Example usage for com.badlogic.gdx.scenes.scene2d.ui ScrollPane getScrollX

Introduction

In this page you can find the example usage for com.badlogic.gdx.scenes.scene2d.ui ScrollPane getScrollX.

Prototype

public float getScrollX() 

Source Link

Document

Returns the x scroll position in pixels, where 0 is the left of the scroll pane.

Usage

From source file:com.ridiculousRPG.ui.ActorsOnStageService.java

License:Apache License

@Override
public boolean keyDown(int keycode) {
    // unfocus if actor is removed
    if (focusedActor != null && !ActorFocusUtil.isActorOnStage(focusedActor, getRoot())) {
        setKeyboardFocus(null);/*from  ww w .  j  av a2s. c  om*/
        focusedActor = null;
        awaitingKeyUp = false;
    }
    // consume tab key down
    if (keycode == Keys.TAB) {
        if (Gdx.input.isKeyPressed(Keys.SHIFT_LEFT) || Gdx.input.isKeyPressed(Keys.SHIFT_RIGHT)) {
            return checkScroll(ActorFocusUtil.focusPrev(focusedActor, getRoot(), false, false, this)
                    || ActorFocusUtil.focusLastChild(getRoot(), this));
        }
        return checkScroll(ActorFocusUtil.focusNext(focusedActor, getRoot(), false, false, this)
                || ActorFocusUtil.focusFirstChild(getRoot(), this));
    }
    // alowed childs to consume key down
    boolean consumed = super.keyDown(keycode);
    if (!consumed && !awaitingKeyUp) {
        switch (keycode) {
        case Keys.SPACE:
            if (focusedActor != null)
                break;
            // else fall through
        case Keys.ENTER:
            return (awaitingKeyUp = actionKeyPressed(true));
        case Keys.ESCAPE:
            if (focusedActor != null) {
                setKeyboardFocus(null);
            }
            return false;
        case Keys.UP:
            if (!checkScroll(ActorFocusUtil.focusPrev(focusedActor, getRoot(), true, false, this))
                    && getScrollFocus() instanceof ScrollPane) {
                ScrollPane s = (ScrollPane) getScrollFocus();
                s.setScrollY(s.getScrollY() - SCROLL_PIXEL_AMOUNT);
            }
            return true;
        case Keys.DOWN:
            if (!checkScroll(ActorFocusUtil.focusNext(focusedActor, getRoot(), true, false, this))
                    && getScrollFocus() instanceof ScrollPane) {
                ScrollPane s = (ScrollPane) getScrollFocus();
                s.setScrollY(s.getScrollY() + SCROLL_PIXEL_AMOUNT);
            }
            return true;
        case Keys.LEFT:
            if (!checkScroll(ActorFocusUtil.focusPrev(focusedActor, getRoot(), false, true, this))
                    && getScrollFocus() instanceof ScrollPane) {
                ScrollPane s = (ScrollPane) getScrollFocus();
                s.setScrollX(s.getScrollX() - SCROLL_PIXEL_AMOUNT);
            }
            return true;
        case Keys.RIGHT:
            if (!checkScroll(ActorFocusUtil.focusNext(focusedActor, getRoot(), false, true, this))
                    && getScrollFocus() instanceof ScrollPane) {
                ScrollPane s = (ScrollPane) getScrollFocus();
                s.setScrollX(s.getScrollX() + SCROLL_PIXEL_AMOUNT);
            }
            return true;
        case Keys.PAGE_UP:
            if (getScrollFocus() instanceof ScrollPane) {
                ScrollPane s = (ScrollPane) getScrollFocus();
                s.setScrollY(s.getScrollY() - s.getHeight() * .7f);
            }
            return true;
        case Keys.PAGE_DOWN:
            if (getScrollFocus() instanceof ScrollPane) {
                ScrollPane s = (ScrollPane) getScrollFocus();
                s.setScrollY(s.getScrollY() + s.getHeight() * .7f);
            }
            return true;
        }
    }
    return consumed;
}

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