virtual L_INT LBitmap::DrawStar(pStarInfo, uFlags = 0)
Draws a star on the bitmap.
Pointer to an LPSTARINFO structure that contains star information.
Reserved for future use. Must be 0.
Value | Meaning |
---|---|
SUCCESS | The function was successful. |
< 1 | An error occurred. Refer to Return Codes. |
If the bitmap has a region, the effect will be applied on the region only.
This function supports 12 and 16-bit grayscale and 48 and 64-bit color images. Support for 12 and 16-bit grayscale and 48 and 64-bit color images is available only in the Document/Medical toolkits.
To update a status bar or detect a user interrupt during execution of this function, refer to LBase::EnableStatusCallback.
This function does not support signed data images. It returns the error code ERROR_SIGNED_DATA_NOT_SUPPORTED if a signed data image is passed to this function.
This function does not support 32-bit grayscale images. It returns the error code ERROR_GRAY32_UNSUPPORTED if a 32-bit grayscale image is passed to this function.
Win32, x64.
L_INT LBitmap__DrawStarExample(LAnimationWindow *BitmapWindow)
{
STARINFO StarInfo;
StarInfo.uStructSize = sizeof(STARINFO);
StarInfo.nAngle = 0;
StarInfo.nAngleOpac = 0;
StarInfo.nBorderOpac = 0;
StarInfo.nDistOpac = 0;
StarInfo.nPhase = 0;
StarInfo.nSpokeDiv = 0;
StarInfo.pCenter.x = BitmapWindow->GetWidth()/2;
StarInfo.pCenter.y = BitmapWindow->GetHeight ()/2;
StarInfo.uFlag = STR_INSIDE;
StarInfo.uHoleSize = 50;
StarInfo.uOpacity = 100;
StarInfo.uSpoke = 5;
StarInfo.uStarHeight = BitmapWindow->GetHeight()/2;
StarInfo.uStarWidth = BitmapWindow->GetWidth()/2;
StarInfo.crFillUpper = RGB(255, 0, 0);
StarInfo.crFillLower = RGB(0, 0, 255);
return BitmapWindow->DrawStar(&StarInfo);
}
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