413 lines
9.4 KiB
C
413 lines
9.4 KiB
C
/*
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* vim:ts=8:sw=3:sts=8:noexpandtab:cino=>5n-3f0^-2{2
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*/
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#include "e.h"
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#ifdef EFM_DEBUG
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# define D(x) do {printf(__FILE__ ":%d: ", __LINE__); printf x; fflush(stdout);} while (0)
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#else
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# define D(x) ((void) 0)
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#endif
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static char *_e_thumb_file_id(char *file);
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static char *thumb_path = NULL;
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int
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e_thumb_init(void)
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{
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char *homedir;
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char path[PATH_MAX];
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homedir = e_user_homedir_get();
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if (homedir)
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{
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snprintf(path, sizeof(path), "%s/.e/e/fileman/thumbnails", homedir);
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if (!ecore_file_exists(path))
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ecore_file_mkpath(path);
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thumb_path = strdup(path);
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free(homedir);
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}
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else return 0;
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return 1;
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}
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int
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e_thumb_shutdown(void)
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{
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E_FREE(thumb_path);
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return 1;
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}
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/* return dir where thumbs are saved */
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const char *
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e_thumb_dir_get(void)
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{
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return thumb_path;
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}
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/* return hashed path of thumb */
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char *
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e_thumb_file_get(char *file)
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{
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char *id;
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char thumb[PATH_MAX];
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id = _e_thumb_file_id(file);
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if (!id) return NULL;
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snprintf(thumb, sizeof(thumb), "%s/%s", thumb_path, id);
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free(id);
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return strdup(thumb);
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}
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/* return true if the saved thumb exists OR if its an eap */
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int
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e_thumb_exists(char *file)
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{
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char *thumb;
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char *ext;
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ext = strrchr(file, '.');
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if ((ext) && (!strcasecmp(ext, ".eap")))
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return 1;
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thumb = e_thumb_file_get(file);
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if (ecore_file_exists(thumb))
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{
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free(thumb);
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return 1;
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}
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return 0;
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}
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int *
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_e_thumb_image_create(char *file, Evas_Coord w, Evas_Coord h, int *ww, int *hh, int *alpha, Evas_Object **im, Ecore_Evas **buf)
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{
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Evas *evasbuf;
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int iw, ih;
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*buf = ecore_evas_buffer_new(1, 1);
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evasbuf = ecore_evas_get(*buf);
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*im = evas_object_image_add(evasbuf);
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evas_object_image_file_set(*im, file, NULL);
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iw = 0; ih = 0;
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evas_object_image_size_get(*im, &iw, &ih);
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*alpha = evas_object_image_alpha_get(*im);
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if ((iw > 0) && (ih > 0))
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{
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*ww = w;
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*hh = (w * ih) / iw;
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if (*hh > h)
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{
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*hh = h;
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*ww = (h * iw) / ih;
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}
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ecore_evas_resize(*buf, *ww, *hh);
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evas_object_image_fill_set(*im, 0, 0, *ww, *hh);
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evas_object_resize(*im, *ww, *hh);
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evas_object_move(*im, 0, 0);
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evas_object_show(*im);
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return (int *)ecore_evas_buffer_pixels_get(*buf);
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}
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return NULL;
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}
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/* thumbnail an e17 background and return pixel data */
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const int *
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_e_thumb_ebg_create(char *file, Evas_Coord w, Evas_Coord h, int *ww, int *hh, int *alpha, Evas_Object **im, Ecore_Evas **buf)
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{
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Evas *evasbuf;
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Evas_Object *wallpaper;
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const int *pixels;
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*ww = 640;
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*hh = 480;
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*alpha = 0;
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w = 640;
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h = 480;
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*buf = ecore_evas_buffer_new(w, h);
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evasbuf = ecore_evas_get(*buf);
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wallpaper = edje_object_add(evasbuf);
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edje_object_file_set(wallpaper, file, "desktop/background");
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/* wallpaper */
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evas_object_move(wallpaper, 0, 0);
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evas_object_resize(wallpaper, w, h);
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evas_object_show(wallpaper);
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pixels = ecore_evas_buffer_pixels_get(*buf);
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evas_object_del(wallpaper);
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return pixels;
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}
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/* thumbnail an e17 theme and return pixel data */
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const int *
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_e_thumb_etheme_create(char *file, Evas_Coord w, Evas_Coord h, int *ww, int *hh, int *alpha, Evas_Object **im, Ecore_Evas **buf)
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{
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Evas *evasbuf;
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Evas_Object *wallpaper, *window, *clock, *start, **pager;
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const int *pixels;
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*ww = 640;
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*hh = 480;
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*alpha = 0;
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w = 640;
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h = 480;
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*buf = ecore_evas_buffer_new(w, h);
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evasbuf = ecore_evas_get(*buf);
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wallpaper = edje_object_add(evasbuf);
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window = edje_object_add(evasbuf);
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clock = edje_object_add(evasbuf);
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start = edje_object_add(evasbuf);
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pager = E_NEW(Evas_Object*, 3);
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pager[0] = edje_object_add(evasbuf);
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pager[1] = edje_object_add(evasbuf);
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pager[2] = edje_object_add(evasbuf);
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edje_object_file_set(wallpaper, file, "desktop/background");
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edje_object_file_set(window, file, "widgets/border/default/border");
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edje_object_file_set(clock, file, "modules/clock/main");
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edje_object_file_set(clock, file, "modules/clock/main");
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edje_object_file_set(start, file, "modules/start/main");
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edje_object_file_set(pager[0], file, "modules/pager/main");
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edje_object_file_set(pager[1], file, "modules/pager/desk");
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edje_object_file_set(pager[2], file, "modules/pager/window");
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edje_object_part_text_set(window, "title_text", file);
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edje_object_part_swallow(pager[0], "items", pager[1]);
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edje_object_part_swallow(pager[1], "items", pager[2]);
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/* wallpaper */
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evas_object_move(wallpaper, 0, 0);
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evas_object_resize(wallpaper, w, h);
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/* main window */
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evas_object_move(window, (w * 0.1), (h * 0.05));
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evas_object_resize(window, w * 0.8, h * 0.75);
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/* clock */
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evas_object_move(clock, (w * 0.9), (h * 0.9));
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evas_object_resize(clock, w * 0.1, h * 0.1);
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/* start */
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evas_object_move(start, (w * 0.9), (h * 0.9));
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evas_object_resize(start, w * 0.1, h * 0.1);
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/* pager */
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evas_object_move(pager[0], (w * 0.3), (h * 0.9));
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evas_object_resize(pager[0], w * 0.1, h * 0.1);
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evas_object_show(wallpaper);
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evas_object_show(window);
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evas_object_show(clock);
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evas_object_show(start);
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evas_object_show(pager[0]);
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evas_object_show(pager[1]);
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evas_object_show(pager[2]);
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pixels = ecore_evas_buffer_pixels_get(*buf);
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evas_object_del(wallpaper);
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evas_object_del(window);
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evas_object_del(clock);
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evas_object_del(start);
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evas_object_del(pager[0]);
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evas_object_del(pager[1]);
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evas_object_del(pager[2]);
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free(pager);
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return pixels;
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}
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/* create and save a thumb to disk */
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int
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e_thumb_create(char *file, Evas_Coord w, Evas_Coord h)
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{
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Eet_File *ef;
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char *thumbpath, *ext;
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Evas_Object *im;
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const int *data;
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int size, ww, hh;
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Ecore_Evas *buf;
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int alpha;
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ext = strrchr(file, '.');
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if ((ext) && (!strcasecmp(ext, ".eap")))
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return 1;
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thumbpath = e_thumb_file_get(file);
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if (!thumbpath)
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return -1;
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if (ext)
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{
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if(!strcasecmp(ext, ".edj"))
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{
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/* for now, this function does both the bg and theme previews */
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data = _e_thumb_etheme_create(file, w, h, &ww, &hh, &alpha, &im, &buf);
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}
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else
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data = _e_thumb_image_create(file, w, h, &ww, &hh, &alpha, &im, &buf);
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}
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else
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data = _e_thumb_image_create(file, w, h, &ww, &hh, &alpha, &im, &buf);
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if (data)
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{
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ef = eet_open(thumbpath, EET_FILE_MODE_WRITE);
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if (!ef)
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{
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free(thumbpath);
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evas_object_del(im);
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ecore_evas_free(buf);
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return -1;
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}
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free(thumbpath);
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eet_write(ef, "/thumbnail/orig_path", file, strlen(file), 1);
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if ((size = eet_data_image_write(ef, "/thumbnail/data",
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(void *)data, ww, hh, alpha,
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0, 91, 1)) <= 0)
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{
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evas_object_del(im);
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ecore_evas_free(buf);
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eet_close(ef);
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return -1;
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}
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eet_close(ef);
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}
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evas_object_del(im);
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ecore_evas_free(buf);
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return 1;
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}
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/* get evas object containing image of the thumb */
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Evas_Object *
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e_thumb_evas_object_get(char *file, Evas *evas, Evas_Coord width, Evas_Coord height, int shrink)
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{
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Eet_File *ef;
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char *thumb, *ext;
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Evas_Object *im = NULL;
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#define DEF_THUMB_RETURN im = evas_object_rectangle_add(evas); \
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evas_object_color_set(im, 255, 255, 255, 255); \
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evas_object_resize(im, width, height); \
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return im
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D(("e_thumb_evas_object_get: (%s)\n", file));
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/* eap thumbnailer */
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ext = strrchr(file, '.');
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if (ext)
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{
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if (!strcasecmp(ext, ".eap"))
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{
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E_App *app;
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D(("e_thumb_evas_object_get: eap found\n"));
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app = e_app_new(file, 0);
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D(("e_thumb_evas_object_get: eap loaded\n"));
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if (!app)
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{
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D(("e_thumb_evas_object_get: invalid eap\n"));
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DEF_THUMB_RETURN;
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}
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else
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{
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D(("e_thumb_evas_object_get: creating eap thumb\n"));
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im = e_icon_add(evas);
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e_icon_file_edje_set(im, file, "icon");
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e_object_unref(E_OBJECT(app));
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D(("e_thumb_evas_object_get: returning eap thumb\n"));
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return im;
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}
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}
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}
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/* saved thumb */
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/* TODO: add ability to fetch thumbs from freedesktop dirs */
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if (!e_thumb_exists(file))
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{
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if (!e_thumb_create(file, width, height))
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{
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DEF_THUMB_RETURN;
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}
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}
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thumb = e_thumb_file_get(file);
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if (!thumb)
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{
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DEF_THUMB_RETURN;
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}
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ef = eet_open(thumb, EET_FILE_MODE_READ);
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if (!ef)
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{
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eet_close(ef);
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free(thumb);
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DEF_THUMB_RETURN;
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}
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im = e_icon_add(evas);
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e_icon_file_key_set(im, thumb, "/thumbnail/data");
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if (shrink)
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{
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Evas_Coord sw, sh;
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e_icon_size_get(im, &sw, &sh);
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evas_object_resize(im, sw, sh);
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}
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e_icon_fill_inside_set(im, 1);
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free(thumb);
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eet_close(ef);
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return im;
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}
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/* return hash for a file */
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static char *
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_e_thumb_file_id(char *file)
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{
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char s[256], *sp;
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const char *chmap =
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"0123456789abcdef"
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"ghijklmnopqrstuv"
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"wxyz`~!@#$%^&*()"
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"[];',.{}<>?-=_+|";
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unsigned int id[4], i;
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struct stat st;
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if (stat(file, &st) < 0)
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return NULL;
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id[0] = st.st_ino;
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id[1] = st.st_dev;
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id[2] = (st.st_size & 0xffffffff);
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id[3] = (st.st_mtime & 0xffffffff);
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sp = s;
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for (i = 0; i < 4; i++)
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{
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unsigned int t, tt;
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int j;
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t = id[i];
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j = 32;
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while (j > 0)
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{
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tt = t & ((1 << 6) - 1);
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*sp = chmap[tt];
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t >>= 6;
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j -= 6;
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sp++;
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}
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}
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*sp = 0;
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return strdup(s);
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}
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