1141 lines
34 KiB
C++
1141 lines
34 KiB
C++
/*************************************************************************/
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/* graph_node.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#include "graph_node.h"
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#include "core/string/translation.h"
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#include "graph_edit.h"
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struct _MinSizeCache {
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int min_size;
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bool will_stretch;
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int final_size;
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};
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bool GraphNode::_set(const StringName &p_name, const Variant &p_value) {
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String str = p_name;
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if (!str.begins_with("slot/")) {
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return false;
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}
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int idx = str.get_slice("/", 1).to_int();
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String what = str.get_slice("/", 2);
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Slot si;
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if (slot_info.has(idx)) {
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si = slot_info[idx];
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}
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if (what == "left_enabled") {
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si.enable_left = p_value;
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} else if (what == "left_type") {
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si.type_left = p_value;
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} else if (what == "left_icon") {
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si.custom_slot_left = p_value;
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} else if (what == "left_color") {
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si.color_left = p_value;
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} else if (what == "right_enabled") {
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si.enable_right = p_value;
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} else if (what == "right_type") {
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si.type_right = p_value;
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} else if (what == "right_color") {
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si.color_right = p_value;
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} else if (what == "right_icon") {
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si.custom_slot_right = p_value;
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} else if (what == "draw_stylebox") {
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si.draw_stylebox = p_value;
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} else {
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return false;
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}
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set_slot(idx, si.enable_left, si.type_left, si.color_left, si.enable_right, si.type_right, si.color_right, si.custom_slot_left, si.custom_slot_right, si.draw_stylebox);
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update();
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return true;
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}
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bool GraphNode::_get(const StringName &p_name, Variant &r_ret) const {
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String str = p_name;
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if (!str.begins_with("slot/")) {
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return false;
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}
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int idx = str.get_slice("/", 1).to_int();
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String what = str.get_slice("/", 2);
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Slot si;
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if (slot_info.has(idx)) {
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si = slot_info[idx];
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}
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if (what == "left_enabled") {
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r_ret = si.enable_left;
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} else if (what == "left_type") {
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r_ret = si.type_left;
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} else if (what == "left_color") {
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r_ret = si.color_left;
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} else if (what == "left_icon") {
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r_ret = si.custom_slot_left;
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} else if (what == "right_enabled") {
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r_ret = si.enable_right;
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} else if (what == "right_type") {
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r_ret = si.type_right;
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} else if (what == "right_color") {
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r_ret = si.color_right;
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} else if (what == "right_icon") {
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r_ret = si.custom_slot_right;
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} else if (what == "draw_stylebox") {
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r_ret = si.draw_stylebox;
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} else {
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return false;
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}
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return true;
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}
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void GraphNode::_get_property_list(List<PropertyInfo> *p_list) const {
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int idx = 0;
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for (int i = 0; i < get_child_count(); i++) {
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Control *c = Object::cast_to<Control>(get_child(i));
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if (!c || c->is_set_as_top_level()) {
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continue;
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}
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String base = "slot/" + itos(idx) + "/";
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p_list->push_back(PropertyInfo(Variant::BOOL, base + "left_enabled"));
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p_list->push_back(PropertyInfo(Variant::INT, base + "left_type"));
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p_list->push_back(PropertyInfo(Variant::COLOR, base + "left_color"));
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p_list->push_back(PropertyInfo(Variant::OBJECT, base + "left_icon", PROPERTY_HINT_RESOURCE_TYPE, "Texture2D", PROPERTY_USAGE_DEFAULT | PROPERTY_USAGE_STORE_IF_NULL));
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p_list->push_back(PropertyInfo(Variant::BOOL, base + "right_enabled"));
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p_list->push_back(PropertyInfo(Variant::INT, base + "right_type"));
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p_list->push_back(PropertyInfo(Variant::COLOR, base + "right_color"));
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p_list->push_back(PropertyInfo(Variant::OBJECT, base + "right_icon", PROPERTY_HINT_RESOURCE_TYPE, "Texture2D", PROPERTY_USAGE_DEFAULT | PROPERTY_USAGE_STORE_IF_NULL));
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p_list->push_back(PropertyInfo(Variant::BOOL, base + "draw_stylebox"));
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idx++;
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}
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}
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void GraphNode::_resort() {
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/** First pass, determine minimum size AND amount of stretchable elements */
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Size2i new_size = get_size();
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Ref<StyleBox> sb = get_theme_stylebox(SNAME("frame"));
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Ref<StyleBox> sb_slot = get_theme_stylebox(SNAME("slot"));
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int sep = get_theme_constant(SNAME("separation"));
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bool first = true;
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int children_count = 0;
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int stretch_min = 0;
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int stretch_avail = 0;
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float stretch_ratio_total = 0;
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HashMap<Control *, _MinSizeCache> min_size_cache;
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for (int i = 0; i < get_child_count(); i++) {
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Control *c = Object::cast_to<Control>(get_child(i));
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if (!c || !c->is_visible_in_tree()) {
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continue;
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}
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if (c->is_set_as_top_level()) {
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continue;
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}
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Size2i size = c->get_combined_minimum_size() + (slot_info[i].draw_stylebox ? sb_slot->get_minimum_size() : Size2());
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_MinSizeCache msc;
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stretch_min += size.height;
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msc.min_size = size.height;
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msc.will_stretch = c->get_v_size_flags() & SIZE_EXPAND;
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if (msc.will_stretch) {
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stretch_avail += msc.min_size;
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stretch_ratio_total += c->get_stretch_ratio();
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}
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msc.final_size = msc.min_size;
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min_size_cache[c] = msc;
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children_count++;
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}
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if (children_count == 0) {
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return;
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}
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int stretch_max = new_size.height - (children_count - 1) * sep;
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int stretch_diff = stretch_max - stretch_min;
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if (stretch_diff < 0) {
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//avoid negative stretch space
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stretch_diff = 0;
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}
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stretch_avail += stretch_diff - sb->get_margin(SIDE_BOTTOM) - sb->get_margin(SIDE_TOP); //available stretch space.
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/** Second, pass successively to discard elements that can't be stretched, this will run while stretchable
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elements exist */
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while (stretch_ratio_total > 0) { // first of all, don't even be here if no stretchable objects exist
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bool refit_successful = true; //assume refit-test will go well
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for (int i = 0; i < get_child_count(); i++) {
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Control *c = Object::cast_to<Control>(get_child(i));
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if (!c || !c->is_visible_in_tree()) {
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continue;
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}
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if (c->is_set_as_top_level()) {
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continue;
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}
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ERR_FAIL_COND(!min_size_cache.has(c));
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_MinSizeCache &msc = min_size_cache[c];
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if (msc.will_stretch) { //wants to stretch
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//let's see if it can really stretch
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int final_pixel_size = stretch_avail * c->get_stretch_ratio() / stretch_ratio_total;
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if (final_pixel_size < msc.min_size) {
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//if available stretching area is too small for widget,
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//then remove it from stretching area
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msc.will_stretch = false;
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stretch_ratio_total -= c->get_stretch_ratio();
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refit_successful = false;
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stretch_avail -= msc.min_size;
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msc.final_size = msc.min_size;
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break;
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} else {
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msc.final_size = final_pixel_size;
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}
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}
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}
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if (refit_successful) { //uf refit went well, break
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break;
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}
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}
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/** Final pass, draw and stretch elements **/
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int ofs = sb->get_margin(SIDE_TOP);
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first = true;
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int idx = 0;
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cache_y.clear();
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int w = new_size.width - sb->get_minimum_size().x;
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for (int i = 0; i < get_child_count(); i++) {
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Control *c = Object::cast_to<Control>(get_child(i));
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if (!c || !c->is_visible_in_tree()) {
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continue;
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}
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if (c->is_set_as_top_level()) {
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continue;
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}
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_MinSizeCache &msc = min_size_cache[c];
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if (first) {
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first = false;
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} else {
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ofs += sep;
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}
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int from = ofs;
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int to = ofs + msc.final_size;
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if (msc.will_stretch && idx == children_count - 1) {
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//adjust so the last one always fits perfect
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//compensating for numerical imprecision
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to = new_size.height - sb->get_margin(SIDE_BOTTOM);
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}
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int size = to - from;
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float margin = sb->get_margin(SIDE_LEFT) + (slot_info[i].draw_stylebox ? sb_slot->get_margin(SIDE_LEFT) : 0);
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float width = w - (slot_info[i].draw_stylebox ? sb_slot->get_minimum_size().x : 0);
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Rect2 rect(margin, from, width, size);
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fit_child_in_rect(c, rect);
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cache_y.push_back(from - sb->get_margin(SIDE_TOP) + size * 0.5);
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ofs = to;
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idx++;
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}
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update();
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connpos_dirty = true;
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}
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bool GraphNode::has_point(const Point2 &p_point) const {
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if (comment) {
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Ref<StyleBox> comment = get_theme_stylebox(SNAME("comment"));
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Ref<Texture2D> resizer = get_theme_icon(SNAME("resizer"));
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if (Rect2(get_size() - resizer->get_size(), resizer->get_size()).has_point(p_point)) {
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return true;
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}
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if (Rect2(0, 0, get_size().width, comment->get_margin(SIDE_TOP)).has_point(p_point)) {
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return true;
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}
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return false;
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} else {
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return Control::has_point(p_point);
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}
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}
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void GraphNode::_notification(int p_what) {
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switch (p_what) {
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case NOTIFICATION_DRAW: {
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Ref<StyleBox> sb;
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if (comment) {
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sb = get_theme_stylebox(selected ? SNAME("comment_focus") : SNAME("comment"));
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} else {
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sb = get_theme_stylebox(selected ? SNAME("selected_frame") : SNAME("frame"));
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}
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Ref<StyleBox> sb_slot = get_theme_stylebox(SNAME("slot"));
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Ref<Texture2D> port = get_theme_icon(SNAME("port"));
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Ref<Texture2D> close = get_theme_icon(SNAME("close"));
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Ref<Texture2D> resizer = get_theme_icon(SNAME("resizer"));
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int close_offset = get_theme_constant(SNAME("close_offset"));
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int close_h_offset = get_theme_constant(SNAME("close_h_offset"));
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Color close_color = get_theme_color(SNAME("close_color"));
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Color resizer_color = get_theme_color(SNAME("resizer_color"));
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int title_offset = get_theme_constant(SNAME("title_offset"));
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int title_h_offset = get_theme_constant(SNAME("title_h_offset"));
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Color title_color = get_theme_color(SNAME("title_color"));
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Point2i icofs = -port->get_size() * 0.5;
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int edgeofs = get_theme_constant(SNAME("port_offset"));
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icofs.y += sb->get_margin(SIDE_TOP);
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draw_style_box(sb, Rect2(Point2(), get_size()));
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switch (overlay) {
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case OVERLAY_DISABLED: {
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} break;
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case OVERLAY_BREAKPOINT: {
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draw_style_box(get_theme_stylebox(SNAME("breakpoint")), Rect2(Point2(), get_size()));
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} break;
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case OVERLAY_POSITION: {
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draw_style_box(get_theme_stylebox(SNAME("position")), Rect2(Point2(), get_size()));
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} break;
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}
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int w = get_size().width - sb->get_minimum_size().x;
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title_buf->draw(get_canvas_item(), Point2(sb->get_margin(SIDE_LEFT) + title_h_offset, -title_buf->get_size().y + title_offset), title_color);
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if (show_close) {
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Vector2 cpos = Point2(w + sb->get_margin(SIDE_LEFT) + close_h_offset - close->get_width(), -close->get_height() + close_offset);
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draw_texture(close, cpos, close_color);
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close_rect.position = cpos;
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close_rect.size = close->get_size();
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} else {
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close_rect = Rect2();
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}
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for (const KeyValue<int, Slot> &E : slot_info) {
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if (E.key < 0 || E.key >= cache_y.size()) {
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continue;
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}
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if (!slot_info.has(E.key)) {
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continue;
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}
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const Slot &s = slot_info[E.key];
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// Left port.
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if (s.enable_left) {
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Ref<Texture2D> p = port;
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if (s.custom_slot_left.is_valid()) {
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p = s.custom_slot_left;
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}
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p->draw(get_canvas_item(), icofs + Point2(edgeofs, cache_y[E.key]), s.color_left);
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}
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// Right port.
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if (s.enable_right) {
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Ref<Texture2D> p = port;
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if (s.custom_slot_right.is_valid()) {
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p = s.custom_slot_right;
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}
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p->draw(get_canvas_item(), icofs + Point2(get_size().x - edgeofs, cache_y[E.key]), s.color_right);
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}
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// Draw slot stylebox.
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if (s.draw_stylebox) {
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Control *c = Object::cast_to<Control>(get_child(E.key));
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Rect2 c_rect = c->get_rect();
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c_rect.position.x = sb->get_margin(SIDE_LEFT);
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c_rect.size.width = w;
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draw_style_box(sb_slot, c_rect);
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}
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}
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if (resizable) {
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draw_texture(resizer, get_size() - resizer->get_size(), resizer_color);
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}
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} break;
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case NOTIFICATION_SORT_CHILDREN: {
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_resort();
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} break;
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case NOTIFICATION_LAYOUT_DIRECTION_CHANGED:
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case NOTIFICATION_TRANSLATION_CHANGED:
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case NOTIFICATION_THEME_CHANGED: {
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_shape();
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update_minimum_size();
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update();
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} break;
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}
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}
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void GraphNode::_shape() {
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Ref<Font> font = get_theme_font(SNAME("title_font"));
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int font_size = get_theme_font_size(SNAME("title_font_size"));
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title_buf->clear();
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if (text_direction == Control::TEXT_DIRECTION_INHERITED) {
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title_buf->set_direction(is_layout_rtl() ? TextServer::DIRECTION_RTL : TextServer::DIRECTION_LTR);
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} else {
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title_buf->set_direction((TextServer::Direction)text_direction);
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}
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title_buf->add_string(title, font, font_size, language);
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}
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#ifdef TOOLS_ENABLED
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void GraphNode::_edit_set_position(const Point2 &p_position) {
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GraphEdit *graph = Object::cast_to<GraphEdit>(get_parent());
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if (graph) {
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Point2 offset = (p_position + graph->get_scroll_ofs()) * graph->get_zoom();
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set_position_offset(offset);
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}
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set_position(p_position);
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}
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#endif
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void GraphNode::_validate_property(PropertyInfo &p_property) const {
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GraphEdit *graph = Object::cast_to<GraphEdit>(get_parent());
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if (graph) {
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if (p_property.name == "position") {
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p_property.usage |= PROPERTY_USAGE_READ_ONLY;
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}
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}
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}
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void GraphNode::set_slot(int p_idx, 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) {
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ERR_FAIL_COND_MSG(p_idx < 0, vformat("Cannot set slot with p_idx (%d) lesser than zero.", p_idx));
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if (!p_enable_left && p_type_left == 0 && p_color_left == Color(1, 1, 1, 1) &&
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!p_enable_right && p_type_right == 0 && p_color_right == Color(1, 1, 1, 1) &&
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!p_custom_left.is_valid() && !p_custom_right.is_valid()) {
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slot_info.erase(p_idx);
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return;
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}
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Slot s;
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s.enable_left = p_enable_left;
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s.type_left = p_type_left;
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s.color_left = p_color_left;
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s.enable_right = p_enable_right;
|
|
s.type_right = p_type_right;
|
|
s.color_right = p_color_right;
|
|
s.custom_slot_left = p_custom_left;
|
|
s.custom_slot_right = p_custom_right;
|
|
s.draw_stylebox = p_draw_stylebox;
|
|
slot_info[p_idx] = s;
|
|
update();
|
|
connpos_dirty = true;
|
|
|
|
emit_signal(SNAME("slot_updated"), p_idx);
|
|
}
|
|
|
|
void GraphNode::clear_slot(int p_idx) {
|
|
slot_info.erase(p_idx);
|
|
update();
|
|
connpos_dirty = true;
|
|
}
|
|
|
|
void GraphNode::clear_all_slots() {
|
|
slot_info.clear();
|
|
update();
|
|
connpos_dirty = true;
|
|
}
|
|
|
|
bool GraphNode::is_slot_enabled_left(int p_idx) const {
|
|
if (!slot_info.has(p_idx)) {
|
|
return false;
|
|
}
|
|
return slot_info[p_idx].enable_left;
|
|
}
|
|
|
|
void GraphNode::set_slot_enabled_left(int p_idx, bool p_enable_left) {
|
|
ERR_FAIL_COND_MSG(p_idx < 0, vformat("Cannot set enable_left for the slot with p_idx (%d) lesser than zero.", p_idx));
|
|
|
|
if (slot_info[p_idx].enable_left == p_enable_left) {
|
|
return;
|
|
}
|
|
|
|
slot_info[p_idx].enable_left = p_enable_left;
|
|
update();
|
|
connpos_dirty = true;
|
|
|
|
emit_signal(SNAME("slot_updated"), p_idx);
|
|
}
|
|
|
|
void GraphNode::set_slot_type_left(int p_idx, int p_type_left) {
|
|
ERR_FAIL_COND_MSG(!slot_info.has(p_idx), vformat("Cannot set type_left for the slot '%d' because it hasn't been enabled.", p_idx));
|
|
|
|
if (slot_info[p_idx].type_left == p_type_left) {
|
|
return;
|
|
}
|
|
|
|
slot_info[p_idx].type_left = p_type_left;
|
|
update();
|
|
connpos_dirty = true;
|
|
|
|
emit_signal(SNAME("slot_updated"), p_idx);
|
|
}
|
|
|
|
int GraphNode::get_slot_type_left(int p_idx) const {
|
|
if (!slot_info.has(p_idx)) {
|
|
return 0;
|
|
}
|
|
return slot_info[p_idx].type_left;
|
|
}
|
|
|
|
void GraphNode::set_slot_color_left(int p_idx, const Color &p_color_left) {
|
|
ERR_FAIL_COND_MSG(!slot_info.has(p_idx), vformat("Cannot set color_left for the slot '%d' because it hasn't been enabled.", p_idx));
|
|
|
|
if (slot_info[p_idx].color_left == p_color_left) {
|
|
return;
|
|
}
|
|
|
|
slot_info[p_idx].color_left = p_color_left;
|
|
update();
|
|
connpos_dirty = true;
|
|
|
|
emit_signal(SNAME("slot_updated"), p_idx);
|
|
}
|
|
|
|
Color GraphNode::get_slot_color_left(int p_idx) const {
|
|
if (!slot_info.has(p_idx)) {
|
|
return Color(1, 1, 1, 1);
|
|
}
|
|
return slot_info[p_idx].color_left;
|
|
}
|
|
|
|
bool GraphNode::is_slot_enabled_right(int p_idx) const {
|
|
if (!slot_info.has(p_idx)) {
|
|
return false;
|
|
}
|
|
return slot_info[p_idx].enable_right;
|
|
}
|
|
|
|
void GraphNode::set_slot_enabled_right(int p_idx, bool p_enable_right) {
|
|
ERR_FAIL_COND_MSG(p_idx < 0, vformat("Cannot set enable_right for the slot with p_idx (%d) lesser than zero.", p_idx));
|
|
|
|
if (slot_info[p_idx].enable_right == p_enable_right) {
|
|
return;
|
|
}
|
|
|
|
slot_info[p_idx].enable_right = p_enable_right;
|
|
update();
|
|
connpos_dirty = true;
|
|
|
|
emit_signal(SNAME("slot_updated"), p_idx);
|
|
}
|
|
|
|
void GraphNode::set_slot_type_right(int p_idx, int p_type_right) {
|
|
ERR_FAIL_COND_MSG(!slot_info.has(p_idx), vformat("Cannot set type_right for the slot '%d' because it hasn't been enabled.", p_idx));
|
|
|
|
if (slot_info[p_idx].type_right == p_type_right) {
|
|
return;
|
|
}
|
|
|
|
slot_info[p_idx].type_right = p_type_right;
|
|
update();
|
|
connpos_dirty = true;
|
|
|
|
emit_signal(SNAME("slot_updated"), p_idx);
|
|
}
|
|
|
|
int GraphNode::get_slot_type_right(int p_idx) const {
|
|
if (!slot_info.has(p_idx)) {
|
|
return 0;
|
|
}
|
|
return slot_info[p_idx].type_right;
|
|
}
|
|
|
|
void GraphNode::set_slot_color_right(int p_idx, const Color &p_color_right) {
|
|
ERR_FAIL_COND_MSG(!slot_info.has(p_idx), vformat("Cannot set color_right for the slot '%d' because it hasn't been enabled.", p_idx));
|
|
|
|
if (slot_info[p_idx].color_right == p_color_right) {
|
|
return;
|
|
}
|
|
|
|
slot_info[p_idx].color_right = p_color_right;
|
|
update();
|
|
connpos_dirty = true;
|
|
|
|
emit_signal(SNAME("slot_updated"), p_idx);
|
|
}
|
|
|
|
Color GraphNode::get_slot_color_right(int p_idx) const {
|
|
if (!slot_info.has(p_idx)) {
|
|
return Color(1, 1, 1, 1);
|
|
}
|
|
return slot_info[p_idx].color_right;
|
|
}
|
|
|
|
bool GraphNode::is_slot_draw_stylebox(int p_idx) const {
|
|
if (!slot_info.has(p_idx)) {
|
|
return false;
|
|
}
|
|
return slot_info[p_idx].draw_stylebox;
|
|
}
|
|
|
|
void GraphNode::set_slot_draw_stylebox(int p_idx, bool p_enable) {
|
|
ERR_FAIL_COND_MSG(p_idx < 0, vformat("Cannot set draw_stylebox for the slot with p_idx (%d) lesser than zero.", p_idx));
|
|
|
|
slot_info[p_idx].draw_stylebox = p_enable;
|
|
update();
|
|
connpos_dirty = true;
|
|
|
|
emit_signal(SNAME("slot_updated"), p_idx);
|
|
}
|
|
|
|
Size2 GraphNode::get_minimum_size() const {
|
|
Ref<StyleBox> sb = get_theme_stylebox(SNAME("frame"));
|
|
Ref<StyleBox> sb_slot = get_theme_stylebox(SNAME("slot"));
|
|
|
|
int sep = get_theme_constant(SNAME("separation"));
|
|
int title_h_offset = get_theme_constant(SNAME("title_h_offset"));
|
|
|
|
bool first = true;
|
|
|
|
Size2 minsize;
|
|
minsize.x = title_buf->get_size().x + title_h_offset;
|
|
if (show_close) {
|
|
int close_h_offset = get_theme_constant(SNAME("close_h_offset"));
|
|
Ref<Texture2D> close = get_theme_icon(SNAME("close"));
|
|
//TODO: Remove this magic number after GraphNode rework.
|
|
minsize.x += 12 + close->get_width() + close_h_offset;
|
|
}
|
|
|
|
for (int i = 0; i < get_child_count(); i++) {
|
|
Control *c = Object::cast_to<Control>(get_child(i));
|
|
if (!c) {
|
|
continue;
|
|
}
|
|
if (c->is_set_as_top_level()) {
|
|
continue;
|
|
}
|
|
|
|
Size2i size = c->get_combined_minimum_size();
|
|
if (slot_info.has(i)) {
|
|
size += slot_info[i].draw_stylebox ? sb_slot->get_minimum_size() : Size2();
|
|
}
|
|
|
|
minsize.y += size.y;
|
|
minsize.x = MAX(minsize.x, size.x);
|
|
|
|
if (first) {
|
|
first = false;
|
|
} else {
|
|
minsize.y += sep;
|
|
}
|
|
}
|
|
|
|
return minsize + sb->get_minimum_size();
|
|
}
|
|
|
|
void GraphNode::set_title(const String &p_title) {
|
|
if (title == p_title) {
|
|
return;
|
|
}
|
|
title = p_title;
|
|
_shape();
|
|
|
|
update();
|
|
update_minimum_size();
|
|
}
|
|
|
|
String GraphNode::get_title() const {
|
|
return title;
|
|
}
|
|
|
|
void GraphNode::set_text_direction(Control::TextDirection p_text_direction) {
|
|
ERR_FAIL_COND((int)p_text_direction < -1 || (int)p_text_direction > 3);
|
|
if (text_direction != p_text_direction) {
|
|
text_direction = p_text_direction;
|
|
_shape();
|
|
update();
|
|
}
|
|
}
|
|
|
|
Control::TextDirection GraphNode::get_text_direction() const {
|
|
return text_direction;
|
|
}
|
|
|
|
void GraphNode::set_language(const String &p_language) {
|
|
if (language != p_language) {
|
|
language = p_language;
|
|
_shape();
|
|
update();
|
|
}
|
|
}
|
|
|
|
String GraphNode::get_language() const {
|
|
return language;
|
|
}
|
|
|
|
void GraphNode::set_position_offset(const Vector2 &p_offset) {
|
|
if (position_offset == p_offset) {
|
|
return;
|
|
}
|
|
|
|
position_offset = p_offset;
|
|
emit_signal(SNAME("position_offset_changed"));
|
|
update();
|
|
}
|
|
|
|
Vector2 GraphNode::get_position_offset() const {
|
|
return position_offset;
|
|
}
|
|
|
|
void GraphNode::set_selected(bool p_selected) {
|
|
if (selected == p_selected) {
|
|
return;
|
|
}
|
|
|
|
selected = p_selected;
|
|
update();
|
|
}
|
|
|
|
bool GraphNode::is_selected() {
|
|
return selected;
|
|
}
|
|
|
|
void GraphNode::set_drag(bool p_drag) {
|
|
if (p_drag) {
|
|
drag_from = get_position_offset();
|
|
} else {
|
|
emit_signal(SNAME("dragged"), drag_from, get_position_offset()); //useful for undo/redo
|
|
}
|
|
}
|
|
|
|
Vector2 GraphNode::get_drag_from() {
|
|
return drag_from;
|
|
}
|
|
|
|
void GraphNode::set_show_close_button(bool p_enable) {
|
|
if (show_close == p_enable) {
|
|
return;
|
|
}
|
|
|
|
show_close = p_enable;
|
|
update();
|
|
}
|
|
|
|
bool GraphNode::is_close_button_visible() const {
|
|
return show_close;
|
|
}
|
|
|
|
void GraphNode::_connpos_update() {
|
|
int edgeofs = get_theme_constant(SNAME("port_offset"));
|
|
int sep = get_theme_constant(SNAME("separation"));
|
|
|
|
Ref<StyleBox> sb = get_theme_stylebox(SNAME("frame"));
|
|
conn_input_cache.clear();
|
|
conn_output_cache.clear();
|
|
int vofs = 0;
|
|
|
|
int idx = 0;
|
|
|
|
for (int i = 0; i < get_child_count(); i++) {
|
|
Control *c = Object::cast_to<Control>(get_child(i));
|
|
if (!c) {
|
|
continue;
|
|
}
|
|
if (c->is_set_as_top_level()) {
|
|
continue;
|
|
}
|
|
|
|
Size2i size = c->get_rect().size;
|
|
|
|
int y = sb->get_margin(SIDE_TOP) + vofs;
|
|
int h = size.y;
|
|
|
|
if (slot_info.has(idx)) {
|
|
if (slot_info[idx].enable_left) {
|
|
ConnCache cc;
|
|
cc.pos = Point2i(edgeofs, y + h / 2);
|
|
cc.type = slot_info[idx].type_left;
|
|
cc.color = slot_info[idx].color_left;
|
|
cc.height = size.height;
|
|
conn_input_cache.push_back(cc);
|
|
}
|
|
if (slot_info[idx].enable_right) {
|
|
ConnCache cc;
|
|
cc.pos = Point2i(get_size().width - edgeofs, y + h / 2);
|
|
cc.type = slot_info[idx].type_right;
|
|
cc.color = slot_info[idx].color_right;
|
|
cc.height = size.height;
|
|
conn_output_cache.push_back(cc);
|
|
}
|
|
}
|
|
|
|
vofs += sep;
|
|
vofs += size.y;
|
|
idx++;
|
|
}
|
|
|
|
connpos_dirty = false;
|
|
}
|
|
|
|
int GraphNode::get_connection_input_count() {
|
|
if (connpos_dirty) {
|
|
_connpos_update();
|
|
}
|
|
|
|
return conn_input_cache.size();
|
|
}
|
|
|
|
int GraphNode::get_connection_input_height(int p_idx) {
|
|
if (connpos_dirty) {
|
|
_connpos_update();
|
|
}
|
|
|
|
ERR_FAIL_INDEX_V(p_idx, conn_input_cache.size(), 0);
|
|
return conn_input_cache[p_idx].height;
|
|
}
|
|
|
|
Vector2 GraphNode::get_connection_input_position(int p_idx) {
|
|
if (connpos_dirty) {
|
|
_connpos_update();
|
|
}
|
|
|
|
ERR_FAIL_INDEX_V(p_idx, conn_input_cache.size(), Vector2());
|
|
Vector2 pos = conn_input_cache[p_idx].pos;
|
|
pos.x *= get_scale().x;
|
|
pos.y *= get_scale().y;
|
|
return pos;
|
|
}
|
|
|
|
int GraphNode::get_connection_input_type(int p_idx) {
|
|
if (connpos_dirty) {
|
|
_connpos_update();
|
|
}
|
|
|
|
ERR_FAIL_INDEX_V(p_idx, conn_input_cache.size(), 0);
|
|
return conn_input_cache[p_idx].type;
|
|
}
|
|
|
|
Color GraphNode::get_connection_input_color(int p_idx) {
|
|
if (connpos_dirty) {
|
|
_connpos_update();
|
|
}
|
|
|
|
ERR_FAIL_INDEX_V(p_idx, conn_input_cache.size(), Color());
|
|
return conn_input_cache[p_idx].color;
|
|
}
|
|
|
|
int GraphNode::get_connection_output_count() {
|
|
if (connpos_dirty) {
|
|
_connpos_update();
|
|
}
|
|
|
|
return conn_output_cache.size();
|
|
}
|
|
|
|
int GraphNode::get_connection_output_height(int p_idx) {
|
|
if (connpos_dirty) {
|
|
_connpos_update();
|
|
}
|
|
|
|
ERR_FAIL_INDEX_V(p_idx, conn_output_cache.size(), 0);
|
|
return conn_output_cache[p_idx].height;
|
|
}
|
|
|
|
Vector2 GraphNode::get_connection_output_position(int p_idx) {
|
|
if (connpos_dirty) {
|
|
_connpos_update();
|
|
}
|
|
|
|
ERR_FAIL_INDEX_V(p_idx, conn_output_cache.size(), Vector2());
|
|
Vector2 pos = conn_output_cache[p_idx].pos;
|
|
pos.x *= get_scale().x;
|
|
pos.y *= get_scale().y;
|
|
return pos;
|
|
}
|
|
|
|
int GraphNode::get_connection_output_type(int p_idx) {
|
|
if (connpos_dirty) {
|
|
_connpos_update();
|
|
}
|
|
|
|
ERR_FAIL_INDEX_V(p_idx, conn_output_cache.size(), 0);
|
|
return conn_output_cache[p_idx].type;
|
|
}
|
|
|
|
Color GraphNode::get_connection_output_color(int p_idx) {
|
|
if (connpos_dirty) {
|
|
_connpos_update();
|
|
}
|
|
|
|
ERR_FAIL_INDEX_V(p_idx, conn_output_cache.size(), Color());
|
|
return conn_output_cache[p_idx].color;
|
|
}
|
|
|
|
void GraphNode::gui_input(const Ref<InputEvent> &p_ev) {
|
|
ERR_FAIL_COND(p_ev.is_null());
|
|
|
|
Ref<InputEventMouseButton> mb = p_ev;
|
|
if (mb.is_valid()) {
|
|
ERR_FAIL_COND_MSG(get_parent_control() == nullptr, "GraphNode must be the child of a GraphEdit node.");
|
|
|
|
if (mb->is_pressed() && mb->get_button_index() == MouseButton::LEFT) {
|
|
Vector2 mpos = mb->get_position();
|
|
if (close_rect.size != Size2() && close_rect.has_point(mpos)) {
|
|
//send focus to parent
|
|
get_parent_control()->grab_focus();
|
|
emit_signal(SNAME("close_request"));
|
|
accept_event();
|
|
return;
|
|
}
|
|
|
|
Ref<Texture2D> resizer = get_theme_icon(SNAME("resizer"));
|
|
|
|
if (resizable && mpos.x > get_size().x - resizer->get_width() && mpos.y > get_size().y - resizer->get_height()) {
|
|
resizing = true;
|
|
resizing_from = mpos;
|
|
resizing_from_size = get_size();
|
|
accept_event();
|
|
return;
|
|
}
|
|
|
|
emit_signal(SNAME("raise_request"));
|
|
}
|
|
|
|
if (!mb->is_pressed() && mb->get_button_index() == MouseButton::LEFT) {
|
|
resizing = false;
|
|
}
|
|
}
|
|
|
|
Ref<InputEventMouseMotion> mm = p_ev;
|
|
if (resizing && mm.is_valid()) {
|
|
Vector2 mpos = mm->get_position();
|
|
|
|
Vector2 diff = mpos - resizing_from;
|
|
|
|
emit_signal(SNAME("resize_request"), resizing_from_size + diff);
|
|
}
|
|
}
|
|
|
|
void GraphNode::set_overlay(Overlay p_overlay) {
|
|
if (overlay == p_overlay) {
|
|
return;
|
|
}
|
|
|
|
overlay = p_overlay;
|
|
update();
|
|
}
|
|
|
|
GraphNode::Overlay GraphNode::get_overlay() const {
|
|
return overlay;
|
|
}
|
|
|
|
void GraphNode::set_comment(bool p_enable) {
|
|
if (comment == p_enable) {
|
|
return;
|
|
}
|
|
|
|
comment = p_enable;
|
|
update();
|
|
}
|
|
|
|
bool GraphNode::is_comment() const {
|
|
return comment;
|
|
}
|
|
|
|
void GraphNode::set_resizable(bool p_enable) {
|
|
if (resizable == p_enable) {
|
|
return;
|
|
}
|
|
|
|
resizable = p_enable;
|
|
update();
|
|
}
|
|
|
|
bool GraphNode::is_resizable() const {
|
|
return resizable;
|
|
}
|
|
|
|
void GraphNode::set_draggable(bool p_draggable) {
|
|
draggable = p_draggable;
|
|
}
|
|
|
|
bool GraphNode::is_draggable() {
|
|
return draggable;
|
|
}
|
|
|
|
void GraphNode::set_selectable(bool p_selectable) {
|
|
selectable = p_selectable;
|
|
}
|
|
|
|
bool GraphNode::is_selectable() {
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|
return selectable;
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|
}
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|
|
|
Vector<int> GraphNode::get_allowed_size_flags_horizontal() const {
|
|
Vector<int> flags;
|
|
flags.append(SIZE_FILL);
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|
flags.append(SIZE_SHRINK_BEGIN);
|
|
flags.append(SIZE_SHRINK_CENTER);
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|
flags.append(SIZE_SHRINK_END);
|
|
return flags;
|
|
}
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|
|
|
Vector<int> GraphNode::get_allowed_size_flags_vertical() const {
|
|
Vector<int> flags;
|
|
flags.append(SIZE_FILL);
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|
flags.append(SIZE_EXPAND);
|
|
flags.append(SIZE_SHRINK_BEGIN);
|
|
flags.append(SIZE_SHRINK_CENTER);
|
|
flags.append(SIZE_SHRINK_END);
|
|
return flags;
|
|
}
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|
|
|
void GraphNode::_bind_methods() {
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ClassDB::bind_method(D_METHOD("set_title", "title"), &GraphNode::set_title);
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ClassDB::bind_method(D_METHOD("get_title"), &GraphNode::get_title);
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|
ClassDB::bind_method(D_METHOD("set_text_direction", "direction"), &GraphNode::set_text_direction);
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|
ClassDB::bind_method(D_METHOD("get_text_direction"), &GraphNode::get_text_direction);
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|
ClassDB::bind_method(D_METHOD("set_language", "language"), &GraphNode::set_language);
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|
ClassDB::bind_method(D_METHOD("get_language"), &GraphNode::get_language);
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|
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|
ClassDB::bind_method(D_METHOD("set_slot", "idx", "enable_left", "type_left", "color_left", "enable_right", "type_right", "color_right", "custom_left", "custom_right", "enable"), &GraphNode::set_slot, DEFVAL(Ref<Texture2D>()), DEFVAL(Ref<Texture2D>()), DEFVAL(true));
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|
ClassDB::bind_method(D_METHOD("clear_slot", "idx"), &GraphNode::clear_slot);
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|
ClassDB::bind_method(D_METHOD("clear_all_slots"), &GraphNode::clear_all_slots);
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|
|
|
ClassDB::bind_method(D_METHOD("is_slot_enabled_left", "idx"), &GraphNode::is_slot_enabled_left);
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|
ClassDB::bind_method(D_METHOD("set_slot_enabled_left", "idx", "enable_left"), &GraphNode::set_slot_enabled_left);
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|
|
|
ClassDB::bind_method(D_METHOD("set_slot_type_left", "idx", "type_left"), &GraphNode::set_slot_type_left);
|
|
ClassDB::bind_method(D_METHOD("get_slot_type_left", "idx"), &GraphNode::get_slot_type_left);
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|
|
|
ClassDB::bind_method(D_METHOD("set_slot_color_left", "idx", "color_left"), &GraphNode::set_slot_color_left);
|
|
ClassDB::bind_method(D_METHOD("get_slot_color_left", "idx"), &GraphNode::get_slot_color_left);
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|
|
|
ClassDB::bind_method(D_METHOD("is_slot_enabled_right", "idx"), &GraphNode::is_slot_enabled_right);
|
|
ClassDB::bind_method(D_METHOD("set_slot_enabled_right", "idx", "enable_right"), &GraphNode::set_slot_enabled_right);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_slot_type_right", "idx", "type_right"), &GraphNode::set_slot_type_right);
|
|
ClassDB::bind_method(D_METHOD("get_slot_type_right", "idx"), &GraphNode::get_slot_type_right);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_slot_color_right", "idx", "color_right"), &GraphNode::set_slot_color_right);
|
|
ClassDB::bind_method(D_METHOD("get_slot_color_right", "idx"), &GraphNode::get_slot_color_right);
|
|
|
|
ClassDB::bind_method(D_METHOD("is_slot_draw_stylebox", "idx"), &GraphNode::is_slot_draw_stylebox);
|
|
ClassDB::bind_method(D_METHOD("set_slot_draw_stylebox", "idx", "draw_stylebox"), &GraphNode::set_slot_draw_stylebox);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_position_offset", "offset"), &GraphNode::set_position_offset);
|
|
ClassDB::bind_method(D_METHOD("get_position_offset"), &GraphNode::get_position_offset);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_comment", "comment"), &GraphNode::set_comment);
|
|
ClassDB::bind_method(D_METHOD("is_comment"), &GraphNode::is_comment);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_resizable", "resizable"), &GraphNode::set_resizable);
|
|
ClassDB::bind_method(D_METHOD("is_resizable"), &GraphNode::is_resizable);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_draggable", "draggable"), &GraphNode::set_draggable);
|
|
ClassDB::bind_method(D_METHOD("is_draggable"), &GraphNode::is_draggable);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_selectable", "selectable"), &GraphNode::set_selectable);
|
|
ClassDB::bind_method(D_METHOD("is_selectable"), &GraphNode::is_selectable);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_selected", "selected"), &GraphNode::set_selected);
|
|
ClassDB::bind_method(D_METHOD("is_selected"), &GraphNode::is_selected);
|
|
|
|
ClassDB::bind_method(D_METHOD("get_connection_input_count"), &GraphNode::get_connection_input_count);
|
|
ClassDB::bind_method(D_METHOD("get_connection_input_height", "idx"), &GraphNode::get_connection_input_height);
|
|
ClassDB::bind_method(D_METHOD("get_connection_input_position", "idx"), &GraphNode::get_connection_input_position);
|
|
ClassDB::bind_method(D_METHOD("get_connection_input_type", "idx"), &GraphNode::get_connection_input_type);
|
|
ClassDB::bind_method(D_METHOD("get_connection_input_color", "idx"), &GraphNode::get_connection_input_color);
|
|
|
|
ClassDB::bind_method(D_METHOD("get_connection_output_count"), &GraphNode::get_connection_output_count);
|
|
ClassDB::bind_method(D_METHOD("get_connection_output_height", "idx"), &GraphNode::get_connection_output_height);
|
|
ClassDB::bind_method(D_METHOD("get_connection_output_position", "idx"), &GraphNode::get_connection_output_position);
|
|
ClassDB::bind_method(D_METHOD("get_connection_output_type", "idx"), &GraphNode::get_connection_output_type);
|
|
ClassDB::bind_method(D_METHOD("get_connection_output_color", "idx"), &GraphNode::get_connection_output_color);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_show_close_button", "show"), &GraphNode::set_show_close_button);
|
|
ClassDB::bind_method(D_METHOD("is_close_button_visible"), &GraphNode::is_close_button_visible);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_overlay", "overlay"), &GraphNode::set_overlay);
|
|
ClassDB::bind_method(D_METHOD("get_overlay"), &GraphNode::get_overlay);
|
|
|
|
ADD_PROPERTY(PropertyInfo(Variant::STRING, "title"), "set_title", "get_title");
|
|
ADD_PROPERTY(PropertyInfo(Variant::VECTOR2, "position_offset", PROPERTY_HINT_NONE, "suffix:px"), "set_position_offset", "get_position_offset");
|
|
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "show_close"), "set_show_close_button", "is_close_button_visible");
|
|
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "resizable"), "set_resizable", "is_resizable");
|
|
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "draggable"), "set_draggable", "is_draggable");
|
|
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "selectable"), "set_selectable", "is_selectable");
|
|
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "selected"), "set_selected", "is_selected");
|
|
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "comment"), "set_comment", "is_comment");
|
|
ADD_PROPERTY(PropertyInfo(Variant::INT, "overlay", PROPERTY_HINT_ENUM, "Disabled,Breakpoint,Position"), "set_overlay", "get_overlay");
|
|
|
|
ADD_GROUP("BiDi", "");
|
|
ADD_PROPERTY(PropertyInfo(Variant::INT, "text_direction", PROPERTY_HINT_ENUM, "Auto,Left-to-Right,Right-to-Left,Inherited"), "set_text_direction", "get_text_direction");
|
|
ADD_PROPERTY(PropertyInfo(Variant::STRING, "language", PROPERTY_HINT_LOCALE_ID, ""), "set_language", "get_language");
|
|
ADD_GROUP("", "");
|
|
|
|
ADD_SIGNAL(MethodInfo("position_offset_changed"));
|
|
ADD_SIGNAL(MethodInfo("slot_updated", PropertyInfo(Variant::INT, "idx")));
|
|
ADD_SIGNAL(MethodInfo("dragged", PropertyInfo(Variant::VECTOR2, "from"), PropertyInfo(Variant::VECTOR2, "to")));
|
|
ADD_SIGNAL(MethodInfo("raise_request"));
|
|
ADD_SIGNAL(MethodInfo("close_request"));
|
|
ADD_SIGNAL(MethodInfo("resize_request", PropertyInfo(Variant::VECTOR2, "new_minsize")));
|
|
|
|
BIND_ENUM_CONSTANT(OVERLAY_DISABLED);
|
|
BIND_ENUM_CONSTANT(OVERLAY_BREAKPOINT);
|
|
BIND_ENUM_CONSTANT(OVERLAY_POSITION);
|
|
}
|
|
|
|
GraphNode::GraphNode() {
|
|
title_buf.instantiate();
|
|
set_mouse_filter(MOUSE_FILTER_STOP);
|
|
}
|