tests: Add a constraints interactive test

Show how to use constraints and how to animate them.
This commit is contained in:
Emmanuele Bassi 2010-05-19 12:27:09 +01:00
parent 769e964424
commit 56e8e7d62f
3 changed files with 141 additions and 1 deletions

1
.gitignore vendored
View File

@ -150,6 +150,7 @@ TAGS
/tests/interactive/test-animator
/tests/interactive/test-stage-sizing
/tests/interactive/test-drag
/tests/interactive/test-constraints
/tests/conform/stamp-test-conformance
/tests/conform/test-anchors
/tests/conform/test-cogl-backface-culling

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@ -49,7 +49,8 @@ UNIT_TESTS = \
test-flow-layout.c \
test-box-layout.c \
test-stage-sizing.c \
test-drag.c
test-drag.c \
test-constraints.c
if X11_TESTS
UNIT_TESTS += test-pixmap.c

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@ -0,0 +1,138 @@
#include <stdlib.h>
#include <gmodule.h>
#include <clutter/clutter.h>
#define H_PADDING 32
static ClutterActor *center_rect = NULL;
static ClutterActor *left_rect = NULL;
static ClutterActor *right_rect = NULL;
static gboolean is_expanded = FALSE;
static gboolean
on_button_release (ClutterActor *actor,
ClutterEvent *event,
gpointer data G_GNUC_UNUSED)
{
if (!is_expanded)
{
gfloat left_offset = (clutter_actor_get_width (left_rect) + H_PADDING)
* -1.0f;
gfloat right_offset = clutter_actor_get_width (right_rect) + H_PADDING;
clutter_actor_animate (left_rect, CLUTTER_EASE_OUT_CUBIC, 500,
"opacity", 255,
"@constraints.x-bind.offset", left_offset,
NULL);
clutter_actor_animate (right_rect, CLUTTER_EASE_OUT_CUBIC, 500,
"opacity", 255,
"@constraints.x-bind.offset", right_offset,
NULL);
}
else
{
clutter_actor_animate (left_rect, CLUTTER_EASE_OUT_CUBIC, 500,
"opacity", 0,
"@constraints.x-bind.offset", 0.0f,
NULL);
clutter_actor_animate (right_rect, CLUTTER_EASE_OUT_CUBIC, 500,
"opacity", 0,
"@constraints.x-bind.offset", 0.0f,
NULL);
}
is_expanded = !is_expanded;
return TRUE;
}
G_MODULE_EXPORT int
test_constraints_main (int argc, char *argv[])
{
ClutterActor *stage, *rect;
ClutterColor rect_color;
ClutterConstraint *constraint;
clutter_init (&argc, &argv);
stage = clutter_stage_new ();
g_signal_connect (stage, "destroy", G_CALLBACK (clutter_main_quit), NULL);
clutter_stage_set_title (CLUTTER_STAGE (stage), "Constraints");
clutter_actor_set_size (stage, 800, 600);
/* main rect */
clutter_color_from_string (&rect_color, "#73d216ff");
rect = clutter_rectangle_new ();
g_signal_connect (rect, "button-release-event",
G_CALLBACK (on_button_release),
NULL);
clutter_rectangle_set_color (CLUTTER_RECTANGLE (rect), &rect_color);
clutter_actor_set_size (rect, 256, 256);
clutter_actor_set_reactive (rect, TRUE);
clutter_container_add_actor (CLUTTER_CONTAINER (stage), rect);
#if 0
constraint = clutter_align_constraint_new (stage, CLUTTER_ALIGN_X_AXIS, 0.5);
clutter_actor_meta_set_name (CLUTTER_ACTOR_META (constraint), "x-align");
clutter_actor_add_constraint (rect, constraint);
constraint = clutter_align_constraint_new (stage, CLUTTER_ALIGN_Y_AXIS, 0.5);
clutter_actor_meta_set_name (CLUTTER_ACTOR_META (constraint), "y-align");
clutter_actor_add_constraint (rect, constraint);
#else
clutter_actor_set_position (rect, (800 - 256) / 2.0, (600 - 256) / 2.0);
#endif
center_rect = rect;
/* left rectangle */
clutter_color_from_string (&rect_color, "#cc0000ff");
rect = clutter_rectangle_new ();
clutter_rectangle_set_color (CLUTTER_RECTANGLE (rect), &rect_color);
clutter_actor_set_size (rect, 256, 256);
clutter_actor_set_opacity (rect, 0);
clutter_container_add_actor (CLUTTER_CONTAINER (stage), rect);
constraint = clutter_bind_constraint_new (center_rect, CLUTTER_BIND_X_AXIS, 0.0f);
clutter_actor_meta_set_name (CLUTTER_ACTOR_META (constraint), "x-bind");
clutter_actor_add_constraint (rect, constraint);
#if 0
constraint = clutter_align_constraint_new (stage, CLUTTER_ALIGN_Y_AXIS, 0.5);
clutter_actor_meta_set_name (CLUTTER_ACTOR_META (constraint), "y-align");
clutter_actor_add_constraint (rect, constraint);
#else
clutter_actor_set_y (rect, (600 - 256) / 2.0);
#endif
left_rect = rect;
/* right rectangle */
clutter_color_from_string (&rect_color, "#3465a4ff");
rect = clutter_rectangle_new ();
clutter_rectangle_set_color (CLUTTER_RECTANGLE (rect), &rect_color);
clutter_actor_set_size (rect, 256, 256);
clutter_actor_set_opacity (rect, 0);
clutter_container_add_actor (CLUTTER_CONTAINER (stage), rect);
constraint = clutter_bind_constraint_new (center_rect, CLUTTER_BIND_X_AXIS, 0.0f);
clutter_actor_meta_set_name (CLUTTER_ACTOR_META (constraint), "x-bind");
clutter_actor_add_constraint (rect, constraint);
#if 0
constraint = clutter_align_constraint_new (stage, CLUTTER_ALIGN_Y_AXIS, 0.5);
clutter_actor_meta_set_name (CLUTTER_ACTOR_META (constraint), "y-align");
clutter_actor_add_constraint (rect, constraint);
#else
clutter_actor_set_y (rect, (600 - 256) / 2.0);
#endif
right_rect = rect;
clutter_actor_show (stage);
clutter_main ();
return EXIT_SUCCESS;
}