| 图形应用系统下Undo/Redo操作的设计与实现 |
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| 引用本文： | 聂颖.图形应用系统下Undo/Redo操作的设计与实现[J].计算机应用研究,2005,22(3):181-182. |
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| 作者姓名： | 聂颖 |
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| 作者单位： | 华北计算技术研究所,北京,100083 |
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| 摘 要： | 针对图形应用系统下Undo/Redo操作问题，提出了一种解决方案，设计了相关的数据模型,详细说明了工作原理，并给出了部分代码实现。
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| 关 键 词： | 撤销/恢复 图形应用系统 图形对象 命令集合 |
| 文章编号： | 1001-3695(2005)03-0181-02 |
Design and Implementation of Undo/Redo Operation under Graphics System |
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| NIE Ying.Design and Implementation of Undo/Redo Operation under Graphics System[J].Application Research of Computers,2005,22(3):181-182. |
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| Authors: | NIE Ying |
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| Abstract: | For Graphics Application,a scheme about Undo/Redo operation is presented. Data Model based on OO technology is also designed in this paper. At the end, parts of program is offered to explain the implementation more clearly. |
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| Keywords: | Undo/Redo Graphics Application Graphics Object Command History |
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