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evas/examples: Add map to the smart object example. 

Rotating the smart object with map, adding a rectangle as child, and then
rotating it again will expose a bug on mapped smart objects: it's mapped
surface will be reused from cache, instead of flagged as dirty and discarded.



SVN revision: 75635
This commit is contained in:
Rafael Antognolli 2012-08-23 19:49:48 +00:00
parent 261c7648a9
commit cc2ec4105b
1 changed files with 38 additions and 0 deletions
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38
legacy/evas/src/examples/evas-smart-object.c
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@ -39,6 +39,8 @@ static const char *commands = \
"\td - decrease smart object's size\n"
"\ti - increase smart object's size\n"
"\tc - change smart object's clipper color\n"
"\t. - rotate object to the right\n"
"\t, - rotate object to the left\n"
"\th - print help\n"
"\tq - quit\n"
;
@ -60,6 +62,7 @@ struct color_tuple
int r, g, b, a;
} clipper_colors[4] = {WHITE, RED, GREEN, BLUE};
int cur_color = 0;
int cur_angle = 0;
static const char *
_index_to_color(int i)
@ -442,6 +445,21 @@ evas_smart_example_set_right(Evas_Object *o,
/* END OF example smart object's own interface */
static void
_map_update(void)
{
Evas_Map *m;
Evas_Coord x, y, w, h;
evas_object_geometry_get(d.smt, &x, &y, &w, &h);
m = evas_map_new(4);
evas_map_util_points_populate_from_object(m, d.smt);
evas_map_util_rotate(m, cur_angle, x + (w / 2), y + (h / 2));
evas_object_map_set(d.smt, m);
evas_object_map_enable_set(d.smt, EINA_TRUE);
evas_map_free(m);
}
static void
_on_keydown(void *data __UNUSED__,
Evas *evas __UNUSED__,
@ -569,6 +587,7 @@ _on_keydown(void *data __UNUSED__,
}
evas_object_move(d.smt, x, y);
_map_update();
return;
}
@ -584,6 +603,7 @@ _on_keydown(void *data __UNUSED__,
h *= 1.1;
evas_object_resize(d.smt, w, h);
_map_update();
return;
}
@ -599,6 +619,7 @@ _on_keydown(void *data __UNUSED__,
h *= 0.9;
evas_object_resize(d.smt, w, h);
_map_update();
return;
}
@ -617,6 +638,23 @@ _on_keydown(void *data __UNUSED__,
return;
}
/* rotate object to the right */
if (strcmp(ev->keyname, "period") == 0)
{
cur_angle = (cur_angle + 30) % 360;
_map_update();
return;
}
if (strcmp(ev->keyname, "comma") == 0)
{
cur_angle = (cur_angle - 30) % 360;
_map_update();
return;
}
fprintf(stderr, "Invalid key: '%s'\n", ev->keyname);
}
static void