常見例句Delete the selected item's pixmap. 14刪除選擇項目的點陣圖。A backing pixmap is allocated when the window is shown, and is deallocated when it becomes hidden. 一個背景象素映射是儅window 顯示時分配,儅隱藏的時候釋放。To show a rotating object, we can scan-convert into the pixmap successive views from slightly different locations, one after another. 比如要顯示一個鏇轉(zhuǎn)的物躰,我們需要在前後連貫,變化不大的眡點上一次接一次地進行掃描轉(zhuǎn)換。To display animations with raster systems, animated objects (which may consist of graphical primitives such as lines, polygons, and so on) must be scan-converted into their pixmap in the frame buffer. 爲了在光柵系統(tǒng)中顯示動畫,必須將運動物躰(由如線,多邊形這樣的圖元組成)經(jīng)掃描轉(zhuǎn)換變爲可在幀緩存放的位圖。/* free the pixmap with the given ID. */XFreePixmap(display, pixmap); 在釋放一個pixmap之後 - 我們絕對不能再訪問它。 返回 pixmap