gimp/plug-ins/script-fu/scripts/selection-round.scm
Michael Natterer 0e993d1702 applied patch from Kevin Cozens <kcozens@interlog.com> which removes the
2004-02-03  Michael Natterer  <mitch@gimp.org>

	* plug-ins/script-fu/scripts/*.scm: applied patch from Kevin
	Cozens <kcozens@interlog.com> which removes the use of deprecated
	constants in all scripts. Fixes bug #133270.
2004-02-03 11:46:27 +00:00

132 lines
3.8 KiB
Scheme

; The GIMP -- an image manipulation program
; Copyright (C) 1995 Spencer Kimball and Peter Mattis
;
; This program is free software; you can redistribute it and/or modify
; it under the terms of the GNU General Public License as published by
; the Free Software Foundation; either version 2 of the License, or
; (at your option) any later version.
;
; This program is distributed in the hope that it will be useful,
; but WITHOUT ANY WARRANTY; without even the implied warranty of
; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
; GNU General Public License for more details.
;
; You should have received a copy of the GNU General Public License
; along with this program; if not, write to the Free Software
; Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
;
;
; selection-round.scm version 1.02 1998/02/06
;
; CHANGE-LOG:
; 1.00 - initial release
; 1.01 - some code cleanup, no real changes
; 1.02 - made script undoable
;
; Copyright (C) 1997, 1998 Sven Neumann <sven@gimp.org>
;
;
; Rounds the current selection by cutting of rectangles from the edges and
; adding circles. The relative radius describes the radius of this cricles
; in relation to the selections width or height (depends on which of these
; is smaller)
(define (script-fu-selection-round image
drawable
radius)
(let* ((radius (min radius 1.0))
(radius (max radius 0.0))
(select-bounds (gimp-selection-bounds image))
(has-selection (car select-bounds))
(select-x1 (cadr select-bounds))
(select-y1 (caddr select-bounds))
(select-x2 (cadr (cddr select-bounds)))
(select-y2 (caddr (cddr select-bounds)))
(select-width (- select-x2 select-x1))
(select-height (- select-y2 select-y1))
(cut-radius 0)
(ellipse-radius 0))
(gimp-image-undo-group-start image)
(if (> select-width select-height)
(set! cut-radius (trunc (+ 1 (* radius (/ select-height 2)))))
(set! cut-radius (trunc (+ 1 (* radius (/ select-width 2))))))
(set! ellipse-radius (* cut-radius 2))
(gimp-rect-select image
select-x1
select-y1
(+ cut-radius 1)
(+ cut-radius 1)
CHANNEL-OP-SUBTRACT
FALSE 0)
(gimp-rect-select image
select-x1
(- select-y2 cut-radius)
(+ cut-radius 1)
(+ cut-radius 1)
CHANNEL-OP-SUBTRACT
FALSE 0)
(gimp-rect-select image
(- select-x2 cut-radius)
select-y1
(+ cut-radius 1)
(+ cut-radius 1)
CHANNEL-OP-SUBTRACT
FALSE 0)
(gimp-rect-select image
(- select-x2 cut-radius)
(- select-y2 cut-radius)
(+ cut-radius 1)
(+ cut-radius 1)
CHANNEL-OP-SUBTRACT
FALSE 0)
(gimp-ellipse-select image
select-x1
select-y1
ellipse-radius
ellipse-radius
CHANNEL-OP-ADD
TRUE
FALSE 0)
(gimp-ellipse-select image
select-x1
(- select-y2 ellipse-radius)
ellipse-radius
ellipse-radius
CHANNEL-OP-ADD
TRUE
FALSE 0)
(gimp-ellipse-select image
(- select-x2 ellipse-radius)
select-y1
ellipse-radius
ellipse-radius
CHANNEL-OP-ADD
TRUE
FALSE 0)
(gimp-ellipse-select image
(- select-x2 ellipse-radius)
(- select-y2 ellipse-radius)
ellipse-radius
ellipse-radius
CHANNEL-OP-ADD
TRUE
FALSE 0)
(gimp-image-undo-group-end image)
(gimp-displays-flush)))
(script-fu-register "script-fu-selection-round"
_"<Image>/Script-Fu/Selection/_Round..."
"Rounds the active selection. The selection should be rectangular."
"Sven Neumann <sven@gimp.org>"
"Sven Neumann"
"1998/02/06"
"*"
SF-IMAGE "Image" 0
SF-DRAWABLE "Drawable" 0
SF-ADJUSTMENT _"Relative Radius" '(1 0 128 .1 1 1 1))