#include <stdlib.h> #include <gmodule.h> #include <clutter/clutter.h> #ifdef CLUTTER_WINDOWING_X11 #include <clutter/x11/clutter-x11.h> #endif typedef struct { ClutterActor *stage; GHashTable *devices; } TestDevicesApp; static const gchar * device_type_name (ClutterInputDevice *device) { ClutterInputDeviceType d_type; d_type = clutter_input_device_get_device_type (device); switch (d_type) { case CLUTTER_POINTER_DEVICE: return "Pointer"; case CLUTTER_KEYBOARD_DEVICE: return "Keyboard"; case CLUTTER_EXTENSION_DEVICE: return "Extension"; case CLUTTER_PEN_DEVICE: return "Pen"; case CLUTTER_ERASER_DEVICE: return "Eraser"; case CLUTTER_CURSOR_DEVICE: return "Cursor"; default: return "Unknown"; } } static const gchar * axis_type_name (ClutterInputAxis axis) { switch (axis) { case CLUTTER_INPUT_AXIS_X: return "Absolute X"; case CLUTTER_INPUT_AXIS_Y: return "Absolute Y"; case CLUTTER_INPUT_AXIS_PRESSURE: return "Pressure"; case CLUTTER_INPUT_AXIS_XTILT: return "X Tilt"; case CLUTTER_INPUT_AXIS_YTILT: return "Y Tilt"; case CLUTTER_INPUT_AXIS_WHEEL: return "Wheel"; default: return "Unknown"; } } static gboolean stage_button_event_cb (ClutterActor *actor, ClutterEvent *event, TestDevicesApp *app) { ClutterInputDevice *device; ClutterInputDevice *source_device; ClutterActor *hand = NULL; gdouble *axes; guint n_axes, i; device = clutter_event_get_device (event); source_device = clutter_event_get_source_device (event); hand = g_hash_table_lookup (app->devices, device); g_print ("Device: '%s' (id:%d, type: %s, source: '%s', axes: %d)\n", clutter_input_device_get_device_name (device), clutter_input_device_get_device_id (device), device_type_name (device), source_device != device ? clutter_input_device_get_device_name (source_device) : "<same>", clutter_input_device_get_n_axes (device)); if (hand != NULL) { gfloat event_x, event_y; clutter_event_get_coords (event, &event_x, &event_y); clutter_actor_set_position (hand, event_x, event_y); } axes = clutter_event_get_axes (event, &n_axes); for (i = 0; i < n_axes; i++) { ClutterInputAxis axis; axis = clutter_input_device_get_axis (device, i); if (axis == CLUTTER_INPUT_AXIS_IGNORE) continue; g_print ("\tAxis[%2d][%s].value: %.2f\n", i, axis_type_name (axis), axes[i]); } return FALSE; } static gboolean stage_motion_event_cb (ClutterActor *actor, ClutterEvent *event, TestDevicesApp *app) { ClutterInputDevice *device; ClutterActor *hand = NULL; device = clutter_event_get_device (event); hand = g_hash_table_lookup (app->devices, device); if (hand != NULL) { gfloat event_x, event_y; clutter_event_get_coords (event, &event_x, &event_y); clutter_actor_set_position (hand, event_x, event_y); return TRUE; } return FALSE; } static void manager_device_added_cb (ClutterDeviceManager *manager, ClutterInputDevice *device, TestDevicesApp *app) { ClutterInputDeviceType device_type; ClutterActor *hand = NULL; g_print ("got a %s device '%s' with id %d\n", device_type_name (device), clutter_input_device_get_device_name (device), clutter_input_device_get_device_id (device)); device_type = clutter_input_device_get_device_type (device); if (device_type == CLUTTER_POINTER_DEVICE || device_type == CLUTTER_PEN_DEVICE || device_type == CLUTTER_POINTER_DEVICE) { g_print ("*** enabling device '%s' ***\n", clutter_input_device_get_device_name (device)); clutter_input_device_set_enabled (device, TRUE); hand = clutter_texture_new_from_file (TESTS_DATADIR G_DIR_SEPARATOR_S "redhand.png", NULL); g_hash_table_insert (app->devices, device, hand); clutter_container_add_actor (CLUTTER_CONTAINER (app->stage), hand); } } static void manager_device_removed_cb (ClutterDeviceManager *manager, ClutterInputDevice *device, TestDevicesApp *app) { ClutterInputDeviceType device_type; ClutterActor *hand = NULL; g_print ("removed a %s device '%s' with id %d\n", device_type_name (device), clutter_input_device_get_device_name (device), clutter_input_device_get_device_id (device)); device_type = clutter_input_device_get_device_type (device); if (device_type == CLUTTER_POINTER_DEVICE || device_type == CLUTTER_PEN_DEVICE || device_type == CLUTTER_POINTER_DEVICE) { hand = g_hash_table_lookup (app->devices, device); if (hand != NULL) clutter_container_add_actor (CLUTTER_CONTAINER (app->stage), hand); g_hash_table_remove (app->devices, device); } } G_MODULE_EXPORT int test_devices_main (int argc, char **argv) { ClutterActor *stage; TestDevicesApp *app; ClutterDeviceManager *manager; const GSList *stage_devices, *l; if (clutter_init (&argc, &argv) != CLUTTER_INIT_SUCCESS) return 1; app = g_new0 (TestDevicesApp, 1); app->devices = g_hash_table_new (g_direct_hash, g_direct_equal) ; stage = clutter_stage_new (); clutter_actor_set_background_color (stage, CLUTTER_COLOR_LightSkyBlue); clutter_stage_set_title (CLUTTER_STAGE (stage), "Devices"); clutter_stage_hide_cursor (CLUTTER_STAGE (stage)); g_signal_connect (stage, "destroy", G_CALLBACK (clutter_main_quit), NULL); g_signal_connect (stage, "motion-event", G_CALLBACK (stage_motion_event_cb), app); g_signal_connect (stage, "button-press-event", G_CALLBACK (stage_button_event_cb), app); app->stage = stage; clutter_actor_show_all (stage); manager = clutter_device_manager_get_default (); g_signal_connect (manager, "device-added", G_CALLBACK (manager_device_added_cb), app); g_signal_connect (manager, "device-removed", G_CALLBACK (manager_device_removed_cb), app); stage_devices = clutter_device_manager_peek_devices (manager); if (stage_devices == NULL) g_error ("No input devices found."); for (l = stage_devices; l != NULL; l = l->next) { ClutterInputDevice *device = l->data; ClutterInputDeviceType device_type; ClutterActor *hand = NULL; g_print ("got a %s device '%s' with id %d\n", device_type_name (device), clutter_input_device_get_device_name (device), clutter_input_device_get_device_id (device)); device_type = clutter_input_device_get_device_type (device); if (device_type == CLUTTER_POINTER_DEVICE || device_type == CLUTTER_PEN_DEVICE || device_type == CLUTTER_POINTER_DEVICE) { g_print ("*** enabling device '%s' ***\n", clutter_input_device_get_device_name (device)); clutter_input_device_set_enabled (device, TRUE); hand = clutter_texture_new_from_file (TESTS_DATADIR G_DIR_SEPARATOR_S "redhand.png", NULL); g_hash_table_insert (app->devices, device, hand); clutter_container_add_actor (CLUTTER_CONTAINER (stage), hand); } } clutter_main (); return EXIT_SUCCESS; }