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)
172 const gchar *name = imd->collection->name;
173 if (!name) name = _("Untitled");
174 collection = g_strdup_printf(_(" (Collection %s)"), name);
177 if (imd->title_show_zoom)
179 gchar *buf = image_zoom_get_as_text(imd);
180 zoom = g_strconcat(" [", buf, "]", NULL);
184 title = g_strdup_printf("%s%s%s%s%s%s",
185 imd->title ? imd->title : "",
186 imd->image_fd ? imd->image_fd->name : "",
188 collection ? collection : "",
189 imd->image_fd ? " - " : "",
190 imd->title_right ? imd->title_right : "");
192 gtk_window_set_title(GTK_WINDOW(imd->top_window), title);
200 *-------------------------------------------------------------------
201 * rotation, flip, etc.
202 *-------------------------------------------------------------------
205 static gint image_post_process_color(ImageWindow *imd, gint start_row, ExifData *exif, gint run_in_bg)
208 ColorManProfileType input_type;
209 ColorManProfileType screen_type;
210 const gchar *input_file;
211 const gchar *screen_file;
212 unsigned char *profile = NULL;
215 if (imd->cm) return FALSE;
217 if (imd->color_profile_input >= COLOR_PROFILE_FILE &&
218 imd->color_profile_input < COLOR_PROFILE_FILE + COLOR_PROFILE_INPUTS)
222 n = imd->color_profile_input - COLOR_PROFILE_FILE;
223 if (!options->color_profile.input_file[n]) return FALSE;
225 input_type = COLOR_PROFILE_FILE;
226 input_file = options->color_profile.input_file[n];
228 else if (imd->color_profile_input >= COLOR_PROFILE_SRGB &&
229 imd->color_profile_input < COLOR_PROFILE_FILE)
231 input_type = imd->color_profile_input;
239 if (imd->color_profile_screen == 1 &&
240 options->color_profile.screen_file)
242 screen_type = COLOR_PROFILE_FILE;
243 screen_file = options->color_profile.screen_file;
245 else if (imd->color_profile_screen == 0)
247 screen_type = COLOR_PROFILE_SRGB;
254 imd->color_profile_from_image = COLOR_PROFILE_NONE;
256 if (imd->color_profile_use_image && exif)
258 profile = exif_get_color_profile(exif, &profile_len);
262 gchar *interop_index;
264 /* ColorSpace == 1 specifies sRGB per EXIF 2.2 */
265 if (!exif_get_integer(exif, "Exif.Photo.ColorSpace", &cs)) cs = 0;
266 interop_index = exif_get_data_as_text(exif, "Exif.Iop.InteroperabilityIndex");
270 input_type = COLOR_PROFILE_SRGB;
272 imd->color_profile_from_image = COLOR_PROFILE_SRGB;
274 DEBUG_1("Found EXIF ColorSpace of sRGB");
276 if (cs == 2 || (interop_index && !strcmp(interop_index, "R03")))
278 input_type = COLOR_PROFILE_ADOBERGB;
280 imd->color_profile_from_image = COLOR_PROFILE_ADOBERGB;
282 DEBUG_1("Found EXIF ColorSpace of AdobeRGB");
285 g_free(interop_index);
291 DEBUG_1("Found embedded color profile");
292 imd->color_profile_from_image = COLOR_PROFILE_MEM;
294 cm = color_man_new_embedded(run_in_bg ? imd : NULL, NULL,
295 profile, profile_len,
296 screen_type, screen_file);
301 cm = color_man_new(run_in_bg ? imd : NULL, NULL,
302 input_type, input_file,
303 screen_type, screen_file);
311 cm->incremental_sync = TRUE;
314 imd->cm = (gpointer)cm;
316 if (run_in_bg) color_man_start_bg(imd->cm, image_post_process_color_cb, imd);
325 static void image_post_process_tile_color_cb(PixbufRenderer *pr, GdkPixbuf **pixbuf, gint x, gint y, gint w, gint h, gpointer data)
327 ImageWindow *imd = (ImageWindow *)data;
328 if (imd->cm) color_man_correct_region(imd->cm, *pixbuf, x, y, w, h);
329 if (imd->desaturate) pixbuf_desaturate_rect(*pixbuf, x, y, w, h);
333 void image_alter(ImageWindow *imd, AlterType type)
335 static const gint rotate_90[] = {1, 6, 7, 8, 5, 2, 3, 4, 1};
336 static const gint rotate_90_cc[] = {1, 8, 5, 6, 7, 4, 1, 2, 3};
337 static const gint rotate_180[] = {1, 3, 4, 1, 2, 7, 8, 5, 6};
338 static const gint mirror[] = {1, 2, 1, 4, 3, 6, 5, 8, 7};
339 static const gint flip[] = {1, 4, 3, 2, 1, 8, 7, 6, 5};
342 if (!imd || !imd->pr) return;
344 if (imd->orientation < 1 || imd->orientation > 8) imd->orientation = 1;
348 case ALTER_ROTATE_90:
349 imd->orientation = rotate_90[imd->orientation];
351 case ALTER_ROTATE_90_CC:
352 imd->orientation = rotate_90_cc[imd->orientation];
354 case ALTER_ROTATE_180:
355 imd->orientation = rotate_180[imd->orientation];
358 imd->orientation = mirror[imd->orientation];
361 imd->orientation = flip[imd->orientation];
363 case ALTER_DESATURATE:
364 imd->desaturate = !imd->desaturate;
367 imd->orientation = imd->image_fd->exif_orientation ? imd->image_fd->exif_orientation : 1;
368 imd->desaturate = FALSE;
375 if (type != ALTER_NONE && type != ALTER_DESATURATE)
377 if (imd->image_fd->user_orientation == 0) file_data_ref(imd->image_fd);
378 imd->image_fd->user_orientation = imd->orientation;
382 if (imd->image_fd->user_orientation != 0) file_data_unref(imd->image_fd);
383 imd->image_fd->user_orientation = 0;
386 pixbuf_renderer_set_orientation((PixbufRenderer *)imd->pr, imd->orientation);
387 if (imd->cm || imd->desaturate)
388 pixbuf_renderer_set_post_process_func((PixbufRenderer *)imd->pr, image_post_process_tile_color_cb, (gpointer) imd, (imd->cm != NULL) );
390 pixbuf_renderer_set_post_process_func((PixbufRenderer *)imd->pr, NULL, NULL, TRUE);
395 *-------------------------------------------------------------------
396 * read ahead (prebuffer)
397 *-------------------------------------------------------------------
400 static void image_read_ahead_cancel(ImageWindow *imd)
402 DEBUG_1("%s read ahead cancelled for :%s", get_exec_time(), imd->read_ahead_fd ? imd->read_ahead_fd->path : "null");
404 image_loader_free(imd->read_ahead_il);
405 imd->read_ahead_il = NULL;
407 file_data_unref(imd->read_ahead_fd);
408 imd->read_ahead_fd = NULL;
411 static void image_read_ahead_done_cb(ImageLoader *il, gpointer data)
413 ImageWindow *imd = data;
415 DEBUG_1("%s read ahead done for :%s", get_exec_time(), imd->read_ahead_fd->path);
417 if (!imd->read_ahead_fd->pixbuf)
419 imd->read_ahead_fd->pixbuf = image_loader_get_pixbuf(imd->read_ahead_il);
420 if (imd->read_ahead_fd->pixbuf)
422 g_object_ref(imd->read_ahead_fd->pixbuf);
423 image_cache_set(imd, imd->read_ahead_fd);
427 imd->read_ahead_fd->pixbuf = pixbuf_inline(PIXBUF_INLINE_BROKEN);
430 image_loader_free(imd->read_ahead_il);
431 imd->read_ahead_il = NULL;
433 image_complete_util(imd, TRUE);
436 static void image_read_ahead_error_cb(ImageLoader *il, gpointer data)
438 /* we even treat errors as success, maybe at least some of the file was ok */
439 image_read_ahead_done_cb(il, data);
442 static void image_read_ahead_start(ImageWindow *imd)
444 /* already started ? */
445 if (!imd->read_ahead_fd || imd->read_ahead_il || imd->read_ahead_fd->pixbuf) return;
447 /* still loading ?, do later */
448 if (imd->il /*|| imd->cm*/) return;
450 DEBUG_1("%s read ahead started for :%s", get_exec_time(), imd->read_ahead_fd->path);
452 imd->read_ahead_il = image_loader_new(imd->read_ahead_fd);
454 image_loader_set_error_func(imd->read_ahead_il, image_read_ahead_error_cb, imd);
455 if (!image_loader_start(imd->read_ahead_il, image_read_ahead_done_cb, imd))
457 image_read_ahead_cancel(imd);
458 image_complete_util(imd, TRUE);
462 static void image_read_ahead_set(ImageWindow *imd, FileData *fd)
464 if (imd->read_ahead_fd && fd && imd->read_ahead_fd == fd) return;
466 image_read_ahead_cancel(imd);
468 imd->read_ahead_fd = file_data_ref(fd);
470 DEBUG_1("read ahead set to :%s", imd->read_ahead_fd->path);
472 image_read_ahead_start(imd);
476 *-------------------------------------------------------------------
478 *-------------------------------------------------------------------
481 static void image_cache_release_cb(FileData *fd)
483 g_object_unref(fd->pixbuf);
487 static FileCacheData *image_get_cache()
489 static FileCacheData *cache = NULL;
490 if (!cache) cache = file_cache_new(image_cache_release_cb, 1);
491 file_cache_set_max_size(cache, (gulong)options->image.image_cache_max * 1048576); /* update from options */
495 static void image_cache_set(ImageWindow *imd, FileData *fd)
497 g_assert(fd->pixbuf);
499 file_cache_put(image_get_cache(), fd, (gulong)gdk_pixbuf_get_rowstride(fd->pixbuf) * (gulong)gdk_pixbuf_get_height(fd->pixbuf));
502 static gint image_cache_get(ImageWindow *imd)
506 success = file_cache_get(image_get_cache(), imd->image_fd);
509 g_assert(imd->image_fd->pixbuf);
510 image_change_pixbuf(imd, imd->image_fd->pixbuf, image_zoom_get(imd));
513 file_cache_dump(image_get_cache());
518 *-------------------------------------------------------------------
520 *-------------------------------------------------------------------
523 static void image_load_pixbuf_ready(ImageWindow *imd)
525 if (image_get_pixbuf(imd) || !imd->il) return;
527 image_change_pixbuf(imd, image_loader_get_pixbuf(imd->il), image_zoom_get(imd));
530 static void image_load_area_cb(ImageLoader *il, guint x, guint y, guint w, guint h, gpointer data)
532 ImageWindow *imd = data;
535 pr = (PixbufRenderer *)imd->pr;
537 if (imd->delay_flip &&
538 pr->pixbuf != image_loader_get_pixbuf(il))
543 if (!pr->pixbuf) image_load_pixbuf_ready(imd);
545 pixbuf_renderer_area_changed(pr, x, y, w, h);
548 static void image_load_done_cb(ImageLoader *il, gpointer data)
550 ImageWindow *imd = data;
552 DEBUG_1("%s image done", get_exec_time());
554 g_object_set(G_OBJECT(imd->pr), "loading", FALSE, NULL);
555 image_state_unset(imd, IMAGE_STATE_LOADING);
557 if (options->image.enable_read_ahead && imd->image_fd && !imd->image_fd->pixbuf && image_loader_get_pixbuf(imd->il))
559 imd->image_fd->pixbuf = gdk_pixbuf_ref(image_loader_get_pixbuf(imd->il));
560 image_cache_set(imd, imd->image_fd);
563 if (imd->delay_flip &&
564 image_get_pixbuf(imd) != image_loader_get_pixbuf(imd->il))
566 g_object_set(G_OBJECT(imd->pr), "complete", FALSE, NULL);
567 image_change_pixbuf(imd, image_loader_get_pixbuf(imd->il), image_zoom_get(imd));
570 image_loader_free(imd->il);
573 // image_post_process(imd, TRUE);
575 image_read_ahead_start(imd);
578 static void image_load_error_cb(ImageLoader *il, gpointer data)
580 DEBUG_1("%s image error", get_exec_time());
582 /* even on error handle it like it was done,
583 * since we have a pixbuf with _something_ */
585 image_load_done_cb(il, data);
588 #ifdef IMAGE_THROTTLE_LARGER_IMAGES
589 static void image_load_buffer_throttle(ImageLoader *il)
591 if (!il || il->bytes_total < IMAGE_THROTTLE_THRESHOLD) return;
593 /* Larger image files usually have larger chunks of data per pixel...
594 * So increase the buffer read size so that the rendering chunks called
598 image_loader_set_buffer_size(il, IMAGE_LOAD_BUFFER_COUNT * IMAGE_THROTTLE_FACTOR);
602 /* this read ahead is located here merely for the callbacks, above */
604 static gint image_read_ahead_check(ImageWindow *imd)
606 if (!imd->read_ahead_fd) return FALSE;
607 if (imd->il) return FALSE;
609 if (!imd->image_fd || imd->read_ahead_fd != imd->image_fd)
611 image_read_ahead_cancel(imd);
615 if (imd->read_ahead_il)
617 imd->il = imd->read_ahead_il;
618 imd->read_ahead_il = NULL;
620 /* override the old signals */
621 image_loader_set_area_ready_func(imd->il, image_load_area_cb, imd);
622 image_loader_set_error_func(imd->il, image_load_error_cb, imd);
623 image_loader_set_done_func(imd->il, image_load_done_cb, imd);
624 image_loader_set_buffer_size(imd->il, IMAGE_LOAD_BUFFER_COUNT);
626 #ifdef IMAGE_THROTTLE_LARGER_IMAGES
627 image_load_buffer_throttle(imd->il);
630 g_object_set(G_OBJECT(imd->pr), "loading", TRUE, NULL);
631 image_state_set(imd, IMAGE_STATE_LOADING);
633 if (!imd->delay_flip)
635 image_change_pixbuf(imd, image_loader_get_pixbuf(imd->il), image_zoom_get(imd));
638 file_data_unref(imd->read_ahead_fd);
639 imd->read_ahead_fd = NULL;
642 else if (imd->read_ahead_fd->pixbuf)
644 image_change_pixbuf(imd, imd->read_ahead_fd->pixbuf, image_zoom_get(imd));
646 file_data_unref(imd->read_ahead_fd);
647 imd->read_ahead_fd = NULL;
649 // image_post_process(imd, FALSE);
653 image_read_ahead_cancel(imd);
657 static gint image_load_begin(ImageWindow *imd, FileData *fd)
659 DEBUG_1("%s image begin", get_exec_time());
661 if (imd->il) return FALSE;
663 imd->completed = FALSE;
664 g_object_set(G_OBJECT(imd->pr), "complete", FALSE, NULL);
666 if (image_cache_get(imd))
668 DEBUG_1("from cache: %s", imd->image_fd->path);
672 if (image_read_ahead_check(imd))
674 DEBUG_1("from read ahead buffer: %s", imd->image_fd->path);
678 if (!imd->delay_flip && image_get_pixbuf(imd))
682 pr = PIXBUF_RENDERER(imd->pr);
683 if (pr->pixbuf) g_object_unref(pr->pixbuf);
687 g_object_set(G_OBJECT(imd->pr), "loading", TRUE, NULL);
689 imd->il = image_loader_new(fd);
691 image_loader_set_area_ready_func(imd->il, image_load_area_cb, imd);
692 image_loader_set_error_func(imd->il, image_load_error_cb, imd);
693 image_loader_set_buffer_size(imd->il, IMAGE_LOAD_BUFFER_COUNT);
695 if (!image_loader_start(imd->il, image_load_done_cb, imd))
697 DEBUG_1("image start error");
699 g_object_set(G_OBJECT(imd->pr), "loading", FALSE, NULL);
701 image_loader_free(imd->il);
704 image_complete_util(imd, FALSE);
709 image_state_set(imd, IMAGE_STATE_LOADING);
711 #ifdef IMAGE_THROTTLE_LARGER_IMAGES
712 image_load_buffer_throttle(imd->il);
715 if (!imd->delay_flip && !image_get_pixbuf(imd)) image_load_pixbuf_ready(imd);
720 static void image_reset(ImageWindow *imd)
722 /* stops anything currently being done */
724 DEBUG_1("%s image reset", get_exec_time());
726 g_object_set(G_OBJECT(imd->pr), "loading", FALSE, NULL);
728 image_loader_free(imd->il);
731 color_man_free((ColorMan *)imd->cm);
734 imd->delay_alter_type = ALTER_NONE;
736 image_state_set(imd, IMAGE_STATE_NONE);
740 *-------------------------------------------------------------------
742 *-------------------------------------------------------------------
745 static void image_change_complete(ImageWindow *imd, gdouble zoom, gint new)
749 if (imd->image_fd && isfile(imd->image_fd->path))
753 pr = PIXBUF_RENDERER(imd->pr);
754 pr->zoom = zoom; /* store the zoom, needed by the loader */
756 if (image_load_begin(imd, imd->image_fd))
758 imd->unknown = FALSE;
764 pixbuf = pixbuf_inline(PIXBUF_INLINE_BROKEN);
765 image_change_pixbuf(imd, pixbuf, zoom);
766 g_object_unref(pixbuf);
777 pixbuf = pixbuf_inline(PIXBUF_INLINE_BROKEN);
778 image_change_pixbuf(imd, pixbuf, zoom);
779 g_object_unref(pixbuf);
783 image_change_pixbuf(imd, NULL, zoom);
788 image_update_util(imd);
791 static void image_change_real(ImageWindow *imd, FileData *fd,
792 CollectionData *cd, CollectInfo *info, gdouble zoom)
795 imd->collection = cd;
796 imd->collection_info = info;
798 if (imd->auto_refresh && imd->image_fd)
799 file_data_unregister_real_time_monitor(imd->image_fd);
801 file_data_unref(imd->image_fd);
802 imd->image_fd = file_data_ref(fd);
805 image_change_complete(imd, zoom, TRUE);
807 image_update_title(imd);
808 image_state_set(imd, IMAGE_STATE_IMAGE);
810 if (imd->auto_refresh && imd->image_fd)
811 file_data_register_real_time_monitor(imd->image_fd);
815 *-------------------------------------------------------------------
817 *-------------------------------------------------------------------
820 static void image_focus_paint(ImageWindow *imd, gint has_focus, GdkRectangle *area)
824 widget = imd->widget;
825 if (!widget->window) return;
829 gtk_paint_focus(widget->style, widget->window, GTK_STATE_ACTIVE,
830 area, widget, "image_window",
831 widget->allocation.x, widget->allocation.y,
832 widget->allocation.width - 1, widget->allocation.height - 1);
836 gtk_paint_shadow(widget->style, widget->window, GTK_STATE_NORMAL, GTK_SHADOW_IN,
837 area, widget, "image_window",
838 widget->allocation.x, widget->allocation.y,
839 widget->allocation.width - 1, widget->allocation.height - 1);
843 static gint image_focus_expose(GtkWidget *widget, GdkEventExpose *event, gpointer data)
845 ImageWindow *imd = data;
847 image_focus_paint(imd, GTK_WIDGET_HAS_FOCUS(widget), &event->area);
851 static gint image_focus_in_cb(GtkWidget *widget, GdkEventFocus *event, gpointer data)
853 ImageWindow *imd = data;
855 GTK_WIDGET_SET_FLAGS(imd->widget, GTK_HAS_FOCUS);
856 image_focus_paint(imd, TRUE, NULL);
861 static gint image_focus_out_cb(GtkWidget *widget, GdkEventFocus *event, gpointer data)
863 ImageWindow *imd = data;
865 GTK_WIDGET_UNSET_FLAGS(imd->widget, GTK_HAS_FOCUS);
866 image_focus_paint(imd, FALSE, NULL);
871 static gint image_scroll_cb(GtkWidget *widget, GdkEventScroll *event, gpointer data)
873 ImageWindow *imd = data;
875 if (imd->func_scroll &&
876 event && event->type == GDK_SCROLL)
878 imd->func_scroll(imd, event, imd->data_scroll);
886 *-------------------------------------------------------------------
888 *-------------------------------------------------------------------
891 void image_attach_window(ImageWindow *imd, GtkWidget *window,
892 const gchar *title, const gchar *title_right, gint show_zoom)
894 imd->top_window = window;
896 imd->title = g_strdup(title);
897 g_free(imd->title_right);
898 imd->title_right = g_strdup(title_right);
899 imd->title_show_zoom = show_zoom;
901 if (!options->image.fit_window_to_image) window = NULL;
903 pixbuf_renderer_set_parent((PixbufRenderer *)imd->pr, (GtkWindow *)window);
905 image_update_title(imd);
908 void image_set_update_func(ImageWindow *imd,
909 void (*func)(ImageWindow *imd, gpointer data),
912 imd->func_update = func;
913 imd->data_update = data;
916 void image_set_complete_func(ImageWindow *imd,
917 void (*func)(ImageWindow *imd, gint preload, gpointer data),
920 imd->func_complete = func;
921 imd->data_complete = data;
924 void image_set_state_func(ImageWindow *imd,
925 void (*func)(ImageWindow *imd, ImageState state, gpointer data),
928 imd->func_state = func;
929 imd->data_state = data;
933 void image_set_button_func(ImageWindow *imd,
934 void (*func)(ImageWindow *, GdkEventButton *event, gpointer),
937 imd->func_button = func;
938 imd->data_button = data;
941 void image_set_drag_func(ImageWindow *imd,
942 void (*func)(ImageWindow *, GdkEventButton *event, gdouble dx, gdouble dy, gpointer),
945 imd->func_drag = func;
946 imd->data_drag = data;
949 void image_set_scroll_func(ImageWindow *imd,
950 void (*func)(ImageWindow *, GdkEventScroll *event, gpointer),
953 imd->func_scroll = func;
954 imd->data_scroll = data;
957 void image_set_scroll_notify_func(ImageWindow *imd,
958 void (*func)(ImageWindow *imd, gint x, gint y, gint width, gint height, gpointer data),
961 imd->func_scroll_notify = func;
962 imd->data_scroll_notify = data;
967 const gchar *image_get_path(ImageWindow *imd)
969 if (imd->image_fd == NULL) return NULL;
970 return imd->image_fd->path;
973 const gchar *image_get_name(ImageWindow *imd)
975 if (imd->image_fd == NULL) return NULL;
976 return imd->image_fd->name;
979 FileData *image_get_fd(ImageWindow *imd)
981 return imd->image_fd;
984 /* merely changes path string, does not change the image! */
985 void image_set_fd(ImageWindow *imd, FileData *fd)
987 if (imd->auto_refresh && imd->image_fd)
988 file_data_unregister_real_time_monitor(imd->image_fd);
990 file_data_unref(imd->image_fd);
991 imd->image_fd = file_data_ref(fd);
993 image_update_title(imd);
994 image_state_set(imd, IMAGE_STATE_IMAGE);
996 if (imd->auto_refresh && imd->image_fd)
997 file_data_register_real_time_monitor(imd->image_fd);
1000 /* load a new image */
1002 void image_change_fd(ImageWindow *imd, FileData *fd, gdouble zoom)
1004 if (imd->image_fd == fd) return;
1006 image_change_real(imd, fd, NULL, NULL, zoom);
1009 gint image_get_image_size(ImageWindow *imd, gint *width, gint *height)
1011 return pixbuf_renderer_get_image_size(PIXBUF_RENDERER(imd->pr), width, height);
1014 GdkPixbuf *image_get_pixbuf(ImageWindow *imd)
1016 return pixbuf_renderer_get_pixbuf((PixbufRenderer *)imd->pr);
1019 void image_change_pixbuf(ImageWindow *imd, GdkPixbuf *pixbuf, gdouble zoom)
1022 ExifData *exif = NULL;
1023 gint read_exif_for_color_profile = (imd->color_profile_enable && imd->color_profile_use_image);
1024 gint read_exif_for_orientation = FALSE;
1026 if (imd->image_fd && imd->image_fd->user_orientation)
1027 imd->orientation = imd->image_fd->user_orientation;
1028 else if (options->image.exif_rotate_enable)
1029 read_exif_for_orientation = TRUE;
1031 if (read_exif_for_color_profile || read_exif_for_orientation)
1035 exif = exif_read_fd(imd->image_fd);
1037 if (exif && read_exif_for_orientation)
1039 if (exif_get_integer(exif, "Exif.Image.Orientation", &orientation))
1040 imd->orientation = orientation;
1042 imd->orientation = 1;
1043 imd->image_fd->exif_orientation = imd->orientation;
1047 pixbuf_renderer_set_post_process_func((PixbufRenderer *)imd->pr, NULL, NULL, FALSE);
1050 color_man_free(imd->cm);
1054 pixbuf_renderer_set_pixbuf((PixbufRenderer *)imd->pr, pixbuf, zoom);
1055 pixbuf_renderer_set_orientation((PixbufRenderer *)imd->pr, imd->orientation);
1057 if (imd->color_profile_enable)
1059 if (!image_post_process_color(imd, 0, exif, FALSE))
1061 /* fixme: note error to user */
1062 // image_state_set(imd, IMAGE_STATE_COLOR_ADJ);
1066 if (read_exif_for_color_profile || read_exif_for_orientation)
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);