Struct widgetry::Canvas[−][src]

pub struct Canvas {Show fields
    pub cam_x: f64,
    pub cam_y: f64,
    pub cam_zoom: f64,
    pub(crate) cursor: ScreenPt,
    pub(crate) window_has_cursor: bool,
    pub(crate) drag_canvas_from: Option<(ScreenPt, ScreenPt)>,
    pub(crate) drag_just_ended: bool,
    pub window_width: f64,
    pub window_height: f64,
    pub map_dims: (f64, f64),
    pub settings: CanvasSettings,
    pub(crate) covered_areas: RefCell<Vec<ScreenRectangle>>,
    pub(crate) keys_held: HashSet<Key>,
}

Fields

cam_x: f64cam_y: f64cam_zoom: f64cursor: ScreenPtwindow_has_cursor: booldrag_canvas_from: Option<(ScreenPt, ScreenPt)>drag_just_ended: boolwindow_width: f64window_height: f64map_dims: (f64, f64)settings: CanvasSettingscovered_areas: RefCell<Vec<ScreenRectangle>>keys_held: HashSet<Key>

Implementations

`impl Canvas`[src]

`pub(crate) fn new(initial_dims: ScreenDims, settings: CanvasSettings) -> Canvas`[src]

`pub fn min_zoom(&self) -> f64`[src]

`pub(crate) fn handle_event( &mut self, input: &mut UserInput ) -> Option<UpdateType>`[src]

`fn zoom(&mut self, delta: f64, focus: ScreenPt)`[src]

`pub(crate) fn start_drawing(&self)`[src]

`pub fn mark_covered_area(&self, rect: ScreenRectangle)`[src]

`pub fn get_cursor(&self) -> ScreenPt`[src]

`pub fn get_cursor_in_screen_space(&self) -> Option<ScreenPt>`[src]

`pub fn get_cursor_in_map_space(&self) -> Option<Pt2D>`[src]

`pub fn screen_to_map(&self, pt: ScreenPt) -> Pt2D`[src]

`pub fn center_to_screen_pt(&self) -> ScreenPt`[src]

`pub fn center_to_map_pt(&self) -> Pt2D`[src]

`pub fn center_on_map_pt(&mut self, pt: Pt2D)`[src]

`pub fn map_to_screen(&self, pt: Pt2D) -> ScreenPt`[src]

`fn get_inner_bounds(&self) -> Bounds`[src]

`pub fn get_window_dims(&self) -> ScreenDims`[src]

`fn get_map_bounds(&self) -> Bounds`[src]

`pub fn get_screen_bounds(&self) -> Bounds`[src]

`pub(crate) fn align_window( &self, dims: ScreenDims, horiz: HorizontalAlignment, vert: VerticalAlignment ) -> ScreenPt`[src]

Auto Trait Implementations

`impl !RefUnwindSafe for Canvas`

`impl Send for Canvas`

`impl !Sync for Canvas`

`impl Unpin for Canvas`

`impl UnwindSafe for Canvas`

Blanket Implementations

`impl<T> Any for T where T: 'static + ?Sized,` [src]

`pub fn type_id(&self) -> TypeId`[src]

`impl<T> Borrow<T> for T where T: ?Sized,` [src]

`pub fn borrow(&self) -> &T`[src]

`impl<T> BorrowMut<T> for T where T: ?Sized,` [src]

`pub fn borrow_mut(&mut self) -> &mut T`[src]

`impl<T> Downcast for T where T: Any,`

`pub fn into_any(self: Box<T, Global>) -> Box<dyn Any + 'static, Global>`

`pub fn into_any_rc(self: Rc<T>) -> Rc<dyn Any + 'static>`

`pub fn as_any(&self) -> &(dyn Any + 'static)`

`pub fn as_any_mut(&mut self) -> &mut (dyn Any + 'static)`

`impl<T> DowncastSync for T where T: Any + Send + Sync,`

`pub fn into_any_arc(self: Arc<T>) -> Arc<dyn Any + 'static + Send + Sync>`

`impl<T> From<T> for T`[src]

`pub fn from(t: T) -> T`[src]

`impl<T, U> Into for T where U: From<T>,` [src]

`pub fn into(self) -> U`[src]

`impl<T> Same<T> for T`

`type Output = T`

Should always be Self

`impl<T, U> TryFrom for T where U: Into<T>,` [src]

`type Error = Infallible`

The type returned in the event of a conversion error.

`pub fn try_from(value: U) -> Result<T, <T as TryFrom>::Error>`[src]

`impl<T, U> TryInto for T where U: TryFrom<T>,` [src]

`type Error = >::Error`

The type returned in the event of a conversion error.

`pub fn try_into(self) -> Result<U, >::Error>`[src]

Struct widgetry::Canvas⎘[−][src]

Fields

Implementations

impl Canvas[src]

pub(crate) fn new(initial_dims: ScreenDims, settings: CanvasSettings) -> Canvas[src]

pub fn min_zoom(&self) -> f64[src]

pub(crate) fn handle_event( &mut self, input: &mut UserInput) -> Option<UpdateType>[src]

fn zoom(&mut self, delta: f64, focus: ScreenPt)[src]

pub(crate) fn start_drawing(&self)[src]

pub fn mark_covered_area(&self, rect: ScreenRectangle)[src]

pub fn get_cursor(&self) -> ScreenPt[src]

pub fn get_cursor_in_screen_space(&self) -> Option<ScreenPt>[src]

pub fn get_cursor_in_map_space(&self) -> Option<Pt2D>[src]

pub fn screen_to_map(&self, pt: ScreenPt) -> Pt2D[src]

pub fn center_to_screen_pt(&self) -> ScreenPt[src]

pub fn center_to_map_pt(&self) -> Pt2D[src]

pub fn center_on_map_pt(&mut self, pt: Pt2D)[src]

pub fn map_to_screen(&self, pt: Pt2D) -> ScreenPt[src]

fn get_inner_bounds(&self) -> Bounds[src]

pub fn get_window_dims(&self) -> ScreenDims[src]

fn get_map_bounds(&self) -> Bounds[src]

pub fn get_screen_bounds(&self) -> Bounds[src]

pub(crate) fn align_window( &self, dims: ScreenDims, horiz: HorizontalAlignment, vert: VerticalAlignment) -> ScreenPt[src]

Auto Trait Implementations

impl !RefUnwindSafe for Canvas

impl Send for Canvas

impl !Sync for Canvas

impl Unpin for Canvas

impl UnwindSafe for Canvas

Blanket Implementations

impl<T> Any for T where T: 'static + ?Sized, [src]

pub fn type_id(&self) -> TypeId[src]

impl<T> Borrow<T> for T where T: ?Sized, [src]

pub fn borrow(&self) -> &T[src]

impl<T> BorrowMut<T> for T where T: ?Sized, [src]

pub fn borrow_mut(&mut self) -> &mut T[src]

impl<T> Downcast for T where T: Any,

pub fn into_any(self: Box<T, Global>) -> Box<dyn Any + 'static, Global>

pub fn into_any_rc(self: Rc<T>) -> Rc<dyn Any + 'static>

pub fn as_any(&self) -> &(dyn Any + 'static)

pub fn as_any_mut(&mut self) -> &mut (dyn Any + 'static)

impl<T> DowncastSync for T where T: Any + Send + Sync,

pub fn into_any_arc(self: Arc<T>) -> Arc<dyn Any + 'static + Send + Sync>

impl<T> From<T> for T[src]

pub fn from(t: T) -> T[src]

impl<T, U> Into<U> for T where U: From<T>, [src]

pub fn into(self) -> U[src]

impl<T> Same<T> for T

type Output = T

impl<T, U> TryFrom<U> for T where U: Into<T>, [src]

type Error = Infallible

pub fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>[src]

impl<T, U> TryInto<U> for T where U: TryFrom<T>, [src]

type Error = <U as TryFrom<T>>::Error

pub fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>[src]