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use {buffer, json};
use Gltf;
pub struct Image<'a> {
gltf: &'a Gltf,
index: usize,
json: &'a json::image::Image,
}
pub enum Data<'a> {
View {
view: buffer::View<'a>,
mime_type: &'a str,
},
Uri {
uri: &'a str,
mime_type: Option<&'a str>,
},
}
impl<'a> Image<'a> {
pub(crate) fn new(
gltf: &'a Gltf,
index: usize,
json: &'a json::image::Image,
) -> Self {
Self {
gltf: gltf,
index: index,
json: json,
}
}
pub fn index(&self) -> usize {
self.index
}
#[doc(hidden)]
pub fn as_json(&self) -> &json::image::Image {
self.json
}
#[cfg(feature = "names")]
pub fn name(&self) -> Option<&str> {
self.json.name.as_ref().map(String::as_str)
}
pub fn data(&self) -> Data<'a> {
if let Some(index) = self.json.buffer_view.as_ref() {
let view = self.gltf
.views()
.nth(index.value())
.unwrap();
let mime_type = self.json.mime_type
.as_ref()
.map(|x| x.0.as_str())
.unwrap();
Data::View { view, mime_type }
} else {
let uri = self.json.uri.as_ref().unwrap();
let mime_type = self.json.mime_type.as_ref().map(|x| x.0.as_str());
Data::Uri { uri, mime_type }
}
}
pub fn extras(&self) -> &json::Extras {
&self.json.extras
}
}