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godot/scene/gui/graph_node.cpp

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/**************************************************************************/
/* graph_node.cpp */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/**************************************************************************/
#include "graph_node.h"
#include "core/string/translation.h"
#include "scene/gui/box_container.h"
#include "scene/gui/label.h"
#include "scene/theme/theme_db.h"
bool GraphNode::_set(const StringName &p_name, const Variant &p_value) {
String str = p_name;
if (!str.begins_with("slot/")) {
return false;
}
int idx = str.get_slice("/", 1).to_int();
String slot_property_name = str.get_slice("/", 2);
Slot slot;
if (slot_table.has(idx)) {
slot = slot_table[idx];
}
if (slot_property_name == "left_enabled") {
slot.enable_left = p_value;
} else if (slot_property_name == "left_type") {
slot.type_left = p_value;
} else if (slot_property_name == "left_icon") {
slot.custom_port_icon_left = p_value;
} else if (slot_property_name == "left_color") {
slot.color_left = p_value;
} else if (slot_property_name == "right_enabled") {
slot.enable_right = p_value;
} else if (slot_property_name == "right_type") {
slot.type_right = p_value;
} else if (slot_property_name == "right_color") {
slot.color_right = p_value;
} else if (slot_property_name == "right_icon") {
slot.custom_port_icon_right = p_value;
} else if (slot_property_name == "draw_stylebox") {
slot.draw_stylebox = p_value;
} else {
return false;
}
set_slot(idx,
slot.enable_left,
slot.type_left,
slot.color_left,
slot.enable_right,
slot.type_right,
slot.color_right,
slot.custom_port_icon_left,
slot.custom_port_icon_right,
slot.draw_stylebox);
queue_redraw();
return true;
}
bool GraphNode::_get(const StringName &p_name, Variant &r_ret) const {
String str = p_name;
if (!str.begins_with("slot/")) {
return false;
}
int idx = str.get_slice("/", 1).to_int();
StringName slot_property_name = str.get_slice("/", 2);
Slot slot;
if (slot_table.has(idx)) {
slot = slot_table[idx];
}
if (slot_property_name == "left_enabled") {
r_ret = slot.enable_left;
} else if (slot_property_name == "left_type") {
r_ret = slot.type_left;
} else if (slot_property_name == "left_color") {
r_ret = slot.color_left;
} else if (slot_property_name == "left_icon") {
r_ret = slot.custom_port_icon_left;
} else if (slot_property_name == "right_enabled") {
r_ret = slot.enable_right;
} else if (slot_property_name == "right_type") {
r_ret = slot.type_right;
} else if (slot_property_name == "right_color") {
r_ret = slot.color_right;
} else if (slot_property_name == "right_icon") {
r_ret = slot.custom_port_icon_right;
} else if (slot_property_name == "draw_stylebox") {
r_ret = slot.draw_stylebox;
} else {
return false;
}
return true;
}
void GraphNode::_get_property_list(List<PropertyInfo> *p_list) const {
int idx = 0;
for (int i = 0; i < get_child_count(false); i++) {
Control *child = as_sortable_control(get_child(i, false), SortableVisbilityMode::IGNORE);
if (!child) {
continue;
}
String base = "slot/" + itos(idx) + "/";
p_list->push_back(PropertyInfo(Variant::BOOL, base + "left_enabled"));
p_list->push_back(PropertyInfo(Variant::INT, base + "left_type"));
p_list->push_back(PropertyInfo(Variant::COLOR, base + "left_color"));
p_list->push_back(PropertyInfo(Variant::OBJECT, base + "left_icon", PROPERTY_HINT_RESOURCE_TYPE, "Texture2D", PROPERTY_USAGE_DEFAULT | PROPERTY_USAGE_STORE_IF_NULL));
p_list->push_back(PropertyInfo(Variant::BOOL, base + "right_enabled"));
p_list->push_back(PropertyInfo(Variant::INT, base + "right_type"));
p_list->push_back(PropertyInfo(Variant::COLOR, base + "right_color"));
p_list->push_back(PropertyInfo(Variant::OBJECT, base + "right_icon", PROPERTY_HINT_RESOURCE_TYPE, "Texture2D", PROPERTY_USAGE_DEFAULT | PROPERTY_USAGE_STORE_IF_NULL));
p_list->push_back(PropertyInfo(Variant::BOOL, base + "draw_stylebox"));
idx++;
}
}
void GraphNode::_resort() {
Size2 new_size = get_size();
Ref<StyleBox> sb_panel = theme_cache.panel;
Ref<StyleBox> sb_titlebar = theme_cache.titlebar;
// Resort titlebar first.
Size2 titlebar_size = Size2(new_size.width, titlebar_hbox->get_size().height);
titlebar_size -= sb_titlebar->get_minimum_size();
Rect2 titlebar_rect = Rect2(sb_titlebar->get_offset(), titlebar_size);
fit_child_in_rect(titlebar_hbox, titlebar_rect);
// After resort, the children of the titlebar container may have changed their height (e.g. Label autowrap).
Size2i titlebar_min_size = titlebar_hbox->get_combined_minimum_size();
// First pass, determine minimum size AND amount of stretchable elements.
Ref<StyleBox> sb_slot = theme_cache.slot;
int separation = theme_cache.separation;
int children_count = 0;
int stretch_min = 0;
int available_stretch_space = 0;
float stretch_ratio_total = 0;
HashMap<Control *, _MinSizeCache> min_size_cache;
for (int i = 0; i < get_child_count(false); i++) {
Control *child = as_sortable_control(get_child(i, false));
if (!child) {
continue;
}
Size2i size = child->get_combined_minimum_size() + (slot_table[i].draw_stylebox ? sb_slot->get_minimum_size() : Size2());
stretch_min += size.height;
_MinSizeCache msc;
msc.min_size = size.height;
msc.will_stretch = child->get_v_size_flags().has_flag(SIZE_EXPAND);
msc.final_size = msc.min_size;
min_size_cache[child] = msc;
if (msc.will_stretch) {
available_stretch_space += msc.min_size;
stretch_ratio_total += child->get_stretch_ratio();
}
children_count++;
}
if (children_count == 0) {
return;
}
int stretch_max = new_size.height - (children_count - 1) * separation;
int stretch_diff = stretch_max - stretch_min;
// Avoid negative stretch space.
stretch_diff = MAX(stretch_diff, 0);
available_stretch_space += stretch_diff - sb_panel->get_margin(SIDE_BOTTOM) - sb_panel->get_margin(SIDE_TOP) - titlebar_min_size.height - sb_titlebar->get_minimum_size().height;
// Second pass, discard elements that can't be stretched, this will run while stretchable elements exist.
while (stretch_ratio_total > 0) {
// First of all, don't even be here if no stretchable objects exist.
bool refit_successful = true;
for (int i = 0; i < get_child_count(false); i++) {
Control *child = as_sortable_control(get_child(i, false));
if (!child) {
continue;
}
ERR_FAIL_COND(!min_size_cache.has(child));
_MinSizeCache &msc = min_size_cache[child];
if (msc.will_stretch) {
int final_pixel_size = available_stretch_space * child->get_stretch_ratio() / stretch_ratio_total;
if (final_pixel_size < msc.min_size) {
// If the available stretching area is too small for a Control,
// then remove it from stretching area.
msc.will_stretch = false;
stretch_ratio_total -= child->get_stretch_ratio();
refit_successful = false;
available_stretch_space -= msc.min_size;
msc.final_size = msc.min_size;
break;
} else {
msc.final_size = final_pixel_size;
}
}
}
if (refit_successful) {
break;
}
}
// Final pass, draw and stretch elements.
int ofs_y = sb_panel->get_margin(SIDE_TOP) + titlebar_min_size.height + sb_titlebar->get_minimum_size().height;
slot_y_cache.clear();
int width = new_size.width - sb_panel->get_minimum_size().width;
int valid_children_idx = 0;
for (int i = 0; i < get_child_count(false); i++) {
Control *child = as_sortable_control(get_child(i, false));
if (!child) {
continue;
}
_MinSizeCache &msc = min_size_cache[child];
if (valid_children_idx > 0) {
ofs_y += separation;
}
int from_y_pos = ofs_y;
int to_y_pos = ofs_y + msc.final_size;
// Adjust so the last valid child always fits perfect, compensating for numerical imprecision.
if (msc.will_stretch && valid_children_idx == children_count - 1) {
to_y_pos = new_size.height - sb_panel->get_margin(SIDE_BOTTOM);
}
int height = to_y_pos - from_y_pos;
float margin = sb_panel->get_margin(SIDE_LEFT) + (slot_table[i].draw_stylebox ? sb_slot->get_margin(SIDE_LEFT) : 0);
float final_width = width - (slot_table[i].draw_stylebox ? sb_slot->get_minimum_size().x : 0);
Rect2 rect(margin, from_y_pos, final_width, height);
fit_child_in_rect(child, rect);
slot_y_cache.push_back(from_y_pos - sb_panel->get_margin(SIDE_TOP) + height * 0.5);
ofs_y = to_y_pos;
valid_children_idx++;
}
queue_redraw();
port_pos_dirty = true;
}
void GraphNode::draw_port(int p_slot_index, Point2i p_pos, bool p_left, const Color &p_color) {
if (GDVIRTUAL_CALL(_draw_port, p_slot_index, p_pos, p_left, p_color)) {
return;
}
Slot slot = slot_table[p_slot_index];
Ref<Texture2D> port_icon = p_left ? slot.custom_port_icon_left : slot.custom_port_icon_right;
Point2 icon_offset;
if (!port_icon.is_valid()) {
port_icon = theme_cache.port;
}
icon_offset = -port_icon->get_size() * 0.5;
port_icon->draw(get_canvas_item(), p_pos + icon_offset, p_color);
}
void GraphNode::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_DRAW: {
// Used for layout calculations.
Ref<StyleBox> sb_panel = theme_cache.panel;
Ref<StyleBox> sb_titlebar = theme_cache.titlebar;
// Used for drawing.
Ref<StyleBox> sb_to_draw_panel = selected ? theme_cache.panel_selected : theme_cache.panel;
Ref<StyleBox> sb_to_draw_titlebar = selected ? theme_cache.titlebar_selected : theme_cache.titlebar;
Ref<StyleBox> sb_slot = theme_cache.slot;
int port_h_offset = theme_cache.port_h_offset;
Rect2 titlebar_rect(Point2(), titlebar_hbox->get_size() + sb_titlebar->get_minimum_size());
Size2 body_size = get_size();
titlebar_rect.size.width = body_size.width;
body_size.height -= titlebar_rect.size.height;
Rect2 body_rect(0, titlebar_rect.size.height, body_size.width, body_size.height);
// Draw body (slots area) stylebox.
draw_style_box(sb_to_draw_panel, body_rect);
// Draw title bar stylebox above.
draw_style_box(sb_to_draw_titlebar, titlebar_rect);
int width = get_size().width - sb_panel->get_minimum_size().x;
// Take the HboxContainer child into account.
if (get_child_count(false) > 0) {
int slot_index = 0;
for (const KeyValue<int, Slot> &E : slot_table) {
if (E.key < 0 || E.key >= slot_y_cache.size()) {
continue;
}
if (!slot_table.has(E.key)) {
continue;
}
const Slot &slot = slot_table[E.key];
// Left port.
if (slot.enable_left) {
draw_port(slot_index, Point2i(port_h_offset, slot_y_cache[E.key] + sb_panel->get_margin(SIDE_TOP)), true, slot.color_left);
}
// Right port.
if (slot.enable_right) {
draw_port(slot_index, Point2i(get_size().x - port_h_offset, slot_y_cache[E.key] + sb_panel->get_margin(SIDE_TOP)), false, slot.color_right);
}
// Draw slot stylebox.
if (slot.draw_stylebox) {
Control *child = Object::cast_to<Control>(get_child(E.key, false));
if (!child || !child->is_visible_in_tree()) {
continue;
}
Rect2 child_rect = child->get_rect();
child_rect.position.x = sb_panel->get_margin(SIDE_LEFT);
child_rect.size.width = width;
draw_style_box(sb_slot, child_rect);
}
slot_index++;
}
}
if (resizable) {
draw_texture(theme_cache.resizer, get_size() - theme_cache.resizer->get_size(), theme_cache.resizer_color);
}
} break;
}
}
void GraphNode::set_slot(int p_slot_index, bool p_enable_left, int p_type_left, const Color &p_color_left, bool p_enable_right, int p_type_right, const Color &p_color_right, const Ref<Texture2D> &p_custom_left, const Ref<Texture2D> &p_custom_right, bool p_draw_stylebox) {
ERR_FAIL_COND_MSG(p_slot_index < 0, vformat("Cannot set slot with index (%d) lesser than zero.", p_slot_index));
if (!p_enable_left && p_type_left == 0 && p_color_left == Color(1, 1, 1, 1) &&
!p_enable_right && p_type_right == 0 && p_color_right == Color(1, 1, 1, 1) &&
!p_custom_left.is_valid() && !p_custom_right.is_valid()) {
slot_table.erase(p_slot_index);
return;
}
Slot slot;
slot.enable_left = p_enable_left;
slot.type_left = p_type_left;
slot.color_left = p_color_left;
slot.enable_right = p_enable_right;
slot.type_right = p_type_right;
slot.color_right = p_color_right;
slot.custom_port_icon_left = p_custom_left;
slot.custom_port_icon_right = p_custom_right;
slot.draw_stylebox = p_draw_stylebox;
slot_table[p_slot_index] = slot;
queue_redraw();
port_pos_dirty = true;
emit_signal(SNAME("slot_updated"), p_slot_index);
}
void GraphNode::clear_slot(int p_slot_index) {
slot_table.erase(p_slot_index);
queue_redraw();
port_pos_dirty = true;
}
void GraphNode::clear_all_slots() {
slot_table.clear();
queue_redraw();
port_pos_dirty = true;
}
bool GraphNode::is_slot_enabled_left(int p_slot_index) const {
if (!slot_table.has(p_slot_index)) {
return false;
}
return slot_table[p_slot_index].enable_left;
}
void GraphNode::set_slot_enabled_left(int p_slot_index, bool p_enable) {
ERR_FAIL_COND_MSG(p_slot_index < 0, vformat("Cannot set enable_left for the slot with index (%d) lesser than zero.", p_slot_index));
if (slot_table[p_slot_index].enable_left == p_enable) {
return;
}
slot_table[p_slot_index].enable_left = p_enable;
queue_redraw();
port_pos_dirty = true;
emit_signal(SNAME("slot_updated"), p_slot_index);
}
void GraphNode::set_slot_type_left(int p_slot_index, int p_type) {
ERR_FAIL_COND_MSG(!slot_table.has(p_slot_index), vformat("Cannot set type_left for the slot with index '%d' because it hasn't been enabled.", p_slot_index));
if (slot_table[p_slot_index].type_left == p_type) {
return;
}
slot_table[p_slot_index].type_left = p_type;
queue_redraw();
port_pos_dirty = true;
emit_signal(SNAME("slot_updated"), p_slot_index);
}
int GraphNode::get_slot_type_left(int p_slot_index) const {
if (!slot_table.has(p_slot_index)) {
return 0;
}
return slot_table[p_slot_index].type_left;
}
void GraphNode::set_slot_color_left(int p_slot_index, const Color &p_color) {
ERR_FAIL_COND_MSG(!slot_table.has(p_slot_index), vformat("Cannot set color_left for the slot with index '%d' because it hasn't been enabled.", p_slot_index));
if (slot_table[p_slot_index].color_left == p_color) {
return;
}
slot_table[p_slot_index].color_left = p_color;
queue_redraw();
port_pos_dirty = true;
emit_signal(SNAME("slot_updated"), p_slot_index);
}
Color GraphNode::get_slot_color_left(int p_slot_index) const {
if (!slot_table.has(p_slot_index)) {
return Color(1, 1, 1, 1);
}
return slot_table[p_slot_index].color_left;
}
void GraphNode::set_slot_custom_icon_left(int p_slot_index, const Ref<Texture2D> &p_custom_icon) {
ERR_FAIL_COND_MSG(!slot_table.has(p_slot_index), vformat("Cannot set custom_port_icon_left for the slot with index '%d' because it hasn't been enabled.", p_slot_index));
if (slot_table[p_slot_index].custom_port_icon_left == p_custom_icon) {
return;
}
slot_table[p_slot_index].custom_port_icon_left = p_custom_icon;
queue_redraw();
port_pos_dirty = true;
emit_signal(SNAME("slot_updated"), p_slot_index);
}
Ref<Texture2D> GraphNode::get_slot_custom_icon_left(int p_slot_index) const {
if (!slot_table.has(p_slot_index)) {
return Ref<Texture2D>();
}
return slot_table[p_slot_index].custom_port_icon_left;
}
bool GraphNode::is_slot_enabled_right(int p_slot_index) const {
if (!slot_table.has(p_slot_index)) {
return false;
}
return slot_table[p_slot_index].enable_right;
}
void GraphNode::set_slot_enabled_right(int p_slot_index, bool p_enable) {
ERR_FAIL_COND_MSG(p_slot_index < 0, vformat("Cannot set enable_right for the slot with index (%d) lesser than zero.", p_slot_index));
if (slot_table[p_slot_index].enable_right == p_enable) {
return;
}
slot_table[p_slot_index].enable_right = p_enable;
queue_redraw();
port_pos_dirty = true;
emit_signal(SNAME("slot_updated"), p_slot_index);
}
void GraphNode::set_slot_type_right(int p_slot_index, int p_type) {
ERR_FAIL_COND_MSG(!slot_table.has(p_slot_index), vformat("Cannot set type_right for the slot with index '%d' because it hasn't been enabled.", p_slot_index));
if (slot_table[p_slot_index].type_right == p_type) {
return;
}
slot_table[p_slot_index].type_right = p_type;
queue_redraw();
port_pos_dirty = true;
emit_signal(SNAME("slot_updated"), p_slot_index);
}
int GraphNode::get_slot_type_right(int p_slot_index) const {
if (!slot_table.has(p_slot_index)) {
return 0;
}
return slot_table[p_slot_index].type_right;
}
void GraphNode::set_slot_color_right(int p_slot_index, const Color &p_color) {
ERR_FAIL_COND_MSG(!slot_table.has(p_slot_index), vformat("Cannot set color_right for the slot with index '%d' because it hasn't been enabled.", p_slot_index));
if (slot_table[p_slot_index].color_right == p_color) {
return;
}
slot_table[p_slot_index].color_right = p_color;
queue_redraw();
port_pos_dirty = true;
emit_signal(SNAME("slot_updated"), p_slot_index);
}
Color GraphNode::get_slot_color_right(int p_slot_index) const {
if (!slot_table.has(p_slot_index)) {
return Color(1, 1, 1, 1);
}
return slot_table[p_slot_index].color_right;
}
void GraphNode::set_slot_custom_icon_right(int p_slot_index, const Ref<Texture2D> &p_custom_icon) {
ERR_FAIL_COND_MSG(!slot_table.has(p_slot_index), vformat("Cannot set custom_port_icon_right for the slot with index '%d' because it hasn't been enabled.", p_slot_index));
if (slot_table[p_slot_index].custom_port_icon_right == p_custom_icon) {
return;
}
slot_table[p_slot_index].custom_port_icon_right = p_custom_icon;
queue_redraw();
port_pos_dirty = true;
emit_signal(SNAME("slot_updated"), p_slot_index);
}
Ref<Texture2D> GraphNode::get_slot_custom_icon_right(int p_slot_index) const {
if (!slot_table.has(p_slot_index)) {
return Ref<Texture2D>();
}
return slot_table[p_slot_index].custom_port_icon_right;
}
bool GraphNode::is_slot_draw_stylebox(int p_slot_index) const {
if (!slot_table.has(p_slot_index)) {
return false;
}
return slot_table[p_slot_index].draw_stylebox;
}
void GraphNode::set_slot_draw_stylebox(int p_slot_index, bool p_enable) {
ERR_FAIL_COND_MSG(p_slot_index < 0, vformat("Cannot set draw_stylebox for the slot with p_index (%d) lesser than zero.", p_slot_index));
slot_table[p_slot_index].draw_stylebox = p_enable;
queue_redraw();
port_pos_dirty = true;
emit_signal(SNAME("slot_updated"), p_slot_index);
}
void GraphNode::set_ignore_invalid_connection_type(bool p_ignore) {
ignore_invalid_connection_type = p_ignore;
}
bool GraphNode::is_ignoring_valid_connection_type() const {
return ignore_invalid_connection_type;
}
Size2 GraphNode::get_minimum_size() const {
Ref<StyleBox> sb_panel = theme_cache.panel;
Ref<StyleBox> sb_titlebar = theme_cache.titlebar;
Ref<StyleBox> sb_slot = theme_cache.slot;
int separation = theme_cache.separation;
Size2 minsize = titlebar_hbox->get_minimum_size() + sb_titlebar->get_minimum_size();
for (int i = 0; i < get_child_count(false); i++) {
Control *child = as_sortable_control(get_child(i, false));
if (!child) {
continue;
}
Size2i size = child->get_combined_minimum_size();
size.width += sb_panel->get_minimum_size().width;
if (slot_table.has(i)) {
size += slot_table[i].draw_stylebox ? sb_slot->get_minimum_size() : Size2();
}
minsize.height += size.height;
minsize.width = MAX(minsize.width, size.width);
if (i > 0) {
minsize.height += separation;
}
}
minsize.height += sb_panel->get_minimum_size().height;
return minsize;
}
void GraphNode::_port_pos_update() {
int edgeofs = theme_cache.port_h_offset;
int separation = theme_cache.separation;
Ref<StyleBox> sb_panel = theme_cache.panel;
Ref<StyleBox> sb_titlebar = theme_cache.titlebar;
left_port_cache.clear();
right_port_cache.clear();
int vertical_ofs = titlebar_hbox->get_size().height + sb_titlebar->get_minimum_size().height + sb_panel->get_margin(SIDE_TOP);
int slot_index = 0;
for (int i = 0; i < get_child_count(false); i++) {
Control *child = as_sortable_control(get_child(i, false), SortableVisbilityMode::IGNORE);
if (!child) {
continue;
}
Size2i size = child->get_rect().size;
if (slot_table.has(slot_index)) {
if (slot_table[slot_index].enable_left) {
PortCache port_cache;
port_cache.pos = Point2i(edgeofs, vertical_ofs + size.height / 2);
port_cache.type = slot_table[slot_index].type_left;
port_cache.color = slot_table[slot_index].color_left;
port_cache.slot_index = slot_index;
left_port_cache.push_back(port_cache);
}
if (slot_table[slot_index].enable_right) {
PortCache port_cache;
port_cache.pos = Point2i(get_size().width - edgeofs, vertical_ofs + size.height / 2);
port_cache.type = slot_table[slot_index].type_right;
port_cache.color = slot_table[slot_index].color_right;
port_cache.slot_index = slot_index;
right_port_cache.push_back(port_cache);
}
}
vertical_ofs += separation;
vertical_ofs += size.height;
slot_index++;
}
port_pos_dirty = false;
}
int GraphNode::get_input_port_count() {
if (port_pos_dirty) {
_port_pos_update();
}
return left_port_cache.size();
}
int GraphNode::get_output_port_count() {
if (port_pos_dirty) {
_port_pos_update();
}
return right_port_cache.size();
}
Vector2 GraphNode::get_input_port_position(int p_port_idx) {
if (port_pos_dirty) {
_port_pos_update();
}
ERR_FAIL_INDEX_V(p_port_idx, left_port_cache.size(), Vector2());
Vector2 pos = left_port_cache[p_port_idx].pos;
return pos;
}
int GraphNode::get_input_port_type(int p_port_idx) {
if (port_pos_dirty) {
_port_pos_update();
}
ERR_FAIL_INDEX_V(p_port_idx, left_port_cache.size(), 0);
return left_port_cache[p_port_idx].type;
}
Color GraphNode::get_input_port_color(int p_port_idx) {
if (port_pos_dirty) {
_port_pos_update();
}
ERR_FAIL_INDEX_V(p_port_idx, left_port_cache.size(), Color());
return left_port_cache[p_port_idx].color;
}
int GraphNode::get_input_port_slot(int p_port_idx) {
if (port_pos_dirty) {
_port_pos_update();
}
ERR_FAIL_INDEX_V(p_port_idx, left_port_cache.size(), -1);
return left_port_cache[p_port_idx].slot_index;
}
Vector2 GraphNode::get_output_port_position(int p_port_idx) {
if (port_pos_dirty) {
_port_pos_update();
}
ERR_FAIL_INDEX_V(p_port_idx, right_port_cache.size(), Vector2());
Vector2 pos = right_port_cache[p_port_idx].pos;
return pos;
}
int GraphNode::get_output_port_type(int p_port_idx) {
if (port_pos_dirty) {
_port_pos_update();
}
ERR_FAIL_INDEX_V(p_port_idx, right_port_cache.size(), 0);
return right_port_cache[p_port_idx].type;
}
Color GraphNode::get_output_port_color(int p_port_idx) {
if (port_pos_dirty) {
_port_pos_update();
}
ERR_FAIL_INDEX_V(p_port_idx, right_port_cache.size(), Color());
return right_port_cache[p_port_idx].color;
}
int GraphNode::get_output_port_slot(int p_port_idx) {
if (port_pos_dirty) {
_port_pos_update();
}
ERR_FAIL_INDEX_V(p_port_idx, right_port_cache.size(), -1);
return right_port_cache[p_port_idx].slot_index;
}
void GraphNode::set_title(const String &p_title) {
if (title == p_title) {
return;
}
title = p_title;
if (title_label) {
title_label->set_text(title);
}
update_minimum_size();
}
String GraphNode::get_title() const {
return title;
}
HBoxContainer *GraphNode::get_titlebar_hbox() {
return titlebar_hbox;
}
Control::CursorShape GraphNode::get_cursor_shape(const Point2 &p_pos) const {
if (resizable) {
if (resizing || (p_pos.x > get_size().x - theme_cache.resizer->get_width() && p_pos.y > get_size().y - theme_cache.resizer->get_height())) {
return CURSOR_FDIAGSIZE;
}
}
return Control::get_cursor_shape(p_pos);
}
Vector<int> GraphNode::get_allowed_size_flags_horizontal() const {
Vector<int> flags;
flags.append(SIZE_FILL);
flags.append(SIZE_SHRINK_BEGIN);
flags.append(SIZE_SHRINK_CENTER);
flags.append(SIZE_SHRINK_END);
return flags;
}
Vector<int> GraphNode::get_allowed_size_flags_vertical() const {
Vector<int> flags;
flags.append(SIZE_FILL);
flags.append(SIZE_EXPAND);
flags.append(SIZE_SHRINK_BEGIN);
flags.append(SIZE_SHRINK_CENTER);
flags.append(SIZE_SHRINK_END);
return flags;
}
void GraphNode::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_title", "title"), &GraphNode::set_title);
ClassDB::bind_method(D_METHOD("get_title"), &GraphNode::get_title);
ClassDB::bind_method(D_METHOD("get_titlebar_hbox"), &GraphNode::get_titlebar_hbox);
ClassDB::bind_method(D_METHOD("set_slot", "slot_index", "enable_left_port", "type_left", "color_left", "enable_right_port", "type_right", "color_right", "custom_icon_left", "custom_icon_right", "draw_stylebox"), &GraphNode::set_slot, DEFVAL(Ref<Texture2D>()), DEFVAL(Ref<Texture2D>()), DEFVAL(true));
ClassDB::bind_method(D_METHOD("clear_slot", "slot_index"), &GraphNode::clear_slot);
ClassDB::bind_method(D_METHOD("clear_all_slots"), &GraphNode::clear_all_slots);
ClassDB::bind_method(D_METHOD("is_slot_enabled_left", "slot_index"), &GraphNode::is_slot_enabled_left);
ClassDB::bind_method(D_METHOD("set_slot_enabled_left", "slot_index", "enable"), &GraphNode::set_slot_enabled_left);
ClassDB::bind_method(D_METHOD("set_slot_type_left", "slot_index", "type"), &GraphNode::set_slot_type_left);
ClassDB::bind_method(D_METHOD("get_slot_type_left", "slot_index"), &GraphNode::get_slot_type_left);
ClassDB::bind_method(D_METHOD("set_slot_color_left", "slot_index", "color"), &GraphNode::set_slot_color_left);
ClassDB::bind_method(D_METHOD("get_slot_color_left", "slot_index"), &GraphNode::get_slot_color_left);
ClassDB::bind_method(D_METHOD("set_slot_custom_icon_left", "slot_index", "custom_icon"), &GraphNode::set_slot_custom_icon_left);
ClassDB::bind_method(D_METHOD("get_slot_custom_icon_left", "slot_index"), &GraphNode::get_slot_custom_icon_left);
ClassDB::bind_method(D_METHOD("is_slot_enabled_right", "slot_index"), &GraphNode::is_slot_enabled_right);
ClassDB::bind_method(D_METHOD("set_slot_enabled_right", "slot_index", "enable"), &GraphNode::set_slot_enabled_right);
ClassDB::bind_method(D_METHOD("set_slot_type_right", "slot_index", "type"), &GraphNode::set_slot_type_right);
ClassDB::bind_method(D_METHOD("get_slot_type_right", "slot_index"), &GraphNode::get_slot_type_right);
ClassDB::bind_method(D_METHOD("set_slot_color_right", "slot_index", "color"), &GraphNode::set_slot_color_right);
ClassDB::bind_method(D_METHOD("get_slot_color_right", "slot_index"), &GraphNode::get_slot_color_right);
ClassDB::bind_method(D_METHOD("set_slot_custom_icon_right", "slot_index", "custom_icon"), &GraphNode::set_slot_custom_icon_right);
ClassDB::bind_method(D_METHOD("get_slot_custom_icon_right", "slot_index"), &GraphNode::get_slot_custom_icon_right);
ClassDB::bind_method(D_METHOD("is_slot_draw_stylebox", "slot_index"), &GraphNode::is_slot_draw_stylebox);
ClassDB::bind_method(D_METHOD("set_slot_draw_stylebox", "slot_index", "enable"), &GraphNode::set_slot_draw_stylebox);
ClassDB::bind_method(D_METHOD("set_ignore_invalid_connection_type", "ignore"), &GraphNode::set_ignore_invalid_connection_type);
ClassDB::bind_method(D_METHOD("is_ignoring_valid_connection_type"), &GraphNode::is_ignoring_valid_connection_type);
ClassDB::bind_method(D_METHOD("get_input_port_count"), &GraphNode::get_input_port_count);
ClassDB::bind_method(D_METHOD("get_input_port_position", "port_idx"), &GraphNode::get_input_port_position);
ClassDB::bind_method(D_METHOD("get_input_port_type", "port_idx"), &GraphNode::get_input_port_type);
ClassDB::bind_method(D_METHOD("get_input_port_color", "port_idx"), &GraphNode::get_input_port_color);
ClassDB::bind_method(D_METHOD("get_input_port_slot", "port_idx"), &GraphNode::get_input_port_slot);
ClassDB::bind_method(D_METHOD("get_output_port_count"), &GraphNode::get_output_port_count);
ClassDB::bind_method(D_METHOD("get_output_port_position", "port_idx"), &GraphNode::get_output_port_position);
ClassDB::bind_method(D_METHOD("get_output_port_type", "port_idx"), &GraphNode::get_output_port_type);
ClassDB::bind_method(D_METHOD("get_output_port_color", "port_idx"), &GraphNode::get_output_port_color);
ClassDB::bind_method(D_METHOD("get_output_port_slot", "port_idx"), &GraphNode::get_output_port_slot);
GDVIRTUAL_BIND(_draw_port, "slot_index", "position", "left", "color")
ADD_PROPERTY(PropertyInfo(Variant::STRING, "title"), "set_title", "get_title");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "ignore_invalid_connection_type"), "set_ignore_invalid_connection_type", "is_ignoring_valid_connection_type");
ADD_SIGNAL(MethodInfo("slot_updated", PropertyInfo(Variant::INT, "slot_index")));
BIND_THEME_ITEM(Theme::DATA_TYPE_STYLEBOX, GraphNode, panel);
BIND_THEME_ITEM(Theme::DATA_TYPE_STYLEBOX, GraphNode, panel_selected);
BIND_THEME_ITEM(Theme::DATA_TYPE_STYLEBOX, GraphNode, titlebar);
BIND_THEME_ITEM(Theme::DATA_TYPE_STYLEBOX, GraphNode, titlebar_selected);
BIND_THEME_ITEM(Theme::DATA_TYPE_STYLEBOX, GraphNode, slot);
BIND_THEME_ITEM(Theme::DATA_TYPE_CONSTANT, GraphNode, separation);
BIND_THEME_ITEM(Theme::DATA_TYPE_CONSTANT, GraphNode, port_h_offset);
BIND_THEME_ITEM(Theme::DATA_TYPE_ICON, GraphNode, port);
BIND_THEME_ITEM(Theme::DATA_TYPE_ICON, GraphNode, resizer);
BIND_THEME_ITEM(Theme::DATA_TYPE_COLOR, GraphNode, resizer_color);
}
GraphNode::GraphNode() {
titlebar_hbox = memnew(HBoxContainer);
titlebar_hbox->set_h_size_flags(SIZE_EXPAND_FILL);
add_child(titlebar_hbox, false, INTERNAL_MODE_FRONT);
title_label = memnew(Label);
title_label->set_theme_type_variation("GraphNodeTitleLabel");
title_label->set_h_size_flags(SIZE_EXPAND_FILL);
titlebar_hbox->add_child(title_label);
set_mouse_filter(MOUSE_FILTER_STOP);
}
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