text scrolling now works

core/src/zero1hd/polyjet/Polyjet.java

@@ -134,16 +134,17 @@ public class Polyjet extends Game {
 		
 		defaultSkin.add("sub-font", default_fontGenerator.generateFont(new FreeTypeFontParameter() {
 			{
-				size = fontScale(0.04f);
+				size = fontScale(0.05f);
 			}
 		}));
 		
 		defaultSkin.add("default-font", default_fontGenerator.generateFont(new FreeTypeFontParameter() {
 			{
-				size = fontScale(0.06f);
+				size = fontScale(0.07f);
 			}
 		}));
 		
+		
 		defaultSkin.add("large-font", default_fontGenerator.generateFont(new FreeTypeFontParameter() {
 			{
 				size = fontScale(0.08f);

core/src/zero1hd/polyjet/ui/builders/MusicSelectable.java

@@ -73,11 +73,9 @@ public class MusicSelectable extends Button implements Disposable {
 	
 	
 	public void addInfoToPanel() {
-		debug();
+		displayName = new ScrollText(songName, skin, true);
 		
-		displayName = new ScrollText(songName, skin);
 		add(displayName).fillX().spaceBottom(20f);
-
 		row();
 
 		String formattedTime = "Run time: "+ String.valueOf(durationInSeconds/60) + ":";

core/src/zero1hd/polyjet/ui/builders/ScrollText.java

@@ -2,41 +2,108 @@ package zero1hd.polyjet.ui.builders;
 
 import com.badlogic.gdx.graphics.g2d.Batch;
 import com.badlogic.gdx.graphics.g2d.BitmapFont;
+import com.badlogic.gdx.graphics.g2d.GlyphLayout;
 import com.badlogic.gdx.math.Rectangle;
+import com.badlogic.gdx.scenes.scene2d.Actor;
+import com.badlogic.gdx.scenes.scene2d.InputEvent;
 import com.badlogic.gdx.scenes.scene2d.ui.Skin;
 import com.badlogic.gdx.scenes.scene2d.ui.Widget;
+import com.badlogic.gdx.scenes.scene2d.utils.ClickListener;
 import com.badlogic.gdx.scenes.scene2d.utils.ScissorStack;
 
 public class ScrollText extends Widget {
 	Rectangle scissors = new Rectangle();
 	Rectangle clipBounds = new Rectangle();
 	
+	GlyphLayout gLayout;
 	String text;
 	BitmapFont font;
+	private float fontHeight;
+	private float fontWidth;
+	
+	private boolean scrollOnHover;
+	private boolean currentlyHovering;
+	
+	private float textOffset;
+	public ScrollText(String text, Skin skin, boolean scrollOnHover) {
+		super();
+		setName(text);
+		
+		this.scrollOnHover = scrollOnHover;
 		
-	public ScrollText(String text, Skin skin) {
 		this.text = text;
 		font = skin.getFont("default-font");
-		setWidth(20f);
+		font.setColor(skin.getColor("default"));
-		setHeight(40f);
+		gLayout = new GlyphLayout(font, text);
+		
+		fontHeight = gLayout.height;
+		fontWidth = gLayout.width;
+		
+		addListener(new ClickListener() {
+			@Override
+			public void enter(InputEvent event, float x, float y, int pointer, Actor fromActor) {
+				currentlyHovering = true;
+				super.enter(event, x, y, pointer, fromActor);
+			}
+			
+			@Override
+			public void exit(InputEvent event, float x, float y, int pointer, Actor toActor) {
+				currentlyHovering = false;
+				super.exit(event, x, y, pointer, toActor);
+			}
+		});
+		
+	}
+	
+	public float getFontHeight() {
+		return fontHeight;
+	}
+	
+	public float getFontWidth() {
+		return fontWidth;
 	}
 	
 	@Override
 	public void layout() {
-		clipBounds.setPosition(getX(), getY());
+		clipBounds.set(getParent().getX()+getX(), getParent().getY()+getY(), getWidth(), getHeight());
-		clipBounds.setSize(getWidth(), getHeight());
 		super.layout();
 	}
 	
+	@Override
+	public void act(float delta) {
+		if (scrollOnHover) {
+			if (currentlyHovering) {
+				if (textOffset < -fontWidth) {
+					textOffset = clipBounds.getWidth();
+				}
+				textOffset -= 60*delta;
+			}
+		} else {
+			if (textOffset < -fontWidth) {
+				textOffset = clipBounds.getWidth();
+			}
+			textOffset -= 60*delta;
+		}
+		super.act(delta);
+	}
+	
+	
 	@Override
 	public void draw(Batch batch, float parentAlpha) {
-		ScissorStack.calculateScissors(getStage().getCamera(), batch.getTransformMatrix(), clipBounds, scissors);
+		validate();
+		
+		getStage().calculateScissors(clipBounds, scissors);
+
+		batch.flush();
 		if (ScissorStack.pushScissors(scissors)) {
-			font.draw(batch, text, getX(), getY());
+			font.draw(batch, text, clipBounds.getX() + textOffset, clipBounds.getY() + (fontHeight));
 			batch.flush();
 			ScissorStack.popScissors();
 		};
+	}
 	
-		super.draw(batch, parentAlpha);
+	@Override
+	public float getMinHeight() {
+		return fontHeight;
 	}
 }

core/src/zero1hd/polyjet/ui/pages/MusicSelectionPage.java

@@ -83,7 +83,7 @@ public class MusicSelectionPage extends Page {
 					Gdx.app.postRunnable(new Runnable() {
 						@Override
 						public void run() {
-							musicChoices.add(selectable).size(0.2f*getWidth(), 0.8f*getHeight());
+							musicChoices.add(selectable).size(256f, 0.8f*getHeight());
 							selectable.addInfoToPanel();
 						}
 					});