109 lines
2.9 KiB
Rust
109 lines
2.9 KiB
Rust
use dioxus_core::Event;
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pub type TransitionEvent = Event<TransitionData>;
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pub struct TransitionData {
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inner: Box<dyn HasTransitionData>,
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}
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impl<E: HasTransitionData> From<E> for TransitionData {
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fn from(e: E) -> Self {
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Self { inner: Box::new(e) }
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}
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}
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impl std::fmt::Debug for TransitionData {
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fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
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f.debug_struct("TransitionData")
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.field("property_name", &self.inner.property_name())
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.field("pseudo_element", &self.inner.pseudo_element())
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.field("elapsed_time", &self.inner.elapsed_time())
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.finish()
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}
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}
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impl PartialEq for TransitionData {
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fn eq(&self, other: &Self) -> bool {
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self.inner.property_name() == other.inner.property_name()
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&& self.inner.pseudo_element() == other.inner.pseudo_element()
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&& self.inner.elapsed_time() == other.inner.elapsed_time()
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}
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}
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impl TransitionData {
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/// Downcast this event to a concrete event type
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pub fn downcast<T: 'static>(&self) -> Option<&T> {
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self.inner.as_any().downcast_ref::<T>()
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}
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}
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#[cfg(feature = "serialize")]
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#[derive(serde::Serialize, serde::Deserialize)]
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struct SerializedTransitionData {
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property_name: String,
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pseudo_element: String,
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elapsed_time: f32,
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}
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#[cfg(feature = "serialize")]
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impl From<&TransitionData> for SerializedTransitionData {
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fn from(data: &TransitionData) -> Self {
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Self {
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property_name: data.inner.property_name(),
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pseudo_element: data.inner.pseudo_element(),
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elapsed_time: data.inner.elapsed_time(),
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}
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}
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}
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#[cfg(feature = "serialize")]
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impl HasTransitionData for SerializedTransitionData {
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fn property_name(&self) -> String {
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self.property_name.clone()
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}
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fn pseudo_element(&self) -> String {
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self.pseudo_element.clone()
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}
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fn elapsed_time(&self) -> f32 {
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self.elapsed_time
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}
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fn as_any(&self) -> &dyn std::any::Any {
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self
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}
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}
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#[cfg(feature = "serialize")]
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impl serde::Serialize for TransitionData {
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fn serialize<S: serde::Serializer>(&self, serializer: S) -> Result<S::Ok, S::Error> {
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SerializedTransitionData::from(self).serialize(serializer)
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}
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}
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#[cfg(feature = "serialize")]
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impl<'de> serde::Deserialize<'de> for TransitionData {
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fn deserialize<D: serde::Deserializer<'de>>(deserializer: D) -> Result<Self, D::Error> {
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let data = SerializedTransitionData::deserialize(deserializer)?;
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Ok(Self {
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inner: Box::new(data),
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})
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}
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}
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pub trait HasTransitionData: std::any::Any {
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fn property_name(&self) -> String;
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fn pseudo_element(&self) -> String;
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fn elapsed_time(&self) -> f32;
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/// return self as Any
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fn as_any(&self) -> &dyn std::any::Any;
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}
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impl_event! {
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TransitionData;
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/// transitionend
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ontransitionend
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}
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