Struct floem_cosmic_text::SwashCache

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pub struct SwashCache {
    pub image_cache: HashMap<CacheKey, Option<SwashImage>>,
    pub outline_command_cache: HashMap<CacheKey, Option<Vec<Command>>>,
    /* private fields */
}
Expand description

Cache for rasterizing with the swash scaler

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§image_cache: HashMap<CacheKey, Option<SwashImage>>§outline_command_cache: HashMap<CacheKey, Option<Vec<Command>>>

Implementations§

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impl SwashCache

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pub fn new() -> Self

Create a new swash cache

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pub fn get_image_uncached(&mut self, cache_key: CacheKey) -> Option<SwashImage>

Create a swash Image from a cache key, without caching results

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pub fn get_image(&mut self, cache_key: CacheKey) -> &Option<SwashImage>

Create a swash Image from a cache key, caching results

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pub fn get_outline_commands( &mut self, font_system: &mut FontSystem, cache_key: CacheKey ) -> Option<&[Command]>

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pub fn with_pixels<F: FnMut(i32, i32, Color)>( &mut self, cache_key: CacheKey, base: Color, f: F )

Enumerate pixels in an Image, use with_image for better performance

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