558 lines
15 KiB
C
558 lines
15 KiB
C
#ifdef HAVE_CONFIG_H
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# include "elementary_config.h"
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#endif
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#include <Elementary.h>
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#include "elm_priv.h"
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#include "elm_widget_photo.h"
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EAPI Eo_Op ELM_OBJ_PHOTO_BASE_ID = EO_NOOP;
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#define MY_CLASS ELM_OBJ_PHOTO_CLASS
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#define MY_CLASS_NAME "elm_photo"
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static const char SIG_CLICKED[] = "clicked";
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static const char SIG_DRAG_START[] = "drag,start";
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static const char SIG_DRAG_END[] = "drag,end";
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static const Evas_Smart_Cb_Description _smart_callbacks[] = {
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{SIG_CLICKED, ""},
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{SIG_DRAG_START, ""},
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{SIG_DRAG_END, ""},
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{NULL, NULL}
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};
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static void
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_sizing_eval(Evas_Object *obj)
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{
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Evas_Coord minw = -1, minh = -1, maxw = -1, maxh = -1;
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double scale;
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ELM_PHOTO_DATA_GET(obj, sd);
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Elm_Widget_Smart_Data *wd = eo_data_scope_get(obj, ELM_OBJ_WIDGET_CLASS);
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if (sd->size <= 0) return;
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scale = (sd->size * elm_widget_scale_get(obj) * elm_config_scale_get());
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evas_object_size_hint_min_set(sd->icon, scale, scale);
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elm_coords_finger_size_adjust(1, &minw, 1, &minh);
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edje_object_size_min_restricted_calc
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(wd->resize_obj, &minw, &minh, minw, minh);
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elm_coords_finger_size_adjust(1, &minw, 1, &minh);
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maxw = minw;
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maxh = minh;
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evas_object_size_hint_min_set(obj, minw, minh);
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evas_object_size_hint_max_set(obj, maxw, maxh);
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}
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static void
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_elm_photo_smart_theme(Eo *obj, void *_pd, va_list *list)
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{
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Eina_Bool *ret = va_arg(*list, Eina_Bool *);
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if (ret) *ret = EINA_FALSE;
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Eina_Bool int_ret = EINA_FALSE;
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Elm_Photo_Smart_Data *sd = _pd;
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Elm_Widget_Smart_Data *wd = eo_data_scope_get(obj, ELM_OBJ_WIDGET_CLASS);
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eo_do_super(obj, MY_CLASS, elm_wdg_theme(&int_ret));
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if (!int_ret) return;
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edje_object_mirrored_set
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(wd->resize_obj, elm_widget_mirrored_get(obj));
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elm_widget_theme_object_set
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(obj, wd->resize_obj, "photo", "base",
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elm_widget_style_get(obj));
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elm_object_scale_set(sd->icon, elm_widget_scale_get(obj));
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edje_object_scale_set(wd->resize_obj,
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elm_widget_scale_get(obj) * elm_config_scale_get());
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_sizing_eval(obj);
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if (ret) *ret = EINA_TRUE;
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}
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static void
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_icon_move_resize_cb(void *data,
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Evas *e __UNUSED__,
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Evas_Object *obj __UNUSED__,
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void *event_info __UNUSED__)
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{
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Evas_Coord w, h;
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ELM_PHOTO_DATA_GET(data, sd);
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Elm_Widget_Smart_Data *wd = eo_data_scope_get(obj, ELM_OBJ_WIDGET_CLASS);
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if (sd->fill_inside)
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{
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Edje_Message_Int_Set *msg;
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Evas_Object *img = elm_image_object_get(sd->icon);
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evas_object_geometry_get(img, NULL, NULL, &w, &h);
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msg = alloca(sizeof(Edje_Message_Int_Set) + (sizeof(int)));
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msg->count = 2;
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msg->val[0] = (int)w;
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msg->val[1] = (int)h;
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edje_object_message_send
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(wd->resize_obj, EDJE_MESSAGE_INT_SET, 0, msg);
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}
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#ifdef HAVE_ELEMENTARY_ETHUMB
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if (sd->thumb.file.path)
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elm_icon_thumb_set(sd->icon, sd->thumb.file.path, sd->thumb.file.key);
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#endif
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}
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static void
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_drag_done_cb(void *unused __UNUSED__,
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Evas_Object *obj)
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{
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elm_object_scroll_freeze_pop(obj);
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evas_object_smart_callback_call(obj, SIG_DRAG_END, NULL);
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}
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static void
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_mouse_move(void *data,
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Evas *e __UNUSED__,
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Evas_Object *icon,
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void *event)
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{
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Evas_Event_Mouse_Move *move = event;
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ELM_PHOTO_DATA_GET(data, sd);
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/* Sanity */
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if (!sd->long_press_timer)
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{
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evas_object_event_callback_del
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(icon, EVAS_CALLBACK_MOUSE_MOVE, _mouse_move);
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return;
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}
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/* if the event is held, stop waiting */
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if (move->event_flags & EVAS_EVENT_FLAG_ON_HOLD)
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{
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/* Moved too far: No longpress for you! */
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ELM_SAFE_FREE(sd->long_press_timer, ecore_timer_del);
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evas_object_event_callback_del
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(icon, EVAS_CALLBACK_MOUSE_MOVE, _mouse_move);
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}
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}
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static Eina_Bool
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_long_press_cb(void *obj)
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{
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Evas_Object *img;
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const char *file;
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ELM_PHOTO_DATA_GET(obj, sd);
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DBG("Long press: start drag!");
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sd->long_press_timer = NULL; /* clear: must return NULL now */
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evas_object_event_callback_del
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(sd->icon, EVAS_CALLBACK_MOUSE_MOVE, _mouse_move);
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img = elm_image_object_get(sd->icon);
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file = NULL;
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evas_object_image_file_get(img, &file, NULL);
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if (file)
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{
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char buf[4096 + 7];
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/* FIXME: Deal with relative paths; use PATH_MAX */
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snprintf(buf, sizeof(buf), "file://%s", file);
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if (elm_drag_start
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(obj, ELM_SEL_FORMAT_IMAGE, buf, ELM_XDND_ACTION_MOVE,
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NULL, NULL,
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NULL, NULL,
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NULL, NULL,
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_drag_done_cb, NULL))
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{
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elm_object_scroll_freeze_push(obj);
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evas_object_smart_callback_call(obj, SIG_DRAG_START, NULL);
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}
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}
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return EINA_FALSE; /* Don't call again */
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}
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static void
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_mouse_down(void *data,
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Evas *e __UNUSED__,
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Evas_Object *icon,
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void *event_info __UNUSED__)
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{
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Evas_Event_Mouse_Down *ev = event_info;
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ELM_PHOTO_DATA_GET(data, sd);
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if (ev->button != 1) return;
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if (sd->long_press_timer) ecore_timer_del(sd->long_press_timer);
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sd->long_press_timer = ecore_timer_add(_elm_config->longpress_timeout,
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_long_press_cb, data);
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evas_object_event_callback_add
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(icon, EVAS_CALLBACK_MOUSE_MOVE, _mouse_move, data);
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}
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static void
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_mouse_up(void *data,
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Evas *e __UNUSED__,
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Evas_Object *obj __UNUSED__,
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void *event_info __UNUSED__)
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{
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Evas_Event_Mouse_Up *ev = event_info;
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ELM_PHOTO_DATA_GET(data, sd);
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if (ev->button != 1) return;
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if (ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD) return;
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ELM_SAFE_FREE(sd->long_press_timer, ecore_timer_del);
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evas_object_smart_callback_call(data, SIG_CLICKED, NULL);
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}
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static inline int
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_icon_size_min_get(Evas_Object *icon)
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{
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int size;
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elm_image_object_size_get(icon, &size, NULL);
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return (size < 32) ? 32 : size;
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}
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static void
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_elm_photo_internal_image_follow(Evas_Object *obj)
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{
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Evas_Object *img;
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ELM_PHOTO_DATA_GET(obj, sd);
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img = elm_image_object_get(sd->icon);
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evas_object_event_callback_add
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(img, EVAS_CALLBACK_MOVE, _icon_move_resize_cb, obj);
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evas_object_event_callback_add
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(img, EVAS_CALLBACK_RESIZE, _icon_move_resize_cb, obj);
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}
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static void
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_on_thumb_done(void *data,
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Evas_Object *obj __UNUSED__,
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void *event __UNUSED__)
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{
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_elm_photo_internal_image_follow(data);
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}
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static void
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_elm_photo_smart_add(Eo *obj, void *_pd, va_list *list EINA_UNUSED)
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{
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Elm_Photo_Smart_Data *priv = _pd;
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Elm_Widget_Smart_Data *wd = eo_data_scope_get(obj, ELM_OBJ_WIDGET_CLASS);
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eo_do_super(obj, MY_CLASS, evas_obj_smart_add());
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elm_widget_can_focus_set(obj, EINA_FALSE);
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priv->icon = elm_icon_add(obj);
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evas_object_repeat_events_set(priv->icon, EINA_TRUE);
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elm_image_resizable_set(priv->icon, EINA_TRUE, EINA_TRUE);
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elm_image_smooth_set(priv->icon, EINA_TRUE);
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elm_image_fill_outside_set(priv->icon, !priv->fill_inside);
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elm_image_prescale_set(priv->icon, 0);
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elm_object_scale_set(priv->icon, elm_widget_scale_get(obj));
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evas_object_event_callback_add
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(priv->icon, EVAS_CALLBACK_MOUSE_UP, _mouse_up, obj);
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evas_object_event_callback_add
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(priv->icon, EVAS_CALLBACK_MOUSE_DOWN, _mouse_down, obj);
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evas_object_smart_callback_add
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(priv->icon, "thumb,done", _on_thumb_done, obj);
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elm_widget_sub_object_add(obj, priv->icon);
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_elm_photo_internal_image_follow(obj);
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_sizing_eval(obj);
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elm_widget_resize_object_set
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(obj, edje_object_add(evas_object_evas_get(obj)));
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elm_widget_theme_object_set
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(obj, wd->resize_obj, "photo", "base", "default");
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edje_object_part_swallow
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(wd->resize_obj, "elm.swallow.content", priv->icon);
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elm_photo_file_set(obj, NULL);
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}
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static void
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_elm_photo_smart_del(Eo *obj, void *_pd, va_list *list EINA_UNUSED)
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{
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Elm_Photo_Smart_Data * sd = _pd;
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if (sd->long_press_timer) ecore_timer_del(sd->long_press_timer);
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eo_do_super(obj, MY_CLASS, evas_obj_smart_del());
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}
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EAPI Evas_Object *
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elm_photo_add(Evas_Object *parent)
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{
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EINA_SAFETY_ON_NULL_RETURN_VAL(parent, NULL);
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Evas_Object *obj = eo_add(MY_CLASS, parent);
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eo_unref(obj);
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return obj;
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}
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static void
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_constructor(Eo *obj, void *_pd EINA_UNUSED, va_list *list EINA_UNUSED)
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{
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eo_do_super(obj, MY_CLASS, eo_constructor());
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eo_do(obj,
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evas_obj_type_set(MY_CLASS_NAME),
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evas_obj_smart_callbacks_descriptions_set(_smart_callbacks, NULL));
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}
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EAPI Eina_Bool
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elm_photo_file_set(Evas_Object *obj,
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const char *file)
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{
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ELM_PHOTO_CHECK(obj) EINA_FALSE;
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Eina_Bool ret = EINA_FALSE;
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eo_do(obj, elm_obj_photo_file_set(file, &ret));
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return ret;
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}
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static void
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_file_set(Eo *obj, void *_pd, va_list *list)
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{
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const char *file = va_arg(*list, const char *);
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Eina_Bool *ret = va_arg(*list, Eina_Bool *);
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if (ret) *ret = EINA_FALSE;
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Elm_Photo_Smart_Data *sd = _pd;
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if (!file)
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{
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if (!elm_icon_standard_set(sd->icon, "no_photo"))
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return;
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}
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else
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{
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if (!elm_image_file_set(sd->icon, file, NULL))
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return;
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}
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_sizing_eval(obj);
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if (ret) *ret = EINA_TRUE;
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}
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EAPI void
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elm_photo_size_set(Evas_Object *obj,
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int size)
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{
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ELM_PHOTO_CHECK(obj);
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eo_do(obj, elm_obj_photo_size_set(size));
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}
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static void
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_size_set(Eo *obj, void *_pd, va_list *list)
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{
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int size = va_arg(*list, int);
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Elm_Photo_Smart_Data *sd = _pd;
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sd->size = (size > 0) ? size : 0;
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elm_image_prescale_set(sd->icon, sd->size);
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_sizing_eval(obj);
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}
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static void
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_size_get(Eo *obj EINA_UNUSED, void *_pd, va_list *list)
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{
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int *ret = va_arg(*list, int *);
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Elm_Photo_Smart_Data *sd = _pd;
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*ret = sd->size;
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}
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EAPI void
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elm_photo_fill_inside_set(Evas_Object *obj,
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Eina_Bool fill)
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{
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ELM_PHOTO_CHECK(obj);
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eo_do(obj, elm_obj_photo_fill_inside_set(fill));
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}
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static void
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_fill_inside_set(Eo *obj, void *_pd, va_list *list)
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{
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Eina_Bool fill = va_arg(*list, int);
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Elm_Photo_Smart_Data *sd = _pd;
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elm_image_fill_outside_set(sd->icon, !fill);
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sd->fill_inside = !!fill;
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_sizing_eval(obj);
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}
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static void
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_fill_inside_get(Eo *obj EINA_UNUSED, void *_pd, va_list *list)
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{
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Eina_Bool *ret = va_arg(*list, Eina_Bool *);
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Elm_Photo_Smart_Data *sd = _pd;
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*ret = sd->fill_inside;
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}
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EAPI void
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elm_photo_editable_set(Evas_Object *obj,
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Eina_Bool set)
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{
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ELM_PHOTO_CHECK(obj);
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eo_do(obj, elm_obj_photo_editable_set(set));
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}
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static void
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_editable_set(Eo *obj EINA_UNUSED, void *_pd, va_list *list)
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{
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Eina_Bool set = va_arg(*list, int);
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Elm_Photo_Smart_Data *sd = _pd;
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elm_image_editable_set(sd->icon, set);
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}
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static void
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_editable_get(Eo *obj EINA_UNUSED, void *_pd, va_list *list)
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{
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Eina_Bool *ret = va_arg(*list, Eina_Bool *);
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Elm_Photo_Smart_Data *sd = _pd;
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*ret = elm_image_editable_get(sd->icon);
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}
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EAPI void
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elm_photo_thumb_set(const Evas_Object *obj,
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const char *file,
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const char *group)
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{
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ELM_PHOTO_CHECK(obj);
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eo_do((Eo *) obj, elm_obj_photo_thumb_set(file, group));
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}
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static void
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_thumb_set(Eo *obj EINA_UNUSED, void *_pd EINA_UNUSED, va_list *list)
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{
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const char *file = va_arg(*list, const char *);
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const char *group = va_arg(*list, const char *);
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#ifdef HAVE_ELEMENTARY_ETHUMB
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Elm_Photo_Smart_Data *sd = _pd;
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eina_stringshare_replace(&sd->thumb.file.path, file);
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eina_stringshare_replace(&sd->thumb.file.key, group);
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elm_icon_thumb_set(sd->icon, file, group);
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#else
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(void)obj;
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(void)file;
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(void)group;
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#endif
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}
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EAPI void
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elm_photo_aspect_fixed_set(Evas_Object *obj,
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Eina_Bool fixed)
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{
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ELM_PHOTO_CHECK(obj);
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eo_do(obj, elm_obj_photo_aspect_fixed_set(fixed));
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}
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static void
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_aspect_fixed_set(Eo *obj EINA_UNUSED, void *_pd, va_list *list)
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{
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Eina_Bool fixed = va_arg(*list, int);
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Elm_Photo_Smart_Data *sd = _pd;
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elm_image_aspect_fixed_set(sd->icon, fixed);
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}
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EAPI Eina_Bool
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elm_photo_aspect_fixed_get(const Evas_Object *obj)
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{
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ELM_PHOTO_CHECK(obj) EINA_FALSE;
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Eina_Bool ret = EINA_FALSE;
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eo_do((Eo *) obj, elm_obj_photo_aspect_fixed_get(&ret));
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return ret;
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}
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static void
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_aspect_fixed_get(Eo *obj EINA_UNUSED, void *_pd, va_list *list)
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{
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Eina_Bool *ret = va_arg(*list, Eina_Bool *);
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Elm_Photo_Smart_Data *sd = _pd;
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*ret = elm_image_aspect_fixed_get(sd->icon);
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}
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static void
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_class_constructor(Eo_Class *klass)
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{
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const Eo_Op_Func_Description func_desc[] = {
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EO_OP_FUNC(EO_BASE_ID(EO_BASE_SUB_ID_CONSTRUCTOR), _constructor),
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EO_OP_FUNC(EVAS_OBJ_SMART_ID(EVAS_OBJ_SMART_SUB_ID_ADD), _elm_photo_smart_add),
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EO_OP_FUNC(EVAS_OBJ_SMART_ID(EVAS_OBJ_SMART_SUB_ID_DEL), _elm_photo_smart_del),
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EO_OP_FUNC(ELM_WIDGET_ID(ELM_WIDGET_SUB_ID_THEME), _elm_photo_smart_theme),
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EO_OP_FUNC(ELM_OBJ_PHOTO_ID(ELM_OBJ_PHOTO_SUB_ID_FILE_SET), _file_set),
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EO_OP_FUNC(ELM_OBJ_PHOTO_ID(ELM_OBJ_PHOTO_SUB_ID_SIZE_SET), _size_set),
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EO_OP_FUNC(ELM_OBJ_PHOTO_ID(ELM_OBJ_PHOTO_SUB_ID_SIZE_GET), _size_get),
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EO_OP_FUNC(ELM_OBJ_PHOTO_ID(ELM_OBJ_PHOTO_SUB_ID_FILL_INSIDE_SET), _fill_inside_set),
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EO_OP_FUNC(ELM_OBJ_PHOTO_ID(ELM_OBJ_PHOTO_SUB_ID_FILL_INSIDE_GET), _fill_inside_get),
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EO_OP_FUNC(ELM_OBJ_PHOTO_ID(ELM_OBJ_PHOTO_SUB_ID_EDITABLE_SET), _editable_set),
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EO_OP_FUNC(ELM_OBJ_PHOTO_ID(ELM_OBJ_PHOTO_SUB_ID_EDITABLE_GET), _editable_get),
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EO_OP_FUNC(ELM_OBJ_PHOTO_ID(ELM_OBJ_PHOTO_SUB_ID_THUMB_SET), _thumb_set),
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EO_OP_FUNC(ELM_OBJ_PHOTO_ID(ELM_OBJ_PHOTO_SUB_ID_ASPECT_FIXED_SET), _aspect_fixed_set),
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EO_OP_FUNC(ELM_OBJ_PHOTO_ID(ELM_OBJ_PHOTO_SUB_ID_ASPECT_FIXED_GET), _aspect_fixed_get),
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EO_OP_FUNC_SENTINEL
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};
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eo_class_funcs_set(klass, func_desc);
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evas_smart_legacy_type_register(MY_CLASS_NAME, klass);
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}
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static const Eo_Op_Description op_desc[] = {
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EO_OP_DESCRIPTION(ELM_OBJ_PHOTO_SUB_ID_FILE_SET, "Set the file that will be used as the photo widget's image."),
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EO_OP_DESCRIPTION(ELM_OBJ_PHOTO_SUB_ID_SIZE_SET, "Set the size that will be used on the photo."),
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EO_OP_DESCRIPTION(ELM_OBJ_PHOTO_SUB_ID_SIZE_GET, "Get the size that will be used on the photo."),
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EO_OP_DESCRIPTION(ELM_OBJ_PHOTO_SUB_ID_FILL_INSIDE_SET, "Set if the photo should be completely visible or not."),
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EO_OP_DESCRIPTION(ELM_OBJ_PHOTO_SUB_ID_FILL_INSIDE_GET, "Get if the photo should be completely visible or not."),
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EO_OP_DESCRIPTION(ELM_OBJ_PHOTO_SUB_ID_EDITABLE_SET, "Set editability of the photo."),
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EO_OP_DESCRIPTION(ELM_OBJ_PHOTO_SUB_ID_EDITABLE_GET, "Get editability of the photo."),
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EO_OP_DESCRIPTION(ELM_OBJ_PHOTO_SUB_ID_THUMB_SET, "Set the file that will be used as thumbnail in the photo."),
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EO_OP_DESCRIPTION(ELM_OBJ_PHOTO_SUB_ID_ASPECT_FIXED_SET, "Set whether the original aspect ratio of the photo should be kept on resize."),
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EO_OP_DESCRIPTION(ELM_OBJ_PHOTO_SUB_ID_ASPECT_FIXED_GET, "Get if the object keeps the original aspect ratio."),
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EO_OP_DESCRIPTION_SENTINEL
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};
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static const Eo_Class_Description class_desc = {
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EO_VERSION,
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MY_CLASS_NAME,
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EO_CLASS_TYPE_REGULAR,
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EO_CLASS_DESCRIPTION_OPS(&ELM_OBJ_PHOTO_BASE_ID, op_desc, ELM_OBJ_PHOTO_SUB_ID_LAST),
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NULL,
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sizeof(Elm_Photo_Smart_Data),
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_class_constructor,
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NULL
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};
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EO_DEFINE_CLASS(elm_obj_photo_class_get, &class_desc, ELM_OBJ_WIDGET_CLASS, EVAS_SMART_CLICKABLE_INTERFACE, EVAS_SMART_DRAGGABLE_INTERFACE, NULL);
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