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The main purpose of this libraryis to modernize and maintain the slick2D library.

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package com.github.mathiewz.slick;

import com.github.mathiewz.slick.geom.Shape;
import com.github.mathiewz.slick.geom.Vector2f;

/**
 * A filling method for a shape. This allows changing colours at shape verticies and
 * modify they're positions as required
 *
 * @author kevin
 */
public interface ShapeFill {

    /**
     * Get the colour that should be applied at the specified location
     *
     * @param shape
     *            The shape being filled
     * @param x
     *            The x coordinate of the point being coloured
     * @param y
     *            The y coordinate of the point being coloured
     * @return The colour that should be applied based on the control points of this gradient
     */
    public Color colorAt(Shape shape, float x, float y);

    /**
     * Get the offset for a vertex at a given location based on it's shape
     *
     * @param shape
     *            The shape being filled
     * @param x
     *            The x coordinate of the point being drawn
     * @param y
     *            The y coordinate of the point being drawn
     * @return The offset to apply to this vertex
     */
    public Vector2f getOffsetAt(Shape shape, float x, float y);
}