2 * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
3 * Copyright (C) 1999-2002 Hiroyuki Yamamoto
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
25 #include <gtk/gtkscrolledwindow.h>
26 #include <gtk/gtkpixmap.h>
29 # include <gdk-pixbuf/gdk-pixbuf.h>
32 # include <gdk_imlib.h>
34 #endif /* HAVE_GDK_PIXBUF */
37 #include "mainwindow.h"
38 #include "prefs_common.h"
40 #include "imageview.h"
43 void get_resized_size (int w, int h, int aw, int ah, int *sw, int *sh);
45 ImageView *imageview_create(void)
48 GtkWidget *scrolledwin;
50 debug_print("Creating image view...\n");
51 imageview = g_new0(ImageView, 1);
53 scrolledwin = gtk_scrolled_window_new(NULL, NULL);
54 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
56 GTK_POLICY_AUTOMATIC);
57 gtk_widget_set_usize(scrolledwin, prefs_common.mainview_width, -1);
59 gtk_widget_show_all(scrolledwin);
61 imageview->scrolledwin = scrolledwin;
62 imageview->image = NULL;
67 void imageview_init(ImageView *imageview)
72 void imageview_show_image(ImageView *imageview, MimeInfo *mimeinfo,
76 GdkPixbuf *pixbuf_scaled;
79 int avail_height = imageview->scrolledwin->parent->allocation.height - 10;
80 int avail_width = imageview->scrolledwin->parent->allocation.width - 10;
81 int sized_height = -1;
84 imageview_clear(imageview);
86 pixbuf = gdk_pixbuf_new_from_file(file);
89 g_warning(_("Can't load the image."));
93 if (imageview->messageview->mainwin)
94 main_window_cursor_wait(imageview->messageview->mainwin);
96 get_resized_size (gdk_pixbuf_get_width(pixbuf), gdk_pixbuf_get_height(pixbuf),
97 avail_width, avail_height, &sized_width, &sized_height);
99 pixbuf_scaled = gdk_pixbuf_scale_simple (pixbuf, sized_width, sized_height, 0);
101 gdk_pixbuf_render_pixmap_and_mask(pixbuf_scaled, &pixmap, &mask, 0);
103 if (!imageview->image) {
104 imageview->image = gtk_pixmap_new(pixmap, mask);
106 gtk_scrolled_window_add_with_viewport
107 (GTK_SCROLLED_WINDOW(imageview->scrolledwin),
110 gtk_pixmap_set(GTK_PIXMAP(imageview->image), pixmap, mask);
112 gtk_widget_show(imageview->image);
114 gdk_pixbuf_unref(pixbuf);
115 gdk_pixbuf_unref(pixbuf_scaled);
117 if (imageview->messageview->mainwin)
118 main_window_cursor_normal(imageview->messageview->mainwin);
122 void imageview_show_image(ImageView *imageview, MimeInfo *mimeinfo,
126 int avail_height = imageview->scrolledwin->parent->allocation.height - 10;
127 int avail_width = imageview->scrolledwin->parent->allocation.width - 10;
128 int sized_height = -1;
129 int sized_width = -1;
131 imageview_clear(imageview);
133 im = gdk_imlib_load_image((gchar *)file);
136 g_warning(_("Can't load the image."));
140 if (imageview->messageview->mainwin)
141 main_window_cursor_wait(imageview->messageview->mainwin);
143 get_resized_size (im->rgb_width, im->rgb_height,
144 avail_width, avail_height, &sized_width, &sized_height);
146 gdk_imlib_render(im, sized_width, sized_height);
148 if (!imageview->image) {
149 imageview->image = gtk_pixmap_new(gdk_imlib_move_image(im),
150 gdk_imlib_move_mask(im));
152 gtk_scrolled_window_add_with_viewport
153 (GTK_SCROLLED_WINDOW(imageview->scrolledwin),
156 gtk_pixmap_set(GTK_PIXMAP(imageview->image),
157 gdk_imlib_move_image(im),
158 gdk_imlib_move_mask(im));
160 gtk_widget_show(imageview->image);
162 gdk_imlib_destroy_image(im);
164 if (imageview->messageview->mainwin)
165 main_window_cursor_normal(imageview->messageview->mainwin);
168 void imageview_show_image(ImageView *imageview, MimeInfo *mimeinfo,
172 #endif /* HAVE_GDK_IMLIB */
173 #endif /* HAVE_GDK_PIXBUF */
175 void imageview_clear(ImageView *imageview)
177 GtkAdjustment *hadj, *vadj;
179 if (imageview->image)
180 gtk_pixmap_set(GTK_PIXMAP(imageview->image), NULL, NULL);
181 hadj = gtk_scrolled_window_get_hadjustment
182 (GTK_SCROLLED_WINDOW(imageview->scrolledwin));
183 gtk_adjustment_set_value(hadj, 0.0);
184 vadj = gtk_scrolled_window_get_vadjustment
185 (GTK_SCROLLED_WINDOW(imageview->scrolledwin));
186 gtk_adjustment_set_value(vadj, 0.0);
189 void imageview_destroy(ImageView *imageview)
194 void get_resized_size (int w, int h, int aw, int ah, int *sw, int *sh) {
201 wratio = (float)((float)aw/(float)w);
203 hratio = (float)((float)ah/(float)h);
205 ratio = (wratio > hratio) ? hratio : wratio;
207 *sw = (int)(w * ratio);
208 *sh = (int)(h * ratio);
211 if (*sw <= 0 || *sh <= 0) {