| 摘要 |
PROBLEM TO BE SOLVED: To quickly and efficiently draw a multiwindow GUI which supports the drawing of a transparent area in a device of which the execution speed is slow, the memory capacity is small and the free area type can not be used. SOLUTION: A redrawing area is scheduled in each widget only by a quare form, drawing processing is collected to one timing, and after arranging a visible area and the redrawing area so that a drawing function can be efficiently called, the drawing function of each widget is called only by once, so that also a complicated multiwindow GUI having a transparent area can be efficiently drawn. COPYRIGHT: (C)2005,JPO&NCIPI
|
