mirror of https://github.com/GNOME/gimp.git
131 lines
5.4 KiB
Python
131 lines
5.4 KiB
Python
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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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 3 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, see <https://www.gnu.org/licenses/>.
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import gi
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gi.require_version('Gimp', '3.0')
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from gi.repository import Gimp
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gi.require_version('GimpUi', '3.0')
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from gi.repository import GimpUi
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from gi.repository import GObject
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from gi.repository import GLib
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from gi.repository import Gio
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import sys
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def N_(message): return message
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def _(message): return GLib.dgettext(None, message)
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help_doc = r"""
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Offset the colors in the palette.
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Offsets and returns the given palette when it is editable,
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otherwise copies the given palette and returns it.
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"""
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class PaletteOffset (Gimp.PlugIn):
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## GimpPlugIn virtual methods ##
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def do_set_i18n(self, procname):
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return True, 'gimp30-python', None
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def do_query_procedures(self):
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return [ "python-fu-palette-offset" ]
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def do_create_procedure(self, name):
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procedure = Gimp.Procedure.new(self, name,
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Gimp.PDBProcType.PLUGIN,
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self.run, None)
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if name == 'python-fu-palette-offset':
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procedure.set_menu_label(_("_Offset Palette..."))
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procedure.set_documentation(_("Offset the colors in a palette"),
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help_doc,
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"")
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procedure.set_attribution("Joao S. O. Bueno Calligaris, Carol Spears",
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"(c) Joao S. O. Bueno Calligaris",
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"2004, 2006")
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procedure.add_enum_argument ("run-mode", _("Run mode"),
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_("The run mode"), Gimp.RunMode,
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Gimp.RunMode.NONINTERACTIVE,
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GObject.ParamFlags.READWRITE)
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procedure.add_palette_argument ("palette", _("_Palette"),
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_("Palette"), True,
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None, True, # Default to context.
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GObject.ParamFlags.READWRITE)
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procedure.add_int_argument ("amount", _("O_ffset"), _("Offset"),
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1, GLib.MAXINT, 1, GObject.ParamFlags.READWRITE)
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procedure.add_palette_return_value ("new-palette", _("The edited palette"),
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_("The newly created palette when read-only, otherwise the input palette"),
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GObject.ParamFlags.READWRITE)
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procedure.add_menu_path ('<Palettes>/Palettes Menu')
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else:
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procedure = None
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return procedure
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def run(self, procedure, config, data):
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runmode = config.get_property("run-mode")
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palette = config.get_property("palette")
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amount = config.get_property("amount")
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if palette is None:
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palette = Gimp.context_get_palette()
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config.set_property("palette", palette)
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if not palette.is_valid():
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error = f'Invalid palette ID: {palette.get_id()}'
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return procedure.new_return_values(Gimp.PDBStatusType.CALLING_ERROR,
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GLib.Error(error))
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if runmode == Gimp.RunMode.INTERACTIVE:
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gi.require_version('Gtk', '3.0')
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from gi.repository import Gtk
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GimpUi.init ("palette-offset.py")
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dialog = GimpUi.ProcedureDialog(procedure=procedure, config=config)
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dialog.fill(["palette", "amount"])
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if not dialog.run():
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dialog.destroy()
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return procedure.new_return_values(Gimp.PDBStatusType.CANCEL, GLib.Error())
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else:
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dialog.destroy()
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amount = config.get_property("amount")
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palette = config.get_property("palette")
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#If palette is read only, work on a copy:
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editable = palette.is_editable()
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if not editable:
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palette = palette.duplicate()
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num_colors = palette.get_color_count()
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tmp_entry_array = []
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for i in range (num_colors):
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tmp_entry_array.append ((palette.entry_get_name(i)[1],
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palette.entry_get_color(i)))
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for i in range (num_colors):
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target_index = i + amount
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if target_index >= num_colors:
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target_index -= num_colors
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elif target_index < 0:
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target_index += num_colors
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palette.entry_set_name(target_index, tmp_entry_array[i][0])
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palette.entry_set_color(target_index, tmp_entry_array[i][1])
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retval = procedure.new_return_values(Gimp.PDBStatusType.SUCCESS, GLib.Error())
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value = GObject.Value(Gimp.Palette, palette)
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retval.remove(1)
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retval.insert(1, value)
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return retval
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Gimp.main(PaletteOffset.__gtype__, sys.argv)
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