5bca30300e
Added example showing how to move an actor in one of the three axes (x,y,z) in response to a button event on the actor.
94 lines
2.7 KiB
C
94 lines
2.7 KiB
C
#include <stdlib.h>
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#include <clutter/clutter.h>
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typedef struct
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{
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gchar *axis;
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gfloat target;
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} AnimationSpec;
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static const ClutterColor stage_color = { 0x33, 0x33, 0x55, 0xff };
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static const ClutterColor red = { 0xff, 0x00, 0x00, 0xff };
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static const ClutterColor green = { 0x00, 0xff, 0x00, 0xff };
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static const ClutterColor blue = { 0x00, 0x00, 0xff, 0xff };
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static gboolean
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button_pressed_cb (ClutterActor *actor,
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ClutterEvent *event,
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gpointer user_data)
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{
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if (clutter_actor_get_animation (actor) != NULL)
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return TRUE;
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AnimationSpec *animation_spec = (AnimationSpec *) user_data;
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clutter_actor_animate (actor, CLUTTER_LINEAR, 500,
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animation_spec->axis, animation_spec->target,
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NULL);
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return TRUE;
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}
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int
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main (int argc,
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char *argv[])
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{
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ClutterActor *stage;
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ClutterActor *rectangle1;
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ClutterActor *rectangle2;
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ClutterActor *rectangle3;
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AnimationSpec x_move = { "x", 50.0 };
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AnimationSpec y_move = { "y", 400.0 };
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AnimationSpec z_move = { "depth", -1000.0 };
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clutter_init (&argc, &argv);
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stage = clutter_stage_get_default ();
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clutter_actor_set_size (stage, 500, 500);
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clutter_stage_set_color (CLUTTER_STAGE (stage), &stage_color);
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g_signal_connect (stage, "destroy", G_CALLBACK (clutter_main_quit), NULL);
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rectangle1 = clutter_rectangle_new_with_color (&red);
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clutter_actor_set_reactive (rectangle1, TRUE);
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clutter_actor_set_size (rectangle1, 50, 50);
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clutter_actor_set_position (rectangle1, 400, 400);
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rectangle2 = clutter_rectangle_new_with_color (&green);
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clutter_actor_set_reactive (rectangle2, TRUE);
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clutter_actor_set_size (rectangle2, 50, 50);
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clutter_actor_set_position (rectangle2, 50, 50);
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rectangle3 = clutter_rectangle_new_with_color (&blue);
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clutter_actor_set_reactive (rectangle3, TRUE);
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clutter_actor_set_size (rectangle3, 50, 50);
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clutter_actor_set_position (rectangle3, 225, 225);
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g_signal_connect (rectangle1,
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"button-press-event",
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G_CALLBACK (button_pressed_cb),
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&x_move);
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g_signal_connect (rectangle2,
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"button-press-event",
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G_CALLBACK (button_pressed_cb),
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&y_move);
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g_signal_connect (rectangle3,
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"button-press-event",
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G_CALLBACK (button_pressed_cb),
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&z_move);
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clutter_container_add (CLUTTER_CONTAINER (stage),
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rectangle1,
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rectangle2,
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rectangle3,
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NULL);
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clutter_actor_show (stage);
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clutter_main ();
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return EXIT_SUCCESS;
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}
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