1 files changed, 633 insertions, 0 deletions

diff --git a/libraries/elementary/src/lib/elm_photo.c b/libraries/elementary/src/lib/elm_photo.c
new file mode 100644
index 0000000..275f52f
--- /dev/null
+++ b/libraries/elementary/src/lib/elm_photo.c
@@ -0,0 +1,633 @@
+#include <Elementary.h>
+#include "elm_priv.h"
+#include "els_icon.h"
+#include "els_scroller.h"
+
+typedef struct _Widget_Data Widget_Data;
+
+struct _Widget_Data
+{
+   Evas_Object *frm;
+   Evas_Object *img;
+   int size;
+   Eina_Bool fill;
+   Ecore_Timer *longtimer;
+
+#ifdef HAVE_ELEMENTARY_ETHUMB
+   struct
+     {
+        int id;
+
+        struct
+          {
+             const char *path;
+             const char *key;
+          } file, thumb;
+
+        Ethumb_Exists *exists;
+
+        Ecore_Event_Handler *eeh;
+
+        Ethumb_Thumb_Format format;
+
+      Eina_Bool retry : 1;
+   } thumb;
+#endif
+
+};
+
+#ifdef HAVE_ELEMENTARY_ETHUMB
+static Eina_List *_elm_icon_retry = NULL;
+static int _icon_pending_request = 0;
+
+static void _icon_thumb_exists(void *data, Ethumb_Client *client __UNUSED__, Ethumb_Exists *thread, Eina_Bool exists);
+static void _icon_thumb_stop(Widget_Data *wd, void *ethumbd);
+#endif
+
+static const char *widtype = NULL;
+static void _del_hook(Evas_Object *obj);
+static void _mirrored_set(Evas_Object *obj, Eina_Bool rtl);
+static void _theme_hook(Evas_Object *obj);
+static void _sizing_eval(Evas_Object *obj);
+static void _mouse_up(void *data, Evas *e, Evas_Object *obj, void *event_info);
+static void _mouse_move(void *data, Evas *e, Evas_Object *obj, void *event_info);
+
+static const char SIG_CLICKED[] = "clicked";
+static const char SIG_DRAG_START[] = "drag,start";
+static const char SIG_DRAG_END[] = "drag,end";
+
+static const Evas_Smart_Cb_Description _signals[] = {
+   {SIG_CLICKED, ""},
+   {SIG_DRAG_START, ""},
+   {SIG_DRAG_END, ""},
+   {NULL, NULL}
+};
+
+
+static void
+_del_hook(Evas_Object *obj)
+{
+   Widget_Data *wd = elm_widget_data_get(obj);
+#ifdef HAVE_ELEMENTARY_ETHUMB
+   Ethumb_Client *ethumbd;
+#endif
+   if (!wd) return;
+
+#ifdef HAVE_ELEMENTARY_ETHUMB
+   ethumbd = elm_thumb_ethumb_client_get();
+   _icon_thumb_stop(wd, ethumbd);
+
+   eina_stringshare_del(wd->thumb.file.path);
+   eina_stringshare_del(wd->thumb.file.key);
+   eina_stringshare_del(wd->thumb.thumb.path);
+   eina_stringshare_del(wd->thumb.thumb.key);
+
+   if (wd->thumb.eeh)
+     ecore_event_handler_del(wd->thumb.eeh);
+#endif
+
+   free(wd);
+}
+
+static void
+_mirrored_set(Evas_Object *obj, Eina_Bool rtl)
+{
+   Widget_Data *wd = elm_widget_data_get(obj);
+   if (!wd) return;
+   edje_object_mirrored_set(wd->frm, rtl);
+}
+
+static void
+_theme_hook(Evas_Object *obj)
+{
+   Widget_Data *wd = elm_widget_data_get(obj);
+   if (!wd) return;
+   _elm_widget_mirrored_reload(obj);
+   _mirrored_set(wd->frm, elm_widget_mirrored_get(obj));
+   _elm_theme_object_set(obj, wd->frm, "photo", "base",
+                         elm_widget_style_get(obj));
+   edje_object_part_swallow(wd->frm, "elm.swallow.content", wd->img);
+   edje_object_scale_set(wd->frm, elm_widget_scale_get(obj) *
+                         _elm_config->scale);
+   _sizing_eval(obj);
+}
+
+static void
+_sizing_eval(Evas_Object *obj)
+{
+   Widget_Data *wd = elm_widget_data_get(obj);
+   Evas_Coord minw = -1, minh = -1, maxw = -1, maxh = -1;
+
+   if (!wd) return;
+   if (wd->size > 0)
+     {
+        double scale = 0.0;
+
+        scale = (wd->size * elm_widget_scale_get(obj) * _elm_config->scale);
+        evas_object_size_hint_min_set(wd->img, scale, scale);
+        edje_object_part_swallow(wd->frm, "elm.swallow.content", wd->img);
+        elm_coords_finger_size_adjust(1, &minw, 1, &minh);
+        edje_object_size_min_restricted_calc(wd->frm, &minw, &minh, minw, minh);
+        elm_coords_finger_size_adjust(1, &minw, 1, &minh);
+        maxw = minw;
+        maxh = minh;
+        evas_object_size_hint_min_set(obj, minw, minh);
+        evas_object_size_hint_max_set(obj, maxw, maxh);
+     }
+}
+
+static void
+_icon_move_resize(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
+{
+   Evas_Coord w, h;
+   Widget_Data *wd = elm_widget_data_get(data);
+
+   if (!wd) return;
+   if (wd->fill)
+     {
+        Edje_Message_Int_Set *msg;
+        Evas_Object *icon = _els_smart_icon_object_get(wd->img);
+
+        evas_object_geometry_get(icon, NULL, NULL, &w, &h);
+        msg = alloca(sizeof(Edje_Message_Int_Set) + (sizeof(int)));
+        msg->count=2;
+        msg->val[0] = (int)w;
+        msg->val[1] = (int)h;
+
+        edje_object_message_send(wd->frm, EDJE_MESSAGE_INT_SET, 0, msg);
+     }
+
+#ifdef HAVE_ELEMENTARY_ETHUMB
+   if (wd->thumb.file.path)
+     elm_photo_thumb_set(data, wd->thumb.file.path, wd->thumb.file.key);
+#endif
+}
+
+
+static void
+_drag_done_cb(void *unused __UNUSED__, Evas_Object *obj)
+{
+   elm_object_scroll_freeze_pop(obj);
+   evas_object_smart_callback_call(obj, SIG_DRAG_END, NULL);
+}
+
+static Eina_Bool
+_longpress(void *objv)
+{
+   Widget_Data *wd = elm_widget_data_get(objv);
+   Evas_Object *tmp;
+   const char *file;
+
+   DBG("Long press: start drag!");
+   wd->longtimer = NULL; /* clear: must return NULL now */
+   evas_object_event_callback_del(objv, EVAS_CALLBACK_MOUSE_MOVE, _mouse_move);
+
+   tmp = _els_smart_icon_object_get(wd->img);
+   file = NULL;
+   evas_object_image_file_get(tmp,&file,NULL);
+   if (file)
+     {
+        char buf[4096 + 7];
+        /* FIXME: Deal with relative paths; use PATH_MAX */
+        snprintf(buf, sizeof(buf), "file://%s", file);
+        if (elm_drag_start(objv, ELM_SEL_FORMAT_IMAGE,
+                           buf, _drag_done_cb, NULL))
+          {
+             elm_object_scroll_freeze_push(objv);
+             evas_object_smart_callback_call(objv, SIG_DRAG_START, NULL);
+          }
+     }
+
+   return 0; /* Don't call again */
+}
+
+static void
+_mouse_move(void *data, Evas *e __UNUSED__, Evas_Object *obj, void *event)
+{
+   Widget_Data *wd = elm_widget_data_get(data);
+   Evas_Event_Mouse_Move *move = event;
+
+   /* Sanity */
+   if (!wd->longtimer)
+     {
+        evas_object_event_callback_del(obj, EVAS_CALLBACK_MOUSE_MOVE, _mouse_move);
+        return;
+     }
+
+   /* if the event is held, stop waiting */
+   if (move->event_flags & EVAS_EVENT_FLAG_ON_HOLD)
+     {
+        /* Moved too far: No longpress for you! */
+        ecore_timer_del(wd->longtimer);
+        wd->longtimer = NULL;
+        evas_object_event_callback_del(obj, EVAS_CALLBACK_MOUSE_MOVE,
+                                       _mouse_move);
+     }
+}
+
+static void
+_mouse_down(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
+{
+   Widget_Data *wd = elm_widget_data_get(data);
+
+   if (wd->longtimer) ecore_timer_del(wd->longtimer);
+
+   /* FIXME: Hard coded timeout */
+   wd->longtimer = ecore_timer_add(0.7, _longpress, data);
+   evas_object_event_callback_add(obj, EVAS_CALLBACK_MOUSE_MOVE,
+                                  _mouse_move, data);
+}
+
+static void
+_mouse_up(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
+{
+   Widget_Data *wd = elm_widget_data_get(data);
+
+   if ((wd) && (wd->longtimer))
+     {
+        ecore_timer_del(wd->longtimer);
+        wd->longtimer = NULL;
+     }
+
+   evas_object_smart_callback_call(data, SIG_CLICKED, NULL);
+}
+
+static inline int
+_icon_size_min_get(Evas_Object *icon)
+{
+   int size;
+   _els_smart_icon_size_get(icon, &size, NULL);
+   return (size < 32) ? 32 : size;
+}
+
+
+#ifdef HAVE_ELEMENTARY_ETHUMB
+static void
+_icon_thumb_stop(Widget_Data *wd, void *ethumbd)
+{
+   if (wd->thumb.id >= 0)
+     {
+        ethumb_client_generate_cancel(ethumbd, wd->thumb.id, NULL, NULL, NULL);
+        wd->thumb.id = -1;
+        _icon_pending_request--;
+     }
+
+   if (wd->thumb.exists)
+     {
+        ethumb_client_thumb_exists_cancel(wd->thumb.exists);
+        wd->thumb.exists = NULL;
+        _icon_pending_request--;
+     }
+
+   if (wd->thumb.retry)
+     {
+        _elm_icon_retry = eina_list_remove(_elm_icon_retry, wd);
+        wd->thumb.retry = EINA_FALSE;
+     }
+}
+
+static Eina_Bool
+_icon_thumb_display(Widget_Data *wd)
+{
+   Eina_Bool ret = EINA_FALSE;
+
+   if (wd->thumb.format == ETHUMB_THUMB_EET)
+     {
+        static const char *extensions[] = {
+          ".avi", ".mp4", ".ogv", ".mov", ".mpg", ".wmv", NULL
+        };
+        const char **ext, *ptr;
+        int prefix_size;
+        Eina_Bool video = EINA_FALSE;
+
+        prefix_size = eina_stringshare_strlen(wd->thumb.file.path) - 4;
+        if (prefix_size >= 0)
+          {
+             ptr = wd->thumb.file.path + prefix_size;
+             for (ext = extensions; *ext; ++ext)
+               if (!strcasecmp(ptr, *ext))
+                 {
+                    video = EINA_TRUE;
+                    break;
+                 }
+          }
+
+        if (video)
+          ret = _els_smart_icon_file_edje_set(wd->img, wd->thumb.thumb.path, wd->thumb.thumb.key);
+     }
+
+   if (!ret)
+     ret = _els_smart_icon_file_key_set(wd->img, wd->thumb.thumb.path, wd->thumb.thumb.key);
+
+   return ret;
+}
+
+static Eina_Bool
+_icon_thumb_retry(Widget_Data *wd)
+{
+   return _icon_thumb_display(wd);
+}
+
+static void
+_icon_thumb_cleanup(Ethumb_Client *ethumbd)
+{
+   Eina_List *l, *ll;
+   Widget_Data *wd;
+
+   EINA_LIST_FOREACH_SAFE(_elm_icon_retry, l, ll, wd)
+     if (_icon_thumb_retry(wd))
+       {
+          _elm_icon_retry = eina_list_remove_list(_elm_icon_retry, l);
+          wd->thumb.retry = EINA_FALSE;
+       }
+
+   if (_icon_pending_request == 0)
+     EINA_LIST_FREE(_elm_icon_retry, wd)
+       _icon_thumb_stop(wd, ethumbd);
+}
+
+static void
+_icon_thumb_finish(Widget_Data *wd, Ethumb_Client *ethumbd)
+{
+   const char *file = NULL, *group = NULL;
+   Eina_Bool ret;
+
+   _els_smart_icon_file_get(wd->img, &file, &group);
+   file = eina_stringshare_ref(file);
+   group = eina_stringshare_ref(group);
+
+   ret = _icon_thumb_display(wd);
+
+   if (!ret && file)
+     {
+        const char *p;
+
+        if (!wd->thumb.retry)
+          {
+             _elm_icon_retry = eina_list_append(_elm_icon_retry, wd);
+             wd->thumb.retry = EINA_TRUE;
+          }
+
+        /* Back to previous image */
+        if (((p = strrchr(file, '.'))) && (!strcasecmp(p, ".edj")))
+          _els_smart_icon_file_edje_set(wd->img, file, group);
+        else
+          _els_smart_icon_file_key_set(wd->img, file, group);
+     }
+
+   _icon_thumb_cleanup(ethumbd);
+
+   eina_stringshare_del(file);
+   eina_stringshare_del(group);
+}
+
+static void
+_icon_thumb_cb(void *data,
+               Ethumb_Client *ethumbd,
+               int id,
+               const char *file __UNUSED__,
+               const char *key __UNUSED__,
+               const char *thumb_path,
+               const char *thumb_key,
+               Eina_Bool success)
+{
+   Widget_Data *wd = data;
+
+   EINA_SAFETY_ON_FALSE_RETURN(wd->thumb.id == id);
+   wd->thumb.id = -1;
+
+   _icon_pending_request--;
+
+   if (success)
+     {
+        eina_stringshare_replace(&wd->thumb.thumb.path, thumb_path);
+        eina_stringshare_replace(&wd->thumb.thumb.key, thumb_key);
+        wd->thumb.format = ethumb_client_format_get(ethumbd);
+
+        _icon_thumb_finish(wd, ethumbd);
+     }
+   else
+     {
+        ERR("could not generate thumbnail for %s (key: %s)", file, key);
+        _icon_thumb_cleanup(ethumbd);
+     }
+}
+
+static void
+_icon_thumb_exists(void *data, Ethumb_Client *client __UNUSED__, Ethumb_Exists *thread, Eina_Bool exists)
+{
+   Widget_Data *wd = data;
+   Ethumb_Client *ethumbd;
+
+   if (ethumb_client_thumb_exists_check(thread))
+     return ;
+
+   wd->thumb.exists = NULL;
+
+   ethumbd = elm_thumb_ethumb_client_get();
+
+   if (exists)
+     {
+        const char *thumb_path, *thumb_key;
+
+        _icon_pending_request--;
+        ethumb_client_thumb_path_get(ethumbd, &thumb_path, &thumb_key);
+        eina_stringshare_replace(&wd->thumb.thumb.path, thumb_path);
+        eina_stringshare_replace(&wd->thumb.thumb.key, thumb_key);
+        wd->thumb.format = ethumb_client_format_get(ethumbd);
+
+        _icon_thumb_finish(wd, ethumbd);
+     }
+   else if ((wd->thumb.id = ethumb_client_generate(ethumbd, _icon_thumb_cb, wd, NULL)) == -1)
+     {
+        ERR("Generate was unable to start !");
+        /* Failed to generate thumbnail */
+        _icon_pending_request--;
+     }
+}
+
+static void
+_icon_thumb_apply(Widget_Data *wd)
+{
+   Ethumb_Client *ethumbd;
+
+   ethumbd = elm_thumb_ethumb_client_get();
+
+   _icon_thumb_stop(wd, ethumbd);
+
+   if (!wd->thumb.file.path) return ;
+
+   _icon_pending_request++;
+   if (!ethumb_client_file_set(ethumbd, wd->thumb.file.path, wd->thumb.file.key)) return ;
+   ethumb_client_size_set(ethumbd, _icon_size_min_get(wd->img), _icon_size_min_get(wd->img));
+   wd->thumb.exists = ethumb_client_thumb_exists(ethumbd, _icon_thumb_exists, wd);
+}
+
+static Eina_Bool
+_icon_thumb_apply_cb(void *data, int type __UNUSED__, void *ev __UNUSED__)
+{
+   Widget_Data *wd = data;
+
+   _icon_thumb_apply(wd);
+   return ECORE_CALLBACK_RENEW;
+}
+#endif
+
+EAPI Evas_Object *
+elm_photo_add(Evas_Object *parent)
+{
+   Evas_Object *obj;
+   Evas *e;
+   Widget_Data *wd;
+   Evas_Object *icon;
+
+   ELM_WIDGET_STANDARD_SETUP(wd, Widget_Data, parent, e, obj, NULL);
+
+   ELM_SET_WIDTYPE(widtype, "photo");
+   elm_widget_type_set(obj, "photo");
+   elm_widget_sub_object_add(parent, obj);
+   elm_widget_data_set(obj, wd);
+   elm_widget_del_hook_set(obj, _del_hook);
+   elm_widget_theme_hook_set(obj, _theme_hook);
+   elm_widget_can_focus_set(obj, EINA_FALSE);
+
+   wd->frm = edje_object_add(e);
+   _elm_theme_object_set(obj, wd->frm, "photo", "base", "default");
+   elm_widget_resize_object_set(obj, wd->frm);
+
+   wd->img = _els_smart_icon_add(e);
+   _els_smart_icon_scale_up_set(wd->img, 1);
+   _els_smart_icon_scale_down_set(wd->img, 1);
+   _els_smart_icon_smooth_scale_set(wd->img, 1);
+   _els_smart_icon_fill_inside_set(wd->img, 0);
+   _els_smart_icon_scale_size_set(wd->img, 0);
+   wd->fill = EINA_FALSE;
+   _els_smart_icon_scale_set(wd->img,
+                             elm_widget_scale_get(obj) * _elm_config->scale);
+   evas_object_event_callback_add(wd->img, EVAS_CALLBACK_MOUSE_UP,
+                                  _mouse_up, obj);
+   evas_object_event_callback_add(wd->img, EVAS_CALLBACK_MOUSE_DOWN,
+                                  _mouse_down, obj);
+   evas_object_repeat_events_set(wd->img, 1);
+   edje_object_part_swallow(wd->frm, "elm.swallow.content", wd->img);
+   evas_object_show(wd->img);
+   elm_widget_sub_object_add(obj, wd->img);
+
+   wd->longtimer = NULL;
+
+   icon = _els_smart_icon_object_get(wd->img);
+   evas_object_event_callback_add(icon, EVAS_CALLBACK_MOVE,
+                                  _icon_move_resize, obj);
+   evas_object_event_callback_add(icon, EVAS_CALLBACK_RESIZE,
+                                  _icon_move_resize, obj);
+
+   evas_object_smart_callbacks_descriptions_set(obj, _signals);
+
+#ifdef HAVE_ELEMENTARY_ETHUMB
+   wd->thumb.id = -1;
+#endif
+
+   _mirrored_set(obj, elm_widget_mirrored_get(obj));
+   _sizing_eval(obj);
+   return obj;
+}
+
+EAPI Eina_Bool
+elm_photo_file_set(Evas_Object *obj, const char *file)
+{
+   ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
+   Widget_Data *wd = elm_widget_data_get(obj);
+
+   if (!wd) return EINA_FALSE;
+   if (!_els_smart_icon_file_key_set(wd->img, file, NULL))
+     return EINA_FALSE;
+
+   _sizing_eval(obj);
+   return EINA_TRUE;
+}
+
+EAPI void
+elm_photo_size_set(Evas_Object *obj, int size)
+{
+   ELM_CHECK_WIDTYPE(obj, widtype);
+   Widget_Data *wd = elm_widget_data_get(obj);
+
+   if (!wd) return;
+   wd->size = (size > 0) ? size : 0;
+
+   _els_smart_icon_scale_size_set(wd->img, wd->size);
+
+   _sizing_eval(obj);
+}
+
+EAPI void
+elm_photo_fill_inside_set(Evas_Object *obj, Eina_Bool fill)
+{
+   ELM_CHECK_WIDTYPE(obj, widtype);
+   Widget_Data *wd = elm_widget_data_get(obj);
+
+   if (!wd) return;
+   _els_smart_icon_fill_inside_set(wd->img, fill);
+   wd->fill = fill;
+   _sizing_eval(obj);
+}
+
+EAPI void
+elm_photo_editable_set(Evas_Object *obj, Eina_Bool set)
+{
+   ELM_CHECK_WIDTYPE(obj, widtype);
+   Widget_Data *wd = elm_widget_data_get(obj);
+
+   if (!wd) return;;
+   _els_smart_icon_edit_set(wd->img, set, obj);
+}
+
+EAPI void
+elm_photo_thumb_set(const Evas_Object *obj, const char *file, const char *group)
+{
+   ELM_CHECK_WIDTYPE(obj, widtype);
+   Widget_Data *wd = elm_widget_data_get(obj);
+   if (!wd) return;
+
+#ifdef HAVE_ELEMENTARY_ETHUMB
+   eina_stringshare_replace(&wd->thumb.file.path, file);
+   eina_stringshare_replace(&wd->thumb.file.key, group);
+
+   if (elm_thumb_ethumb_client_connected_get())
+     {
+        _icon_thumb_apply(wd);
+        return ;
+     }
+
+   if (!wd->thumb.eeh)
+     {
+        wd->thumb.eeh = ecore_event_handler_add(ELM_ECORE_EVENT_ETHUMB_CONNECT, _icon_thumb_apply_cb, wd);
+     }
+#else
+   (void) obj;
+   (void) file;
+   (void) group;
+#endif
+}
+
+EAPI void
+elm_photo_aspect_fixed_set(Evas_Object *obj, Eina_Bool fixed)
+{
+   ELM_CHECK_WIDTYPE(obj, widtype);
+   Widget_Data *wd = elm_widget_data_get(obj);
+   if (!wd) return;
+   return _els_smart_icon_aspect_fixed_set(wd->img, fixed);
+}
+
+EAPI Eina_Bool
+elm_photo_aspect_fixed_get(const Evas_Object *obj)
+{
+   ELM_CHECK_WIDTYPE(obj, widtype) EINA_FALSE;
+   Widget_Data *wd = elm_widget_data_get(obj);
+   if (!wd) return EINA_FALSE;
+   return _els_smart_icon_aspect_fixed_get(wd->img);
+}
+
+
+
+/* vim:set ts=8 sw=3 sts=3 expandtab cino=>5n-3f0^-2{2(0W1st0 :*/