#region header
// ========================================================================
// Copyright (c) 2018 - Julien Caillon (julien.caillon@gmail.com)
// This file (TransitionElement.cs) is part of YamuiFramework.
// 
// YamuiFramework is a free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// 
// YamuiFramework is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// 
// You should have received a copy of the GNU General Public License
// along with YamuiFramework. If not, see <http://www.gnu.org/licenses/>.
// ========================================================================
#endregion
namespace YamuiFramework.Animations.Transitions {
    public enum InterpolationMethod {
        Linear,
        Accleration,
        Deceleration,
        EaseInEaseOut
    }

    public class TransitionElement {
        /// <summary>
        /// Constructor.
        /// </summary>
        public TransitionElement(double endTime, double endValue, InterpolationMethod interpolationMethod) {
            EndTime = endTime;
            EndValue = endValue;
            InterpolationMethod = interpolationMethod;
        }

        /// <summary>
        /// The percentage of elapsed time, expressed as (for example) 75 for 75%.
        /// </summary>
        public double EndTime { get; set; }

        /// <summary>
        /// The value of the animated properties at the EndTime. This is the percentage 
        /// movement of the properties between their start and end values. This should
        /// be expressed as (for example) 75 for 75%.
        /// </summary>
        public double EndValue { get; set; }

        /// <summary>
        /// The interpolation method to use when moving between the previous value
        /// and the current one.
        /// </summary>
        public InterpolationMethod InterpolationMethod { get; set; }
    }
}