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Diffstat (limited to 'scene/gui/graph_edit.cpp')
-rw-r--r--scene/gui/graph_edit.cpp270
1 files changed, 183 insertions, 87 deletions
diff --git a/scene/gui/graph_edit.cpp b/scene/gui/graph_edit.cpp
index 5a4dacd897..2281fb19c6 100644
--- a/scene/gui/graph_edit.cpp
+++ b/scene/gui/graph_edit.cpp
@@ -40,13 +40,8 @@
#include "editor/editor_scale.h"
#endif
-#define ZOOM_SCALE 1.2
-
-#define MIN_ZOOM (((1 / ZOOM_SCALE) / ZOOM_SCALE) / ZOOM_SCALE)
-#define MAX_ZOOM (1 * ZOOM_SCALE * ZOOM_SCALE * ZOOM_SCALE)
-
-#define MINIMAP_OFFSET 12
-#define MINIMAP_PADDING 5
+constexpr int MINIMAP_OFFSET = 12;
+constexpr int MINIMAP_PADDING = 5;
bool GraphEditFilter::has_point(const Point2 &p_point) const {
return ge->_filter_input(p_point);
@@ -167,7 +162,7 @@ void GraphEditMinimap::_gui_input(const Ref<InputEvent> &p_ev) {
if (mb->is_pressed()) {
is_pressing = true;
- Ref<Texture2D> resizer = get_theme_icon("resizer");
+ Ref<Texture2D> resizer = get_theme_icon(SNAME("resizer"));
Rect2 resizer_hitbox = Rect2(Point2(), resizer->get_size());
if (resizer_hitbox.has_point(mb->get_position())) {
is_resizing = true;
@@ -244,10 +239,6 @@ void GraphEdit::disconnect_node(const StringName &p_from, int p_from_port, const
}
}
-bool GraphEdit::clips_input() const {
- return true;
-}
-
void GraphEdit::get_connection_list(List<Connection> *r_connections) const {
*r_connections = connections;
}
@@ -266,7 +257,7 @@ Vector2 GraphEdit::get_scroll_ofs() const {
void GraphEdit::_scroll_moved(double) {
if (!awaiting_scroll_offset_update) {
- call_deferred("_update_scroll_offset");
+ call_deferred(SNAME("_update_scroll_offset"));
awaiting_scroll_offset_update = true;
}
top_layer->update();
@@ -274,7 +265,7 @@ void GraphEdit::_scroll_moved(double) {
update();
if (!setting_scroll_ofs) { //in godot, signals on change value are avoided as a convention
- emit_signal("scroll_offset_changed", get_scroll_ofs());
+ emit_signal(SNAME("scroll_offset_changed"), get_scroll_ofs());
}
}
@@ -354,7 +345,7 @@ void GraphEdit::_update_scroll() {
set_block_minimum_size_adjust(false);
if (!awaiting_scroll_offset_update) {
- call_deferred("_update_scroll_offset");
+ call_deferred(SNAME("_update_scroll_offset"));
awaiting_scroll_offset_update = true;
}
@@ -380,7 +371,7 @@ void GraphEdit::_graph_node_raised(Node *p_gn) {
move_child(connections_layer, first_not_comment);
top_layer->raise();
- emit_signal("node_selected", p_gn);
+ emit_signal(SNAME("node_selected"), p_gn);
}
void GraphEdit::_graph_node_moved(Node *p_gn) {
@@ -404,7 +395,7 @@ void GraphEdit::_graph_node_slot_updated(int p_index, Node *p_gn) {
void GraphEdit::add_child_notify(Node *p_child) {
Control::add_child_notify(p_child);
- top_layer->call_deferred("raise"); // Top layer always on top!
+ top_layer->call_deferred(SNAME("raise")); // Top layer always on top!
GraphNode *gn = Object::cast_to<GraphNode>(p_child);
if (gn) {
@@ -430,7 +421,7 @@ void GraphEdit::remove_child_notify(Node *p_child) {
}
if (top_layer != nullptr && is_inside_tree()) {
- top_layer->call_deferred("raise"); // Top layer always on top!
+ top_layer->call_deferred(SNAME("raise")); // Top layer always on top!
}
GraphNode *gn = Object::cast_to<GraphNode>(p_child);
@@ -451,14 +442,14 @@ 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("port_grab_distance_horizontal");
- port_grab_distance_vertical = get_theme_constant("port_grab_distance_vertical");
-
- zoom_minus->set_icon(get_theme_icon("minus"));
- zoom_reset->set_icon(get_theme_icon("reset"));
- zoom_plus->set_icon(get_theme_icon("more"));
- snap_button->set_icon(get_theme_icon("snap"));
- minimap_button->set_icon(get_theme_icon("minimap"));
+ 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")));
}
if (p_what == NOTIFICATION_READY) {
Size2 hmin = h_scroll->get_combined_minimum_size();
@@ -475,7 +466,7 @@ void GraphEdit::_notification(int p_what) {
v_scroll->set_anchor_and_offset(SIDE_BOTTOM, ANCHOR_END, 0);
}
if (p_what == NOTIFICATION_DRAW) {
- draw_style_box(get_theme_stylebox("bg"), Rect2(Point2(), get_size()));
+ draw_style_box(get_theme_stylebox(SNAME("bg")), Rect2(Point2(), get_size()));
if (is_using_snap()) {
//draw grid
@@ -488,8 +479,8 @@ void GraphEdit::_notification(int p_what) {
Point2i from = (offset / float(snap)).floor();
Point2i len = (size / float(snap)).floor() + Vector2(1, 1);
- Color grid_minor = get_theme_color("grid_minor");
- Color grid_major = get_theme_color("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;
@@ -527,7 +518,7 @@ void GraphEdit::_notification(int p_what) {
}
bool GraphEdit::_filter_input(const Point2 &p_point) {
- Ref<Texture2D> port = get_theme_icon("port", "GraphNode");
+ Ref<Texture2D> port = get_theme_icon(SNAME("port"), SNAME("GraphNode"));
for (int i = get_child_count() - 1; i >= 0; i--) {
GraphNode *gn = Object::cast_to<GraphNode>(get_child(i));
@@ -557,7 +548,7 @@ void GraphEdit::_top_layer_input(const Ref<InputEvent> &p_ev) {
Ref<InputEventMouseButton> mb = p_ev;
if (mb.is_valid() && mb->get_button_index() == MOUSE_BUTTON_LEFT && mb->is_pressed()) {
connecting_valid = false;
- Ref<Texture2D> port = get_theme_icon("port", "GraphNode");
+ Ref<Texture2D> port = get_theme_icon(SNAME("port"), SNAME("GraphNode"));
click_pos = mb->get_position() / zoom;
for (int i = get_child_count() - 1; i >= 0; i--) {
GraphNode *gn = Object::cast_to<GraphNode>(get_child(i));
@@ -583,7 +574,7 @@ void GraphEdit::_top_layer_input(const Ref<InputEvent> &p_ev) {
connecting_to = pos;
just_disconnected = true;
- emit_signal("disconnection_request", E->get().from, E->get().from_port, E->get().to, E->get().to_port);
+ emit_signal(SNAME("disconnection_request"), E->get().from, E->get().from_port, E->get().to, E->get().to_port);
to = get_node(String(connecting_from)); //maybe it was erased
if (Object::cast_to<GraphNode>(to)) {
connecting = true;
@@ -625,7 +616,7 @@ void GraphEdit::_top_layer_input(const Ref<InputEvent> &p_ev) {
connecting_to = pos;
just_disconnected = true;
- emit_signal("disconnection_request", E->get().from, E->get().from_port, E->get().to, E->get().to_port);
+ emit_signal(SNAME("disconnection_request"), E->get().from, E->get().from_port, E->get().to, E->get().to_port);
fr = get_node(String(connecting_from)); //maybe it was erased
if (Object::cast_to<GraphNode>(fr)) {
connecting = true;
@@ -661,7 +652,7 @@ void GraphEdit::_top_layer_input(const Ref<InputEvent> &p_ev) {
connecting_valid = just_disconnected || click_pos.distance_to(connecting_to / zoom) > 20.0 * zoom;
if (connecting_valid) {
- Ref<Texture2D> port = get_theme_icon("port", "GraphNode");
+ Ref<Texture2D> port = get_theme_icon(SNAME("port"), SNAME("GraphNode"));
Vector2 mpos = mm->get_position() / zoom;
for (int i = get_child_count() - 1; i >= 0; i--) {
GraphNode *gn = Object::cast_to<GraphNode>(get_child(i));
@@ -710,7 +701,7 @@ void GraphEdit::_top_layer_input(const Ref<InputEvent> &p_ev) {
SWAP(from, to);
SWAP(from_slot, to_slot);
}
- emit_signal("connection_request", from, from_slot, to, to_slot);
+ emit_signal(SNAME("connection_request"), from, from_slot, to, to_slot);
} else if (!just_disconnected) {
String from = connecting_from;
@@ -718,9 +709,9 @@ void GraphEdit::_top_layer_input(const Ref<InputEvent> &p_ev) {
Vector2 ofs = Vector2(mb->get_position().x, mb->get_position().y);
if (!connecting_out) {
- emit_signal("connection_from_empty", from, from_slot, ofs);
+ emit_signal(SNAME("connection_from_empty"), from, from_slot, ofs);
} else {
- emit_signal("connection_to_empty", from, from_slot, ofs);
+ emit_signal(SNAME("connection_to_empty"), from, from_slot, ofs);
}
}
}
@@ -824,12 +815,12 @@ void GraphEdit::_bake_segment2d(Vector<Vector2> &points, Vector<Color> &colors,
}
}
-void GraphEdit::_draw_cos_line(CanvasItem *p_where, const Vector2 &p_from, const Vector2 &p_to, const Color &p_color, const Color &p_to_color, float p_width, float p_bezier_ratio = 1.0) {
+void GraphEdit::_draw_cos_line(CanvasItem *p_where, const Vector2 &p_from, const Vector2 &p_to, const Color &p_color, const Color &p_to_color, float p_width, float p_bezier_ratio) {
//cubic bezier code
float diff = p_to.x - p_from.x;
float cp_offset;
- int cp_len = get_theme_constant("bezier_len_pos") * p_bezier_ratio;
- int cp_neg_len = get_theme_constant("bezier_len_neg") * p_bezier_ratio;
+ int cp_len = get_theme_constant(SNAME("bezier_len_pos")) * p_bezier_ratio;
+ int cp_neg_len = get_theme_constant(SNAME("bezier_len_neg")) * p_bezier_ratio;
if (diff > 0) {
cp_offset = MIN(cp_len, diff * 0.5);
@@ -858,7 +849,7 @@ void GraphEdit::_draw_cos_line(CanvasItem *p_where, const Vector2 &p_from, const
}
void GraphEdit::_connections_layer_draw() {
- Color activity_color = get_theme_color("activity");
+ Color activity_color = get_theme_color(SNAME("activity"));
//draw connections
List<List<Connection>::Element *> to_erase;
for (List<Connection>::Element *E = connections.front(); E; E = E->next()) {
@@ -943,8 +934,8 @@ void GraphEdit::_top_layer_draw() {
}
if (box_selecting) {
- top_layer->draw_rect(box_selecting_rect, get_theme_color("selection_fill"));
- top_layer->draw_rect(box_selecting_rect, get_theme_color("selection_stroke"), false);
+ top_layer->draw_rect(box_selecting_rect, get_theme_color(SNAME("selection_fill")));
+ top_layer->draw_rect(box_selecting_rect, get_theme_color(SNAME("selection_stroke")), false);
}
}
@@ -957,7 +948,7 @@ void GraphEdit::_minimap_draw() {
// Draw the minimap background.
Rect2 minimap_rect = Rect2(Point2(), minimap->get_size());
- minimap->draw_style_box(minimap->get_theme_stylebox("bg"), minimap_rect);
+ minimap->draw_style_box(minimap->get_theme_stylebox(SNAME("bg")), minimap_rect);
Vector2 graph_offset = minimap->_get_graph_offset();
Vector2 minimap_offset = minimap->minimap_offset;
@@ -973,7 +964,7 @@ void GraphEdit::_minimap_draw() {
Vector2 node_size = minimap->_convert_from_graph_position(gn->get_size() * zoom);
Rect2 node_rect = Rect2(node_position, node_size);
- Ref<StyleBoxFlat> sb_minimap = minimap->get_theme_stylebox("node")->duplicate();
+ Ref<StyleBoxFlat> sb_minimap = minimap->get_theme_stylebox(SNAME("node"))->duplicate();
// Override default values with colors provided by the GraphNode's stylebox, if possible.
Ref<StyleBoxFlat> sbf = gn->get_theme_stylebox(gn->is_selected() ? "commentfocus" : "comment");
@@ -996,7 +987,7 @@ void GraphEdit::_minimap_draw() {
Vector2 node_size = minimap->_convert_from_graph_position(gn->get_size() * zoom);
Rect2 node_rect = Rect2(node_position, node_size);
- Ref<StyleBoxFlat> sb_minimap = minimap->get_theme_stylebox("node")->duplicate();
+ Ref<StyleBoxFlat> sb_minimap = minimap->get_theme_stylebox(SNAME("node"))->duplicate();
// Override default values with colors provided by the GraphNode's stylebox, if possible.
Ref<StyleBoxFlat> sbf = gn->get_theme_stylebox(gn->is_selected() ? "selectedframe" : "frame");
@@ -1009,7 +1000,7 @@ void GraphEdit::_minimap_draw() {
}
// Draw node connections.
- Color activity_color = get_theme_color("activity");
+ Color activity_color = get_theme_color(SNAME("activity"));
for (List<Connection>::Element *E = connections.front(); E; E = E->next()) {
NodePath fromnp(E->get().from);
@@ -1048,11 +1039,11 @@ void GraphEdit::_minimap_draw() {
// Draw the "camera" viewport.
Rect2 camera_rect = minimap->get_camera_rect();
- minimap->draw_style_box(minimap->get_theme_stylebox("camera"), camera_rect);
+ minimap->draw_style_box(minimap->get_theme_stylebox(SNAME("camera")), camera_rect);
// Draw the resizer control.
- Ref<Texture2D> resizer = minimap->get_theme_icon("resizer");
- Color resizer_color = minimap->get_theme_color("resizer_color");
+ Ref<Texture2D> resizer = minimap->get_theme_icon(SNAME("resizer"));
+ Color resizer_color = minimap->get_theme_color(SNAME("resizer_color"));
minimap->draw_texture(resizer, Point2(), resizer_color);
}
@@ -1072,13 +1063,14 @@ void GraphEdit::_gui_input(const Ref<InputEvent> &p_ev) {
Ref<InputEventMouseMotion> mm = p_ev;
if (mm.is_valid() && (mm->get_button_mask() & MOUSE_BUTTON_MASK_MIDDLE || (mm->get_button_mask() & MOUSE_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);
+ 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) {
- emit_signal("begin_node_move");
+ emit_signal(SNAME("begin_node_move"));
moving_selection = true;
}
@@ -1121,17 +1113,17 @@ void GraphEdit::_gui_input(const Ref<InputEvent> &p_ev) {
if (in_box) {
if (!gn->is_selected() && box_selection_mode_additive) {
- emit_signal("node_selected", gn);
+ emit_signal(SNAME("node_selected"), gn);
} else if (gn->is_selected() && !box_selection_mode_additive) {
- emit_signal("node_deselected", gn);
+ emit_signal(SNAME("node_deselected"), gn);
}
gn->set_selected(box_selection_mode_additive);
} else {
bool select = (previous_selected.find(gn) != nullptr);
if (gn->is_selected() && !select) {
- emit_signal("node_deselected", gn);
+ emit_signal(SNAME("node_deselected"), gn);
} else if (!gn->is_selected() && select) {
- emit_signal("node_selected", gn);
+ emit_signal(SNAME("node_selected"), gn);
}
gn->set_selected(select);
}
@@ -1154,9 +1146,9 @@ void GraphEdit::_gui_input(const Ref<InputEvent> &p_ev) {
bool select = (previous_selected.find(gn) != nullptr);
if (gn->is_selected() && !select) {
- emit_signal("node_deselected", gn);
+ emit_signal(SNAME("node_deselected"), gn);
} else if (!gn->is_selected() && select) {
- emit_signal("node_selected", gn);
+ emit_signal(SNAME("node_selected"), gn);
}
gn->set_selected(select);
}
@@ -1168,7 +1160,7 @@ void GraphEdit::_gui_input(const Ref<InputEvent> &p_ev) {
top_layer->update();
minimap->update();
} else {
- emit_signal("popup_request", b->get_global_position());
+ emit_signal(SNAME("popup_request"), b->get_global_position());
}
}
}
@@ -1183,7 +1175,7 @@ void GraphEdit::_gui_input(const Ref<InputEvent> &p_ev) {
Rect2 r = gn->get_rect();
r.size *= zoom;
if (r.has_point(b->get_position())) {
- emit_signal("node_deselected", gn);
+ emit_signal(SNAME("node_deselected"), gn);
gn->set_selected(false);
}
}
@@ -1200,7 +1192,7 @@ void GraphEdit::_gui_input(const Ref<InputEvent> &p_ev) {
}
if (moving_selection) {
- emit_signal("end_node_move");
+ emit_signal(SNAME("end_node_move"));
moving_selection = false;
}
@@ -1246,7 +1238,7 @@ void GraphEdit::_gui_input(const Ref<InputEvent> &p_ev) {
o_gn->set_selected(true);
} else {
if (o_gn->is_selected()) {
- emit_signal("node_deselected", o_gn);
+ emit_signal(SNAME("node_deselected"), o_gn);
}
o_gn->set_selected(false);
}
@@ -1306,7 +1298,7 @@ void GraphEdit::_gui_input(const Ref<InputEvent> &p_ev) {
continue;
}
if (gn2->is_selected()) {
- emit_signal("node_deselected", gn2);
+ emit_signal(SNAME("node_deselected"), gn2);
}
gn2->set_selected(false);
}
@@ -1322,33 +1314,35 @@ void GraphEdit::_gui_input(const Ref<InputEvent> &p_ev) {
minimap->update();
}
- if (b->get_button_index() == MOUSE_BUTTON_WHEEL_UP && Input::get_singleton()->is_key_pressed(KEY_CTRL)) {
- set_zoom_custom(zoom * ZOOM_SCALE, b->get_position());
- } else if (b->get_button_index() == MOUSE_BUTTON_WHEEL_DOWN && Input::get_singleton()->is_key_pressed(KEY_CTRL)) {
- set_zoom_custom(zoom / ZOOM_SCALE, b->get_position());
- } else if (b->get_button_index() == MOUSE_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);
- } else if (b->get_button_index() == MOUSE_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);
- } else if (b->get_button_index() == MOUSE_BUTTON_WHEEL_RIGHT || (b->get_button_index() == MOUSE_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);
- } else if (b->get_button_index() == MOUSE_BUTTON_WHEEL_LEFT || (b->get_button_index() == MOUSE_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);
+ int scroll_direction = (b->get_button_index() == MOUSE_BUTTON_WHEEL_DOWN) - (b->get_button_index() == MOUSE_BUTTON_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()) {
if (p_ev->is_action("ui_graph_duplicate")) {
- emit_signal("duplicate_nodes_request");
+ emit_signal(SNAME("duplicate_nodes_request"));
accept_event();
} else if (p_ev->is_action("ui_copy")) {
- emit_signal("copy_nodes_request");
+ emit_signal(SNAME("copy_nodes_request"));
accept_event();
} else if (p_ev->is_action("ui_paste")) {
- emit_signal("paste_nodes_request");
+ emit_signal(SNAME("paste_nodes_request"));
accept_event();
} else if (p_ev->is_action("ui_graph_delete")) {
- emit_signal("delete_nodes_request");
+ emit_signal(SNAME("delete_nodes_request"));
accept_event();
}
}
@@ -1392,19 +1386,19 @@ void GraphEdit::set_zoom(float p_zoom) {
}
void GraphEdit::set_zoom_custom(float p_zoom, const Vector2 &p_center) {
- p_zoom = CLAMP(p_zoom, MIN_ZOOM, MAX_ZOOM);
+ p_zoom = CLAMP(p_zoom, zoom_min, zoom_max);
if (zoom == p_zoom) {
return;
}
- zoom_minus->set_disabled(zoom == MIN_ZOOM);
- zoom_plus->set_disabled(zoom == MAX_ZOOM);
-
Vector2 sbofs = (Vector2(h_scroll->get_value(), v_scroll->get_value()) + p_center) / zoom;
zoom = p_zoom;
top_layer->update();
+ zoom_minus->set_disabled(zoom == zoom_min);
+ zoom_plus->set_disabled(zoom == zoom_max);
+
_update_scroll();
minimap->update();
connections_layer->update();
@@ -1415,6 +1409,7 @@ void GraphEdit::set_zoom_custom(float p_zoom, const Vector2 &p_center) {
v_scroll->set_value(ofs.y);
}
+ _update_zoom_label();
update();
}
@@ -1422,6 +1417,61 @@ float GraphEdit::get_zoom() const {
return zoom;
}
+void GraphEdit::set_zoom_step(float p_zoom_step) {
+ p_zoom_step = abs(p_zoom_step);
+ if (zoom_step == p_zoom_step) {
+ return;
+ }
+
+ zoom_step = p_zoom_step;
+}
+
+float GraphEdit::get_zoom_step() const {
+ return zoom_step;
+}
+
+void GraphEdit::set_zoom_min(float p_zoom_min) {
+ ERR_FAIL_COND_MSG(p_zoom_min > zoom_max, "Cannot set min zoom level greater than max zoom level.");
+
+ if (zoom_min == p_zoom_min) {
+ return;
+ }
+
+ zoom_min = p_zoom_min;
+ set_zoom(zoom);
+}
+
+float GraphEdit::get_zoom_min() const {
+ return zoom_min;
+}
+
+void GraphEdit::set_zoom_max(float p_zoom_max) {
+ ERR_FAIL_COND_MSG(p_zoom_max < zoom_min, "Cannot set max zoom level lesser than min zoom level.");
+
+ if (zoom_max == p_zoom_max) {
+ return;
+ }
+
+ zoom_max = p_zoom_max;
+ set_zoom(zoom);
+}
+
+float GraphEdit::get_zoom_max() const {
+ return zoom_max;
+}
+
+void GraphEdit::set_show_zoom_label(bool p_enable) {
+ if (zoom_label->is_visible() == p_enable) {
+ return;
+ }
+
+ zoom_label->set_visible(p_enable);
+}
+
+bool GraphEdit::is_showing_zoom_label() const {
+ return zoom_label->is_visible();
+}
+
void GraphEdit::set_right_disconnects(bool p_enable) {
right_disconnects = p_enable;
}
@@ -1462,7 +1512,7 @@ Array GraphEdit::_get_connection_list() const {
}
void GraphEdit::_zoom_minus() {
- set_zoom(zoom / ZOOM_SCALE);
+ set_zoom(zoom / zoom_step);
}
void GraphEdit::_zoom_reset() {
@@ -1470,7 +1520,13 @@ void GraphEdit::_zoom_reset() {
}
void GraphEdit::_zoom_plus() {
- set_zoom(zoom * ZOOM_SCALE);
+ set_zoom(zoom * zoom_step);
+}
+
+void GraphEdit::_update_zoom_label() {
+ int zoom_percent = static_cast<int>(Math::round(zoom * 100));
+ String zoom_text = itos(zoom_percent) + "%";
+ zoom_label->set_text(zoom_text);
}
void GraphEdit::add_valid_connection_type(int p_type, int p_with_type) {
@@ -1611,6 +1667,18 @@ void GraphEdit::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_zoom", "zoom"), &GraphEdit::set_zoom);
ClassDB::bind_method(D_METHOD("get_zoom"), &GraphEdit::get_zoom);
+ ClassDB::bind_method(D_METHOD("set_zoom_min", "zoom_min"), &GraphEdit::set_zoom_min);
+ ClassDB::bind_method(D_METHOD("get_zoom_min"), &GraphEdit::get_zoom_min);
+
+ ClassDB::bind_method(D_METHOD("set_zoom_max", "zoom_max"), &GraphEdit::set_zoom_max);
+ ClassDB::bind_method(D_METHOD("get_zoom_max"), &GraphEdit::get_zoom_max);
+
+ ClassDB::bind_method(D_METHOD("set_zoom_step", "zoom_step"), &GraphEdit::set_zoom_step);
+ ClassDB::bind_method(D_METHOD("get_zoom_step"), &GraphEdit::get_zoom_step);
+
+ ClassDB::bind_method(D_METHOD("set_show_zoom_label", "enable"), &GraphEdit::set_show_zoom_label);
+ ClassDB::bind_method(D_METHOD("is_showing_zoom_label"), &GraphEdit::is_showing_zoom_label);
+
ClassDB::bind_method(D_METHOD("set_snap", "pixels"), &GraphEdit::set_snap);
ClassDB::bind_method(D_METHOD("get_snap"), &GraphEdit::get_snap);
@@ -1645,9 +1713,18 @@ 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::FLOAT, "zoom"), "set_zoom", "get_zoom");
+
+ ADD_GROUP("Connection Lines", "connection_lines");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "connection_lines_thickness"), "set_connection_lines_thickness", "get_connection_lines_thickness");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "connection_lines_antialiased"), "set_connection_lines_antialiased", "is_connection_lines_antialiased");
+
+ ADD_GROUP("Zoom", "");
+ ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "zoom"), "set_zoom", "get_zoom");
+ ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "zoom_min"), "set_zoom_min", "get_zoom_min");
+ ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "zoom_max"), "set_zoom_max", "get_zoom_max");
+ ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "zoom_step"), "set_zoom_step", "get_zoom_step");
+ ADD_PROPERTY(PropertyInfo(Variant::BOOL, "show_zoom_label"), "set_show_zoom_label", "is_showing_zoom_label");
+
ADD_GROUP("Minimap", "minimap");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "minimap_enabled"), "set_minimap_enabled", "is_minimap_enabled");
ADD_PROPERTY(PropertyInfo(Variant::VECTOR2, "minimap_size"), "set_minimap_size", "get_minimap_size");
@@ -1672,6 +1749,13 @@ void GraphEdit::_bind_methods() {
GraphEdit::GraphEdit() {
set_focus_mode(FOCUS_ALL);
+ // Allow dezooming 8 times from the default zoom level.
+ // At low zoom levels, text is unreadable due to its small size and poor filtering,
+ // but this is still useful for previewing and navigation.
+ zoom_min = (1 / Math::pow(zoom_step, 8));
+ // Allow zooming 4 times from the default zoom level.
+ zoom_max = (1 * Math::pow(zoom_step, 4));
+
top_layer = memnew(GraphEditFilter(this));
add_child(top_layer);
top_layer->set_mouse_filter(MOUSE_FILTER_PASS);
@@ -1708,6 +1792,18 @@ GraphEdit::GraphEdit() {
top_layer->add_child(zoom_hb);
zoom_hb->set_position(Vector2(10, 10));
+ zoom_label = memnew(Label);
+ zoom_hb->add_child(zoom_label);
+ zoom_label->set_visible(false);
+ zoom_label->set_v_size_flags(Control::SIZE_SHRINK_CENTER);
+ zoom_label->set_align(Label::ALIGN_CENTER);
+#ifdef TOOLS_ENABLED
+ zoom_label->set_custom_minimum_size(Size2(48, 0) * EDSCALE);
+#else
+ zoom_label->set_custom_minimum_size(Size2(48, 0));
+#endif
+ _update_zoom_label();
+
zoom_minus = memnew(Button);
zoom_minus->set_flat(true);
zoom_hb->add_child(zoom_minus);
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-05 16:03:42 +0000