mirror of
https://gitlab.gnome.org/GNOME/gimp.git
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112 lines
4.2 KiB
Python
112 lines
4.2 KiB
Python
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#!/usr/bin/python3
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#
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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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import sys
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import gettext
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_ = gettext.gettext
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def N_(message): return message
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def make_gradient(palette, num_segments, num_colors):
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gradient = Gimp.gradient_new(palette)
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if (num_segments > 1):
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Gimp.gradient_segment_range_split_uniform(gradient, 0, -1,
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num_segments)
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for color_number in range(0,num_segments):
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if color_number == num_colors - 1:
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color_number_next = 0
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else:
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color_number_next = color_number + 1
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_, color_left = Gimp.palette_entry_get_color(palette, color_number)
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_, color_right = Gimp.palette_entry_get_color(palette, color_number_next)
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Gimp.gradient_segment_set_left_color(gradient,
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color_number, color_left,
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100.0)
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Gimp.gradient_segment_set_right_color(gradient,
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color_number, color_right,
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100.0)
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Gimp.context_set_gradient(gradient)
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retval = [Gimp.param_from_status (Gimp.PDBStatusType.SUCCESS),
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Gimp.param_from_string(gradient)]
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return len(retval), retval
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def palette_to_gradient_repeating(palette):
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(_, num_colors) = Gimp.palette_get_info(palette)
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num_segments = num_colors
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return make_gradient(palette, num_segments, num_colors)
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def palette_to_gradient(palette):
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(_, num_colors) = Gimp.palette_get_info(palette)
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num_segments = num_colors - 1
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return make_gradient(palette, num_segments, num_colors)
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def run(name, n_params, params):
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# run_mode = params[0].get_int32()
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if name == 'python-fu-palette-to-gradient-repeating':
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return palette_to_gradient_repeating(Gimp.context_get_palette())
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else:
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return palette_to_gradient(Gimp.context_get_palette())
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def query():
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param = Gimp.ParamDef()
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param.type = Gimp.PDBArgType.INT32
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param.name = "run-mode"
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param.description = _("Run mode")
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retval = Gimp.ParamDef()
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retval.type = Gimp.PDBArgType.STRING
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retval.name = "new-gradient"
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retval.description = _("Result")
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Gimp.install_procedure(
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"python-fu-palette-to-gradient-repeating",
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N_("Create a repeating gradient using colors from the palette"),
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"Create a new repeating gradient using colors from the palette.",
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"Carol Spears, reproduced from previous work by Adrian Likins and Jeff Trefftz",
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"Carol Spears",
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"2006",
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N_("Palette to _Repeating Gradient"),
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"",
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Gimp.PDBProcType.PLUGIN,
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[ param ],
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[ retval ])
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Gimp.plugin_menu_register("python-fu-palette-to-gradient-repeating", "<Palettes>")
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Gimp.install_procedure(
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"python-fu-palette-to-gradient",
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N_("Create a gradient using colors from the palette"),
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"Create a new gradient using colors from the palette.",
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"Carol Spears, reproduced from previous work by Adrian Likins and Jeff Trefftz",
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"Carol Spears",
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"2006",
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N_("Palette to _Gradient"),
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"",
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Gimp.PDBProcType.PLUGIN,
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[ param ],
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[ retval ])
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Gimp.plugin_menu_register("python-fu-palette-to-gradient", "<Palettes>")
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#Gimp.plugin_domain_register("gimp20-python", Gimp.locale_directory())
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#gettext.install("gimp20-python", localedir=Gimp.locale_directory(), codeset='utf-8')
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info = Gimp.PlugInInfo ()
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info.set_callbacks (None, None, query, run)
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Gimp.main_legacy (info, sys.argv)
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