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#include "winFang.h"
// Elm inlined image windows needs this to change focus on mouse click.
// Evas style event callback.
static void _cb_mouse_down_elm(void *data, Evas *evas, Evas_Object *obj, void *event_info)
{
Evas_Event_Mouse_Down *ev = event_info;
if (1 == ev->button)
elm_object_focus_set(obj, EINA_TRUE);
}
static void cb_mouse_move(void *data, Evas *evas, Evas_Object *obj, void *event_info)
{
Evas_Event_Mouse_Move *ev = event_info;
Evas_Object *orig = data;
Evas_Coord x, y;
Evas_Map *p;
int i, w, h;
if (!ev->buttons) return;
evas_object_geometry_get(obj, &x, &y, NULL, NULL);
evas_object_move(obj,
x + (ev->cur.canvas.x - ev->prev.output.x),
y + (ev->cur.canvas.y - ev->prev.output.y));
evas_object_image_size_get(orig, &w, &h);
p = evas_map_new(4);
evas_object_map_enable_set(orig, EINA_TRUE);
// evas_object_raise(orig);
for (i = 0; i < 4; i++)
{
Evas_Object *hand;
char key[32];
snprintf(key, sizeof(key), "h-%i\n", i);
hand = evas_object_data_get(orig, key);
evas_object_raise(hand);
evas_object_geometry_get(hand, &x, &y, NULL, NULL);
x += 15;
y += 15;
evas_map_point_coord_set(p, i, x, y, 0);
if (i == 0) evas_map_point_image_uv_set(p, i, 0, 0);
else if (i == 1) evas_map_point_image_uv_set(p, i, w, 0);
else if (i == 2) evas_map_point_image_uv_set(p, i, w, h);
else if (i == 3) evas_map_point_image_uv_set(p, i, 0, h);
}
evas_object_map_set(orig, p);
evas_map_free(p);
}
static void _on_done(void *data EINA_UNUSED, Evas_Object *obj EINA_UNUSED, void *event_info EINA_UNUSED)
{
elm_exit();
}
void winFangHide(winFang *win)
{
int i;
evas_object_hide(win->win);
for (i = 0; i < 4; i++)
evas_object_hide(win->hand[i]);
}
void winFangShow(winFang *win)
{
int i;
evas_object_show(win->win);
for (i = 0; i < 4; i++)
evas_object_show(win->hand[i]);
}
winFang *winFangAdd(winFang *parent, int x, int y, int w, int h, char *title, char *name, EPhysics_World *world)
{
winFang *result;
Evas_Object *obj, *obj2;
char buf[PATH_MAX];
int i;
result = calloc(1, sizeof(winFang));
eina_clist_init(&result->widgets);
eina_clist_init(&result->winFangs);
if (parent) result->internal = EINA_TRUE;
result->x = x;
result->y = y;
result->w = w;
result->h = h;
// In theory this should create an EWS window, in practice, I'm not seeing any difference.
// Guess I'll have to implement my own internal window manager. I don't think a basic one will be that hard. Famous last words.
// elm_config_engine_set("ews");
if (result->internal)
{
result->win = elm_win_add(parent->win, name, ELM_WIN_INLINED_IMAGE);
eina_clist_add_head(&parent->winFangs, &result->node);
obj = elm_win_inlined_image_object_get(result->win);
// On mouse down we try to shift focus to the backing image, this seems to be the correct thing to force focus onto it's widgets.
// According to the Elm inlined image window example, this is what's needed to.
evas_object_event_callback_add(obj, EVAS_CALLBACK_MOUSE_DOWN, _cb_mouse_down_elm, NULL);
elm_win_alpha_set(result->win, EINA_TRUE);
// image object for win is unlinked to its pos/size - so manual control
// this allows also for using map and other things with it.
evas_object_move(obj, result->x, result->y);
// Odd, it needs to be resized twice. WTF?
evas_object_resize(obj, result->w, result->h);
obj2 = evas_object_evas_get(obj);
// Create corner handles.
snprintf(buf, sizeof(buf), "%s/pt.png", elm_app_data_dir_get());
for (i = 0; i < 4; i++)
{
char key[32];
int cx = result->x, cy = result->y;
if (i == 1) cx += result->w;
else if (i == 2) {cx += result->w; cy += result->h;}
else if (i == 3) cy += result->h;
snprintf(key, sizeof(key), "h-%i\n", i);
#if 1
result->hand[i] = evas_object_image_filled_add(obj2);
evas_object_image_file_set(result->hand[i], buf, NULL);
evas_object_resize(result->hand[i], 31, 31);
evas_object_move(result->hand[i], cx - 15, cy - 15);
evas_object_data_set(obj, key, result->hand[i]);
evas_object_show(result->hand[i]);
evas_object_event_callback_add(result->hand[i], EVAS_CALLBACK_MOUSE_MOVE, cb_mouse_move, obj);
#else
// TODO - No idea why, but using this version makes the window vanish when you click on a handle.
result->hand[i] = eo_add(EVAS_OBJ_IMAGE_CLASS, obj2,
evas_obj_image_filled_set(EINA_TRUE),
evas_obj_image_file_set(buf, NULL),
evas_obj_size_set(31, 31),
evas_obj_position_set(cx - 15, cy - 15),
eo_key_data_set(key, result->hand[i], NULL),
evas_obj_visibility_set(EINA_TRUE)
);
evas_object_event_callback_add(result->hand[i], EVAS_CALLBACK_MOUSE_MOVE, cb_mouse_move, obj);
eo_unref(result->hand[i]);
#endif
}
if (world)
{
result->body = ephysics_body_box_add(world);
ephysics_body_evas_object_set(result->body, obj, EINA_TRUE);
ephysics_body_restitution_set(result->body, 0.7);
ephysics_body_friction_set(result->body, 0);
ephysics_body_linear_velocity_set(result->body, 80, -60, 0);
ephysics_body_angular_velocity_set(result->body, 0, 0, 360);
ephysics_body_sleeping_threshold_set(result->body, 0.1, 0.1);
}
}
else
{
result->win = elm_win_add(NULL, name, ELM_WIN_BASIC);
evas_object_move(result->win, result->x, result->y);
evas_object_smart_callback_add(result->win, "delete,request", _on_done, NULL);
}
elm_win_title_set(result->win, title);
snprintf(buf, sizeof(buf), "%s/sky_04.jpg", elm_app_data_dir_get());
result->bg = eo_add(ELM_OBJ_IMAGE_CLASS, result->win,
evas_obj_size_hint_weight_set(EVAS_HINT_EXPAND, EVAS_HINT_EXPAND),
elm_obj_image_fill_outside_set(EINA_TRUE),
elm_obj_image_file_set(buf, NULL),
evas_obj_color_set(50, 0, 100, 100),
evas_obj_visibility_set(EINA_TRUE)
);
elm_win_resize_object_add(result->win, result->bg);
// Every window gets a free vertical box.
// TODO - Any widgets created without positon and size get packed to the end.
result->box = eo_add(ELM_OBJ_BOX_CLASS, result->win,
elm_obj_box_homogeneous_set(EINA_FALSE),
evas_obj_size_hint_weight_set(EVAS_HINT_EXPAND, EVAS_HINT_EXPAND),
evas_obj_size_hint_align_set(EVAS_HINT_FILL, EVAS_HINT_FILL)
);
elm_win_resize_object_add(result->win, result->box);
evas_object_resize(result->win, result->w, result->h);
evas_object_show(result->win);
return result;
}
void winFangDel(winFang *win)
{
winFang *wf;
Widget *wid;
if (!win) return;
eo_unref(win->box);
eo_unref(win->bg);
EINA_CLIST_FOR_EACH_ENTRY(wf, &win->winFangs, winFang, node)
{
winFangDel(wf);
}
// Elm will delete our widgets, but if we are using eo, we need to unref them.
EINA_CLIST_FOR_EACH_ENTRY(wid, &win->widgets, Widget, node)
{
if (wid->on_del) wid->on_del(wid, wid->obj, NULL);
eo_unref(wid->obj);
}
if (win->on_del) win->on_del(win, win->win, NULL);
evas_object_del(win->win);
}
Widget *widgetAdd(winFang *win, const Eo_Class *klass, Evas_Object *parent, char *title)
{
Widget *result;
result = calloc(1, sizeof(Widget));
strcpy(result->magic, "Widget");
eina_clist_add_head(&win->widgets, &result->node);
if (parent)
{
result->obj = eo_add(klass, parent,
evas_obj_size_hint_weight_set(EVAS_HINT_EXPAND, EVAS_HINT_EXPAND),
evas_obj_size_hint_align_set(EVAS_HINT_FILL, EVAS_HINT_FILL),
evas_obj_visibility_set(EINA_TRUE)
);
if (title)
{
result->label = strdup(title);
elm_object_text_set(result->obj, result->label);
}
}
return result;
}
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