began up down arrow keys implementation on the music selection screen

core/src/zero1hd/rhythmbullet/RhythmBullet.java

@@ -58,7 +58,6 @@ public class RhythmBullet extends Game {
 	
 	@Override
 	public void create() {
-		Logger.getLogger("org.jaudiotagger").setLevel(Level.OFF);
 		Gdx.app.setLogLevel(Application.LOG_DEBUG);
 		
 		prefs = Gdx.app.getPreferences("PolyJet_Preferences");
@@ -96,6 +95,8 @@ public class RhythmBullet extends Game {
 						+ "Pixel density (PPI): " + Gdx.graphics.getDensity());
 		
 		setScreen(new LoadingScreen(this));
+		
+		Logger.getLogger("org.jaudiotagger").setLevel(Level.OFF);
 	}
 	
 	@Override

core/src/zero1hd/rhythmbullet/audio/Mp3Manager.java

@@ -5,6 +5,8 @@ import java.util.concurrent.ExecutorService;
 import java.util.concurrent.Executors;
 import java.util.concurrent.TimeUnit;
 import java.util.concurrent.locks.ReentrantLock;
+import java.util.logging.Level;
+import java.util.logging.Logger;
 
 import org.jaudiotagger.audio.exceptions.InvalidAudioFrameException;
 import org.jaudiotagger.audio.exceptions.ReadOnlyFileException;

core/src/zero1hd/rhythmbullet/audio/SongInfo.java

@@ -19,6 +19,7 @@ import com.badlogic.gdx.graphics.Texture;
 import com.badlogic.gdx.utils.Disposable;
 
 public class SongInfo implements Disposable {
+	
 	private long durationInSeconds;
 	private String songName;
 	private Texture albumCover;

core/src/zero1hd/rhythmbullet/graphics/ui/components/MusicSelectable.java

@@ -5,7 +5,6 @@ import com.badlogic.gdx.files.FileHandle;
 import com.badlogic.gdx.graphics.Texture;
 import com.badlogic.gdx.graphics.g2d.TextureRegion;
 import com.badlogic.gdx.scenes.scene2d.InputEvent;
-import com.badlogic.gdx.scenes.scene2d.Touchable;
 import com.badlogic.gdx.scenes.scene2d.ui.Image;
 import com.badlogic.gdx.scenes.scene2d.ui.Label;
 import com.badlogic.gdx.scenes.scene2d.ui.Skin;
@@ -100,6 +99,7 @@ public class MusicSelectable extends WidgetGroup implements Disposable {
 	
 	@Override
 	public void layout() {
+		table.pack();
 		displayName.setTargetWidth((int) (getWidth() - 300));
 		authorLabel.setTargetWidth((int) (getWidth() - 300));
 		super.layout();
@@ -141,4 +141,9 @@ public class MusicSelectable extends WidgetGroup implements Disposable {
 	public boolean isSelected() {
 		return selected;
 	}
+	
+	@Override
+	public float getPrefHeight() {
+		return table.getMinHeight();
+	}
 }

core/src/zero1hd/rhythmbullet/graphics/ui/pages/MainPage.java

@@ -57,6 +57,7 @@ public class MainPage extends Page implements Observer {
 			@Override
 			public void changed(ChangeEvent event, Actor actor) {
 				targetPosition.x = Gdx.graphics.getWidth()*1.5f;
+				Gdx.input.setInputProcessor(getStage());
 			}
 		});
 		table.add(playButton).width(Gdx.graphics.getWidth()*0.2f);

core/src/zero1hd/rhythmbullet/graphics/ui/pages/MusicSelectionPage.java

@@ -5,6 +5,7 @@ import java.util.concurrent.Executors;
 
 import com.badlogic.gdx.Gdx;
 import com.badlogic.gdx.Preferences;
+import com.badlogic.gdx.Input.Keys;
 import com.badlogic.gdx.assets.AssetManager;
 import com.badlogic.gdx.files.FileHandle;
 import com.badlogic.gdx.graphics.Pixmap;
@@ -14,18 +15,20 @@ import com.badlogic.gdx.graphics.g2d.TextureAtlas;
 import com.badlogic.gdx.math.Vector3;
 import com.badlogic.gdx.scenes.scene2d.Actor;
 import com.badlogic.gdx.scenes.scene2d.InputEvent;
+import com.badlogic.gdx.scenes.scene2d.InputListener;
 import com.badlogic.gdx.scenes.scene2d.ui.Image;
+import com.badlogic.gdx.scenes.scene2d.ui.Label;
 import com.badlogic.gdx.scenes.scene2d.ui.ScrollPane;
 import com.badlogic.gdx.scenes.scene2d.ui.Skin;
 import com.badlogic.gdx.scenes.scene2d.ui.Table;
 import com.badlogic.gdx.scenes.scene2d.ui.TextButton;
 import com.badlogic.gdx.scenes.scene2d.utils.ChangeListener;
-import com.badlogic.gdx.scenes.scene2d.utils.ClickListener;
 import com.badlogic.gdx.utils.Array;
 
 import zero1hd.rhythmbullet.audio.SongInfo;
 import zero1hd.rhythmbullet.audio.SongList;
 import zero1hd.rhythmbullet.graphics.ui.components.MusicSelectable;
+import zero1hd.rhythmbullet.graphics.ui.components.ScrollText;
 
 public class MusicSelectionPage extends Page {
 	Preferences musicFileAnnotation;
@@ -36,6 +39,15 @@ public class MusicSelectionPage extends Page {
 	private ScrollPane scrollbar;
 	private TextButton back;
 	
+	private ScrollText songTitle;
+	private Label author;
+	private Label songLength;
+	private Label previousTop;
+	private Table songInfoTable;
+	private Image albumCover;
+	
+	private MusicSelectable currentlySelected;
+	
 	private FileHandle selectedMusic;
 	private SongInfo selectedMusicInfo;
 	
@@ -47,6 +59,13 @@ public class MusicSelectionPage extends Page {
 	private Texture white;
 	public MusicSelectionPage(Skin skin, SongList songList, AssetManager assetManager, Vector3 cameraTarget) {
 		super("Select music", skin);
+		songInfoTable = new Table();
+		songTitle = new ScrollText("", null, skin, false, false);
+		author = new Label("", skin, "sub-font", skin.getColor("default"));
+		songLength = new Label(null, skin, "sub-font", skin.getColor("default"));
+		previousTop = new Label(null, skin, "sub-font", skin.getColor("default"));
+		albumCover = new Image(assetManager.get("defaultCover.png", Texture.class));
+		
 		setTextureBackground(assetManager.get("gradients.atlas", TextureAtlas.class).findRegion("red-round"));
 		this.skin = skin;
 		this.songList = songList;
@@ -89,6 +108,32 @@ public class MusicSelectionPage extends Page {
 		horSplitBar.setWidth(vertSplitBar.getX());
 		horSplitBar.setPosition(0, getHeightBelowTitle());
 		addActor(horSplitBar);
+		
+		addListener(new InputListener() {
+			@Override
+			public boolean keyDown(InputEvent event, int keycode) {
+				Gdx.app.debug("MusicSelectionPage", "Scrolling");
+				int index;
+				if (keycode == Keys.DOWN) {
+					if ((index = (songTable.getChildren().indexOf(currentlySelected, true) - 1)) < 0) {
+						index = songTable.getChildren().size;
+					}
+					deselectAll();
+					//ez broken casting.
+					((MusicSelectable)songTable.getChildren().get(index)).select();
+					scrollbar.scrollTo(currentlySelected.getX(), currentlySelected.getY(), currentlySelected.getWidth(), currentlySelected.getHeight());
+				}
+				if (keycode == Keys.UP) {
+					if ((index = (songTable.getChildren().indexOf(currentlySelected, true) + 1)) < songTable.getChildren().size -1) {
+						index = 0;
+					}
+					deselectAll();
+					((MusicSelectable)songTable.getChildren().get(index)).select();
+					scrollbar.scrollTo(currentlySelected.getX(), currentlySelected.getY(), currentlySelected.getWidth(), currentlySelected.getHeight());
+				}
+				return super.keyDown(event, keycode);
+			}
+		});
 	}
 	
 	@Override
@@ -118,7 +163,7 @@ public class MusicSelectionPage extends Page {
 			MusicSelectable selectable = new MusicSelectable(songList.getSongFileHandleFromIndex(i), musicFileAnnotation, skin, assets.get("defaultCover.png", Texture.class), this);
 			selectables.add(selectable);
 			
-			songTable.add(selectable).expandX().fillX().height((getHeight() >= 2160 ? 300f : 200f));
+			songTable.add(selectable).expandX().fillX();
 			songTable.row();
 		}
 		
@@ -147,4 +192,9 @@ public class MusicSelectionPage extends Page {
 			selectables.get(i).deselect();
 		}
 	}
+	
+	public void setCurrentlySelected(MusicSelectable currentlySelected) {
+		this.currentlySelected = currentlySelected;
+	}
+	
 }