src/laugh-timing.h

   1 /*
   2  * Laugh.
   3  *
   4  * An glib SMIL library.
   5  *
   6  * Authored By Koos Vriezen  <koos.vriezen@gmail.com>
   7  *
   8  * This library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2 of the License, or (at your option) any later version.
  12  *
  13  * This library is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with this library; if not, write to the
  20  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  21  * Boston, MA 02111-1307, USA.
  22  */
  23
  24 #include "laugh-dom.h"
  25
  26 #ifndef _LAUGH_TIMING_H
  27 #define _LAUGH_TIMING_H
  28
  29 G_BEGIN_DECLS
  30
  31 #define LAUGH_TYPE_TIMING_CONTAINER laugh_timing_container_get_type()
  32
  33 #define LAUGH_TIMING_CONTAINER(obj) \
  34   (G_TYPE_CHECK_INSTANCE_CAST ((obj), \
  35   LAUGH_TYPE_TIMING_CONTAINER, LaughTimingContainer))
  36
  37 #define LAUGH_TYPE_TIMING_CONTAINER_CLASS(klass) \
  38   (G_TYPE_CHECK_CLASS_CAST ((klass), \
  39   LAUGH_TYPE_TIMING_CONTAINER, LaughTimingContainerClass))
  40
  41 #define LAUGH_IS_TIMING_CONTAINER(obj) \
  42   (G_TYPE_CHECK_INSTANCE_TYPE ((obj), \
  43   LAUGH_TYPE_TIMING_CONTAINER))
  44
  45 #define LAUGH_IS_TIMING_CONTAINER_CLASS(klass) \
  46   (G_TYPE_CHECK_CLASS_TYPE ((klass), \
  47   LAUGH_TYPE_TIMING_CONTAINER))
  48
  49 #define LAUGH_TIMING_CONTAINER_GET_CLASS(obj) \
  50   (G_TYPE_INSTANCE_GET_CLASS ((obj), \
  51   LAUGH_TYPE_TIMING_CONTAINER, LaughTimingContainerClass))
  52
  53 typedef struct _LaughTimingContainer        LaughTimingContainer;
  54 typedef struct _LaughTimingContainerClass   LaughTimingContainerClass;
  55 typedef struct _LaughTimingContainerPrivate LaughTimingContainerPrivate;
  56 typedef enum _LaughTimingType LaughTimingType;
  57 typedef struct _LaughTiming LaughTiming;
  58 typedef struct _LaughRoleTiming LaughRoleTiming;
  59
  60 enum _LaughTimingType
  61 {
  62     LaughTimingUnknown = -1,
  63     LaughTimingTime = 0, LaughTimingIndefinite, LaughTimingMedia,
  64     LaughTimingActivated, LaughTimingInbounds, LaughTimingOutbounds,
  65     LaughTimingEndSync, LaughTimingStartSync
  66 };
  67
  68 struct _LaughTiming
  69 {
  70     LaughTimingType type;
  71     int offset;
  72     gulong handler_id;
  73     gchar *element_id;
  74 };
  75
  76 struct _LaughRoleTiming
  77 {
  78     LaughRole role;
  79     LaughNode *node;
  80
  81     /*TODO: begin and end should support multiple events, make a list*/
  82     LaughTiming *begin;
  83     LaughTiming *dur;
  84     LaughTiming *end;
  85
  86     gboolean active;
  87
  88     GSList *sub_segments;
  89     LaughRoleTiming *parent;
  90 };
  91
  92 struct _LaughTimingContainer
  93 {
  94     LaughNode parent;
  95
  96     /*< public >*/
  97     LaughRoleTiming *timing_role;
  98
  99     /*< private >*/
 100     LaughTimingContainerPrivate *priv;
 101 };
 102
 103 struct _LaughTimingContainerClass
 104 {
 105     LaughNodeClass parent_class;
 106 };
 107
 108 GType laugh_timing_container_get_type (void) G_GNUC_CONST;
 109
 110 LaughTiming *laugh_timing_new ();
 111
 112 LaughTiming *laugh_timing_new_from_string (const gchar *value);
 113
 114 LaughNode *laugh_timing_container_new (LaughDocument *doc, LaughNodeTagId id,
 115                                        GHashTable *attributes);
 116
 117 void laugh_timing_delete (LaughTiming *timing);
 118
 119 LaughRoleTiming *laugh_timing_role_new (LaughNode *node);
 120
 121 void laugh_timing_role_delete (LaughRoleTiming *segment);
 122
 123 int laugh_timing_set_value (LaughTiming *timing, const gchar *value);
 124
 125 void laugh_timing_role_add (LaughRoleTiming *p, LaughRoleTiming *seg);
 126
 127 gboolean laugh_timing_setting_set_attribute (LaughRoleTiming *segment,
 128                 LaughNodeAttributeId att, const gchar *val);
 129
 130 gboolean laugh_timing_setting_start (LaughRoleTiming *segment);
 131
 132 void laugh_timing_notify (LaughRoleTiming *segment, gulong handler_id);
 133
 134 void laugh_timing_setting_stop (LaughRoleTiming *segment);
 135
 136 void laugh_timing_setting_jump (LaughNode *target);
 137
 138 G_END_DECLS
 139
 140 #endif