protected void drawBackground(SpriteBatch batch, float parentAlpha) {
if (style.stageBackground != null) {
Color color = getColor();
batch.setColor(color.r, color.g, color.b, color.a * parentAlpha);
Stage stage = getStage();
Vector2 position = stageToLocalCoordinates(Vector2.tmp.set(0, 0));
Vector2 size = stageToLocalCoordinates(Vector2.tmp2.set(stage.getWidth(), stage.getHeight()));
style.stageBackground.draw(
batch, getX() + position.x, getY() + position.y, getX() + size.x, getY() + size.y);
}
super.drawBackground(batch, parentAlpha);
// Draw the title without the batch transformed or clipping applied.
float x = getX(), y = getY() + getHeight();
TextBounds bounds = titleCache.getBounds();
if ((titleAlignment & Align.left) != 0) x += getPadLeft();
else if ((titleAlignment & Align.right) != 0) x += getWidth() - bounds.width - getPadRight();
else x += (getWidth() - bounds.width) / 2;
if ((titleAlignment & Align.top) == 0) {
if ((titleAlignment & Align.bottom) != 0) y -= getPadTop() - bounds.height;
else y -= (getPadTop() - bounds.height) / 2;
}
titleCache.setColor(Color.tmp.set(getColor()).mul(style.titleFontColor));
titleCache.setPosition((int) x, (int) y);
titleCache.draw(batch, parentAlpha);
}
public float getPrefWidth() {
return Math.max(
super.getPrefWidth(), titleCache.getBounds().width + getPadLeft() + getPadRight());
}