Add time mode scorer

core/src/io/github/lonamiwebs/klooni/game/GameLayout.java

@@ -75,6 +75,25 @@ public class GameLayout {
                 area.width * 0.5f - cupSize * 0.5f, area.height);
     }
 
+    void update(TimeScorer scorer) {
+        float cupSize = Math.min(scoreHeight, scorer.cupTexture.getHeight());
+        final Rectangle area = new Rectangle(
+                marginWidth, pieceHolderHeight + boardHeight,
+                availableWidth, scoreHeight);
+
+        scorer.cupArea.set(
+                area.x + area.width * 0.5f - cupSize * 0.5f, area.y,
+                cupSize, cupSize);
+
+        scorer.timeLeftLabel.setBounds(
+                area.x, area.y,
+                area.width * 0.5f - cupSize * 0.5f, area.height);
+
+        scorer.highTimeLabel.setBounds(
+                area.x + area.width * 0.5f + cupSize * 0.5f, area.y,
+                area.width * 0.5f - cupSize * 0.5f, area.height);
+    }
+
     void update(Board board) {
         // We can't leave our area, so pick the minimum between available
         // height and width to determine an appropriated cell size

core/src/io/github/lonamiwebs/klooni/game/TimeScorer.java

@@ -0,0 +1,119 @@
+package io.github.lonamiwebs.klooni.game;
+
+import com.badlogic.gdx.Gdx;
+import com.badlogic.gdx.graphics.Color;
+import com.badlogic.gdx.graphics.Texture;
+import com.badlogic.gdx.graphics.g2d.SpriteBatch;
+import com.badlogic.gdx.math.MathUtils;
+import com.badlogic.gdx.math.Rectangle;
+import com.badlogic.gdx.scenes.scene2d.ui.Label;
+import com.badlogic.gdx.utils.Align;
+import com.badlogic.gdx.utils.TimeUtils;
+
+import io.github.lonamiwebs.klooni.Klooni;
+
+public class TimeScorer {
+
+    //region Members
+
+    private final long startTime;
+
+    // Maximum time alive, in seconds
+    private int maxTimeScore;
+
+    // Indicates where we would die in time. Score adds to this, so we take
+    // longer to die. To get the "score" we simply calculate `deadTime - startTime`
+    private long deadTime;
+
+    final Label timeLeftLabel;
+    final Label highTimeLabel;
+
+    final Texture cupTexture;
+    final Rectangle cupArea;
+
+    private final Color cupColor;
+
+    private static final long START_TIME = 20 * 1000000000L;
+
+    //endregion
+
+    //region Constructor
+
+    // The board size is required when calculating the score
+    public TimeScorer(final Klooni game, GameLayout layout) {
+        startTime = TimeUtils.nanoTime();
+        deadTime = startTime + START_TIME;
+
+        cupTexture = new Texture(Gdx.files.internal("ui/cup.png"));
+        cupColor = Klooni.theme.currentScore.cpy();
+        cupArea = new Rectangle();
+
+        Label.LabelStyle labelStyle = new Label.LabelStyle();
+        labelStyle.font = game.skin.getFont("font");
+
+        timeLeftLabel = new Label("0", labelStyle);
+        timeLeftLabel.setColor(Klooni.theme.currentScore);
+        timeLeftLabel.setAlignment(Align.right);
+
+        highTimeLabel = new Label(Integer.toString(nanosToSeconds(maxTimeScore)), labelStyle);
+        highTimeLabel.setColor(Klooni.theme.highScore);
+
+        layout.update(this);
+    }
+
+    //endregion
+
+    //region Private methods
+
+    private void addScore(int score) {
+        deadTime += scoreToNanos(score);
+    }
+
+    private int calculateClearScore(int stripsCleared, int boardSize) {
+        if (stripsCleared < 1) return 0;
+        if (stripsCleared == 1) return boardSize;
+        else return boardSize * stripsCleared + calculateClearScore(stripsCleared - 1, boardSize);
+    }
+
+    private int nanosToSeconds(long nano) {
+        return MathUtils.ceil((float)(nano * 1e-09));
+    }
+
+    private long scoreToNanos(int score) {
+        // 1s/4p seems fair enough
+        return (long)((score / 4.0) * 1e+09);
+    }
+
+    public boolean isGameOver() {
+        return TimeUtils.nanoTime() > deadTime;
+    }
+
+    //endregion
+
+    //region Public methods
+
+    // Adds the score a given piece would give
+    public void addPieceScore(int areaPut) {
+        addScore(areaPut);
+    }
+
+    // Adds the score given by the board, this is, the count of cleared strips
+    public void addBoardScore(int stripsCleared, int boardSize) {
+        addScore(calculateClearScore(stripsCleared, boardSize));
+    }
+
+    public void draw(SpriteBatch batch) {
+        int timeLeft = Math.max(nanosToSeconds(deadTime - TimeUtils.nanoTime()), 0);
+        timeLeftLabel.setText(Integer.toString(timeLeft));
+
+        // If we beat a new record, the cup color will linear interpolate to the high score color
+        //cupColor.lerp(newRecord ? Klooni.theme.highScore : Klooni.theme.currentScore, 0.05f);
+        batch.setColor(cupColor);
+        batch.draw(cupTexture, cupArea.x, cupArea.y, cupArea.width, cupArea.height);
+
+        timeLeftLabel.draw(batch, 1f);
+        highTimeLabel.draw(batch, 1f);
+    }
+
+    //endregion
+}

core/src/io/github/lonamiwebs/klooni/screens/GameScreen.java

@@ -14,6 +14,7 @@ import io.github.lonamiwebs.klooni.game.GameLayout;
 import io.github.lonamiwebs.klooni.game.Piece;
 import io.github.lonamiwebs.klooni.game.PieceHolder;
 import io.github.lonamiwebs.klooni.game.Scorer;
+import io.github.lonamiwebs.klooni.game.TimeScorer;
 
 // Main game screen. Here the board, piece holder and score are shown
 class GameScreen implements Screen, InputProcessor {
@@ -21,6 +22,8 @@ class GameScreen implements Screen, InputProcessor {
     //region Members
 
     private final Scorer scorer;
+    private final TimeScorer timeScorer;
+
     private final Board board;
     private final PieceHolder holder;
 
@@ -29,6 +32,10 @@ class GameScreen implements Screen, InputProcessor {
 
     private final PauseMenuStage pauseMenu;
 
+    // TODO Perhaps make an abstract base class for the game screen and game modes
+    // by implementing different "isGameOver" etc. logic instead using an integer?
+    private final int gameMode;
+
     //endregion
 
     //region Static members
@@ -36,15 +43,21 @@ class GameScreen implements Screen, InputProcessor {
     private final static int BOARD_SIZE = 10;
     private final static int HOLDER_PIECE_COUNT = 3;
 
+    final static int GAME_MODE_SCORE = 0;
+    final static int GAME_MODE_TIME = 1;
+
     //endregion
 
     //region Constructor
 
-    GameScreen(final Klooni game) {
+    GameScreen(final Klooni game, final int gameMode) {
         batch = new SpriteBatch();
+        this.gameMode = gameMode;
 
         final GameLayout layout = new GameLayout();
         scorer = new Scorer(game, layout);
+        timeScorer = new TimeScorer(game, layout);
+
         board = new Board(layout, BOARD_SIZE);
         holder = new PieceHolder(layout, HOLDER_PIECE_COUNT, board.cellSize);
         pauseMenu = new PauseMenuStage(layout, game, scorer);
@@ -82,9 +95,17 @@ class GameScreen implements Screen, InputProcessor {
         Klooni.theme.glClearBackground();
         Gdx.gl.glClear(GL20.GL_COLOR_BUFFER_BIT);
 
+        // With the time mode, we always need to check whether it's game over or not
+        if (timeScorer.isGameOver() && !pauseMenu.isShown()) {
+            pauseMenu.show(true);
+            if (Klooni.soundsEnabled())
+                gameOverSound.play();
+        }
+
         batch.begin();
 
-        scorer.draw(batch);
+        //scorer.draw(batch);
+        timeScorer.draw(batch);
         board.draw(batch);
         holder.update();
         holder.draw(batch);
@@ -127,8 +148,10 @@ class GameScreen implements Screen, InputProcessor {
             return false;
 
         if (action == PieceHolder.ON_BOARD_DROP) {
-            scorer.addPieceScore(area);
-            scorer.addBoardScore(board.clearComplete(), board.cellCount);
+            //scorer.addPieceScore(area);
+            //scorer.addBoardScore(board.clearComplete(), board.cellCount);
+            timeScorer.addPieceScore(area);
+            timeScorer.addBoardScore(board.clearComplete(), board.cellCount);
 
             // After the piece was put, check if it's game over
             if (isGameOver()) {

core/src/io/github/lonamiwebs/klooni/screens/MainMenuScreen.java

@@ -7,7 +7,6 @@ import com.badlogic.gdx.graphics.GL20;
 import com.badlogic.gdx.scenes.scene2d.Actor;
 import com.badlogic.gdx.scenes.scene2d.InputListener;
 import com.badlogic.gdx.scenes.scene2d.Stage;
-import com.badlogic.gdx.scenes.scene2d.ui.ImageButton;
 import com.badlogic.gdx.scenes.scene2d.ui.Table;
 import com.badlogic.gdx.scenes.scene2d.utils.ChangeListener;
 
@@ -46,7 +45,8 @@ public class MainMenuScreen extends InputListener implements Screen {
         final SoftButton playButton = new SoftButton(0, "play_texture");
         playButton.addListener(new ChangeListener() {
             public void changed (ChangeEvent event, Actor actor) {
-                MainMenuScreen.this.game.setScreen(new GameScreen(MainMenuScreen.this.game));
+                MainMenuScreen.this.game.setScreen(
+                        new GameScreen(MainMenuScreen.this.game, GameScreen.GAME_MODE_SCORE));
                 dispose();
             }
         });

core/src/io/github/lonamiwebs/klooni/screens/PauseMenuStage.java

@@ -11,7 +11,6 @@ import com.badlogic.gdx.scenes.scene2d.Actor;
 import com.badlogic.gdx.scenes.scene2d.Stage;
 import com.badlogic.gdx.scenes.scene2d.actions.Actions;
 import com.badlogic.gdx.scenes.scene2d.actions.RunnableAction;
-import com.badlogic.gdx.scenes.scene2d.ui.ImageButton;
 import com.badlogic.gdx.scenes.scene2d.ui.Table;
 import com.badlogic.gdx.scenes.scene2d.utils.ChangeListener;
 
@@ -73,7 +72,7 @@ class PauseMenuStage extends Stage {
         replayButton.addListener(new ChangeListener() {
             @Override
             public void changed(ChangeEvent event, Actor actor) {
-                game.setScreen(new GameScreen(game));
+                game.setScreen(new GameScreen(game, GameScreen.GAME_MODE_SCORE));
                 dispose();
             }
         });