diff --git a/src/document.cpp b/src/document.cpp
index e5c0cd82495e1a91b5c925a315f157d124d9457c..252c9b17379070e296bc2cc7b058400b42b841da 100644 (file)
--- a/src/document.cpp
+++ b/src/document.cpp
/** \class SPDocument
* SPDocument serves as the container of both model trees (agnostic XML
* and typed object tree), and implements all of the document-level
- * functionality used by the program. Many document level operations, like
+ * functionality used by the program. Many document level operations, like
* load, save, print, export and so on, use SPDocument as their basic datatype.
*
* SPDocument implements undo and redo stacks and an id-based object
#include "dir-util.h"
#include "unit-constants.h"
#include "prefs-utils.h"
+#include "libavoid/router.h"
+#include "libnr/nr-rect.h"
+#include "sp-item-group.h"
#include "display/nr-arena-item.h"
static gint doc_count = 0;
+static unsigned long next_serial = 0;
+
SPDocument::SPDocument() {
SPDocumentPrivate *p;
_collection_queue = NULL;
+ // Initialise instance of connector router.
+ router = new Avoid::Router();
+ // Don't use the Consolidate moves optimisation.
+ router->ConsolidateMoves = false;
+
p = new SPDocumentPrivate();
+ p->serial = next_serial++;
+
p->iddef = g_hash_table_new(g_direct_hash, g_direct_equal);
p->reprdef = g_hash_table_new(g_direct_hash, g_direct_equal);
p->history_size = 0;
p->undo = NULL;
p->redo = NULL;
+ p->seeking = false;
priv = p;
+
+ // XXX only for testing!
+ priv->undoStackObservers.add(p->console_output_undo_observer);
}
SPDocument::~SPDocument() {
collectOrphans();
if (priv) {
- inkscape_remove_document(this);
-
if (priv->partial) {
sp_repr_free_log(priv->partial);
priv->partial = NULL;
sp_document_clear_undo(this);
if (root) {
- sp_object_invoke_release(root);
- g_object_unref(G_OBJECT(root));
+ root->releaseReferences();
+ sp_object_unref(root);
root = NULL;
}
keepalive = FALSE;
}
+ if (router) {
+ delete router;
+ router = NULL;
+ }
+
//delete this->_whiteboard_session_manager;
}
+unsigned long SPDocument::serial() const {
+ return priv->serial;
+}
+
void SPDocument::queueForOrphanCollection(SPObject *object) {
g_return_if_fail(object != NULL);
g_return_if_fail(SP_OBJECT_DOCUMENT(object) == this);
{
actionkey = NULL;
}
-
-static SPDocument *
+
+SPDocument *
sp_document_create(Inkscape::XML::Document *rdoc,
gchar const *uri,
gchar const *base,
Inkscape::XML::Node *rroot;
Inkscape::Version sodipodi_version;
- rroot = sp_repr_document_root(rdoc);
+ rroot = rdoc->root();
document = new SPDocument();
/* Quick hack 3 - Set uri attributes */
if (uri) {
- /* fixme: Think, what this means for images (Lauris) */
rroot->setAttribute("sodipodi:docname", uri);
- if (document->base)
- rroot->setAttribute("sodipodi:docbase", document->base);
}
/* End of quick hack 3 */
// see if there's a template with id="base" in the preferences
if (!r) {
// if there's none, create an empty element
- rnew = sp_repr_new("sodipodi:namedview");
+ rnew = rdoc->createElement("sodipodi:namedview");
rnew->setAttribute("id", "base");
} else {
// otherwise, take from preferences
- rnew = r->duplicate();
+ rnew = r->duplicate(rroot->document());
}
// insert into the document
rroot->addChild(rnew, NULL);
/* Defs */
if (!SP_ROOT(document->root)->defs) {
Inkscape::XML::Node *r;
- r = sp_repr_new("svg:defs");
+ r = rdoc->createElement("svg:defs");
rroot->addChild(r, NULL);
Inkscape::GC::release(r);
g_assert(SP_ROOT(document->root)->defs);
inkscape_ref();
}
- sp_document_set_undo_sensitive(document, TRUE);
+ sp_document_set_undo_sensitive(document, true);
// reset undo key when selection changes, so that same-key actions on different objects are not coalesced
if (!Inkscape::NSApplication::Application::getNewGui()) {
document->_selection_changed_connection = Inkscape::NSApplication::Editor::connectSelectionChanged (sigc::mem_fun (*document, &SPDocument::reset_key));
document->_desktop_activated_connection = Inkscape::NSApplication::Editor::connectDesktopActivated (sigc::mem_fun (*document, &SPDocument::reset_key));
}
- inkscape_add_document(document);
return document;
}
/**
- * Fetches document from URI, or creates new, if NULL; public document
+ * Fetches document from URI, or creates new, if NULL; public document
* appears in document list.
*/
SPDocument *
rdoc = sp_repr_read_file(uri, SP_SVG_NS_URI);
/* If file cannot be loaded, return NULL without warning */
if (rdoc == NULL) return NULL;
- rroot = sp_repr_document_root(rdoc);
+ rroot = rdoc->root();
/* If xml file is not svg, return NULL without warning */
/* fixme: destroy document */
if (strcmp(rroot->name(), "svg:svg") != 0) return NULL;
@@ -374,7 +393,7 @@ sp_document_new_from_mem(gchar const *buffer, gint length, unsigned int keepaliv
/* If it cannot be loaded, return NULL without warning */
if (rdoc == NULL) return NULL;
- rroot = sp_repr_document_root(rdoc);
+ rroot = rdoc->root();
/* If xml file is not svg, return NULL without warning */
/* fixme: destroy document */
if (strcmp(rroot->name(), "svg:svg") != 0) return NULL;
@@ -386,12 +405,6 @@ sp_document_new_from_mem(gchar const *buffer, gint length, unsigned int keepaliv
return doc;
}
-SPDocument *sp_document_new_dummy() {
- SPDocument *document = new SPDocument();
- inkscape_add_document(document);
- return document;
-}
-
SPDocument *
sp_document_ref(SPDocument *doc)
{
return SP_ROOT(document->root)->height.computed;
}
+/**
+ * Given an NR::Rect that may, for example, correspond to the bbox of an object,
+ * this function fits the canvas to that rect by resizing the canvas
+ * and translating the document root into position.
+ */
+void SPDocument::fitToRect(NR::Rect const &rect)
+{
+ g_return_if_fail(!rect.isEmpty());
+
+ using NR::X; using NR::Y;
+ double const w = rect.extent(X);
+ double const h = rect.extent(Y);
+
+ double const old_height = sp_document_height(this);
+ SPUnit const &px(sp_unit_get_by_id(SP_UNIT_PX));
+ sp_document_set_width(this, w, &px);
+ sp_document_set_height(this, h, &px);
+
+ NR::translate const tr(NR::Point(0, (old_height - h))
+ - rect.min());
+ SP_GROUP(root)->translateChildItems(tr);
+}
+
void sp_document_set_uri(SPDocument *document, gchar const *uri)
{
g_return_if_fail(document != NULL);
// Update saveable repr attributes.
Inkscape::XML::Node *repr = sp_document_repr_root(document);
// changing uri in the document repr must not be not undoable
- gboolean saved = sp_document_get_undo_sensitive(document);
- sp_document_set_undo_sensitive(document, FALSE);
- if (document->base)
- repr->setAttribute("sodipodi:docbase", document->base);
+ bool saved = sp_document_get_undo_sensitive(document);
+ sp_document_set_undo_sensitive(document, false);
repr->setAttribute("sodipodi:docname", document->name);
sp_document_set_undo_sensitive(document, saved);
return;
}
+sigc::connection SPDocument::connectCommit(SPDocument::CommitSignal::slot_type slot)
+{
+ return priv->commit_signal.connect(slot);
+}
+
+
void SPDocument::_emitModified() {
static guint const flags = SP_OBJECT_MODIFIED_FLAG | SP_OBJECT_CHILD_MODIFIED_FLAG | SP_OBJECT_PARENT_MODIFIED_FLAG;
return (SPObject*)g_hash_table_lookup(priv->reprdef, repr);
}
+Glib::ustring SPDocument::getLanguage() {
+ gchar const *document_language = rdf_get_work_entity(this, rdf_find_entity("language"));
+ if (document_language) {
+ while (isspace(*document_language))
+ document_language++;
+ }
+ if ( !document_language || 0 == *document_language) {
+ // retrieve system language
+ document_language = getenv("LC_ALL");
+ if ( NULL == document_language || *document_language == 0 ) {
+ document_language = getenv ("LC_MESSAGES");
+ }
+ if ( NULL == document_language || *document_language == 0 ) {
+ document_language = getenv ("LANG");
+ }
+
+ if ( NULL != document_language ) {
+ gchar *pos = strchr(document_language, '_');
+ if ( NULL != pos ) {
+ return Glib::ustring(document_language, pos - document_language);
+ }
+ }
+ }
+
+ if ( NULL == document_language )
+ return Glib::ustring();
+ return document_language;
+}
+
/* Object modification root handler */
void
ctx->i2vp = NR::identity();
}
+/**
+ * Tries to update the document state based on the modified and
+ * "update required" flags, and return true if the document has
+ * been brought fully up to date.
+ */
+bool
+SPDocument::_updateDocument()
+{
+ /* Process updates */
+ if (this->root->uflags || this->root->mflags) {
+ if (this->root->uflags) {
+ SPItemCtx ctx;
+ sp_document_setup_viewport (this, &ctx);
+
+ bool saved = sp_document_get_undo_sensitive(this);
+ sp_document_set_undo_sensitive(this, false);
+
+ this->root->updateDisplay((SPCtx *)&ctx, 0);
+
+ sp_document_set_undo_sensitive(this, saved);
+ }
+ this->_emitModified();
+ }
+
+ return !(this->root->uflags || this->root->mflags);
+}
+
+
+/**
+ * Repeatedly works on getting the document updated, since sometimes
+ * it takes more than one pass to get the document updated. But it
+ * usually should not take more than a few loops, and certainly never
+ * more than 32 iterations. So we bail out if we hit 32 iterations,
+ * since this typically indicates we're stuck in an update loop.
+ */
gint
sp_document_ensure_up_to_date(SPDocument *doc)
{
- int lc;
- lc = 32;
- while (doc->root->uflags || doc->root->mflags) {
- lc -= 1;
- if (lc < 0) {
- g_warning("More than 32 iterations while updating document '%s'", doc->uri);
- if (doc->modified_id) {
- /* Remove handler */
- gtk_idle_remove(doc->modified_id);
- doc->modified_id = 0;
- }
- return FALSE;
- }
- /* Process updates */
- if (doc->root->uflags) {
- SPItemCtx ctx;
- sp_document_setup_viewport (doc, &ctx);
- doc->root->updateDisplay((SPCtx *)&ctx, 0);
+ int counter = 32;
+ while (!doc->_updateDocument()) {
+ if (counter == 0) {
+ g_warning("More than 32 iteration while updating document '%s'", doc->uri);
+ break;
}
- doc->_emitModified();
+ counter--;
}
+
if (doc->modified_id) {
/* Remove handler */
gtk_idle_remove(doc->modified_id);
doc->modified_id = 0;
}
- return TRUE;
+ return counter>0;
}
+/**
+ * An idle handler to update the document. Returns true if
+ * the document needs further updates.
+ */
static gint
sp_document_idle_handler(gpointer data)
{
- SPDocument *doc;
- int repeat;
-
- doc = static_cast<SPDocument *>(data);
-
-#ifdef SP_DOCUMENT_DEBUG_IDLE
- g_print("->\n");
-#endif
-
- /* Process updates */
- if (doc->root->uflags) {
- SPItemCtx ctx;
- sp_document_setup_viewport (doc, &ctx);
-
- gboolean saved = sp_document_get_undo_sensitive(doc);
- sp_document_set_undo_sensitive(doc, FALSE);
-
- doc->root->updateDisplay((SPCtx *)&ctx, 0);
-
- sp_document_set_undo_sensitive(doc, saved);
- /* if (doc->root->uflags & SP_OBJECT_MODIFIED_FLAG) return TRUE; */
+ SPDocument *doc = static_cast<SPDocument *>(data);
+ if (doc->_updateDocument()) {
+ doc->modified_id = 0;
+ return false;
+ } else {
+ return true;
}
-
- doc->_emitModified();
-
- repeat = (doc->root->uflags || doc->root->mflags);
- if (!repeat) doc->modified_id = 0;
- return repeat;
}
static bool is_within(NR::Rect const &area, NR::Rect const &box)
s = find_items_in_area(s, SP_GROUP(o), dkey, area, test);
} else {
SPItem *child = SP_ITEM(o);
- NR::Rect box = sp_item_bbox_desktop(child);
- if (test(area, box) && (take_insensitive || child->isVisibleAndUnlocked(dkey))) {
+ NR::Maybe<NR::Rect> box = sp_item_bbox_desktop(child);
+ if ( box && test(area, *box) && (take_insensitive || child->isVisibleAndUnlocked(dkey))) {
s = g_slist_append(s, child);
}
}
@@ -927,6 +1002,30 @@ GSList *sp_document_partial_items_in_box(SPDocument *document, unsigned int dkey
return find_items_in_area(NULL, SP_GROUP(document->root), dkey, box, overlaps);
}
+GSList *
+sp_document_items_at_points(SPDocument *document, unsigned const key, std::vector<NR::Point> points)
+{
+ GSList *items = NULL;
+
+ // When picking along the path, we don't want small objects close together
+ // (such as hatching strokes) to obscure each other by their deltas,
+ // so we temporarily set delta to a small value
+ gdouble saved_delta = prefs_get_double_attribute ("options.cursortolerance", "value", 1.0);
+ prefs_set_double_attribute ("options.cursortolerance", "value", 0.25);
+
+ for(unsigned int i = 0; i < points.size(); i++) {
+ SPItem *item = sp_document_item_at_point(document, key, points[i],
+ false, NULL);
+ if (item && !g_slist_find(items, item))
+ items = g_slist_prepend (items, item);
+ }
+
+ // and now we restore it back
+ prefs_set_double_attribute ("options.cursortolerance", "value", saved_delta);
+
+ return items;
+}
+
SPItem *
sp_document_item_at_point(SPDocument *document, unsigned const key, NR::Point const p,
gboolean const into_groups, SPItem *upto)
return start - newend;
}
+bool SPDocument::isSeeking() const {
+ return priv->seeking;
+}
+
/*
Local Variables: