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Diffstat (limited to 'scene/gui/graph_edit.cpp')
-rw-r--r--scene/gui/graph_edit.cpp59
1 files changed, 46 insertions, 13 deletions
diff --git a/scene/gui/graph_edit.cpp b/scene/gui/graph_edit.cpp
index 38ce91a4df..d95ec9e495 100644
--- a/scene/gui/graph_edit.cpp
+++ b/scene/gui/graph_edit.cpp
@@ -58,6 +58,7 @@ Error GraphEdit::connect_node(const StringName &p_from, int p_from_port, const S
c.from_port = p_from_port;
c.to = p_to;
c.to_port = p_to_port;
+ c.activity = 0;
connections.push_back(c);
top_layer->update();
update();
@@ -267,6 +268,10 @@ void GraphEdit::remove_child_notify(Node *p_child) {
void GraphEdit::_notification(int p_what) {
+ if (p_what == NOTIFICATION_ENTER_TREE || p_what == NOTIFICATION_THEME_CHANGED) {
+ port_grab_distance_horizontal = get_constant("port_grab_distance_horizontal");
+ port_grab_distance_vertical = get_constant("port_grab_distance_vertical");
+ }
if (p_what == NOTIFICATION_READY) {
Size2 hmin = h_scroll->get_combined_minimum_size();
Size2 vmin = v_scroll->get_combined_minimum_size();
@@ -342,8 +347,6 @@ bool GraphEdit::_filter_input(const Point2 &p_point) {
Ref<Texture> port = get_icon("port", "GraphNode");
- float grab_r_extend = 2.0;
- float grab_r = port->get_width() * 0.5 * grab_r_extend;
for (int i = get_child_count() - 1; i >= 0; i--) {
GraphNode *gn = Object::cast_to<GraphNode>(get_child(i));
@@ -353,14 +356,14 @@ bool GraphEdit::_filter_input(const Point2 &p_point) {
for (int j = 0; j < gn->get_connection_output_count(); j++) {
Vector2 pos = gn->get_connection_output_position(j) + gn->get_position();
- if (pos.distance_to(p_point) < grab_r)
+ if (create_hot_zone(pos).has_point(p_point))
return true;
}
for (int j = 0; j < gn->get_connection_input_count(); j++) {
Vector2 pos = gn->get_connection_input_position(j) + gn->get_position();
- if (pos.distance_to(p_point) < grab_r) {
+ if (create_hot_zone(pos).has_point(p_point)) {
return true;
}
}
@@ -371,13 +374,11 @@ bool GraphEdit::_filter_input(const Point2 &p_point) {
void GraphEdit::_top_layer_input(const Ref<InputEvent> &p_ev) {
- float grab_r_extend = 2.0;
Ref<InputEventMouseButton> mb = p_ev;
if (mb.is_valid() && mb->get_button_index() == BUTTON_LEFT && mb->is_pressed()) {
Ref<Texture> port = get_icon("port", "GraphNode");
Vector2 mpos(mb->get_position().x, mb->get_position().y);
- float grab_r = port->get_width() * 0.5 * grab_r_extend;
for (int i = get_child_count() - 1; i >= 0; i--) {
GraphNode *gn = Object::cast_to<GraphNode>(get_child(i));
@@ -387,7 +388,7 @@ void GraphEdit::_top_layer_input(const Ref<InputEvent> &p_ev) {
for (int j = 0; j < gn->get_connection_output_count(); j++) {
Vector2 pos = gn->get_connection_output_position(j) + gn->get_position();
- if (pos.distance_to(mpos) < grab_r) {
+ if (create_hot_zone(pos).has_point(mpos)) {
if (valid_left_disconnect_types.has(gn->get_connection_output_type(j))) {
//check disconnect
@@ -434,8 +435,7 @@ void GraphEdit::_top_layer_input(const Ref<InputEvent> &p_ev) {
for (int j = 0; j < gn->get_connection_input_count(); j++) {
Vector2 pos = gn->get_connection_input_position(j) + gn->get_position();
-
- if (pos.distance_to(mpos) < grab_r) {
+ if (create_hot_zone(pos).has_point(mpos)) {
if (right_disconnects || valid_right_disconnect_types.has(gn->get_connection_input_type(j))) {
//check disconnect
@@ -491,7 +491,6 @@ void GraphEdit::_top_layer_input(const Ref<InputEvent> &p_ev) {
Ref<Texture> port = get_icon("port", "GraphNode");
Vector2 mpos = mm->get_position();
- float grab_r = port->get_width() * 0.5 * grab_r_extend;
for (int i = get_child_count() - 1; i >= 0; i--) {
GraphNode *gn = Object::cast_to<GraphNode>(get_child(i));
@@ -503,7 +502,7 @@ void GraphEdit::_top_layer_input(const Ref<InputEvent> &p_ev) {
Vector2 pos = gn->get_connection_output_position(j) + gn->get_position();
int type = gn->get_connection_output_type(j);
- if ((type == connecting_type || valid_connection_types.has(ConnType(type, connecting_type))) && pos.distance_to(mpos) < grab_r) {
+ if ((type == connecting_type || valid_connection_types.has(ConnType(type, connecting_type))) && create_hot_zone(pos).has_point(mpos)) {
connecting_target = true;
connecting_to = pos;
@@ -518,7 +517,7 @@ void GraphEdit::_top_layer_input(const Ref<InputEvent> &p_ev) {
Vector2 pos = gn->get_connection_input_position(j) + gn->get_position();
int type = gn->get_connection_input_type(j);
- if ((type == connecting_type || valid_connection_types.has(ConnType(type, connecting_type))) && pos.distance_to(mpos) < grab_r) {
+ if ((type == connecting_type || valid_connection_types.has(ConnType(type, connecting_type))) && create_hot_zone(pos).has_point(mpos)) {
connecting_target = true;
connecting_to = pos;
connecting_target_to = gn->get_name();
@@ -558,6 +557,10 @@ void GraphEdit::_top_layer_input(const Ref<InputEvent> &p_ev) {
}
}
+Rect2 GraphEdit::create_hot_zone(const Vector2 &pos) {
+ return Rect2(pos.x - port_grab_distance_horizontal, pos.y - port_grab_distance_vertical, port_grab_distance_horizontal * 2, port_grab_distance_vertical * 2);
+}
+
template <class Vector2>
static _FORCE_INLINE_ Vector2 _bezier_interp(real_t t, Vector2 start, Vector2 control_1, Vector2 control_2, Vector2 end) {
/* Formula from Wikipedia article on Bezier curves. */
@@ -624,6 +627,7 @@ void GraphEdit::_draw_cos_line(CanvasItem *p_where, const Vector2 &p_from, const
void GraphEdit::_connections_layer_draw() {
+ Color activity_color = get_color("activity");
//draw connections
List<List<Connection>::Element *> to_erase;
for (List<Connection>::Element *E = connections.front(); E; E = E->next()) {
@@ -661,6 +665,11 @@ void GraphEdit::_connections_layer_draw() {
Color color = gfrom->get_connection_output_color(E->get().from_port);
Vector2 topos = gto->get_connection_input_position(E->get().to_port) + gto->get_offset() * zoom;
Color tocolor = gto->get_connection_input_color(E->get().to_port);
+
+ if (E->get().activity > 0) {
+ color = color.linear_interpolate(activity_color, E->get().activity);
+ tocolor = tocolor.linear_interpolate(activity_color, E->get().activity);
+ }
_draw_cos_line(connections_layer, frompos, topos, color, tocolor);
}
@@ -980,6 +989,23 @@ void GraphEdit::_gui_input(const Ref<InputEvent> &p_ev) {
}
}
+void GraphEdit::set_connection_activity(const StringName &p_from, int p_from_port, const StringName &p_to, int p_to_port, float p_activity) {
+
+ for (List<Connection>::Element *E = connections.front(); E; E = E->next()) {
+
+ if (E->get().from == p_from && E->get().from_port == p_from_port && E->get().to == p_to && E->get().to_port == p_to_port) {
+
+ if (ABS(E->get().activity != p_activity)) {
+ //update only if changed
+ top_layer->update();
+ connections_layer->update();
+ }
+ E->get().activity = p_activity;
+ return;
+ }
+ }
+}
+
void GraphEdit::clear_connections() {
connections.clear();
@@ -1141,11 +1167,16 @@ void GraphEdit::_snap_value_changed(double) {
update();
}
+HBoxContainer *GraphEdit::get_zoom_hbox() {
+ return zoom_hb;
+}
+
void GraphEdit::_bind_methods() {
ClassDB::bind_method(D_METHOD("connect_node", "from", "from_port", "to", "to_port"), &GraphEdit::connect_node);
ClassDB::bind_method(D_METHOD("is_node_connected", "from", "from_port", "to", "to_port"), &GraphEdit::is_node_connected);
ClassDB::bind_method(D_METHOD("disconnect_node", "from", "from_port", "to", "to_port"), &GraphEdit::disconnect_node);
+ ClassDB::bind_method(D_METHOD("set_connection_activity", "from", "from_port", "to", "to_port", "amount"), &GraphEdit::set_connection_activity);
ClassDB::bind_method(D_METHOD("get_connection_list"), &GraphEdit::_get_connection_list);
ClassDB::bind_method(D_METHOD("clear_connections"), &GraphEdit::clear_connections);
ClassDB::bind_method(D_METHOD("get_scroll_ofs"), &GraphEdit::get_scroll_ofs);
@@ -1187,6 +1218,8 @@ void GraphEdit::_bind_methods() {
ClassDB::bind_method(D_METHOD("_update_scroll_offset"), &GraphEdit::_update_scroll_offset);
ClassDB::bind_method(D_METHOD("_connections_layer_draw"), &GraphEdit::_connections_layer_draw);
+ ClassDB::bind_method(D_METHOD("get_zoom_hbox"), &GraphEdit::get_zoom_hbox);
+
ClassDB::bind_method(D_METHOD("set_selected", "node"), &GraphEdit::set_selected);
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "right_disconnects"), "set_right_disconnects", "is_right_disconnects_enabled");
@@ -1253,7 +1286,7 @@ GraphEdit::GraphEdit() {
zoom = 1;
- HBoxContainer *zoom_hb = memnew(HBoxContainer);
+ zoom_hb = memnew(HBoxContainer);
top_layer->add_child(zoom_hb);
zoom_hb->set_position(Vector2(10, 10));
generated by cgit v1.2.3 (git 2.25.1) at 2025-02-04 13:54:02 +0000