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/*
* This file is part of OneConfig.
* OneConfig - Next Generation Config Library for Minecraft: Java Edition
* Copyright (C) 2021, 2022 Polyfrost.
* <https://polyfrost.cc> <https://github.com/Polyfrost/>
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* OneConfig is licensed under the terms of version 3 of the GNU Lesser
* General Public License as published by the Free Software Foundation, AND
* under the Additional Terms Applicable to OneConfig, as published by Polyfrost,
* either version 1.0 of the Additional Terms, or (at your option) any later
* version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License. If not, see <https://www.gnu.org/licenses/>. You should
* have also received a copy of the Additional Terms Applicable
* to OneConfig, as published by Polyfrost. If not, see
* <https://polyfrost.cc/legal/oneconfig/additional-terms>
*/
package cc.polyfrost.oneconfig.utils.gui;
import cc.polyfrost.oneconfig.events.EventManager;
import cc.polyfrost.oneconfig.events.event.RenderEvent;
import cc.polyfrost.oneconfig.events.event.Stage;
import cc.polyfrost.oneconfig.gui.OneConfigGui;
import cc.polyfrost.oneconfig.libs.eventbus.Subscribe;
import cc.polyfrost.oneconfig.libs.universal.UMinecraft;
import cc.polyfrost.oneconfig.platform.Platform;
import cc.polyfrost.oneconfig.utils.TickDelay;
/**
* A class containing utility methods for working with GuiScreens.
*/
public final class GuiUtils {
private static long time = -1L;
private static long deltaTime = 17L;
static {
EventManager.INSTANCE.register(new GuiUtils());
}
/**
* Displays a screen after a tick, preventing mouse sync issues.
*
* @param screen the screen to display.
*/
@Deprecated
public static void displayScreen(Object screen) {
displayScreen(screen, screen instanceof OneConfigGui ? 2 : 1);
}
/**
* Displays a screen after the specified amount of ticks.
*
* @param screen the screen to display.
* @param ticks the amount of ticks to wait for before displaying the screen.
*/
public static void displayScreen(Object screen, int ticks) {
new TickDelay(() -> Platform.getGuiPlatform().setCurrentScreen(screen), ticks);
}
/**
* Close the current open GUI screen.
*/
public static void closeScreen() {
Platform.getGuiPlatform().setCurrentScreen(null);
}
/**
* Gets the delta time (in milliseconds) between frames.
* <p><b>
* Not to be confused with Minecraft deltaTicks / renderPartialTicks, which can be gotten via
* {@link cc.polyfrost.oneconfig.events.event.TimerUpdateEvent}
* </b></p>
*
* @return the delta time.
*/
public static float getDeltaTime() {
return deltaTime;
}
@Subscribe
private void onRenderEvent(RenderEvent event) {
if (event.stage == Stage.START) {
if (time == -1) time = UMinecraft.getTime();
else {
long currentTime = UMinecraft.getTime();
deltaTime = currentTime - time;
time = currentTime;
}
}
}
}
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