gimp/plug-ins/script-fu/scripts/guides-new-percent.scm

38 lines
1.2 KiB
Scheme

;; -*-scheme-*-
;; Alan Horkan 2004. Copyright.
;; I'll fix it and license it differntly later if anyone cares to ask
(define (script-fu-guide-new-percent image
drawable
direction
position)
(let* ((width (car (gimp-drawable-width drawable)))
(height (car (gimp-drawable-height drawable))))
(gimp-image-undo-group-start image)
(if (= direction 0)
(set! position (/ (* height position) 100))
(set! position (/ (* width position) 100)))
(if (= direction 0)
;; convert position to pixel
(if (< position height) (gimp-image-add-hguide image position))
(if (< position width) (gimp-image-add-vguide image position)))
(gimp-image-undo-group-end image)
(gimp-displays-flush)))
(script-fu-register "script-fu-guide-new-percent"
_"<Image>/Image/Guides/New Guide (by _Percent)..."
"Add a single Line Guide with the specified postion. Position specified as a percent of the image size."
"Alan Horkan"
"Alan Horkan, 2004"
"April 2004"
""
SF-IMAGE "Input Image" 0
SF-DRAWABLE "Input Drawable" 0
SF-OPTION _"Direction" '(_"Horizontal"
_"Vertical")
SF-ADJUSTMENT _"Position (in %)" '(50 0 100 1 10 0 1))