add PromoteAnimation

1 files changed, 97 insertions, 0 deletions

diff --git a/core/src/ch/asynk/tankontank/engine/gfx/animations/PromoteAnimation.java b/core/src/ch/asynk/tankontank/engine/gfx/animations/PromoteAnimation.java
new file mode 100644
index 0000000..099946f
--- /dev/null
+++ b/core/src/ch/asynk/tankontank/engine/gfx/animations/PromoteAnimation.java
@@ -0,0 +1,97 @@
+package ch.asynk.tankontank.engine.gfx.animations;
+
+import com.badlogic.gdx.audio.Sound;
+import com.badlogic.gdx.graphics.g2d.TextureAtlas;
+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 PromoteAnimation implements Animation, Drawable
+{
+    private static PromoteAnimation instance = new PromoteAnimation();
+
+    private static final float DURATION = 0.3f;
+
+    private static Sound sound;
+    private static TextureRegion region;
+
+    private float x;
+    private float y;
+    private float x1;
+    private float y1;
+    private float dx;
+    private float dy;
+    private float volume;
+    private float elapsed;
+
+    public static void init(TextureAtlas atlas, Sound snd)
+    {
+        region = atlas.findRegion("stars");
+        sound = snd;
+    }
+
+    public static void free()
+    {
+        sound.dispose();
+    }
+
+    protected void PromoteAnimation()
+    {
+    }
+
+    public static PromoteAnimation get(float x0, float y0, float x1, float y1, float v)
+    {
+        x0 = (x0 - (region.getRegionWidth() / 2.0f));
+        y0 = (y0 - (region.getRegionHeight() / 2.0f));
+        x1 = (x1 - (region.getRegionWidth() / 2.0f));
+        y1 = (y1 - (region.getRegionHeight() / 2.0f));
+
+        instance.volume = v;
+        instance.x = x0;
+        instance.y = y0;
+        instance.x1 = x1;
+        instance.y1 = y1;
+        instance.dx = ((x1 - x0)/ DURATION);
+        instance.dy = ((y1 - y0) / DURATION);
+        instance.elapsed = 0f;
+
+        return instance;
+    }
+
+    @Override
+    public void dispose()
+    {
+    }
+
+    @Override
+    public boolean animate(float delta)
+    {
+        elapsed += delta;
+        if (elapsed >= DURATION) {
+            x = x1;
+            y = y1;
+            sound.play(volume);
+            return true;
+        }
+
+        x += (dx * delta);
+        y += (dy * delta);
+
+        return false;
+    }
+
+    @Override
+    public void draw(Batch batch)
+    {
+        batch.draw(region, x, y);
+    }
+
+    @Override
+    public void drawDebug(ShapeRenderer debugShapes)
+    {
+        debugShapes.rect(x, y, region.getRegionWidth(), region.getRegionHeight());
+    }
+}