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Stored procedures
Changes the lightness of an image found:
  • in an Image control,
  • in an variable of type Image.
Example
// Change la luminosité de l'image contenue dans le champ IMG_Image1
dModifyLightness(IMG_Image1, 50)
Syntax
<Result> = dModifyLightness(<Source image> , <Variation of lightness> [, <Destination image>])
<Result>: Boolean
  • True if the change was performed,
  • False otherwise.
<Source image>: Character string or Image variable
Image to use. This image can correspond to:
  • the name of an Image control.
  • the name of a variable of type Image.
<Variation of lightness>: entier
Value included between -100 and +100. This value will be added to the current lightness of each pixel to get a new lightness.
<Destination image>: Name of the Image control or variable
Image where the transformed image will be drawn. This 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 on the <Source image>.
Remarks
Component: wd270pnt.dll
Minimum version required
  • Version 10
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