用bmp的原始數據怎麼構造一個wximage Topic is solved
用bmp的原始數據怎麼構造一個wximage
bmp的原始數據是指一幅.bmp圖像在內存中的映像。用 wxImage (int width, int height, unsigned char *data, bool static_data=false)這個構造不成功啊,這個構造函數的參考資料(官方網站上的)對unsigned char* data這個參數的解釋並不是很清楚,它的格式應該是怎樣的呢?還有其他方法嗎?多謝!
Re: 用bmp的原始數據怎麼構造一個wximage
可参考 http://forums.wxwidgets.org/viewtopic.php?p=86267#86267 ,这里面有解释也有示例代码。
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On Github: http://utensil.github.com
Technical Blog in Chinese: http://utensil.iteye.com/
Re: 用bmp的原始數據怎麼構造一個wximage
我用wximage的Create函數解決了。
具體代碼是:
具體代碼是:
Code: Select all
wxMutexGuiEnter();
wxImage imgTmp;
imgTmp.Create(width,height,Buffer, true);
wxBitmap bmpTmp(imgTmp);
wxMemoryDC memDC;
memDC.SelectObject(bmpTmp);
wxClientDC destDC(Panel2);
//wxPaintDC destDC(Panel2);
destDC.Blit(4, 4, // Draw at (100, 100)
bmpTmp.GetWidth(),
bmpTmp.GetHeight(), // Drawfullbitmap
&memDC, // Draw from memDC
0, 0, // Draw from bitmap origin
wxCOPY, // Logical operation
false) ; // Take mask into account no
memDC.SelectObject(wxNullBitmap);
wxMutexGuiLeave();