105 lines
3.7 KiB
C++
105 lines
3.7 KiB
C++
/*************************************************************************/
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/* visible_on_screen_notifier_2d.h */
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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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#ifndef VISIBLE_ON_SCREEN_NOTIFIER_2D_H
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#define VISIBLE_ON_SCREEN_NOTIFIER_2D_H
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#include "scene/2d/node_2d.h"
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class Viewport;
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class VisibleOnScreenNotifier2D : public Node2D {
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GDCLASS(VisibleOnScreenNotifier2D, Node2D);
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HashSet<Viewport *> viewports;
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Rect2 rect;
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private:
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bool on_screen = false;
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void _visibility_enter();
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void _visibility_exit();
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protected:
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virtual void _screen_enter() {}
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virtual void _screen_exit() {}
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void _notification(int p_what);
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static void _bind_methods();
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public:
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#ifdef TOOLS_ENABLED
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virtual Rect2 _edit_get_rect() const override;
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virtual bool _edit_use_rect() const override;
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#endif
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void set_rect(const Rect2 &p_rect);
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Rect2 get_rect() const;
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bool is_on_screen() const;
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VisibleOnScreenNotifier2D();
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};
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class VisibleOnScreenEnabler2D : public VisibleOnScreenNotifier2D {
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GDCLASS(VisibleOnScreenEnabler2D, VisibleOnScreenNotifier2D);
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public:
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enum EnableMode {
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ENABLE_MODE_INHERIT,
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ENABLE_MODE_ALWAYS,
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ENABLE_MODE_WHEN_PAUSED,
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};
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protected:
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ObjectID node_id;
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virtual void _screen_enter() override;
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virtual void _screen_exit() override;
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EnableMode enable_mode = ENABLE_MODE_INHERIT;
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NodePath enable_node_path = NodePath("..");
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void _notification(int p_what);
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static void _bind_methods();
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void _update_enable_mode(bool p_enable);
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public:
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void set_enable_mode(EnableMode p_mode);
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EnableMode get_enable_mode();
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void set_enable_node_path(NodePath p_path);
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NodePath get_enable_node_path();
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VisibleOnScreenEnabler2D();
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};
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VARIANT_ENUM_CAST(VisibleOnScreenEnabler2D::EnableMode);
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#endif // VISIBILITY_NOTIFIER_2D_H
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