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Diffstat (limited to 'plug-ins/pygimp/plug-ins/py-slice.py')
| -rwxr-xr-x | plug-ins/pygimp/plug-ins/py-slice.py | 457 |
1 files changed, 457 insertions, 0 deletions
diff --git a/plug-ins/pygimp/plug-ins/py-slice.py b/plug-ins/pygimp/plug-ins/py-slice.py new file mode 100755 index 0000000..90159aa --- /dev/null +++ b/plug-ins/pygimp/plug-ins/py-slice.py @@ -0,0 +1,457 @@ +#!/usr/bin/env python2 +# -*- coding: utf-8 -*- + +#Copyright (c) Manish Singh +#javascript animation support by Joao S. O. Bueno Calligaris (2004) + +# Gimp-Python - allows the writing of Gimp plugins in Python. +# Copyright (C) 2003, 2005 Manish Singh <yosh@gimp.org> +# +# 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/>. + +# (c) 2003 Manish Singh. +#"Guillotine implemented ala python, with html output +# (based on perlotine by Seth Burgess)", +# Modified by João S. O. Bueno Calligaris to allow dhtml animations (2005) + +import os + +from gimpfu import * +import os.path + +gettext.install("gimp20-python", gimp.locale_directory, unicode=True) + +def pyslice(image, drawable, save_path, html_filename, + image_basename, image_extension, separate, + image_path, cellspacing, animate, skip_caps): + + cellspacing = int (cellspacing) + + if animate: + count = 0 + drw = [] + #image.layers is a reversed list of the layers on the image + #so, count indexes from number of layers to 0. + for i in xrange (len (image.layers) -1, -1, -1): + if image.layers[i].visible: + drw.append(image.layers[i]) + count += 1 + if count == 3: + break + + + vert, horz = get_guides(image) + + if len(vert) == 0 and len(horz) == 0: + return + + gimp.progress_init(_("Slice")) + progress_increment = 1 / ((len(horz) + 1) * (len(vert) + 1)) + progress = 0.0 + + def check_path(path): + path = os.path.abspath(path) + + if not os.path.exists(path): + os.mkdir(path) + + return path + + save_path = check_path(save_path) + + if not os.path.isdir(save_path): + save_path = os.path.dirname(save_path) + + if separate: + image_relative_path = image_path + if not image_relative_path.endswith("/"): + image_relative_path += "/" + image_path = check_path(os.path.join(save_path, image_path)) + else: + image_relative_path = '' + image_path = save_path + + tw = TableWriter(os.path.join(save_path, html_filename), + cellspacing=cellspacing, animate=animate) + + top = 0 + + for i in range(0, len(horz) + 1): + if i == len(horz): + bottom = image.height + else: + bottom = image.get_guide_position(horz[i]) + + tw.row_start() + + left = 0 + + for j in range(0, len(vert) + 1): + if j == len(vert): + right = image.width + else: + right = image.get_guide_position(vert[j]) + if (skip_caps and + ( + (len(horz) >= 2 and (i == 0 or i == len(horz) )) or + (len(vert) >= 2 and (j == 0 or j == len(vert) )) + ) + ): + skip_stub = True + else: + skip_stub = False + + if (not animate or skip_stub): + src = (image_relative_path + + slice (image, None, image_path, + image_basename, image_extension, + left, right, top, bottom, i, j, "")) + else: + src = [] + for layer, postfix in zip (drw, ("", "hover", "clicked")): + src.append (image_relative_path + + slice(image, layer, image_path, + image_basename, image_extension, + left, right, top, bottom, i, j, postfix)) + + tw.cell(src, right - left, bottom - top, i, j, skip_stub) + + left = right + cellspacing + + progress += progress_increment + gimp.progress_update(progress) + + tw.row_end() + + top = bottom + cellspacing + + tw.close() + +def slice(image, drawable, image_path, image_basename, image_extension, + left, right, top, bottom, i, j, postfix): + if postfix: + postfix = "_" + postfix + src = "%s_%d_%d%s.%s" % (image_basename, i, j, postfix, image_extension) + filename = os.path.join(image_path, src) + + if not drawable: + temp_image = image.duplicate() + temp_drawable = temp_image.active_layer + else: + if image.base_type == INDEXED: + #gimp_layer_new_from_drawable doesn't work for indexed images. + #(no colormap on new images) + original_active = image.active_layer + image.active_layer = drawable + temp_image = image.duplicate() + temp_drawable = temp_image.active_layer + image.active_layer = original_active + temp_image.disable_undo() + #remove all layers but the intended one + while len (temp_image.layers) > 1: + if temp_image.layers[0] != temp_drawable: + pdb.gimp_image_remove_layer (temp_image, temp_image.layers[0]) + else: + pdb.gimp_image_remove_layer (temp_image, temp_image.layers[1]) + else: + temp_image = pdb.gimp_image_new (drawable.width, drawable.height, + image.base_type) + temp_drawable = pdb.gimp_layer_new_from_drawable (drawable, temp_image) + temp_image.insert_layer (temp_drawable) + + temp_image.disable_undo() + temp_image.crop(right - left, bottom - top, left, top) + if image_extension == "gif" and image.base_type == RGB: + pdb.gimp_image_convert_indexed (temp_image, CONVERT_DITHER_NONE, + CONVERT_PALETTE_GENERATE, 255, + True, False, False) + if image_extension == "jpg" and image.base_type == INDEXED: + pdb.gimp_image_convert_rgb (temp_image) + + pdb.gimp_file_save(temp_image, temp_drawable, filename, filename) + + gimp.delete(temp_image) + return src + +class GuideIter: + def __init__(self, image): + self.image = image + self.guide = 0 + + def __iter__(self): + return iter(self.next_guide, 0) + + def next_guide(self): + self.guide = self.image.find_next_guide(self.guide) + return self.guide + +def get_guides(image): + vguides = [] + hguides = [] + + for guide in GuideIter(image): + orientation = image.get_guide_orientation(guide) + + guide_position = image.get_guide_position(guide) + + if guide_position > 0: + if orientation == ORIENTATION_VERTICAL: + if guide_position < image.width: + vguides.append((guide_position, guide)) + elif orientation == ORIENTATION_HORIZONTAL: + if guide_position < image.height: + hguides.append((guide_position, guide)) + + def position_sort(x, y): + return cmp(x[0], y[0]) + + vguides.sort(position_sort) + hguides.sort(position_sort) + + vguides = [g[1] for g in vguides] + hguides = [g[1] for g in hguides] + + return vguides, hguides + +class TableWriter: + def __init__(self, filename, cellpadding=0, cellspacing=0, border=0, + animate=False): + + self.filename = filename + self.table_attrs = {} + + #Hellraisen IE 6 doesn't support CSS for table control. + self.table_attrs['cellpadding'] = cellpadding + self.table_attrs['cellspacing'] = cellspacing + self.table_attrs['border'] = border + + self.image_prefix = os.path.basename (filename) + self.image_prefix = self.image_prefix.split(".")[0] + self.image_prefix = self.image_prefix.replace ("-", "_") + self.image_prefix = self.image_prefix.replace (" ", "_") + + + if animate: + self.animate = True + self.images = [] + else: + self.animate = False + + if os.path.exists (filename): + #The plug-in is running to overwrite a previous + #version of the file. This will parse the href targets already + #in the file to preserve them. + self.urls = self.parse_urls () + else: + self.urls = [] + + self.url_index = 0 + + self.html = open(filename, 'wt') + self.open() + + def next_url (self): + if self.url_index < len (self.urls): + self.url_index += 1 + return self.urls [self.url_index - 1] + else: + #Default url to use in the anchor tags: + return ("#") + + def write(self, s, vals=None): + if vals: + s = s % vals + + self.html.write(s + '\n') + + def open(self): + out = '''<!--HTML SNIPPET GENERATED BY GIMP + +WARNING!! This is NOT a fully valid HTML document, it is rather a piece of +HTML generated by GIMP's py-slice plugin that should be embedded in an HTML +or XHTML document to be valid. + +Replace the href targets in the anchor (<a >) for your URLS to have it working +as a menu. + -->\n''' + out += '<table' + + for attr, value in self.table_attrs.iteritems(): + out += ' %s="%s"' % (attr, value) + + out += '>' + + self.write(out) + + def close(self): + self.write('</table>\n') + prefix = self.image_prefix + if self.animate: + out = """ +<script language="javascript" type="text/javascript"> +/* Made with GIMP */ + +/* Preload images: */ + images_%s = new Array(); + \n""" % prefix + for image in self.images: + for type_ in ("plain", "hover", "clicked"): + if image.has_key(type_): + image_index = ("%d_%d_%s" % + (image["index"][0], + image["index"][1], type_)) + out += (" images_%s[\"%s\"] = new Image();\n" % + (prefix, image_index)) + out += (" images_%s[\"%s\"].src = \"%s\";\n" % + (prefix, image_index, image[type_])) + + out+= """ +function exchange (image, images_array_name, event) + { + name = image.name; + images = eval (images_array_name); + + switch (event) + { + case 0: + image.src = images[name + "_plain"].src; + break; + case 1: + image.src = images[name + "_hover"].src; + break; + case 2: + image.src = images[name + "_clicked"].src; + break; + case 3: + image.src = images[name + "_hover"].src; + break; + } + + } +</script> +<!-- +End of the part generated by GIMP +--> +""" + self.write (out) + + + def row_start(self): + self.write(' <tr>') + + def row_end(self): + self.write('</tr>\n') + + def cell(self, src, width, height, row=0, col=0, skip_stub = False): + if isinstance (src, list): + prefix = "images_%s" % self.image_prefix + self.images.append ({"index" : (row, col), "plain" : src[0]}) + + out = (' <td><a href="%s"><img alt="" src="%s" ' + + 'style="width: %dpx; height: %dpx; border-width: 0px" \n') %\ + (self.next_url(), src[0], width, height) + out += 'name="%d_%d" \n' % (row, col) + if len(src) >= 2: + self.images[-1]["hover"] = src [1] + out += """ onmouseout="exchange(this, '%s', 0);"\n""" % \ + prefix + out += """ onmouseover="exchange(this, '%s', 1);"\n""" % \ + prefix + if len(src) >= 3: + self.images[-1]["clicked"] = src [2] + out += """ onmousedown="exchange(this, '%s', 2);"\n""" % \ + prefix + out += """ onmouseup="exchange(this, '%s', 3);"\n""" % \ + prefix + + + + out += "/></a></td>\n" + + else: + if skip_stub: + out = (' <td><img alt=" " src="%s" style="width: %dpx; ' + + ' height: %dpx; border-width: 0px;"></td>') % \ + (src, width, height) + else: + out = (' <td><a href="#"><img alt=" " src="%s" ' + + ' style="width: %dpx; height: %dpx; border-width: 0px;">' + + '</a></td>') % (src, width, height) + self.write(out) + def parse_urls (self): + """ + This will parse any url targets in the href="XX" fields + of the given file and return then as a list + """ + import re + url_list = [] + try: + html_file = open (self.filename) + + # Regular expression to pick everything up to the next + # doublequote character after finding the sequence 'href="'. + # The found sequences will be returned as a list by the + # "findall" method. + expr = re.compile (r"""href\=\"([^\"]*?)\"""") + url_list = expr.findall (html_file.read (2 ** 18)) + html_file.close() + + except: + # silently ignore any errors parsing this. The file being + # overwritten may not be a file created by py-slice. + pass + + return url_list + + +register( + "python-fu-slice", + # table snippet means a small piece of HTML code here + N_("Cuts an image along its guides, creates images and a HTML table snippet"), + """Add guides to an image. Then run this. It will cut along the guides, + and give you the html to reassemble the resulting images. If you + choose to generate javascript for onmouseover and clicked events, it + will use the lower three visible layers on the image for normal, + onmouseover and clicked states, in that order. If skip caps is + enabled, table cells on the edge of the table won't become animated, + and its images will be taken from the active layer.""", + "Manish Singh", + "Manish Singh", + "2003", + _("_Slice..."), + "*", + [ + (PF_IMAGE, "image", "Input image", None), + (PF_DRAWABLE, "drawable", "Input drawable", None), + (PF_DIRNAME, "save-path", _("Path for HTML export"), os.getcwd()), + (PF_STRING, "html-filename", _("Filename for export"), "slice.html"), + (PF_STRING, "image-basename", _("Image name prefix"), "slice"), + (PF_RADIO, "image-extension", _("Image format"), "gif", (("gif", "gif"), ("jpg", "jpg"), ("png", "png"))), + (PF_TOGGLE, "separate-image-dir", _("Separate image folder"), + False), + (PF_STRING, "relative-image-path", _("Folder for image export"), "images"), + (PF_SPINNER, "cellspacing", _("Space between table elements"), 0, + (0,15,1)), + (PF_TOGGLE, "animate", _("Javascript for onmouseover and clicked"), + False), + # table caps are table cells on the edge of the table + (PF_TOGGLE, "skip-caps", _("Skip animation for table caps"), True) + ], + [], + pyslice, + menu="<Image>/Filters/Web", + domain=("gimp20-python", gimp.locale_directory) + ) + +main() |