Trait femtovg::renderer::Renderer [−][src]
pub trait Renderer { type Image; fn set_size(&mut self, width: u32, height: u32, dpi: f32); fn render(
&mut self,
images: &mut ImageStore<Self::Image>,
verts: &[Vertex],
commands: Vec<Command>
); fn alloc_image(&mut self, info: ImageInfo) -> Result<Self::Image, ErrorKind>; fn update_image(
&mut self,
image: &mut Self::Image,
data: ImageSource<'_>,
x: usize,
y: usize
) -> Result<(), ErrorKind>; fn delete_image(&mut self, image: Self::Image, image_id: ImageId); fn screenshot(&mut self) -> Result<ImgVec<RGBA8>, ErrorKind>; }
Expand description
This is the main renderer trait that the Canvas draws to.
Associated Types
Required methods
fn render(
&mut self,
images: &mut ImageStore<Self::Image>,
verts: &[Vertex],
commands: Vec<Command>
)
fn update_image(
&mut self,
image: &mut Self::Image,
data: ImageSource<'_>,
x: usize,
y: usize
) -> Result<(), ErrorKind>
fn delete_image(&mut self, image: Self::Image, image_id: ImageId)