diff options
Diffstat (limited to 'source/blender/sequencer/intern/sequencer.c')
-rw-r--r-- | source/blender/sequencer/intern/sequencer.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/source/blender/sequencer/intern/sequencer.c b/source/blender/sequencer/intern/sequencer.c index 4a0e4f1d9ad..8bb0bf8fb63 100644 --- a/source/blender/sequencer/intern/sequencer.c +++ b/source/blender/sequencer/intern/sequencer.c @@ -344,6 +344,58 @@ ListBase *SEQ_active_seqbase_get(const Editing *ed) return ed->seqbasep; } + +/** + * Set seqbase that is being viewed currently. This can be main seqbase or meta strip seqbase + * + * \param ed: sequence editor data + * \param seqbase: ListBase with strips + */ +void SEQ_seqbase_active_set(Editing *ed, ListBase *seqbase) +{ + ed->seqbasep = seqbase; +} + +/** + * Create and initialize MetaStack, append it to ed->metastack ListBase + * + * \param ed: sequence editor data + * \param seq_meta: meta strip + * \return pointer to created meta stack + */ +MetaStack *SEQ_meta_stack_alloc(Editing *ed, Sequence *seq_meta) +{ + MetaStack *ms = MEM_mallocN(sizeof(MetaStack), "metastack"); + BLI_addtail(&ed->metastack, ms); + ms->parseq = seq_meta; + ms->oldbasep = ed->seqbasep; + copy_v2_v2_int(ms->disp_range, &ms->parseq->startdisp); + return ms; +} + +/** + * Free MetaStack and remoove it from ed->metastack ListBase + * + * \param ed: sequence editor data + * \param ms: meta stack + */ +void SEQ_meta_stack_free(Editing *ed, MetaStack *ms) +{ + BLI_remlink(&ed->metastack, ms); + MEM_freeN(ms); +} + +/** + * Get MetaStack that coresponds to current level that is being viewed + * + * \param ed: sequence editor data + * \return pointer to meta stack + */ +MetaStack *SEQ_meta_stack_active_get(const Editing *ed) +{ + return ed->metastack.last; +} + /** \} */ /* -------------------------------------------------------------------- */ |