add DiceAnimation

2 files changed, 134 insertions, 0 deletions

diff --git a/core/src/ch/asynk/tankontank/engine/gfx/animations/DiceAnimation.java b/core/src/ch/asynk/tankontank/engine/gfx/animations/DiceAnimation.java
new file mode 100644
index 0000000..ead140c
--- /dev/null
+++ b/core/src/ch/asynk/tankontank/engine/gfx/animations/DiceAnimation.java
@@ -0,0 +1,131 @@
+package ch.asynk.tankontank.engine.gfx.animations;
+
+import java.util.Random;
+
+import com.badlogic.gdx.audio.Sound;
+import com.badlogic.gdx.graphics.Texture;
+import com.badlogic.gdx.graphics.g2d.TextureRegion;
+import com.badlogic.gdx.graphics.g2d.Batch;
+import com.badlogic.gdx.graphics.glutils.ShapeRenderer;
+
+import ch.asynk.tankontank.engine.gfx.Drawable;
+import ch.asynk.tankontank.engine.gfx.Animation;
+
+public class DiceAnimation implements Animation, Drawable
+{
+    private static final float DURATION = 0.7f;
+    private static final float DURATION_SCATTERING = 0.5f;
+    private static final int DICE_DIMENSION = 24;
+
+    private static Random random = new Random();
+    private static Sprites dice;
+    private static Sound sound;
+    private static double sndId;
+    private static float volume;
+    private static int[][] rolls = new int[][]{
+        { 25, 40, 55, 70, 85, 100, 115, 99, 83, 67, 51, 36, 37, 52, 67, 66, 65, 64 },
+        { 58, 74, 59, 60, 45, 62, 78, 94, 109, 108, 123, 106, 89, 71, 70, 69, 68 },
+        { 106, 121, 120, 103, 86, 70, 54, 37, 20, 19, 18, 34, 50, 51, 52, 69, 86, 103, 119, 128 },
+        { 95, 79, 93, 92, 91, 90, 104, 103, 102, 85, 84, 67, 66, 65, 49, 32, 16, 0 },
+        { 22, 39, 56, 73, 90, 107, 124, 128, 113, 98, 83, 68, 53, 38, 23, 0, 25, 42, 59, 76 },
+        { 79, 78, 61, 76, 91, 106, 121, 120, 119, 102, 101, 84, 68, 52, 37, 38, 39, 40, 41, 58, 75, 74, 73, 72 },
+    };
+
+    private float x;
+    private float y;
+    private int frame;
+    private int[] roll;
+    private float elapsed;
+    private float duration;
+    // public boolean stop;
+
+    public static void init(Texture texture, int cols, int rows, Sound s)
+    {
+        dice = new Sprites(texture, cols, rows);
+        sound = s;
+        sndId = -1;
+    }
+
+    public static void initSound(float v)
+    {
+        sndId = -1;
+        volume = v;
+    }
+
+    public static void free()
+    {
+        sound.dispose();
+        dice.texture.dispose();
+    }
+
+    public float getX()
+    {
+        return x;
+    }
+
+    public float getY()
+    {
+        return y;
+    }
+
+    public int getWidth()
+    {
+        return DICE_DIMENSION;
+    }
+
+    public int getHeight()
+    {
+        return DICE_DIMENSION;
+    }
+
+    public void set(int result, float x, float y)
+    {
+        this.x = x;
+        this.y = y;
+        this.frame = 0;
+        this.elapsed = 0f;
+        this.roll = rolls[result - 1];
+        this.duration = DURATION + (DURATION_SCATTERING * random.nextFloat());
+        // this.stop = false;
+    }
+
+    public boolean isDone()
+    {
+        return (elapsed >= duration);
+    }
+
+    @Override
+    public void dispose()
+    {
+    }
+
+    @Override
+    public boolean animate(float delta)
+    {
+        // if (stop)
+            // return true;
+        elapsed += delta;
+        if (elapsed < duration) {
+            int idx = (int) (roll.length * elapsed / duration);
+            if (idx >= roll.length)
+                idx = (roll.length -1);
+            frame = roll[idx];
+        }
+        if (sndId == -1)
+            sndId = sound.play(volume);
+
+        return false;
+    }
+
+    @Override
+    public void draw(Batch batch)
+    {
+        batch.draw(dice.frames[frame], x, y, DICE_DIMENSION, DICE_DIMENSION);
+    }
+
+    @Override
+    public void drawDebug(ShapeRenderer debugShapes)
+    {
+        debugShapes.rect(x, y, dice.frames[frame].getRegionWidth(), dice.frames[frame].getRegionHeight());
+    }
+}
diff --git a/core/src/ch/asynk/tankontank/game/Map.java b/core/src/ch/asynk/tankontank/game/Map.java
index 71f29c7..3381518 100644
--- a/core/src/ch/asynk/tankontank/game/Map.java
+++ b/core/src/ch/asynk/tankontank/game/Map.java
@@ -16,6 +16,7 @@ import ch.asynk.tankontank.engine.Meteorology;
 import ch.asynk.tankontank.engine.PossiblePaths;
 import ch.asynk.tankontank.engine.gfx.Animation;
 import ch.asynk.tankontank.engine.gfx.animations.AnimationSequence;
+import ch.asynk.tankontank.engine.gfx.animations.DiceAnimation;
 import ch.asynk.tankontank.engine.gfx.animations.ShotAnimation;
 import ch.asynk.tankontank.engine.gfx.animations.PromoteAnimation;
 import ch.asynk.tankontank.engine.gfx.animations.SoundAnimation;
@@ -88,6 +89,7 @@ public abstract class Map extends Board
         super(game.factory, cfg, game.manager.get(textureName, Texture.class));
         this.ctrl = game.ctrl;
         this.moveSound = game.manager.get("sounds/move.mp3", Sound.class);
+        DiceAnimation.init(game.manager.get("data/dice.png", Texture.class), 16, 9, game.manager.get("sounds/dice.mp3", Sound.class));
         PromoteAnimation.init(game.manager.get("data/hud.atlas", TextureAtlas.class), game.manager.get("sounds/promote.mp3", Sound.class));
         ShotAnimation.init(
                 game.manager.get("data/shots.png", Texture.class), 1, 7,
@@ -121,6 +123,7 @@ public abstract class Map extends Board
         super.dispose();
         clearAll();
         moveSound.dispose();
+        DiceAnimation.free();
         PromoteAnimation.free();
         ShotAnimation.free();
     }