/*
 * Copyright 2015-2020 MicroEJ Corp. All rights reserved.
 * This library is provided in source code for use, modification and test, subject to license terms.
 * Any modification of the source code will break MicroEJ Corp. warranties on the whole library.
 */
package ej.mwt.util;

import ej.microui.display.GraphicsContext;
import ej.mwt.style.Style;

/**
 * Provides utility methods to apply outlines and backgrounds.
 */
public class OutlineHelper {

    /**
     * Applies all the outlines of the given style on the given object.
     * <p>
     * The given object must include the outlines of the widget. It is modified to the content bounds/size of the
     * widget.
     *
     * @param outlineable
     *            the outlineable.
     * @param style
     *            the style to apply.
     * @see ej.mwt.style.outline.Outline#apply(Outlineable)
     */
    public static void applyOutlines(Outlineable outlineable, Style style) {
        style.getMargin().apply(outlineable);
        style.getBorder().apply(outlineable);
        style.getPadding().apply(outlineable);
    }

    /**
     * Applies the different outlines and the background on the given graphics context and the given size.
     * <p>
     * The given size must include the outlines of the widget. It is modified to the content size of the widget.
     * <p>
     * The application order is: margin, background, border, padding.
     *
     * @param g
     *            the graphics context to modify.
     * @param size
     *            the size.
     * @param style
     *            the style to apply.
     * @see ej.mwt.style.outline.Outline#apply(GraphicsContext, Size)
     * @see ej.mwt.style.background.Background#apply(GraphicsContext, int, int)
     */
    public static void applyOutlinesAndBackground(GraphicsContext g, Size size, Style style) {
        style.getMargin().apply(g, size);
        style.getBackground().apply(g, size.getWidth(), size.getHeight());
        style.getBorder().apply(g, size);
        style.getPadding().apply(g, size);
    }
}