Adding upstream version 1.2.2.upstream/1.2.2upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 262 insertions, 0 deletions

diff --git a/src/selection-describer.cpp b/src/selection-describer.cpp
new file mode 100644
index 0000000..9e529d8
--- /dev/null
+++ b/src/selection-describer.cpp
@@ -0,0 +1,262 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Inkscape::SelectionDescriber - shows messages describing selection
+ *
+ * Authors:
+ *   MenTaLguY <mental@rydia.net>
+ *   bulia byak <buliabyak@users.sf.net>
+ *   Abhishek Sharma
+ *   Jon A. Cruz <jon@joncruz.org>
+ *
+ * Copyright (C) 2004-2006 Authors
+ *
+ * Released under GNU GPL v2+, read the file 'COPYING' for more information.
+ */
+
+#include <memory>
+#include <set>
+#include <utility>
+
+#include <glibmm/i18n.h>
+
+#include "selection-describer.h"
+
+#include "layer-manager.h"
+#include "selection.h"
+#include "desktop.h"
+
+#include "object/sp-flowtext.h"
+#include "object/sp-image.h"
+#include "object/sp-offset.h"
+#include "object/sp-path.h"
+#include "object/sp-symbol.h"
+#include "object/sp-textpath.h"
+#include "object/sp-use.h"
+
+#include "xml/quote.h"
+
+// Returns a list of terms for the items to be used in the statusbar
+char* collect_terms (const std::vector<SPItem*> &items)
+{
+    std::set<Glib::ustring> check;
+    std::stringstream ss;
+    bool first = true;
+
+    for (auto item : items) {
+        if (item && item->displayName()) {
+            Glib::ustring term(item->displayName());
+            if (term != "" && (check.insert(term).second)) {
+                ss << (first ? "" : ", ") << "<b>" << term.raw() << "</b>";
+                first = false;
+            }
+        }
+    }
+    return g_strdup(ss.str().c_str());
+}
+
+// Returns the number of terms in the list
+static int count_terms (const std::vector<SPItem*> &items)
+{
+    std::set<Glib::ustring> check;
+    int count=0;
+    for (auto item : items) {
+        if (item && item->displayName()) {
+            Glib::ustring term(item->displayName());
+            if (term != "" && (check.insert(term).second)) {
+                count++;
+            }
+        }
+    }
+    return count;
+}
+
+// Returns the number of filtered items in the list
+static int count_filtered (const std::vector<SPItem*> &items)
+{
+    int count=0;
+    for (auto item : items) {
+        if (item) {
+            count += item->isFiltered();
+        }
+    }
+    return count;
+}
+
+
+namespace Inkscape {
+
+SelectionDescriber::SelectionDescriber(Inkscape::Selection *selection, std::shared_ptr<MessageStack> stack, char *when_selected, char *when_nothing)
+    : _context(std::move(stack)),
+      _when_selected (when_selected),
+      _when_nothing (when_nothing)
+{
+    _selection_changed_connection = new sigc::connection (
+             selection->connectChanged(
+                 sigc::mem_fun(*this, &SelectionDescriber::_updateMessageFromSelection)));
+    _updateMessageFromSelection(selection);
+}
+
+SelectionDescriber::~SelectionDescriber()
+{
+    _selection_changed_connection->disconnect();
+    delete _selection_changed_connection;
+}
+
+void SelectionDescriber::_updateMessageFromSelection(Inkscape::Selection *selection) {
+	std::vector<SPItem*> items(selection->items().begin(), selection->items().end());
+
+    if (items.empty()) { // no items
+        _context.set(Inkscape::NORMAL_MESSAGE, _when_nothing);
+    } else {
+        SPItem *item = items[0];
+        g_assert(item != nullptr);
+        SPObject *layer = selection->desktop()->layerManager().layerForObject(item);
+        SPObject *root = selection->desktop()->layerManager().currentRoot();
+
+        // Layer name
+        gchar *layer_name;
+        if (layer == root) {
+            layer_name = g_strdup(_("root"));
+        } else if(!layer) {
+            layer_name = g_strdup(_("none"));
+        } else {
+            char const *layer_label;
+            bool is_label = false;
+            if (layer->label()) {
+                layer_label = layer->label();
+                is_label = true;
+            } else {
+                layer_label = layer->defaultLabel();
+            }
+            char *quoted_layer_label = xml_quote_strdup(layer_label);
+            if (is_label) {
+                layer_name = g_strdup_printf(_("layer <b>%s</b>"), quoted_layer_label);
+            } else {
+                layer_name = g_strdup_printf(_("layer <b><i>%s</i></b>"), quoted_layer_label);
+            }
+            g_free(quoted_layer_label);
+        }
+
+        // Parent name
+        SPObject *parent = item->parent;
+        if (!parent) { // fix selector * to "svg:svg"
+            return;
+        }
+        gchar const *parent_label = parent->getId();
+        gchar *parent_name = nullptr;
+        if (parent_label) {
+            char *quoted_parent_label = xml_quote_strdup(parent_label);
+            parent_name = g_strdup_printf(_("<i>%s</i>"), quoted_parent_label);
+            g_free(quoted_parent_label);
+        }
+
+        gchar *in_phrase;
+        guint num_layers = selection->numberOfLayers();
+        guint num_parents = selection->numberOfParents();
+        if (num_layers == 1) {
+            if (num_parents == 1) {
+                if (layer == parent)
+                    in_phrase = g_strdup_printf(_(" in %s"), layer_name);
+                else if (!layer)
+                    in_phrase = g_strdup_printf("%s", _(" hidden in definitions"));
+                else if (parent_name)
+                    in_phrase = g_strdup_printf(_(" in group %s (%s)"), parent_name, layer_name);
+                else
+                    in_phrase = g_strdup_printf(_(" in unnamed group (%s)"), layer_name);
+            } else {
+                    in_phrase = g_strdup_printf(ngettext(" in <b>%i</b> parent (%s)", " in <b>%i</b> parents (%s)", num_parents), num_parents, layer_name);
+            }
+        } else {
+            in_phrase = g_strdup_printf(ngettext(" in <b>%i</b> layer", " in <b>%i</b> layers", num_layers), num_layers);
+        }
+        g_free (layer_name);
+        g_free (parent_name);
+
+        if (items.size()==1) { // one item
+            char *item_desc = item->detailedDescription();
+
+            bool isUse = dynamic_cast<SPUse *>(item) != nullptr;
+            if (isUse && dynamic_cast<SPSymbol *>(item->firstChild())) {
+                _context.setF(Inkscape::NORMAL_MESSAGE, "%s%s. %s. %s.",
+                              item_desc, in_phrase,
+                              _("Convert symbol to group to edit"), _when_selected);
+            } else if (dynamic_cast<SPSymbol *>(item)) {
+                _context.setF(Inkscape::NORMAL_MESSAGE, "%s%s. %s.",
+                              item_desc, in_phrase,
+                              _("Remove from symbols tray to edit symbol"));
+            } else {
+                SPOffset *offset = (isUse) ? nullptr : dynamic_cast<SPOffset *>(item);
+                if (isUse || (offset && offset->sourceHref)) {
+                    _context.setF(Inkscape::NORMAL_MESSAGE, "%s%s. %s. %s.",
+                                  item_desc, in_phrase,
+                                  _("Use <b>Shift+D</b> to look up original"), _when_selected);
+                } else {
+                    SPText *text = dynamic_cast<SPText *>(item);
+                    if (text && text->firstChild() && dynamic_cast<SPText *>(text->firstChild())) {
+                        _context.setF(Inkscape::NORMAL_MESSAGE, "%s%s. %s. %s.",
+                                      item_desc, in_phrase,
+                                      _("Use <b>Shift+D</b> to look up path"), _when_selected);
+                    } else {
+                        SPFlowtext *flowtext = dynamic_cast<SPFlowtext *>(item);
+                        if (flowtext && !flowtext->has_internal_frame()) {
+                            _context.setF(Inkscape::NORMAL_MESSAGE, "%s%s. %s. %s.",
+                                          item_desc, in_phrase,
+                                          _("Use <b>Shift+D</b> to look up frame"), _when_selected);
+                        } else {
+                            _context.setF(Inkscape::NORMAL_MESSAGE, "%s%s. %s.",
+                                          item_desc, in_phrase, _when_selected);
+                        }
+                    }
+                }
+            }
+
+            g_free(item_desc);
+        } else { // multiple items
+            int objcount = items.size();
+            char *terms = collect_terms (items);
+            int n_terms = count_terms(items);
+            
+            gchar *objects_str = g_strdup_printf(ngettext(
+                "<b>%1$i</b> objects selected of type %2$s",
+                "<b>%1$i</b> objects selected of types %2$s", n_terms),
+                 objcount, terms);
+
+            g_free(terms);
+
+            // indicate all, some, or none filtered
+            gchar *filt_str = nullptr;
+            int n_filt = count_filtered(items);  //all filtered
+            if (n_filt) {
+                filt_str = g_strdup_printf(ngettext("; <i>%d filtered object</i> ",
+                                                     "; <i>%d filtered objects</i> ", n_filt), n_filt);
+            } else {
+                filt_str = g_strdup("");
+            }
+
+            _context.setF(Inkscape::NORMAL_MESSAGE, "%s%s%s. %s.", objects_str, filt_str, in_phrase, _when_selected);
+            if (objects_str) {
+                g_free(objects_str);
+                objects_str = nullptr;
+            }
+            if (filt_str) {
+                g_free(filt_str);
+                filt_str = nullptr;
+            }
+        }
+
+        g_free(in_phrase);
+    }
+}
+
+}
+
+/*
+  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:fileencoding=utf-8:textwidth=99 :