118 lines
3.7 KiB
C
118 lines
3.7 KiB
C
#include <stdlib.h>
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#include <gmodule.h>
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#include <clutter/clutter.h>
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const struct {
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const gchar *name;
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ClutterAnimationMode mode;
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} easing_modes[] = {
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{ "linear", CLUTTER_LINEAR },
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{ "sine-in", CLUTTER_SINE_IN },
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{ "sine-out", CLUTTER_SINE_OUT },
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{ "sine-in-out", CLUTTER_SINE_IN_OUT },
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{ "ease-in", CLUTTER_EASE_IN },
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{ "ease-out", CLUTTER_EASE_OUT },
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{ "ease-in-out", CLUTTER_EASE_IN_OUT },
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{ "expo-in", CLUTTER_EXPO_IN },
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{ "expo-out", CLUTTER_EXPO_OUT },
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{ "expo-in-out", CLUTTER_EXPO_IN_OUT },
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{ "smooth-in-out", CLUTTER_SMOOTH_IN_OUT }
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};
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static const gint n_easing_modes = G_N_ELEMENTS (easing_modes);
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static gint current_mode = 0;
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static ClutterActor *main_stage = NULL;
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static ClutterActor *easing_mode_label = NULL;
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static gboolean
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on_button_press (ClutterActor *actor,
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ClutterButtonEvent *event,
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ClutterActor *rectangle)
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{
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ClutterAnimation *animation;
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ClutterAnimationMode cur_mode;
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gchar *text;
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guint stage_width, stage_height;
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guint label_width, label_height;
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text = g_strdup_printf ("Easing mode: %s (%d of %d)\n",
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easing_modes[current_mode].name,
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current_mode + 1,
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n_easing_modes);
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clutter_text_set_text (CLUTTER_TEXT (easing_mode_label), text);
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g_free (text);
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clutter_actor_get_size (main_stage, &stage_width, &stage_height);
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clutter_actor_get_size (easing_mode_label, &label_width, &label_height);
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clutter_actor_set_position (easing_mode_label,
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stage_width - label_width - 10,
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stage_height - label_height - 10);
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cur_mode = easing_modes[current_mode].mode;
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animation =
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clutter_actor_animate (rectangle, cur_mode, 2000,
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"x", event->x,
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"y", event->y,
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NULL);
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current_mode = (current_mode + 1 < n_easing_modes) ? current_mode + 1 : 0;
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return TRUE;
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}
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G_MODULE_EXPORT int
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test_easing_main (int argc, char *argv[])
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{
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ClutterActor *stage, *rect, *label;
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ClutterColor stage_color = { 0x66, 0x66, 0xdd, 0xff };
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ClutterColor rect_color = { 0x44, 0xdd, 0x44, 0xff };
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gchar *text;
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guint stage_width, stage_height;
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guint label_width, label_height;
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clutter_init (&argc, &argv);
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stage = clutter_stage_get_default ();
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clutter_stage_set_color (CLUTTER_STAGE (stage), &stage_color);
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main_stage = stage;
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clutter_actor_get_size (stage, &stage_width, &stage_height);
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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, stage_width / 2, stage_height / 2);
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clutter_actor_set_opacity (rect, 0x88);
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g_signal_connect (stage,
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"button-press-event", G_CALLBACK (on_button_press),
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rect);
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text = g_strdup_printf ("Easing mode: %s (%d of %d)\n",
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easing_modes[current_mode].name,
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current_mode + 1,
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n_easing_modes);
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label = clutter_text_new ();
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clutter_container_add_actor (CLUTTER_CONTAINER (stage), label);
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clutter_text_set_font_name (CLUTTER_TEXT (label), "Sans 18px");
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clutter_text_set_text (CLUTTER_TEXT (label), text);
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clutter_actor_get_size (label, &label_width, &label_height);
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clutter_actor_set_position (label,
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stage_width - label_width - 10,
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stage_height - label_height - 10);
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easing_mode_label = label;
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g_free (text);
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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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