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#!/usr/bin/env python3
# Copyright (C) 1997 James Henstridge <james@daa.com.au>
#
# 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 <https://www.gnu.org/licenses/>.
import gi
gi.require_version('Gimp', '3.0')
from gi.repository import Gimp
gi.require_version('Gegl', '0.4')
from gi.repository import Gegl
from gi.repository import GObject
from gi.repository import GLib
from gi.repository import Gio
import time
import sys
def N_(message): return message
def _(message): return GLib.dgettext(None, message)
def foggify(procedure, run_mode, image, drawables, config, data):
if run_mode == Gimp.RunMode.INTERACTIVE:
gi.require_version('GimpUi', '3.0')
from gi.repository import GimpUi
GimpUi.init('python-fu-foggify')
dialog = GimpUi.ProcedureDialog(procedure=procedure, config=config)
dialog.fill(None)
if not dialog.run():
dialog.destroy()
return procedure.new_return_values(Gimp.PDBStatusType.CANCEL, GLib.Error())
else:
dialog.destroy()
color = config.get_property('color')
name = config.get_property('name')
turbulence = config.get_property('turbulence')
opacity = config.get_property('opacity')
Gimp.context_push()
image.undo_group_start()
if image.get_base_type() is Gimp.ImageBaseType.RGB:
type = Gimp.ImageType.RGBA_IMAGE
else:
type = Gimp.ImageType.GRAYA_IMAGE
for drawable in drawables:
fog = Gimp.Layer.new(image, name,
drawable.get_width(), drawable.get_height(),
type, opacity,
Gimp.LayerMode.NORMAL)
fog.fill(Gimp.FillType.TRANSPARENT)
image.insert_layer(fog, drawable.get_parent(),
image.get_item_position(drawable))
Gimp.context_set_background(color)
fog.edit_fill(Gimp.FillType.BACKGROUND)
# create a layer mask for the new layer
mask = fog.create_mask(0)
fog.add_mask(mask)
# add some clouds to the layer
_, x, y, width, height = mask.mask_intersect()
if not Gimp.Selection.is_empty(image):
x = 0
y = 0
plasma_filter = Gimp.DrawableFilter.new(mask, "gegl:plasma", "")
plasma_filter_config = plasma_filter.get_config()
plasma_filter_config.set_property("seed", int(time.time()))
plasma_filter_config.set_property("turbulence", turbulence)
plasma_filter_config.set_property("x", x)
plasma_filter_config.set_property("y", y)
plasma_filter_config.set_property("width", width)
plasma_filter_config.set_property("height", height)
mask.merge_filter (plasma_filter)
# apply the clouds to the layer
fog.remove_mask(Gimp.MaskApplyMode.APPLY)
fog.set_visible(True)
Gimp.displays_flush()
image.undo_group_end()
Gimp.context_pop()
return procedure.new_return_values(Gimp.PDBStatusType.SUCCESS, GLib.Error())
class Foggify (Gimp.PlugIn):
## GimpPlugIn virtual methods ##
def do_set_i18n(self, procname):
return True, 'gimp30-python', None
def do_query_procedures(self):
return [ 'python-fu-foggify' ]
def do_create_procedure(self, name):
Gegl.init(None)
_color = Gegl.Color.new("black")
_color.set_rgba(0.871, 0.457, 0.061, 1.0)
procedure = Gimp.ImageProcedure.new(self, name,
Gimp.PDBProcType.PLUGIN,
foggify, None)
procedure.set_image_types("RGB*, GRAY*");
procedure.set_sensitivity_mask (Gimp.ProcedureSensitivityMask.DRAWABLE |
Gimp.ProcedureSensitivityMask.DRAWABLES)
procedure.set_documentation (_("Add a layer of fog"),
_("Adds a layer of fog to the image."),
name)
procedure.set_menu_label(_("_Fog..."))
procedure.set_attribution("James Henstridge",
"James Henstridge",
"1999,2007")
procedure.add_menu_path ("<Image>/Filters/Decor")
procedure.add_string_argument ("name", _("Layer _name"), _("Layer name"),
_("Clouds"), GObject.ParamFlags.READWRITE)
procedure.add_color_argument ("color", _("_Fog color"), _("Fog color"),
True, _color, GObject.ParamFlags.READWRITE)
procedure.add_double_argument ("turbulence", _("_Turbulence"), _("Turbulence"),
0.0, 7.0, 1.0, GObject.ParamFlags.READWRITE)
procedure.add_double_argument ("opacity", _("O_pacity"), _("Opacity"),
0.0, 100.0, 100.0, GObject.ParamFlags.READWRITE)
return procedure
Gimp.main(Foggify.__gtype__, sys.argv)
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