/**************************************************************************/ /* visible_on_screen_notifier_2d.cpp */ /**************************************************************************/ /* This file is part of: */ /* GODOT ENGINE */ /* https://godotengine.org */ /**************************************************************************/ /* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */ /* Copyright (c) 2007-2014 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 "visible_on_screen_notifier_2d.h" #include "scene/scene_string_names.h" #ifdef TOOLS_ENABLED Rect2 VisibleOnScreenNotifier2D::_edit_get_rect() const { return rect; } bool VisibleOnScreenNotifier2D::_edit_use_rect() const { return true; } #endif void VisibleOnScreenNotifier2D::_visibility_enter() { if (!is_inside_tree() || Engine::get_singleton()->is_editor_hint()) { return; } on_screen = true; emit_signal(SceneStringNames::get_singleton()->screen_entered); _screen_enter(); } void VisibleOnScreenNotifier2D::_visibility_exit() { if (!is_inside_tree() || Engine::get_singleton()->is_editor_hint()) { return; } on_screen = false; emit_signal(SceneStringNames::get_singleton()->screen_exited); _screen_exit(); } void VisibleOnScreenNotifier2D::set_rect(const Rect2 &p_rect) { rect = p_rect; if (is_inside_tree()) { RS::get_singleton()->canvas_item_set_visibility_notifier(get_canvas_item(), true, rect, callable_mp(this, &VisibleOnScreenNotifier2D::_visibility_enter), callable_mp(this, &VisibleOnScreenNotifier2D::_visibility_exit)); } queue_redraw(); } Rect2 VisibleOnScreenNotifier2D::get_rect() const { return rect; } void VisibleOnScreenNotifier2D::_notification(int p_what) { switch (p_what) { case NOTIFICATION_ENTER_TREE: { on_screen = false; RS::get_singleton()->canvas_item_set_visibility_notifier(get_canvas_item(), true, rect, callable_mp(this, &VisibleOnScreenNotifier2D::_visibility_enter), callable_mp(this, &VisibleOnScreenNotifier2D::_visibility_exit)); } break; case NOTIFICATION_DRAW: { if (Engine::get_singleton()->is_editor_hint()) { draw_rect(rect, Color(1, 0.5, 1, 0.2)); } } break; case NOTIFICATION_EXIT_TREE: { on_screen = false; RS::get_singleton()->canvas_item_set_visibility_notifier(get_canvas_item(), false, Rect2(), Callable(), Callable()); } break; } } bool VisibleOnScreenNotifier2D::is_on_screen() const { return on_screen; } void VisibleOnScreenNotifier2D::_bind_methods() { ClassDB::bind_method(D_METHOD("set_rect", "rect"), &VisibleOnScreenNotifier2D::set_rect); ClassDB::bind_method(D_METHOD("get_rect"), &VisibleOnScreenNotifier2D::get_rect); ClassDB::bind_method(D_METHOD("is_on_screen"), &VisibleOnScreenNotifier2D::is_on_screen); ADD_PROPERTY(PropertyInfo(Variant::RECT2, "rect", PROPERTY_HINT_NONE, "suffix:px"), "set_rect", "get_rect"); ADD_SIGNAL(MethodInfo("screen_entered")); ADD_SIGNAL(MethodInfo("screen_exited")); } VisibleOnScreenNotifier2D::VisibleOnScreenNotifier2D() { rect = Rect2(-10, -10, 20, 20); } ////////////////////////////////////// void VisibleOnScreenEnabler2D::_screen_enter() { _update_enable_mode(true); } void VisibleOnScreenEnabler2D::_screen_exit() { _update_enable_mode(false); } void VisibleOnScreenEnabler2D::set_enable_mode(EnableMode p_mode) { enable_mode = p_mode; if (is_inside_tree()) { _update_enable_mode(is_on_screen()); } } VisibleOnScreenEnabler2D::EnableMode VisibleOnScreenEnabler2D::get_enable_mode() { return enable_mode; } void VisibleOnScreenEnabler2D::set_enable_node_path(NodePath p_path) { if (enable_node_path == p_path) { return; } enable_node_path = p_path; if (is_inside_tree() && !Engine::get_singleton()->is_editor_hint()) { node_id = ObjectID(); Node *node = get_node(enable_node_path); if (node) { node_id = node->get_instance_id(); _update_enable_mode(is_on_screen()); } } } NodePath VisibleOnScreenEnabler2D::get_enable_node_path() { return enable_node_path; } void VisibleOnScreenEnabler2D::_update_enable_mode(bool p_enable) { Node *node = static_cast<Node *>(ObjectDB::get_instance(node_id)); if (node) { if (p_enable) { switch (enable_mode) { case ENABLE_MODE_INHERIT: { node->set_process_mode(PROCESS_MODE_INHERIT); } break; case ENABLE_MODE_ALWAYS: { node->set_process_mode(PROCESS_MODE_ALWAYS); } break; case ENABLE_MODE_WHEN_PAUSED: { node->set_process_mode(PROCESS_MODE_WHEN_PAUSED); } break; } } else { node->set_process_mode(PROCESS_MODE_DISABLED); } } } void VisibleOnScreenEnabler2D::_notification(int p_what) { switch (p_what) { case NOTIFICATION_ENTER_TREE: { if (Engine::get_singleton()->is_editor_hint()) { return; } node_id = ObjectID(); Node *node = get_node(enable_node_path); if (node) { node_id = node->get_instance_id(); node->set_process_mode(PROCESS_MODE_DISABLED); } } break; case NOTIFICATION_EXIT_TREE: { node_id = ObjectID(); } break; } } void VisibleOnScreenEnabler2D::_bind_methods() { ClassDB::bind_method(D_METHOD("set_enable_mode", "mode"), &VisibleOnScreenEnabler2D::set_enable_mode); ClassDB::bind_method(D_METHOD("get_enable_mode"), &VisibleOnScreenEnabler2D::get_enable_mode); ClassDB::bind_method(D_METHOD("set_enable_node_path", "path"), &VisibleOnScreenEnabler2D::set_enable_node_path); ClassDB::bind_method(D_METHOD("get_enable_node_path"), &VisibleOnScreenEnabler2D::get_enable_node_path); ADD_GROUP("Enabling", "enable_"); ADD_PROPERTY(PropertyInfo(Variant::INT, "enable_mode", PROPERTY_HINT_ENUM, "Inherit,Always,When Paused"), "set_enable_mode", "get_enable_mode"); ADD_PROPERTY(PropertyInfo(Variant::NODE_PATH, "enable_node_path"), "set_enable_node_path", "get_enable_node_path"); BIND_ENUM_CONSTANT(ENABLE_MODE_INHERIT); BIND_ENUM_CONSTANT(ENABLE_MODE_ALWAYS); BIND_ENUM_CONSTANT(ENABLE_MODE_WHEN_PAUSED); } VisibleOnScreenEnabler2D::VisibleOnScreenEnabler2D() { }