Merge pull request #30972 from Chaosus/vs_copy_paste

Implement copy/paste in visual shaders
This commit is contained in:
Rémi Verschelde 2019-07-31 11:56:01 +02:00 committed by GitHub
commit d66461e85a
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4 changed files with 152 additions and 28 deletions

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@ -233,6 +233,9 @@
Signal sent when user dragging connection from output port into empty space of the graph.
</description>
</signal>
<signal name="copy_nodes_request">
Signal sent when the user presses [code]Ctrl + C[/code].
</signal>
<signal name="delete_nodes_request">
<description>
Signal sent when a GraphNode is attempted to be removed from the GraphEdit.
@ -263,6 +266,9 @@
Emitted when a GraphNode is selected.
</description>
</signal>
<signal name="paste_nodes_request">
Signal sent when the user presses [code]Ctrl + V[/code].
</signal>
<signal name="popup_request">
<argument index="0" name="position" type="Vector2">
</argument>

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@ -1379,6 +1379,9 @@ void VisualShaderEditor::_delete_request(int which) {
undo_redo->add_do_method(visual_shader.ptr(), "remove_node", type, which);
undo_redo->add_undo_method(visual_shader.ptr(), "add_node", type, node, visual_shader->get_node_position(type, which), which);
undo_redo->add_do_method(this, "_clear_buffer");
undo_redo->add_undo_method(this, "_clear_buffer");
// restore size, inputs and outputs if node is group
VisualShaderNodeGroupBase *group = Object::cast_to<VisualShaderNodeGroupBase>(node.ptr());
if (group) {
@ -1533,12 +1536,32 @@ void VisualShaderEditor::_node_changed(int p_id) {
}
}
void VisualShaderEditor::_duplicate_nodes() {
void VisualShaderEditor::_dup_update_excluded(int p_type, Set<int> &r_excluded) {
r_excluded.clear();
VisualShader::Type type = (VisualShader::Type)p_type;
VisualShader::Type type = VisualShader::Type(edit_type->get_selected());
for (int i = 0; i < graph->get_child_count(); i++) {
List<int> nodes;
Set<int> excluded;
GraphNode *gn = Object::cast_to<GraphNode>(graph->get_child(i));
if (gn) {
int id = String(gn->get_name()).to_int();
Ref<VisualShaderNode> node = visual_shader->get_node(type, id);
Ref<VisualShaderNodeOutput> output = node;
if (output.is_valid()) {
r_excluded.insert(id);
continue;
}
r_excluded.insert(id);
}
}
}
void VisualShaderEditor::_dup_copy_nodes(int p_type, List<int> &r_nodes, Set<int> &r_excluded) {
VisualShader::Type type = (VisualShader::Type)p_type;
selection_center.x = 0.0f;
selection_center.y = 0.0f;
for (int i = 0; i < graph->get_child_count(); i++) {
@ -1548,33 +1571,37 @@ void VisualShaderEditor::_duplicate_nodes() {
Ref<VisualShaderNode> node = visual_shader->get_node(type, id);
Ref<VisualShaderNodeOutput> output = node;
if (output.is_valid()) { // can't duplicate output
excluded.insert(id);
r_excluded.insert(id);
continue;
}
if (node.is_valid() && gn->is_selected()) {
nodes.push_back(id);
Vector2 pos = visual_shader->get_node_position(type, id);
selection_center += pos;
r_nodes.push_back(id);
}
excluded.insert(id);
r_excluded.insert(id);
}
}
if (nodes.empty())
return;
selection_center /= (float)r_nodes.size();
}
undo_redo->create_action(TTR("Duplicate Nodes"));
void VisualShaderEditor::_dup_paste_nodes(int p_type, List<int> &r_nodes, Set<int> &r_excluded, const Vector2 &p_offset, bool p_select) {
VisualShader::Type type = (VisualShader::Type)p_type;
int base_id = visual_shader->get_valid_node_id(type);
int id_from = base_id;
Map<int, int> connection_remap;
for (List<int>::Element *E = nodes.front(); E; E = E->next()) {
for (List<int>::Element *E = r_nodes.front(); E; E = E->next()) {
connection_remap[E->get()] = id_from;
Ref<VisualShaderNode> node = visual_shader->get_node(type, E->get());
Ref<VisualShaderNode> dupli = node->duplicate();
undo_redo->add_do_method(visual_shader.ptr(), "add_node", type, dupli, visual_shader->get_node_position(type, E->get()) + Vector2(10, 10) * EDSCALE, id_from);
undo_redo->add_do_method(visual_shader.ptr(), "add_node", type, dupli, visual_shader->get_node_position(type, E->get()) + p_offset, id_from);
undo_redo->add_undo_method(visual_shader.ptr(), "remove_node", type, id_from);
// duplicate size, inputs and outputs if node is group
@ -1606,21 +1633,71 @@ void VisualShaderEditor::_duplicate_nodes() {
undo_redo->add_undo_method(this, "_update_graph");
undo_redo->commit_action();
// reselect duplicated nodes by excluding the other ones
for (int i = 0; i < graph->get_child_count(); i++) {
if (p_select) {
// reselect duplicated nodes by excluding the other ones
for (int i = 0; i < graph->get_child_count(); i++) {
GraphNode *gn = Object::cast_to<GraphNode>(graph->get_child(i));
if (gn) {
int id = String(gn->get_name()).to_int();
if (!excluded.has(id)) {
gn->set_selected(true);
} else {
gn->set_selected(false);
GraphNode *gn = Object::cast_to<GraphNode>(graph->get_child(i));
if (gn) {
int id = String(gn->get_name()).to_int();
if (!r_excluded.has(id)) {
gn->set_selected(true);
} else {
gn->set_selected(false);
}
}
}
}
}
void VisualShaderEditor::_clear_buffer() {
copy_nodes_buffer.clear();
copy_nodes_excluded_buffer.clear();
}
void VisualShaderEditor::_duplicate_nodes() {
int type = edit_type->get_selected();
List<int> nodes;
Set<int> excluded;
_dup_copy_nodes(type, nodes, excluded);
if (nodes.empty())
return;
undo_redo->create_action(TTR("Duplicate Nodes"));
_dup_paste_nodes(type, nodes, excluded, Vector2(10, 10) * EDSCALE, true);
}
void VisualShaderEditor::_copy_nodes() {
copy_type = edit_type->get_selected();
_clear_buffer();
_dup_copy_nodes(copy_type, copy_nodes_buffer, copy_nodes_excluded_buffer);
}
void VisualShaderEditor::_paste_nodes() {
if (copy_nodes_buffer.empty())
return;
int type = edit_type->get_selected();
undo_redo->create_action(TTR("Paste Nodes"));
float scale = graph->get_zoom();
_dup_paste_nodes(type, copy_nodes_buffer, copy_nodes_excluded_buffer, (graph->get_scroll_ofs() / scale + graph->get_local_mouse_position() / scale - selection_center), false);
_dup_update_excluded(type, copy_nodes_excluded_buffer); // to prevent selection of previous copies at new paste
}
void VisualShaderEditor::_on_nodes_delete() {
VisualShader::Type type = VisualShader::Type(edit_type->get_selected());
@ -1647,6 +1724,9 @@ void VisualShaderEditor::_on_nodes_delete() {
undo_redo->add_do_method(visual_shader.ptr(), "remove_node", type, F->get());
undo_redo->add_undo_method(visual_shader.ptr(), "add_node", type, node, visual_shader->get_node_position(type, F->get()), F->get());
undo_redo->add_do_method(this, "_clear_buffer");
undo_redo->add_undo_method(this, "_clear_buffer");
// restore size, inputs and outputs if node is group
VisualShaderNodeGroupBase *group = Object::cast_to<VisualShaderNodeGroupBase>(node.ptr());
if (group) {
@ -1691,6 +1771,10 @@ void VisualShaderEditor::_on_nodes_delete() {
}
void VisualShaderEditor::_mode_selected(int p_id) {
copy_nodes_buffer.clear();
copy_nodes_excluded_buffer.clear();
_update_options_menu();
_update_graph();
}
@ -1884,6 +1968,8 @@ void VisualShaderEditor::_bind_methods() {
ClassDB::bind_method("_line_edit_changed", &VisualShaderEditor::_line_edit_changed);
ClassDB::bind_method("_port_name_focus_out", &VisualShaderEditor::_port_name_focus_out);
ClassDB::bind_method("_duplicate_nodes", &VisualShaderEditor::_duplicate_nodes);
ClassDB::bind_method("_copy_nodes", &VisualShaderEditor::_copy_nodes);
ClassDB::bind_method("_paste_nodes", &VisualShaderEditor::_paste_nodes);
ClassDB::bind_method("_mode_selected", &VisualShaderEditor::_mode_selected);
ClassDB::bind_method("_input_select_item", &VisualShaderEditor::_input_select_item);
ClassDB::bind_method("_preview_select_port", &VisualShaderEditor::_preview_select_port);
@ -1898,6 +1984,7 @@ void VisualShaderEditor::_bind_methods() {
ClassDB::bind_method("_remove_output_port", &VisualShaderEditor::_remove_output_port);
ClassDB::bind_method("_node_resized", &VisualShaderEditor::_node_resized);
ClassDB::bind_method("_set_node_size", &VisualShaderEditor::_set_node_size);
ClassDB::bind_method("_clear_buffer", &VisualShaderEditor::_clear_buffer);
ClassDB::bind_method(D_METHOD("get_drag_data_fw"), &VisualShaderEditor::get_drag_data_fw);
ClassDB::bind_method(D_METHOD("can_drop_data_fw"), &VisualShaderEditor::can_drop_data_fw);
@ -1943,6 +2030,8 @@ VisualShaderEditor::VisualShaderEditor() {
graph->connect("node_selected", this, "_node_selected");
graph->connect("scroll_offset_changed", this, "_scroll_changed");
graph->connect("duplicate_nodes_request", this, "_duplicate_nodes");
graph->connect("copy_nodes_request", this, "_copy_nodes");
graph->connect("paste_nodes_request", this, "_paste_nodes");
graph->connect("delete_nodes_request", this, "_on_nodes_delete");
graph->connect("gui_input", this, "_graph_gui_input");
graph->connect("connection_to_empty", this, "_connection_to_empty");

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@ -176,8 +176,21 @@ class VisualShaderEditor : public VBoxContainer {
void _port_name_focus_out(Object *line_edit, int p_node_id, int p_port_id, bool p_output);
void _dup_copy_nodes(int p_type, List<int> &r_nodes, Set<int> &r_excluded);
void _dup_update_excluded(int p_type, Set<int> &r_excluded);
void _dup_paste_nodes(int p_type, List<int> &r_nodes, Set<int> &r_excluded, const Vector2 &p_offset, bool p_select);
void _duplicate_nodes();
Vector2 selection_center;
int copy_type; // shader type
List<int> copy_nodes_buffer;
Set<int> copy_nodes_excluded_buffer;
void _clear_buffer();
void _copy_nodes();
void _paste_nodes();
Vector<Ref<VisualShaderNodePlugin> > plugins;
void _mode_selected(int p_id);

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@ -1030,14 +1030,28 @@ void GraphEdit::_gui_input(const Ref<InputEvent> &p_ev) {
}
Ref<InputEventKey> k = p_ev;
if (k.is_valid() && k->get_scancode() == KEY_D && k->is_pressed() && k->get_command()) {
emit_signal("duplicate_nodes_request");
accept_event();
}
if (k.is_valid() && k->get_scancode() == KEY_DELETE && k->is_pressed()) {
emit_signal("delete_nodes_request");
accept_event();
if (k.is_valid()) {
if (k->get_scancode() == KEY_D && k->is_pressed() && k->get_command()) {
emit_signal("duplicate_nodes_request");
accept_event();
}
if (k->get_scancode() == KEY_C && k->is_pressed() && k->get_command()) {
emit_signal("copy_nodes_request");
accept_event();
}
if (k->get_scancode() == KEY_V && k->is_pressed() && k->get_command()) {
emit_signal("paste_nodes_request");
accept_event();
}
if (k->get_scancode() == KEY_DELETE && k->is_pressed()) {
emit_signal("delete_nodes_request");
accept_event();
}
}
Ref<InputEventMagnifyGesture> magnify_gesture = p_ev;
@ -1297,6 +1311,8 @@ void GraphEdit::_bind_methods() {
ADD_SIGNAL(MethodInfo("disconnection_request", PropertyInfo(Variant::STRING, "from"), PropertyInfo(Variant::INT, "from_slot"), PropertyInfo(Variant::STRING, "to"), PropertyInfo(Variant::INT, "to_slot")));
ADD_SIGNAL(MethodInfo("popup_request", PropertyInfo(Variant::VECTOR2, "position")));
ADD_SIGNAL(MethodInfo("duplicate_nodes_request"));
ADD_SIGNAL(MethodInfo("copy_nodes_request"));
ADD_SIGNAL(MethodInfo("paste_nodes_request"));
ADD_SIGNAL(MethodInfo("node_selected", PropertyInfo(Variant::OBJECT, "node", PROPERTY_HINT_RESOURCE_TYPE, "Node")));
ADD_SIGNAL(MethodInfo("connection_to_empty", PropertyInfo(Variant::STRING, "from"), PropertyInfo(Variant::INT, "from_slot"), PropertyInfo(Variant::VECTOR2, "release_position")));
ADD_SIGNAL(MethodInfo("connection_from_empty", PropertyInfo(Variant::STRING, "to"), PropertyInfo(Variant::INT, "to_slot"), PropertyInfo(Variant::VECTOR2, "release_position")));