enlightenment/ephoto
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ephoto
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ephoto/src/bin/ephoto_flow_browser.c

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#include "ephoto.h"
#ifdef HAVE_LIBEXIF
#include <libexif/exif-data.h>
#endif
#define ZOOM_MIN 0.1
#define ZOOM_MAX 10.0
#define ZOOM_STEP 0.2
typedef struct _Ephoto_Flow_Browser Ephoto_Flow_Browser;
typedef struct _Ephoto_Viewer Ephoto_Viewer;
struct _Ephoto_Flow_Browser
{
Ephoto *ephoto;
Evas_Object *layout;
Evas_Object *edje;
Evas_Object *viewer;
const char *path;
Ephoto_Entry *entry;
double zoom;
};
struct _Ephoto_Viewer
{
Evas_Object *photocam;
Evas_Object *scroller;
Evas_Object *image;
};
static void _zoom_set(Ephoto_Flow_Browser *fb, double zoom);
static Eina_Bool
_path_is_jpeg(const char *path_stringshared)
{
size_t len = eina_stringshare_strlen(path_stringshared);
const char *ext;
if (len < sizeof(".jpg")) return EINA_FALSE;
ext = path_stringshared + len - (sizeof(".jpg") - 1);
if (strcasecmp(ext, ".jpg") == 0) return EINA_TRUE;
if (len < sizeof(".jpeg")) return EINA_FALSE;
ext = path_stringshared + len - (sizeof(".jpeg") - 1);
if (strcasecmp(ext, ".jpeg") == 0) return EINA_TRUE;
return EINA_FALSE;
}
static void
_viewer_del(void *data, Evas *e, Evas_Object *obj, void *event_info)
{
Ephoto_Viewer *v = data;
free(v);
}
static Evas_Object *
_viewer_add(Evas_Object *parent, const char *path)
{
Ephoto_Viewer *v = calloc(1, sizeof(Ephoto_Viewer));
Evas_Object *obj;
int err;
EINA_SAFETY_ON_NULL_RETURN_VAL(v, NULL);
if (_path_is_jpeg(path))
{
obj = v->photocam = elm_photocam_add(parent);
EINA_SAFETY_ON_NULL_GOTO(obj, error);
err = elm_photocam_file_set(obj, path);
if (err != EVAS_LOAD_ERROR_NONE) goto load_error;
}
else
{
Evas_Coord w, h;
obj = v->scroller = elm_scroller_add(parent);
EINA_SAFETY_ON_NULL_GOTO(obj, error);
v->image = evas_object_image_filled_add(evas_object_evas_get(parent));
evas_object_image_file_set(v->image, path, NULL);
err = evas_object_image_load_error_get(v->image);
if (err != EVAS_LOAD_ERROR_NONE) goto load_error;
evas_object_image_size_get(v->image, &w, &h);
evas_object_size_hint_align_set(v->image, 0.5, 0.5);
evas_object_size_hint_min_set(v->image, w, h);
evas_object_size_hint_max_set(v->image, w, h);
evas_object_resize(v->image, w, h);
evas_object_show(v->image);
elm_scroller_content_set(obj, v->image);
}
evas_object_size_hint_weight_set(obj, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
evas_object_size_hint_align_set(obj, EVAS_HINT_FILL, EVAS_HINT_FILL);
evas_object_data_set(obj, "viewer", v);
evas_object_event_callback_add(obj, EVAS_CALLBACK_DEL, _viewer_del, v);
return obj;
load_error:
ERR("could not load image '%s': %s", path, evas_load_error_str(err));
evas_object_del(obj);
error:
free(v);
return NULL;
}
static void
_viewer_zoom_set(Evas_Object *obj, float zoom)
{
Ephoto_Viewer *v = evas_object_data_get(obj, "viewer");
EINA_SAFETY_ON_NULL_RETURN(v);
if (v->photocam) elm_photocam_zoom_set(v->photocam, 1.0 / zoom);
else
{
Evas_Coord w, h;
evas_object_image_size_get(v->image, &w, &h);
w *= zoom;
h *= zoom;
evas_object_size_hint_min_set(v->image, w, h);
evas_object_size_hint_max_set(v->image, w, h);
}
}
static void
_mouse_wheel(void *data, Evas *e, Evas_Object *o, void *event_info)
{
Ephoto_Flow_Browser *fb = data;
Evas_Event_Mouse_Wheel *ev = event_info;
if (!evas_key_modifier_is_set(ev->modifiers, "Control")) return;
if (ev->z > 0) _zoom_set(fb, fb->zoom + ZOOM_STEP);
else _zoom_set(fb, fb->zoom - ZOOM_STEP);
}
static Ephoto_Entry *
_find_first_entry(Ephoto_Flow_Browser *fb)
{
const Eina_List *l;
Ephoto_Entry *entry;
EINA_SAFETY_ON_NULL_RETURN_VAL(fb->ephoto, NULL);
EINA_LIST_FOREACH(fb->ephoto->entries, l, entry)
if (!entry->is_dir) return entry;
return NULL;
}
static Ephoto_Entry *
_find_last_entry(Ephoto_Flow_Browser *fb)
{
const Eina_List *l;
Ephoto_Entry *entry;
EINA_SAFETY_ON_NULL_RETURN_VAL(fb->ephoto, NULL);
EINA_LIST_REVERSE_FOREACH(fb->ephoto->entries, l, entry)
if (!entry->is_dir) return entry;
return NULL;
}
static void
_ephoto_flow_browser_toolbar_eval(Ephoto_Flow_Browser *fb)
{
if (!fb->entry)
{
edje_object_signal_emit(fb->edje, "slideshow,disable", "ephoto");
edje_object_signal_emit(fb->edje, "prev,disable", "ephoto");
edje_object_signal_emit(fb->edje, "next,disable", "ephoto");
}
else
{
edje_object_signal_emit(fb->edje, "slideshow,enable", "ephoto");
if (fb->entry == _find_first_entry(fb))
edje_object_signal_emit(fb->edje, "prev,disable", "ephoto");
else
edje_object_signal_emit(fb->edje, "prev,enable", "ephoto");
if (fb->entry == _find_last_entry(fb))
edje_object_signal_emit(fb->edje, "next,disable", "ephoto");
else
edje_object_signal_emit(fb->edje, "next,enable", "ephoto");
}
}
static void
_ephoto_flow_browser_recalc(Ephoto_Flow_Browser *fb)
{
if (fb->viewer)
{
evas_object_del(fb->viewer);
fb->viewer = NULL;
}
if (fb->path)
{
const char *bname = ecore_file_file_get(fb->path);
fb->viewer = _viewer_add(fb->layout, fb->path);
elm_layout_content_set(fb->layout, "ephoto.swallow.flow", fb->viewer);
evas_object_event_callback_add
(fb->viewer, EVAS_CALLBACK_MOUSE_WHEEL, _mouse_wheel, fb);
edje_object_part_text_set(fb->edje, "ephoto.text.title", bname);
ephoto_title_set(fb->ephoto, bname);
}
_ephoto_flow_browser_toolbar_eval(fb);
}
static void
_zoom_set(Ephoto_Flow_Browser *fb, double zoom)
{
if (zoom > ZOOM_MAX) zoom = ZOOM_MAX;
else if (zoom < ZOOM_MIN) zoom = ZOOM_MIN;
DBG("zoom %f", zoom);
_viewer_zoom_set(fb->viewer, zoom);
fb->zoom = zoom;
if (zoom <= ZOOM_MIN)
edje_object_signal_emit(fb->edje, "zoom_out,disable", "ephoto");
else
edje_object_signal_emit(fb->edje, "zoom_out,enable", "ephoto");
if (zoom >= ZOOM_MAX)
edje_object_signal_emit(fb->edje, "zoom_in,disable", "ephoto");
else
edje_object_signal_emit(fb->edje, "zoom_in,enable", "ephoto");
}
static void
_zoom_in(void *data, Evas_Object *o, const char *emission, const char *source)
{
Ephoto_Flow_Browser *fb = data;
_zoom_set(fb, fb->zoom + ZOOM_STEP);
}
static void
_zoom_out(void *data, Evas_Object *o, const char *emission, const char *source)
{
Ephoto_Flow_Browser *fb = data;
_zoom_set(fb, fb->zoom - ZOOM_STEP);
}
static void
_next_entry(Ephoto_Flow_Browser *fb)
{
Elm_Gengrid_Item *it;
Ephoto_Entry *entry;
EINA_SAFETY_ON_NULL_RETURN(fb->entry);
EINA_SAFETY_ON_NULL_RETURN(fb->entry->item);
it = fb->entry->item;
while ((it = elm_gengrid_item_next_get(it)))
{
entry = elm_gengrid_item_data_get(it);
if (!entry->is_dir) break;
}
if (!it) return;
DBG("next is '%s'", entry->path);
ephoto_flow_browser_entry_set(fb->layout, entry);
}
static void
_prev_entry(Ephoto_Flow_Browser *fb)
{
Elm_Gengrid_Item *it;
Ephoto_Entry *entry;
EINA_SAFETY_ON_NULL_RETURN(fb->entry);
EINA_SAFETY_ON_NULL_RETURN(fb->entry->item);
it = fb->entry->item;
while ((it = elm_gengrid_item_prev_get(it)))
{
entry = elm_gengrid_item_data_get(it);
if (!entry->is_dir) break;
}
if (!it) return;
DBG("prev is '%s'", entry->path);
ephoto_flow_browser_entry_set(fb->layout, entry);
}
static void
_first_entry(Ephoto_Flow_Browser *fb)
{
Ephoto_Entry *entry = _find_first_entry(fb);
if (!entry) return;
DBG("first is '%s'", entry->path);
ephoto_flow_browser_entry_set(fb->layout, entry);
}
static void
_last_entry(Ephoto_Flow_Browser *fb)
{
Ephoto_Entry *entry = _find_last_entry(fb);
if (!entry) return;
DBG("last is '%s'", entry->path);
ephoto_flow_browser_entry_set(fb->layout, entry);
}
static void
_next_button(void *data, Evas_Object *o, const char *emission, const char *source)
{
Ephoto_Flow_Browser *fb = data;
_next_entry(fb);
}
static void
_prev_button(void *data, Evas_Object *o, const char *emission, const char *source)
{
Ephoto_Flow_Browser *fb = data;
_prev_entry(fb);
}
static void
_back(void *data, Evas_Object *o, const char *emission, const char *source)
{
Ephoto_Flow_Browser *fb = data;
evas_object_smart_callback_call(fb->layout, "back", fb->entry);
}
static void
_key_down(void *data, Evas *e, Evas_Object *o, void *event_info)
{
Ephoto_Flow_Browser *fb = data;
Evas_Event_Key_Down *ev = event_info;
Eina_Bool ctrl = evas_key_modifier_is_set(ev->modifiers, "Control");
const char *k = ev->keyname;
if (ctrl)
{
if ((!strcmp(k, "plus")) || (!strcmp(k, "equal")))
_zoom_set(fb, fb->zoom + ZOOM_STEP);
else if (!strcmp(k, "minus"))
_zoom_set(fb, fb->zoom - ZOOM_STEP);
else if (!strcmp(k, "0"))
_zoom_set(fb, 1.0);
}
if (!strcmp(k, "Escape"))
evas_object_smart_callback_call(fb->layout, "back", fb->entry);
else if (!strcmp(k, "Left"))
_prev_entry(fb);
else if (!strcmp(k, "Right"))
_next_entry(fb);
else if (!strcmp(k, "Home"))
_first_entry(fb);
else if (!strcmp(k, "End"))
_last_entry(fb);
}
static void
_layout_del(void *data, Evas *e, Evas_Object *o, void *event_info)
{
Ephoto_Flow_Browser *fb = data;
eina_stringshare_del(fb->path);
free(fb);
}
Evas_Object *
ephoto_flow_browser_add(Ephoto *ephoto, Evas_Object *parent)
{
Evas_Object *layout = elm_layout_add(parent);
Ephoto_Flow_Browser *fb;
EINA_SAFETY_ON_NULL_RETURN_VAL(layout, NULL);
fb = calloc(1, sizeof(Ephoto_Flow_Browser));
EINA_SAFETY_ON_NULL_GOTO(fb, error);
fb->ephoto = ephoto;
fb->layout = layout;
fb->edje = elm_layout_edje_get(layout);
fb->zoom = 1.0;
evas_object_event_callback_add(layout, EVAS_CALLBACK_DEL, _layout_del, fb);
evas_object_event_callback_add
(layout, EVAS_CALLBACK_KEY_DOWN, _key_down, fb);
elm_object_focus_allow_set(layout, EINA_TRUE);
evas_object_data_set(layout, "flow_browser", fb);
edje_object_signal_callback_add
(fb->edje, "zoom_out,clicked", "ephoto", _zoom_out, fb);
edje_object_signal_callback_add
(fb->edje, "zoom_in,clicked", "ephoto", _zoom_in, fb);
edje_object_signal_callback_add
(fb->edje, "prev,clicked", "ephoto", _prev_button, fb);
edje_object_signal_callback_add
(fb->edje, "next,clicked", "ephoto", _next_button, fb);
edje_object_signal_callback_add
(fb->edje, "back", "ephoto", _back, fb);
if (!elm_layout_file_set(layout, THEME_FILE, "ephoto/flow/layout"))
{
evas_object_del(layout);
return NULL;
}
_ephoto_flow_browser_toolbar_eval(fb);
return layout;
error:
evas_object_del(layout);
return NULL;
}
void
ephoto_flow_browser_path_set(Evas_Object *obj, const char *path)
{
Ephoto_Flow_Browser *fb = evas_object_data_get(obj, "flow_browser");
EINA_SAFETY_ON_NULL_RETURN(fb);
DBG("path '%s', was '%s'", path ? path : "", fb->path ? fb->path : "");
if (!eina_stringshare_replace(&fb->path, path)) return;
fb->entry = NULL;
fb->zoom = 1.0;
_ephoto_flow_browser_recalc(fb);
}
void
ephoto_flow_browser_entry_set(Evas_Object *obj, Ephoto_Entry *entry)
{
Ephoto_Flow_Browser *fb = evas_object_data_get(obj, "flow_browser");
EINA_SAFETY_ON_NULL_RETURN(fb);
DBG("entry %p, was %p", entry, fb->entry);
fb->entry = entry;
if (!eina_stringshare_replace(&fb->path, entry->path))
_ephoto_flow_browser_toolbar_eval(fb);
else
{
fb->zoom = 1.0;
_ephoto_flow_browser_recalc(fb);
}
}
#if 0
/*Callbacks*/
static void _ephoto_go_back(void *data, Evas_Object *obj, void *event_info);
static void _ephoto_go_first(void *data, Evas_Object *obj, void *event_info);
static void _ephoto_go_last(void *data, Evas_Object *obj, void *event_info);
static void _ephoto_go_next(void *data, Evas_Object *obj, void *event_info);
static void _ephoto_go_previous(void *data, Evas_Object *obj, void *event_info);
static void _ephoto_go_slideshow(void *data, Evas_Object *obj, void *event_info);
static void _ephoto_go_rotate_counterclockwise(void *data, Evas_Object *obj, void *event_info);
static void _ephoto_go_rotate_clockwise(void *data, Evas_Object *obj, void *event_info);
static void _ephoto_go_editor(void *data, Evas_Object *obj, void *event_info);
static void _ephoto_key_pressed(void *data, Evas *e, Evas_Object *obj, void *event_info);
static void _ephoto_mouse_wheel(void *data, Evas *e, Evas_Object *obj, void *event_info);
static void _ephoto_flow_browser_show_cb(void *data, Evas *e, Evas_Object *obj, void *event_info);
static void _ephoto_flow_browser_del_cb(void *data, Evas *e, Evas_Object *obj, void *event_info);
static void _ephoto_zoom_in(void *data, Evas_Object *obj, void *event_info);
static void _ephoto_zoom_out(void *data, Evas_Object *obj, void *event_info);
static void _ephoto_zoom_regular_size(void *data, Evas_Object *obj, void *event_info);
typedef struct _Ephoto_Flow_Browser Ephoto_Flow_Browser;
struct _Ephoto_Flow_Browser
{
Evas_Object *flow_browser;
Eina_List *iter;
Evas_Object *image;
Evas_Object *image2;
Evas_Object *toolbar;
const char *cur_image;
Ephoto_Orient orient;
};
static const char *toolbar_items[] = {
"First",
"Previous",
"Next",
"Last",
"Slideshow",
"Rotate CW",
"Rotate CCW",
"Zoom In",
"Zoom Out"
};
static void
_ephoto_set_title(const char *file)
{
char *buffer;
int length;
length = strlen(file) + strlen("Ephoto - ") + 1;
buffer = alloca(length);
snprintf(buffer, length, "Ephoto - %s", file);
elm_win_title_set(em->win, buffer);
}
static void
_photocal_loaded_cb(void *data, Evas_Object *obj, void *event)
{
Ephoto_Flow_Browser *ef = data;
printf("Load\n");
elm_photocam_paused_set(ef->image, EINA_FALSE);
}
static void
_ephoto_go_update(Ephoto_Flow_Browser *ef)
{
const char *file_type;
int success = 0;
elm_layout_content_unset(ef->flow_browser, "ephoto.flow.swallow");
evas_object_hide(ef->image);
evas_object_hide(ef->image2);
file_type = efreet_mime_type_get(ef->cur_image);
if (file_type && !strcmp(file_type, "image/jpeg"))
{
success = elm_photocam_file_set(ef->image, ef->cur_image) == EVAS_LOAD_ERROR_NONE;
elm_photocam_zoom_mode_set(ef->image, ELM_PHOTOCAM_ZOOM_MODE_AUTO_FIT);
evas_object_smart_callback_add(ef->image, "loaded", _photocal_loaded_cb, ef);
elm_photocam_paused_set(ef->image, EINA_TRUE);
elm_layout_content_set(ef->flow_browser, "ephoto.flow.swallow", ef->image);
evas_object_show(ef->image);
evas_object_hide(ef->image2);
#ifdef HAVE_LIBEXIF
int orientation = 0;
ExifData *exif = exif_data_new_from_file(ef->cur_image);
ExifEntry *entry = NULL;
ExifByteOrder bo;
if (exif)
{
entry = exif_data_get_entry(exif, EXIF_TAG_ORIENTATION);
if (entry)
{
bo = exif_data_get_byte_order(exif);
orientation = exif_get_short(entry->data, bo);
}
exif_data_free(exif);
}
if (orientation > 1 && orientation < 9)
{
Evas_Object *o = elm_layout_edje_get(ef->flow_browser);
switch (orientation)
{
case 2: /* Horizontal flip */
break;
case 3: /* Rotate 180 clockwise */
ef->orient = EPHOTO_ORIENT_180;
edje_object_signal_emit(o, "ef,state,rotate,180", "ef");
break;
case 4: /* Vertical flip */
break;
case 5: /* Transpose */
break;
case 6: /* Rotate 90 clockwise */
ef->orient = EPHOTO_ORIENT_90;
edje_object_signal_emit(o, "ef,state,rotate,90", "ef");
break;
case 7: /* Transverse */
break;
case 8: /* Rotate 90 counter-clockwise */
ef->orient = EPHOTO_ORIENT_270;
edje_object_signal_emit(o, "ef,state,rotate,270", "ef");
break;
}
}
#endif
} else {
success = elm_image_file_set(ef->image2, ef->cur_image, NULL);
elm_layout_content_set(ef->flow_browser, "ephoto.flow.swallow", ef->image2);
evas_object_show(ef->image2);
evas_object_hide(ef->image);
}
if (success)
_ephoto_set_title(ef->cur_image);
elm_toolbar_item_unselect_all(ef->toolbar);
}
/*Create the flow browser*/
Evas_Object *
ephoto_create_flow_browser(Evas_Object *parent)
{
Evas_Object *o;
Ephoto_Flow_Browser *ef;
ef = calloc(1, sizeof(Ephoto_Flow_Browser));
ef->flow_browser = elm_layout_add(parent);
elm_layout_file_set(ef->flow_browser,
PACKAGE_DATA_DIR "/themes/default/ephoto.edj",
"ephoto/flow/layout");
//elm_win_resize_object_add(em->win, em->flow_browser);
evas_object_size_hint_weight_set(ef->flow_browser, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
evas_object_size_hint_align_set(ef->flow_browser, EVAS_HINT_FILL, EVAS_HINT_FILL);
ef->image = elm_photocam_add(ef->flow_browser);
evas_object_size_hint_weight_set(ef->image, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
evas_object_size_hint_align_set(ef->image, EVAS_HINT_FILL, EVAS_HINT_FILL);
ef->image2 = elm_image_add(ef->flow_browser);
elm_image_smooth_set(ef->image2, EINA_TRUE);
evas_object_size_hint_weight_set(ef->image2, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
evas_object_size_hint_align_set(ef->image2, EVAS_HINT_FILL, EVAS_HINT_FILL);
ef->toolbar = elm_toolbar_add(ef->flow_browser);
elm_toolbar_icon_size_set(ef->toolbar, 24);
elm_toolbar_homogenous_set(ef->toolbar, EINA_TRUE);
elm_toolbar_scrollable_set(ef->toolbar, EINA_FALSE);
evas_object_size_hint_weight_set(ef->toolbar, EVAS_HINT_EXPAND, 0.0);
evas_object_size_hint_align_set(ef->toolbar, EVAS_HINT_FILL, 0.5);
elm_layout_content_set(ef->flow_browser, "ephoto.toolbar.swallow", ef->toolbar);
evas_object_show(ef->toolbar);
o = elm_icon_add(ef->toolbar);
elm_icon_file_set(o, PACKAGE_DATA_DIR "/images/go_back.png", NULL);
elm_toolbar_item_add(ef->toolbar, o, "Go Back", _ephoto_go_back, ef);
o = elm_icon_add(ef->toolbar);
elm_icon_file_set(o, PACKAGE_DATA_DIR "/images/first.png", NULL);
elm_toolbar_item_add(ef->toolbar, o, "First", _ephoto_go_first, ef);
o = elm_icon_add(ef->toolbar);
elm_icon_file_set(o, PACKAGE_DATA_DIR "/images/previous.png", NULL);
elm_toolbar_item_add(ef->toolbar, o, "Previous", _ephoto_go_previous, ef);
o = elm_icon_add(ef->toolbar);
elm_icon_file_set(o, PACKAGE_DATA_DIR "/images/next.png", NULL);
elm_toolbar_item_add(ef->toolbar, o, "Next", _ephoto_go_next, ef);
o = elm_icon_add(ef->toolbar);
elm_icon_file_set(o, PACKAGE_DATA_DIR "/images/last.png", NULL);
elm_toolbar_item_add(ef->toolbar, o, "Last", _ephoto_go_last, ef);
o = elm_icon_add(ef->toolbar);
elm_icon_file_set(o, PACKAGE_DATA_DIR "/images/play_slideshow.png", NULL);
elm_toolbar_item_add(ef->toolbar, o, "Slideshow", _ephoto_go_slideshow, ef);
o = elm_icon_add(ef->toolbar);
elm_icon_file_set(o, PACKAGE_DATA_DIR "/images/play_slideshow.png", NULL);
elm_toolbar_item_add(ef->toolbar, o, "RotateCW", _ephoto_go_rotate_clockwise, ef);
o = elm_icon_add(ef->toolbar);
elm_icon_file_set(o, PACKAGE_DATA_DIR "/images/play_slideshow.png", NULL);
elm_toolbar_item_add(ef->toolbar, o, "RotateCCW", _ephoto_go_rotate_counterclockwise, ef);
o = elm_icon_add(ef->toolbar);
elm_icon_file_set(o, PACKAGE_DATA_DIR "/images/play_slideshow.png", NULL);
elm_toolbar_item_add(ef->toolbar, o, "Zoom In", _ephoto_zoom_in, ef);
o = elm_icon_add(ef->toolbar);
elm_icon_file_set(o, PACKAGE_DATA_DIR "/images/play_slideshow.png", NULL);
elm_toolbar_item_add(ef->toolbar, o, "Zoom Out", _ephoto_zoom_out, ef);
evas_object_event_callback_add(ef->flow_browser, EVAS_CALLBACK_SHOW,
_ephoto_flow_browser_show_cb, ef);
evas_object_event_callback_add(ef->flow_browser, EVAS_CALLBACK_DEL,
_ephoto_flow_browser_del_cb, ef);
evas_object_data_set(ef->flow_browser, "flow_browser", ef);
return ef->flow_browser;
}
/*Show the flow browser*/
void
ephoto_flow_browser_image_set(Evas_Object *obj, const char *current_image)
{
Ephoto_Flow_Browser *ef;
Elm_Toolbar_Item *o;
unsigned int i;
ef = evas_object_data_get(obj, "flow_browser");
if (current_image)
{
ef->cur_image = current_image;
evas_object_event_callback_add(ef->flow_browser, EVAS_CALLBACK_KEY_DOWN,
_ephoto_key_pressed, ef);
evas_object_event_callback_add(ef->flow_browser, EVAS_CALLBACK_MOUSE_WHEEL,
_ephoto_mouse_wheel, ef);
// TODO: ef->iter = eina_list_data_find_list(em->images, current_image);
for (i = 0; i < (sizeof (toolbar_items) / sizeof (char*)); ++i)
{
o = elm_toolbar_item_find_by_label(ef->toolbar, toolbar_items[i]);
elm_toolbar_item_disabled_set(o, !ef->iter ? EINA_TRUE : EINA_FALSE);
}
DBG("iter: %p", ef->iter);
_ephoto_go_update(ef);
}
else
{
for (i = 0; i < (sizeof (toolbar_items) / sizeof (char*)); ++i)
{
o = elm_toolbar_item_find_by_label(ef->toolbar, toolbar_items[i]);
elm_toolbar_item_disabled_set(o, EINA_TRUE);
}
}
evas_object_show(ef->toolbar);
evas_object_show(ef->flow_browser);
evas_object_focus_set(ef->flow_browser, 1);
}
static void
_ephoto_flow_browser_show_cb(void *data, Evas *e, Evas_Object *obj, void *event_info)
{
}
/*Delete the flow browser*/
static void
_ephoto_flow_browser_del_cb(void *data, Evas *e, Evas_Object *obj, void *event_info)
{
}
/*A key has been pressed*/
static const struct
{
const char *name;
const char *modifiers;
void (*func)(void *data, Evas_Object *obj, void *event_info);
} keys[] = {
{ "Left", NULL, _ephoto_go_previous },
{ "Right", NULL, _ephoto_go_next },
{ "space", NULL, _ephoto_go_next },
{ "Escape", NULL, _ephoto_go_back },
{ "bracketleft", NULL, _ephoto_go_rotate_counterclockwise },
{ "bracketright", NULL, _ephoto_go_rotate_clockwise },
{ "Home", NULL, _ephoto_go_first },
{ "End", NULL, _ephoto_go_last },
{ "F5", NULL, _ephoto_go_slideshow},
{ "plus", "Control", _ephoto_zoom_in},
{ "minus", "Control", _ephoto_zoom_out},
{ "0", "Control", _ephoto_zoom_regular_size},
{ "e", NULL, _ephoto_go_editor },
{ NULL, NULL, NULL }
};
static void
_ephoto_key_pressed(void *data, Evas *e, Evas_Object *obj, void *event_data)
{
Evas_Event_Key_Down *eku;
int i;
eku = (Evas_Event_Key_Down *)event_data;
DBG("Key name: %s", eku->key);
for (i = 0; keys[i].name; ++i)
if ((!strcmp(eku->key, keys[i].name)) &&
((keys[i].modifiers == NULL) || (evas_key_modifier_is_set(eku->modifiers, keys[i].modifiers))))
keys[i].func(data, NULL, NULL);
}
static void
_ephoto_mouse_wheel(void *data, Evas *e, Evas_Object *obj, void *event_data)
{
Evas_Event_Mouse_Wheel *emw = (Evas_Event_Mouse_Wheel *) event_data;
if (evas_key_modifier_is_set(emw->modifiers, "Control"))
{
if (emw->z < 0)
_ephoto_zoom_in(data, NULL, NULL);
else
_ephoto_zoom_out(data, NULL, NULL);
}
}
/*Go back to the thumbnail viewer*/
static void
_ephoto_go_back(void *data, Evas_Object *obj, void *event_info)
{
Ephoto_Flow_Browser *ef = data;
evas_object_smart_callback_call(ef->flow_browser, "delete,request", NULL);
/* elm_toolbar_item_unselect_all(ef->toolbar); */
/* em->thumb_browser = ephoto_create_thumb_browser(em->layout); */
/* elm_layout_content_set(em->layout, "ephoto.content.swallow", em->thumb_browser); */
}
/*Go to the very first image in the list*/
static void
_ephoto_go_first(void *data, Evas_Object *obj, void *event_info)
{
Ephoto_Flow_Browser *ef = data;
// TODO: ef->iter = em->images;
ef->cur_image = eina_list_data_get(ef->iter);
_ephoto_go_update(ef);
}
/*Go to the very last image in the list*/
static void
_ephoto_go_last(void *data, Evas_Object *obj, void *event_info)
{
Ephoto_Flow_Browser *ef = data;
// TODO: ef->iter = eina_list_last(em->images);
ef->cur_image = eina_list_data_get(ef->iter);
_ephoto_go_update(ef);
}
/*Go to the next image in the list*/
static void
_ephoto_go_next(void *data, Evas_Object *obj, void *event_info)
{
Ephoto_Flow_Browser *ef = data;
ef->iter = eina_list_next(ef->iter);
// TODO: if (!ef->iter) ef->iter = em->images;
ef->cur_image = eina_list_data_get(ef->iter);
_ephoto_go_update(ef);
}
/*Go to the previous image in the list*/
static void
_ephoto_go_previous(void *data, Evas_Object *obj, void *event_info)
{
Ephoto_Flow_Browser *ef = data;
ef->iter = eina_list_prev(ef->iter);
/* TODO:
if (!ef->iter)
ef->iter = eina_list_last(em->images);
*/
ef->cur_image = eina_list_data_get(ef->iter);
_ephoto_go_update(ef);
}
/*Go to the slideshow*/
static void
_ephoto_go_slideshow(void *data, Evas_Object *obj, void *event_info)
{
Ephoto_Flow_Browser *ef = data;
// FIXME
//ephoto_hide_flow_browser();
// TODO ephoto_show_slideshow(1, ef->cur_image);
elm_toolbar_item_unselect_all(ef->toolbar);
}
static void
_ephoto_go_rotate_counterclockwise(void *data, Evas_Object *obj, void *event_info)
{
Ephoto_Flow_Browser *ef = data;
Evas_Object *o = elm_layout_edje_get(ef->flow_browser);
switch(ef->orient)
{
case EPHOTO_ORIENT_0:
ef->orient = EPHOTO_ORIENT_270;
edje_object_signal_emit(o, "ef,state,rotate,270", "ef");
break;
case EPHOTO_ORIENT_90:
ef->orient = EPHOTO_ORIENT_0;
edje_object_signal_emit(o, "ef,state,rotate,0", "ef");
break;
case EPHOTO_ORIENT_180:
ef->orient = EPHOTO_ORIENT_90;
edje_object_signal_emit(o, "ef,state,rotate,90", "ef");
break;
case EPHOTO_ORIENT_270:
ef->orient = EPHOTO_ORIENT_180;
edje_object_signal_emit(o, "ef,state,rotate,180", "ef");
break;
}
elm_toolbar_item_unselect_all(ef->toolbar);
}
static void
_ephoto_go_rotate_clockwise(void *data, Evas_Object *obj, void *event_info)
{
Ephoto_Flow_Browser *ef = data;
Evas_Object *o = elm_layout_edje_get(ef->flow_browser);
switch(ef->orient)
{
case EPHOTO_ORIENT_0:
ef->orient = EPHOTO_ORIENT_90;
edje_object_signal_emit(o, "ef,state,rotate,90", "ef");
break;
case EPHOTO_ORIENT_90:
ef->orient = EPHOTO_ORIENT_180;
edje_object_signal_emit(o, "ef,state,rotate,180", "ef");
break;
case EPHOTO_ORIENT_180:
ef->orient = EPHOTO_ORIENT_270;
edje_object_signal_emit(o, "ef,state,rotate,270", "ef");
break;
case EPHOTO_ORIENT_270:
ef->orient = EPHOTO_ORIENT_0;
edje_object_signal_emit(o, "ef,state,rotate,0", "ef");
break;
}
elm_toolbar_item_unselect_all(ef->toolbar);
}
static void
_ephoto_go_editor(void *data, Evas_Object *obj, void *event_info)
{
Ephoto_Flow_Browser *ef = data;
Ecore_Exe *exe;
char buf[PATH_MAX];
snprintf(buf, sizeof(buf), em->config->editor, (char *) ef->cur_image);
DBG("Editor command: %s", buf);
exe = ecore_exe_run(buf, NULL);
ecore_exe_free(exe);
}
/* Zoom in in image */
static void
_ephoto_zoom_in(void *data, Evas_Object *obj, void *event)
{
Ephoto_Flow_Browser *ef = data;
double zoom;
elm_photocam_zoom_mode_set(ef->image, ELM_PHOTOCAM_ZOOM_MODE_MANUAL);
zoom = elm_photocam_zoom_get(ef->image);
zoom -= 0.4;
if (zoom < 0.1)
zoom = 0.1;
elm_photocam_zoom_set(ef->image, zoom);
elm_toolbar_item_unselect_all(ef->toolbar);
}
/* Zoom out in image */
static void
_ephoto_zoom_out(void *data, Evas_Object *obj, void *event)
{
Ephoto_Flow_Browser *ef = data;
double zoom;
elm_photocam_zoom_mode_set(ef->image, ELM_PHOTOCAM_ZOOM_MODE_MANUAL);
zoom = elm_photocam_zoom_get(ef->image);
zoom += 0.4;
elm_photocam_zoom_set(ef->image, zoom);
elm_toolbar_item_unselect_all(ef->toolbar);
}
/* Zoom regular size in image */
static void
_ephoto_zoom_regular_size(void *data, Evas_Object *obj, void *event)
{
Ephoto_Flow_Browser *ef = data;
elm_photocam_zoom_mode_set(ef->image, ELM_PHOTOCAM_ZOOM_MODE_AUTO_FIT);
}
#endif
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