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124 lines
3.5 KiB
C
124 lines
3.5 KiB
C
#include <stdlib.h>
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#include <gmodule.h>
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#include <clutter/clutter.h>
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static gboolean is_expanded = FALSE;
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static void
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on_animation_complete (ClutterAnimation *animation,
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ClutterActor *actor)
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{
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is_expanded = !is_expanded;
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g_print ("Animation complete\n");
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clutter_actor_set_reactive (actor, TRUE);
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}
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static void
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on_clicked (ClutterClickAction *action,
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ClutterActor *actor,
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gpointer dummy G_GNUC_UNUSED)
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{
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ClutterAnimation *animation;
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gfloat old_x, old_y, new_x, new_y;
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gfloat old_width, old_height, new_width, new_height;
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gdouble new_angle;
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ClutterVertex vertex = { 0, };
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ClutterColor new_color = { 0, };
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clutter_actor_get_position (actor, &old_x, &old_y);
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clutter_actor_get_size (actor, &old_width, &old_height);
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/* determine the final state of the animation depending on
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* the state of the actor
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*/
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if (!is_expanded)
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{
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new_x = old_x - 100;
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new_y = old_y - 100;
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new_width = old_width + 200;
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new_height = old_height + 200;
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new_angle = 360.0;
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new_color.red = 0xdd;
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new_color.green = 0x44;
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new_color.blue = 0xdd;
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new_color.alpha = 0xff;
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}
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else
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{
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new_x = old_x + 100;
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new_y = old_y + 100;
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new_width = old_width - 200;
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new_height = old_height - 200;
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new_angle = 0.0;
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new_color.red = 0x44;
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new_color.green = 0xdd;
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new_color.blue = 0x44;
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new_color.alpha = 0x88;
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}
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vertex.x = new_width / 2;
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vertex.y = new_height / 2;
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vertex.z = 0.0;
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animation =
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clutter_actor_animate (actor, CLUTTER_EASE_IN_EXPO, 2000,
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"x", new_x,
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"y", new_y,
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"width", new_width,
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"height", new_height,
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"color", &new_color,
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"rotation-angle-z", new_angle,
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"fixed::rotation-center-z", &vertex,
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"fixed::reactive", FALSE,
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NULL);
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g_signal_connect (animation,
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"completed", G_CALLBACK (on_animation_complete),
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actor);
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}
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G_MODULE_EXPORT int
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test_animation_main (int argc, char *argv[])
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{
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ClutterActor *stage, *rect;
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ClutterColor rect_color = { 0x44, 0xdd, 0x44, 0xff };
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ClutterAction *action;
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if (clutter_init (&argc, &argv) != CLUTTER_INIT_SUCCESS)
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return 1;
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stage = clutter_stage_new ();
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clutter_actor_set_background_color (stage, CLUTTER_COLOR_LightSkyBlue);
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clutter_stage_set_title (CLUTTER_STAGE (stage), "Animation");
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g_signal_connect (stage, "destroy", G_CALLBACK (clutter_main_quit), NULL);
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rect = clutter_rectangle_new_with_color (&rect_color);
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clutter_container_add_actor (CLUTTER_CONTAINER (stage), rect);
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clutter_actor_set_size (rect, 50, 50);
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clutter_actor_set_anchor_point (rect, 25, 25);
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clutter_actor_set_position (rect,
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clutter_actor_get_width (stage) / 2,
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clutter_actor_get_height (stage) / 2);
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clutter_actor_set_opacity (rect, 0x88);
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clutter_actor_set_reactive (rect, TRUE);
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action = clutter_click_action_new ();
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g_signal_connect (action, "clicked", G_CALLBACK (on_clicked), NULL);
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clutter_actor_add_action_with_name (rect, "click", action);
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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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G_MODULE_EXPORT const char *
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test_animation_describe (void)
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{
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return "Simple clutter_actor_animate() demo";
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}
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