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- /*************************************************************************/
- /* center_container.cpp */
- /*************************************************************************/
- /* This file is part of: */
- /* GODOT ENGINE */
- /* https://godotengine.org */
- /*************************************************************************/
- /* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
- /* Copyright (c) 2014-2017 Godot Engine contributors (cf. AUTHORS.md) */
- /* */
- /* 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 "center_container.h"
- Size2 CenterContainer::get_minimum_size() const {
- if (use_top_left)
- return Size2();
- Size2 ms;
- 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_toplevel())
- continue;
- if (!c->is_visible())
- continue;
- Size2 minsize = c->get_combined_minimum_size();
- ms.width = MAX(ms.width, minsize.width);
- ms.height = MAX(ms.height, minsize.height);
- }
- return ms;
- }
- void CenterContainer::set_use_top_left(bool p_enable) {
- use_top_left = p_enable;
- queue_sort();
- }
- bool CenterContainer::is_using_top_left() const {
- return use_top_left;
- }
- void CenterContainer::_notification(int p_what) {
- if (p_what == NOTIFICATION_SORT_CHILDREN) {
- Size2 size = get_size();
- 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_toplevel())
- continue;
- Size2 minsize = c->get_combined_minimum_size();
- Point2 ofs = use_top_left ? (-minsize * 0.5).floor() : ((size - minsize) / 2.0).floor();
- fit_child_in_rect(c, Rect2(ofs, minsize));
- }
- }
- }
- void CenterContainer::_bind_methods() {
- ClassDB::bind_method(D_METHOD("set_use_top_left", "enable"), &CenterContainer::set_use_top_left);
- ClassDB::bind_method(D_METHOD("is_using_top_left"), &CenterContainer::is_using_top_left);
- ADD_PROPERTY(PropertyInfo(Variant::BOOL, "use_top_left"), "set_use_top_left", "is_using_top_left");
- }
- CenterContainer::CenterContainer() {
- use_top_left = false;
- }
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