implementing music directory search thread (cont. music selection ui)

core/src/zero1hd/polyjet/screens/PreGameScreen.java

@@ -5,12 +5,10 @@ import com.badlogic.gdx.ScreenAdapter;
 import com.badlogic.gdx.graphics.GL20;
 import com.badlogic.gdx.graphics.Texture;
 import com.badlogic.gdx.math.Vector3;
-import com.badlogic.gdx.scenes.scene2d.InputEvent;
 import com.badlogic.gdx.scenes.scene2d.Stage;
 import com.badlogic.gdx.scenes.scene2d.actions.Actions;
 import com.badlogic.gdx.scenes.scene2d.ui.Image;
 import com.badlogic.gdx.scenes.scene2d.ui.Label;
-import com.badlogic.gdx.scenes.scene2d.utils.ClickListener;
 
 import zero1hd.polyjet.Polyjet;
 import zero1hd.polyjet.TransitionAdapter;
@@ -32,7 +30,6 @@ public class PreGameScreen extends ScreenAdapter implements TransitionAdapter {
 	
 	Label lastStatement;
 	
-	MusicSelectionPage musicSelection;
 	private MainMenu mainMenu;
 	
 	public PreGameScreen(final Polyjet core) {
@@ -52,7 +49,7 @@ public class PreGameScreen extends ScreenAdapter implements TransitionAdapter {
 	public void postTransition() {
 		stage.clear();
 		//draw music selector
-		musicSelection = new MusicSelectionPage(core, mainMenu);
+		MusicSelectionPage musicSelection = new MusicSelectionPage(core, mainMenu);
 		stage.addActor(musicSelection);
 		
 		statusText = new Label(null, core.defaultSkin);

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

@@ -7,8 +7,8 @@ import com.badlogic.gdx.Preferences;
 import com.badlogic.gdx.files.FileHandle;
 import com.badlogic.gdx.graphics.Pixmap;
 import com.badlogic.gdx.graphics.Texture;
+import com.badlogic.gdx.scenes.scene2d.ui.Button;
 import com.badlogic.gdx.scenes.scene2d.ui.Image;
-import com.badlogic.gdx.scenes.scene2d.ui.ImageButton;
 import com.badlogic.gdx.scenes.scene2d.ui.Skin;
 import com.mpatric.mp3agic.ID3v2;
 import com.mpatric.mp3agic.InvalidDataException;
@@ -17,7 +17,7 @@ import com.mpatric.mp3agic.UnsupportedTagException;
 
 import zero1hd.wavedecoder.WavInfo;
 
-public class MusicSelectable extends ImageButton {
+public class MusicSelectable extends Button {
 	Image imageIcon;
 	FileHandle musicFile;
 	boolean invalidMusic;
@@ -25,9 +25,10 @@ public class MusicSelectable extends ImageButton {
 	String songName;
 	
 	WavInfo wavinfo;
+	private byte[] albumWorkBytes;
 	
 	public MusicSelectable(FileHandle musicFile, Preferences musicData, Skin skin) {
-		super(skin, "info-pane");
+		super(skin, "info-button");
 		
 		this.musicFile = musicFile;
 		
@@ -38,24 +39,15 @@ public class MusicSelectable extends ImageButton {
 				
 				if (mp3File.hasId3v2Tag()) {
 					ID3v2 id3v2tag = mp3File.getId3v2Tag();
-					byte[] albumWorkBytes = id3v2tag.getAlbumImage();
+					albumWorkBytes = id3v2tag.getAlbumImage();
-					
-					Pixmap albumArt = new Pixmap(albumWorkBytes, 0, albumWorkBytes.length);
-					Texture albumArtTexture = new Texture(albumArt);
-					imageIcon = new Image(albumArtTexture);
-					float scale = 0.25f*Gdx.graphics.getHeight()/imageIcon.getHeight();
-					
-					imageIcon.setScale(scale);
-					
-					add(imageIcon);
-					
-					albumArtTexture.dispose();
 					
 					songName = id3v2tag.getTitle();
 				}
 			} catch (UnsupportedTagException | InvalidDataException | IOException e) {
 				e.printStackTrace();
 			}
+			
+			setSize(0.2f*Gdx.graphics.getWidth(), 0.8f*Gdx.graphics.getHeight());
 		} else {
 			wavinfo = new WavInfo(musicFile.file());
 			durationInSeconds = wavinfo.getDurationInSeconds();
@@ -68,5 +60,19 @@ public class MusicSelectable extends ImageButton {
 		}
 	}
 	
+	public void renderAlbumCover() {
+		if (albumWorkBytes != null) {
+			Pixmap albumArt = new Pixmap(albumWorkBytes, 0, albumWorkBytes.length);
+			Texture albumArtTexture = new Texture(albumArt);
+			imageIcon = new Image(albumArtTexture);
+			float scale = 0.25f*getHeight()/imageIcon.getHeight();
+			imageIcon.setScale(scale);
+			
+			add(imageIcon);
+			albumArtTexture.dispose();
+		} else {
+			//TODO load default album cover texture
+		}
+	}
 	
 }

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

@@ -1,19 +1,36 @@
 package zero1hd.polyjet.ui.pages;
 
+import java.io.File;
+import java.io.FilenameFilter;
+
+import com.badlogic.gdx.Gdx;
+import com.badlogic.gdx.Preferences;
+import com.badlogic.gdx.files.FileHandle;
 import com.badlogic.gdx.scenes.scene2d.Actor;
 import com.badlogic.gdx.scenes.scene2d.actions.Actions;
 import com.badlogic.gdx.scenes.scene2d.ui.Image;
+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 zero1hd.polyjet.Polyjet;
 import zero1hd.polyjet.screens.MainMenu;
+import zero1hd.polyjet.ui.builders.MusicSelectable;
 
 public class MusicSelectionPage extends Page {
 	Image loading;
+	volatile Table musicChoices;
+	Preferences musicFileAnnotation;
+	private Polyjet core;
 	
 	public MusicSelectionPage(final Polyjet core, final MainMenu mainMenu) {
 		super("Select music", core.defaultSkin);
+		this.core = core;
+		
+		musicFileAnnotation = Gdx.app.getPreferences("music_file_annotation");
+		
 		
 		TextButton back = new TextButton("Back", core.defaultSkin);
 		back.setPosition(getWidth()-back.getWidth()-15f, getHeight()-back.getHeight()-15f);
@@ -30,5 +47,58 @@ public class MusicSelectionPage extends Page {
 		loading.setOrigin(loading.getWidth()/2, loading.getHeight()/2);
 		loading.addAction(Actions.forever(Actions.rotateBy(-360f, 2f)));
 		addActor(loading);
+		
+		musicChoices = new Table();
+		ScrollPane musicChoiceScroller = new ScrollPane(musicChoices);
+		musicChoiceScroller.setSize(getHeight(), getWidth());
+		addActor(musicChoiceScroller);
+	}
+	
+	@Override
+	public void act(float delta) {
+		if (musicChoices.hasChildren()) {
+			loading.remove();
+		}
+		super.act(delta);
+	}
+	
+	public void beginMusicSearch() {
+		Thread musicFinder = new Thread(new MusicFinderRunnable(Gdx.files.absolute(core.prefs.getString("music dir")), core.defaultSkin, 0));
+		musicFinder.start();
+	}
+	
+	class MusicFinderRunnable implements Runnable {
+		private FileHandle[] musicFiles;
+		private int startingID;
+		private Skin skin;
+		private FileHandle musicDir;
+		
+		public MusicFinderRunnable(FileHandle musicDir, Skin skin, int startingID) {
+			super();
+			
+			this.startingID = startingID;
+			this.skin = skin;
+			this.musicDir = musicDir;
+			
+			System.out.println(musicDir.exists());
+		}
+		
+		
+		@Override
+		public void run() {
+			
+			musicFiles = musicDir.list(new FilenameFilter() {
+				@Override
+				public boolean accept(File dir, String name) {
+					if (name.endsWith("mp3") || name.endsWith("wav")) {
+						return true;
+					}
+					return false;
+				}
+			});
+			for (int music = startingID; music < musicFiles.length && music < 15; music++) {
+				musicChoices.add(new MusicSelectable(musicFiles[music], musicFileAnnotation, skin));
+			}
+		}
 	}
 }