imaqOverlayArc
Usage
int imaqOverlayArc(Image* image, const ArcInfo* arc, const RGBValue* color, DrawMode drawMode, const char* group);
Purpose
Overlays an arc onto an image.
Image Types Supported
IMAQ_IMAGE_U8, IMAQ_IMAGE_U16, IMAQ_IMAGE_I16, IMAQ_IMAGE_SGL, IMAQ_IMAGE_COMPLEX, IMAQ_IMAGE_RGB, IMAQ_IMAGE_HSL, IMAQ_IMAGE_RGB_U64
Parameters
|
Name
|
Type
|
Description
|
|---|---|---|
| image | Image* | The image on which to overlay the arc. |
| arc | const ArcInfo* | The location and size of the arc. |
| color | const RGBValue* | The color of the arc. The alpha color channel is not supported. Setting the color to transparent has the same effect as selecting black. This parameter is required and cannot be NULL. |
| drawMode | DrawMode | The mode by which to draw the overlay. Valid options are IMAQ_DRAW_VALUE and IMAQ_PAINT_VALUE. |
| group | const char* | The group to which you want to add the overlay. Set this parameter to NULL to add the overlay to the default group. |
Return Value
| Type |
Description |
|---|---|
| int | On success, this function returns a non-zero value. On failure, this function returns 0. To get extended error information, call imaqGetLastError(). |