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mutter/clutter/tests/conform/actor-anchors.c
Rui Matos 9710e4a8c0 move everything into a clutter/ directory
2016-04-12 20:04:26 +02:00

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#include <stdlib.h>
#include <string.h>
#define CLUTTER_DISABLE_DEPRECATION_WARNINGS
#include <clutter/clutter.h>
#define NOTIFY_ANCHOR_X (1 << 0)
#define NOTIFY_ANCHOR_Y (1 << 1)
#define NOTIFY_ANCHOR_GRAVITY (1 << 2)
#define NOTIFY_SCALE_X (1 << 3)
#define NOTIFY_SCALE_Y (1 << 4)
#define NOTIFY_SCALE_CENTER_X (1 << 5)
#define NOTIFY_SCALE_CENTER_Y (1 << 6)
#define NOTIFY_SCALE_GRAVITY (1 << 7)
#define NOTIFY_ROTATION_ANGLE_X (1 << 8)
#define NOTIFY_ROTATION_ANGLE_Y (1 << 9)
#define NOTIFY_ROTATION_ANGLE_Z (1 << 10)
#define NOTIFY_ROTATION_CENTER_X (1 << 11)
#define NOTIFY_ROTATION_CENTER_Y (1 << 12)
#define NOTIFY_ROTATION_CENTER_Z (1 << 13)
#define NOTIFY_ROTATION_CENTER_Z_GRAVITY (1 << 14)
#define RECT_WIDTH 100.0
#define RECT_HEIGHT 80.0
/* Allow the transformed position by off by a certain number of
pixels */
#define POSITION_TOLERANCE 2
typedef struct _TestState
{
gulong notifications;
ClutterActor *rect;
} TestState;
static const struct
{
ClutterGravity gravity;
gfloat x_pos;
gfloat y_pos;
} gravities[] =
{
{ CLUTTER_GRAVITY_NORTH, RECT_WIDTH / 2, 0 },
{ CLUTTER_GRAVITY_NORTH_EAST, RECT_WIDTH, 0 },
{ CLUTTER_GRAVITY_EAST, RECT_WIDTH, RECT_HEIGHT / 2 },
{ CLUTTER_GRAVITY_SOUTH_EAST, RECT_WIDTH, RECT_HEIGHT },
{ CLUTTER_GRAVITY_SOUTH, RECT_WIDTH / 2, RECT_HEIGHT },
{ CLUTTER_GRAVITY_SOUTH_WEST, 0, RECT_HEIGHT },
{ CLUTTER_GRAVITY_WEST, 0, RECT_HEIGHT / 2 },
{ CLUTTER_GRAVITY_NORTH_WEST, 0, 0 },
{ CLUTTER_GRAVITY_CENTER, RECT_WIDTH / 2, RECT_HEIGHT / 2 }
};
static const char * const properties[] = {
"anchor-x",
"anchor-y",
"anchor-gravity",
"scale-x",
"scale-y",
"scale-center-x",
"scale-center-y",
"scale-gravity",
"rotation-angle-x",
"rotation-angle-y",
"rotation-angle-z",
"rotation-center-x",
"rotation-center-y",
"rotation-center-z",
"rotation-center-z-gravity"
};
static const int n_properties = G_N_ELEMENTS (properties);
static void
notify_cb (GObject *object, GParamSpec *pspec, TestState *state)
{
int i;
int new_flags = 0;
int flag = 1;
for (i = 0; i < n_properties; i++)
{
if (!strcmp (properties[i], pspec->name))
new_flags |= flag;
flag <<= 1;
}
g_assert ((new_flags & state->notifications) == 0);
state->notifications |= new_flags;
}
#define assert_notifications(flags) G_STMT_START { \
g_assert (state->notifications == (flags)); \
state->notifications = 0; } G_STMT_END
/* Helper macro to assert the transformed position. This needs to be a
macro so that the assertion failure will report the right line
number */
#define assert_coords(state, x_1, y_1, x_2, y_2) G_STMT_START { \
ClutterVertex verts[4]; \
clutter_actor_get_abs_allocation_vertices ((state)->rect, verts); \
check_coords ((state), (x_1), (y_1), (x_2), (y_2), verts); \
g_assert (approx_equal ((x_1), verts[0].x)); \
g_assert (approx_equal ((y_1), verts[0].y)); \
g_assert (approx_equal ((x_2), verts[3].x)); \
g_assert (approx_equal ((y_2), verts[3].y)); } G_STMT_END
#define assert_position(state, x, y) \
assert_coords((state), (x), (y), (x) + RECT_WIDTH, (y) + RECT_HEIGHT)
#define assert_vertex_and_free(v, xc, yc, zc) G_STMT_START { \
g_assert (approx_equal (v->x, xc) && \
approx_equal (v->y, yc) && \
approx_equal (v->z, zc)); \
g_boxed_free (CLUTTER_TYPE_VERTEX, v); } G_STMT_END
static inline gboolean
approx_equal (int a, int b)
{
return abs (a - b) <= POSITION_TOLERANCE;
}
static void
check_coords (TestState *state,
gint x_1,
gint y_1,
gint x_2,
gint y_2,
const ClutterVertex *verts)
{
if (g_test_verbose ())
g_print ("checking that (%i,%i,%i,%i) \xe2\x89\x88 (%i,%i,%i,%i): %s\n",
x_1, y_1, x_2, y_2,
(int) (verts[0].x),
(int) (verts[0].y),
(int) (verts[3].x),
(int) (verts[3].y),
approx_equal (x_1, verts[0].x) &&
approx_equal (y_1, verts[0].y) &&
approx_equal (x_2, verts[3].x) &&
approx_equal (y_2, verts[3].y) ? "yes"
: "NO");
}
static void
test_anchor_point (TestState *state)
{
ClutterActor *rect = state->rect;
gfloat anchor_x, anchor_y;
ClutterGravity anchor_gravity;
int i;
/* Assert the default settings */
g_assert (clutter_actor_get_x (rect) == 100);
g_assert (clutter_actor_get_y (rect) == 200);
g_assert (clutter_actor_get_width (rect) == RECT_WIDTH);
g_assert (clutter_actor_get_height (rect) == RECT_HEIGHT);
g_object_get (rect,
"anchor-x", &anchor_x,
"anchor-y", &anchor_y,
"anchor-gravity", &anchor_gravity,
NULL);
g_assert (anchor_x == 0);
g_assert (anchor_y == 0);
g_assert (anchor_gravity == CLUTTER_GRAVITY_NONE);
/* Change the anchor point */
clutter_actor_set_anchor_point (rect, 20, 30);
g_object_get (rect,
"anchor-x", &anchor_x,
"anchor-y", &anchor_y,
"anchor-gravity", &anchor_gravity,
NULL);
g_assert (anchor_x == 20);
g_assert (anchor_y == 30);
g_assert (anchor_gravity == CLUTTER_GRAVITY_NONE);
assert_position (state, 80, 170);
assert_notifications (NOTIFY_ANCHOR_X | NOTIFY_ANCHOR_Y);
/* Move the anchor point */
clutter_actor_move_anchor_point (rect, 40, 50);
g_object_get (rect,
"anchor-x", &anchor_x,
"anchor-y", &anchor_y,
"anchor-gravity", &anchor_gravity,
NULL);
g_assert (anchor_x == 40);
g_assert (anchor_y == 50);
g_assert (anchor_gravity == CLUTTER_GRAVITY_NONE);
assert_position (state, 80, 170);
assert_notifications (NOTIFY_ANCHOR_X | NOTIFY_ANCHOR_Y);
/* Put the actor back to its default position */
clutter_actor_set_position (rect, 100, 200);
/* Change the anchor point with each of the gravities */
for (i = 0; i < G_N_ELEMENTS (gravities); i++)
{
if (g_test_verbose ())
{
GEnumClass *gravity_class = g_type_class_ref (CLUTTER_TYPE_GRAVITY);
GEnumValue *value = g_enum_get_value (gravity_class,
gravities[i].gravity);
g_print ("Setting gravity to %s\n",
value ? value->value_name : "?");
g_type_class_unref (gravity_class);
}
g_object_set (rect, "anchor-gravity", gravities[i].gravity, NULL);
g_object_get (rect,
"anchor-x", &anchor_x,
"anchor-y", &anchor_y,
"anchor-gravity", &anchor_gravity,
NULL);
g_assert (anchor_x == gravities[i].x_pos);
g_assert (anchor_y == gravities[i].y_pos);
g_assert (anchor_gravity == gravities[i].gravity);
assert_position (state,
100 - gravities[i].x_pos,
200 - gravities[i].y_pos);
assert_notifications (NOTIFY_ANCHOR_X | NOTIFY_ANCHOR_Y
| NOTIFY_ANCHOR_GRAVITY);
}
/* Verify that the anchor point moves if the actor changes size when
it is set from the gravity */
clutter_actor_set_size (rect, RECT_WIDTH * 2, RECT_HEIGHT * 2);
g_object_get (rect,
"anchor-x", &anchor_x,
"anchor-y", &anchor_y,
"anchor-gravity", &anchor_gravity,
NULL);
g_assert (anchor_x == RECT_WIDTH);
g_assert (anchor_y == RECT_HEIGHT);
g_assert (anchor_gravity == CLUTTER_GRAVITY_CENTER);
assert_coords (state, 100 - RECT_WIDTH, 200 - RECT_HEIGHT,
100 + RECT_WIDTH, 200 + RECT_HEIGHT);
assert_notifications (0);
clutter_actor_set_size (rect, RECT_WIDTH, RECT_HEIGHT);
/* Change the anchor point using units again to assert that the
gravity property changes */
clutter_actor_set_anchor_point (rect, 20, 30);
g_object_get (rect,
"anchor-x", &anchor_x, "anchor-y", &anchor_y,
"anchor-gravity", &anchor_gravity,
NULL);
g_assert (anchor_x == 20);
g_assert (anchor_y == 30);
g_assert (anchor_gravity == CLUTTER_GRAVITY_NONE);
assert_position (state, 80, 170);
assert_notifications (NOTIFY_ANCHOR_X | NOTIFY_ANCHOR_Y
| NOTIFY_ANCHOR_GRAVITY);
/* Verify that the anchor point doesn't move if the actor changes
size when it is set from units */
clutter_actor_set_size (rect, RECT_WIDTH * 2, RECT_HEIGHT * 2);
g_object_get (rect,
"anchor-x", &anchor_x,
"anchor-y", &anchor_y,
"anchor-gravity", &anchor_gravity,
NULL);
g_assert (anchor_x == 20);
g_assert (anchor_y == 30);
g_assert (anchor_gravity == CLUTTER_GRAVITY_NONE);
assert_coords (state, 80, 170, 80 + RECT_WIDTH * 2, 170 + RECT_HEIGHT * 2);
assert_notifications (0);
clutter_actor_set_size (rect, RECT_WIDTH, RECT_HEIGHT);
/* Put the anchor back */
clutter_actor_set_anchor_point_from_gravity (rect, CLUTTER_GRAVITY_NONE);
assert_notifications (NOTIFY_ANCHOR_X | NOTIFY_ANCHOR_Y);
}
static void
test_scale_center (TestState *state)
{
ClutterActor *rect = state->rect;
gdouble scale_x, scale_y;
gfloat center_x, center_y;
ClutterGravity gravity;
int i;
/* Assert the default settings */
g_assert (clutter_actor_get_x (rect) == 100);
g_assert (clutter_actor_get_y (rect) == 200);
g_assert (clutter_actor_get_width (rect) == RECT_WIDTH);
g_assert (clutter_actor_get_height (rect) == RECT_HEIGHT);
g_object_get (rect,
"scale-center-x", &center_x,
"scale-center-y", &center_y,
"scale-x", &scale_x,
"scale-y", &scale_y,
"scale-gravity", &gravity,
NULL);
g_assert (center_x == 0);
g_assert (center_y == 0);
g_assert (scale_x == 1.0);
g_assert (scale_y == 1.0);
g_assert (gravity == CLUTTER_GRAVITY_NONE);
/* Try changing the scale without affecting the center */
g_object_set (rect, "scale-x", 2.0, "scale-y", 3.0, NULL);
g_assert (clutter_actor_get_x (rect) == 100);
g_assert (clutter_actor_get_y (rect) == 200);
g_assert (clutter_actor_get_width (rect) == RECT_WIDTH);
g_assert (clutter_actor_get_height (rect) == RECT_HEIGHT);
g_object_get (rect,
"scale-center-x", &center_x,
"scale-center-y", &center_y,
"scale-x", &scale_x,
"scale-y", &scale_y,
"scale-gravity", &gravity,
NULL);
g_assert (center_x == 0);
g_assert (center_y == 0);
g_assert (scale_x == 2.0);
g_assert (scale_y == 3.0);
g_assert (gravity == CLUTTER_GRAVITY_NONE);
assert_notifications (NOTIFY_SCALE_X | NOTIFY_SCALE_Y);
assert_coords (state, 100, 200, 100 + RECT_WIDTH * 2, 200 + RECT_HEIGHT * 3);
/* Change the scale and center */
g_object_set (rect,
"scale-x", 4.0,
"scale-y", 2.0,
"scale-center-x", 10.0,
"scale-center-y", 20.0,
NULL);
g_assert (clutter_actor_get_x (rect) == 100);
g_assert (clutter_actor_get_y (rect) == 200);
g_assert (clutter_actor_get_width (rect) == RECT_WIDTH);
g_assert (clutter_actor_get_height (rect) == RECT_HEIGHT);
g_object_get (rect,
"scale-center-x", &center_x, "scale-center-y", &center_y,
"scale-x", &scale_x, "scale-y", &scale_y,
"scale-gravity", &gravity,
NULL);
g_assert (center_x == 10);
g_assert (center_y == 20);
g_assert (scale_x == 4.0);
g_assert (scale_y == 2.0);
g_assert (gravity == CLUTTER_GRAVITY_NONE);
assert_notifications (NOTIFY_SCALE_X | NOTIFY_SCALE_Y
| NOTIFY_SCALE_CENTER_X | NOTIFY_SCALE_CENTER_Y);
assert_coords (state, 100 + 10 - 10 * 4, 200 + 20 - 20 * 2,
100 + 10 + (RECT_WIDTH - 10) * 4,
200 + 20 + (RECT_HEIGHT - 20) * 2);
/* Change the anchor point with each of the gravities */
for (i = 0; i < G_N_ELEMENTS (gravities); i++)
{
if (g_test_verbose ())
{
GEnumClass *gravity_class = g_type_class_ref (CLUTTER_TYPE_GRAVITY);
GEnumValue *value = g_enum_get_value (gravity_class,
gravities[i].gravity);
g_print ("Setting scale center to %s\n",
value ? value->value_name : "?");
g_type_class_unref (gravity_class);
}
g_object_set (rect, "scale-gravity", gravities[i].gravity, NULL);
g_assert (clutter_actor_get_x (rect) == 100);
g_assert (clutter_actor_get_y (rect) == 200);
g_assert (clutter_actor_get_width (rect) == RECT_WIDTH);
g_assert (clutter_actor_get_height (rect) == RECT_HEIGHT);
g_object_get (rect,
"scale-center-x", &center_x, "scale-center-y", &center_y,
"scale-x", &scale_x, "scale-y", &scale_y,
"scale-gravity", &gravity,
NULL);
g_assert (center_x == gravities[i].x_pos);
g_assert (center_y == gravities[i].y_pos);
g_assert (scale_x == 4.0);
g_assert (scale_y == 2.0);
g_assert (gravity == gravities[i].gravity);
assert_notifications (NOTIFY_SCALE_CENTER_X |
NOTIFY_SCALE_CENTER_Y |
NOTIFY_SCALE_GRAVITY);
assert_coords (state,
100 - gravities[i].x_pos * 3,
200 - gravities[i].y_pos,
100 + (gravities[i].x_pos
+ (RECT_WIDTH - gravities[i].x_pos) * 4),
200 + (gravities[i].y_pos
+ (RECT_HEIGHT - gravities[i].y_pos) * 2));
}
/* Change the scale center using units again to assert that the
gravity property changes */
clutter_actor_set_scale_full (rect, 4, 2, 10, 20);
g_object_get (rect,
"scale-center-x", &center_x,
"scale-center-y", &center_y,
"scale-x", &scale_x,
"scale-y", &scale_y,
"scale-gravity", &gravity,
NULL);
g_assert (center_x == 10);
g_assert (center_y == 20);
g_assert (scale_x == 4.0);
g_assert (scale_y == 2.0);
g_assert (gravity == CLUTTER_GRAVITY_NONE);
assert_notifications (NOTIFY_SCALE_X | NOTIFY_SCALE_Y
| NOTIFY_SCALE_CENTER_X | NOTIFY_SCALE_CENTER_Y
| NOTIFY_SCALE_GRAVITY);
assert_coords (state, 100 + 10 - 10 * 4, 200 + 20 - 20 * 2,
100 + 10 + (RECT_WIDTH - 10) * 4,
200 + 20 + (RECT_HEIGHT - 20) * 2);
/* Put the scale back to normal */
clutter_actor_set_scale_full (rect, 1, 1, 0, 0);
assert_notifications (NOTIFY_SCALE_X | NOTIFY_SCALE_Y
| NOTIFY_SCALE_CENTER_X | NOTIFY_SCALE_CENTER_Y);
}
static void
test_rotate_center (TestState *state)
{
ClutterActor *rect = state->rect;
gdouble angle_x, angle_y, angle_z;
ClutterVertex *center_x, *center_y, *center_z;
ClutterGravity z_center_gravity;
gfloat stage_width, stage_height;
gfloat rect_x, rect_y;
int i;
/* Position the rectangle at the center of the stage so that
rotations by 90° along the X or Y axis will cause the actor to be
appear as a flat line. This makes verifying the transformations
easier */
clutter_actor_get_size (clutter_actor_get_stage (rect),
&stage_width,
&stage_height);
rect_x = stage_width / 2;
rect_y = stage_height / 2;
clutter_actor_set_position (rect, rect_x, rect_y);
/* Assert the default settings */
g_assert_cmpfloat (clutter_actor_get_x (rect), ==, rect_x);
g_assert_cmpfloat (clutter_actor_get_y (rect), ==, rect_y);
g_assert_cmpfloat (clutter_actor_get_width (rect), ==, RECT_WIDTH);
g_assert_cmpfloat (clutter_actor_get_height (rect), ==, RECT_HEIGHT);
g_object_get (rect,
"rotation-angle-x", &angle_x,
"rotation-angle-y", &angle_y,
"rotation-angle-z", &angle_z,
"rotation-center-x", &center_x,
"rotation-center-y", &center_y,
"rotation-center-z", &center_z,
"rotation-center-z-gravity", &z_center_gravity,
NULL);
g_assert (angle_x == 0.0);
g_assert (angle_y == 0.0);
g_assert (angle_z == 0.0);
assert_vertex_and_free (center_x, 0, 0, 0);
assert_vertex_and_free (center_y, 0, 0, 0);
assert_vertex_and_free (center_z, 0, 0, 0);
g_assert (z_center_gravity == CLUTTER_GRAVITY_NONE);
/* Change each of the rotation angles without affecting the center
point */
for (i = CLUTTER_X_AXIS; i <= CLUTTER_Z_AXIS; i++)
{
char prop_name[] = "rotation-angle- ";
prop_name[sizeof (prop_name) - 2] = i - CLUTTER_X_AXIS + 'x';
if (g_test_verbose ())
g_print ("Setting %s to 90 degrees\n", prop_name);
g_object_set (rect, prop_name, 90.0, NULL);
assert_notifications (NOTIFY_ROTATION_ANGLE_X << (i - CLUTTER_X_AXIS));
g_assert (clutter_actor_get_x (rect) == rect_x);
g_assert (clutter_actor_get_y (rect) == rect_y);
g_assert (clutter_actor_get_width (rect) == RECT_WIDTH);
g_assert (clutter_actor_get_height (rect) == RECT_HEIGHT);
g_object_get (rect,
"rotation-angle-x", &angle_x,
"rotation-angle-y", &angle_y,
"rotation-angle-z", &angle_z,
"rotation-center-x", &center_x,
"rotation-center-y", &center_y,
"rotation-center-z", &center_z,
"rotation-center-z-gravity", &z_center_gravity,
NULL);
if (i == CLUTTER_X_AXIS)
{
g_assert (angle_x == 90.0);
assert_coords (state, rect_x, rect_y, verts[3].x, rect_y);
}
else
g_assert (angle_x == 0.0);
if (i == CLUTTER_Y_AXIS)
{
g_assert (angle_y == 90.0);
assert_coords (state, rect_x, rect_y, rect_x, verts[3].y);
}
else
g_assert (angle_y == 0.0);
if (i == CLUTTER_Z_AXIS)
{
g_assert (angle_z == 90.0);
assert_coords (state, rect_x, rect_y,
rect_x - RECT_HEIGHT,
rect_y + RECT_WIDTH);
}
else
g_assert (angle_z == 0.0);
assert_vertex_and_free (center_x, 0, 0, 0);
assert_vertex_and_free (center_y, 0, 0, 0);
assert_vertex_and_free (center_z, 0, 0, 0);
g_assert (z_center_gravity == CLUTTER_GRAVITY_NONE);
g_object_set (rect, prop_name, 0.0, NULL);
assert_notifications (NOTIFY_ROTATION_ANGLE_X << (i - CLUTTER_X_AXIS));
}
clutter_actor_set_position (rect, rect_x -= 10, rect_y -= 20);
/* Same test but also change the center position */
for (i = CLUTTER_X_AXIS; i <= CLUTTER_Z_AXIS; i++)
{
char prop_name[] = "rotation-angle- ";
prop_name[sizeof (prop_name) - 2] = i - CLUTTER_X_AXIS + 'x';
if (g_test_verbose ())
g_print ("Setting %s to 90 degrees with center 10,20,0\n", prop_name);
clutter_actor_set_rotation (rect, i, 90.0, 10, 20, 0);
assert_notifications ((NOTIFY_ROTATION_ANGLE_X << (i - CLUTTER_X_AXIS))
| (NOTIFY_ROTATION_CENTER_X
<< (i - CLUTTER_X_AXIS)));
g_assert (clutter_actor_get_x (rect) == rect_x);
g_assert (clutter_actor_get_y (rect) == rect_y);
g_assert (clutter_actor_get_width (rect) == RECT_WIDTH);
g_assert (clutter_actor_get_height (rect) == RECT_HEIGHT);
g_object_get (rect,
"rotation-angle-x", &angle_x,
"rotation-angle-y", &angle_y,
"rotation-angle-z", &angle_z,
"rotation-center-x", &center_x,
"rotation-center-y", &center_y,
"rotation-center-z", &center_z,
"rotation-center-z-gravity", &z_center_gravity,
NULL);
if (i == CLUTTER_X_AXIS)
{
g_assert (angle_x == 90.0);
assert_coords (state,
verts[0].x, rect_y + 20,
verts[3].x, rect_y + 20);
assert_vertex_and_free (center_x, 10, 20, 0);
}
else
{
g_assert (angle_x == 0.0);
assert_vertex_and_free (center_x, 0, 0, 0);
}
if (i == CLUTTER_Y_AXIS)
{
g_assert (angle_y == 90.0);
assert_coords (state,
rect_x + 10, verts[0].y,
rect_x + 10, verts[3].y);
assert_vertex_and_free (center_y, 10, 20, 0);
}
else
{
g_assert (angle_y == 0.0);
assert_vertex_and_free (center_y, 0, 0, 0);
}
if (i == CLUTTER_Z_AXIS)
{
g_assert (angle_z == 90.0);
assert_coords (state,
rect_x + 10 + 20,
rect_y + 20 - 10,
rect_x + 10 + 20 - RECT_HEIGHT,
rect_y + 20 + RECT_WIDTH - 10);
assert_vertex_and_free (center_z, 10, 20, 0);
}
else
{
g_assert (angle_z == 0.0);
assert_vertex_and_free (center_z, 0, 0, 0);
}
g_assert (z_center_gravity == CLUTTER_GRAVITY_NONE);
clutter_actor_set_rotation (rect, i, 0, 0, 0, 0);
assert_notifications ((NOTIFY_ROTATION_ANGLE_X << (i - CLUTTER_X_AXIS))
| (NOTIFY_ROTATION_CENTER_X
<< (i - CLUTTER_X_AXIS)));
}
/* Try rotating the z with all of the gravities */
for (i = 0; i < G_N_ELEMENTS (gravities); i++)
{
if (g_test_verbose ())
{
GEnumClass *gravity_class = g_type_class_ref (CLUTTER_TYPE_GRAVITY);
GEnumValue *value = g_enum_get_value (gravity_class,
gravities[i].gravity);
g_print ("Setting z rotation to 90 degrees with center at %s\n",
value ? value->value_name : "?");
g_type_class_unref (gravity_class);
}
clutter_actor_set_z_rotation_from_gravity (rect, 90,
gravities[i].gravity);
assert_notifications (NOTIFY_ROTATION_ANGLE_Z
| NOTIFY_ROTATION_CENTER_Z
| NOTIFY_ROTATION_CENTER_Z_GRAVITY);
g_assert (clutter_actor_get_x (rect) == rect_x);
g_assert (clutter_actor_get_y (rect) == rect_y);
g_assert (clutter_actor_get_width (rect) == RECT_WIDTH);
g_assert (clutter_actor_get_height (rect) == RECT_HEIGHT);
g_object_get (rect,
"rotation-angle-x", &angle_x,
"rotation-angle-y", &angle_y,
"rotation-angle-z", &angle_z,
"rotation-center-x", &center_x,
"rotation-center-y", &center_y,
"rotation-center-z", &center_z,
"rotation-center-z-gravity", &z_center_gravity,
NULL);
g_assert (angle_x == 0.0);
g_assert (angle_y == 0.0);
g_assert (angle_z == 90.0);
assert_vertex_and_free (center_x, 0, 0, 0);
assert_vertex_and_free (center_y, 0, 0, 0);
assert_vertex_and_free (center_z,
gravities[i].x_pos, gravities[i].y_pos, 0);
assert_coords (state,
rect_x + gravities[i].x_pos + gravities[i].y_pos,
rect_y + gravities[i].y_pos - gravities[i].x_pos,
rect_x + gravities[i].x_pos + gravities[i].y_pos
- RECT_HEIGHT,
rect_y + gravities[i].y_pos + RECT_WIDTH
- gravities[i].x_pos);
g_assert (z_center_gravity == gravities[i].gravity);
g_assert (clutter_actor_get_z_rotation_gravity (rect)
== gravities[i].gravity);
/* Put the rotation back */
clutter_actor_set_z_rotation_from_gravity (rect, 0, CLUTTER_GRAVITY_NONE);
assert_notifications (NOTIFY_ROTATION_ANGLE_Z
| NOTIFY_ROTATION_CENTER_Z
| NOTIFY_ROTATION_CENTER_Z_GRAVITY);
}
}
static gboolean
idle_cb (gpointer data)
{
test_anchor_point (data);
test_scale_center (data);
test_rotate_center (data);
clutter_main_quit ();
return G_SOURCE_REMOVE;
}
static void
actor_anchors (void)
{
TestState state;
ClutterActor *stage;
stage = clutter_test_get_stage ();
state.rect = clutter_actor_new ();
clutter_actor_add_child (stage, state.rect);
clutter_actor_set_position (state.rect, 100, 200);
clutter_actor_set_size (state.rect, RECT_WIDTH, RECT_HEIGHT);
/* Record notifications on the actor properties */
state.notifications = 0;
g_signal_connect (state.rect, "notify",
G_CALLBACK (notify_cb), &state);
/* Run the tests in a low priority idle function so that we can be
sure the stage is correctly setup */
clutter_threads_add_idle_full (G_PRIORITY_LOW, idle_cb, &state, NULL);
clutter_actor_show (stage);
clutter_main ();
}
static void
actor_pivot (void)
{
ClutterActor *stage, *actor_implicit, *actor_explicit;
ClutterMatrix transform, result_implicit, result_explicit;
ClutterActorBox allocation = CLUTTER_ACTOR_BOX_INIT (0, 0, 90, 30);
gfloat angle = 30;
stage = clutter_test_get_stage ();
actor_implicit = clutter_actor_new ();
actor_explicit = clutter_actor_new ();
clutter_actor_add_child (stage, actor_implicit);
clutter_actor_add_child (stage, actor_explicit);
/* Fake allocation or pivot-point will not have any effect */
clutter_actor_allocate (actor_implicit, &allocation, CLUTTER_ALLOCATION_NONE);
clutter_actor_allocate (actor_explicit, &allocation, CLUTTER_ALLOCATION_NONE);
clutter_actor_set_pivot_point (actor_implicit, 0.5, 0.5);
clutter_actor_set_pivot_point (actor_explicit, 0.5, 0.5);
/* Implict transformation */
clutter_actor_set_rotation_angle (actor_implicit, CLUTTER_Z_AXIS, angle);
/* Explict transformation */
clutter_matrix_init_identity(&transform);
cogl_matrix_rotate (&transform, angle, 0, 0, 1.0);
clutter_actor_set_transform (actor_explicit, &transform);
clutter_actor_get_transform (actor_implicit, &result_implicit);
clutter_actor_get_transform (actor_explicit, &result_explicit);
g_assert (cogl_matrix_equal (&result_implicit, &result_explicit));
}
CLUTTER_TEST_SUITE (
CLUTTER_TEST_UNIT ("/actor/transforms/anchor-point", actor_anchors)
CLUTTER_TEST_UNIT ("/actor/transforms/pivot-point", actor_pivot)
)
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