test_bouncing_ball.c
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include "ephysics_test.h"
static Eina_Bool
_on_keydown(void *data, Evas_Object *obj __UNUSED__, Evas_Object *src __UNUSED__, Evas_Callback_Type type, void *event_info)
{
Evas_Event_Key_Down *ev = event_info;
EPhysics_Body *body = data;
if (type != EVAS_CALLBACK_KEY_UP)
return EINA_FALSE;
if (strcmp(ev->key, "Up") == 0)
else if (strcmp(ev->key, "Down") == 0)
else if (strcmp(ev->key, "Right") == 0)
else if (strcmp(ev->key, "Left") == 0)
return EINA_TRUE;
}
static void
_world_populate(Test_Data *test_data)
{
Evas_Object *sphere, *shadow;
EPhysics_Body *fall_body;
shadow = elm_layout_add(test_data->win);
shadow, PACKAGE_DATA_DIR "/" EPHYSICS_TEST_THEME ".edj", "shadow-ball");
evas_object_move(shadow, WIDTH / 3, FLOOR_Y);
evas_object_resize(shadow, 70, 3);
test_data->evas_objs = eina_list_append(test_data->evas_objs, shadow);
sphere = elm_image_add(test_data->win);
sphere, PACKAGE_DATA_DIR "/" EPHYSICS_TEST_THEME ".edj", "big-blue-ball");
evas_object_move(sphere, WIDTH / 3, HEIGHT / 8);
evas_object_resize(sphere, 70, 70);
test_data->evas_objs = eina_list_append(test_data->evas_objs, sphere);
fall_body = ephysics_body_sphere_add(test_data->world);
ephysics_body_friction_set(fall_body, 0.1);
update_object_cb, shadow);
test_data->bodies = eina_list_append(test_data->bodies, fall_body);
test_data->data = fall_body;
}
static void
_restart(void *data, Evas_Object *obj __UNUSED__, const char *emission __UNUSED__, const char *source __UNUSED__)
{
Test_Data *test_data = data;
DBG("Restart pressed");
elm_object_event_callback_del(test_data->win, _on_keydown, test_data->data);
test_clean(test_data);
_world_populate(test_data);
elm_object_event_callback_add(test_data->win, _on_keydown, test_data->data);
}
void
test_bouncing_ball(void *data __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
{
EPhysics_Body *boundary;
Test_Data *test_data;
if (!ephysics_init())
return;
test_data = test_data_new();
test_win_add(test_data, "Bouncing Ball", EINA_TRUE);
elm_layout_signal_callback_add(test_data->layout, "restart", "test-theme",
_restart, test_data);
elm_object_signal_emit(test_data->layout, "borders,show", "ephysics_test");
elm_object_signal_emit(test_data->layout, "arrows,show", "ephysics_test");
world = ephysics_world_new();
WIDTH - 100, FLOOR_Y - 40, DEPTH);
test_data->world = world;
boundary = ephysics_body_bottom_boundary_add(test_data->world);
boundary = ephysics_body_right_boundary_add(test_data->world);
boundary = ephysics_body_left_boundary_add(test_data->world);
ephysics_body_top_boundary_add(test_data->world);
_world_populate(test_data);
elm_object_event_callback_add(test_data->win, _on_keydown, test_data->data);
}
Evas_Callback_Type
Identifier of callbacks to be set for Evas canvases or Evas objects.
Definition: Evas_Common.h:419
@ EVAS_CALLBACK_KEY_UP
Key Release Event.
Definition: Evas_Common.h:431
EAPI void ephysics_body_evas_object_set(EPhysics_Body *body, Evas_Object *evas_obj, Eina_Bool use_obj_pos)
Set an evas object to a physics body.
EAPI EPhysics_Body * ephysics_body_bottom_boundary_add(EPhysics_World *world)
Create a physic bottom boundary.
EAPI EPhysics_Body * ephysics_body_top_boundary_add(EPhysics_World *world)
Create a physic top boundary.
EAPI EPhysics_Body * ephysics_body_left_boundary_add(EPhysics_World *world)
Create a physic left boundary.
EAPI void ephysics_body_restitution_set(EPhysics_Body *body, double restitution)
Set body's coefficient of restitution.
EAPI void ephysics_body_central_impulse_apply(EPhysics_Body *body, double x, double y, double z)
Apply an impulse on the center of a body.
EAPI void ephysics_body_friction_set(EPhysics_Body *body, double friction)
Set body's friction.
EAPI EPhysics_Body * ephysics_body_sphere_add(EPhysics_World *world)
Create a new sphere physics body.
EAPI EPhysics_Body * ephysics_body_right_boundary_add(EPhysics_World *world)
Create a physic right boundary.
EAPI void ephysics_body_event_callback_add(EPhysics_Body *body, EPhysics_Callback_Body_Type type, EPhysics_Body_Event_Cb func, const void *data)
Register a callback to a type of physics body event.
struct _EPhysics_Body EPhysics_Body
Body handle, represents an object on EPhysics world.
Definition: EPhysics.h:655
@ EPHYSICS_CALLBACK_BODY_UPDATE
Body being updated.
Definition: EPhysics.h:2263
EAPI EPhysics_World * ephysics_world_new(void)
Create a new physics world.
struct _EPhysics_World EPhysics_World
World handle, most basic type of EPhysics.
Definition: EPhysics.h:901
EAPI void ephysics_world_light_all_bodies_set(EPhysics_World *world, Eina_Bool enable)
Set if light should be applied over all the bodies.
EAPI void ephysics_world_render_geometry_set(EPhysics_World *world, Evas_Coord x, Evas_Coord y, Evas_Coord z, Evas_Coord w, Evas_Coord h, Evas_Coord d)
Set dimensions of rendered area to be take on account by default updates.
EAPI int ephysics_init(void)
Initialize EPhysics.
#define DBG(...)
Macro for logging Eina debug messages.
Definition: eina_file_common.h:179
EINA_API Eina_List * eina_list_append(Eina_List *list, const void *data)
Appends the given data to the given linked list.
Definition: eina_list.c:584
#define EINA_TRUE
boolean value TRUE (numerical value 1)
Definition: eina_types.h:539
#define EINA_FALSE
boolean value FALSE (numerical value 0)
Definition: eina_types.h:533
unsigned char Eina_Bool
Type to mimic a boolean.
Definition: eina_types.h:527
void elm_object_signal_emit(Evas_Object *obj, const char *emission, const char *source)
Send a signal to the widget edje object.
Definition: elm_main.c:1854
void * elm_object_event_callback_del(Evas_Object *obj, Elm_Event_Cb func, const void *data)
Remove an event callback from a widget.
Definition: elm_main.c:1887
void elm_object_event_callback_add(Evas_Object *obj, Elm_Event_Cb func, const void *data)
Add a callback for input events (key up, key down, mouse wheel) on a given Elementary widget.
Definition: elm_main.c:1879
Evas_Object * elm_image_add(Evas_Object *parent)
Add a new image to the parent.
Definition: efl_ui_image.c:2735
Eina_Bool elm_image_file_set(Evas_Object *obj, const char *file, const char *group)
Set the file that will be used as the image's source.
Definition: efl_ui_image.c:2435
Evas_Object * elm_layout_add(Evas_Object *parent)
Add a new layout to the parent.
Definition: efl_ui_layout.c:3067
Eina_Bool elm_layout_file_set(Eo *obj, const char *file, const char *group)
Set the file that will be used as layout.
Definition: efl_ui_layout.c:3074
void elm_layout_signal_callback_add(Eo *obj, const char *emission, const char *source, Edje_Signal_Cb func, void *data)
Add a callback for a (Edje) signal emitted by a layout widget's underlying Edje object.
Definition: efl_ui_layout.c:3316
EVAS_API void evas_object_show(Evas_Object *eo_obj)
Makes the given Evas object visible.
Definition: evas_object_main.c:1814
EVAS_API void evas_object_move(Evas_Object *obj, Evas_Coord x, Evas_Coord y)
Move the given Evas object to the given location inside its canvas' viewport.
Definition: evas_object_main.c:1171
Efl_Canvas_Object Evas_Object
An Evas Object handle.
Definition: Evas_Common.h:185
EVAS_API void evas_object_resize(Evas_Object *obj, Evas_Coord w, Evas_Coord h)
Changes the size of the given Evas object.
Definition: evas_object_main.c:1236
Key press event.
Definition: Evas_Legacy.h:314
const char * key
The logical key : (eg shift+1 == exclamation)
Definition: Evas_Legacy.h:320