221 lines
7.3 KiB
C++
221 lines
7.3 KiB
C++
/*************************************************************************/
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/* timer.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) 2007-2021 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2021 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 "timer.h"
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#include "core/config/engine.h"
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void Timer::_notification(int p_what) {
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switch (p_what) {
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case NOTIFICATION_READY: {
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if (autostart) {
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#ifdef TOOLS_ENABLED
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if (Engine::get_singleton()->is_editor_hint() && get_tree()->get_edited_scene_root() && (get_tree()->get_edited_scene_root() == this || get_tree()->get_edited_scene_root()->is_a_parent_of(this))) {
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break;
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}
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#endif
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start();
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autostart = false;
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}
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} break;
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case NOTIFICATION_INTERNAL_PROCESS: {
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if (!processing || timer_process_callback == TIMER_PROCESS_PHYSICS || !is_processing_internal()) {
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return;
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}
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time_left -= get_process_delta_time();
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if (time_left < 0) {
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if (!one_shot) {
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time_left += wait_time;
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} else {
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stop();
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}
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emit_signal("timeout");
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}
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} break;
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case NOTIFICATION_INTERNAL_PHYSICS_PROCESS: {
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if (!processing || timer_process_callback == TIMER_PROCESS_IDLE || !is_physics_processing_internal()) {
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return;
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}
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time_left -= get_physics_process_delta_time();
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if (time_left < 0) {
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if (!one_shot) {
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time_left += wait_time;
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} else {
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stop();
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}
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emit_signal("timeout");
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}
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} break;
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}
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}
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void Timer::set_wait_time(float p_time) {
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ERR_FAIL_COND_MSG(p_time <= 0, "Time should be greater than zero.");
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wait_time = p_time;
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}
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float Timer::get_wait_time() const {
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return wait_time;
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}
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void Timer::set_one_shot(bool p_one_shot) {
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one_shot = p_one_shot;
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}
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bool Timer::is_one_shot() const {
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return one_shot;
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}
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void Timer::set_autostart(bool p_start) {
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autostart = p_start;
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}
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bool Timer::has_autostart() const {
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return autostart;
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}
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void Timer::start(float p_time) {
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ERR_FAIL_COND_MSG(!is_inside_tree(), "Timer was not added to the SceneTree. Either add it or set autostart to true.");
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if (p_time > 0) {
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set_wait_time(p_time);
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}
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time_left = wait_time;
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_set_process(true);
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}
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void Timer::stop() {
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time_left = -1;
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_set_process(false);
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autostart = false;
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}
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void Timer::set_paused(bool p_paused) {
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if (paused == p_paused) {
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return;
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}
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paused = p_paused;
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_set_process(processing);
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}
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bool Timer::is_paused() const {
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return paused;
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}
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bool Timer::is_stopped() const {
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return get_time_left() <= 0;
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}
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float Timer::get_time_left() const {
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return time_left > 0 ? time_left : 0;
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}
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void Timer::set_timer_process_callback(TimerProcessCallback p_callback) {
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if (timer_process_callback == p_callback) {
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return;
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}
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switch (timer_process_callback) {
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case TIMER_PROCESS_PHYSICS:
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if (is_physics_processing_internal()) {
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set_physics_process_internal(false);
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set_process_internal(true);
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}
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break;
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case TIMER_PROCESS_IDLE:
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if (is_processing_internal()) {
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set_process_internal(false);
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set_physics_process_internal(true);
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}
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break;
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}
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timer_process_callback = p_callback;
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}
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Timer::TimerProcessCallback Timer::get_timer_process_callback() const {
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return timer_process_callback;
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}
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void Timer::_set_process(bool p_process, bool p_force) {
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switch (timer_process_callback) {
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case TIMER_PROCESS_PHYSICS:
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set_physics_process_internal(p_process && !paused);
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break;
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case TIMER_PROCESS_IDLE:
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set_process_internal(p_process && !paused);
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break;
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}
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processing = p_process;
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}
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void Timer::_bind_methods() {
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ClassDB::bind_method(D_METHOD("set_wait_time", "time_sec"), &Timer::set_wait_time);
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ClassDB::bind_method(D_METHOD("get_wait_time"), &Timer::get_wait_time);
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ClassDB::bind_method(D_METHOD("set_one_shot", "enable"), &Timer::set_one_shot);
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ClassDB::bind_method(D_METHOD("is_one_shot"), &Timer::is_one_shot);
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ClassDB::bind_method(D_METHOD("set_autostart", "enable"), &Timer::set_autostart);
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ClassDB::bind_method(D_METHOD("has_autostart"), &Timer::has_autostart);
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ClassDB::bind_method(D_METHOD("start", "time_sec"), &Timer::start, DEFVAL(-1));
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ClassDB::bind_method(D_METHOD("stop"), &Timer::stop);
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ClassDB::bind_method(D_METHOD("set_paused", "paused"), &Timer::set_paused);
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ClassDB::bind_method(D_METHOD("is_paused"), &Timer::is_paused);
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ClassDB::bind_method(D_METHOD("is_stopped"), &Timer::is_stopped);
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ClassDB::bind_method(D_METHOD("get_time_left"), &Timer::get_time_left);
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ClassDB::bind_method(D_METHOD("set_timer_process_callback", "callback"), &Timer::set_timer_process_callback);
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ClassDB::bind_method(D_METHOD("get_timer_process_callback"), &Timer::get_timer_process_callback);
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ADD_SIGNAL(MethodInfo("timeout"));
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ADD_PROPERTY(PropertyInfo(Variant::INT, "process_callback", PROPERTY_HINT_ENUM, "Physics,Idle"), "set_timer_process_callback", "get_timer_process_callback");
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ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "wait_time", PROPERTY_HINT_EXP_RANGE, "0.001,4096,0.001,or_greater"), "set_wait_time", "get_wait_time");
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ADD_PROPERTY(PropertyInfo(Variant::BOOL, "one_shot"), "set_one_shot", "is_one_shot");
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ADD_PROPERTY(PropertyInfo(Variant::BOOL, "autostart"), "set_autostart", "has_autostart");
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ADD_PROPERTY(PropertyInfo(Variant::BOOL, "paused", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NONE), "set_paused", "is_paused");
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ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "time_left", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NONE), "", "get_time_left");
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BIND_ENUM_CONSTANT(TIMER_PROCESS_PHYSICS);
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BIND_ENUM_CONSTANT(TIMER_PROCESS_IDLE);
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}
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Timer::Timer() {}
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