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Diffstat (limited to 'scene/gui/graph_edit.cpp')
-rw-r--r--scene/gui/graph_edit.cpp245
1 files changed, 147 insertions, 98 deletions
diff --git a/scene/gui/graph_edit.cpp b/scene/gui/graph_edit.cpp
index 1ddec4f587..1394b4192f 100644
--- a/scene/gui/graph_edit.cpp
+++ b/scene/gui/graph_edit.cpp
@@ -35,6 +35,7 @@
#include "core/os/keyboard.h"
#include "scene/gui/box_container.h"
#include "scene/gui/button.h"
+#include "scene/gui/view_panner.h"
constexpr int MINIMAP_OFFSET = 12;
constexpr int MINIMAP_PADDING = 5;
@@ -422,82 +423,86 @@ 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_theme_constant(SNAME("port_grab_distance_horizontal"));
- port_grab_distance_vertical = get_theme_constant(SNAME("port_grab_distance_vertical"));
+ switch (p_what) {
+ case NOTIFICATION_ENTER_TREE:
+ case NOTIFICATION_THEME_CHANGED: {
+ port_grab_distance_horizontal = get_theme_constant(SNAME("port_grab_distance_horizontal"));
+ port_grab_distance_vertical = get_theme_constant(SNAME("port_grab_distance_vertical"));
+
+ zoom_minus->set_icon(get_theme_icon(SNAME("minus")));
+ zoom_reset->set_icon(get_theme_icon(SNAME("reset")));
+ zoom_plus->set_icon(get_theme_icon(SNAME("more")));
+ snap_button->set_icon(get_theme_icon(SNAME("snap")));
+ minimap_button->set_icon(get_theme_icon(SNAME("minimap")));
+ layout_button->set_icon(get_theme_icon(SNAME("layout")));
+
+ zoom_label->set_custom_minimum_size(Size2(48, 0) * get_theme_default_base_scale());
+ } break;
- zoom_minus->set_icon(get_theme_icon(SNAME("minus")));
- zoom_reset->set_icon(get_theme_icon(SNAME("reset")));
- zoom_plus->set_icon(get_theme_icon(SNAME("more")));
- snap_button->set_icon(get_theme_icon(SNAME("snap")));
- minimap_button->set_icon(get_theme_icon(SNAME("minimap")));
- layout_button->set_icon(get_theme_icon(SNAME("layout")));
+ case NOTIFICATION_READY: {
+ Size2 hmin = h_scroll->get_combined_minimum_size();
+ Size2 vmin = v_scroll->get_combined_minimum_size();
- zoom_label->set_custom_minimum_size(Size2(48, 0) * get_theme_default_base_scale());
- }
- if (p_what == NOTIFICATION_READY) {
- Size2 hmin = h_scroll->get_combined_minimum_size();
- Size2 vmin = v_scroll->get_combined_minimum_size();
+ h_scroll->set_anchor_and_offset(SIDE_LEFT, ANCHOR_BEGIN, 0);
+ h_scroll->set_anchor_and_offset(SIDE_RIGHT, ANCHOR_END, 0);
+ h_scroll->set_anchor_and_offset(SIDE_TOP, ANCHOR_END, -hmin.height);
+ h_scroll->set_anchor_and_offset(SIDE_BOTTOM, ANCHOR_END, 0);
- h_scroll->set_anchor_and_offset(SIDE_LEFT, ANCHOR_BEGIN, 0);
- h_scroll->set_anchor_and_offset(SIDE_RIGHT, ANCHOR_END, 0);
- h_scroll->set_anchor_and_offset(SIDE_TOP, ANCHOR_END, -hmin.height);
- h_scroll->set_anchor_and_offset(SIDE_BOTTOM, ANCHOR_END, 0);
+ v_scroll->set_anchor_and_offset(SIDE_LEFT, ANCHOR_END, -vmin.width);
+ v_scroll->set_anchor_and_offset(SIDE_RIGHT, ANCHOR_END, 0);
+ v_scroll->set_anchor_and_offset(SIDE_TOP, ANCHOR_BEGIN, 0);
+ v_scroll->set_anchor_and_offset(SIDE_BOTTOM, ANCHOR_END, 0);
+ } break;
- v_scroll->set_anchor_and_offset(SIDE_LEFT, ANCHOR_END, -vmin.width);
- v_scroll->set_anchor_and_offset(SIDE_RIGHT, ANCHOR_END, 0);
- v_scroll->set_anchor_and_offset(SIDE_TOP, ANCHOR_BEGIN, 0);
- v_scroll->set_anchor_and_offset(SIDE_BOTTOM, ANCHOR_END, 0);
- }
- if (p_what == NOTIFICATION_DRAW) {
- draw_style_box(get_theme_stylebox(SNAME("bg")), Rect2(Point2(), get_size()));
+ case NOTIFICATION_DRAW: {
+ draw_style_box(get_theme_stylebox(SNAME("bg")), Rect2(Point2(), get_size()));
- if (is_using_snap()) {
- //draw grid
+ if (is_using_snap()) {
+ // Draw grid.
+ int snap = get_snap();
- int snap = get_snap();
+ Vector2 offset = get_scroll_ofs() / zoom;
+ Size2 size = get_size() / zoom;
- Vector2 offset = get_scroll_ofs() / zoom;
- Size2 size = get_size() / zoom;
+ Point2i from = (offset / float(snap)).floor();
+ Point2i len = (size / float(snap)).floor() + Vector2(1, 1);
- Point2i from = (offset / float(snap)).floor();
- Point2i len = (size / float(snap)).floor() + Vector2(1, 1);
+ Color grid_minor = get_theme_color(SNAME("grid_minor"));
+ Color grid_major = get_theme_color(SNAME("grid_major"));
- Color grid_minor = get_theme_color(SNAME("grid_minor"));
- Color grid_major = get_theme_color(SNAME("grid_major"));
+ for (int i = from.x; i < from.x + len.x; i++) {
+ Color color;
- for (int i = from.x; i < from.x + len.x; i++) {
- Color color;
+ if (ABS(i) % 10 == 0) {
+ color = grid_major;
+ } else {
+ color = grid_minor;
+ }
- if (ABS(i) % 10 == 0) {
- color = grid_major;
- } else {
- color = grid_minor;
+ float base_ofs = i * snap * zoom - offset.x * zoom;
+ draw_line(Vector2(base_ofs, 0), Vector2(base_ofs, get_size().height), color);
}
- float base_ofs = i * snap * zoom - offset.x * zoom;
- draw_line(Vector2(base_ofs, 0), Vector2(base_ofs, get_size().height), color);
- }
+ for (int i = from.y; i < from.y + len.y; i++) {
+ Color color;
- for (int i = from.y; i < from.y + len.y; i++) {
- Color color;
+ if (ABS(i) % 10 == 0) {
+ color = grid_major;
+ } else {
+ color = grid_minor;
+ }
- if (ABS(i) % 10 == 0) {
- color = grid_major;
- } else {
- color = grid_minor;
+ float base_ofs = i * snap * zoom - offset.y * zoom;
+ draw_line(Vector2(0, base_ofs), Vector2(get_size().width, base_ofs), color);
}
-
- float base_ofs = i * snap * zoom - offset.y * zoom;
- draw_line(Vector2(0, base_ofs), Vector2(get_size().width, base_ofs), color);
}
- }
- }
+ } break;
- if (p_what == NOTIFICATION_RESIZED) {
- _update_scroll();
- top_layer->update();
- minimap->update();
+ case NOTIFICATION_RESIZED: {
+ _update_scroll();
+ top_layer->update();
+ minimap->update();
+ } break;
}
}
@@ -600,6 +605,7 @@ void GraphEdit::_top_layer_input(const Ref<InputEvent> &p_ev) {
to = get_node(String(connecting_from)); //maybe it was erased
if (Object::cast_to<GraphNode>(to)) {
connecting = true;
+ emit_signal(SNAME("connection_drag_started"), connecting_from, connecting_index, false);
}
return;
}
@@ -616,6 +622,7 @@ void GraphEdit::_top_layer_input(const Ref<InputEvent> &p_ev) {
connecting_target = false;
connecting_to = pos;
just_disconnected = false;
+ emit_signal(SNAME("connection_drag_started"), connecting_from, connecting_index, true);
return;
}
}
@@ -642,6 +649,7 @@ void GraphEdit::_top_layer_input(const Ref<InputEvent> &p_ev) {
fr = get_node(String(connecting_from)); //maybe it was erased
if (Object::cast_to<GraphNode>(fr)) {
connecting = true;
+ emit_signal(SNAME("connection_drag_started"), connecting_from, connecting_index, true);
}
return;
}
@@ -658,7 +666,7 @@ void GraphEdit::_top_layer_input(const Ref<InputEvent> &p_ev) {
connecting_target = false;
connecting_to = pos;
just_disconnected = false;
-
+ emit_signal(SNAME("connection_drag_started"), connecting_from, connecting_index, false);
return;
}
}
@@ -740,11 +748,9 @@ void GraphEdit::_top_layer_input(const Ref<InputEvent> &p_ev) {
}
}
- connecting = false;
- top_layer->update();
- minimap->update();
- update();
- connections_layer->update();
+ if (connecting) {
+ force_connection_drag_end();
+ }
}
}
@@ -772,8 +778,9 @@ bool GraphEdit::_check_clickable_control(Control *p_control, const Vector2 &pos)
}
bool GraphEdit::is_in_input_hotzone(GraphNode *p_graph_node, int p_slot_index, const Vector2 &p_mouse_pos, const Vector2i &p_port_size) {
- if (get_script_instance() && get_script_instance()->has_method("_is_in_input_hotzone")) {
- return get_script_instance()->call("_is_in_input_hotzone", p_graph_node, p_slot_index, p_mouse_pos);
+ bool success;
+ if (GDVIRTUAL_CALL(_is_in_input_hotzone, p_graph_node, p_slot_index, p_mouse_pos, success)) {
+ return success;
} else {
Vector2 pos = p_graph_node->get_connection_input_position(p_slot_index) + p_graph_node->get_position();
return is_in_port_hotzone(pos / zoom, p_mouse_pos, p_port_size, true);
@@ -781,8 +788,9 @@ bool GraphEdit::is_in_input_hotzone(GraphNode *p_graph_node, int p_slot_index, c
}
bool GraphEdit::is_in_output_hotzone(GraphNode *p_graph_node, int p_slot_index, const Vector2 &p_mouse_pos, const Vector2i &p_port_size) {
- if (get_script_instance() && get_script_instance()->has_method("_is_in_output_hotzone")) {
- return get_script_instance()->call("_is_in_output_hotzone", p_graph_node, p_slot_index, p_mouse_pos);
+ bool success;
+ if (GDVIRTUAL_CALL(_is_in_output_hotzone, p_graph_node, p_slot_index, p_mouse_pos, success)) {
+ return success;
} else {
Vector2 pos = p_graph_node->get_connection_output_position(p_slot_index) + p_graph_node->get_position();
return is_in_port_hotzone(pos / zoom, p_mouse_pos, p_port_size, false);
@@ -1066,13 +1074,11 @@ void GraphEdit::set_selected(Node *p_child) {
void GraphEdit::gui_input(const Ref<InputEvent> &p_ev) {
ERR_FAIL_COND(p_ev.is_null());
+ if (panner->gui_input(p_ev, warped_panning ? get_global_rect() : Rect2())) {
+ return;
+ }
Ref<InputEventMouseMotion> mm = p_ev;
- if (mm.is_valid() && ((mm->get_button_mask() & MouseButton::MASK_MIDDLE) != MouseButton::NONE || ((mm->get_button_mask() & MouseButton::MASK_LEFT) != MouseButton::NONE && Input::get_singleton()->is_key_pressed(Key::SPACE)))) {
- Vector2i relative = Input::get_singleton()->warp_mouse_motion(mm, get_global_rect());
- h_scroll->set_value(h_scroll->get_value() - relative.x);
- v_scroll->set_value(v_scroll->get_value() - relative.y);
- }
if (mm.is_valid() && dragging) {
if (!moving_selection) {
@@ -1162,11 +1168,9 @@ void GraphEdit::gui_input(const Ref<InputEvent> &p_ev) {
minimap->update();
} else {
if (connecting) {
- connecting = false;
- top_layer->update();
- minimap->update();
+ force_connection_drag_end();
} else {
- emit_signal(SNAME("popup_request"), get_screen_position() + b->get_position());
+ emit_signal(SNAME("popup_request"), b->get_position());
}
}
}
@@ -1274,7 +1278,7 @@ void GraphEdit::gui_input(const Ref<InputEvent> &p_ev) {
if (_filter_input(b->get_position())) {
return;
}
- if (Input::get_singleton()->is_key_pressed(Key::SPACE)) {
+ if (panner->is_panning()) {
return;
}
@@ -1326,22 +1330,6 @@ void GraphEdit::gui_input(const Ref<InputEvent> &p_ev) {
top_layer->update();
minimap->update();
}
-
- int scroll_direction = (b->get_button_index() == MouseButton::WHEEL_DOWN) - (b->get_button_index() == MouseButton::WHEEL_UP);
- if (scroll_direction != 0) {
- if (b->is_ctrl_pressed()) {
- if (b->is_shift_pressed()) {
- // Horizontal scrolling.
- h_scroll->set_value(h_scroll->get_value() + (h_scroll->get_page() * b->get_factor() / 8) * scroll_direction);
- } else {
- // Vertical scrolling.
- v_scroll->set_value(v_scroll->get_value() + (v_scroll->get_page() * b->get_factor() / 8) * scroll_direction);
- }
- } else {
- // Zooming.
- set_zoom_custom(scroll_direction < 0 ? zoom * zoom_step : zoom / zoom_step, b->get_position());
- }
- }
}
if (p_ev->is_pressed()) {
@@ -1372,6 +1360,23 @@ void GraphEdit::gui_input(const Ref<InputEvent> &p_ev) {
}
}
+void GraphEdit::_scroll_callback(Vector2 p_scroll_vec, bool p_alt) {
+ if (p_scroll_vec.x != 0) {
+ h_scroll->set_value(h_scroll->get_value() + (h_scroll->get_page() * Math::abs(p_scroll_vec.x) / 8) * SIGN(p_scroll_vec.x));
+ } else {
+ v_scroll->set_value(v_scroll->get_value() + (v_scroll->get_page() * Math::abs(p_scroll_vec.y) / 8) * SIGN(p_scroll_vec.y));
+ }
+}
+
+void GraphEdit::_pan_callback(Vector2 p_scroll_vec) {
+ h_scroll->set_value(h_scroll->get_value() - p_scroll_vec.x);
+ v_scroll->set_value(v_scroll->get_value() - p_scroll_vec.y);
+}
+
+void GraphEdit::_zoom_callback(Vector2 p_scroll_vec, Vector2 p_origin, bool p_alt) {
+ set_zoom_custom(p_scroll_vec.y < 0 ? zoom * zoom_step : zoom / zoom_step, p_origin);
+}
+
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 (Connection &E : connections) {
if (E.from == p_from && E.from_port == p_from_port && E.to == p_to && E.to_port == p_to_port) {
@@ -1394,6 +1399,26 @@ void GraphEdit::clear_connections() {
connections_layer->update();
}
+void GraphEdit::force_connection_drag_end() {
+ ERR_FAIL_COND_MSG(!connecting, "Drag end requested without active drag!");
+ connecting = false;
+ connecting_valid = false;
+ top_layer->update();
+ minimap->update();
+ update();
+ connections_layer->update();
+ emit_signal(SNAME("connection_drag_ended"));
+}
+
+void GraphEdit::set_panning_scheme(PanningScheme p_scheme) {
+ panning_scheme = p_scheme;
+ panner->set_control_scheme((ViewPanner::ControlScheme)p_scheme);
+}
+
+GraphEdit::PanningScheme GraphEdit::get_panning_scheme() const {
+ return panning_scheme;
+}
+
void GraphEdit::set_zoom(float p_zoom) {
set_zoom_custom(p_zoom, get_size() / 2);
}
@@ -1659,12 +1684,21 @@ HBoxContainer *GraphEdit::get_zoom_hbox() {
return zoom_hb;
}
+Ref<ViewPanner> GraphEdit::get_panner() {
+ return panner;
+}
+
+void GraphEdit::set_warped_panning(bool p_warped) {
+ warped_panning = p_warped;
+}
+
int GraphEdit::_set_operations(SET_OPERATIONS p_operation, Set<StringName> &r_u, const Set<StringName> &r_v) {
switch (p_operation) {
case GraphEdit::IS_EQUAL: {
for (Set<StringName>::Element *E = r_u.front(); E; E = E->next()) {
- if (!r_v.has(E->get()))
+ if (!r_v.has(E->get())) {
return 0;
+ }
}
return r_u.size() == r_v.size();
} break;
@@ -1673,8 +1707,9 @@ int GraphEdit::_set_operations(SET_OPERATIONS p_operation, Set<StringName> &r_u,
return 1;
}
for (Set<StringName>::Element *E = r_u.front(); E; E = E->next()) {
- if (!r_v.has(E->get()))
+ if (!r_v.has(E->get())) {
return 0;
+ }
}
return 1;
} break;
@@ -2165,6 +2200,7 @@ void GraphEdit::_bind_methods() {
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("force_connection_drag_end"), &GraphEdit::force_connection_drag_end);
ClassDB::bind_method(D_METHOD("get_scroll_ofs"), &GraphEdit::get_scroll_ofs);
ClassDB::bind_method(D_METHOD("set_scroll_ofs", "ofs"), &GraphEdit::set_scroll_ofs);
@@ -2177,6 +2213,9 @@ void GraphEdit::_bind_methods() {
ClassDB::bind_method(D_METHOD("is_valid_connection_type", "from_type", "to_type"), &GraphEdit::is_valid_connection_type);
ClassDB::bind_method(D_METHOD("get_connection_line", "from", "to"), &GraphEdit::get_connection_line);
+ ClassDB::bind_method(D_METHOD("set_panning_scheme", "scheme"), &GraphEdit::set_panning_scheme);
+ ClassDB::bind_method(D_METHOD("get_panning_scheme"), &GraphEdit::get_panning_scheme);
+
ClassDB::bind_method(D_METHOD("set_zoom", "zoom"), &GraphEdit::set_zoom);
ClassDB::bind_method(D_METHOD("get_zoom"), &GraphEdit::get_zoom);
@@ -2216,8 +2255,8 @@ void GraphEdit::_bind_methods() {
ClassDB::bind_method(D_METHOD("is_right_disconnects_enabled"), &GraphEdit::is_right_disconnects_enabled);
ClassDB::bind_method(D_METHOD("_update_scroll_offset"), &GraphEdit::_update_scroll_offset);
- ClassDB::add_virtual_method(get_class_static(), MethodInfo(Variant::BOOL, "_is_in_input_hotzone", PropertyInfo(Variant::OBJECT, "graph_node"), PropertyInfo(Variant::INT, "slot_index"), PropertyInfo(Variant::VECTOR2, "mouse_position")));
- ClassDB::add_virtual_method(get_class_static(), MethodInfo(Variant::BOOL, "_is_in_output_hotzone", PropertyInfo(Variant::OBJECT, "graph_node"), PropertyInfo(Variant::INT, "slot_index"), PropertyInfo(Variant::VECTOR2, "mouse_position")));
+ GDVIRTUAL_BIND(_is_in_input_hotzone, "graph_node", "slot_index", "mouse_position");
+ GDVIRTUAL_BIND(_is_in_output_hotzone, "graph_node", "slot_index", "mouse_position");
ClassDB::bind_method(D_METHOD("get_zoom_hbox"), &GraphEdit::get_zoom_hbox);
@@ -2231,6 +2270,7 @@ void GraphEdit::_bind_methods() {
ADD_PROPERTY(PropertyInfo(Variant::VECTOR2, "scroll_offset"), "set_scroll_ofs", "get_scroll_ofs");
ADD_PROPERTY(PropertyInfo(Variant::INT, "snap_distance"), "set_snap", "get_snap");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "use_snap"), "set_use_snap", "is_using_snap");
+ ADD_PROPERTY(PropertyInfo(Variant::INT, "panning_scheme", PROPERTY_HINT_ENUM, "Scroll Zooms,Scroll Pans"), "set_panning_scheme", "get_panning_scheme");
ADD_GROUP("Connection Lines", "connection_lines");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "connection_lines_thickness"), "set_connection_lines_thickness", "get_connection_lines_thickness");
@@ -2262,6 +2302,11 @@ void GraphEdit::_bind_methods() {
ADD_SIGNAL(MethodInfo("begin_node_move"));
ADD_SIGNAL(MethodInfo("end_node_move"));
ADD_SIGNAL(MethodInfo("scroll_offset_changed", PropertyInfo(Variant::VECTOR2, "ofs")));
+ ADD_SIGNAL(MethodInfo("connection_drag_started", PropertyInfo(Variant::STRING, "from"), PropertyInfo(Variant::STRING, "slot"), PropertyInfo(Variant::BOOL, "is_output")));
+ ADD_SIGNAL(MethodInfo("connection_drag_ended"));
+
+ BIND_ENUM_CONSTANT(SCROLL_ZOOMS);
+ BIND_ENUM_CONSTANT(SCROLL_PANS);
}
GraphEdit::GraphEdit() {
@@ -2274,12 +2319,16 @@ GraphEdit::GraphEdit() {
// Allow zooming 4 times from the default zoom level.
zoom_max = (1 * Math::pow(zoom_step, 4));
+ panner.instantiate();
+ panner->set_callbacks(callable_mp(this, &GraphEdit::_scroll_callback), callable_mp(this, &GraphEdit::_pan_callback), callable_mp(this, &GraphEdit::_zoom_callback));
+
top_layer = memnew(GraphEditFilter(this));
add_child(top_layer, false, INTERNAL_MODE_BACK);
top_layer->set_mouse_filter(MOUSE_FILTER_PASS);
top_layer->set_anchors_and_offsets_preset(Control::PRESET_WIDE);
top_layer->connect("draw", callable_mp(this, &GraphEdit::_top_layer_draw));
top_layer->connect("gui_input", callable_mp(this, &GraphEdit::_top_layer_input));
+ top_layer->connect("focus_exited", callable_mp(panner.ptr(), &ViewPanner::release_pan_key));
connections_layer = memnew(Control);
add_child(connections_layer, false, INTERNAL_MODE_FRONT);
generated by cgit v1.2.3 (git 2.25.1) at 2025-03-23 01:36:28 +0000