Fix theme change not being updated everywhere

core/src/io/github/lonamiwebs/klooni/Theme.java

@@ -3,6 +3,7 @@ package io.github.lonamiwebs.klooni;
 import com.badlogic.gdx.Gdx;
 import com.badlogic.gdx.files.FileHandle;
 import com.badlogic.gdx.graphics.Color;
+import com.badlogic.gdx.graphics.Pixmap;
 import com.badlogic.gdx.graphics.Texture;
 import com.badlogic.gdx.graphics.g2d.NinePatch;
 import com.badlogic.gdx.scenes.scene2d.ui.ImageButton;
@@ -26,7 +27,7 @@ public class Theme {
 
     public Color currentScore;
     public Color highScore;
-    private Color bandColor;
+    public Color bandColor;
 
     private Color[] cells;
     private Color[] buttons;
@@ -146,11 +147,7 @@ public class Theme {
     }
 
     public Color getCellColor(int colorIndex) {
-        return cells[colorIndex];
-    }
-
-    public Color getBandColor() {
-        return bandColor;
+        return colorIndex < 0 ? emptyCell : cells[colorIndex];
     }
 
     public void glClearBackground() {
@@ -164,6 +161,20 @@ public class Theme {
 
     //endregion
 
+    //region Styling utilities
+
+    // A 1x1 blank pixel map to be tinted and used in multiple places
+    public static Texture getBlankTexture() {
+        final Pixmap pixmap = new Pixmap(1, 1, Pixmap.Format.RGBA8888);
+        pixmap.setColor(Color.WHITE);
+        pixmap.fill();
+        final Texture result = new Texture(pixmap);
+        pixmap.dispose();
+        return result;
+    }
+
+    //endregion
+
     //region Disposal
 
     void dispose() {

core/src/io/github/lonamiwebs/klooni/actors/Band.java

@@ -1,6 +1,5 @@
 package io.github.lonamiwebs.klooni.actors;
 
-import com.badlogic.gdx.graphics.Pixmap;
 import com.badlogic.gdx.graphics.Texture;
 import com.badlogic.gdx.graphics.g2d.Batch;
 import com.badlogic.gdx.math.Rectangle;
@@ -10,6 +9,7 @@ import com.badlogic.gdx.scenes.scene2d.ui.Label;
 import com.badlogic.gdx.utils.Align;
 
 import io.github.lonamiwebs.klooni.Klooni;
+import io.github.lonamiwebs.klooni.Theme;
 import io.github.lonamiwebs.klooni.game.BaseScorer;
 import io.github.lonamiwebs.klooni.game.GameLayout;
 
@@ -33,13 +33,7 @@ public class Band extends Actor {
 
     public Band(final Klooni game, final GameLayout layout, final BaseScorer scorer) {
         this.scorer = scorer;
-
-        // A 1x1 pixel map will be enough since the band texture will then be expanded
-        Pixmap pixmap = new Pixmap(1, 1, Pixmap.Format.RGBA8888);
-        pixmap.setColor(Klooni.theme.getBandColor());
-        pixmap.fill();
-        bandTexture = new Texture(pixmap);
-        pixmap.dispose();
+        bandTexture = Theme.getBlankTexture();
 
         Label.LabelStyle labelStyle = new Label.LabelStyle();
         labelStyle.font = game.skin.getFont("font");
@@ -66,6 +60,7 @@ public class Band extends Actor {
 
         // TODO For some strange reason, the texture coordinates and label coordinates are different
         Vector2 pos = localToStageCoordinates(new Vector2(x, y));
+        batch.setColor(Klooni.theme.bandColor);
         batch.draw(bandTexture, pos.x, pos.y, getWidth(), getHeight());
 
         scoreLabel.setBounds(x + scoreBounds.x, y + scoreBounds.y, scoreBounds.width, scoreBounds.height);

core/src/io/github/lonamiwebs/klooni/actors/ThemeCard.java

@@ -1,7 +1,6 @@
 package io.github.lonamiwebs.klooni.actors;
 
 import com.badlogic.gdx.graphics.Color;
-import com.badlogic.gdx.graphics.Pixmap;
 import com.badlogic.gdx.graphics.Texture;
 import com.badlogic.gdx.graphics.g2d.Batch;
 import com.badlogic.gdx.math.Rectangle;
@@ -41,14 +40,7 @@ public class ThemeCard extends Actor {
 
     public ThemeCard(final Klooni game, final GameLayout layout, final Theme theme) {
         this.theme = theme;
-
-        // A 1x1 pixel map will be enough, the background texture will then be stretched accordingly
-        // TODO We could also use white color and then batch.setColor(theme.background)
-        Pixmap pixmap = new Pixmap(1, 1, Pixmap.Format.RGBA8888);
-        pixmap.setColor(theme.background);
-        pixmap.fill();
-        background = new Texture(pixmap);
-        pixmap.dispose();
+        background = Theme.getBlankTexture();
 
         Label.LabelStyle labelStyle = new Label.LabelStyle();
         labelStyle.font = game.skin.getFont("font_small");
@@ -75,7 +67,7 @@ public class ThemeCard extends Actor {
     public void draw(Batch batch, float parentAlpha) {
         final float x = getX(), y = getY();
 
-        batch.setColor(Color.WHITE);
+        batch.setColor(theme.background);
         batch.draw(background, x, y, getWidth(), getHeight());
         // Do not draw on the borders (0,0 offset to add some padding), colors used:
         // 0 7 7

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

@@ -36,11 +36,9 @@ public abstract class BaseScorer {
         labelStyle.font = game.skin.getFont("font");
 
         leftLabel = new Label("0", labelStyle);
-        leftLabel.setColor(Klooni.theme.currentScore);
         leftLabel.setAlignment(Align.right);
 
         highScoreLabel = new Label(Integer.toString(highScore), labelStyle);
-        highScoreLabel.setColor(Klooni.theme.highScore);
 
         layout.update(this);
     }
@@ -90,7 +88,10 @@ public abstract class BaseScorer {
         batch.setColor(cupColor);
         batch.draw(cupTexture, cupArea.x, cupArea.y, cupArea.width, cupArea.height);
 
+        leftLabel.setColor(Klooni.theme.currentScore);
         leftLabel.draw(batch, 1f);
+
+        highScoreLabel.setColor(Klooni.theme.highScore);
         highScoreLabel.draw(batch, 1f);
     }
 

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

@@ -80,13 +80,10 @@ public class Board {
             return false;
 
         lastPutPiecePos.set(piece.calculateGravityCenter());
-        for (int i = 0; i < piece.cellRows; ++i) {
-            for (int j = 0; j < piece.cellCols; ++j) {
-                if (piece.filled(i, j)) {
-                    cells[y+i][x+j].set(piece.color);
-                }
-            }
-        }
+        for (int i = 0; i < piece.cellRows; ++i)
+            for (int j = 0; j < piece.cellCols; ++j)
+                if (piece.filled(i, j))
+                    cells[y+i][x+j].set(piece.colorIndex);
 
         return true;
     }

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

@@ -15,12 +15,14 @@ public class Cell {
 
     //region Members
 
-    private boolean empty;
-    private Color color;
+    // Negative index indicates that the cell is empty
+    private int colorIndex;
 
     private Vector2 pos;
     private float size;
 
+    // No need to store the vanish color as a color index since
+    // this is something quick and shouldn't really affect the UX
     private Color vanishColor;
     private float vanishSize;
     private float vanishElapsed;
@@ -34,7 +36,7 @@ public class Cell {
         pos = new Vector2(x, y);
         size = cellSize;
 
-        empty = true;
+        colorIndex = -1;
         vanishElapsed = Float.POSITIVE_INFINITY;
     }
 
@@ -42,15 +44,14 @@ public class Cell {
 
     //region Package local methods
 
-    // Sets the cell to be non-empty and of the specified color
-    void set(Color c) {
-        empty = false;
-        color = c;
+    // Sets the cell to be non-empty and of the specified color index
+    void set(int ci) {
+        colorIndex = ci;
     }
 
     void draw(SpriteBatch batch) {
         // Always query the color to the theme, because it might have changed
-        draw(empty ? Klooni.theme.emptyCell : color, batch, pos.x, pos.y, size);
+        draw(Klooni.theme.getCellColor(colorIndex), batch, pos.x, pos.y, size);
 
         // Draw the previous vanishing cell
         if (vanishElapsed <= vanishLifetime) {
@@ -71,13 +72,13 @@ public class Cell {
     // in this case, a piece was put. The closer it was put, the faster
     // this piece will vanish. This immediately marks the piece as empty.
     void vanish(Vector2 vanishFrom) {
-        if (empty) // We cannot vanish twice
+        if (isEmpty()) // We cannot vanish twice
             return;
 
-        empty = true;
         vanishSize = size;
-        vanishColor = color.cpy();
+        vanishColor = Klooni.theme.getCellColor(colorIndex).cpy();
         vanishLifetime = 1f;
+        colorIndex = -1;
 
         // The vanish distance is this measure (distance² + size³ * 20% size)
         // because it seems good enough. The more the distance, the more the
@@ -92,7 +93,7 @@ public class Cell {
     }
 
     boolean isEmpty() {
-        return empty;
+        return colorIndex < 0;
     }
 
     //endregion

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

@@ -16,7 +16,7 @@ public class Piece {
     //region Members
 
     final Vector2 pos;
-    final Color color;
+    final int colorIndex;
 
     final int cellCols, cellRows;
     private boolean shape[][];
@@ -34,7 +34,7 @@ public class Piece {
     // colorIndex represents a random index that will be used
     // to determine the color of this piece when drawn on the screen.
     private Piece(int cols, int rows, boolean swapSize, int colorIndex) {
-        color = Klooni.theme.getCellColor(colorIndex);
+        this.colorIndex = colorIndex;
 
         pos = new Vector2();
         cellCols = swapSize ? rows : cols;
@@ -49,7 +49,7 @@ public class Piece {
 
     // L-shaped constructor
     private Piece(int lSize, int rotateCount, int colorIndex) {
-        color = Klooni.theme.getCellColor(colorIndex);
+        this.colorIndex = colorIndex;
 
         pos = new Vector2();
         cellCols = cellRows = lSize;
@@ -113,10 +113,11 @@ public class Piece {
     //region Package local methods
 
     void draw(SpriteBatch batch) {
+        final Color c = Klooni.theme.getCellColor(colorIndex);
         for (int i = 0; i < cellRows; ++i)
             for (int j = 0; j < cellCols; ++j)
                 if (shape[i][j])
-                    Cell.draw(color, batch, pos.x + j * cellSize, pos.y + i * cellSize, cellSize);
+                    Cell.draw(c, batch, pos.x + j * cellSize, pos.y + i * cellSize, cellSize);
     }
 
     // Calculates the rectangle of the piece with screen coordinates