[−][src]Struct myelin_engine::prelude::ObjectBuilder
ObjectDescription
factory, which can be used in order to configure
the properties of a new object.
Methods can be chained on it in order to configure it.
Examples
use myelin_engine::prelude::*; use std::f64::consts::FRAC_PI_2; let object = ObjectBuilder::default() .shape( PolygonBuilder::default() .vertex(-50.0, -50.0) .vertex(50.0, -50.0) .vertex(50.0, 50.0) .vertex(-50.0, 50.0) .build() .unwrap(), ) .location(300.0, 450.0) .rotation(Radians::try_new(FRAC_PI_2).unwrap()) .mobility(Mobility::Movable(Vector { x: 3.0, y: 5.0 })) .build() .unwrap();
Methods
impl ObjectBuilder
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pub fn shape(&mut self, polygon: Polygon) -> &mut Self
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Examples
use myelin_engine::prelude::*; ObjectBuilder::default().shape( PolygonBuilder::default() .vertex(-50.0, -50.0) .vertex(50.0, -50.0) .vertex(50.0, 50.0) .vertex(-50.0, 50.0) .build() .unwrap(), );
pub fn location(&mut self, x: f64, y: f64) -> &mut Self
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Examples
use myelin_engine::prelude::*; ObjectBuilder::default().location(3.0, 2.0);
pub fn mobility(&mut self, mobility: Mobility) -> &mut Self
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Examples
use myelin_engine::prelude::*; ObjectBuilder::default().mobility(Mobility::Movable(Vector { x: -12.0, y: 4.0 }));
pub fn rotation(&mut self, rotation: Radians) -> &mut Self
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Examples
use myelin_engine::prelude::*; ObjectBuilder::default().rotation(Radians::try_new(4.5).unwrap());
pub fn passable(&mut self, passable: bool) -> &mut Self
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Examples
use myelin_engine::prelude::*; let builder = ObjectBuilder::default();
pub fn associated_data(&mut self, associated_data: Vec<u8>) -> &mut Self
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Examples
use myelin_engine::prelude::*; let builder = ObjectBuilder::default().associated_data(String::from("Foo").into_bytes());
pub fn build(&mut self) -> Result<ObjectDescription, ObjectBuilderError>
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Build the ObjectDescription
with all specified settings
Errors
If a non-optional member has not specified while building an error is returned, containing flags specifying which setting has been omitted
Examples
use myelin_engine::prelude::*; use std::f64::consts::FRAC_PI_2; let object = ObjectBuilder::default() .shape( PolygonBuilder::default() .vertex(-50.0, -50.0) .vertex(50.0, -50.0) .vertex(50.0, 50.0) .vertex(-50.0, 50.0) .build() .unwrap(), ) .location(300.0, 450.0) .rotation(Radians::try_new(FRAC_PI_2).unwrap()) .mobility(Mobility::Movable(Vector { x: 3.0, y: 5.0 })) .build() .unwrap();
Trait Implementations
impl From<ObjectDescription> for ObjectBuilder
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fn from(object_description: ObjectDescription) -> Self
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impl Default for ObjectBuilder
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fn default() -> ObjectBuilder
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impl Debug for ObjectBuilder
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Auto Trait Implementations
impl Send for ObjectBuilder
impl Sync for ObjectBuilder
Blanket Implementations
impl<T, U> Into for T where
U: From<T>,
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U: From<T>,
impl<T> From for T
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impl<T, U> TryFrom for T where
U: Into<T>,
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U: Into<T>,
type Error = Infallible
The type returned in the event of a conversion error.
fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>
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impl<T> Borrow for T where
T: ?Sized,
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T: ?Sized,
impl<T> BorrowMut for T where
T: ?Sized,
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T: ?Sized,
fn borrow_mut(&mut self) -> &mut T
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impl<T, U> TryInto for T where
U: TryFrom<T>,
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U: TryFrom<T>,
type Error = <U as TryFrom<T>>::Error
The type returned in the event of a conversion error.
fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>
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impl<T> Any for T where
T: 'static + ?Sized,
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T: 'static + ?Sized,
impl<T> Same for T
type Output = T
Should always be Self
impl<SS, SP> SupersetOf for SP where
SS: SubsetOf<SP>,
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SS: SubsetOf<SP>,
fn to_subset(&self) -> Option<SS>
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fn is_in_subset(&self) -> bool
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unsafe fn to_subset_unchecked(&self) -> SS
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fn from_subset(element: &SS) -> SP
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impl<T> Downcast for T where
T: Any,
T: Any,