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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;
import cc.polyfrost.oneconfig.renderer.RenderManager;
import cc.polyfrost.oneconfig.renderer.font.Font;
import cc.polyfrost.oneconfig.renderer.font.Fonts;
import java.util.ArrayList;
/**
* Simple text utility class for NanoVG text rendering.
*/
public final class TextUtils {
/**
* Wraps a string into an array of lines.
*
* @param vg The NanoVG context.
* @param text The text to wrap.
* @param maxWidth The maximum width of each line.
* @param fontSize The font size.
* @param font The font to use.
* @return The array of lines.
*/
public static ArrayList<String> wrapText(long vg, String text, float maxWidth, float fontSize, Font font) {
ArrayList<String> wrappedText = new ArrayList<>();
text += " ";
int prevIndex = 0;
for (int i = text.indexOf(" "); i >= 0; i = text.indexOf(" ", i + 1)) {
String textPart = text.substring(0, i);
float textWidth = RenderManager.getTextWidth(vg, textPart, fontSize, font);
if (textWidth < maxWidth) {
prevIndex = i;
continue;
}
wrappedText.add(text.substring(0, prevIndex) + " ");
wrappedText.addAll(wrapText(vg, text.substring(prevIndex + 1), maxWidth, fontSize, font));
break;
}
if (wrappedText.size() == 0) wrappedText.add(text);
String temp = wrappedText.get(wrappedText.size() - 1);
if (temp.length() != 0) {
wrappedText.remove(wrappedText.size() - 1);
wrappedText.add(temp.substring(0, temp.length() - 1));
}
return wrappedText;
}
}
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