org.dominokit.domino.ui.popover.PopupPositionLeftRight Maven / Gradle / Ivy

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There is a newer version: 1.0.139

package org.dominokit.domino.ui.popover;

import elemental2.dom.ClientRect;
import elemental2.dom.DomGlobal;
import elemental2.dom.HTMLElement;

import static elemental2.dom.DomGlobal.*;

public class PopupPositionLeftRight implements PopupPosition {

    private String positionClass;

    @Override
    public void position(HTMLElement popup, HTMLElement target) {
        ClientRect targetRect = target.getBoundingClientRect();

        double distanceToCenter = (targetRect.left) - (targetRect.width / 2);
        double windowCenter = window.innerWidth / 2;

        if (distanceToCenter >= windowCenter) {
            PopupPosition.LEFT.position(popup, target);
            this.positionClass = PopupPosition.LEFT.getDirectionClass();
        } else {
            PopupPosition.RIGHT.position(popup, target);
            this.positionClass = PopupPosition.RIGHT.getDirectionClass();
        }
    }

    @Override
    public String getDirectionClass() {
        return positionClass;
    }
}