BitBlt:

要將DC的圖像轉移,我們可以用BitBlt這API函數,其宣告法是:

Declare Function BitBlt Lib "gdi32" Alias "BitBlt" (ByVal hDestDC As Long, ByVal x As Long, ByVal y As Long, ByVal nWidth As Long, ByVal nHeight As Long, ByVal hSrcDC As Long, ByVal xSrc As Long, ByVal ySrc As Long, ByVal dwRop As Long) As Long

用法:

BitBlt 目的地.hDC, 貼在目的地的X位置, 貼在目的地的Y位置, 貼在目的地的寬度, 貼在目的地的高度, 來源DC, 從那裡開始的X位置, 從那裡開始的Y位置, 貼圖方法

例子:

BitBlt Me.hDC, 0, 0, 640, 480, XXX, 0, 0, vbSrcCopy

實戰個案:

  1. 透明貼圖的方法解說
  2. Print Screen的三個方法

上一頁