viewer: adds support slide show

Change-Id: Ia9d03f1051f2c90f865f46e5f7199604254889eb
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>

1 files changed, 108 insertions, 6 deletions

diff --git a/src/view/viewer.c b/src/view/viewer.c
index 5e007ab..3c460bd 100644
--- a/src/view/viewer.c
+++ b/src/view/viewer.c
@@ -40,6 +40,7 @@
 #define POSITION_MARGIN 500
 #define VIEWER_TIMEOUT 3.0
 #define VIEWER_SEPARATOR "/ "
+#define SLIDE_SHOW_INTERVAL 3.0
 #define VIDEO_COPYRIGHT "Unknown"
 
 #define BTN_LOC_NONE -1
@@ -48,6 +49,7 @@
 #define BTN_LOC_NEXT 4
 #define BTN_LOC_ROTATE 5
 #define BTN_LOC_ZOOM 6
+#define BTN_LOC_SLIDE 8
 
 enum {
 	VIEWER_MOVIE,
@@ -67,6 +69,11 @@ struct _playlist {
 	int cur;
 };
 
+struct _slideshow {
+	Ecore_Timer *timer;
+	bool enable;
+};
+
 struct _priv {
 	Evas_Object *win;
 	Evas_Object *base;
@@ -78,6 +85,7 @@ struct _priv {
 	struct timeout_handler *timeout;
 	struct playermgr *player;
 	struct progressbar *progress;
+	struct _slideshow slideshow;
 
 	bool bar_show;
 };
@@ -119,6 +127,10 @@ static struct _btn_info btn_photo[] = {
 		.name = SRC_BTN_ZOOM,
 		.loc = BTN_LOC_ZOOM,
 	},
+	{
+		.name = SRC_BTN_SLIDE,
+		.loc = BTN_LOC_SLIDE,
+	},
 };
 
 static struct _btn_info btn_video[] = {
@@ -134,6 +146,10 @@ static struct _btn_info btn_video[] = {
 		.name = SRC_BTN_GALLERY_NEXT,
 		.loc = BTN_LOC_NEXT,
 	},
+	{
+		.name = SRC_BTN_SLIDE,
+		.loc = BTN_LOC_SLIDE,
+	},
 };
 
 struct _viewer_info {
@@ -150,6 +166,10 @@ static void _callback_movie(void *data, const char *ev);
 static void _callback_photo(void *data, const char *ev);
 static void _callback_video(void *data, const char *ev);
 
+static void _slideshow_set(struct _priv *priv);
+static void _slideshow_enable(struct _priv *priv);
+static void _slideshow_disable(struct _priv *priv);
+
 static struct _viewer_info viewer_info[] = {
 	{
 		.btns = btn_movie,
@@ -159,13 +179,13 @@ static struct _viewer_info viewer_info[] = {
 	},
 	{
 		.btns = btn_photo,
-		.btn_count = 4,
+		.btn_count = 5,
 		.focus_loc = BTN_LOC_NEXT,
 		.callback = _callback_photo,
 	},
 	{
 		.btns = btn_video,
-		.btn_count = 3,
+		.btn_count = 4,
 		.focus_loc = BTN_LOC_NEXT,
 		.callback = _callback_video,
 	},
@@ -279,8 +299,14 @@ static void _draw_contents(struct _priv *priv, int id, app_media_info *mi)
 		_player_play(priv);
 		return;
 	} else if (id == VIEWER_VIDEO) {
-		_draw_thumbnail(priv, mi);
+		if (priv->slideshow.enable)
+			_player_play(priv);
+		else
+			_draw_thumbnail(priv, mi);
 		return;
+	} else if (id == VIEWER_PHOTO) {
+		if (priv->slideshow.enable)
+			_slideshow_set(priv);
 	}
 
 	if (!mi->file_path)
@@ -535,7 +561,8 @@ static bool _viewer_show(struct _priv *priv)
 	ctl = priv->viewer.ctl[id];
 	priv->viewer.cur = id;
 
-	ctl->ops->show(ctl->handle);
+	if (!priv->slideshow.enable)
+		ctl->ops->show(ctl->handle);
 
 	loc = priv->viewer.foc;
 	if (loc == BTN_LOC_NONE) {
@@ -684,6 +711,49 @@ static void _hide_bar(struct _priv *priv)
 	ctl->ops->disable(ctl->handle);
 }
 
+static Eina_Bool _slideshow_next(void *data)
+{
+	struct _priv *priv;
+
+	if (!data)
+		return ECORE_CALLBACK_CANCEL;
+
+	priv = data;
+
+	priv->slideshow.timer = NULL;
+
+	if (!priv->slideshow.enable)
+		return ECORE_CALLBACK_CANCEL;
+
+	_viewer_next(priv);
+
+	return ECORE_CALLBACK_CANCEL;
+}
+
+static void _slideshow_set(struct _priv *priv)
+{
+	if (priv->slideshow.timer)
+		return;
+
+	priv->slideshow.timer = ecore_timer_add(SLIDE_SHOW_INTERVAL,
+			_slideshow_next, priv);
+}
+
+static void _slideshow_enable(struct _priv *priv)
+{
+	priv->slideshow.enable = true;
+}
+
+static void _slideshow_disable(struct _priv *priv)
+{
+	priv->slideshow.enable = false;
+
+	if (priv->slideshow.timer) {
+		ecore_timer_del(priv->slideshow.timer);
+		priv->slideshow.timer = NULL;
+	}
+}
+
 static void _pop_view(struct _priv *priv)
 {
 	struct view_update_data vdata;
@@ -864,8 +934,11 @@ static void _player_complete_cb(void *data)
 		_pop_view(priv);
 	} else if (priv->viewer.cur == VIEWER_VIDEO) {
 		_player_stop(priv);
-		_viewer_show(priv);
-		_show_bar(data);
+
+		if (priv->slideshow.enable)
+			_viewer_next(priv);
+		else
+			_viewer_show(priv);
 	}
 }
 
@@ -910,6 +983,10 @@ static void _callback_photo(void *data, const char *ev)
 		_viewer_show(priv);
 	} else if (!strcmp(ev, SRC_BTN_ZOOM)) {
 		_set_image_zoom(priv);
+	} else if (!strcmp(ev, SRC_BTN_SLIDE)) {
+		_slideshow_enable(priv);
+		_hide_bar(priv);
+		_viewer_show(priv);
 	}
 }
 
@@ -930,6 +1007,10 @@ static void _callback_video(void *data, const char *ev)
 		_viewer_next(priv);
 	} else if (!strcmp(ev, SRC_BTN_PLAY)) {
 		_player_play_pause(priv);
+	} else if (!strcmp(ev, SRC_BTN_SLIDE)) {
+		_slideshow_enable(priv);
+		_hide_bar(priv);
+		_viewer_show(priv);
 	}
 }
 
@@ -957,6 +1038,20 @@ static Eina_Bool _event_cb(void *data, int type, void *ei)
 
 		ev = ei;
 
+		if (priv->slideshow.enable) {
+			if (!strcmp(ev->keyname, KEY_BACK) ||
+					!strcmp(ev->keyname, KEY_BACK_REMOTE)) {
+				if (priv->viewer.cur == VIEWER_VIDEO)
+					_player_stop(priv);
+
+				_slideshow_disable(priv);
+				_viewer_show(priv);
+				_show_bar(priv);
+			}
+
+			return ECORE_CALLBACK_DONE;
+		}
+
 		if (!strcmp(ev->keyname, KEY_BACK) ||
 				!strcmp(ev->keyname, KEY_BACK_REMOTE)) {
 			if (priv->bar_show) {
@@ -996,6 +1091,9 @@ static Eina_Bool _event_cb(void *data, int type, void *ei)
 				_viewer_prev(priv);
 			}
 		}
+	} else {
+		if (priv->slideshow.enable)
+			return ECORE_CALLBACK_DONE;
 	}
 
 	_show_bar(data);
@@ -1078,6 +1176,8 @@ static Evas_Object *_create(Evas_Object *win, void *data)
 	priv->playlist.cur = 0;
 	priv->viewer.foc = BTN_LOC_NONE;
 
+	_slideshow_disable(priv);
+
 	player = playermgr_create(win);
 	if (!player) {
 		_ERR("failed to create player");
@@ -1156,6 +1256,7 @@ static void _hide(void *view_data)
 
 	priv = view_data;
 
+	_slideshow_disable(priv);
 	_viewer_hide(priv);
 
 	timeout_handler_enable(priv->timeout, false);
@@ -1187,6 +1288,7 @@ static void _update(void *view_data, int update_type, void *data)
 		priv->playlist.list = vdata->list;
 		priv->playlist.cur = vdata->index;
 		priv->viewer.foc = BTN_LOC_NONE;
+		priv->slideshow.enable = false;
 		break;
 	default:
 		break;