void VisualShaderEditor::_update_graph() {
if (updating)
return;
if (visual_shader.is_null())
return;
graph->set_scroll_ofs(visual_shader->get_graph_offset() * EDSCALE);
VisualShader::Type type = VisualShader::Type(edit_type->get_selected());
graph->clear_connections();
//erase all nodes
for (int i = 0; i < graph->get_child_count(); i++) {
if (Object::cast_to<GraphNode>(graph->get_child(i))) {
memdelete(graph->get_child(i));
i--;
}
}
static const Color type_color[3] = {
Color::html("#61daf4"),
Color::html("#d67dee"),
Color::html("#f6a86e")
};
List<VisualShader::Connection> connections;
visual_shader->get_node_connections(type, &connections);
Ref<StyleBoxEmpty> label_style = make_empty_stylebox(2, 1, 2, 1);
Vector<int> nodes = visual_shader->get_node_list(type);
for (int n_i = 0; n_i < nodes.size(); n_i++) {
Vector2 position = visual_shader->get_node_position(type, nodes[n_i]);
Ref<VisualShaderNode> vsnode = visual_shader->get_node(type, nodes[n_i]);
GraphNode *node = memnew(GraphNode);
graph->add_child(node);
/*if (!vsnode->is_connected("changed", this, "_node_changed")) {
vsnode->connect("changed", this, "_node_changed", varray(vsnode->get_instance_id()), CONNECT_DEFERRED);
}*/
node->set_offset(position);
node->set_title(vsnode->get_caption());
node->set_name(itos(nodes[n_i]));
if (nodes[n_i] >= 2) {
node->set_show_close_button(true);
node->connect("close_request", this, "_delete_request", varray(nodes[n_i]), CONNECT_DEFERRED);
}
node->connect("dragged", this, "_node_dragged", varray(nodes[n_i]));
Control *custom_editor = NULL;
int port_offset = 0;
Ref<VisualShaderNodeUniform> uniform = vsnode;
if (uniform.is_valid()) {
LineEdit *uniform_name = memnew(LineEdit);
uniform_name->set_text(uniform->get_uniform_name());
node->add_child(uniform_name);
uniform_name->connect("text_entered", this, "_line_edit_changed", varray(uniform_name, nodes[n_i]));
uniform_name->connect("focus_exited", this, "_line_edit_focus_out", varray(uniform_name, nodes[n_i]));
if (vsnode->get_input_port_count() == 0 && vsnode->get_output_port_count() == 1 && vsnode->get_output_port_name(0) == "") {
//shortcut
VisualShaderNode::PortType port_right = vsnode->get_output_port_type(0);
node->set_slot(0, false, VisualShaderNode::PORT_TYPE_SCALAR, Color(), true, port_right, type_color[port_right]);
continue;
}
port_offset++;
}
for (int i = 0; i < plugins.size(); i++) {
custom_editor = plugins.write[i]->create_editor(vsnode);
if (custom_editor) {
break;
}
}
if (custom_editor && vsnode->get_output_port_count() > 0 && vsnode->get_output_port_name(0) == "" && (vsnode->get_input_port_count() == 0 || vsnode->get_input_port_name(0) == "")) {
//will be embedded in first port
} else if (custom_editor) {
port_offset++;
node->add_child(custom_editor);
custom_editor = NULL;
}
for (int i = 0; i < MAX(vsnode->get_input_port_count(), vsnode->get_output_port_count()); i++) {
if (vsnode->is_port_separator(i)) {
node->add_child(memnew(HSeparator));
port_offset++;
}
bool valid_left = i < vsnode->get_input_port_count();
VisualShaderNode::PortType port_left = VisualShaderNode::PORT_TYPE_SCALAR;
bool port_left_used = false;
String name_left;
if (valid_left) {
name_left = vsnode->get_input_port_name(i);
port_left = vsnode->get_input_port_type(i);
for (List<VisualShader::Connection>::Element *E = connections.front(); E; E = E->next()) {
if (E->get().to_node == nodes[n_i] && E->get().to_port == i) {
port_left_used = true;
}
}
}
bool valid_right = i < vsnode->get_output_port_count();
VisualShaderNode::PortType port_right = VisualShaderNode::PORT_TYPE_SCALAR;
String name_right;
if (valid_right) {
name_right = vsnode->get_output_port_name(i);
port_right = vsnode->get_output_port_type(i);
}
HBoxContainer *hb = memnew(HBoxContainer);
Variant default_value;
if (valid_left && !port_left_used) {
default_value = vsnode->get_input_port_default_value(i);
}
if (default_value.get_type() != Variant::NIL) { // only a label
Button *button = memnew(Button);
hb->add_child(button);
button->connect("pressed", this, "_edit_port_default_input", varray(button, nodes[n_i], i));
switch (default_value.get_type()) {
case Variant::COLOR: {
button->set_custom_minimum_size(Size2(30, 0) * EDSCALE);
button->connect("draw", this, "_draw_color_over_button", varray(button, default_value));
} break;
case Variant::INT:
case Variant::REAL: {
button->set_text(String::num(default_value, 4));
} break;
case Variant::VECTOR3: {
Vector3 v = default_value;
button->set_text(String::num(v.x, 3) + "," + String::num(v.y, 3) + "," + String::num(v.z, 3));
} break;
default: {}
}
}
if (i == 0 && custom_editor) {
hb->add_child(custom_editor);
custom_editor->set_h_size_flags(SIZE_EXPAND_FILL);
} else {
if (valid_left) {
Label *label = memnew(Label);
label->set_text(name_left);
label->add_style_override("normal", label_style); //more compact
hb->add_child(label);
}
hb->add_spacer();
if (valid_right) {
Label *label = memnew(Label);
label->set_text(name_right);
label->set_align(Label::ALIGN_RIGHT);
label->add_style_override("normal", label_style); //more compact
hb->add_child(label);
}
}
if (valid_right && edit_type->get_selected() == VisualShader::TYPE_FRAGMENT) {
TextureButton *preview = memnew(TextureButton);
preview->set_toggle_mode(true);
preview->set_normal_texture(get_icon("GuiVisibilityHidden", "EditorIcons"));
preview->set_pressed_texture(get_icon("GuiVisibilityVisible", "EditorIcons"));
preview->set_v_size_flags(SIZE_SHRINK_CENTER);
if (vsnode->get_output_port_for_preview() == i) {
preview->set_pressed(true);
}
preview->connect("pressed", this, "_preview_select_port", varray(nodes[n_i], i), CONNECT_DEFERRED);
hb->add_child(preview);
}
node->add_child(hb);
node->set_slot(i + port_offset, valid_left, port_left, type_color[port_left], valid_right, port_right, type_color[port_right]);
if (EditorSettings::get_singleton()->get("interface/theme/use_graph_node_headers")) {
Ref<StyleBoxFlat> sb = node->get_stylebox("frame", "GraphNode");
Color c = sb->get_border_color(MARGIN_TOP);
Color mono_color = ((c.r + c.g + c.b) / 3) < 0.7 ? Color(1.0, 1.0, 1.0) : Color(0.0, 0.0, 0.0);
mono_color.a = 0.85;
c = mono_color;
node->add_color_override("title_color", c);
c.a = 0.7;
node->add_color_override("close_color", c);
}
}
if (vsnode->get_output_port_for_preview() >= 0) {
VisualShaderNodePortPreview *port_preview = memnew(VisualShaderNodePortPreview);
port_preview->setup(visual_shader, type, nodes[n_i], vsnode->get_output_port_for_preview());
port_preview->set_h_size_flags(SIZE_SHRINK_CENTER);
node->add_child(port_preview);
}
String error = vsnode->get_warning(visual_shader->get_mode(), type);
if (error != String()) {
Label *error_label = memnew(Label);
error_label->add_color_override("font_color", get_color("error_color", "Editor"));
error_label->set_text(error);
node->add_child(error_label);
}
}
for (List<VisualShader::Connection>::Element *E = connections.front(); E; E = E->next()) {
int from = E->get().from_node;
int from_idx = E->get().from_port;
int to = E->get().to_node;
int to_idx = E->get().to_port;
graph->connect_node(itos(from), from_idx, itos(to), to_idx);
}
}
void AnimationNodeBlendTreeEditor::_update_graph() {
if (updating)
return;
graph->set_scroll_ofs(blend_tree->get_graph_offset() * EDSCALE);
if (blend_tree->get_parent().is_valid()) {
goto_parent->show();
} else {
goto_parent->hide();
}
graph->clear_connections();
//erase all nodes
for (int i = 0; i < graph->get_child_count(); i++) {
if (Object::cast_to<GraphNode>(graph->get_child(i))) {
memdelete(graph->get_child(i));
i--;
}
}
animations.clear();
List<StringName> nodes;
blend_tree->get_node_list(&nodes);
for (List<StringName>::Element *E = nodes.front(); E; E = E->next()) {
GraphNode *node = memnew(GraphNode);
graph->add_child(node);
Ref<AnimationNode> agnode = blend_tree->get_node(E->get());
if (!agnode->is_connected("changed", this, "_node_changed")) {
agnode->connect("changed", this, "_node_changed", varray(agnode->get_instance_id()), CONNECT_DEFERRED);
}
node->set_offset(agnode->get_position() * EDSCALE);
node->set_title(agnode->get_caption());
node->set_name(E->get());
int base = 0;
if (String(E->get()) != "output") {
LineEdit *name = memnew(LineEdit);
name->set_text(E->get());
name->set_expand_to_text_length(true);
node->add_child(name);
node->set_slot(0, false, 0, Color(), true, 0, get_color("font_color", "Label"));
name->connect("text_entered", this, "_node_renamed", varray(agnode));
name->connect("focus_exited", this, "_node_renamed_focus_out", varray(name, agnode));
base = 1;
node->set_show_close_button(true);
node->connect("close_request", this, "_delete_request", varray(E->get()), CONNECT_DEFERRED);
}
for (int i = 0; i < agnode->get_input_count(); i++) {
Label *in_name = memnew(Label);
node->add_child(in_name);
in_name->set_text(agnode->get_input_name(i));
node->set_slot(base + i, true, 0, get_color("font_color", "Label"), false, 0, Color());
}
node->connect("dragged", this, "_node_dragged", varray(agnode));
if (EditorNode::get_singleton()->item_has_editor(agnode.ptr())) {
node->add_child(memnew(HSeparator));
Button *open_in_editor = memnew(Button);
open_in_editor->set_text(TTR("Open Editor"));
open_in_editor->set_icon(get_icon("Edit", "EditorIcons"));
node->add_child(open_in_editor);
open_in_editor->connect("pressed", this, "_open_in_editor", varray(E->get()), CONNECT_DEFERRED);
open_in_editor->set_h_size_flags(SIZE_SHRINK_CENTER);
}
if (agnode->has_filter()) {
node->add_child(memnew(HSeparator));
Button *edit_filters = memnew(Button);
edit_filters->set_text(TTR("Edit Filters"));
edit_filters->set_icon(get_icon("AnimationFilter", "EditorIcons"));
node->add_child(edit_filters);
edit_filters->connect("pressed", this, "_edit_filters", varray(E->get()), CONNECT_DEFERRED);
edit_filters->set_h_size_flags(SIZE_SHRINK_CENTER);
}
Ref<AnimationNodeAnimation> anim = agnode;
if (anim.is_valid()) {
MenuButton *mb = memnew(MenuButton);
mb->set_text(anim->get_animation());
mb->set_icon(get_icon("Animation", "EditorIcons"));
Array options;
node->add_child(memnew(HSeparator));
node->add_child(mb);
ProgressBar *pb = memnew(ProgressBar);
AnimationTree *player = anim->get_tree();
if (player->has_node(player->get_animation_player())) {
AnimationPlayer *ap = Object::cast_to<AnimationPlayer>(player->get_node(player->get_animation_player()));
if (ap) {
List<StringName> anims;
ap->get_animation_list(&anims);
for (List<StringName>::Element *F = anims.front(); F; F = F->next()) {
mb->get_popup()->add_item(F->get());
options.push_back(F->get());
}
if (ap->has_animation(anim->get_animation())) {
pb->set_max(ap->get_animation(anim->get_animation())->get_length());
}
}
}
pb->set_percent_visible(false);
animations[E->get()] = pb;
node->add_child(pb);
mb->get_popup()->connect("index_pressed", this, "_anim_selected", varray(options, E->get()), CONNECT_DEFERRED);
}
Ref<AnimationNodeOneShot> oneshot = agnode;
if (oneshot.is_valid()) {
HBoxContainer *play_stop = memnew(HBoxContainer);
play_stop->add_spacer();
Button *play = memnew(Button);
play->set_icon(get_icon("Play", "EditorIcons"));
play->connect("pressed", this, "_oneshot_start", varray(E->get()), CONNECT_DEFERRED);
play_stop->add_child(play);
Button *stop = memnew(Button);
stop->set_icon(get_icon("Stop", "EditorIcons"));
stop->connect("pressed", this, "_oneshot_stop", varray(E->get()), CONNECT_DEFERRED);
play_stop->add_child(stop);
play_stop->add_spacer();
node->add_child(play_stop);
}
}
List<AnimationNodeBlendTree::NodeConnection> connections;
blend_tree->get_node_connections(&connections);
for (List<AnimationNodeBlendTree::NodeConnection>::Element *E = connections.front(); E; E = E->next()) {
StringName from = E->get().output_node;
StringName to = E->get().input_node;
int to_idx = E->get().input_index;
graph->connect_node(from, 0, to, to_idx);
}
}
void GraphEdit::_gui_input(const Ref<InputEvent> &p_ev) {
Ref<InputEventMouseMotion> mm = p_ev;
if (mm.is_valid() && (mm->get_button_mask() & BUTTON_MASK_MIDDLE || (mm->get_button_mask() & BUTTON_MASK_LEFT && Input::get_singleton()->is_key_pressed(KEY_SPACE)))) {
h_scroll->set_value(h_scroll->get_value() - mm->get_relative().x);
v_scroll->set_value(v_scroll->get_value() - mm->get_relative().y);
}
if (mm.is_valid() && dragging) {
just_selected = true;
// TODO: Remove local mouse pos hack if/when InputEventMouseMotion is fixed to support floats
//drag_accum+=Vector2(mm->get_relative().x,mm->get_relative().y);
drag_accum = get_local_mouse_position() - drag_origin;
for (int i = get_child_count() - 1; i >= 0; i--) {
GraphNode *gn = Object::cast_to<GraphNode>(get_child(i));
if (gn && gn->is_selected()) {
Vector2 pos = (gn->get_drag_from() * zoom + drag_accum) / zoom;
if (is_using_snap()) {
int snap = get_snap();
pos = pos.snapped(Vector2(snap, snap));
}
gn->set_offset(pos);
}
}
}
if (mm.is_valid() && box_selecting) {
box_selecting_to = get_local_mouse_position();
box_selecting_rect = Rect2(MIN(box_selecting_from.x, box_selecting_to.x),
MIN(box_selecting_from.y, box_selecting_to.y),
ABS(box_selecting_from.x - box_selecting_to.x),
ABS(box_selecting_from.y - box_selecting_to.y));
for (int i = get_child_count() - 1; i >= 0; i--) {
GraphNode *gn = Object::cast_to<GraphNode>(get_child(i));
if (!gn)
continue;
Rect2 r = gn->get_rect();
r.size *= zoom;
bool in_box = r.intersects(box_selecting_rect);
if (in_box)
gn->set_selected(box_selection_mode_aditive);
else
gn->set_selected(previus_selected.find(gn) != NULL);
}
top_layer->update();
}
Ref<InputEventMouseButton> b = p_ev;
if (b.is_valid()) {
if (b->get_button_index() == BUTTON_RIGHT && b->is_pressed()) {
if (box_selecting) {
box_selecting = false;
for (int i = get_child_count() - 1; i >= 0; i--) {
GraphNode *gn = Object::cast_to<GraphNode>(get_child(i));
if (!gn)
continue;
gn->set_selected(previus_selected.find(gn) != NULL);
}
top_layer->update();
} else {
if (connecting) {
connecting = false;
top_layer->update();
} else {
emit_signal("popup_request", b->get_global_position());
}
}
}
if (b->get_button_index() == BUTTON_LEFT && !b->is_pressed() && dragging) {
if (!just_selected && drag_accum == Vector2() && Input::get_singleton()->is_key_pressed(KEY_CONTROL)) {
//deselect current node
for (int i = get_child_count() - 1; i >= 0; i--) {
GraphNode *gn = Object::cast_to<GraphNode>(get_child(i));
if (gn) {
Rect2 r = gn->get_rect();
r.size *= zoom;
if (r.has_point(get_local_mouse_position()))
gn->set_selected(false);
}
}
}
if (drag_accum != Vector2()) {
emit_signal("_begin_node_move");
for (int i = get_child_count() - 1; i >= 0; i--) {
GraphNode *gn = Object::cast_to<GraphNode>(get_child(i));
if (gn && gn->is_selected())
gn->set_drag(false);
}
emit_signal("_end_node_move");
}
dragging = false;
top_layer->update();
update();
connections_layer->update();
}
if (b->get_button_index() == BUTTON_LEFT && b->is_pressed()) {
GraphNode *gn = NULL;
for (int i = get_child_count() - 1; i >= 0; i--) {
GraphNode *gn_selected = Object::cast_to<GraphNode>(get_child(i));
if (gn_selected) {
if (gn_selected->is_resizing())
continue;
if (gn_selected->has_point(gn_selected->get_local_mouse_position())) {
gn = gn_selected;
break;
}
}
}
if (gn) {
if (_filter_input(b->get_position()))
return;
dragging = true;
drag_accum = Vector2();
drag_origin = get_local_mouse_position();
just_selected = !gn->is_selected();
if (!gn->is_selected() && !Input::get_singleton()->is_key_pressed(KEY_CONTROL)) {
for (int i = 0; i < get_child_count(); i++) {
GraphNode *o_gn = Object::cast_to<GraphNode>(get_child(i));
if (o_gn)
o_gn->set_selected(o_gn == gn);
}
}
gn->set_selected(true);
for (int i = 0; i < get_child_count(); i++) {
GraphNode *o_gn = Object::cast_to<GraphNode>(get_child(i));
if (!o_gn)
continue;
if (o_gn->is_selected())
o_gn->set_drag(true);
}
} else {
if (_filter_input(b->get_position()))
return;
if (Input::get_singleton()->is_key_pressed(KEY_SPACE))
return;
box_selecting = true;
box_selecting_from = get_local_mouse_position();
if (b->get_control()) {
box_selection_mode_aditive = true;
previus_selected.clear();
for (int i = get_child_count() - 1; i >= 0; i--) {
GraphNode *gn2 = Object::cast_to<GraphNode>(get_child(i));
if (!gn2 || !gn2->is_selected())
continue;
previus_selected.push_back(gn2);
}
} else if (b->get_shift()) {
box_selection_mode_aditive = false;
previus_selected.clear();
for (int i = get_child_count() - 1; i >= 0; i--) {
GraphNode *gn2 = Object::cast_to<GraphNode>(get_child(i));
if (!gn2 || !gn2->is_selected())
continue;
previus_selected.push_back(gn2);
}
} else {
box_selection_mode_aditive = true;
previus_selected.clear();
for (int i = get_child_count() - 1; i >= 0; i--) {
GraphNode *gn2 = Object::cast_to<GraphNode>(get_child(i));
if (!gn2)
continue;
gn2->set_selected(false);
}
}
}
}
if (b->get_button_index() == BUTTON_LEFT && !b->is_pressed() && box_selecting) {
box_selecting = false;
previus_selected.clear();
top_layer->update();
}
if (b->get_button_index() == BUTTON_WHEEL_UP && b->is_pressed()) {
//too difficult to get right
//set_zoom(zoom*ZOOM_SCALE);
}
if (b->get_button_index() == BUTTON_WHEEL_DOWN && b->is_pressed()) {
//too difficult to get right
//set_zoom(zoom/ZOOM_SCALE);
}
if (b->get_button_index() == BUTTON_WHEEL_UP && !Input::get_singleton()->is_key_pressed(KEY_SHIFT)) {
v_scroll->set_value(v_scroll->get_value() - v_scroll->get_page() * b->get_factor() / 8);
}
if (b->get_button_index() == BUTTON_WHEEL_DOWN && !Input::get_singleton()->is_key_pressed(KEY_SHIFT)) {
v_scroll->set_value(v_scroll->get_value() + v_scroll->get_page() * b->get_factor() / 8);
}
if (b->get_button_index() == BUTTON_WHEEL_RIGHT || (b->get_button_index() == BUTTON_WHEEL_DOWN && Input::get_singleton()->is_key_pressed(KEY_SHIFT))) {
h_scroll->set_value(h_scroll->get_value() + h_scroll->get_page() * b->get_factor() / 8);
}
if (b->get_button_index() == BUTTON_WHEEL_LEFT || (b->get_button_index() == BUTTON_WHEEL_UP && Input::get_singleton()->is_key_pressed(KEY_SHIFT))) {
h_scroll->set_value(h_scroll->get_value() - h_scroll->get_page() * b->get_factor() / 8);
}
}
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();
}
Ref<InputEventMagnifyGesture> magnify_gesture = p_ev;
if (magnify_gesture.is_valid()) {
set_zoom_custom(zoom * magnify_gesture->get_factor(), magnify_gesture->get_position());
}
Ref<InputEventPanGesture> pan_gesture = p_ev;
if (pan_gesture.is_valid()) {
h_scroll->set_value(h_scroll->get_value() + h_scroll->get_page() * pan_gesture->get_delta().x / 8);
v_scroll->set_value(v_scroll->get_value() + v_scroll->get_page() * pan_gesture->get_delta().y / 8);
}
}
void GraphEdit::_gui_input(const InputEvent &p_ev) {
if (p_ev.type == InputEvent::MOUSE_MOTION && (p_ev.mouse_motion.button_mask & BUTTON_MASK_MIDDLE || (p_ev.mouse_motion.button_mask & BUTTON_MASK_LEFT && Input::get_singleton()->is_key_pressed(KEY_SPACE)))) {
h_scroll->set_value(h_scroll->get_value() - p_ev.mouse_motion.relative_x);
v_scroll->set_value(v_scroll->get_value() - p_ev.mouse_motion.relative_y);
}
if (p_ev.type == InputEvent::MOUSE_MOTION && dragging) {
just_selected = true;
// TODO: Remove local mouse pos hack if/when InputEventMouseMotion is fixed to support floats
//drag_accum+=Vector2(p_ev.mouse_motion.relative_x,p_ev.mouse_motion.relative_y);
drag_accum = get_local_mouse_pos() - drag_origin;
for (int i = get_child_count() - 1; i >= 0; i--) {
GraphNode *gn = get_child(i)->cast_to<GraphNode>();
if (gn && gn->is_selected()) {
Vector2 pos = (gn->get_drag_from() * zoom + drag_accum) / zoom;
if (is_using_snap()) {
int snap = get_snap();
pos = pos.snapped(Vector2(snap, snap));
}
gn->set_offset(pos);
}
}
}
if (p_ev.type == InputEvent::MOUSE_MOTION && box_selecting) {
box_selecting_to = get_local_mouse_pos();
box_selecting_rect = Rect2(MIN(box_selecting_from.x, box_selecting_to.x),
MIN(box_selecting_from.y, box_selecting_to.y),
ABS(box_selecting_from.x - box_selecting_to.x),
ABS(box_selecting_from.y - box_selecting_to.y));
for (int i = get_child_count() - 1; i >= 0; i--) {
GraphNode *gn = get_child(i)->cast_to<GraphNode>();
if (!gn)
continue;
Rect2 r = gn->get_rect();
r.size *= zoom;
bool in_box = r.intersects(box_selecting_rect);
if (in_box)
gn->set_selected(box_selection_mode_aditive);
else
gn->set_selected(previus_selected.find(gn) != NULL);
}
top_layer->update();
}
if (p_ev.type == InputEvent::MOUSE_BUTTON) {
const InputEventMouseButton &b = p_ev.mouse_button;
if (b.button_index == BUTTON_RIGHT && b.pressed) {
if (box_selecting) {
box_selecting = false;
for (int i = get_child_count() - 1; i >= 0; i--) {
GraphNode *gn = get_child(i)->cast_to<GraphNode>();
if (!gn)
continue;
gn->set_selected(previus_selected.find(gn) != NULL);
}
top_layer->update();
} else {
if (connecting) {
connecting = false;
top_layer->update();
} else {
emit_signal("popup_request", Vector2(b.global_x, b.global_y));
}
}
}
if (b.button_index == BUTTON_LEFT && !b.pressed && dragging) {
if (!just_selected && drag_accum == Vector2() && Input::get_singleton()->is_key_pressed(KEY_CONTROL)) {
//deselect current node
for (int i = get_child_count() - 1; i >= 0; i--) {
GraphNode *gn = get_child(i)->cast_to<GraphNode>();
if (gn) {
Rect2 r = gn->get_rect();
r.size *= zoom;
if (r.has_point(get_local_mouse_pos()))
gn->set_selected(false);
}
}
}
if (drag_accum != Vector2()) {
emit_signal("_begin_node_move");
for (int i = get_child_count() - 1; i >= 0; i--) {
GraphNode *gn = get_child(i)->cast_to<GraphNode>();
if (gn && gn->is_selected())
gn->set_drag(false);
}
emit_signal("_end_node_move");
}
dragging = false;
top_layer->update();
update();
connections_layer->update();
}
if (b.button_index == BUTTON_LEFT && b.pressed) {
GraphNode *gn = NULL;
GraphNode *gn_selected = NULL;
for (int i = get_child_count() - 1; i >= 0; i--) {
gn_selected = get_child(i)->cast_to<GraphNode>();
if (gn_selected) {
if (gn_selected->is_resizing())
continue;
Rect2 r = gn_selected->get_rect();
r.size *= zoom;
if (r.has_point(get_local_mouse_pos()))
gn = gn_selected;
break;
}
}
if (gn) {
if (_filter_input(Vector2(b.x, b.y)))
return;
dragging = true;
drag_accum = Vector2();
drag_origin = get_local_mouse_pos();
just_selected = !gn->is_selected();
if (!gn->is_selected() && !Input::get_singleton()->is_key_pressed(KEY_CONTROL)) {
for (int i = 0; i < get_child_count(); i++) {
GraphNode *o_gn = get_child(i)->cast_to<GraphNode>();
if (o_gn)
o_gn->set_selected(o_gn == gn);
}
}
gn->set_selected(true);
for (int i = 0; i < get_child_count(); i++) {
GraphNode *o_gn = get_child(i)->cast_to<GraphNode>();
if (!o_gn)
continue;
if (o_gn->is_selected())
o_gn->set_drag(true);
}
} else {
if (_filter_input(Vector2(b.x, b.y)))
return;
if (Input::get_singleton()->is_key_pressed(KEY_SPACE))
return;
box_selecting = true;
box_selecting_from = get_local_mouse_pos();
if (b.mod.control) {
box_selection_mode_aditive = true;
previus_selected.clear();
for (int i = get_child_count() - 1; i >= 0; i--) {
GraphNode *gn = get_child(i)->cast_to<GraphNode>();
if (!gn || !gn->is_selected())
continue;
previus_selected.push_back(gn);
}
} else if (b.mod.shift) {
box_selection_mode_aditive = false;
previus_selected.clear();
for (int i = get_child_count() - 1; i >= 0; i--) {
GraphNode *gn = get_child(i)->cast_to<GraphNode>();
if (!gn || !gn->is_selected())
continue;
previus_selected.push_back(gn);
}
} else {
box_selection_mode_aditive = true;
previus_selected.clear();
for (int i = get_child_count() - 1; i >= 0; i--) {
GraphNode *gn = get_child(i)->cast_to<GraphNode>();
if (!gn)
continue;
gn->set_selected(false);
}
}
}
}
if (b.button_index == BUTTON_LEFT && !b.pressed && box_selecting) {
box_selecting = false;
previus_selected.clear();
top_layer->update();
}
if (b.button_index == BUTTON_WHEEL_UP && b.pressed) {
//too difficult to get right
//set_zoom(zoom*ZOOM_SCALE);
}
if (b.button_index == BUTTON_WHEEL_DOWN && b.pressed) {
//too difficult to get right
//set_zoom(zoom/ZOOM_SCALE);
}
}
if (p_ev.type == InputEvent::KEY && p_ev.key.scancode == KEY_D && p_ev.key.pressed && p_ev.key.mod.command) {
emit_signal("duplicate_nodes_request");
accept_event();
}
if (p_ev.type == InputEvent::KEY && p_ev.key.scancode == KEY_DELETE && p_ev.key.pressed) {
emit_signal("delete_nodes_request");
accept_event();
}
}
