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 #define IMAGE_AUTO_REFRESH_TIME 3000
51 static GList *image_list = NULL;
54 static void image_update_title(ImageWindow *imd);
55 static void image_read_ahead_start(ImageWindow *imd);
56 static void image_cache_set(ImageWindow *imd, FileData *fd);
59 *-------------------------------------------------------------------
61 *-------------------------------------------------------------------
64 static void image_click_cb(PixbufRenderer *pr, GdkEventButton *event, gpointer data)
66 ImageWindow *imd = data;
70 imd->func_button(imd, event->button, event->time,
71 event->x, event->y, event->state, imd->data_button);
75 static void image_drag_cb(PixbufRenderer *pr, GdkEventButton *event, gpointer data)
77 ImageWindow *imd = data;
80 pixbuf_renderer_get_scaled_size(pr, &width, &height);
84 imd->func_drag(imd, event->button, event->time,
85 event->x, event->y, event->state,
86 (gfloat)(pr->drag_last_x - event->x) / width, (gfloat)(pr->drag_last_y - event->y) / height,
91 static void image_scroll_notify_cb(PixbufRenderer *pr, gpointer data)
93 ImageWindow *imd = data;
95 if (imd->func_scroll_notify && pr->scale)
97 imd->func_scroll_notify(imd,
98 (gint)((gdouble)pr->x_scroll / pr->scale),
99 (gint)((gdouble)pr->y_scroll / pr->scale),
100 (gint)((gdouble)pr->image_width - pr->vis_width / pr->scale),
101 (gint)((gdouble)pr->image_height - pr->vis_height / pr->scale),
102 imd->data_scroll_notify);
106 static void image_update_util(ImageWindow *imd)
108 if (imd->func_update) imd->func_update(imd, imd->data_update);
111 static void image_zoom_cb(PixbufRenderer *pr, gdouble zoom, gpointer data)
113 ImageWindow *imd = data;
115 if (imd->title_show_zoom) image_update_title(imd);
116 if (imd->overlay_show_zoom) image_osd_update(imd);
118 image_update_util(imd);
121 static void image_complete_util(ImageWindow *imd, gint preload)
123 if (imd->il && image_get_pixbuf(imd) != image_loader_get_pixbuf(imd->il)) return;
125 DEBUG_1("%s image load completed \"%s\" (%s)", get_exec_time(),
126 (preload) ? (imd->read_ahead_fd ? imd->read_ahead_fd->path : "null") :
127 (imd->image_fd ? imd->image_fd->path : "null"),
128 (preload) ? "preload" : "current");
130 if (!preload) imd->completed = TRUE;
131 if (imd->func_complete) imd->func_complete(imd, preload, imd->data_complete);
134 static void image_render_complete_cb(PixbufRenderer *pr, gpointer data)
136 ImageWindow *imd = data;
138 image_complete_util(imd, FALSE);
141 static void image_state_set(ImageWindow *imd, ImageState state)
143 if (state == IMAGE_STATE_NONE)
151 if (imd->func_state) imd->func_state(imd, state, imd->data_state);
154 static void image_state_unset(ImageWindow *imd, ImageState state)
156 imd->state &= ~state;
157 if (imd->func_state) imd->func_state(imd, state, imd->data_state);
161 *-------------------------------------------------------------------
163 *-------------------------------------------------------------------
166 static void image_update_title(ImageWindow *imd)
170 gchar *collection = NULL;
172 if (!imd->top_window) return;
174 if (imd->collection && collection_to_number(imd->collection) >= 0)
177 name = imd->collection->name;
178 if (!name) name = _("Untitled");
179 collection = g_strdup_printf(" (Collection %s)", name);
182 if (imd->title_show_zoom)
184 gchar *buf = image_zoom_get_as_text(imd);
185 zoom = g_strconcat(" [", buf, "]", NULL);
189 title = g_strdup_printf("%s%s%s%s%s%s",
190 imd->title ? imd->title : "",
191 imd->image_fd ? imd->image_fd->name : "",
193 collection ? collection : "",
194 imd->image_fd ? " - " : "",
195 imd->title_right ? imd->title_right : "");
197 gtk_window_set_title(GTK_WINDOW(imd->top_window), title);
205 *-------------------------------------------------------------------
206 * rotation, flip, etc.
207 *-------------------------------------------------------------------
210 static gint image_post_process_color(ImageWindow *imd, gint start_row, ExifData *exif, gint run_in_bg)
213 ColorManProfileType input_type;
214 ColorManProfileType screen_type;
215 const gchar *input_file;
216 const gchar *screen_file;
217 unsigned char *profile = NULL;
220 if (imd->cm) return FALSE;
222 if (imd->color_profile_input >= COLOR_PROFILE_FILE &&
223 imd->color_profile_input < COLOR_PROFILE_FILE + COLOR_PROFILE_INPUTS)
227 n = imd->color_profile_input - COLOR_PROFILE_FILE;
228 if (!options->color_profile.input_file[n]) return FALSE;
230 input_type = COLOR_PROFILE_FILE;
231 input_file = options->color_profile.input_file[n];
233 else if (imd->color_profile_input >= COLOR_PROFILE_SRGB &&
234 imd->color_profile_input < COLOR_PROFILE_FILE)
236 input_type = imd->color_profile_input;
244 if (imd->color_profile_screen == 1 &&
245 options->color_profile.screen_file)
247 screen_type = COLOR_PROFILE_FILE;
248 screen_file = options->color_profile.screen_file;
250 else if (imd->color_profile_screen == 0)
252 screen_type = COLOR_PROFILE_SRGB;
259 imd->color_profile_from_image = COLOR_PROFILE_NONE;
261 if (imd->color_profile_use_image && exif)
263 profile = exif_get_color_profile(exif, &profile_len);
267 gchar *interop_index;
269 /* ColorSpace == 1 specifies sRGB per EXIF 2.2 */
270 if (!exif_get_integer(exif, "Exif.Photo.ColorSpace", &cs)) cs = 0;
271 interop_index = exif_get_data_as_text(exif, "Exif.Iop.InteroperabilityIndex");
275 input_type = COLOR_PROFILE_SRGB;
277 imd->color_profile_from_image = COLOR_PROFILE_SRGB;
279 DEBUG_1("Found EXIF ColorSpace of sRGB");
281 if (cs == 2 || (interop_index && !strcmp(interop_index, "R03")))
283 input_type = COLOR_PROFILE_ADOBERGB;
285 imd->color_profile_from_image = COLOR_PROFILE_ADOBERGB;
287 DEBUG_1("Found EXIF ColorSpace of AdobeRGB");
290 g_free(interop_index);
296 DEBUG_1("Found embedded color profile");
297 imd->color_profile_from_image = COLOR_PROFILE_MEM;
299 cm = color_man_new_embedded(run_in_bg ? imd : NULL, NULL,
300 profile, profile_len,
301 screen_type, screen_file);
306 cm = color_man_new(run_in_bg ? imd : NULL, NULL,
307 input_type, input_file,
308 screen_type, screen_file);
316 cm->incremental_sync = TRUE;
319 imd->cm = (gpointer)cm;
321 if (run_in_bg) color_man_start_bg(imd->cm, image_post_process_color_cb, imd);
330 static void image_post_process_tile_color_cb(PixbufRenderer *pr, GdkPixbuf **pixbuf, gint x, gint y, gint w, gint h, gpointer data)
332 ImageWindow *imd = (ImageWindow *)data;
333 if (imd->cm) color_man_correct_region(imd->cm, *pixbuf, x, y, w, h);
334 if (imd->desaturate) pixbuf_desaturate_rect(*pixbuf, x, y, w, h);
338 void image_alter(ImageWindow *imd, AlterType type)
340 static const gint rotate_90[] = {1, 6, 7, 8, 5, 2, 3, 4, 1};
341 static const gint rotate_90_cc[] = {1, 8, 5, 6, 7, 4, 1, 2, 3};
342 static const gint rotate_180[] = {1, 3, 4, 1, 2, 7, 8, 5, 6};
343 static const gint mirror[] = {1, 2, 1, 4, 3, 6, 5, 8, 7};
344 static const gint flip[] = {1, 4, 3, 2, 1, 8, 7, 6, 5};
347 if (!imd || !imd->pr) return;
349 if (imd->orientation < 1 || imd->orientation > 8) imd->orientation = 1;
353 case ALTER_ROTATE_90:
354 imd->orientation = rotate_90[imd->orientation];
356 case ALTER_ROTATE_90_CC:
357 imd->orientation = rotate_90_cc[imd->orientation];
359 case ALTER_ROTATE_180:
360 imd->orientation = rotate_180[imd->orientation];
363 imd->orientation = mirror[imd->orientation];
366 imd->orientation = flip[imd->orientation];
368 case ALTER_DESATURATE:
369 imd->desaturate = !imd->desaturate;
372 imd->orientation = imd->image_fd->exif_orientation ? imd->image_fd->exif_orientation : 1;
373 imd->desaturate = FALSE;
380 if (type != ALTER_NONE && type != ALTER_DESATURATE)
382 if (imd->image_fd->user_orientation == 0) file_data_ref(imd->image_fd);
383 imd->image_fd->user_orientation = imd->orientation;
387 if (imd->image_fd->user_orientation != 0) file_data_unref(imd->image_fd);
388 imd->image_fd->user_orientation = 0;
391 pixbuf_renderer_set_orientation((PixbufRenderer *)imd->pr, imd->orientation);
392 if (imd->cm || imd->desaturate)
393 pixbuf_renderer_set_post_process_func((PixbufRenderer *)imd->pr, image_post_process_tile_color_cb, (gpointer) imd, (imd->cm != NULL) );
395 pixbuf_renderer_set_post_process_func((PixbufRenderer *)imd->pr, NULL, NULL, TRUE);
400 *-------------------------------------------------------------------
401 * read ahead (prebuffer)
402 *-------------------------------------------------------------------
405 static void image_read_ahead_cancel(ImageWindow *imd)
407 DEBUG_1("%s read ahead cancelled for :%s", get_exec_time(), imd->read_ahead_fd ? imd->read_ahead_fd->path : "null");
409 image_loader_free(imd->read_ahead_il);
410 imd->read_ahead_il = NULL;
412 file_data_unref(imd->read_ahead_fd);
413 imd->read_ahead_fd = NULL;
416 static void image_read_ahead_done_cb(ImageLoader *il, gpointer data)
418 ImageWindow *imd = data;
420 DEBUG_1("%s read ahead done for :%s", get_exec_time(), imd->read_ahead_fd->path);
422 if (!imd->read_ahead_fd->pixbuf)
424 imd->read_ahead_fd->pixbuf = image_loader_get_pixbuf(imd->read_ahead_il);
425 if (imd->read_ahead_fd->pixbuf)
427 g_object_ref(imd->read_ahead_fd->pixbuf);
428 image_cache_set(imd, imd->read_ahead_fd);
432 imd->read_ahead_fd->pixbuf = pixbuf_inline(PIXBUF_INLINE_BROKEN);
435 image_loader_free(imd->read_ahead_il);
436 imd->read_ahead_il = NULL;
438 image_complete_util(imd, TRUE);
441 static void image_read_ahead_error_cb(ImageLoader *il, gpointer data)
443 /* we even treat errors as success, maybe at least some of the file was ok */
444 image_read_ahead_done_cb(il, data);
447 static void image_read_ahead_start(ImageWindow *imd)
449 /* already started ? */
450 if (!imd->read_ahead_fd || imd->read_ahead_il || imd->read_ahead_fd->pixbuf) return;
452 /* still loading ?, do later */
453 if (imd->il /*|| imd->cm*/) return;
455 DEBUG_1("%s read ahead started for :%s", get_exec_time(), imd->read_ahead_fd->path);
457 imd->read_ahead_il = image_loader_new(imd->read_ahead_fd);
459 image_loader_set_error_func(imd->read_ahead_il, image_read_ahead_error_cb, imd);
460 if (!image_loader_start(imd->read_ahead_il, image_read_ahead_done_cb, imd))
462 image_read_ahead_cancel(imd);
463 image_complete_util(imd, TRUE);
467 static void image_read_ahead_set(ImageWindow *imd, FileData *fd)
469 if (imd->read_ahead_fd && fd && imd->read_ahead_fd == fd) return;
471 image_read_ahead_cancel(imd);
473 imd->read_ahead_fd = file_data_ref(fd);
475 DEBUG_1("read ahead set to :%s", imd->read_ahead_fd->path);
477 image_read_ahead_start(imd);
481 *-------------------------------------------------------------------
483 *-------------------------------------------------------------------
486 static void image_cache_release_cb(FileData *fd)
488 g_object_unref(fd->pixbuf);
492 static FileCacheData *image_get_cache()
494 static FileCacheData *cache = NULL;
495 if (!cache) cache = file_cache_new(image_cache_release_cb, 5);
499 static void image_cache_set(ImageWindow *imd, FileData *fd)
502 file_cache_put(image_get_cache(), fd, 1);
504 g_assert(fd->pixbuf);
507 static gint image_cache_get(ImageWindow *imd)
511 success = file_cache_get(image_get_cache(), imd->image_fd);
514 g_assert(imd->image_fd->pixbuf);
515 image_change_pixbuf(imd, imd->image_fd->pixbuf, image_zoom_get(imd));
518 file_cache_dump(image_get_cache());
523 *-------------------------------------------------------------------
525 *-------------------------------------------------------------------
528 static void image_load_pixbuf_ready(ImageWindow *imd)
530 if (image_get_pixbuf(imd) || !imd->il) return;
532 image_change_pixbuf(imd, image_loader_get_pixbuf(imd->il), image_zoom_get(imd));
535 static void image_load_area_cb(ImageLoader *il, guint x, guint y, guint w, guint h, gpointer data)
537 ImageWindow *imd = data;
540 pr = (PixbufRenderer *)imd->pr;
542 if (imd->delay_flip &&
543 pr->pixbuf != image_loader_get_pixbuf(il))
548 if (!pr->pixbuf) image_load_pixbuf_ready(imd);
550 pixbuf_renderer_area_changed(pr, x, y, w, h);
553 static void image_load_done_cb(ImageLoader *il, gpointer data)
555 ImageWindow *imd = data;
557 DEBUG_1("%s image done", get_exec_time());
559 g_object_set(G_OBJECT(imd->pr), "loading", FALSE, NULL);
560 image_state_unset(imd, IMAGE_STATE_LOADING);
562 if (options->image.enable_read_ahead && imd->image_fd && !imd->image_fd->pixbuf && image_loader_get_pixbuf(imd->il))
564 imd->image_fd->pixbuf = gdk_pixbuf_ref(image_loader_get_pixbuf(imd->il));
565 image_cache_set(imd, imd->image_fd);
568 if (imd->delay_flip &&
569 image_get_pixbuf(imd) != image_loader_get_pixbuf(imd->il))
571 g_object_set(G_OBJECT(imd->pr), "complete", FALSE, NULL);
572 image_change_pixbuf(imd, image_loader_get_pixbuf(imd->il), image_zoom_get(imd));
575 image_loader_free(imd->il);
578 // image_post_process(imd, TRUE);
580 image_read_ahead_start(imd);
583 static void image_load_error_cb(ImageLoader *il, gpointer data)
585 DEBUG_1("%s image error", get_exec_time());
587 /* even on error handle it like it was done,
588 * since we have a pixbuf with _something_ */
590 image_load_done_cb(il, data);
593 #ifdef IMAGE_THROTTLE_LARGER_IMAGES
594 static void image_load_buffer_throttle(ImageLoader *il)
596 if (!il || il->bytes_total < IMAGE_THROTTLE_THRESHOLD) return;
598 /* Larger image files usually have larger chunks of data per pixel...
599 * So increase the buffer read size so that the rendering chunks called
603 image_loader_set_buffer_size(il, IMAGE_LOAD_BUFFER_COUNT * IMAGE_THROTTLE_FACTOR);
607 /* this read ahead is located here merely for the callbacks, above */
609 static gint image_read_ahead_check(ImageWindow *imd)
611 if (!imd->read_ahead_fd) return FALSE;
612 if (imd->il) return FALSE;
614 if (!imd->image_fd || imd->read_ahead_fd != imd->image_fd)
616 image_read_ahead_cancel(imd);
620 if (imd->read_ahead_il)
622 imd->il = imd->read_ahead_il;
623 imd->read_ahead_il = NULL;
625 /* override the old signals */
626 image_loader_set_area_ready_func(imd->il, image_load_area_cb, imd);
627 image_loader_set_error_func(imd->il, image_load_error_cb, imd);
628 image_loader_set_buffer_size(imd->il, IMAGE_LOAD_BUFFER_COUNT);
630 #ifdef IMAGE_THROTTLE_LARGER_IMAGES
631 image_load_buffer_throttle(imd->il);
634 /* do this one directly (probably should add a set func) */
635 imd->il->func_done = image_load_done_cb;
637 g_object_set(G_OBJECT(imd->pr), "loading", TRUE, NULL);
638 image_state_set(imd, IMAGE_STATE_LOADING);
640 if (!imd->delay_flip)
642 image_change_pixbuf(imd, image_loader_get_pixbuf(imd->il), image_zoom_get(imd));
645 file_data_unref(imd->read_ahead_fd);
646 imd->read_ahead_fd = NULL;
649 else if (imd->read_ahead_fd->pixbuf)
651 image_change_pixbuf(imd, imd->read_ahead_fd->pixbuf, image_zoom_get(imd));
653 file_data_unref(imd->read_ahead_fd);
654 imd->read_ahead_fd = NULL;
656 // image_post_process(imd, FALSE);
660 image_read_ahead_cancel(imd);
664 static gint image_load_begin(ImageWindow *imd, FileData *fd)
666 DEBUG_1("%s image begin", get_exec_time());
668 if (imd->il) return FALSE;
670 imd->completed = FALSE;
671 g_object_set(G_OBJECT(imd->pr), "complete", FALSE, NULL);
673 if (image_cache_get(imd))
675 DEBUG_1("from post buffer: %s", imd->image_fd->path);
679 if (image_read_ahead_check(imd))
681 DEBUG_1("from read ahead buffer: %s", imd->image_fd->path);
685 if (!imd->delay_flip && image_get_pixbuf(imd))
689 pr = PIXBUF_RENDERER(imd->pr);
690 if (pr->pixbuf) g_object_unref(pr->pixbuf);
694 g_object_set(G_OBJECT(imd->pr), "loading", TRUE, NULL);
696 imd->il = image_loader_new(fd);
698 image_loader_set_area_ready_func(imd->il, image_load_area_cb, imd);
699 image_loader_set_error_func(imd->il, image_load_error_cb, imd);
700 image_loader_set_buffer_size(imd->il, IMAGE_LOAD_BUFFER_COUNT);
702 if (!image_loader_start(imd->il, image_load_done_cb, imd))
704 DEBUG_1("image start error");
706 g_object_set(G_OBJECT(imd->pr), "loading", FALSE, NULL);
708 image_loader_free(imd->il);
711 image_complete_util(imd, FALSE);
716 image_state_set(imd, IMAGE_STATE_LOADING);
718 #ifdef IMAGE_THROTTLE_LARGER_IMAGES
719 image_load_buffer_throttle(imd->il);
722 if (!imd->delay_flip && !image_get_pixbuf(imd)) image_load_pixbuf_ready(imd);
727 static void image_reset(ImageWindow *imd)
729 /* stops anything currently being done */
731 DEBUG_1("%s image reset", get_exec_time());
733 g_object_set(G_OBJECT(imd->pr), "loading", FALSE, NULL);
735 image_loader_free(imd->il);
738 color_man_free((ColorMan *)imd->cm);
741 imd->delay_alter_type = ALTER_NONE;
743 image_state_set(imd, IMAGE_STATE_NONE);
747 *-------------------------------------------------------------------
749 *-------------------------------------------------------------------
752 static void image_change_complete(ImageWindow *imd, gdouble zoom, gint new)
756 if (imd->image_fd && isfile(imd->image_fd->path))
760 pr = PIXBUF_RENDERER(imd->pr);
761 pr->zoom = zoom; /* store the zoom, needed by the loader */
763 if (image_load_begin(imd, imd->image_fd))
765 imd->unknown = FALSE;
771 pixbuf = pixbuf_inline(PIXBUF_INLINE_BROKEN);
772 image_change_pixbuf(imd, pixbuf, zoom);
773 g_object_unref(pixbuf);
777 imd->size = filesize(imd->image_fd->path);
778 imd->mtime = filetime(imd->image_fd->path);
786 pixbuf = pixbuf_inline(PIXBUF_INLINE_BROKEN);
787 image_change_pixbuf(imd, pixbuf, zoom);
788 g_object_unref(pixbuf);
789 imd->mtime = filetime(imd->image_fd->path);
793 image_change_pixbuf(imd, NULL, zoom);
800 image_update_util(imd);
803 static void image_change_real(ImageWindow *imd, FileData *fd,
804 CollectionData *cd, CollectInfo *info, gdouble zoom)
807 imd->collection = cd;
808 imd->collection_info = info;
810 file_data_unref(imd->image_fd);
811 imd->image_fd = file_data_ref(fd);
813 image_change_complete(imd, zoom, TRUE);
815 image_update_title(imd);
816 image_state_set(imd, IMAGE_STATE_IMAGE);
820 *-------------------------------------------------------------------
822 *-------------------------------------------------------------------
825 static void image_focus_paint(ImageWindow *imd, gint has_focus, GdkRectangle *area)
829 widget = imd->widget;
830 if (!widget->window) return;
834 gtk_paint_focus(widget->style, widget->window, GTK_STATE_ACTIVE,
835 area, widget, "image_window",
836 widget->allocation.x, widget->allocation.y,
837 widget->allocation.width - 1, widget->allocation.height - 1);
841 gtk_paint_shadow(widget->style, widget->window, GTK_STATE_NORMAL, GTK_SHADOW_IN,
842 area, widget, "image_window",
843 widget->allocation.x, widget->allocation.y,
844 widget->allocation.width - 1, widget->allocation.height - 1);
848 static gint image_focus_expose(GtkWidget *widget, GdkEventExpose *event, gpointer data)
850 ImageWindow *imd = data;
852 image_focus_paint(imd, GTK_WIDGET_HAS_FOCUS(widget), &event->area);
856 static gint image_focus_in_cb(GtkWidget *widget, GdkEventFocus *event, gpointer data)
858 ImageWindow *imd = data;
860 GTK_WIDGET_SET_FLAGS(imd->widget, GTK_HAS_FOCUS);
861 image_focus_paint(imd, TRUE, NULL);
866 static gint image_focus_out_cb(GtkWidget *widget, GdkEventFocus *event, gpointer data)
868 ImageWindow *imd = data;
870 GTK_WIDGET_UNSET_FLAGS(imd->widget, GTK_HAS_FOCUS);
871 image_focus_paint(imd, FALSE, NULL);
876 static gint image_scroll_cb(GtkWidget *widget, GdkEventScroll *event, gpointer data)
878 ImageWindow *imd = data;
880 if (imd->func_scroll &&
881 event && event->type == GDK_SCROLL)
883 imd->func_scroll(imd, event->direction, event->time,
884 event->x, event->y, event->state, imd->data_scroll);
892 *-------------------------------------------------------------------
894 *-------------------------------------------------------------------
897 void image_attach_window(ImageWindow *imd, GtkWidget *window,
898 const gchar *title, const gchar *title_right, gint show_zoom)
900 imd->top_window = window;
902 imd->title = g_strdup(title);
903 g_free(imd->title_right);
904 imd->title_right = g_strdup(title_right);
905 imd->title_show_zoom = show_zoom;
907 if (!options->image.fit_window_to_image) window = NULL;
909 pixbuf_renderer_set_parent((PixbufRenderer *)imd->pr, (GtkWindow *)window);
911 image_update_title(imd);
914 void image_set_update_func(ImageWindow *imd,
915 void (*func)(ImageWindow *imd, gpointer data),
918 imd->func_update = func;
919 imd->data_update = data;
922 void image_set_complete_func(ImageWindow *imd,
923 void (*func)(ImageWindow *imd, gint preload, gpointer data),
926 imd->func_complete = func;
927 imd->data_complete = data;
930 void image_set_state_func(ImageWindow *imd,
931 void (*func)(ImageWindow *imd, ImageState state, gpointer data),
934 imd->func_state = func;
935 imd->data_state = data;
939 void image_set_button_func(ImageWindow *imd,
940 void (*func)(ImageWindow *, gint button, guint32 time, gdouble x, gdouble y, guint state, gpointer),
943 imd->func_button = func;
944 imd->data_button = data;
947 void image_set_drag_func(ImageWindow *imd,
948 void (*func)(ImageWindow *, gint button, guint32 time, gdouble x, gdouble y, guint state, gdouble dx, gdouble dy, gpointer),
951 imd->func_drag = func;
952 imd->data_drag = data;
955 void image_set_scroll_func(ImageWindow *imd,
956 void (*func)(ImageWindow *, GdkScrollDirection direction, guint32 time, gdouble x, gdouble y, guint state, gpointer),
959 imd->func_scroll = func;
960 imd->data_scroll = data;
963 void image_set_scroll_notify_func(ImageWindow *imd,
964 void (*func)(ImageWindow *imd, gint x, gint y, gint width, gint height, gpointer data),
967 imd->func_scroll_notify = func;
968 imd->data_scroll_notify = data;
973 const gchar *image_get_path(ImageWindow *imd)
975 if (imd->image_fd == NULL) return NULL;
976 return imd->image_fd->path;
979 const gchar *image_get_name(ImageWindow *imd)
981 if (imd->image_fd == NULL) return NULL;
982 return imd->image_fd->name;
985 FileData *image_get_fd(ImageWindow *imd)
987 return imd->image_fd;
990 /* merely changes path string, does not change the image! */
991 void image_set_fd(ImageWindow *imd, FileData *fd)
993 file_data_unref(imd->image_fd);
994 imd->image_fd = file_data_ref(fd);
996 image_update_title(imd);
997 image_state_set(imd, IMAGE_STATE_IMAGE);
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 exif_free_fd(imd->image_fd, exif);
1068 if (imd->cm || imd->desaturate)
1069 pixbuf_renderer_set_post_process_func((PixbufRenderer *)imd->pr, image_post_process_tile_color_cb, (gpointer) imd, (imd->cm != NULL) );
1071 image_state_set(imd, IMAGE_STATE_IMAGE);
1074 void image_change_from_collection(ImageWindow *imd, CollectionData *cd, CollectInfo *info, gdouble zoom)
1076 if (!cd || !info || !g_list_find(cd->list, info)) return;
1078 image_change_real(imd, info->fd, cd, info, zoom);
1081 CollectionData *image_get_collection(ImageWindow *imd, CollectInfo **info)
1083 if (collection_to_number(imd->collection) >= 0)
1085 if (g_list_find(imd->collection->list, imd->collection_info) != NULL)
1087 if (info) *info = imd->collection_info;
1091 if (info) *info = NULL;
1093 return imd->collection;
1096 if (info) *info = NULL;
1100 static void image_loader_sync_data(ImageLoader *il, gpointer data)
1102 /* change data for the callbacks directly */
1104 il->data_area_ready = data;
1105 il->data_error = data;
1106 il->data_done = data;
1107 il->data_percent = data;
1110 /* this is more like a move function
1111 * it moves most data from source to imd
1113 void image_change_from_image(ImageWindow *imd, ImageWindow *source)
1115 if (imd == source) return;
1117 imd->unknown = source->unknown;
1119 imd->collection = source->collection;
1120 imd->collection_info = source->collection_info;
1121 imd->size = source->size;
1122 imd->mtime = source->mtime;
1124 image_loader_free(imd->il);
1127 image_set_fd(imd, image_get_fd(source));
1132 // imd->il = source->il;
1133 // source->il = NULL;
1135 image_loader_sync_data(imd->il, imd);
1137 imd->delay_alter_type = source->delay_alter_type;
1138 source->delay_alter_type = ALTER_NONE;
1141 imd->color_profile_enable = source->color_profile_enable;
1142 imd->color_profile_input = source->color_profile_input;
1143 imd->color_profile_screen = source->color_profile_screen;
1144 imd->color_profile_use_image = source->color_profile_use_image;
1145 color_man_free((ColorMan *)imd->cm);
1151 imd->cm = source->cm;
1154 cm = (ColorMan *)imd->cm;
1156 cm->func_done_data = imd;
1159 image_loader_free(imd->read_ahead_il);
1160 imd->read_ahead_il = source->read_ahead_il;
1161 source->read_ahead_il = NULL;
1162 if (imd->read_ahead_il) image_loader_sync_data(imd->read_ahead_il, imd);
1164 file_data_unref(imd->read_ahead_fd);
1165 imd->read_ahead_fd = source->read_ahead_fd;
1166 source->read_ahead_fd = NULL;
1168 imd->completed = source->completed;
1169 imd->state = source->state;
1170 source->state = IMAGE_STATE_NONE;
1172 imd->orientation = source->orientation;
1173 imd->desaturate = source->desaturate;
1175 pixbuf_renderer_move(PIXBUF_RENDERER(imd->pr), PIXBUF_RENDERER(source->pr));
1177 if (imd->cm || imd->desaturate)
1178 pixbuf_renderer_set_post_process_func((PixbufRenderer *)imd->pr, image_post_process_tile_color_cb, (gpointer) imd, (imd->cm != NULL) );
1180 pixbuf_renderer_set_post_process_func((PixbufRenderer *)imd->pr, NULL, NULL, TRUE);
1186 void image_area_changed(ImageWindow *imd, gint x, gint y, gint width, gint height)
1188 pixbuf_renderer_area_changed((PixbufRenderer *)imd->pr, x, y, width, height);
1191 void image_reload(ImageWindow *imd)
1193 if (pixbuf_renderer_get_tiles((PixbufRenderer *)imd->pr)) return;
1195 image_change_complete(imd, image_zoom_get(imd), FALSE);
1198 void image_scroll(ImageWindow *imd, gint x, gint y)
1200 pixbuf_renderer_scroll((PixbufRenderer *)imd->pr, x, y);
1203 void image_scroll_to_point(ImageWindow *imd, gint x, gint y,
1204 gdouble x_align, gdouble y_align)
1206 pixbuf_renderer_scroll_to_point((PixbufRenderer *)imd->pr, x, y, x_align, y_align);
1209 void image_get_scroll_center(ImageWindow *imd, gdouble *x, gdouble *y)
1211 pixbuf_renderer_get_scroll_center(PIXBUF_RENDERER(imd->pr), x, y);
1214 void image_set_scroll_center(ImageWindow *imd, gdouble x, gdouble y)
1216 pixbuf_renderer_set_scroll_center(PIXBUF_RENDERER(imd->pr), x, y);
1219 void image_zoom_adjust(ImageWindow *imd, gdouble increment)
1221 pixbuf_renderer_zoom_adjust((PixbufRenderer *)imd->pr, increment);
1224 void image_zoom_adjust_at_point(ImageWindow *imd, gdouble increment, gint x, gint y)
1226 pixbuf_renderer_zoom_adjust_at_point((PixbufRenderer *)imd->pr, increment, x, y);
1229 void image_zoom_set_limits(ImageWindow *imd, gdouble min, gdouble max)
1231 pixbuf_renderer_zoom_set_limits((PixbufRenderer *)imd->pr, min, max);
1234 void image_zoom_set(ImageWindow *imd, gdouble zoom)
1236 pixbuf_renderer_zoom_set((PixbufRenderer *)imd->pr, zoom);
1239 void image_zoom_set_fill_geometry(ImageWindow *imd, gint vertical)
1245 pr = (PixbufRenderer *)imd->pr;
1247 if (!pixbuf_renderer_get_pixbuf(pr) ||
1248 !pixbuf_renderer_get_image_size(pr, &width, &height)) return;
1252 zoom = (gdouble)pr->window_height / height;
1256 zoom = (gdouble)pr->window_width / width;
1261 zoom = 0.0 - 1.0 / zoom;
1264 pixbuf_renderer_zoom_set(pr, zoom);
1267 gdouble image_zoom_get(ImageWindow *imd)
1269 return pixbuf_renderer_zoom_get((PixbufRenderer *)imd->pr);
1272 gdouble image_zoom_get_real(ImageWindow *imd)
1274 return pixbuf_renderer_zoom_get_scale((PixbufRenderer *)imd->pr);
1277 gchar *image_zoom_get_as_text(ImageWindow *imd)
1285 gchar *approx = " ";
1287 zoom = image_zoom_get(imd);
1288 scale = image_zoom_get_real(imd);
1294 else if (zoom < 0.0)
1298 else if (zoom == 0.0 && scale != 0.0)
1311 if (rint(l) != l) pl = 1;
1312 if (rint(r) != r) pr = 1;
1314 return g_strdup_printf("%.*f :%s%.*f", pl, l, approx, pr, r);
1317 gdouble image_zoom_get_default(ImageWindow *imd, gint mode)
1321 if (mode == ZOOM_RESET_ORIGINAL)
1325 else if (mode == ZOOM_RESET_FIT_WINDOW)
1333 zoom = image_zoom_get(imd);
1346 void image_prebuffer_set(ImageWindow *imd, FileData *fd)
1348 if (pixbuf_renderer_get_tiles((PixbufRenderer *)imd->pr)) return;
1352 if (!file_cache_get(image_get_cache(), fd))
1354 image_read_ahead_set(imd, fd);
1359 image_read_ahead_cancel(imd);
1363 static gint image_auto_refresh_cb(gpointer data)
1365 ImageWindow *imd = data;
1368 if (!imd || !image_get_pixbuf(imd) ||
1369 imd->il || !imd->image_fd ||
1370 !options->update_on_time_change) return TRUE;
1372 newtime = filetime(imd->image_fd->path);
1373 if (newtime > 0 && newtime != imd->mtime)
1375 imd->mtime = newtime;
1382 /* image auto refresh on time stamp change, in 1/1000's second, -1 disables */
1384 void image_auto_refresh(ImageWindow *imd, gint interval)
1387 if (pixbuf_renderer_get_tiles((PixbufRenderer *)imd->pr)) return;
1389 if (imd->auto_refresh_id > -1)
1391 g_source_remove(imd->auto_refresh_id);
1392 imd->auto_refresh_id = -1;
1393 imd->auto_refresh_interval = -1;
1396 if (interval < 0) return;
1398 if (interval == 0) interval = IMAGE_AUTO_REFRESH_TIME;
1400 imd->auto_refresh_id = g_timeout_add((guint32)interval, image_auto_refresh_cb, imd);
1401 imd->auto_refresh_interval = interval;
1404 void image_top_window_set_sync(ImageWindow *imd, gint allow_sync)
1406 imd->top_window_sync = allow_sync;
1408 g_object_set(G_OBJECT(imd->pr), "window_fit", allow_sync, NULL);
1411 void image_background_set_color(ImageWindow *imd, GdkColor *color)
1413 pixbuf_renderer_set_color((PixbufRenderer *)imd->pr, color);
1416 void image_color_profile_set(ImageWindow *imd,
1417 gint input_type, gint screen_type,
1422 if (input_type < 0 || input_type >= COLOR_PROFILE_FILE + COLOR_PROFILE_INPUTS ||
1423 screen_type < 0 || screen_type > 1)
1428 imd->color_profile_input = input_type;
1429 imd->color_profile_screen = screen_type;
1430 imd->color_profile_use_image = use_image;
1433 gint image_color_profile_get(ImageWindow *imd,
1434 gint *input_type, gint *screen_type,
1437 if (!imd) return FALSE;
1439 if (input_type) *input_type = imd->color_profile_input;
1440 if (screen_type) *screen_type = imd->color_profile_screen;
1441 if (use_image) *use_image = imd->color_profile_use_image;
1446 void image_color_profile_set_use(ImageWindow *imd, gint enable)
1450 if (imd->color_profile_enable == enable) return;
1452 imd->color_profile_enable = enable;
1455 gint image_color_profile_get_use(ImageWindow *imd)
1457 if (!imd) return FALSE;
1459 return imd->color_profile_enable;
1462 gint image_color_profile_get_from_image(ImageWindow *imd)
1464 if (!imd) return FALSE;
1466 return imd->color_profile_from_image;
1469 void image_set_delay_flip(ImageWindow *imd, gint delay)
1472 imd->delay_flip == delay) return;
1474 imd->delay_flip = delay;
1476 g_object_set(G_OBJECT(imd->pr), "delay_flip", delay, NULL);
1478 if (!imd->delay_flip && imd->il)
1482 pr = PIXBUF_RENDERER(imd->pr);
1483 if (pr->pixbuf) g_object_unref(pr->pixbuf);
1486 image_load_pixbuf_ready(imd);
1490 void image_to_root_window(ImageWindow *imd, gint scaled)
1493 GdkWindow *rootwindow;
1501 pixbuf = image_get_pixbuf(imd);
1502 if (!pixbuf) return;
1504 screen = gtk_widget_get_screen(imd->widget);
1505 rootwindow = gdk_screen_get_root_window(screen);
1506 if (gdk_drawable_get_visual(rootwindow) != gdk_visual_get_system()) return;
1510 width = gdk_screen_width();
1511 height = gdk_screen_height();
1515 pixbuf_renderer_get_scaled_size((PixbufRenderer *)imd->pr, &width, &height);
1518 pb = gdk_pixbuf_scale_simple(pixbuf, width, height, (GdkInterpType)options->image.zoom_quality);
1520 gdk_pixbuf_render_pixmap_and_mask(pb, &pixmap, NULL, 128);
1521 gdk_window_set_back_pixmap(rootwindow, pixmap, FALSE);
1522 gdk_window_clear(rootwindow);
1524 g_object_unref(pixmap);
1529 void image_select(ImageWindow *imd, gboolean select)
1535 gtk_widget_set_state(imd->widget, GTK_STATE_SELECTED);
1536 gtk_widget_set_state(imd->pr, GTK_STATE_NORMAL); /* do not propagate */
1539 gtk_widget_set_state(imd->widget, GTK_STATE_NORMAL);
1545 void image_set_selectable(ImageWindow *imd, gboolean selectable)
1551 gtk_frame_set_shadow_type(GTK_FRAME(imd->frame), GTK_SHADOW_NONE);
1552 gtk_container_set_border_width(GTK_CONTAINER(imd->frame), 4);
1556 gtk_frame_set_shadow_type(GTK_FRAME(imd->frame), GTK_SHADOW_NONE);
1557 gtk_container_set_border_width(GTK_CONTAINER(imd->frame), 0);
1563 *-------------------------------------------------------------------
1565 *-------------------------------------------------------------------
1568 static void image_options_set(ImageWindow *imd)
1570 g_object_set(G_OBJECT(imd->pr), "zoom_quality", options->image.zoom_quality,
1571 "zoom_2pass", options->image.zoom_2pass,
1572 "zoom_expand", options->image.zoom_to_fit_allow_expand,
1573 "dither_quality", options->image.dither_quality,
1574 "scroll_reset", options->image.scroll_reset_method,
1575 "cache_display", options->image.tile_cache_max,
1576 "window_fit", (imd->top_window_sync && options->image.fit_window_to_image),
1577 "window_limit", options->image.limit_window_size,
1578 "window_limit_value", options->image.max_window_size,
1579 "autofit_limit", options->image.limit_autofit_size,
1580 "autofit_limit_value", options->image.max_autofit_size,
1584 pixbuf_renderer_set_parent((PixbufRenderer *)imd->pr, (GtkWindow *)imd->top_window);
1587 void image_options_sync(void)
1599 image_options_set(imd);
1604 *-------------------------------------------------------------------
1606 *-------------------------------------------------------------------
1609 static void image_free(ImageWindow *imd)
1611 image_list = g_list_remove(image_list, imd);
1615 image_read_ahead_cancel(imd);
1616 image_auto_refresh(imd, -1);
1618 file_data_unref(imd->image_fd);
1620 g_free(imd->title_right);
1624 static void image_destroy_cb(GtkObject *widget, gpointer data)
1626 ImageWindow *imd = data;
1630 gboolean selectable_frame_expose_cb(GtkWidget *widget, GdkEventExpose *event, gpointer data)
1632 gtk_paint_flat_box(widget->style,
1635 (GTK_FRAME(widget))->shadow_type,
1639 widget->allocation.x + 3, widget->allocation.y + 3,
1640 widget->allocation.width - 6, widget->allocation.height - 6);
1647 void image_set_frame(ImageWindow *imd, gboolean frame)
1651 if (frame == imd->has_frame) return;
1653 gtk_widget_hide(imd->pr);
1657 imd->frame = gtk_frame_new(NULL);
1658 gtk_widget_ref(imd->pr);
1659 if (imd->has_frame != -1) gtk_container_remove(GTK_CONTAINER(imd->widget), imd->pr);
1660 gtk_container_add(GTK_CONTAINER(imd->frame), imd->pr);
1661 gtk_widget_unref(imd->pr);
1662 g_signal_connect(G_OBJECT(imd->frame), "expose_event",
1663 G_CALLBACK(selectable_frame_expose_cb), NULL);
1665 GTK_WIDGET_SET_FLAGS(imd->frame, GTK_CAN_FOCUS);
1666 g_signal_connect(G_OBJECT(imd->frame), "focus_in_event",
1667 G_CALLBACK(image_focus_in_cb), imd);
1668 g_signal_connect(G_OBJECT(imd->frame), "focus_out_event",
1669 G_CALLBACK(image_focus_out_cb), imd);
1671 g_signal_connect_after(G_OBJECT(imd->frame), "expose_event",
1672 G_CALLBACK(image_focus_expose), imd);
1675 gtk_box_pack_start_defaults(GTK_BOX(imd->widget), imd->frame);
1676 gtk_widget_show(imd->frame);
1680 gtk_widget_ref(imd->pr);
1683 gtk_container_remove(GTK_CONTAINER(imd->frame), imd->pr);
1684 gtk_widget_destroy(imd->frame);
1687 gtk_box_pack_start_defaults(GTK_BOX(imd->widget), imd->pr);
1688 gtk_widget_unref(imd->pr);
1691 gtk_widget_show(imd->pr);
1693 imd->has_frame = frame;
1696 ImageWindow *image_new(gint frame)
1700 imd = g_new0(ImageWindow, 1);
1702 imd->top_window = NULL;
1704 imd->title_right = NULL;
1705 imd->title_show_zoom = FALSE;
1707 imd->unknown = TRUE;
1709 imd->has_frame = -1; /* not initialized; for image_set_frame */
1710 imd->top_window_sync = FALSE;
1712 imd->delay_alter_type = ALTER_NONE;
1714 imd->read_ahead_il = NULL;
1715 imd->read_ahead_fd = NULL;
1717 imd->completed = FALSE;
1718 imd->state = IMAGE_STATE_NONE;
1720 imd->color_profile_enable = FALSE;
1721 imd->color_profile_input = 0;
1722 imd->color_profile_screen = 0;
1723 imd->color_profile_use_image = FALSE;
1724 imd->color_profile_from_image = COLOR_PROFILE_NONE;
1726 imd->auto_refresh_id = -1;
1727 imd->auto_refresh_interval = -1;
1729 imd->delay_flip = FALSE;
1731 imd->func_update = NULL;
1732 imd->func_complete = NULL;
1733 imd->func_tile_request = NULL;
1734 imd->func_tile_dispose = NULL;
1736 imd->func_button = NULL;
1737 imd->func_scroll = NULL;
1739 imd->orientation = 1;
1741 imd->pr = GTK_WIDGET(pixbuf_renderer_new());
1743 image_options_set(imd);
1746 imd->widget = gtk_vbox_new(0, 0);
1748 image_set_frame(imd, frame);
1750 image_set_selectable(imd, 0);
1752 g_signal_connect(G_OBJECT(imd->pr), "clicked",
1753 G_CALLBACK(image_click_cb), imd);
1754 g_signal_connect(G_OBJECT(imd->pr), "scroll_notify",
1755 G_CALLBACK(image_scroll_notify_cb), imd);
1757 g_signal_connect(G_OBJECT(imd->pr), "scroll_event",
1758 G_CALLBACK(image_scroll_cb), imd);
1760 g_signal_connect(G_OBJECT(imd->pr), "destroy",
1761 G_CALLBACK(image_destroy_cb), imd);
1763 g_signal_connect(G_OBJECT(imd->pr), "zoom",
1764 G_CALLBACK(image_zoom_cb), imd);
1765 g_signal_connect(G_OBJECT(imd->pr), "render_complete",
1766 G_CALLBACK(image_render_complete_cb), imd);
1767 g_signal_connect(G_OBJECT(imd->pr), "drag",
1768 G_CALLBACK(image_drag_cb), imd);
1770 image_list = g_list_append(image_list, imd);