4 * Copyright (C) 2008 The Geeqie Team
8 * This software is released under the GNU General Public License (GNU GPL).
9 * Please read the included file COPYING for more information.
10 * This software comes with no warranty of any kind, use at your own risk!
19 #include "color-man.h"
21 #include "histogram.h"
22 #include "image-load.h"
23 #include "image-overlay.h"
25 #include "layout_image.h"
26 #include "pixbuf-renderer.h"
27 #include "pixbuf_util.h"
28 #include "ui_fileops.h"
31 #include "filecache.h"
36 /* size of the image loader buffer (512 bytes x defined number) */
37 #define IMAGE_LOAD_BUFFER_COUNT 8
39 /* define this so that more bytes are read per idle loop on larger images (> 1MB) */
40 #define IMAGE_THROTTLE_LARGER_IMAGES 1
42 /* throttle factor to increase read bytes by (2 is double, 3 is triple, etc.) */
43 #define IMAGE_THROTTLE_FACTOR 32
45 /* the file size at which throttling take place */
46 #define IMAGE_THROTTLE_THRESHOLD 1048576
48 static GList *image_list = NULL;
51 static void image_update_title(ImageWindow *imd);
52 static void image_read_ahead_start(ImageWindow *imd);
53 static void image_cache_set(ImageWindow *imd, FileData *fd);
56 *-------------------------------------------------------------------
58 *-------------------------------------------------------------------
61 static void image_click_cb(PixbufRenderer *pr, GdkEventButton *event, gpointer data)
63 ImageWindow *imd = data;
67 imd->func_button(imd, event, imd->data_button);
71 static void image_drag_cb(PixbufRenderer *pr, GdkEventButton *event, gpointer data)
73 ImageWindow *imd = data;
76 pixbuf_renderer_get_scaled_size(pr, &width, &height);
80 imd->func_drag(imd, event,
81 (gfloat)(pr->drag_last_x - event->x) / width,
82 (gfloat)(pr->drag_last_y - event->y) / height,
87 static void image_scroll_notify_cb(PixbufRenderer *pr, gpointer data)
89 ImageWindow *imd = data;
91 if (imd->func_scroll_notify && pr->scale)
93 imd->func_scroll_notify(imd,
94 (gint)((gdouble)pr->x_scroll / pr->scale),
95 (gint)((gdouble)pr->y_scroll / pr->scale),
96 (gint)((gdouble)pr->image_width - pr->vis_width / pr->scale),
97 (gint)((gdouble)pr->image_height - pr->vis_height / pr->scale),
98 imd->data_scroll_notify);
102 static void image_update_util(ImageWindow *imd)
104 if (imd->func_update) imd->func_update(imd, imd->data_update);
107 static void image_zoom_cb(PixbufRenderer *pr, gdouble zoom, gpointer data)
109 ImageWindow *imd = data;
111 if (imd->title_show_zoom) image_update_title(imd);
112 if (imd->overlay_show_zoom) image_osd_update(imd);
114 image_update_util(imd);
117 static void image_complete_util(ImageWindow *imd, gint preload)
119 if (imd->il && image_get_pixbuf(imd) != image_loader_get_pixbuf(imd->il)) return;
121 DEBUG_1("%s image load completed \"%s\" (%s)", get_exec_time(),
122 (preload) ? (imd->read_ahead_fd ? imd->read_ahead_fd->path : "null") :
123 (imd->image_fd ? imd->image_fd->path : "null"),
124 (preload) ? "preload" : "current");
126 if (!preload) imd->completed = TRUE;
127 if (imd->func_complete) imd->func_complete(imd, preload, imd->data_complete);
130 static void image_render_complete_cb(PixbufRenderer *pr, gpointer data)
132 ImageWindow *imd = data;
134 image_complete_util(imd, FALSE);
137 static void image_state_set(ImageWindow *imd, ImageState state)
139 if (state == IMAGE_STATE_NONE)
147 if (imd->func_state) imd->func_state(imd, state, imd->data_state);
150 static void image_state_unset(ImageWindow *imd, ImageState state)
152 imd->state &= ~state;
153 if (imd->func_state) imd->func_state(imd, state, imd->data_state);
157 *-------------------------------------------------------------------
159 *-------------------------------------------------------------------
162 static void image_update_title(ImageWindow *imd)
166 gchar *collection = NULL;
168 if (!imd->top_window) return;
170 if (imd->collection && collection_to_number(imd->collection) >= 0)
173 name = imd->collection->name;
174 if (!name) name = _("Untitled");
175 collection = g_strdup_printf(" (Collection %s)", name);
178 if (imd->title_show_zoom)
180 gchar *buf = image_zoom_get_as_text(imd);
181 zoom = g_strconcat(" [", buf, "]", NULL);
185 title = g_strdup_printf("%s%s%s%s%s%s",
186 imd->title ? imd->title : "",
187 imd->image_fd ? imd->image_fd->name : "",
189 collection ? collection : "",
190 imd->image_fd ? " - " : "",
191 imd->title_right ? imd->title_right : "");
193 gtk_window_set_title(GTK_WINDOW(imd->top_window), title);
201 *-------------------------------------------------------------------
202 * rotation, flip, etc.
203 *-------------------------------------------------------------------
206 static gint image_post_process_color(ImageWindow *imd, gint start_row, ExifData *exif, gint run_in_bg)
209 ColorManProfileType input_type;
210 ColorManProfileType screen_type;
211 const gchar *input_file;
212 const gchar *screen_file;
213 unsigned char *profile = NULL;
216 if (imd->cm) return FALSE;
218 if (imd->color_profile_input >= COLOR_PROFILE_FILE &&
219 imd->color_profile_input < COLOR_PROFILE_FILE + COLOR_PROFILE_INPUTS)
223 n = imd->color_profile_input - COLOR_PROFILE_FILE;
224 if (!options->color_profile.input_file[n]) return FALSE;
226 input_type = COLOR_PROFILE_FILE;
227 input_file = options->color_profile.input_file[n];
229 else if (imd->color_profile_input >= COLOR_PROFILE_SRGB &&
230 imd->color_profile_input < COLOR_PROFILE_FILE)
232 input_type = imd->color_profile_input;
240 if (imd->color_profile_screen == 1 &&
241 options->color_profile.screen_file)
243 screen_type = COLOR_PROFILE_FILE;
244 screen_file = options->color_profile.screen_file;
246 else if (imd->color_profile_screen == 0)
248 screen_type = COLOR_PROFILE_SRGB;
255 imd->color_profile_from_image = COLOR_PROFILE_NONE;
257 if (imd->color_profile_use_image && exif)
259 profile = exif_get_color_profile(exif, &profile_len);
263 gchar *interop_index;
265 /* ColorSpace == 1 specifies sRGB per EXIF 2.2 */
266 if (!exif_get_integer(exif, "Exif.Photo.ColorSpace", &cs)) cs = 0;
267 interop_index = exif_get_data_as_text(exif, "Exif.Iop.InteroperabilityIndex");
271 input_type = COLOR_PROFILE_SRGB;
273 imd->color_profile_from_image = COLOR_PROFILE_SRGB;
275 DEBUG_1("Found EXIF ColorSpace of sRGB");
277 if (cs == 2 || (interop_index && !strcmp(interop_index, "R03")))
279 input_type = COLOR_PROFILE_ADOBERGB;
281 imd->color_profile_from_image = COLOR_PROFILE_ADOBERGB;
283 DEBUG_1("Found EXIF ColorSpace of AdobeRGB");
286 g_free(interop_index);
292 DEBUG_1("Found embedded color profile");
293 imd->color_profile_from_image = COLOR_PROFILE_MEM;
295 cm = color_man_new_embedded(run_in_bg ? imd : NULL, NULL,
296 profile, profile_len,
297 screen_type, screen_file);
302 cm = color_man_new(run_in_bg ? imd : NULL, NULL,
303 input_type, input_file,
304 screen_type, screen_file);
312 cm->incremental_sync = TRUE;
315 imd->cm = (gpointer)cm;
317 if (run_in_bg) color_man_start_bg(imd->cm, image_post_process_color_cb, imd);
326 static void image_post_process_tile_color_cb(PixbufRenderer *pr, GdkPixbuf **pixbuf, gint x, gint y, gint w, gint h, gpointer data)
328 ImageWindow *imd = (ImageWindow *)data;
329 if (imd->cm) color_man_correct_region(imd->cm, *pixbuf, x, y, w, h);
330 if (imd->desaturate) pixbuf_desaturate_rect(*pixbuf, x, y, w, h);
334 void image_alter(ImageWindow *imd, AlterType type)
336 static const gint rotate_90[] = {1, 6, 7, 8, 5, 2, 3, 4, 1};
337 static const gint rotate_90_cc[] = {1, 8, 5, 6, 7, 4, 1, 2, 3};
338 static const gint rotate_180[] = {1, 3, 4, 1, 2, 7, 8, 5, 6};
339 static const gint mirror[] = {1, 2, 1, 4, 3, 6, 5, 8, 7};
340 static const gint flip[] = {1, 4, 3, 2, 1, 8, 7, 6, 5};
343 if (!imd || !imd->pr) return;
345 if (imd->orientation < 1 || imd->orientation > 8) imd->orientation = 1;
349 case ALTER_ROTATE_90:
350 imd->orientation = rotate_90[imd->orientation];
352 case ALTER_ROTATE_90_CC:
353 imd->orientation = rotate_90_cc[imd->orientation];
355 case ALTER_ROTATE_180:
356 imd->orientation = rotate_180[imd->orientation];
359 imd->orientation = mirror[imd->orientation];
362 imd->orientation = flip[imd->orientation];
364 case ALTER_DESATURATE:
365 imd->desaturate = !imd->desaturate;
368 imd->orientation = imd->image_fd->exif_orientation ? imd->image_fd->exif_orientation : 1;
369 imd->desaturate = FALSE;
376 if (type != ALTER_NONE && type != ALTER_DESATURATE)
378 if (imd->image_fd->user_orientation == 0) file_data_ref(imd->image_fd);
379 imd->image_fd->user_orientation = imd->orientation;
383 if (imd->image_fd->user_orientation != 0) file_data_unref(imd->image_fd);
384 imd->image_fd->user_orientation = 0;
387 pixbuf_renderer_set_orientation((PixbufRenderer *)imd->pr, imd->orientation);
388 if (imd->cm || imd->desaturate)
389 pixbuf_renderer_set_post_process_func((PixbufRenderer *)imd->pr, image_post_process_tile_color_cb, (gpointer) imd, (imd->cm != NULL) );
391 pixbuf_renderer_set_post_process_func((PixbufRenderer *)imd->pr, NULL, NULL, TRUE);
396 *-------------------------------------------------------------------
397 * read ahead (prebuffer)
398 *-------------------------------------------------------------------
401 static void image_read_ahead_cancel(ImageWindow *imd)
403 DEBUG_1("%s read ahead cancelled for :%s", get_exec_time(), imd->read_ahead_fd ? imd->read_ahead_fd->path : "null");
405 image_loader_free(imd->read_ahead_il);
406 imd->read_ahead_il = NULL;
408 file_data_unref(imd->read_ahead_fd);
409 imd->read_ahead_fd = NULL;
412 static void image_read_ahead_done_cb(ImageLoader *il, gpointer data)
414 ImageWindow *imd = data;
416 DEBUG_1("%s read ahead done for :%s", get_exec_time(), imd->read_ahead_fd->path);
418 if (!imd->read_ahead_fd->pixbuf)
420 imd->read_ahead_fd->pixbuf = image_loader_get_pixbuf(imd->read_ahead_il);
421 if (imd->read_ahead_fd->pixbuf)
423 g_object_ref(imd->read_ahead_fd->pixbuf);
424 image_cache_set(imd, imd->read_ahead_fd);
428 imd->read_ahead_fd->pixbuf = pixbuf_inline(PIXBUF_INLINE_BROKEN);
431 image_loader_free(imd->read_ahead_il);
432 imd->read_ahead_il = NULL;
434 image_complete_util(imd, TRUE);
437 static void image_read_ahead_error_cb(ImageLoader *il, gpointer data)
439 /* we even treat errors as success, maybe at least some of the file was ok */
440 image_read_ahead_done_cb(il, data);
443 static void image_read_ahead_start(ImageWindow *imd)
445 /* already started ? */
446 if (!imd->read_ahead_fd || imd->read_ahead_il || imd->read_ahead_fd->pixbuf) return;
448 /* still loading ?, do later */
449 if (imd->il /*|| imd->cm*/) return;
451 DEBUG_1("%s read ahead started for :%s", get_exec_time(), imd->read_ahead_fd->path);
453 imd->read_ahead_il = image_loader_new(imd->read_ahead_fd);
455 image_loader_set_error_func(imd->read_ahead_il, image_read_ahead_error_cb, imd);
456 if (!image_loader_start(imd->read_ahead_il, image_read_ahead_done_cb, imd))
458 image_read_ahead_cancel(imd);
459 image_complete_util(imd, TRUE);
463 static void image_read_ahead_set(ImageWindow *imd, FileData *fd)
465 if (imd->read_ahead_fd && fd && imd->read_ahead_fd == fd) return;
467 image_read_ahead_cancel(imd);
469 imd->read_ahead_fd = file_data_ref(fd);
471 DEBUG_1("read ahead set to :%s", imd->read_ahead_fd->path);
473 image_read_ahead_start(imd);
477 *-------------------------------------------------------------------
479 *-------------------------------------------------------------------
482 static void image_cache_release_cb(FileData *fd)
484 g_object_unref(fd->pixbuf);
488 static FileCacheData *image_get_cache()
490 static FileCacheData *cache = NULL;
491 if (!cache) cache = file_cache_new(image_cache_release_cb, 1);
492 file_cache_set_max_size(cache, (gulong)options->image.image_cache_max * 1048576); /* update from options */
496 static void image_cache_set(ImageWindow *imd, FileData *fd)
498 g_assert(fd->pixbuf);
500 file_cache_put(image_get_cache(), fd, (gulong)gdk_pixbuf_get_rowstride(fd->pixbuf) * (gulong)gdk_pixbuf_get_height(fd->pixbuf));
503 static gint image_cache_get(ImageWindow *imd)
507 success = file_cache_get(image_get_cache(), imd->image_fd);
510 g_assert(imd->image_fd->pixbuf);
511 image_change_pixbuf(imd, imd->image_fd->pixbuf, image_zoom_get(imd));
514 file_cache_dump(image_get_cache());
519 *-------------------------------------------------------------------
521 *-------------------------------------------------------------------
524 static void image_load_pixbuf_ready(ImageWindow *imd)
526 if (image_get_pixbuf(imd) || !imd->il) return;
528 image_change_pixbuf(imd, image_loader_get_pixbuf(imd->il), image_zoom_get(imd));
531 static void image_load_area_cb(ImageLoader *il, guint x, guint y, guint w, guint h, gpointer data)
533 ImageWindow *imd = data;
536 pr = (PixbufRenderer *)imd->pr;
538 if (imd->delay_flip &&
539 pr->pixbuf != image_loader_get_pixbuf(il))
544 if (!pr->pixbuf) image_load_pixbuf_ready(imd);
546 pixbuf_renderer_area_changed(pr, x, y, w, h);
549 static void image_load_done_cb(ImageLoader *il, gpointer data)
551 ImageWindow *imd = data;
553 DEBUG_1("%s image done", get_exec_time());
555 g_object_set(G_OBJECT(imd->pr), "loading", FALSE, NULL);
556 image_state_unset(imd, IMAGE_STATE_LOADING);
558 if (options->image.enable_read_ahead && imd->image_fd && !imd->image_fd->pixbuf && image_loader_get_pixbuf(imd->il))
560 imd->image_fd->pixbuf = gdk_pixbuf_ref(image_loader_get_pixbuf(imd->il));
561 image_cache_set(imd, imd->image_fd);
564 if (imd->delay_flip &&
565 image_get_pixbuf(imd) != image_loader_get_pixbuf(imd->il))
567 g_object_set(G_OBJECT(imd->pr), "complete", FALSE, NULL);
568 image_change_pixbuf(imd, image_loader_get_pixbuf(imd->il), image_zoom_get(imd));
571 image_loader_free(imd->il);
574 // image_post_process(imd, TRUE);
576 image_read_ahead_start(imd);
579 static void image_load_error_cb(ImageLoader *il, gpointer data)
581 DEBUG_1("%s image error", get_exec_time());
583 /* even on error handle it like it was done,
584 * since we have a pixbuf with _something_ */
586 image_load_done_cb(il, data);
589 #ifdef IMAGE_THROTTLE_LARGER_IMAGES
590 static void image_load_buffer_throttle(ImageLoader *il)
592 if (!il || il->bytes_total < IMAGE_THROTTLE_THRESHOLD) return;
594 /* Larger image files usually have larger chunks of data per pixel...
595 * So increase the buffer read size so that the rendering chunks called
599 image_loader_set_buffer_size(il, IMAGE_LOAD_BUFFER_COUNT * IMAGE_THROTTLE_FACTOR);
603 /* this read ahead is located here merely for the callbacks, above */
605 static gint image_read_ahead_check(ImageWindow *imd)
607 if (!imd->read_ahead_fd) return FALSE;
608 if (imd->il) return FALSE;
610 if (!imd->image_fd || imd->read_ahead_fd != imd->image_fd)
612 image_read_ahead_cancel(imd);
616 if (imd->read_ahead_il)
618 imd->il = imd->read_ahead_il;
619 imd->read_ahead_il = NULL;
621 /* override the old signals */
622 image_loader_set_area_ready_func(imd->il, image_load_area_cb, imd);
623 image_loader_set_error_func(imd->il, image_load_error_cb, imd);
624 image_loader_set_done_func(imd->il, image_load_done_cb, imd);
625 image_loader_set_buffer_size(imd->il, IMAGE_LOAD_BUFFER_COUNT);
627 #ifdef IMAGE_THROTTLE_LARGER_IMAGES
628 image_load_buffer_throttle(imd->il);
631 g_object_set(G_OBJECT(imd->pr), "loading", TRUE, NULL);
632 image_state_set(imd, IMAGE_STATE_LOADING);
634 if (!imd->delay_flip)
636 image_change_pixbuf(imd, image_loader_get_pixbuf(imd->il), image_zoom_get(imd));
639 file_data_unref(imd->read_ahead_fd);
640 imd->read_ahead_fd = NULL;
643 else if (imd->read_ahead_fd->pixbuf)
645 image_change_pixbuf(imd, imd->read_ahead_fd->pixbuf, image_zoom_get(imd));
647 file_data_unref(imd->read_ahead_fd);
648 imd->read_ahead_fd = NULL;
650 // image_post_process(imd, FALSE);
654 image_read_ahead_cancel(imd);
658 static gint image_load_begin(ImageWindow *imd, FileData *fd)
660 DEBUG_1("%s image begin", get_exec_time());
662 if (imd->il) return FALSE;
664 imd->completed = FALSE;
665 g_object_set(G_OBJECT(imd->pr), "complete", FALSE, NULL);
667 if (image_cache_get(imd))
669 DEBUG_1("from cache: %s", imd->image_fd->path);
673 if (image_read_ahead_check(imd))
675 DEBUG_1("from read ahead buffer: %s", imd->image_fd->path);
679 if (!imd->delay_flip && image_get_pixbuf(imd))
683 pr = PIXBUF_RENDERER(imd->pr);
684 if (pr->pixbuf) g_object_unref(pr->pixbuf);
688 g_object_set(G_OBJECT(imd->pr), "loading", TRUE, NULL);
690 imd->il = image_loader_new(fd);
692 image_loader_set_area_ready_func(imd->il, image_load_area_cb, imd);
693 image_loader_set_error_func(imd->il, image_load_error_cb, imd);
694 image_loader_set_buffer_size(imd->il, IMAGE_LOAD_BUFFER_COUNT);
696 if (!image_loader_start(imd->il, image_load_done_cb, imd))
698 DEBUG_1("image start error");
700 g_object_set(G_OBJECT(imd->pr), "loading", FALSE, NULL);
702 image_loader_free(imd->il);
705 image_complete_util(imd, FALSE);
710 image_state_set(imd, IMAGE_STATE_LOADING);
712 #ifdef IMAGE_THROTTLE_LARGER_IMAGES
713 image_load_buffer_throttle(imd->il);
716 if (!imd->delay_flip && !image_get_pixbuf(imd)) image_load_pixbuf_ready(imd);
721 static void image_reset(ImageWindow *imd)
723 /* stops anything currently being done */
725 DEBUG_1("%s image reset", get_exec_time());
727 g_object_set(G_OBJECT(imd->pr), "loading", FALSE, NULL);
729 image_loader_free(imd->il);
732 color_man_free((ColorMan *)imd->cm);
735 imd->delay_alter_type = ALTER_NONE;
737 image_state_set(imd, IMAGE_STATE_NONE);
741 *-------------------------------------------------------------------
743 *-------------------------------------------------------------------
746 static void image_change_complete(ImageWindow *imd, gdouble zoom, gint new)
750 if (imd->image_fd && isfile(imd->image_fd->path))
754 pr = PIXBUF_RENDERER(imd->pr);
755 pr->zoom = zoom; /* store the zoom, needed by the loader */
757 if (image_load_begin(imd, imd->image_fd))
759 imd->unknown = FALSE;
765 pixbuf = pixbuf_inline(PIXBUF_INLINE_BROKEN);
766 image_change_pixbuf(imd, pixbuf, zoom);
767 g_object_unref(pixbuf);
778 pixbuf = pixbuf_inline(PIXBUF_INLINE_BROKEN);
779 image_change_pixbuf(imd, pixbuf, zoom);
780 g_object_unref(pixbuf);
784 image_change_pixbuf(imd, NULL, zoom);
789 image_update_util(imd);
792 static void image_change_real(ImageWindow *imd, FileData *fd,
793 CollectionData *cd, CollectInfo *info, gdouble zoom)
796 imd->collection = cd;
797 imd->collection_info = info;
799 if (imd->auto_refresh && imd->image_fd)
800 file_data_unregister_real_time_monitor(imd->image_fd);
802 file_data_unref(imd->image_fd);
803 imd->image_fd = file_data_ref(fd);
806 image_change_complete(imd, zoom, TRUE);
808 image_update_title(imd);
809 image_state_set(imd, IMAGE_STATE_IMAGE);
811 if (imd->auto_refresh && imd->image_fd)
812 file_data_register_real_time_monitor(imd->image_fd);
816 *-------------------------------------------------------------------
818 *-------------------------------------------------------------------
821 static void image_focus_paint(ImageWindow *imd, gint has_focus, GdkRectangle *area)
825 widget = imd->widget;
826 if (!widget->window) return;
830 gtk_paint_focus(widget->style, widget->window, GTK_STATE_ACTIVE,
831 area, widget, "image_window",
832 widget->allocation.x, widget->allocation.y,
833 widget->allocation.width - 1, widget->allocation.height - 1);
837 gtk_paint_shadow(widget->style, widget->window, GTK_STATE_NORMAL, GTK_SHADOW_IN,
838 area, widget, "image_window",
839 widget->allocation.x, widget->allocation.y,
840 widget->allocation.width - 1, widget->allocation.height - 1);
844 static gint image_focus_expose(GtkWidget *widget, GdkEventExpose *event, gpointer data)
846 ImageWindow *imd = data;
848 image_focus_paint(imd, GTK_WIDGET_HAS_FOCUS(widget), &event->area);
852 static gint image_focus_in_cb(GtkWidget *widget, GdkEventFocus *event, gpointer data)
854 ImageWindow *imd = data;
856 GTK_WIDGET_SET_FLAGS(imd->widget, GTK_HAS_FOCUS);
857 image_focus_paint(imd, TRUE, NULL);
862 static gint image_focus_out_cb(GtkWidget *widget, GdkEventFocus *event, gpointer data)
864 ImageWindow *imd = data;
866 GTK_WIDGET_UNSET_FLAGS(imd->widget, GTK_HAS_FOCUS);
867 image_focus_paint(imd, FALSE, NULL);
872 static gint image_scroll_cb(GtkWidget *widget, GdkEventScroll *event, gpointer data)
874 ImageWindow *imd = data;
876 if (imd->func_scroll &&
877 event && event->type == GDK_SCROLL)
879 imd->func_scroll(imd, event, imd->data_scroll);
887 *-------------------------------------------------------------------
889 *-------------------------------------------------------------------
892 void image_attach_window(ImageWindow *imd, GtkWidget *window,
893 const gchar *title, const gchar *title_right, gint show_zoom)
895 imd->top_window = window;
897 imd->title = g_strdup(title);
898 g_free(imd->title_right);
899 imd->title_right = g_strdup(title_right);
900 imd->title_show_zoom = show_zoom;
902 if (!options->image.fit_window_to_image) window = NULL;
904 pixbuf_renderer_set_parent((PixbufRenderer *)imd->pr, (GtkWindow *)window);
906 image_update_title(imd);
909 void image_set_update_func(ImageWindow *imd,
910 void (*func)(ImageWindow *imd, gpointer data),
913 imd->func_update = func;
914 imd->data_update = data;
917 void image_set_complete_func(ImageWindow *imd,
918 void (*func)(ImageWindow *imd, gint preload, gpointer data),
921 imd->func_complete = func;
922 imd->data_complete = data;
925 void image_set_state_func(ImageWindow *imd,
926 void (*func)(ImageWindow *imd, ImageState state, gpointer data),
929 imd->func_state = func;
930 imd->data_state = data;
934 void image_set_button_func(ImageWindow *imd,
935 void (*func)(ImageWindow *, GdkEventButton *event, gpointer),
938 imd->func_button = func;
939 imd->data_button = data;
942 void image_set_drag_func(ImageWindow *imd,
943 void (*func)(ImageWindow *, GdkEventButton *event, gdouble dx, gdouble dy, gpointer),
946 imd->func_drag = func;
947 imd->data_drag = data;
950 void image_set_scroll_func(ImageWindow *imd,
951 void (*func)(ImageWindow *, GdkEventScroll *event, gpointer),
954 imd->func_scroll = func;
955 imd->data_scroll = data;
958 void image_set_scroll_notify_func(ImageWindow *imd,
959 void (*func)(ImageWindow *imd, gint x, gint y, gint width, gint height, gpointer data),
962 imd->func_scroll_notify = func;
963 imd->data_scroll_notify = data;
968 const gchar *image_get_path(ImageWindow *imd)
970 if (imd->image_fd == NULL) return NULL;
971 return imd->image_fd->path;
974 const gchar *image_get_name(ImageWindow *imd)
976 if (imd->image_fd == NULL) return NULL;
977 return imd->image_fd->name;
980 FileData *image_get_fd(ImageWindow *imd)
982 return imd->image_fd;
985 /* merely changes path string, does not change the image! */
986 void image_set_fd(ImageWindow *imd, FileData *fd)
988 if (imd->auto_refresh && imd->image_fd)
989 file_data_unregister_real_time_monitor(imd->image_fd);
991 file_data_unref(imd->image_fd);
992 imd->image_fd = file_data_ref(fd);
994 image_update_title(imd);
995 image_state_set(imd, IMAGE_STATE_IMAGE);
997 if (imd->auto_refresh && imd->image_fd)
998 file_data_register_real_time_monitor(imd->image_fd);
1001 /* load a new image */
1003 void image_change_fd(ImageWindow *imd, FileData *fd, gdouble zoom)
1005 if (imd->image_fd == fd) return;
1007 image_change_real(imd, fd, NULL, NULL, zoom);
1010 gint image_get_image_size(ImageWindow *imd, gint *width, gint *height)
1012 return pixbuf_renderer_get_image_size(PIXBUF_RENDERER(imd->pr), width, height);
1015 GdkPixbuf *image_get_pixbuf(ImageWindow *imd)
1017 return pixbuf_renderer_get_pixbuf((PixbufRenderer *)imd->pr);
1020 void image_change_pixbuf(ImageWindow *imd, GdkPixbuf *pixbuf, gdouble zoom)
1023 ExifData *exif = NULL;
1024 gint read_exif_for_color_profile = (imd->color_profile_enable && imd->color_profile_use_image);
1025 gint read_exif_for_orientation = FALSE;
1027 if (imd->image_fd && imd->image_fd->user_orientation)
1028 imd->orientation = imd->image_fd->user_orientation;
1029 else if (options->image.exif_rotate_enable)
1030 read_exif_for_orientation = TRUE;
1032 if (read_exif_for_color_profile || read_exif_for_orientation)
1036 exif = exif_read_fd(imd->image_fd);
1038 if (exif && read_exif_for_orientation)
1040 if (exif_get_integer(exif, "Exif.Image.Orientation", &orientation))
1041 imd->orientation = orientation;
1043 imd->orientation = 1;
1044 imd->image_fd->exif_orientation = imd->orientation;
1048 pixbuf_renderer_set_post_process_func((PixbufRenderer *)imd->pr, NULL, NULL, FALSE);
1051 color_man_free(imd->cm);
1055 pixbuf_renderer_set_pixbuf((PixbufRenderer *)imd->pr, pixbuf, zoom);
1056 pixbuf_renderer_set_orientation((PixbufRenderer *)imd->pr, imd->orientation);
1058 if (imd->color_profile_enable)
1060 if (!image_post_process_color(imd, 0, exif, FALSE))
1062 /* fixme: note error to user */
1063 // image_state_set(imd, IMAGE_STATE_COLOR_ADJ);
1067 exif_free_fd(imd->image_fd, exif);
1069 if (imd->cm || imd->desaturate)
1070 pixbuf_renderer_set_post_process_func((PixbufRenderer *)imd->pr, image_post_process_tile_color_cb, (gpointer) imd, (imd->cm != NULL) );
1072 image_state_set(imd, IMAGE_STATE_IMAGE);
1075 void image_change_from_collection(ImageWindow *imd, CollectionData *cd, CollectInfo *info, gdouble zoom)
1077 if (!cd || !info || !g_list_find(cd->list, info)) return;
1079 image_change_real(imd, info->fd, cd, info, zoom);
1082 CollectionData *image_get_collection(ImageWindow *imd, CollectInfo **info)
1084 if (collection_to_number(imd->collection) >= 0)
1086 if (g_list_find(imd->collection->list, imd->collection_info) != NULL)
1088 if (info) *info = imd->collection_info;
1092 if (info) *info = NULL;
1094 return imd->collection;
1097 if (info) *info = NULL;
1101 static void image_loader_sync_data(ImageLoader *il, gpointer data)
1103 /* change data for the callbacks directly */
1105 il->data_area_ready = data;
1106 il->data_error = data;
1107 il->data_done = data;
1108 il->data_percent = data;
1111 /* this is more like a move function
1112 * it moves most data from source to imd
1114 void image_change_from_image(ImageWindow *imd, ImageWindow *source)
1116 if (imd == source) return;
1118 imd->unknown = source->unknown;
1120 imd->collection = source->collection;
1121 imd->collection_info = source->collection_info;
1123 image_loader_free(imd->il);
1126 image_set_fd(imd, image_get_fd(source));
1131 imd->il = source->il;
1134 image_loader_sync_data(imd->il, imd);
1136 imd->delay_alter_type = source->delay_alter_type;
1137 source->delay_alter_type = ALTER_NONE;
1140 imd->color_profile_enable = source->color_profile_enable;
1141 imd->color_profile_input = source->color_profile_input;
1142 imd->color_profile_screen = source->color_profile_screen;
1143 imd->color_profile_use_image = source->color_profile_use_image;
1144 color_man_free((ColorMan *)imd->cm);
1150 imd->cm = source->cm;
1153 cm = (ColorMan *)imd->cm;
1155 cm->func_done_data = imd;
1158 image_loader_free(imd->read_ahead_il);
1159 imd->read_ahead_il = source->read_ahead_il;
1160 source->read_ahead_il = NULL;
1161 if (imd->read_ahead_il) image_loader_sync_data(imd->read_ahead_il, imd);
1163 file_data_unref(imd->read_ahead_fd);
1164 imd->read_ahead_fd = source->read_ahead_fd;
1165 source->read_ahead_fd = NULL;
1167 imd->completed = source->completed;
1168 imd->state = source->state;
1169 source->state = IMAGE_STATE_NONE;
1171 imd->orientation = source->orientation;
1172 imd->desaturate = source->desaturate;
1174 pixbuf_renderer_move(PIXBUF_RENDERER(imd->pr), PIXBUF_RENDERER(source->pr));
1176 if (imd->cm || imd->desaturate)
1177 pixbuf_renderer_set_post_process_func((PixbufRenderer *)imd->pr, image_post_process_tile_color_cb, (gpointer) imd, (imd->cm != NULL) );
1179 pixbuf_renderer_set_post_process_func((PixbufRenderer *)imd->pr, NULL, NULL, TRUE);
1185 void image_area_changed(ImageWindow *imd, gint x, gint y, gint width, gint height)
1187 pixbuf_renderer_area_changed((PixbufRenderer *)imd->pr, x, y, width, height);
1190 void image_reload(ImageWindow *imd)
1192 if (pixbuf_renderer_get_tiles((PixbufRenderer *)imd->pr)) return;
1194 image_change_complete(imd, image_zoom_get(imd), FALSE);
1197 void image_scroll(ImageWindow *imd, gint x, gint y)
1199 pixbuf_renderer_scroll((PixbufRenderer *)imd->pr, x, y);
1202 void image_scroll_to_point(ImageWindow *imd, gint x, gint y,
1203 gdouble x_align, gdouble y_align)
1205 pixbuf_renderer_scroll_to_point((PixbufRenderer *)imd->pr, x, y, x_align, y_align);
1208 void image_get_scroll_center(ImageWindow *imd, gdouble *x, gdouble *y)
1210 pixbuf_renderer_get_scroll_center(PIXBUF_RENDERER(imd->pr), x, y);
1213 void image_set_scroll_center(ImageWindow *imd, gdouble x, gdouble y)
1215 pixbuf_renderer_set_scroll_center(PIXBUF_RENDERER(imd->pr), x, y);
1218 void image_zoom_adjust(ImageWindow *imd, gdouble increment)
1220 pixbuf_renderer_zoom_adjust((PixbufRenderer *)imd->pr, increment);
1223 void image_zoom_adjust_at_point(ImageWindow *imd, gdouble increment, gint x, gint y)
1225 pixbuf_renderer_zoom_adjust_at_point((PixbufRenderer *)imd->pr, increment, x, y);
1228 void image_zoom_set_limits(ImageWindow *imd, gdouble min, gdouble max)
1230 pixbuf_renderer_zoom_set_limits((PixbufRenderer *)imd->pr, min, max);
1233 void image_zoom_set(ImageWindow *imd, gdouble zoom)
1235 pixbuf_renderer_zoom_set((PixbufRenderer *)imd->pr, zoom);
1238 void image_zoom_set_fill_geometry(ImageWindow *imd, gint vertical)
1244 pr = (PixbufRenderer *)imd->pr;
1246 if (!pixbuf_renderer_get_pixbuf(pr) ||
1247 !pixbuf_renderer_get_image_size(pr, &width, &height)) return;
1251 zoom = (gdouble)pr->window_height / height;
1255 zoom = (gdouble)pr->window_width / width;
1260 zoom = 0.0 - 1.0 / zoom;
1263 pixbuf_renderer_zoom_set(pr, zoom);
1266 gdouble image_zoom_get(ImageWindow *imd)
1268 return pixbuf_renderer_zoom_get((PixbufRenderer *)imd->pr);
1271 gdouble image_zoom_get_real(ImageWindow *imd)
1273 return pixbuf_renderer_zoom_get_scale((PixbufRenderer *)imd->pr);
1276 gchar *image_zoom_get_as_text(ImageWindow *imd)
1284 gchar *approx = " ";
1286 zoom = image_zoom_get(imd);
1287 scale = image_zoom_get_real(imd);
1293 else if (zoom < 0.0)
1297 else if (zoom == 0.0 && scale != 0.0)
1310 if (rint(l) != l) pl = 1;
1311 if (rint(r) != r) pr = 1;
1313 return g_strdup_printf("%.*f :%s%.*f", pl, l, approx, pr, r);
1316 gdouble image_zoom_get_default(ImageWindow *imd)
1320 switch (options->image.zoom_mode)
1322 case ZOOM_RESET_ORIGINAL:
1324 case ZOOM_RESET_FIT_WINDOW:
1327 case ZOOM_RESET_NONE:
1328 if (imd) zoom = image_zoom_get(imd);
1337 void image_prebuffer_set(ImageWindow *imd, FileData *fd)
1339 if (pixbuf_renderer_get_tiles((PixbufRenderer *)imd->pr)) return;
1343 if (!file_cache_get(image_get_cache(), fd))
1345 image_read_ahead_set(imd, fd);
1350 image_read_ahead_cancel(imd);
1354 static void image_notify_cb(FileData *fd, NotifyType type, gpointer data)
1356 ImageWindow *imd = data;
1358 if (!imd || !image_get_pixbuf(imd) ||
1359 /* imd->il || */ /* loading in progress - do not check - it should start from the beginning anyway */
1360 !imd->image_fd || /* nothing to reload */
1361 imd->state == IMAGE_STATE_NONE /* loading not started, no need to reload */
1364 if (type == NOTIFY_TYPE_REREAD && fd == imd->image_fd)
1370 void image_auto_refresh_enable(ImageWindow *imd, gboolean enable)
1372 if (!enable && imd->auto_refresh && imd->image_fd)
1373 file_data_unregister_real_time_monitor(imd->image_fd);
1375 if (enable && !imd->auto_refresh && imd->image_fd)
1376 file_data_register_real_time_monitor(imd->image_fd);
1378 imd->auto_refresh = enable;
1381 void image_top_window_set_sync(ImageWindow *imd, gint allow_sync)
1383 imd->top_window_sync = allow_sync;
1385 g_object_set(G_OBJECT(imd->pr), "window_fit", allow_sync, NULL);
1388 void image_background_set_color(ImageWindow *imd, GdkColor *color)
1390 pixbuf_renderer_set_color((PixbufRenderer *)imd->pr, color);
1393 void image_color_profile_set(ImageWindow *imd,
1394 gint input_type, gint screen_type,
1399 if (input_type < 0 || input_type >= COLOR_PROFILE_FILE + COLOR_PROFILE_INPUTS ||
1400 screen_type < 0 || screen_type > 1)
1405 imd->color_profile_input = input_type;
1406 imd->color_profile_screen = screen_type;
1407 imd->color_profile_use_image = use_image;
1410 gint image_color_profile_get(ImageWindow *imd,
1411 gint *input_type, gint *screen_type,
1414 if (!imd) return FALSE;
1416 if (input_type) *input_type = imd->color_profile_input;
1417 if (screen_type) *screen_type = imd->color_profile_screen;
1418 if (use_image) *use_image = imd->color_profile_use_image;
1423 void image_color_profile_set_use(ImageWindow *imd, gint enable)
1427 if (imd->color_profile_enable == enable) return;
1429 imd->color_profile_enable = enable;
1432 gint image_color_profile_get_use(ImageWindow *imd)
1434 if (!imd) return FALSE;
1436 return imd->color_profile_enable;
1439 gint image_color_profile_get_from_image(ImageWindow *imd)
1441 if (!imd) return FALSE;
1443 return imd->color_profile_from_image;
1446 void image_set_delay_flip(ImageWindow *imd, gint delay)
1449 imd->delay_flip == delay) return;
1451 imd->delay_flip = delay;
1453 g_object_set(G_OBJECT(imd->pr), "delay_flip", delay, NULL);
1455 if (!imd->delay_flip && imd->il)
1459 pr = PIXBUF_RENDERER(imd->pr);
1460 if (pr->pixbuf) g_object_unref(pr->pixbuf);
1463 image_load_pixbuf_ready(imd);
1467 void image_to_root_window(ImageWindow *imd, gint scaled)
1470 GdkWindow *rootwindow;
1478 pixbuf = image_get_pixbuf(imd);
1479 if (!pixbuf) return;
1481 screen = gtk_widget_get_screen(imd->widget);
1482 rootwindow = gdk_screen_get_root_window(screen);
1483 if (gdk_drawable_get_visual(rootwindow) != gdk_visual_get_system()) return;
1487 width = gdk_screen_width();
1488 height = gdk_screen_height();
1492 pixbuf_renderer_get_scaled_size((PixbufRenderer *)imd->pr, &width, &height);
1495 pb = gdk_pixbuf_scale_simple(pixbuf, width, height, (GdkInterpType)options->image.zoom_quality);
1497 gdk_pixbuf_render_pixmap_and_mask(pb, &pixmap, NULL, 128);
1498 gdk_window_set_back_pixmap(rootwindow, pixmap, FALSE);
1499 gdk_window_clear(rootwindow);
1501 g_object_unref(pixmap);
1506 void image_select(ImageWindow *imd, gboolean select)
1512 gtk_widget_set_state(imd->widget, GTK_STATE_SELECTED);
1513 gtk_widget_set_state(imd->pr, GTK_STATE_NORMAL); /* do not propagate */
1516 gtk_widget_set_state(imd->widget, GTK_STATE_NORMAL);
1522 void image_set_selectable(ImageWindow *imd, gboolean selectable)
1528 gtk_frame_set_shadow_type(GTK_FRAME(imd->frame), GTK_SHADOW_NONE);
1529 gtk_container_set_border_width(GTK_CONTAINER(imd->frame), 4);
1533 gtk_frame_set_shadow_type(GTK_FRAME(imd->frame), GTK_SHADOW_NONE);
1534 gtk_container_set_border_width(GTK_CONTAINER(imd->frame), 0);
1540 *-------------------------------------------------------------------
1542 *-------------------------------------------------------------------
1545 static void image_options_set(ImageWindow *imd)
1547 g_object_set(G_OBJECT(imd->pr), "zoom_quality", options->image.zoom_quality,
1548 "zoom_2pass", options->image.zoom_2pass,
1549 "zoom_expand", options->image.zoom_to_fit_allow_expand,
1550 "dither_quality", options->image.dither_quality,
1551 "scroll_reset", options->image.scroll_reset_method,
1552 "cache_display", options->image.tile_cache_max,
1553 "window_fit", (imd->top_window_sync && options->image.fit_window_to_image),
1554 "window_limit", options->image.limit_window_size,
1555 "window_limit_value", options->image.max_window_size,
1556 "autofit_limit", options->image.limit_autofit_size,
1557 "autofit_limit_value", options->image.max_autofit_size,
1561 pixbuf_renderer_set_parent((PixbufRenderer *)imd->pr, (GtkWindow *)imd->top_window);
1564 void image_options_sync(void)
1576 image_options_set(imd);
1581 *-------------------------------------------------------------------
1583 *-------------------------------------------------------------------
1586 static void image_free(ImageWindow *imd)
1588 image_list = g_list_remove(image_list, imd);
1590 if (imd->auto_refresh && imd->image_fd)
1591 file_data_unregister_real_time_monitor(imd->image_fd);
1593 file_data_unregister_notify_func(image_notify_cb, imd);
1597 image_read_ahead_cancel(imd);
1599 file_data_unref(imd->image_fd);
1601 g_free(imd->title_right);
1605 static void image_destroy_cb(GtkObject *widget, gpointer data)
1607 ImageWindow *imd = data;
1611 gboolean selectable_frame_expose_cb(GtkWidget *widget, GdkEventExpose *event, gpointer data)
1613 gtk_paint_flat_box(widget->style,
1616 (GTK_FRAME(widget))->shadow_type,
1620 widget->allocation.x + 3, widget->allocation.y + 3,
1621 widget->allocation.width - 6, widget->allocation.height - 6);
1628 void image_set_frame(ImageWindow *imd, gboolean frame)
1632 if (frame == imd->has_frame) return;
1634 gtk_widget_hide(imd->pr);
1638 imd->frame = gtk_frame_new(NULL);
1639 gtk_widget_ref(imd->pr);
1640 if (imd->has_frame != -1) gtk_container_remove(GTK_CONTAINER(imd->widget), imd->pr);
1641 gtk_container_add(GTK_CONTAINER(imd->frame), imd->pr);
1642 gtk_widget_unref(imd->pr);
1643 g_signal_connect(G_OBJECT(imd->frame), "expose_event",
1644 G_CALLBACK(selectable_frame_expose_cb), NULL);
1646 GTK_WIDGET_SET_FLAGS(imd->frame, GTK_CAN_FOCUS);
1647 g_signal_connect(G_OBJECT(imd->frame), "focus_in_event",
1648 G_CALLBACK(image_focus_in_cb), imd);
1649 g_signal_connect(G_OBJECT(imd->frame), "focus_out_event",
1650 G_CALLBACK(image_focus_out_cb), imd);
1652 g_signal_connect_after(G_OBJECT(imd->frame), "expose_event",
1653 G_CALLBACK(image_focus_expose), imd);
1656 gtk_box_pack_start_defaults(GTK_BOX(imd->widget), imd->frame);
1657 gtk_widget_show(imd->frame);
1661 gtk_widget_ref(imd->pr);
1664 gtk_container_remove(GTK_CONTAINER(imd->frame), imd->pr);
1665 gtk_widget_destroy(imd->frame);
1668 gtk_box_pack_start_defaults(GTK_BOX(imd->widget), imd->pr);
1669 gtk_widget_unref(imd->pr);
1672 gtk_widget_show(imd->pr);
1674 imd->has_frame = frame;
1677 ImageWindow *image_new(gint frame)
1681 imd = g_new0(ImageWindow, 1);
1683 imd->top_window = NULL;
1685 imd->title_right = NULL;
1686 imd->title_show_zoom = FALSE;
1688 imd->unknown = TRUE;
1690 imd->has_frame = -1; /* not initialized; for image_set_frame */
1691 imd->top_window_sync = FALSE;
1693 imd->delay_alter_type = ALTER_NONE;
1695 imd->read_ahead_il = NULL;
1696 imd->read_ahead_fd = NULL;
1698 imd->completed = FALSE;
1699 imd->state = IMAGE_STATE_NONE;
1701 imd->color_profile_enable = FALSE;
1702 imd->color_profile_input = 0;
1703 imd->color_profile_screen = 0;
1704 imd->color_profile_use_image = FALSE;
1705 imd->color_profile_from_image = COLOR_PROFILE_NONE;
1707 imd->auto_refresh = FALSE;
1709 imd->delay_flip = FALSE;
1711 imd->func_update = NULL;
1712 imd->func_complete = NULL;
1713 imd->func_tile_request = NULL;
1714 imd->func_tile_dispose = NULL;
1716 imd->func_button = NULL;
1717 imd->func_scroll = NULL;
1719 imd->orientation = 1;
1721 imd->pr = GTK_WIDGET(pixbuf_renderer_new());
1723 image_options_set(imd);
1726 imd->widget = gtk_vbox_new(0, 0);
1728 image_set_frame(imd, frame);
1730 image_set_selectable(imd, 0);
1732 g_signal_connect(G_OBJECT(imd->pr), "clicked",
1733 G_CALLBACK(image_click_cb), imd);
1734 g_signal_connect(G_OBJECT(imd->pr), "scroll_notify",
1735 G_CALLBACK(image_scroll_notify_cb), imd);
1737 g_signal_connect(G_OBJECT(imd->pr), "scroll_event",
1738 G_CALLBACK(image_scroll_cb), imd);
1740 g_signal_connect(G_OBJECT(imd->pr), "destroy",
1741 G_CALLBACK(image_destroy_cb), imd);
1743 g_signal_connect(G_OBJECT(imd->pr), "zoom",
1744 G_CALLBACK(image_zoom_cb), imd);
1745 g_signal_connect(G_OBJECT(imd->pr), "render_complete",
1746 G_CALLBACK(image_render_complete_cb), imd);
1747 g_signal_connect(G_OBJECT(imd->pr), "drag",
1748 G_CALLBACK(image_drag_cb), imd);
1750 file_data_register_notify_func(image_notify_cb, imd, NOTIFY_PRIORITY_LOW);
1752 image_list = g_list_append(image_list, imd);