ImageGear for C and C++ on Linux - Updated
ART_rotation_angle_set
This function determines the angle (in degrees) that an annotation rotates.
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AT_ERRCOUNT ART_rotation_angle_set (
HIGEAR hIGear,
DWORD dwAngle
);
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| Name | Type | Description |
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| hIGear | HIGEAR | HIGEAR handle to the image. |
| dwAngle | DWORD | The angle at which to rotate. |
Returns the number of ImageGear errors that occurred during the function call.
All pixel formats supported by ImageGear for C and C++.
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HIGEAR hIGear; /* HIGEAR handle of Image */ AT_ERRCOUNT nErrCount; /* Tally of IG errors on stack */ nErrCount = ART_rotation_angle_set (hIGear,90); |
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Valid values are 0, 90, 180, 270. The default is 0. Any other value (not 0, 90, 180, 270) is interpreted as 0.