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-rw-r--r--src/gui/GraphCanvas.cpp142
1 files changed, 86 insertions, 56 deletions
diff --git a/src/gui/GraphCanvas.cpp b/src/gui/GraphCanvas.cpp
index e04baa5e..5a0c365a 100644
--- a/src/gui/GraphCanvas.cpp
+++ b/src/gui/GraphCanvas.cpp
@@ -14,6 +14,7 @@
along with Ingen. If not, see <http://www.gnu.org/licenses/>.
*/
+#include <algorithm>
#include <cassert>
#include <map>
#include <set>
@@ -470,6 +471,10 @@ GraphCanvas::on_event(GdkEvent* event)
default: break;
}
+ case GDK_MOTION_NOTIFY:
+ _paste_count = 0;
+ break;
+
default: break;
}
@@ -564,96 +569,121 @@ serialise_arc(GanvEdge* arc, void* data)
void
GraphCanvas::copy_selection()
{
- static const char* base_uri = INGEN_NS "selection/";
Serialisation::Serialiser serialiser(*_app.world());
- serialiser.start_to_string(_graph->path(), base_uri);
+ serialiser.start_to_string(_graph->path(), _graph->base_uri());
for_each_selected_node(serialise_node, &serialiser);
for_each_selected_edge(serialise_arc, &serialiser);
- const std::string result = serialiser.finish();
- _paste_count = 0;
-
Glib::RefPtr<Gtk::Clipboard> clipboard = Gtk::Clipboard::get();
- clipboard->set_text(result);
+ clipboard->set_text(serialiser.finish());
+ _paste_count = 0;
}
void
GraphCanvas::paste()
{
- Glib::ustring str = Gtk::Clipboard::get()->wait_for_text();
+ typedef Node::Properties::const_iterator PropIter;
+
+ const Glib::ustring str = Gtk::Clipboard::get()->wait_for_text();
SPtr<Serialisation::Parser> parser = _app.loader()->parser();
+ const URIs& uris = _app.uris();
+ const Raul::Path& parent = _graph->path();
if (!parser) {
_app.log().error("Unable to load parser, paste unavailable\n");
return;
}
+ // Prepare for paste
clear_selection();
_pastees.clear();
++_paste_count;
- const URIs& uris = _app.uris();
-
+ // Make a client store to serve as clipboard
ClientStore clipboard(_app.world()->uris(), _app.log());
clipboard.set_plugins(_app.store()->plugins());
-
- // mkdir -p
- string to_create = _graph->path().substr(1);
- string created = "/";
- Resource::Properties props;
- props.insert(make_pair(uris.rdf_type,
- Resource::Property(uris.ingen_Graph)));
- props.insert(make_pair(uris.ingen_polyphony,
- _app.forge().make(int32_t(_graph->internal_poly()))));
- clipboard.put(Node::root_uri(), props);
- size_t first_slash;
- while (to_create != "/" && !to_create.empty()
- && (first_slash = to_create.find("/")) != string::npos) {
- created += to_create.substr(0, first_slash);
- assert(Raul::Path::is_valid(created));
- clipboard.put(Node::path_to_uri(Raul::Path(created)), props);
- to_create = to_create.substr(first_slash + 1);
+ clipboard.put(Node::root_uri(),
+ {{uris.rdf_type, Resource::Property(uris.ingen_Graph)}});
+
+ // Parse clipboard text into clipboard store
+ boost::optional<Raul::URI> base_uri = parser->parse_string(
+ _app.world(), &clipboard, str, Node::root_uri());
+
+ // Figure out the copy graph base path
+ Raul::Path copy_root("/");
+ if (base_uri) {
+ std::string base = *base_uri;
+ if (base[base.size() - 1] == '/') {
+ base = base.substr(0, base.size() - 1);
+ }
+ copy_root = Node::uri_to_path(Raul::URI(base));
}
- if (!_graph->path().is_root())
- clipboard.put(_graph->uri(), props);
-
- boost::optional<Raul::Path> parent;
- boost::optional<Raul::Symbol> symbol;
-
- if (!_graph->path().is_root()) {
- parent = _graph->path();
+ // Find the minimum x and y coordinate of objects to be pasted
+ float min_x = std::numeric_limits<float>::max();
+ float min_y = std::numeric_limits<float>::max();
+ for (const auto& c : clipboard) {
+ if (c.first.parent() == Raul::Path("/")) {
+ const Atom& x = c.second->get_property(uris.ingen_canvasX);
+ const Atom& y = c.second->get_property(uris.ingen_canvasY);
+ if (x.type() == uris.atom_Float) {
+ min_x = std::min(min_x, x.get<float>());
+ }
+ if (y.type() == uris.atom_Float) {
+ min_y = std::min(min_y, y.get<float>());
+ }
+ }
}
- ClashAvoider avoider(*_app.store().get(), clipboard, &clipboard);
- static const char* base_uri = INGEN_NS "selection/";
- parser->parse_string(_app.world(), &avoider, str, base_uri,
- parent, symbol);
-
- // Create objects
+ // Find canvas paste origin based on pointer position
+ int widget_point_x, widget_point_y, scroll_x, scroll_y;
+ widget().get_pointer(widget_point_x, widget_point_y);
+ get_scroll_offsets(scroll_x, scroll_y);
+ const int paste_x = widget_point_x + scroll_x + (20.0f * _paste_count);
+ const int paste_y = widget_point_y + scroll_y + (20.0f * _paste_count);
+
+ // Put each top level object in the clipboard store
+ ClashAvoider avoider(*_app.store().get());
for (const auto& c : clipboard) {
- if (_graph->path().is_root() && c.first.is_root())
+ if (c.first.is_root() || c.first.parent() != Raul::Path("/")) {
continue;
+ }
- Node::Properties& props = c.second->properties();
-
- Node::Properties::iterator x = props.find(uris.ingen_canvasX);
- if (x != c.second->properties().end())
- x->second = _app.forge().make(
- x->second.get<float>() + (20.0f * _paste_count));
-
- Node::Properties::iterator y = props.find(uris.ingen_canvasY);
- if (y != c.second->properties().end())
- y->second = _app.forge().make(
- y->second.get<float>() + (20.0f * _paste_count));
+ const SPtr<Node> node = c.second;
+ const Raul::Path& old_path = copy_root.child(node->path());
+ const Raul::URI& old_uri = Node::path_to_uri(old_path);
+ const Raul::Path& new_path = avoider.map_path(parent.child(node->path()));
+
+ Node::Properties props{{uris.ingen_prototype,
+ _app.forge().alloc_uri(old_uri)}};
+
+ // Set the same types
+ const auto t = node->properties().equal_range(uris.rdf_type);
+ props.insert(t.first, t.second);
+
+ // Set coordinates so paste origin is at the mouse pointer
+ PropIter xi = node->properties().find(uris.ingen_canvasX);
+ PropIter yi = node->properties().find(uris.ingen_canvasY);
+ if (xi != node->properties().end()) {
+ const float x = xi->second.get<float>() - min_x + paste_x;
+ props.insert({xi->first, Resource::Property(_app.forge().make(x),
+ xi->second.context())});
+ }
+ if (yi != node->properties().end()) {
+ const float y = yi->second.get<float>() - min_y + paste_y;
+ props.insert({yi->first, Resource::Property(_app.forge().make(y),
+ yi->second.context())});
+ }
- _app.interface()->put(c.second->uri(), c.second->properties());
- _pastees.insert(c.first);
+ _app.interface()->put(Node::path_to_uri(new_path), props);
+ _pastees.insert(new_path);
}
// Connect objects
- for (auto a : clipboard.object(_graph->path())->arcs()) {
- _app.interface()->connect(a.second->tail_path(), a.second->head_path());
+ for (auto a : clipboard.object(Raul::Path("/"))->arcs()) {
+ _app.interface()->connect(
+ avoider.map_path(parent.child(a.second->tail_path())),
+ avoider.map_path(parent.child(a.second->head_path())));
}
}