The paper focuses on the design from the overlay, the control design, digital map display settings as well as transportation management systems associated with other aspects of the data set. 文中着重从叠加层的设计、控件的设计、电子地图的显示设置以及与运输管理系统中的数据关联等方面进行了阐述。
Bitmap image overlay is a sort of display mode desired in multi-image display system. 位图图象的叠映是多图象显示系统要求的一种图象显示方式。
Implementation of Graphics Overlay Display Based on X Window 基于XWindow图形分层显示的实现