Examples with Group com.badlogic.gdx.scenes.scene2d.Group used on opensource projects

Example 11 with Group

use of com.badlogic.gdx.scenes.scene2d.Group in project libgdx by libgdx.

the class WidgetGroup method invalidateHierarchy.

public void invalidateHierarchy() {
    invalidate();
    Group parent = getParent();
    if (parent instanceof Layout)
        ((Layout) parent).invalidateHierarchy();
}

Example 12 with Group

use of com.badlogic.gdx.scenes.scene2d.Group in project libgdx by libgdx.

the class WidgetGroup method validate.

public void validate() {
    if (!layoutEnabled)
        return;
    Group parent = getParent();
    if (fillParent && parent != null) {
        float parentWidth, parentHeight;
        Stage stage = getStage();
        if (stage != null && parent == stage.getRoot()) {
            parentWidth = stage.getWidth();
            parentHeight = stage.getHeight();
        } else {
            parentWidth = parent.getWidth();
            parentHeight = parent.getHeight();
        }
        if (getWidth() != parentWidth || getHeight() != parentHeight) {
            setWidth(parentWidth);
            setHeight(parentHeight);
            invalidate();
        }
    }
    if (!needsLayout)
        return;
    needsLayout = false;
    layout();
}

Example 13 with Group

use of com.badlogic.gdx.scenes.scene2d.Group in project netthreads-libgdx by alistairrutherford.

the class SceneHelper method hit.

/**
	 * Find hit class.
	 * 
	 * @param x
	 *            Current x position.
	 * @param y
	 *            Current y position
	 * @param group
	 *            The starting Group.
	 * @param targetClass
	 *            The target class type.
	 * 
	 * @return The target or null if not found.
	 */
@SuppressWarnings("rawtypes")
public static Actor hit(float x, float y, Group group, Class targetClass) {
    SnapshotArray<Actor> children = group.getChildren();
    Actor hit = null;
    boolean found = false;
    int index = children.size - 1;
    while (!found && index >= 0) {
        Actor child = children.get(index);
        if (child.getClass().isAssignableFrom(targetClass)) {
            point.x = x;
            point.y = y;
            group.localToDescendantCoordinates(child, point);
            if (child.hit(point.x, point.y, true) != null) {
                found = true;
                hit = child;
            } else if (child instanceof Group) {
                child = hit(x, y, (Group) child, targetClass);
            }
        }
        index--;
    }
    return hit;
}

Example 14 with Group

use of com.badlogic.gdx.scenes.scene2d.Group in project netthreads-libgdx by alistairrutherford.

the class SceneHelper method hit.

/**
	 * Look for target hit of specified class.
	 * 
	 * @param x
	 *            Current x position.
	 * @param y
	 *            Current y position
	 * @param stage
	 *            The starting stage.
	 * @param targetClass
	 *            The target class type.
	 * @return Target class or null if not found.
	 */
@SuppressWarnings("rawtypes")
public static Actor hit(float x, float y, Stage stage, Class targetClass) {
    Group root = stage.getRoot();
    SnapshotArray<Actor> children = root.getChildren();
    Actor hit = null;
    boolean found = false;
    int index = children.size - 1;
    while (!found && index >= 0) {
        Actor child = children.get(index);
        point.x = x;
        point.y = y;
        root.localToDescendantCoordinates(child, point);
        Actor childHit = root.hit(point.x, point.y, true);
        if (childHit != null && childHit.getClass().isAssignableFrom(targetClass)) {
            found = true;
            hit = childHit;
        } else {
            index--;
        }
    }
    return hit;
}