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Diffstat (limited to 'plug-ins/pygimp/plug-ins/gradients-save-as-css.py')
| -rwxr-xr-x | plug-ins/pygimp/plug-ins/gradients-save-as-css.py | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/plug-ins/pygimp/plug-ins/gradients-save-as-css.py b/plug-ins/pygimp/plug-ins/gradients-save-as-css.py new file mode 100755 index 0000000..44179e4 --- /dev/null +++ b/plug-ins/pygimp/plug-ins/gradients-save-as-css.py @@ -0,0 +1,104 @@ +#! /usr/bin/env python +# -*- coding: utf-8 -*- + +# Allows saving (TODO: and loading) CSS gradient files +# Copyright (C) 2011 João S. O. Bueno <gwidion@gmail.com> +# +# 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/>. + + +# Currently this exports all color segments as RGB linear centered segments. +# TODO: Respect gradient alpha, off-center segments, different blending +# functions and HSV colors + +from gimpfu import * + +gettext.install("gimp20-python", gimp.locale_directory, unicode=True) + +w3c_template = """background-image: linear-gradient(top, %s);\n""" +moz_template = """background-image: -moz-linear-gradient(center top, %s);\n""" +webkit_template = """background-image: -webkit-gradient(linear, """ \ + """left top, left bottom, %s);\n""" + +color_to_html = lambda c: "rgb(%d,%d,%d)" % tuple(c)[:3] + +def format_text(text): + counter = 0 + new_text = [] + for token in text.split(","): + if counter + len(token) > 77: + token = "\n " + token + counter = 4 + new_text.append(token) + if "\n" in token: + counter = len(token.rsplit("\n")[-1]) + 1 + else: + counter += len(token) + 1 + + return ",".join(new_text) + +def gradient_css_save(gradient, file_name): + stops = [] + wk_stops = [] + n_segments = pdb.gimp_gradient_get_number_of_segments(gradient) + last_stop = None + for index in xrange(n_segments): + lcolor, lopacity = pdb.gimp_gradient_segment_get_left_color( + gradient, + index) + rcolor, ropacity = pdb.gimp_gradient_segment_get_right_color( + gradient, + index) + lpos = pdb.gimp_gradient_segment_get_left_pos(gradient, index) + rpos = pdb.gimp_gradient_segment_get_right_pos(gradient, index) + + lstop = color_to_html(lcolor) + " %d%%" % int(100 * lpos) + wk_lstop = "color-stop(%.03f, %s)" %(lpos, color_to_html(lcolor)) + if lstop != last_stop: + stops.append(lstop) + wk_stops.append(wk_lstop) + + rstop = color_to_html(rcolor) + " %d%%" % int(100 * rpos) + wk_rstop = "color-stop(%.03f, %s)" %(rpos, color_to_html(rcolor)) + + stops.append(rstop) + wk_stops.append(wk_rstop) + last_stop = rstop + + final_text = w3c_template % ", ".join(stops) + final_text += moz_template % ",".join(stops) + final_text += webkit_template % ",".join(wk_stops) + + with open(file_name, "wt") as file_: + file_.write(format_text(final_text)) + +register( + "gradient-save-as-css", + "Creates a new palette from a given gradient", + "palette_from_gradient (gradient, number, segment_colors) -> None", + "Joao S. O. Bueno", + "(c) GPL V3.0 or later", + "2011", + "Save as CSS...", + "", + [ + (PF_GRADIENT, "gradient", N_("Gradient to use"),""), + (PF_FILENAME, "file_name", N_("File Name"), ""), + ], + [], + gradient_css_save, + menu="<Gradients>", + domain=("gimp20-python", gimp.locale_directory) + ) +main()
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