26aa4b5290
A lot of the example code in the cookbook and the API reference still uses the default stage — sometimes as if it were a non-default one, which once again demonstrates how the default stage was a flawed concept that just confused people.
58 lines
1.6 KiB
C
58 lines
1.6 KiB
C
#include <clutter/clutter.h>
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static const ClutterColor stage_color = { 0x33, 0x33, 0x55, 0xff };
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static const ClutterColor rectangle_color = { 0xaa, 0x99, 0x00, 0xff };
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static gboolean
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_pointer_motion_cb (ClutterActor *actor,
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ClutterEvent *event,
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gpointer user_data)
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{
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gfloat stage_x, stage_y;
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gfloat actor_x, actor_y;
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clutter_event_get_coords (event, &stage_x, &stage_y);
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clutter_actor_transform_stage_point (actor,
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stage_x, stage_y,
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&actor_x, &actor_y);
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g_debug ("pointer @ stage x %.0f, y %.0f; actor x %.0f, y %.0f",
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stage_x, stage_y,
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actor_x, actor_y);
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return TRUE;
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}
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int
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main (int argc, char *argv[])
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{
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ClutterActor *stage;
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ClutterActor *rectangle;
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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_size (stage, 400, 400);
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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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rectangle = clutter_rectangle_new_with_color (&rectangle_color);
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clutter_actor_set_size (rectangle, 300, 300);
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clutter_actor_set_position (rectangle, 50, 50);
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clutter_actor_set_reactive (rectangle, TRUE);
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clutter_container_add_actor (CLUTTER_CONTAINER (stage), rectangle);
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g_signal_connect (rectangle,
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"motion-event",
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G_CALLBACK (_pointer_motion_cb),
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NULL);
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clutter_actor_show (stage);
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clutter_main ();
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return 0;
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}
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