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			124 lines
		
	
	
	
		
			4.1 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			124 lines
		
	
	
	
		
			4.1 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*************************************************************************/
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| /*  viewport_container.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) 2007-2017 Juan Linietsky, Ariel Manzur.                 */
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| /* Copyright (c) 2014-2017 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 "viewport_container.h"
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| 
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| #include "scene/main/viewport.h"
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| 
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| Size2 ViewportContainer::get_minimum_size() const {
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| 
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| 	if (stretch)
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| 		return Size2();
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| 	Size2 ms;
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| 	for (int i = 0; i < get_child_count(); i++) {
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| 
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| 		Viewport *c = Object::cast_to<Viewport>(get_child(i));
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| 		if (!c)
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| 			continue;
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| 
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| 		Size2 minsize = c->get_size();
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| 		ms.width = MAX(ms.width, minsize.width);
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| 		ms.height = MAX(ms.height, minsize.height);
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| 	}
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| 
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| 	return ms;
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| }
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| 
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| void ViewportContainer::set_stretch(bool p_enable) {
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| 
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| 	stretch = p_enable;
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| 	queue_sort();
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| 	update();
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| }
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| 
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| bool ViewportContainer::is_stretch_enabled() const {
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| 
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| 	return stretch;
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| }
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| 
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| void ViewportContainer::_notification(int p_what) {
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| 
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| 	if (p_what == NOTIFICATION_RESIZED) {
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| 
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| 		if (!stretch)
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| 			return;
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| 
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| 		for (int i = 0; i < get_child_count(); i++) {
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| 
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| 			Viewport *c = Object::cast_to<Viewport>(get_child(i));
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| 			if (!c)
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| 				continue;
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| 
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| 			c->set_size(get_size());
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| 		}
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| 	}
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| 
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| 	if (p_what == NOTIFICATION_ENTER_TREE || p_what == NOTIFICATION_VISIBILITY_CHANGED) {
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| 
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| 		for (int i = 0; i < get_child_count(); i++) {
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| 
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| 			Viewport *c = Object::cast_to<Viewport>(get_child(i));
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| 			if (!c)
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| 				continue;
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| 
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| 			if (is_visible_in_tree())
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| 				c->set_update_mode(Viewport::UPDATE_ALWAYS);
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| 			else
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| 				c->set_update_mode(Viewport::UPDATE_DISABLED);
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| 		}
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| 	}
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| 
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| 	if (p_what == NOTIFICATION_DRAW) {
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| 
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| 		for (int i = 0; i < get_child_count(); i++) {
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| 
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| 			Viewport *c = Object::cast_to<Viewport>(get_child(i));
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| 			if (!c)
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| 				continue;
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| 
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| 			if (stretch)
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| 				draw_texture_rect(c->get_texture(), Rect2(Vector2(), get_size() * Size2(1, -1)));
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| 			else
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| 				draw_texture_rect(c->get_texture(), Rect2(Vector2(), c->get_size() * Size2(1, -1)));
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| 		}
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| 	}
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| }
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| 
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| void ViewportContainer::_bind_methods() {
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| 
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| 	ClassDB::bind_method(D_METHOD("set_stretch", "enable"), &ViewportContainer::set_stretch);
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| 	ClassDB::bind_method(D_METHOD("is_stretch_enabled"), &ViewportContainer::is_stretch_enabled);
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| 
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| 	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "stretch"), "set_stretch", "is_stretch_enabled");
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| }
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| 
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| ViewportContainer::ViewportContainer() {
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| 
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| 	stretch = false;
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| }
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