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658d9f8d10
2008-03-28 Michael Natterer <mitch@gimp.org> * plug-ins/script-fu/scripts/guides-from-selection.scm * plug-ins/script-fu/scripts/guides-new-percent.scm * plug-ins/script-fu/scripts/guides-new.scm * plug-ins/script-fu/scripts/guides-remove-all.scm: use "*" as image type (not "") so the menu item is disabled when there is no image. svn path=/trunk/; revision=25289
44 lines
1.2 KiB
Scheme
44 lines
1.2 KiB
Scheme
;; -*-scheme-*-
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(define (script-fu-guides-from-selection image drawable)
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(let* (
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(boundries (gimp-selection-bounds image))
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;; non-empty INT32 TRUE if there is a selection
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(selection (car boundries))
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(x1 (cadr boundries))
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(y1 (caddr boundries))
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(x2 (cadr (cddr boundries)))
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(y2 (caddr (cddr boundries)))
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)
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;; need to check for a selection or we get guides right at edges of the image
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(if (= selection TRUE)
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(begin
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(gimp-image-undo-group-start image)
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(gimp-image-add-vguide image x1)
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(gimp-image-add-hguide image y1)
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(gimp-image-add-vguide image x2)
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(gimp-image-add-hguide image y2)
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(gimp-image-undo-group-end image)
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(gimp-displays-flush)
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)
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)
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)
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)
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(script-fu-register "script-fu-guides-from-selection"
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_"New Guides from _Selection"
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_"Draw a grid as specified by the lists of X and Y locations using the current brush"
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"Alan Horkan"
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"Alan Horkan, 2004. Public Domain."
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"2004-08-13"
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"*"
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SF-IMAGE "Image" 0
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SF-DRAWABLE "Drawable" 0
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)
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(script-fu-menu-register "script-fu-guides-from-selection"
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"<Image>/Image/Guides")
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