32 lines
599 B
TypeScript
32 lines
599 B
TypeScript
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/**
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* 命令接口
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* 实现命令模式，支持撤销/重做功能
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*/
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export interface ICommand {
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/**
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* 执行命令
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*/
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execute(): void;
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/**
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* 撤销命令
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*/
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undo(): void;
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/**
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* 获取命令描述（用于显示历史记录）
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*/
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getDescription(): string;
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/**
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* 检查命令是否可以合并
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* 用于优化撤销/重做历史，例如连续的移动操作可以合并为一个
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*/
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canMergeWith(other: ICommand): boolean;
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/**
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* 与另一个命令合并
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*/
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mergeWith(other: ICommand): ICommand;
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}
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