20b4769cf5
2005-07-10 Michael Natterer <mitch@gimp.org> * app/actions/layers-actions.c * app/actions/layers-commands.[ch] * app/core/core-enums.[ch] * app/core/gimpimage-undo-push.[ch] * app/core/gimplayer-floating-sel.c * app/core/gimplayer.[ch] * app/text/gimptextlayer-xcf.c * app/widgets/gimphelp-ids.h * app/widgets/gimplayertreeview.[ch] * app/xcf/xcf-load.c * app/xcf/xcf-private.h * app/xcf/xcf-save.c * tools/pdbgen/pdb/layer.pdb * menus/image-menu.xml.in * libgimp/gimp.def: did a global s/preserve_trans/lock_alpha/ in preparation for more layer locking flags. * app/pdb/procedural_db.c * libgimp/gimplayer.[ch]: added compat stuff for preserve_trans. * app/pdb/layer_cmds.c * libgimp/gimplayer_pdb.[ch]: regenerated. * plug-ins/common/colortoalpha.c * plug-ins/common/iwarp.c * plug-ins/common/psd.c * plug-ins/common/psd_save.c * plug-ins/common/psp.c * plug-ins/common/rotate.c * plug-ins/common/threshold_alpha.c * plug-ins/common/vpropagate.c * plug-ins/script-fu/scripts/3d-outline.scm * plug-ins/script-fu/scripts/alien-glow-bar.scm * plug-ins/script-fu/scripts/alien-glow-bullet.scm * plug-ins/script-fu/scripts/alien-glow-logo.scm * plug-ins/script-fu/scripts/basic1-logo.scm * plug-ins/script-fu/scripts/basic2-logo.scm * plug-ins/script-fu/scripts/beveled-pattern-button.scm * plug-ins/script-fu/scripts/blend-anim.scm * plug-ins/script-fu/scripts/blended-logo.scm * plug-ins/script-fu/scripts/bovinated-logo.scm * plug-ins/script-fu/scripts/burn-in-anim.scm * plug-ins/script-fu/scripts/carved-logo.scm * plug-ins/script-fu/scripts/chalk.scm * plug-ins/script-fu/scripts/chip-away.scm * plug-ins/script-fu/scripts/comic-logo.scm * plug-ins/script-fu/scripts/coolmetal-logo.scm * plug-ins/script-fu/scripts/crystal-logo.scm * plug-ins/script-fu/scripts/drop-shadow.scm * plug-ins/script-fu/scripts/gimp-headers.scm * plug-ins/script-fu/scripts/gimp-labels.scm * plug-ins/script-fu/scripts/glowing-logo.scm * plug-ins/script-fu/scripts/gradient-bevel-logo.scm * plug-ins/script-fu/scripts/image-structure.scm * plug-ins/script-fu/scripts/neon-logo.scm * plug-ins/script-fu/scripts/perspective-shadow.scm * plug-ins/script-fu/scripts/starburst-logo.scm * plug-ins/script-fu/scripts/starscape-logo.scm * plug-ins/script-fu/scripts/textured-logo.scm * plug-ins/script-fu/scripts/title-header.scm * plug-ins/script-fu/scripts/waves-anim.scm * plug-ins/xjt/xjt.c: changed accordingly.
118 lines
4.2 KiB
Scheme
118 lines
4.2 KiB
Scheme
; The GIMP -- an image manipulation program
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; Copyright (C) 1995 Spencer Kimball and Peter Mattis
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;
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; This program is free software; you can redistribute it and/or modify
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; it under the terms of the GNU General Public License as published by
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; the Free Software Foundation; either version 2 of the License, or
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; (at your option) any later version.
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;
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; This program is distributed in the hope that it will be useful,
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; but WITHOUT ANY WARRANTY; without even the implied warranty of
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; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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; GNU General Public License for more details.
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;
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; You should have received a copy of the GNU General Public License
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; along with this program; if not, write to the Free Software
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; Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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;
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; chalk.scm version 0.11 10/10/97
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;
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; Copyright (C) 1997 Manish Singh <msingh@uclink4.berkeley.edu>
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;
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; Makes a logo with a chalk-like text effect.
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(define (apply-chalk-logo-effect img
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logo-layer
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bg-color)
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(let* ((width (car (gimp-drawable-width logo-layer)))
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(height (car (gimp-drawable-height logo-layer)))
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(bg-layer (car (gimp-layer-new img
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width height RGB-IMAGE
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"Background" 100 NORMAL-MODE))))
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(gimp-context-push)
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(gimp-selection-none img)
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(script-fu-util-image-resize-from-layer img logo-layer)
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(gimp-image-add-layer img bg-layer 1)
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(gimp-context-set-background bg-color)
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(gimp-edit-fill bg-layer BACKGROUND-FILL)
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; the actual effect
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(gimp-layer-set-lock-alpha logo-layer FALSE)
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(plug-in-gauss-rle 1 img logo-layer 2.0 1 1)
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(plug-in-spread 1 img logo-layer 5.0 5.0)
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(plug-in-ripple 1 img logo-layer 27 2 0 0 0 TRUE TRUE)
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(plug-in-ripple 1 img logo-layer 27 2 1 0 0 TRUE TRUE)
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(plug-in-sobel 1 img logo-layer TRUE TRUE TRUE)
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(gimp-levels logo-layer 0 0 120 3.5 0 255)
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; work-around for sobel edge detect screw-up (why does this happen?)
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; the top line of the image has some garbage instead of the bgcolor
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(gimp-rect-select img 0 0 width 1 CHANNEL-OP-ADD FALSE 0)
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(gimp-edit-clear logo-layer)
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(gimp-selection-none img)
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(gimp-context-pop)))
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(define (script-fu-chalk-logo-alpha img
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logo-layer
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bg-color)
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(begin
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(gimp-image-undo-group-start img)
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(apply-chalk-logo-effect img logo-layer bg-color)
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(gimp-image-undo-group-end img)
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(gimp-displays-flush)))
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(script-fu-register "script-fu-chalk-logo-alpha"
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_"_Chalk..."
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"Chalk scribbled logos"
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"Manish Singh <msingh@uclink4.berkeley.edu>"
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"Manish Singh"
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"October 1997"
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"RGBA"
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SF-IMAGE "Image" 0
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SF-DRAWABLE "Drawable" 0
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SF-COLOR _"Background color" '(0 0 0))
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(script-fu-menu-register "script-fu-chalk-logo-alpha"
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"<Image>/Filters/Alpha to Logo")
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(define (script-fu-chalk-logo text
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size
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font
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bg-color
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chalk-color)
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(let* ((img (car (gimp-image-new 256 256 RGB)))
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(border (/ size 4))
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(text-layer (car (gimp-text-fontname img -1 0 0 text border TRUE size PIXELS font))))
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(gimp-context-push)
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(gimp-image-undo-disable img)
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(gimp-context-set-foreground chalk-color)
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(gimp-layer-set-lock-alpha text-layer TRUE)
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(gimp-edit-fill text-layer FOREGROUND-FILL)
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(apply-chalk-logo-effect img text-layer bg-color)
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(gimp-image-undo-enable img)
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(gimp-display-new img)
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(gimp-context-pop)))
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(script-fu-register "script-fu-chalk-logo"
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_"_Chalk..."
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"Chalk scribbled logos"
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"Manish Singh <msingh@uclink4.berkeley.edu>"
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"Manish Singh"
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"October 1997"
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""
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SF-STRING _"Text" "CHALK"
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SF-ADJUSTMENT _"Font size (pixels)" '(150 2 1000 1 10 0 1)
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SF-FONT _"Font" "Cooper"
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SF-COLOR _"Background color" '(0 0 0)
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SF-COLOR _"Chalk color" '(255 255 255))
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(script-fu-menu-register "script-fu-chalk-logo"
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"<Toolbox>/Xtns/Script-Fu/Logos")
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