Example usage for com.badlogic.gdx.scenes.scene2d Actor toFront

Introduction

In this page you can find the example usage for com.badlogic.gdx.scenes.scene2d Actor toFront.

Prototype

public void toFront() 

Source Link

Document

Changes the z-order for this actor so it is in front of all siblings.

Usage

From source file:es.eucm.ead.editor.view.widgets.layouts.TrackLayout.java

License:Open Source License

@Override
public void layout() {
    // Check if there is enough width to layout all children without problem
    float childrenWidth = prefWidth() - paddingWidth();
    float availableWidth = availableWidth();

    // If there is no space, ignore container padding and check again
    boolean ignorePadding = childrenWidth > availableWidth;
    float beforeX = 0;
    float lastW = 0;

    if (ignorePadding) {
        availableWidth += paddingWidth();
    }//from   ww  w  . ja v  a  2  s  .c  o m

    float leftX = ignorePadding ? 0.0f : paddingLeft();

    boolean leftCollision = false;

    for (Constraints c : constraints) {
        if (c.getActor().isVisible() || computeInvisibles) {
            TrackConstraints tCons = (TrackConstraints) c;

            Actor actor = tCons.getActor();
            float width = actorWidth(actor) + 0.0f;

            float x = 0;

            float auxX = leftX + marginLeft(tCons);

            if (actor instanceof StretchableButton && ((StretchableButton) actor).isDragLeft()) {
                if (beforeX + lastW <= auxX + tCons.getWidth() - width) {
                    tCons.marginLeft(marginLeft(tCons) + (tCons.getWidth() - width));
                } else {
                    leftCollision = true;
                }
            } else if (auxX < beforeX + lastW && !(actor instanceof FixedButton)) {
                tCons.marginLeft(beforeX + lastW);
            }

            if (actor instanceof FixedButton) {
                actor.toFront();
                x = marginLeft(tCons);
            } else {
                if (actor instanceof StretchableButton && leftX + marginLeft(tCons) <= beforeX + lastW + 1) {
                    ((StretchableButton) actor).lockLeftToLeft();
                } else if (actor instanceof StretchableButton) {
                    ((StretchableButton) actor).unlockLeftToLeft();
                }
                if (leftCollision) {
                    ((StretchableButton) actor)
                            .setTotalWidth(tCons.getWidth() + (marginLeft(tCons) - (beforeX + lastW)));
                    width = tCons.getWidth() + (marginLeft(tCons) - (beforeX + lastW));
                    tCons.marginLeft(beforeX + lastW);
                    leftCollision = false;
                }
                tCons.setWidth(width);
                x = leftX + marginLeft(tCons);
                beforeX = x;
                lastW = width;
            }

            float height = expandY(tCons) ? containerHeight() - paddingHeight() - marginHeight(tCons)
                    : actorHeight(actor);

            float y = getYAligned(tCons, height);

            setBoundsForActor(actor, x, y, width, height);
        }
    }
}

---