add DestroyAnimation

1 files changed, 62 insertions, 0 deletions

diff --git a/core/src/ch/asynk/tankontank/engine/gfx/animations/DestroyAnimation.java b/core/src/ch/asynk/tankontank/engine/gfx/animations/DestroyAnimation.java
new file mode 100644
index 0000000..da05d1a
--- /dev/null
+++ b/core/src/ch/asynk/tankontank/engine/gfx/animations/DestroyAnimation.java
@@ -0,0 +1,62 @@
+package ch.asynk.tankontank.engine.gfx.animations;
+
+import com.badlogic.gdx.utils.Disposable;
+import com.badlogic.gdx.graphics.g2d.Batch;
+import com.badlogic.gdx.graphics.glutils.ShapeRenderer;
+
+import ch.asynk.tankontank.engine.gfx.Moveable;
+import ch.asynk.tankontank.engine.gfx.Animation;
+
+public class DestroyAnimation implements Disposable, Animation
+{
+    private static final float DELAY = 1.5f;
+    private static final float DURATION = 1.5f;
+
+    private Moveable moveable;
+    private float x;
+    private float y;
+    private int alphaP;
+    private float elapsed;
+
+    @Override
+    public void dispose()
+    {
+    }
+
+    public void set(float duration, Moveable moveable)
+    {
+        this.moveable = moveable;
+        this.alphaP = 0;
+        this.elapsed = 0f;
+        this.x = (moveable.getX() + (moveable.getWidth() / 2f));
+        this.y = (moveable.getY() + (moveable.getHeight() / 2f));
+    }
+
+    @Override
+    public boolean animate(float delta)
+    {
+        elapsed += delta;
+        if (elapsed < DELAY)
+            return false;
+
+        int a = (int) (((elapsed - DELAY) / DURATION) * 10);
+        if (a != alphaP) {
+            alphaP = a;
+            moveable.setAlpha(1f - (alphaP / 10f));
+        }
+
+        return (elapsed >= (DELAY + DURATION));
+    }
+
+    @Override
+    public void draw(Batch batch)
+    {
+        moveable.draw(batch);
+    }
+
+    @Override
+    public void drawDebug(ShapeRenderer debugShapes)
+    {
+        moveable.drawDebug(debugShapes);
+    }
+}