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package ch.asynk.tankontank.engine;
import java.util.List;
import java.util.ArrayDeque;
import com.badlogic.gdx.graphics.g2d.Batch;
import com.badlogic.gdx.graphics.g2d.TextureAtlas;
import com.badlogic.gdx.graphics.glutils.ShapeRenderer;
import ch.asynk.tankontank.engine.gfx.BasicDrawable;
import ch.asynk.tankontank.engine.gfx.StackedImages;
public abstract class Tile implements BasicDrawable
{
private StackedImages overlays;
private ArrayDeque<Pawn> stack;
public abstract Tile getNewAt(float x, float y);
public Tile(TextureAtlas atlas)
{
this.stack = null;
this.overlays = new StackedImages(atlas);
}
public int push(Pawn pawn)
{
if (stack == null) stack = new ArrayDeque<Pawn>();
stack.push(pawn);
return stack.size();
}
public int remove(Pawn pawn)
{
stack.remove(pawn);
return stack.size();
}
public Pawn getTopPawn()
{
if ((stack == null) || (stack.size() == 0)) return null;
return stack.getFirst();
}
public boolean mustBeDrawn()
{
if (occupied()) return true;
return hasOverlayEnabled();
}
public boolean occupied()
{
if (stack == null) return false;
return (stack.size() != 0);
}
public boolean clearOverlays()
{
overlays.clear();
return occupied();
}
public boolean hasOverlayEnabled()
{
return overlays.isEnabled();
}
public boolean enableOverlay(int i, boolean enable)
{
overlays.enable(i, enable);
if (enable) return true;
return mustBeDrawn();
}
public List<Tile> adjacents()
{
// FIXME
System.err.println("adjacents() Not implemented yet");
return null;
}
@Override
public void translate(float x, float y)
{
overlays.translate(x, y);
}
@Override
public void setPosition(float x, float y, float z)
{
overlays.setPosition(x, y, z);
}
@Override
public void draw(Batch batch, float parentAlpha)
{
overlays.draw(batch, parentAlpha);
Pawn pawn = getTopPawn();
if (pawn != null)
pawn.draw(batch, parentAlpha);
}
@Override
public void drawDebug(ShapeRenderer debugShapes)
{
overlays.drawDebug(debugShapes);
Pawn pawn = getTopPawn();
if (pawn != null)
pawn.drawDebug(debugShapes);
}
}
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