REPR(child)->duplicate(xml_doc);
items_to_move = g_slist_prepend (items_to_move, copy);
}
if (!obj->isReferenced()) {
// delete from defs if no other object references this mask
obj->deleteObject(false);
}
// remember parent and position of the item to which the clippath/mask was applied
Inkscape::XML::Node *parent = SP_OBJECT_REPR((*it).second)->parent();
gint pos = SP_OBJECT_REPR((*it).second)->position();
for (GSList *i = items_to_move; NULL != i; i = i->next) {
Inkscape::XML::Node *repr = (Inkscape::XML::Node *)i->data;
// insert into parent, restore pos
parent->appendChild(repr);
repr->setPosition((pos + 1) > 0 ? (pos + 1) : 0);
SPItem *mask_item = (SPItem *) sp_desktop_document (desktop)->getObjectByRepr(repr);
selection->add(repr);
// transform mask, so it is moved the same spot where mask was applied
NR::Matrix transform (mask_item->transform);
transform *= (*it).second->transform;
sp_item_write_transform(mask_item, SP_OBJECT_REPR(mask_item), transform);
}
g_slist_free (items_to_move);
}
if (apply_clip_path)
sp_document_done (doc, SP_VERB_OBJECT_UNSET_CLIPPATH, _("Release clipping path"));
else
sp_document_done (doc, SP_VERB_OBJECT_UNSET_MASK, _("Release mask"));
}
void fit_canvas_to_selection(SPDesktop *desktop) {
g_return_if_fail(desktop != NULL);
SPDocument *doc = sp_desktop_document(desktop);
g_return_if_fail(doc != NULL);
g_return_if_fail(desktop->selection != NULL);
if (desktop->selection->isEmpty()) {
desktop->messageStack()->flash(Inkscape::WARNING_MESSAGE, _("Select <b>object(s)</b> to fit canvas to."));
return;
}
NR::Maybe<NR::Rect> const bbox(desktop->selection->bounds());
if (bbox && !bbox->isEmpty()) {
doc->fitToRect(*bbox);
}
};
void fit_canvas_to_drawing(SPDocument *doc) {
g_return_if_fail(doc != NULL);
sp_document_ensure_up_to_date(doc);
SPItem const *const root = SP_ITEM(doc->root);
NR::Maybe<NR::Rect> const bbox(root->getBounds(sp_item_i2r_affine(root)));
if (bbox && !bbox->isEmpty()) {
doc->fitToRect(*bbox);
}
};
void fit_canvas_to_selection_or_drawing(SPDesktop *desktop) {
g_return_if_fail(desktop != NULL);
SPDocument *doc = sp_desktop_document(desktop);
g_return_if_fail(doc != NULL);
g_return_if_fail(desktop->selection != NULL);
if (desktop->selection->isEmpty()) {
fit_canvas_to_drawing(doc);
} else {
fit_canvas_to_selection(desktop);
}
sp_document_done(doc, SP_VERB_FIT_CANVAS_TO_DRAWING,
_("Fit page to selection"));
};
static void itemtree_map(void (*f)(SPItem *, SPDesktop *), SPObject *root, SPDesktop *desktop) {
// don't operate on layers
if (SP_IS_ITEM(root) && !desktop->isLayer(SP_ITEM(root))) {
f(SP_ITEM(root), desktop);
}
for ( SPObject::SiblingIterator iter = root->firstChild() ; iter ; ++iter ) {
//don't recurse into locked layers
if (!(SP_IS_ITEM(&*iter) && desktop->isLayer(SP_ITEM(&*iter)) && SP_ITEM(&*iter)->isLocked())) {
itemtree_map(f, iter, desktop);
}
}
}
static void unlock(SPItem *item, SPDesktop */*desktop*/) {
if (item->isLocked()) {
item->setLocked(FALSE);
}
}
static void unhide(SPItem *item, SPDesktop *desktop) {
if (desktop->itemIsHidden(item)) {
item->setExplicitlyHidden(FALSE);
}
}
static void process_all(void (*f)(SPItem *, SPDesktop *), SPDesktop *dt, bool layer_only) {
if (!dt) return;
SPObject *root;
if (layer_only) {
root = dt->currentLayer();
} else {
root = dt->currentRoot();
}
itemtree_map(f, root, dt);
}
void unlock_all(SPDesktop *dt) {
process_all(&unlock, dt, true);
}
void unlock_all_in_all_layers(SPDesktop *dt) {
process_all(&unlock, dt, false);
}
void unhide_all(SPDesktop *dt) {
process_all(&unhide, dt, true);
}
void unhide_all_in_all_layers(SPDesktop *dt) {
process_all(&unhide, dt, false);
}
GSList * sp_selection_get_clipboard() {
return clipboard;
}
/*
Local Variables:
mode:c++
c-file-style:"stroustrup"
c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
indent-tabs-mode:nil
fill-column:99
End:
*/
// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :