; GIMP - The GNU 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 3 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, see <http://www.gnu.org/licenses/>.
;
;  Gradient Bevel v0.1  04/08/98
;  by Brian McFee <keebler@wco.com>
;  Create cool glossy bevelly text

(define (apply-gradient-bevel-logo-effect img
                                          logo-layer
                                          b-size
                                          bevel-height
                                          bevel-width
                                          bg-color)
  (let* (
        (width (car (gimp-drawable-width logo-layer)))
        (height (car (gimp-drawable-height logo-layer)))
        (indentX (+ b-size 12))
        (indentY (+ b-size (/ height 8)))
        (bg-layer (car (gimp-layer-new img width height RGBA-IMAGE "Background" 100 NORMAL-MODE)))
        (blur-layer (car (gimp-layer-new img width height RGBA-IMAGE "Blur" 100 NORMAL-MODE)))
        )

    (gimp-context-push)
    (gimp-context-set-defaults)

    (script-fu-util-image-resize-from-layer img logo-layer)
    (script-fu-util-image-add-layers img blur-layer bg-layer)

    (gimp-selection-all img)
    (gimp-context-set-background bg-color)
    (gimp-edit-fill bg-layer BACKGROUND-FILL)
    (gimp-selection-none img)

    (gimp-layer-set-lock-alpha blur-layer TRUE)
    (gimp-context-set-background '(255 255 255))
    (gimp-selection-all img)
    (gimp-edit-fill blur-layer BACKGROUND-FILL)
    (gimp-edit-clear blur-layer)
    (gimp-selection-none img)
    (gimp-layer-set-lock-alpha blur-layer FALSE)
    (gimp-image-select-item img CHANNEL-OP-REPLACE logo-layer)
    (gimp-edit-fill blur-layer BACKGROUND-FILL)
    (plug-in-gauss-rle RUN-NONINTERACTIVE img blur-layer bevel-width 1 1)
    (gimp-selection-none img)
    (gimp-context-set-background '(127 127 127))
    (gimp-context-set-foreground '(255 255 255))
    (gimp-layer-set-lock-alpha logo-layer TRUE)
    (gimp-selection-all img)

    (gimp-edit-blend logo-layer FG-BG-RGB-MODE NORMAL-MODE
                     GRADIENT-RADIAL 95 0 REPEAT-NONE FALSE
                     FALSE 0 0 TRUE
                     indentX indentY indentX (- height indentY))

    (gimp-selection-none img)
    (gimp-layer-set-lock-alpha logo-layer FALSE)
    (plug-in-bump-map RUN-NONINTERACTIVE img logo-layer blur-layer 115 bevel-height 5 0 0 0 0.15 TRUE FALSE 0)
    (gimp-layer-set-offsets blur-layer 5 5)
    (gimp-invert blur-layer)
    (gimp-layer-set-opacity blur-layer 50.0)
    (gimp-image-set-active-layer img logo-layer)

    (gimp-context-pop)
  )
)

(define (script-fu-gradient-bevel-logo-alpha img
                                             logo-layer
                                             b-size
                                             bevel-height
                                             bevel-width
                                             bg-color)
  (gimp-image-undo-group-start img)
  (apply-gradient-bevel-logo-effect img logo-layer b-size
                                    bevel-height bevel-width bg-color)
  (gimp-image-undo-group-end img)
  (gimp-displays-flush)
)

(script-fu-register "script-fu-gradient-bevel-logo-alpha"
  _"Gradient Beve_l..."
  _"Add a shiny look and bevel effect to the selected region (or alpha)"
  "Brian McFee <keebler@wco.com>"
  "Brian McFee"
  "April 1998"
  "RGBA"
  SF-IMAGE      "Image"                     0
  SF-DRAWABLE   "Drawable"                  0
  SF-ADJUSTMENT _"Border size (pixels)"     '(22 1 300 1 10 0 1)
  SF-ADJUSTMENT _"Bevel height (sharpness)" '(40 1 250 1 10 0 1)
  SF-ADJUSTMENT _"Bevel width"              '(2.5 1 200 1 10 1 1)
  SF-COLOR      _"Background color"         "white"
)

(script-fu-menu-register "script-fu-gradient-bevel-logo-alpha"
                         "<Image>/Filters/Alpha to Logo")


(define (script-fu-gradient-bevel-logo text
                                       size
                                       font
                                       bevel-height
                                       bevel-width
                                       bg-color)
  (let* (
        (img (car (gimp-image-new 256 256 RGB)))
        (border (/ size 4))
        (text-layer (car (gimp-text-fontname img -1 0 0 text
                                             border TRUE size PIXELS font)))
        )
    (gimp-image-undo-disable img)
    (apply-gradient-bevel-logo-effect img text-layer border
                                      bevel-height bevel-width bg-color)
    (gimp-image-undo-enable img)
    (gimp-display-new img)
  )
)

(script-fu-register "script-fu-gradient-bevel-logo"
  _"Gradient Beve_l..."
  _"Create a logo with a shiny look and beveled edges"
  "Brian McFee <keebler@wco.com>"
  "Brian McFee"
  "April 1998"
  ""
  SF-STRING     _"Text"                     "Moo"
  SF-ADJUSTMENT _"Font size (pixels)"       '(90 2 1000 1 10 0 1)
  SF-FONT       _"Font"                     "Sans Bold"
  SF-ADJUSTMENT _"Bevel height (sharpness)" '(40 1 250 1 10 0 1)
  SF-ADJUSTMENT _"Bevel width"              '(2.5 1 200 1 10 1 1)
  SF-COLOR      _"Background color"         "white"
)

(script-fu-menu-register "script-fu-gradient-bevel-logo"
                         "<Image>/File/Create/Logos")
