;;; i26-gunya2.scm -*-scheme-*-
;;; Time-stamp: <1997/05/11 18:46:26 narazaki@InetQ.or.jp>
;;; Author: Shuji Narazaki (narazaki@InetQ.or.jp)
; ************************************************************************
; Changed on Feb 4, 1999 by Piet van Oostrum <piet@cs.uu.nl>
; For use with GIMP 1.1.
; All calls to gimp-text-* have been converted to use the *-fontname form.
; The corresponding parameters have been replaced by an SF-FONT parameter.
; ************************************************************************

;;; Comment:
;;;  This is the first font decoration of Imigre-26 (i26)
;;; Code:

(define (script-fu-i26-gunya2 text text-color frame-color font font-size frame-size)
  (let* (
        (img (car (gimp-image-new 256 256 RGB)))
        (border (/ font-size 10))
        (text-layer (car (gimp-text-fontname img -1 0 0 text (* border 2)
                                             TRUE font-size PIXELS font)))
        (width (car (gimp-drawable-width text-layer)))
        (height (car (gimp-drawable-height text-layer)))
        (dist-text-layer (car (gimp-layer-new img width height RGBA-IMAGE
                                              "Distorted text" 100 NORMAL-MODE)))
        (dist-frame-layer (car (gimp-layer-new img width height RGBA-IMAGE
                                               "Distorted text" 100 NORMAL-MODE)))
        (distortion-img (car (gimp-image-new width height GRAY)))
        (distortion-layer (car (gimp-layer-new distortion-img width height
                                               GRAY-IMAGE "temp" 100 NORMAL-MODE)))
        (radius (/ font-size 10))
        (prob 0.5)
        )

    (gimp-context-push)

    (gimp-image-undo-disable img)
    (gimp-image-undo-disable distortion-img)
    (gimp-image-resize img width height 0 0)
    (gimp-image-add-layer img dist-text-layer -1)
    (gimp-image-add-layer img dist-frame-layer -1)
    (gimp-image-add-layer distortion-img distortion-layer -1)
    (gimp-selection-none img)
    (gimp-edit-clear dist-text-layer)
    (gimp-edit-clear dist-frame-layer)
    ;; get the text shape
    (gimp-selection-layer-alpha text-layer)
    ;; fill it with the specified color
    (gimp-context-set-foreground text-color)
    (gimp-edit-fill dist-text-layer FOREGROUND-FILL)
    ;; get the border shape
    (gimp-selection-border img frame-size)
    (gimp-context-set-background frame-color)
    (gimp-edit-fill dist-frame-layer BACKGROUND-FILL)
    (gimp-selection-none img)
    ;; now make the distortion data
    (gimp-context-set-background '(255 255 255))
    (gimp-edit-fill distortion-layer BACKGROUND-FILL)
    (plug-in-noisify 1 distortion-img distortion-layer FALSE prob prob prob 0.0)
    (plug-in-gauss-rle 1 distortion-img distortion-layer radius 1 1)
    (plug-in-c-astretch 1 distortion-img distortion-layer)
    (plug-in-gauss-rle 1 distortion-img distortion-layer radius 1 1)
    ;; OK, apply it to dist-text-layer
    (plug-in-displace 1 img dist-text-layer radius radius 1 1
                      distortion-layer distortion-layer 0)
    ;; make the distortion data once again fro the frame
    (gimp-edit-fill distortion-layer BACKGROUND-FILL)
    (plug-in-noisify 1 distortion-img distortion-layer FALSE prob prob prob 0.0)
    (plug-in-gauss-rle 1 distortion-img distortion-layer radius 1 1)
    (plug-in-c-astretch 1 distortion-img distortion-layer)
    (plug-in-gauss-rle 1 distortion-img distortion-layer radius 1 1)
    ;; then, apply it to dist-frame-layer
    (plug-in-displace 1 img dist-frame-layer radius radius 1 1
                      distortion-layer distortion-layer 0)
    ;; Finally, clear the bottom layer (text-layer)
    (gimp-selection-all img)
    (gimp-context-set-background '(255 255 255))
    (gimp-edit-fill text-layer BACKGROUND-FILL)
    ;; post processing
    (gimp-image-set-active-layer img dist-text-layer)
    (gimp-selection-none img)
    (gimp-image-undo-enable img)
    (gimp-image-delete distortion-img)
    (gimp-display-new img)

    (gimp-context-pop)
  )
)


(script-fu-register "script-fu-i26-gunya2"
  _"Imigre-_26..."
  _"Create a logo in a two-color, scribbled text style"
  "Shuji Narazaki"
  "Shuji Narazaki"
  "1997"
  ""
  SF-STRING     _"Text"               "GIMP"
  SF-COLOR      _"Text color"         "red"
  SF-COLOR      _"Frame color"        '(0 34 255)
  SF-FONT       _"Font"               "Becker"
  SF-ADJUSTMENT _"Font size (pixels)" '(100 2 1000 1 10 0 1)
  SF-ADJUSTMENT _"Frame size"         '(2 1 20 1 5 0 1)
)

(script-fu-menu-register "script-fu-i26-gunya2"
                         "<Toolbox>/Xtns/Logos")