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package ch.asynk.rustanddust.ui;
import com.badlogic.gdx.utils.Disposable;
import com.badlogic.gdx.math.Rectangle;
import com.badlogic.gdx.graphics.glutils.ShapeRenderer;
import ch.asynk.rustanddust.engine.gfx.Drawable;
public abstract class Widget implements Disposable, Drawable
{
public boolean blocked;
public boolean visible;
protected float padding;
protected Rectangle rect;
protected Position position;
protected Widget parent;
protected Widget()
{
this.parent = null;
this.blocked = false;
this.visible = true;
this.padding = 0f;
this.rect = new Rectangle(0, 0, 0, 0);
this.position = Position.MIDDLE_CENTER;
}
public float getX() { return rect.x; }
public float getY() { return rect.y; }
public float getWidth() { return rect.width; }
public float getHeight() { return rect.height; }
public float getTop() { return rect.y + rect.height; }
public void translate(float dx, float dy)
{
rect.x += dx;
rect.y += dy;
}
public void setPosition(Rectangle r)
{
setPosition(r.x, r.x, r.width, r.height);
}
public void setPosition(float x, float y)
{
setPosition(x, y, rect.width, rect.height);
}
// override this if needed
public void setPosition(float x, float y, float w, float h)
{
rect.set(x, y, w, h);
}
public void setPosition(Position position)
{
setPosition(position, this.parent);
}
public void setPosition(Position position, Widget parent)
{
this.position = position;
setParent(parent);
}
public void setParent(Widget parent)
{
this.parent = parent;
update();
}
public void update()
{
float x, y;
if (position == Position.ABSOLUTE) return;
if (parent == null) {
x = position.getX(rect.width);
y = position.getY(rect.height);
} else {
x = position.getX(parent, rect.width);
y = position.getY(parent, rect.height);
}
setPosition(x, y);
}
public void setTopRight(Widget btn)
{
btn.setPosition((getX() + getWidth() - (btn.getWidth() * 0.666f)), (getTop() - (btn.getHeight() * 0.666f)));
}
public void setTopLeft(Widget btn)
{
btn.setPosition((getX() - (btn.getWidth() * 0.333f)), (getTop() - (btn.getHeight() * 0.666f)));
}
public void setBottomRight(Widget btn)
{
btn.setPosition((getX() + getWidth() - (btn.getWidth() * 0.666f)), (getY() - (btn.getHeight() * 0.333f)));
}
public void setBottomLeft(Widget btn)
{
btn.setPosition((getX() - (btn.getWidth() * 0.333f)), (getY() - (btn.getHeight() * 0.333f)));
}
public boolean hit(float x, float y)
{
if (blocked || !visible) return false;
return rect.contains(x, y);
}
@Override
public void drawDebug(ShapeRenderer shapes)
{
if (!visible) return;
shapes.rect(rect.x, rect.y, rect.width, rect.height);
}
}
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