import type { IAnimation } from '@antv/g';
import type { AnimationStage } from '../spec/element/animation';
import type { Element, ElementType, State } from '../types';
export type STDAnimation = AnimationOptions[];
/**
 * <zh/> 元素动画选项
 *
 * <en/> Element animation options
 */
export interface AnimationOptions extends AnimationEffectTiming {
    /**
     * <zh/> 执行动画的字段（样式）名
     *
     * <en/> Field (style) name of the animation
     */
    fields: string[];
    /**
     * <zh/> 执行动画的图形，默认为当前元素
     *
     * <en/> Shape of the animation, default is the current element
     */
    shape?: string;
    /**
     * <zh/> 参与动画的状态
     *
     * <en/> States involved in the animation
     */
    states?: State[];
}
export interface AnimationContext {
    /**
     * <zh/> 执行动画的元素
     *
     * <en/> Element to execute animation
     */
    element: Element;
    /**
     * <zh/> 元素类型
     *
     * <en/> Element type
     */
    elementType: ElementType;
    /**
     * <zh/> 动画阶段
     *
     * <en/> Animation stage
     */
    stage: AnimationStage;
    /**
     * <zh/> 动画的源样式
     *
     * <en/> Source style of animation
     * @remarks
     * <zh/> 用于在动画执行前将 shape 的样式设置为源样式，例如 move-to 动画，需要将 shape 的 x, y 设置为源样式
     *
     * <en/> Used to set the style of shape to the source style before the animation is executed. For example, the move-to animation needs to set the x and y of shape to the source style
     */
    originalStyle: Record<string, unknown>;
    /**
     * <zh/> 额外的动画终态样式
     *
     * <en/> Additional animation final state style
     * @remarks
     * <zh/> 例如元素销毁前，需要将元素的终态透明度设置为 0
     *
     * <en/> For example, before the element is destroyed, the final state opacity of the element needs to be set to 0
     */
    modifiedStyle?: Record<string, unknown>;
    /**
     * <zh/> 变更样式
     *
     * <en/> Updated style
     */
    updatedStyle?: Record<string, unknown>;
}
/**
 * <zh/> 动画效果时序
 *
 * <en/> Animation effect timing
 */
export interface AnimationEffectTiming {
    /**
     * <zh/> 动画延迟时间
     *
     * <en/> Animation delay time
     */
    delay?: number;
    /**
     * <zh/> 动画方向
     *
     * <en/> Animation direction
     */
    direction?: PlaybackDirection;
    /**
     * <zh/> 动画持续时间
     *
     * <en/> Animation duration
     */
    duration?: number;
    /**
     * <zh/> 动画缓动函数
     *
     * <en/> Animation easing function
     */
    easing?: string;
    /**
     * <zh/> 动画结束后的填充模式
     *
     * <en/> Fill mode after the animation ends
     */
    fill?: FillMode;
    /**
     * <zh/> 动画迭代次数
     *
     * <en/> Number of iterations of the animation
     */
    iterations?: number;
}
export type AnimationExecutor = (element: Element, keyframes: [Record<string, unknown>, Record<string, unknown>], options: STDAnimation) => IAnimation | null;