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

Example 16 with Actor

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

the class HorizontalGroup method layoutWrapped.

private void layoutWrapped() {
    float prefHeight = getPrefHeight();
    if (prefHeight != lastPrefHeight) {
        lastPrefHeight = prefHeight;
        invalidateHierarchy();
    }
    int align = this.align;
    boolean round = this.round;
    float space = this.space, padBottom = this.padBottom, fill = this.fill, wrapSpace = this.wrapSpace;
    float maxWidth = prefWidth - padLeft - padRight;
    float rowY = prefHeight - padTop, groupWidth = getWidth(), xStart = padLeft, x = 0, rowHeight = 0;
    if ((align & Align.top) != 0)
        rowY += getHeight() - prefHeight;
    else if (// center
    (align & Align.bottom) == 0)
        rowY += (getHeight() - prefHeight) / 2;
    if ((align & Align.right) != 0)
        xStart += groupWidth - prefWidth;
    else if (// center
    (align & Align.left) == 0)
        xStart += (groupWidth - prefWidth) / 2;
    groupWidth -= padRight;
    align = this.rowAlign;
    FloatArray rowSizes = this.rowSizes;
    SnapshotArray<Actor> children = getChildren();
    int i = 0, n = children.size, incr = 1;
    if (reverse) {
        i = n - 1;
        n = -1;
        incr = -1;
    }
    for (int r = 0; i != n; i += incr) {
        Actor child = children.get(i);
        float width, height;
        Layout layout = null;
        if (child instanceof Layout) {
            layout = (Layout) child;
            width = layout.getPrefWidth();
            height = layout.getPrefHeight();
        } else {
            width = child.getWidth();
            height = child.getHeight();
        }
        if (x + width > groupWidth || r == 0) {
            x = xStart;
            if ((align & Align.right) != 0)
                x += maxWidth - rowSizes.get(r);
            else if (// center
            (align & Align.left) == 0)
                x += (maxWidth - rowSizes.get(r)) / 2;
            rowHeight = rowSizes.get(r + 1);
            if (r > 0)
                rowY -= wrapSpace;
            rowY -= rowHeight;
            r += 2;
        }
        if (fill > 0)
            height = rowHeight * fill;
        if (layout != null) {
            height = Math.max(height, layout.getMinHeight());
            float maxHeight = layout.getMaxHeight();
            if (maxHeight > 0 && height > maxHeight)
                height = maxHeight;
        }
        float y = rowY;
        if ((align & Align.top) != 0)
            y += rowHeight - height;
        else if (// center
        (align & Align.bottom) == 0)
            y += (rowHeight - height) / 2;
        if (round)
            child.setBounds(Math.round(x), Math.round(y), Math.round(width), Math.round(height));
        else
            child.setBounds(x, y, width, height);
        x += width + space;
        if (layout != null)
            layout.validate();
    }
}

Example 17 with Actor

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

the class TextField method findNextTextField.

private TextField findNextTextField(Array<Actor> actors, TextField best, Vector2 bestCoords, Vector2 currentCoords, boolean up) {
    for (int i = 0, n = actors.size; i < n; i++) {
        Actor actor = actors.get(i);
        if (actor == this)
            continue;
        if (actor instanceof TextField) {
            TextField textField = (TextField) actor;
            if (textField.isDisabled() || !textField.focusTraversal)
                continue;
            Vector2 actorCoords = actor.getParent().localToStageCoordinates(tmp3.set(actor.getX(), actor.getY()));
            if ((actorCoords.y < currentCoords.y || (actorCoords.y == currentCoords.y && actorCoords.x > currentCoords.x)) ^ up) {
                if (best == null || (actorCoords.y > bestCoords.y || (actorCoords.y == bestCoords.y && actorCoords.x < bestCoords.x)) ^ up) {
                    best = (TextField) actor;
                    bestCoords.set(actorCoords);
                }
            }
        } else if (actor instanceof Group)
            best = findNextTextField(((Group) actor).getChildren(), best, bestCoords, currentCoords, up);
    }
    return best;
}

Example 18 with Actor

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

the class InterpolationTest method create.

@Override
public void create() {
    Gdx.gl.glClearColor(.3f, .3f, .3f, 1);
    renderer = new ShapeRenderer();
    skin = new Skin(Gdx.files.internal("data/uiskin.json"));
    stage = new Stage(new ScreenViewport());
    resetPositions();
    Field[] interpolationFields = ClassReflection.getFields(Interpolation.class);
    // see how many fields are actually interpolations (for safety; other fields may be added with future)
    int interpolationMembers = 0;
    for (int i = 0; i < interpolationFields.length; i++) if (ClassReflection.isAssignableFrom(Interpolation.class, interpolationFields[i].getDeclaringClass()))
        interpolationMembers++;
    // get interpolation names
    interpolationNames = new String[interpolationMembers];
    for (int i = 0; i < interpolationFields.length; i++) if (ClassReflection.isAssignableFrom(Interpolation.class, interpolationFields[i].getDeclaringClass()))
        interpolationNames[i] = interpolationFields[i].getName();
    selectedInterpolation = interpolationNames[0];
    list = new List(skin);
    list.setItems(interpolationNames);
    list.addListener(new ChangeListener() {

        public void changed(ChangeEvent event, Actor actor) {
            selectedInterpolation = list.getSelected();
            time = 0;
            resetPositions();
        }
    });
    ScrollPane scroll = new ScrollPane(list, skin);
    scroll.setFadeScrollBars(false);
    scroll.setScrollingDisabled(true, false);
    table = new Table();
    table.setFillParent(true);
    table.add(scroll).expandX().left().width(100);
    stage.addActor(table);
    Gdx.input.setInputProcessor(new InputMultiplexer(new InputAdapter() {

        public boolean scrolled(int amount) {
            if (!Gdx.input.isKeyPressed(Keys.CONTROL_LEFT))
                return false;
            duration -= amount / 15f;
            duration = MathUtils.clamp(duration, 0, Float.POSITIVE_INFINITY);
            return true;
        }
    }, stage, new InputAdapter() {

        public boolean touchDown(int screenX, int screenY, int pointer, int button) {
            if (// if "walking" was interrupted by this touch down event
            !Float.isNaN(time))
                // set startPosition to the current position
                startPosition.set(getPosition(time));
            targetPosition.set(stage.screenToStageCoordinates(targetPosition.set(screenX, screenY)));
            time = 0;
            return true;
        }
    }));
}

Example 19 with Actor

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

the class StageTest method create.

@Override
public void create() {
    texture = new Texture(Gdx.files.internal("data/badlogicsmall.jpg"));
    texture.setFilter(TextureFilter.Linear, TextureFilter.Linear);
    font = new BitmapFont(Gdx.files.internal("data/arial-15.fnt"), false);
    stage = new Stage(new ScreenViewport());
    float loc = (NUM_SPRITES * (32 + SPACING) - SPACING) / 2;
    for (int i = 0; i < NUM_GROUPS; i++) {
        Group group = new Group();
        group.setX((float) Math.random() * (stage.getWidth() - NUM_SPRITES * (32 + SPACING)));
        group.setY((float) Math.random() * (stage.getHeight() - NUM_SPRITES * (32 + SPACING)));
        group.setOrigin(loc, loc);
        fillGroup(group, texture);
        stage.addActor(group);
    }
    uiTexture = new Texture(Gdx.files.internal("data/ui.png"));
    uiTexture.setFilter(TextureFilter.Linear, TextureFilter.Linear);
    ui = new Stage(new ScreenViewport());
    Image blend = new Image(new TextureRegion(uiTexture, 0, 0, 64, 32));
    blend.setAlign(Align.center);
    blend.setScaling(Scaling.none);
    blend.addListener(new InputListener() {

        public boolean touchDown(InputEvent event, float x, float y, int pointer, int button) {
            if (stage.getBatch().isBlendingEnabled())
                stage.getBatch().disableBlending();
            else
                stage.getBatch().enableBlending();
            return true;
        }
    });
    blend.setY(ui.getHeight() - 64);
    Image rotate = new Image(new TextureRegion(uiTexture, 64, 0, 64, 32));
    rotate.setAlign(Align.center);
    rotate.setScaling(Scaling.none);
    rotate.addListener(new InputListener() {

        public boolean touchDown(InputEvent event, float x, float y, int pointer, int button) {
            rotateSprites = !rotateSprites;
            return true;
        }
    });
    rotate.setPosition(64, blend.getY());
    Image scale = new Image(new TextureRegion(uiTexture, 64, 32, 64, 32));
    scale.setAlign(Align.center);
    scale.setScaling(Scaling.none);
    scale.addListener(new InputListener() {

        public boolean touchDown(InputEvent event, float x, float y, int pointer, int button) {
            scaleSprites = !scaleSprites;
            return true;
        }
    });
    scale.setPosition(128, blend.getY());
    {
        Actor shapeActor = new Actor() {

            public void drawDebug(ShapeRenderer shapes) {
                shapes.set(ShapeType.Filled);
                shapes.setColor(getColor());
                shapes.rect(getX(), getY(), getOriginX(), getOriginY(), getWidth(), getHeight(), getScaleX(), getScaleY(), getRotation());
            }
        };
        shapeActor.setBounds(0, 0, 100, 150);
        shapeActor.setOrigin(50, 75);
        shapeActor.debug();
        sprites.add(shapeActor);
        Group shapeGroup = new Group();
        shapeGroup.setBounds(300, 300, 300, 300);
        shapeGroup.setOrigin(50, 75);
        shapeGroup.setTouchable(Touchable.childrenOnly);
        shapeGroup.addActor(shapeActor);
        stage.addActor(shapeGroup);
    }
    ui.addActor(blend);
    ui.addActor(rotate);
    ui.addActor(scale);
    fps = new Label("fps: 0", new Label.LabelStyle(font, Color.WHITE));
    fps.setPosition(10, 30);
    fps.setColor(0, 1, 0, 1);
    ui.addActor(fps);
    renderer = new ShapeRenderer();
    Gdx.input.setInputProcessor(this);
}

Example 20 with Actor

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

the class MusicTest method create.

@Override
public void create() {
    music = Gdx.audio.newMusic(Gdx.files.internal("data/8.12.mp3"));
    music.play();
    buttons = new TextureRegion(new Texture(Gdx.files.internal("data/playback.png")));
    batch = new SpriteBatch();
    font = new BitmapFont(Gdx.files.internal("data/arial-15.fnt"), false);
    stage = new Stage();
    Skin skin = new Skin(Gdx.files.internal("data/uiskin.json"));
    slider = new Slider(0, 100, 0.1f, false, skin);
    slider.setPosition(200, 20);
    slider.addListener(new ChangeListener() {

        @Override
        public void changed(ChangeEvent event, Actor actor) {
            if (!sliderUpdating && slider.isDragging())
                music.setPosition((slider.getValue() / 100f) * songDuration);
        }
    });
    stage.addActor(slider);
    Gdx.input.setInputProcessor(stage);
}