Trait Apply 

pub trait Apply {
    // Provided methods
    fn apply(&self, ctx: &mut hb_ot_apply_context_t<'_>) -> Option<()> { ... }
    fn apply_with_external_cache(
        &self,
        ctx: &mut hb_ot_apply_context_t<'_>,
        _external_cache: &SubtableExternalCache,
    ) -> Option<()> { ... }
    fn apply_cached(
        &self,
        ctx: &mut hb_ot_apply_context_t<'_>,
        external_cache: &SubtableExternalCache,
    ) -> Option<()> { ... }
    fn cache_cost(&self) -> u32 { ... }
    fn external_cache_create(
        &self,
        mode: SubtableExternalCacheMode,
    ) -> SubtableExternalCache { ... }
}

Apply a lookup.

Provided Methods

fn apply(&self, ctx: &mut hb_ot_apply_context_t<'_>) -> Option<()>

fn apply_with_external_cache( &self, ctx: &mut hb_ot_apply_context_t<'_>, _external_cache: &SubtableExternalCache, ) -> Option<()>

fn apply_cached( &self, ctx: &mut hb_ot_apply_context_t<'_>, external_cache: &SubtableExternalCache, ) -> Option<()>

fn cache_cost(&self) -> u32

fn external_cache_create( &self, mode: SubtableExternalCacheMode, ) -> SubtableExternalCache

Dyn Compatibility

This trait is dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety".

Implementations on Foreign Types

impl Apply for AlternateSet<'_>

fn apply(&self, ctx: &mut hb_ot_apply_context_t<'_>) -> Option<()>

impl Apply for AlternateSubstFormat1<'_>

fn apply(&self, ctx: &mut hb_ot_apply_context_t<'_>) -> Option<()>

impl Apply for ChainedSequenceContextFormat1<'_>

fn apply(&self, ctx: &mut hb_ot_apply_context_t<'_>) -> Option<()>

impl Apply for ChainedSequenceContextFormat2<'_>

fn apply_with_external_cache( &self, ctx: &mut hb_ot_apply_context_t<'_>, external_cache: &SubtableExternalCache, ) -> Option<()>

fn apply_cached( &self, ctx: &mut hb_ot_apply_context_t<'_>, external_cache: &SubtableExternalCache, ) -> Option<()>

fn cache_cost(&self) -> u32

fn external_cache_create( &self, _mode: SubtableExternalCacheMode, ) -> SubtableExternalCache

impl Apply for ChainedSequenceContextFormat3<'_>

fn apply(&self, ctx: &mut hb_ot_apply_context_t<'_>) -> Option<()>

impl Apply for CursivePosFormat1<'_>

fn apply(&self, ctx: &mut hb_ot_apply_context_t<'_>) -> Option<()>

impl Apply for Ligature<'_>

fn apply(&self, ctx: &mut hb_ot_apply_context_t<'_>) -> Option<()>

impl Apply for LigatureSubstFormat1<'_>

fn apply_with_external_cache( &self, ctx: &mut hb_ot_apply_context_t<'_>, external_cache: &SubtableExternalCache, ) -> Option<()>

fn external_cache_create( &self, mode: SubtableExternalCacheMode, ) -> SubtableExternalCache

impl Apply for MarkBasePosFormat1<'_>

fn apply(&self, ctx: &mut hb_ot_apply_context_t<'_>) -> Option<()>

impl Apply for MarkLigPosFormat1<'_>

fn apply(&self, ctx: &mut hb_ot_apply_context_t<'_>) -> Option<()>

impl Apply for MarkMarkPosFormat1<'_>

fn apply(&self, ctx: &mut hb_ot_apply_context_t<'_>) -> Option<()>

impl Apply for MultipleSubstFormat1<'_>

fn apply(&self, ctx: &mut hb_ot_apply_context_t<'_>) -> Option<()>

impl Apply for PairPosFormat1<'_>

fn apply_with_external_cache( &self, ctx: &mut hb_ot_apply_context_t<'_>, external_cache: &SubtableExternalCache, ) -> Option<()>

fn external_cache_create( &self, mode: SubtableExternalCacheMode, ) -> SubtableExternalCache

impl Apply for PairPosFormat2<'_>

fn apply_with_external_cache( &self, ctx: &mut hb_ot_apply_context_t<'_>, external_cache: &SubtableExternalCache, ) -> Option<()>

fn external_cache_create( &self, mode: SubtableExternalCacheMode, ) -> SubtableExternalCache

impl Apply for ReverseChainSingleSubstFormat1<'_>

fn apply(&self, ctx: &mut hb_ot_apply_context_t<'_>) -> Option<()>

impl Apply for SequenceContextFormat1<'_>

fn apply(&self, ctx: &mut hb_ot_apply_context_t<'_>) -> Option<()>

impl Apply for SequenceContextFormat2<'_>

fn apply_with_external_cache( &self, ctx: &mut hb_ot_apply_context_t<'_>, external_cache: &SubtableExternalCache, ) -> Option<()>

fn apply_cached( &self, ctx: &mut hb_ot_apply_context_t<'_>, external_cache: &SubtableExternalCache, ) -> Option<()>

fn cache_cost(&self) -> u32

fn external_cache_create( &self, _mode: SubtableExternalCacheMode, ) -> SubtableExternalCache

impl Apply for SequenceContextFormat3<'_>

fn apply(&self, ctx: &mut hb_ot_apply_context_t<'_>) -> Option<()>

impl Apply for SinglePosFormat1<'_>

fn apply(&self, ctx: &mut hb_ot_apply_context_t<'_>) -> Option<()>

impl Apply for SinglePosFormat2<'_>

fn apply(&self, ctx: &mut hb_ot_apply_context_t<'_>) -> Option<()>

impl Apply for SingleSubstFormat1<'_>

fn apply(&self, ctx: &mut hb_ot_apply_context_t<'_>) -> Option<()>

impl Apply for SingleSubstFormat2<'_>

fn apply(&self, ctx: &mut hb_ot_apply_context_t<'_>) -> Option<()>

Implementors