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<Image>.ModifyContrast (Function) In french: <Image>.ModifieContraste Changes the contrast of an image contained in an Image control. // Change contrast
IMG_Image1.ModifyContrast(50) Syntax
<Result> = <Image control>.ModifyContrast(<Contrast variation> [, <Destination image>])
<Result>: Boolean - True if the contrast was modified,
- False otherwise.
<Image control>: Control name Name of the Image control to be used. <Contrast variation>: Real Value between -100 and +100. Negative values decrease the contrast, positive values increase it. This value will be added to the current contrast to get a new contrast. <Destination image>: Optional control name or optional Image variable Image where the transformed image will be drawn. The image can correspond to: - the name of an Image control.
- the name of a variable of type Image.
If this parameter is not specified, the transformation will be performed in <Image control> Business / UI classification: Neutral code
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