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annotate src/animate.h @ 127:d2cc7400c971

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Bug of subject_notify() when free subjects.
author Thinker K.F. Li <thinker@branda.to>
date Tue, 16 Sep 2008 16:06:04 +0800
parents 9e2316dc6ecb
children 3a4d6179e6a9
rev   line source
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1 #ifndef __ANIMATE_H_
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2 #define __ANIMATE_H_
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4 #include "mb_types.h"
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5 #include "mb_timer.h"
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59a295651480 Add action mb_chgcolor_t to change color of paints.
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6 #include "paint.h"
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7
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8 /*! \page def_action How to Define An Action?
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9 *
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10 * A action must implement following 4 functions.
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11 * \li start,
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12 * \li step,
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13 * \li stop,
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14 * \li free, and
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15 * \li *_new().
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16 *
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17 * *_new() must invokes mb_word_add_action() to add new object
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18 * as one of actions in the word specified as an argument of it.
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19 * It also means *_new() must have an argument with type of
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20 * (mb_word_t *).
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21 */
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22
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23 /*! \defgroup anim Animation
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24 * \brief Animation is a set of functions to make graph moving.
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25 * @{
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26 */
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27 typedef struct _mb_progm mb_progm_t;
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28 typedef struct _mb_word mb_word_t;
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29 typedef struct _mb_action mb_action_t;
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30
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31 struct _mb_progm_complete {
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32 event_t event;
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33 mb_progm_t *progm;
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34 };
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35 typedef struct _mb_progm_complete mb_progm_complete_t;
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36
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37 extern mb_progm_t *mb_progm_new(int max_words, redraw_man_t *rdman);
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38 extern void mb_progm_free(mb_progm_t *progm);
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39 extern mb_word_t *mb_progm_next_word(mb_progm_t *progm,
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40 const mb_timeval_t *start,
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41 const mb_timeval_t *playing);
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42 extern void mb_progm_start(mb_progm_t *progm, mb_tman_t *tman,
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43 mb_timeval_t *now);
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44 extern void mb_progm_abort(mb_progm_t *progm, mb_tman_t *tman);
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45 extern subject_t *mb_progm_get_complete(mb_progm_t *progm);
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46
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47 /*! \defgroup ani_actions Animation Actions
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48 * @{
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49 */
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50 extern mb_action_t *mb_shift_new(co_aix x, co_aix y, coord_t *coord,
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51 mb_word_t *word);
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52 extern mb_action_t *mb_chgcolor_new(co_comp_t r, co_comp_t g,
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53 co_comp_t b, co_comp_t a,
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54 paint_t *paint, mb_word_t *word);
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55 extern mb_action_t *mb_rotate_new(float angle1, float angle2,
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56 coord_t *coord, mb_word_t *word);
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57
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58 enum { VIS_VISIBLE, VIS_HIDDEN };
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59 extern mb_action_t *mb_visibility_new(int visib, coord_t *coord,
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60 mb_word_t *word);
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61 /* @} */
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62
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63 /*! \defgroup act_support Action Supports.
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64 * @{
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65 */
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66 /*! \brief Basic class of animation actions.
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67 *
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68 * \sa \ref def_action
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69 */
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70 struct _mb_action {
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71 void (*start)(mb_action_t *act,
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72 const mb_timeval_t *now,
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73 const mb_timeval_t *playing_time,
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74 redraw_man_t *rdman);
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75 void (*step)(mb_action_t *act, const mb_timeval_t *now,
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76 redraw_man_t *rdman);
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77 void (*stop)(mb_action_t *act, const mb_timeval_t *now,
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78 redraw_man_t *rdman);
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79 void (*free)(mb_action_t *act);
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80 mb_action_t *next;
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81 };
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82
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83 extern void mb_word_add_action(mb_word_t *word, mb_action_t *act);
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84 /* @} */
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85
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86 /* @} */
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87
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88 #endif /* __ANIMATE_H_ */