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package ch.asynk.tankontank.game;
import com.badlogic.gdx.Gdx;
import com.badlogic.gdx.utils.Disposable;
import com.badlogic.gdx.graphics.g2d.Batch;
import com.badlogic.gdx.graphics.g2d.TextureAtlas;
import com.badlogic.gdx.graphics.g2d.TextureRegion;
import com.badlogic.gdx.math.Rectangle;
import ch.asynk.tankontank.engine.gfx.Image;
import ch.asynk.tankontank.TankOnTank;
class ActionBtn implements Disposable
{
boolean enabled;
private Image on;
private Image off;
public ActionBtn(TextureAtlas atlas, String off, String on)
{
this.enabled = false;
this.on = new Image(atlas.findRegion(on));
this.off = new Image(atlas.findRegion(off));
}
public void toggle()
{
enabled = !enabled;
}
public void setOn()
{
enabled = true;
}
public void setOff()
{
enabled = false;
}
public Image getImage()
{
return (enabled ? on : off);
}
public void setPosition(float x, float y)
{
on.setPosition(x, y);
off.setPosition(x, y);
}
public boolean hit(float x, float y)
{
return ((x > on.getX()) && (x < on.getX() + on.getWidth()) && (y > on.getY()) && (y < on.getY() + on.getHeight()));
}
@Override
public void dispose()
{
on.dispose();
off.dispose();
}
public float getX() { return on.getX(); }
public float getY() { return on.getY(); }
public float getWidth() { return on.getWidth(); }
public float getHeight() { return on.getHeight(); }
}
public class Hud implements Disposable
{
private final TankOnTank game;
private final GameCtrl ctrl;
private ActionBtn flagAct;
private ActionBtn moveAct;
private ActionBtn rotateAct;
private ActionBtn attackAct;
private ActionBtn cancelAct;
private Rectangle rect;
private float elapsed;
public Hud(final GameCtrl ctrl, final TankOnTank game)
{
this.game = game;
this.ctrl = ctrl;
TextureAtlas atlas = game.manager.get("data/assets.atlas", TextureAtlas.class);
flagAct = new ActionBtn(atlas, "us-flag", "ge-flag");
moveAct = new ActionBtn(atlas, "act-move", "act-move-on");
rotateAct = new ActionBtn(atlas, "act-rotate", "act-rotate-on");
attackAct = new ActionBtn(atlas, "act-attack", "act-attack-on");
cancelAct = new ActionBtn(atlas, "act-cancel", "act-cancel-on");
flagAct.setPosition(5, (Gdx.graphics.getHeight() - flagAct.getHeight() - 5));
moveAct.setPosition(flagAct.getX(), ( flagAct.getY() - moveAct.getHeight() - 5));
rotateAct.setPosition(flagAct.getX(), ( moveAct.getY() - rotateAct.getHeight() - 5));
attackAct.setPosition(flagAct.getX(), ( rotateAct.getY() - attackAct.getHeight() - 5));
cancelAct.setPosition(flagAct.getX(), ( attackAct.getY() - cancelAct.getHeight() - 5));
rect = new Rectangle(cancelAct.getX(), cancelAct.getY(), flagAct.getWidth(),
(flagAct.getY() + flagAct.getHeight() - cancelAct.getY()));
elapsed = 0f;
}
@Override
public void dispose()
{
flagAct.dispose();
moveAct.dispose();
rotateAct.dispose();
attackAct.dispose();
cancelAct.dispose();
}
public void animate(float delta)
{
elapsed += delta;
if (elapsed > 5f) {
elapsed = 0f;
flagAct.toggle();
}
}
public void draw(Batch batch)
{
flagAct.getImage().draw(batch);
moveAct.getImage().draw(batch);
rotateAct.getImage().draw(batch);
attackAct.getImage().draw(batch);
cancelAct.getImage().draw(batch);
}
public void reset()
{
moveAct.setOff();
rotateAct.setOff();
attackAct.setOff();
cancelAct.setOff();
}
public boolean touchDown(float x, float y)
{
if (!rect.contains(x,y)) return false;
if (cancelAct.hit(x, y)) {
ctrl.abort();
cancelAct.setOn();
}
return true;
}
public boolean touchUp(float x, float y)
{
if (!rect.contains(x,y)) return false;
if (moveAct.hit(x, y)) {
moveAct.setOn();
ctrl.setState(GameState.State.MOVE);
} else if (rotateAct.hit(x, y)) {
rotateAct.setOn();
ctrl.setState(GameState.State.ROTATE);
} else if (attackAct.hit(x, y)) {
// TODO
} else if (cancelAct.hit(x, y)) {
reset();
ctrl.abort();
}
return true;
}
}
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