/*************************************************************************/ /* visible_on_screen_notifier_2d.h */ /*************************************************************************/ /* This file is part of: */ /* GODOT ENGINE */ /* https://godotengine.org */ /*************************************************************************/ /* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */ /* Copyright (c) 2014-2022 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. */ /*************************************************************************/ #ifndef VISIBLE_ON_SCREEN_NOTIFIER_2D_H #define VISIBLE_ON_SCREEN_NOTIFIER_2D_H #include "scene/2d/node_2d.h" class Viewport; class VisibleOnScreenNotifier2D : public Node2D { GDCLASS(VisibleOnScreenNotifier2D, Node2D); HashSet<Viewport *> viewports; Rect2 rect; private: bool on_screen = false; void _visibility_enter(); void _visibility_exit(); protected: virtual void _screen_enter() {} virtual void _screen_exit() {} void _notification(int p_what); static void _bind_methods(); public: #ifdef TOOLS_ENABLED virtual Rect2 _edit_get_rect() const override; virtual bool _edit_use_rect() const override; #endif void set_rect(const Rect2 &p_rect); Rect2 get_rect() const; bool is_on_screen() const; VisibleOnScreenNotifier2D(); }; class VisibleOnScreenEnabler2D : public VisibleOnScreenNotifier2D { GDCLASS(VisibleOnScreenEnabler2D, VisibleOnScreenNotifier2D); public: enum EnableMode { ENABLE_MODE_INHERIT, ENABLE_MODE_ALWAYS, ENABLE_MODE_WHEN_PAUSED, }; protected: ObjectID node_id; virtual void _screen_enter() override; virtual void _screen_exit() override; EnableMode enable_mode = ENABLE_MODE_INHERIT; NodePath enable_node_path = NodePath(".."); void _notification(int p_what); static void _bind_methods(); void _update_enable_mode(bool p_enable); public: void set_enable_mode(EnableMode p_mode); EnableMode get_enable_mode(); void set_enable_node_path(NodePath p_path); NodePath get_enable_node_path(); VisibleOnScreenEnabler2D(); }; VARIANT_ENUM_CAST(VisibleOnScreenEnabler2D::EnableMode); #endif // VISIBLE_ON_SCREEN_NOTIFIER_2D_H