Trying to reproduce ForestOMoss' label issue.

So far, I haven't been able to see it for myself.

Author: tommyettinger

build.gradle

@@ -12,6 +12,7 @@ buildscript {
 
 apply plugin: 'java-library'
 apply plugin: 'com.vanniktech.maven.publish'
+apply plugin: 'idea'
 
 
 java {
@@ -57,6 +58,8 @@ if (JavaVersion.current().isJava8Compatible()) {
     }
 }
 
+idea.module.excludeDirs += [file("docs/")]
+
 sourceSets.test.resources.srcDirs = [file('src/test/resources').path, file('knownFonts').path]
 
 javadoc.destinationDir = file('docs/apidocs')

src/test/java/com/github/tommyettinger/textra/ForestOMossIssueTest.java

@@ -0,0 +1,135 @@
+/*
+ * Copyright (c) 2022 See AUTHORS file.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.github.tommyettinger.textra;
+
+import com.badlogic.gdx.ApplicationAdapter;
+import com.badlogic.gdx.Gdx;
+import com.badlogic.gdx.Input;
+import com.badlogic.gdx.backends.lwjgl3.Lwjgl3Application;
+import com.badlogic.gdx.backends.lwjgl3.Lwjgl3ApplicationConfiguration;
+import com.badlogic.gdx.graphics.Color;
+import com.badlogic.gdx.graphics.g2d.Sprite;
+import com.badlogic.gdx.scenes.scene2d.Group;
+import com.badlogic.gdx.scenes.scene2d.Stage;
+import com.badlogic.gdx.scenes.scene2d.ui.Container;
+import com.badlogic.gdx.scenes.scene2d.ui.Skin;
+import com.badlogic.gdx.scenes.scene2d.ui.VerticalGroup;
+import com.badlogic.gdx.scenes.scene2d.utils.SpriteDrawable;
+import com.badlogic.gdx.scenes.scene2d.utils.TextureRegionDrawable;
+import com.badlogic.gdx.utils.Align;
+import com.badlogic.gdx.utils.ScreenUtils;
+import com.badlogic.gdx.utils.viewport.ScreenViewport;
+
+public class ForestOMossIssueTest extends ApplicationAdapter {
+    ScreenViewport viewport;
+    Stage stage;
+    TypingLabel typingLabel;
+    TypingLabel typingLabel2;
+    float angle;
+
+    @Override
+    public void create() {
+        viewport = new ScreenViewport();
+        viewport.update(Gdx.graphics.getWidth(),Gdx.graphics.getHeight(),true);
+        stage = new Stage(viewport);
+        stage.setDebugAll(true);
+
+        Font gentium = KnownFonts.getGentium();
+
+//        Group group=new Group();
+//        stage.addActor(group);
+
+        Sprite bg = new Sprite(gentium.mapping.get(gentium.solidBlock));
+        bg.getColor().set(Color.FOREST);
+
+        typingLabel=new TypingLabel();
+        typingLabel.setAlignment(Align.center);
+        typingLabel.setFont(gentium);
+        typingLabel.style.background = new SpriteDrawable(bg);
+        typingLabel.setText("[WHITE][%?blacken]Roll a ball. When the ball gets into a slot, adjacent slots freeze and become unavailable.");
+        typingLabel.setZIndex(0);
+        typingLabel.setPosition(Gdx.graphics.getWidth() / 2f, Gdx.graphics.getHeight() / 2f + 30f);
+        // Normally we could use the next line, but the label doesn't have its size set yet, because it hasn't
+        // been added to the Stage yet.
+//        typingLabel.setOrigin(typingLabel.getWidth()/2f, typingLabel.getHeight()/2f);
+        // Instead, we can use the width and height of the layout object, which knows how big the label will be
+        // once the typing effect finishes.
+        typingLabel.setOrigin(typingLabel.layout.getWidth()/2f, typingLabel.layout.getHeight()/2f);
+
+//        Container<TypingLabel> container=new Container<>(typingLabel);
+//        container.setFillParent(true);
+//        stage.addActor(container);
+
+        typingLabel2=new TypingLabel();
+        typingLabel2.setAlignment(Align.center);
+        typingLabel2.setFont(gentium);
+        typingLabel2.style.background = new SpriteDrawable(bg);
+        typingLabel2.setText("[WHITE][%?blacken]Roll a ball. When the ball gets into a slot,\nadjacent slots freeze and become unavailable.");
+        typingLabel2.setZIndex(0);
+        typingLabel2.setPosition(Gdx.graphics.getWidth() / 2f, Gdx.graphics.getHeight() / 2f - 30f);
+        typingLabel2.setOrigin(typingLabel2.layout.getWidth()/2f, typingLabel2.layout.getHeight()/2f);
+
+        VerticalGroup group = new VerticalGroup();
+        group.setFillParent(true);
+        group.align(Align.center);
+        group.addActor(typingLabel);
+        group.addActor(typingLabel2);
+        stage.addActor(group);
+
+    }
+
+    @Override
+    public void render() {
+        ScreenUtils.clear(Color.DARK_GRAY);
+
+        if(Gdx.input.isKeyPressed(Input.Keys.UP)) typingLabel.setRotation(angle += Gdx.graphics.getDeltaTime() * 5f);
+        else if(Gdx.input.isKeyPressed(Input.Keys.DOWN)) typingLabel.setRotation(angle -= Gdx.graphics.getDeltaTime() * 5f);
+
+        stage.act();
+        stage.draw();
+//        System.out.println(typingLabel.workingLayout.lines());
+    }
+
+    @Override
+    public void resize(int width, int height) {
+    }
+
+    @Override
+    public void pause() {
+        // Invoked when your application is paused.
+    }
+
+    @Override
+    public void resume() {
+        // Invoked when your application is resumed after pause.
+    }
+
+    @Override
+    public void dispose() {
+        // Destroy screen's assets here.
+    }
+    public static void main(String[] args){
+        Lwjgl3ApplicationConfiguration config = new Lwjgl3ApplicationConfiguration();
+        config.setTitle("ForestOMoss Background Issue test");
+        config.setWindowedMode(600, 480);
+        config.disableAudio(true);
+        config.setForegroundFPS(Lwjgl3ApplicationConfiguration.getDisplayMode().refreshRate);
+        config.useVsync(true);
+        new Lwjgl3Application(new ForestOMossIssueTest(), config);
+    }
+
+}