game::sandbox::gameplay

Trait GameplayState

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pub trait GameplayState: Downcast {
    // Required methods
    fn event(
        &mut self,
        ctx: &mut EventCtx<'_>,
        app: &mut App,
        controls: &mut SandboxControls,
        actions: &mut Actions,
    ) -> Option<Transition<App>>;
    fn draw(&self, g: &mut GfxCtx<'_>, app: &App);
    fn recreate_panels(&mut self, ctx: &mut EventCtx<'_>, app: &App);

    // Provided methods
    fn on_destroy(&self, _: &mut App) { ... }
    fn can_move_canvas(&self) -> bool { ... }
    fn can_examine_objects(&self) -> bool { ... }
    fn has_common(&self) -> bool { ... }
    fn has_tool_panel(&self) -> bool { ... }
    fn has_time_panel(&self) -> bool { ... }
    fn has_minimap(&self) -> bool { ... }
}

Required Methods§

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fn event( &mut self, ctx: &mut EventCtx<'_>, app: &mut App, controls: &mut SandboxControls, actions: &mut Actions, ) -> Option<Transition<App>>

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fn draw(&self, g: &mut GfxCtx<'_>, app: &App)

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fn recreate_panels(&mut self, ctx: &mut EventCtx<'_>, app: &App)

Provided Methods§

Implementations§

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impl dyn GameplayState

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pub fn is<__T: GameplayState>(&self) -> bool

Returns true if the trait object wraps an object of type __T.

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pub fn downcast<__T: GameplayState>( self: Box<Self>, ) -> Result<Box<__T>, Box<Self>>

Returns a boxed object from a boxed trait object if the underlying object is of type __T. Returns the original boxed trait if it isn’t.

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pub fn downcast_rc<__T: GameplayState>( self: Rc<Self>, ) -> Result<Rc<__T>, Rc<Self>>

Returns an Rc-ed object from an Rc-ed trait object if the underlying object is of type __T. Returns the original Rc-ed trait if it isn’t.

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pub fn downcast_ref<__T: GameplayState>(&self) -> Option<&__T>

Returns a reference to the object within the trait object if it is of type __T, or None if it isn’t.

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pub fn downcast_mut<__T: GameplayState>(&mut self) -> Option<&mut __T>

Returns a mutable reference to the object within the trait object if it is of type __T, or None if it isn’t.

Implementors§