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/*************************************************************************/
/* center_container.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2017 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 "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 = get_child(i)->cast_to<Control>();
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 = get_child(i)->cast_to<Control>();
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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