gimp/plug-ins/script-fu/scripts/basic2-logo.scm

128 lines
4.2 KiB
Scheme

; HIGHLIGHT-DROP-SHADOW-LOGO
; draw the specified text over a background with a drop shadow and a highlight
(define (apply-basic2-logo-effect img
logo-layer
bg-color
text-color)
(define (color-highlight color)
(let (
(r (car color))
(g (cadr color))
(b (caddr color))
)
(set! r (+ r (* (- 255 r) 0.75)))
(set! g (+ g (* (- 255 g) 0.75)))
(set! b (+ b (* (- 255 b) 0.75)))
(list r g b)
)
)
(let* (
(width (car (gimp-drawable-width logo-layer)))
(height (car (gimp-drawable-height logo-layer)))
(posx (- (car (gimp-drawable-offsets logo-layer))))
(posy (- (cadr (gimp-drawable-offsets logo-layer))))
(bg-layer (car (gimp-layer-new img width height RGB-IMAGE "Background" 100 NORMAL-MODE)))
(highlight-layer (car (gimp-layer-copy logo-layer TRUE)))
(shadow-layer (car (gimp-layer-new img width height RGBA-IMAGE "Shadow" 100 MULTIPLY-MODE)))
)
(gimp-context-push)
(gimp-selection-none img)
(script-fu-util-image-resize-from-layer img logo-layer)
(gimp-image-add-layer img bg-layer 1)
(gimp-image-add-layer img shadow-layer 1)
(gimp-image-add-layer img highlight-layer 1)
(gimp-context-set-foreground text-color)
(gimp-layer-set-lock-alpha logo-layer TRUE)
(gimp-edit-fill logo-layer FOREGROUND-FILL)
(gimp-edit-clear shadow-layer)
(gimp-context-set-foreground (color-highlight text-color))
(gimp-layer-set-lock-alpha highlight-layer TRUE)
(gimp-edit-fill highlight-layer FOREGROUND-FILL)
(gimp-context-set-background bg-color)
(gimp-drawable-fill bg-layer BACKGROUND-FILL)
(gimp-selection-layer-alpha logo-layer)
(gimp-context-set-background '(0 0 0))
(gimp-selection-feather img 7.5)
(gimp-edit-fill shadow-layer BACKGROUND-FILL)
(gimp-selection-none img)
(gimp-context-set-foreground '(255 255 255))
(gimp-edit-blend logo-layer FG-BG-RGB-MODE MULTIPLY-MODE
GRADIENT-RADIAL 100 20 REPEAT-NONE FALSE
FALSE 0 0 TRUE
0 0 width height)
(gimp-layer-translate shadow-layer 3 3)
(gimp-layer-translate highlight-layer (- posx 2) (- posy 2))
(gimp-drawable-set-name highlight-layer "Highlight")
(gimp-context-pop)
)
)
(define (script-fu-basic2-logo-alpha img
logo-layer
bg-color
text-color)
(gimp-image-undo-group-start img)
(apply-basic2-logo-effect img logo-layer bg-color text-color)
(gimp-image-undo-group-end img)
(gimp-displays-flush)
)
(script-fu-register "script-fu-basic2-logo-alpha"
_"B_asic II..."
_"Add a shadow and a highlight to the selected region (or alpha)"
"Spencer Kimball"
"Spencer Kimball"
"1996"
"RGBA"
SF-IMAGE "Image" 0
SF-DRAWABLE "Drawable" 0
SF-COLOR _"Background color" '(255 255 255)
SF-COLOR _"Text color" '(206 6 50)
)
(define (script-fu-basic2-logo text
size
font
bg-color
text-color)
(let* (
(img (car (gimp-image-new 256 256 RGB)))
(text-layer (car (gimp-text-fontname img -1 0 0 text 10 TRUE size PIXELS font)))
)
(gimp-image-undo-disable img)
(apply-basic2-logo-effect img text-layer bg-color text-color)
(gimp-image-undo-enable img)
(gimp-display-new img)
)
)
(script-fu-menu-register "script-fu-basic2-logo-alpha"
"<Image>/Filters/Alpha to Logo")
(script-fu-register "script-fu-basic2-logo"
_"B_asic II..."
_"Create a simple logo with a shadow and a highlight"
"Spencer Kimball"
"Spencer Kimball"
"1996"
""
SF-STRING _"Text" "TINY-FU"
SF-ADJUSTMENT _"Font size (pixels)" '(150 2 1000 1 10 0 1)
SF-FONT _"Font" "Sans Bold"
SF-COLOR _"Background color" '(255 255 255)
SF-COLOR _"Text color" '(206 6 50)
)
(script-fu-menu-register "script-fu-basic2-logo"
"<Toolbox>/Xtns/Logos")