view src/subtree_free.c @ 1324:740b3239030e

Clear dup group before running animation. User may change content of groups. TweenObject would not aware the changes if we don't clear the dup group before running animation.
author Thinker K.F. Li <thinker@codemud.net>
date Sun, 30 Jan 2011 20:03:21 +0800
parents 586e50f82c1f
children
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// -*- indent-tabs-mode: t; tab-width: 8; c-basic-offset: 4; -*-
// vim: sw=4:ts=8:sts=4
#include "mb_redraw_man.h"
#include "mb_animate.h"

struct _subtree_free {
    mb_action_t action;

    coord_t *coord;
};

typedef struct _subtree_free subtree_free_t;

void mb_subtree_free_start(mb_action_t *action,
			   const mb_timeval_t *now,
			   const mb_timeval_t *playing_time,
			   redraw_man_t *rdman) {
    subtree_free_t *sfree = (subtree_free_t *)action;

    rdman_coord_subtree_free(rdman, sfree->coord);
}

void mb_subtree_free_step(mb_action_t *act, const mb_timeval_t *now,
			  redraw_man_t *rdman) {
}

void mb_subtree_free_stop(mb_action_t *act, const mb_timeval_t *now,
			  redraw_man_t *rdman) {
}

void mb_subtree_free_free(mb_action_t *act) {
    free(act);
}

mb_action_t *mb_subtree_free_new(coord_t *coord,
				 mb_word_t *word) {
    subtree_free_t *sfree;

    sfree = (subtree_free_t *)malloc(sizeof(subtree_free_t));
    if(sfree == NULL)
	return NULL;

    sfree->action.start = mb_subtree_free_start;
    sfree->action.step = mb_subtree_free_step;
    sfree->action.stop = mb_subtree_free_stop;
    sfree->action.free = mb_subtree_free_free;
    sfree->coord = coord;

    mb_word_add_action(word, (mb_action_t *)sfree);

    return (mb_action_t *)sfree;
}