mirror of https://github.com/GNOME/gimp.git
241 lines
6.5 KiB
Scheme
241 lines
6.5 KiB
Scheme
; Chris Gutteridge / ECS Dept. University of Southampton, England
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; "ASCII 2 Image" script for the Gimp.
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;
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; 8th April 1998
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;
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; Takes a filename of an ASCII file and converts it to a gimp image.
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; Does sensible things to preserve indents (gimp-text strips them)
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;
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; cjg@ecs.soton.ac.uk
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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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; Define the function:
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(define (script-fu-asc-2-img inFile
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inFont
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inFontSize
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inTextColor
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inTrans
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inBackColor
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inBufferAmount)
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(set! old-bg (car (gimp-palette-get-background)))
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(set! theImage (car (gimp-image-new 10 10 RGB) ) )
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(set! theLayer (car (gimp-layer-new theImage
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10
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10
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RGBA_IMAGE
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"layer 1"
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100
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NORMAL) ) )
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(gimp-palette-set-background inBackColor)
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(gimp-layer-set-name theLayer "Background")
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(gimp-image-add-layer theImage theLayer 0)
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(script-fu-asc-2-img-layer theImage theLayer inFile inFont inFontSize
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inTextColor inBufferAmount)
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(set! theBuffer (* inFontSize (/ inBufferAmount 100) ) )
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(set! theImageWidth (+ theImageWidth theBuffer theBuffer ))
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(set! theImageHeight (+ theImageHeight theBuffer theBuffer ))
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(gimp-image-resize theImage
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theImageWidth
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theImageHeight
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theBuffer
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theBuffer)
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(gimp-layer-resize theLayer
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theImageWidth
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theImageHeight
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theBuffer
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theBuffer)
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(gimp-selection-all theImage)
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(if (= inTrans TRUE)
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(gimp-edit-clear theLayer)
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(gimp-edit-fill theLayer BG-IMAGE-FILL)
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)
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(gimp-selection-none theImage)
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(gimp-palette-set-background old-bg)
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(gimp-display-new theImage)
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(gimp-image-clean-all theImage)
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(gimp-displays-flush)
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(cons theImage () )
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)
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(define (script-fu-asc-2-img-layer inImage
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inLayer
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inFile
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inFont
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inFontSize
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inTextColor)
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(set! old-fg (car (gimp-palette-get-foreground)))
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(set! theImage inImage)
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(set! theLayer inLayer)
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(set! theFile (fopen inFile))
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(set! otherLayers (cadr (gimp-image-get-layers theImage)))
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(set! nLayers (car (gimp-image-get-layers theImage)))
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(set! n nLayers)
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(gimp-palette-set-foreground inTextColor)
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(gimp-selection-none theImage)
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(set! theData ())
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(set! theIndentList ())
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(set! theChar "X")
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(while (not (equal? () theChar))
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(set! allspaces TRUE)
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(set! theIndent 0)
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(set! theLine "")
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(while (begin (set! theChar (fread 1 theFile))
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(and (not (equal? "\n" theChar))
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(not (equal? () theChar))
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)
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)
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(cond ( (equal? theChar "\t")
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(set! theChar " ")
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(if (= allspaces TRUE)
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(set! theIndent (+ theIndent 8))
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())
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)
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( (equal? theChar " ")
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(if (= allspaces TRUE)
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(set! theIndent (+ theIndent 1))
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())
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)
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(TRUE (set! allspaces FALSE))
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)
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(set! theLine (string-append theLine theChar))
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)
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(if (= allspaces TRUE)
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(set! theLine "")
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()
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)
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(if (and (equal? () theChar)
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(equal? "" theLine)
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)
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()
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(begin (set! theData (cons theLine theData))
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(set! theIndentList
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(cons theIndent theIndentList))
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)
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)
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)
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(set! theText (car (gimp-text-fontname theImage
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-1
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0
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0
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"X"
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0
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TRUE
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inFontSize
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PIXELS
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inFont)))
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(set! theCharWidth (car (gimp-drawable-width theText) ))
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(gimp-edit-cut theText)
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(set! theImageHeight 0)
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(set! theImageWidth 0)
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(cjg-add-text (reverse theData)
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(reverse theIndentList)
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inFont
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inFontSize)
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(set! n nLayers)
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(gimp-palette-set-foreground old-fg)
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(gimp-displays-flush)
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)
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(define (cjg-add-text inData inIndentList inFont inFontSize)
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(if (equal? () inData)
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()
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(let ((theLine (car inData)) (theIndent (car inIndentList)))
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(if (equal? "" theLine)
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()
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(begin
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(set! theText (car (gimp-text-fontname theImage
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-1
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0
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0
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(string-append
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" " theLine)
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0
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TRUE
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inFontSize
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PIXELS
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inFont)))
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(set! theLineHeight (car (gimp-drawable-height theText) ) )
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(gimp-layer-set-offsets theText
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(* theCharWidth theIndent)
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(+ theImageHeight
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(- inFontSize theLineHeight)))
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(set! theImageWidth (max
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(+ (car (gimp-drawable-width theText) )
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(* theCharWidth theIndent))
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theImageWidth ))
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(if (= (car (gimp-layer-is-floating-sel theText)) TRUE)
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(gimp-floating-sel-anchor theText)
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()
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)
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(gimp-layer-set-name theText theLine)
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)
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)
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(set! theImageHeight
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(+ theImageHeight inFontSize))
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(cjg-add-text (cdr inData) (cdr inIndentList) inFont inFontSize)))
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)
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; Register the function with the GIMP:
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(script-fu-register
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"script-fu-asc-2-img"
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_"<Toolbox>/Xtns/Script-Fu/Utils/ASCII to Image..."
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"Create a new image containing text from a simple text file"
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"Chris Gutteridge: cjg@ecs.soton.ac.uk"
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"8th April 1998"
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"Chris Gutteridge / ECS @ University of Southampton, England"
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""
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SF-FILENAME _"Filename" "afile"
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SF-FONT _"Font" "-*-Charter-*-r-*-*-24-*-*-*-p-*-*-*"
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SF-ADJUSTMENT _"Font Size (pixels)" '(45 2 1000 1 10 0 1)
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SF-COLOR _"Text Color" '(0 0 0)
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SF-TOGGLE _"Transparent Background" FALSE
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SF-COLOR _"Background Color" '(255 255 255)
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SF-ADJUSTMENT _"Buffer Amount (% Height of Text)" '(35 0 100 1 10 0 0)
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)
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(script-fu-register
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"script-fu-asc-2-img-layer"
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_"<Image>/Script-Fu/Utils/ASCII to Image Layer..."
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"Create a new layer of text from a simple text file"
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"Chris Gutteridge: cjg@ecs.soton.ac.uk"
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"30th April 1998"
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"Chris Gutteridge / ECS @ University of Southampton, England"
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"*"
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SF-IMAGE "Image" 0
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SF-DRAWABLE "Layer" 0
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SF-FILENAME _"Filename" "afile"
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SF-FONT _"Font" "-*-Charter-*-r-*-*-24-*-*-*-p-*-*-*"
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SF-ADJUSTMENT _"Font Size (pixels)" '(45 2 1000 1 10 0 1)
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SF-COLOR _"Text Color" '(0 0 0)
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)
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