Example usage for com.badlogic.gdx.scenes.scene2d Stage getCamera

Introduction

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

Prototype

public Camera getCamera() 

Source Link

Document

The viewport's camera.

Usage

From source file:com.kotcrab.vis.ui.util.ActorUtils.java

License:Apache License

/**
 * Makes sures that actor will be fully visible in stage. If it's necessary actor position will be changed to fit it
 * on screen./* ww w  .jav a 2s . c  o m*/
 */
public static void keepWithinStage(Stage stage, Actor actor) {
    //taken from scene2d.ui Window
    Camera camera = stage.getCamera();
    if (camera instanceof OrthographicCamera) {
        OrthographicCamera orthographicCamera = (OrthographicCamera) camera;
        float parentWidth = stage.getWidth();
        float parentHeight = stage.getHeight();
        if (actor.getX(Align.right) - camera.position.x > parentWidth / 2 / orthographicCamera.zoom)
            actor.setPosition(camera.position.x + parentWidth / 2 / orthographicCamera.zoom,
                    actor.getY(Align.right), Align.right);
        if (actor.getX(Align.left) - camera.position.x < -parentWidth / 2 / orthographicCamera.zoom)
            actor.setPosition(camera.position.x - parentWidth / 2 / orthographicCamera.zoom,
                    actor.getY(Align.left), Align.left);
        if (actor.getY(Align.top) - camera.position.y > parentHeight / 2 / orthographicCamera.zoom)
            actor.setPosition(actor.getX(Align.top),
                    camera.position.y + parentHeight / 2 / orthographicCamera.zoom, Align.top);
        if (actor.getY(Align.bottom) - camera.position.y < -parentHeight / 2 / orthographicCamera.zoom)
            actor.setPosition(actor.getX(Align.bottom),
                    camera.position.y - parentHeight / 2 / orthographicCamera.zoom, Align.bottom);
    } else if (actor.getParent() == stage.getRoot()) {
        float parentWidth = stage.getWidth();
        float parentHeight = stage.getHeight();
        if (actor.getX() < 0)
            actor.setX(0);
        if (actor.getRight() > parentWidth)
            actor.setX(parentWidth - actor.getWidth());
        if (actor.getY() < 0)
            actor.setY(0);
        if (actor.getTop() > parentHeight)
            actor.setY(parentHeight - actor.getHeight());
    }
}

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From source file:com.strategames.ui.helpers.FilledRectangleImage.java

License:Open Source License

@Override
protected void setStage(Stage stage) {
    super.setStage(stage);
    if (stage != null) {
        this.shapeRenderer.setProjectionMatrix(stage.getCamera().combined);
    }//from ww  w. j a  va2s  . c o  m
}

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From source file:com.vlaaad.common.GdxHelper.java

License:Open Source License

public static void showStageEvents(final Stage stage) {
    EventListener listener = new EventListener() {
        private final Vector2 tmp = new Vector2();
        private Actor actor = new Actor() {
            @Override//w w w.ja v  a  2s  . co  m
            public void draw(Batch batch, float parentAlpha) {
                if (target == null)
                    return;
                batch.end();
                Config.shapeRenderer.begin(ShapeRenderer.ShapeType.Line);
                Config.shapeRenderer.setProjectionMatrix(stage.getCamera().combined);
                Gdx.gl.glLineWidth(6);
                Config.shapeRenderer.setColor(Color.ORANGE);
                Vector2 pos = target.localToStageCoordinates(tmp.set(0, 0));
                float x = pos.x, y = pos.y;
                Vector2 top = target.localToStageCoordinates(tmp.set(target.getWidth(), target.getHeight()));
                float maxX = top.x, maxY = top.y;
                Config.shapeRenderer.rect(x, y, maxX - x, maxY - y);

                Config.shapeRenderer.end();
                batch.begin();
            }
        };

        {
            stage.addActor(actor);
        }

        public Actor target;

        @Override
        public boolean handle(Event event) {
            target = event.getTarget();
            return false;
        }
    };
    stage.addListener(listener);
}

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From source file:de.r2soft.empires.client.graphics.R2Overlay.java

License:Open Source License

public R2Overlay(Stage stage) {
    this.stage = stage;
    renderer = new ShapeRenderer();
    this.camera = (OrthographicCamera) stage.getCamera();
}

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From source file:io.lonelyrobot.empires.client.graphics.R2Overlay.java

License:Open Source License

/**
 * Preferred constructor for an overlay. It initialises itself with a stage and also a default UI skin to be used for
 * the table parent./*w w  w.  java2  s. c  o m*/
 * 
 * @param stage
 *          Stage to hold children. Can be passed down from Screen.
 * @param uiskin
 *          Default UI skin for {@link #main} Table to hold.
 */
public R2Overlay(Stage stage, Skin uiskin) {
    this.stage = stage;
    main = new Table(uiskin);
    main.setFillParent(true); // Just check this. It makes sense in 99% of cases.
    stage.addActor(main);
    renderer = new ShapeRenderer();
    this.camera = (OrthographicCamera) stage.getCamera();
}

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