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package ch.asynk.gdx.boardgame;
import java.lang.Math;
import com.badlogic.gdx.graphics.Texture;
import com.badlogic.gdx.graphics.g2d.Sprite;
import com.badlogic.gdx.math.Vector3;
import com.badlogic.gdx.math.Vector2;
import com.badlogic.gdx.math.MathUtils;
import ch.asynk.gdx.boardgame.Drawable;
import ch.asynk.gdx.boardgame.Orientation;
import ch.asynk.gdx.boardgame.Positionable;
import ch.asynk.gdx.boardgame.Rotable;
import ch.asynk.gdx.boardgame.Scalable;
import ch.asynk.gdx.boardgame.Tile;
public class Piece extends Sprite implements Drawable, Positionable, Rotable, Scalable
{
public Piece(Texture texture)
{
super(texture);
}
@Override public float getScale()
{
return getScaleX();
}
@Override public void centerOn(float cx, float cy)
{
setPosition((cx - (getWidth() / 2f)), (cy - (getHeight() / 2f)));
}
public void getPosOn(Tile tile, Orientation orientation, Vector3 v)
{
v.set((tile.x - (getWidth() / 2f)), (tile.y- (getHeight() / 2f)), orientation.r());
}
public void setPosition(float x, float y, float r)
{
setPosition(x, y);
setRotation(r);
}
public boolean isOn(Tile tile)
{
return (
(Math.abs(getX() - (tile.x - (getWidth() / 2f))) < 3) &&
(Math.abs(getY() - (tile.y- (getHeight() / 2f))) < 3)
);
}
public boolean isFacing(Orientation orientation)
{
return (Orientation.fromR(getRotation()) == orientation);
}
public void getShootingPoint(Vector2 v, Piece target)
{
float x0 = getX();
float y0 = getY();
float x1 = target.getX();
float y1 = target.getY();
float r = (float) (MathUtils.atan2(y1 - y0, x1 - x0));
x0 += (Math.cos(r) + 1f) * (getWidth() / 2f);
y0 += (Math.sin(r) + 1f) * (getHeight() / 2f);
v.set(x0, y0);
}
public void getImpactPoint(Vector2 v)
{
v.set(getX()+ (getWidth() / 2f), getY() + (getHeight() / 2f));
}
}
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