2 * Copyright (C) 20018 - The Geeqie Team
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License along
17 * with this program; if not, write to the Free Software Foundation, Inc.,
18 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
21 #include "image-load-collection.h"
27 #include <gdk-pixbuf/gdk-pixbuf.h>
28 #include <glib-object.h>
33 #include "image-load.h"
36 #include "ui-fileops.h"
41 struct ImageLoaderCOLLECTION {
42 ImageLoaderBackendCbAreaUpdated area_updated_cb;
43 ImageLoaderBackendCbSize size_cb;
44 ImageLoaderBackendCbAreaPrepared area_prepared_cb;
47 guint requested_width;
48 guint requested_height;
52 gboolean image_loader_collection_write(gpointer loader, const guchar *, gsize &chunk_size, gsize count, GError **)
54 auto ld = static_cast<ImageLoaderCOLLECTION *>(loader);
55 auto il = static_cast<ImageLoader *>(ld->data);
57 #define LINE_LENGTH 1000
64 GString *file_names = g_string_new(nullptr);
65 gchar line[LINE_LENGTH];
66 gchar **split_line = nullptr;
70 if (runcmd("which montage >/dev/null 2>&1") == 0)
72 pathl = path_from_utf8(il->fd->path);
73 fp = fopen(pathl, "r");
77 while(fgets(line, LINE_LENGTH, fp) && line_count < options->thumbnails.collection_preview)
79 if (line[0] && line[0] != '#')
81 split_line = g_strsplit(line, "\"", 4);
82 cache_found = cache_find_location(CACHE_TYPE_THUMB, split_line[1]);
85 g_string_append_printf(file_names, "\"%s\" ", cache_found);
92 g_strfreev(split_line);
98 if (file_names->len > 0)
100 randname = g_strdup("/tmp/geeqie_collection_XXXXXX.png");
103 cmd_line = g_strdup_printf("montage %s -geometry %dx%d+1+1 %s >/dev/null 2>&1", file_names->str, options->thumbnails.max_width, options->thumbnails.max_height, randname);
106 ld->pixbuf = gdk_pixbuf_new_from_file(randname, nullptr);
109 ld->area_updated_cb(loader, 0, 0, gdk_pixbuf_get_width(ld->pixbuf), gdk_pixbuf_get_height(ld->pixbuf), ld->data);
119 g_string_free(file_names, TRUE);
126 gpointer image_loader_collection_new(ImageLoaderBackendCbAreaUpdated area_updated_cb, ImageLoaderBackendCbSize size_cb, ImageLoaderBackendCbAreaPrepared area_prepared_cb, gpointer data)
128 auto loader = g_new0(ImageLoaderCOLLECTION, 1);
129 loader->area_updated_cb = area_updated_cb;
130 loader->size_cb = size_cb;
131 loader->area_prepared_cb = area_prepared_cb;
136 void image_loader_collection_set_size(gpointer loader, int width, int height)
138 auto ld = static_cast<ImageLoaderCOLLECTION *>(loader);
139 ld->requested_width = width;
140 ld->requested_height = height;
143 GdkPixbuf* image_loader_collection_get_pixbuf(gpointer loader)
145 auto ld = static_cast<ImageLoaderCOLLECTION *>(loader);
149 gchar* image_loader_collection_get_format_name(gpointer)
151 return g_strdup("collection");
154 gchar** image_loader_collection_get_format_mime_types(gpointer)
156 static const gchar *mime[] = {"image/png", nullptr};
157 return g_strdupv(const_cast<gchar **>(mime));
160 gboolean image_loader_collection_close(gpointer, GError **)
165 void image_loader_collection_abort(gpointer loader)
167 auto ld = static_cast<ImageLoaderCOLLECTION *>(loader);
171 void image_loader_collection_free(gpointer loader)
173 auto ld = static_cast<ImageLoaderCOLLECTION *>(loader);
174 if (ld->pixbuf) g_object_unref(ld->pixbuf);
180 void image_loader_backend_set_collection(ImageLoaderBackend *funcs)
182 funcs->loader_new = image_loader_collection_new;
183 funcs->set_size = image_loader_collection_set_size;
184 funcs->write = image_loader_collection_write;
185 funcs->get_pixbuf = image_loader_collection_get_pixbuf;
186 funcs->close = image_loader_collection_close;
187 funcs->abort = image_loader_collection_abort;
188 funcs->free = image_loader_collection_free;
189 funcs->get_format_name = image_loader_collection_get_format_name;
190 funcs->get_format_mime_types = image_loader_collection_get_format_mime_types;
193 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */