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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.renderer;
import cc.polyfrost.oneconfig.internal.assets.Colors;
import cc.polyfrost.oneconfig.renderer.font.Font;
import cc.polyfrost.oneconfig.utils.InputUtils;
import cc.polyfrost.oneconfig.utils.NetworkUtils;
import com.google.common.annotations.Beta;
import org.lwjgl.nanovg.NVGColor;
import java.util.ArrayList;
import static cc.polyfrost.oneconfig.renderer.RenderManager.color;
import static org.lwjgl.nanovg.NanoVG.*;
public class TextRenderer {
/**
* Draws a String with the given parameters.
*
* @param vg The NanoVG context.
* @param text The text.
* @param x The x position.
* @param y The y position.
* @param color The color.
* @param size The size.
* @param font The font.
* @param letterSpacing The letter spacing
* @see cc.polyfrost.oneconfig.renderer.font.Font
*/
public static void drawText(long vg, String text, float x, float y, int color, float size, Font font, float letterSpacing) {
nvgBeginPath(vg);
nvgFontSize(vg, size);
nvgTextLetterSpacing(vg, letterSpacing);
nvgFontFace(vg, font.getName());
nvgTextAlign(vg, NVG_ALIGN_LEFT | NVG_ALIGN_MIDDLE);
NVGColor nvgColor = color(vg, color);
nvgText(vg, x, y, text);
nvgFill(vg);
nvgColor.free();
}
/**
* Draws a String with the given parameters.
*
* @param vg The NanoVG context.
* @param text The text.
* @param x The x position.
* @param y The y position.
* @param color The color.
* @param size The size.
* @param font The font.
* @see cc.polyfrost.oneconfig.renderer.font.Font
*/
public static void drawText(long vg, String text, float x, float y, int color, float size, Font font) {
drawText(vg, text, x, y, color, size, font, 0);
}
/**
* Draws a String with the given parameters.
*
* @param vg The NanoVG context.
* @param text The text.
* @param x The x position.
* @param y The y position.
* @param color The color.
* @param size The size.
* @param font The font.
* @param lineHeight The line height
* @param letterSpacing The letter spacing
* @see cc.polyfrost.oneconfig.renderer.font.Font
*/
public static void drawText(long vg, ArrayList<String> text, float x, float y, int color, float size, Font font, float lineHeight, float letterSpacing) {
float textY = y;
for (String line : text) {
drawText(vg, line, x, textY, color, size, font, letterSpacing);
textY += lineHeight;
}
}
/**
* Draws a String with the given parameters.
*
* @param vg The NanoVG context.
* @param text The text.
* @param x The x position.
* @param y The y position.
* @param color The color.
* @param size The size.
* @param font The font.
* @param lineHeight The line height
* @see cc.polyfrost.oneconfig.renderer.font.Font
*/
public static void drawText(long vg, ArrayList<String> text, float x, float y, int color, float size, Font font, float lineHeight) {
drawText(vg, text, x, y, color, size, font, lineHeight, 0);
}
/**
* Draws a String wrapped at the given width, with the given parameters.
*
* @param vg The NanoVG context.
* @param text The text.
* @param x The x position.
* @param y The y position.
* @param width The width.
* @param color The color.
* @param size The size.
* @param font The font.
*/
public static void drawWrappedString(long vg, String text, float x, float y, float width, int color, float size, Font font) {
nvgBeginPath(vg);
nvgFontSize(vg, size);
nvgFontFace(vg, font.getName());
nvgTextAlign(vg, NVG_ALIGN_LEFT | NVG_ALIGN_MIDDLE);
NVGColor nvgColor = color(vg, color);
nvgTextBox(vg, x, y, width, text);
nvgFill(vg);
nvgColor.free();
}
/**
* Draw a formatted URL (a string in blue with an underline) that when clicked, opens the given text.
*
* <p><b>This does NOT scale to Minecraft's GUI scale!</b></p>
*
* @see RenderManager#drawText(long, String, float, float, int, float, Font)
* @see InputUtils#isAreaClicked(float, float, float, float)
*/
public static void drawURL(long vg, String url, float x, float y, float size, Font font) {
drawText(vg, url, x, y, Colors.PRIMARY_500, size, font);
float length = getTextWidth(vg, url, size, font);
RenderManager.drawRect(vg, x, y + size / 2, length, 1, Colors.PRIMARY_500);
if (InputUtils.isAreaClicked((int) (x - 2), (int) (y - 1), (int) (length + 4), (int) (size / 2 + 3))) {
NetworkUtils.browseLink(url);
}
}
/**
* Get the width of the provided String.
*
* @param vg The NanoVG context.
* @param text The text.
* @param fontSize The font size.
* @param font The font.
* @param letterSpacing The letter spacing
* @return The width of the text.
*/
public static float getTextWidth(long vg, String text, float fontSize, Font font, float letterSpacing) {
float[] bounds = new float[4];
nvgFontSize(vg, fontSize);
nvgTextLetterSpacing(vg, letterSpacing);
nvgFontFace(vg, font.getName());
return nvgTextBounds(vg, 0, 0, text, bounds);
}
/**
* Get the width of the provided String.
*
* @param vg The NanoVG context.
* @param text The text.
* @param fontSize The font size.
* @param font The font.
* @return The width of the text.
*/
public static float getTextWidth(long vg, String text, float fontSize, Font font) {
return getTextWidth(vg, text, fontSize, font, 0);
}
/**
* 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.
* @param letterSpacing The letter spacing
* @return The array of lines.
*/
@Beta
public static ArrayList<String> wrapText(long vg, String text, float maxWidth, float fontSize, Font font, float letterSpacing) {
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 = getTextWidth(vg, textPart, fontSize, font, letterSpacing);
if (textWidth < maxWidth) {
prevIndex = i;
continue;
}
wrappedText.add(text.substring(0, prevIndex) + " ");
wrappedText.addAll(wrapText(vg, text.substring(prevIndex + 1), maxWidth, fontSize, font, letterSpacing));
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;
}
/**
* 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.
*/
@Beta
public static ArrayList<String> wrapText(long vg, String text, float maxWidth, float fontSize, Font font) {
return wrapText(vg, text, maxWidth, fontSize, font, 0);
}
}
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