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106 lines
2.6 KiB
C
106 lines
2.6 KiB
C
#include <gmodule.h>
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#include <clutter/clutter.h>
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#include <stdlib.h>
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#define MAX_TEXT_LEN 10
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#define MIN_FONT_SIZE 10
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#define MAX_FONT_SIZE 30
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static const char * const font_names[] =
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{
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"Sans", "Sans Italic", "Serif", "Serif Bold", "Times", "Monospace"
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};
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#define FONT_NAME_COUNT 6
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static gboolean
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on_idle (gpointer data)
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{
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ClutterActor *stage = CLUTTER_ACTOR (data);
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int line_height = 0, xpos = 0, ypos = 0;
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int stage_width = clutter_actor_get_width (stage);
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int stage_height = clutter_actor_get_height (stage);
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char text[MAX_TEXT_LEN + 1];
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char font_name[64];
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int i;
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GList *children, *node;
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static GTimer *timer = NULL;
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static int frame_count = 0;
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/* Remove all of the children of the stage */
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children = clutter_container_get_children (CLUTTER_CONTAINER (stage));
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for (node = children; node; node = node->next)
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clutter_container_remove_actor (CLUTTER_CONTAINER (stage),
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CLUTTER_ACTOR (node->data));
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g_list_free (children);
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/* Fill the stage with new random labels */
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while (ypos < stage_height)
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{
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int text_len = rand () % MAX_TEXT_LEN + 1;
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ClutterActor *label;
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for (i = 0; i < text_len; i++)
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text[i] = rand () % (128 - 32) + 32;
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text[text_len] = '\0';
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sprintf (font_name, "%s %i",
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font_names[rand () % FONT_NAME_COUNT],
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rand () % (MAX_FONT_SIZE - MIN_FONT_SIZE) + MIN_FONT_SIZE);
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label = clutter_text_new_with_text (font_name, text);
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if (clutter_actor_get_height (label) > line_height)
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line_height = clutter_actor_get_height (label);
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if (xpos + clutter_actor_get_width (label) > stage_width)
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{
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xpos = 0;
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ypos += line_height;
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line_height = 0;
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}
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clutter_actor_set_position (label, xpos, ypos);
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clutter_container_add (CLUTTER_CONTAINER (stage), label, NULL);
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xpos += clutter_actor_get_width (label);
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}
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if (timer == NULL)
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timer = g_timer_new ();
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else
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{
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if (++frame_count >= 10)
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{
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printf ("10 frames in %f seconds\n",
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g_timer_elapsed (timer, NULL));
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g_timer_start (timer);
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frame_count = 0;
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}
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}
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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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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_stage_set_title (CLUTTER_STAGE (stage), "Random Text");
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clutter_actor_show (stage);
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clutter_threads_add_idle (on_idle, stage);
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clutter_main ();
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clutter_actor_destroy (stage);
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return 0;
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}
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