pub struct Context { /* private fields */ }

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impl Context

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pub fn from_device(dev: &Device, unit: Unit) -> Self

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pub fn color(&mut self, col: Color) -> &mut Self

Set the line or text color of a primitive.

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pub fn fill(&mut self, fill: Color) -> &mut Self

Set the fill color of a primitive.

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pub fn gamma(&mut self, gamma: f64) -> &mut Self

Set the gamma of the device. out_color = in_color ** gamma

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pub fn line_width(&mut self, lwd: f64) -> &mut Self

Set the width of the line in chosen units.

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pub fn line_type(&mut self, lty: LineType) -> &mut Self

Set the type of the line.

Blank    => <invisible>
Solid    => ------
Dashed   => - - - -
Dotted   => . . . .
DotDash  => . - . -
LongDash => --  --
TwoDash  => . . - -
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pub fn line_end(&mut self, lend: LineEnd) -> &mut Self

Set the line end type.

  LineEnd::RoundCap
  LineEnd::ButtCap  
  LineEnd::SquareCap
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pub fn line_join(&mut self, ljoin: LineJoin) -> &mut Self

Set the line join type.

  LineJoin::RoundJoin
  LineJoin::MitreJoin
  LineJoin::BevelJoin
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pub fn point_size(&mut self, ps: f64) -> &mut Self

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pub fn line_mitre(&mut self, lmitre: f64) -> &mut Self

Set the line miter limit - the point where the line becomes a bevel join.

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pub fn line_height(&mut self, lineheight: f64) -> &mut Self

Set the line height for text.

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pub fn font_face(&mut self, fontface: FontFace) -> &mut Self

Set the font face.

  FontFace::PlainFont
  FontFace::BoldFont
  FontFace::ItalicFont
  FontFace::BoldItalicFont
  FontFace::SymbolFont
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pub fn font_family(&mut self, fontfamily: &str) -> &mut Self

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pub fn transform( &mut self, xscale: (f64, f64), yscale: (f64, f64), offset: (f64, f64) ) -> &mut Self

Set the transform as a 3x2 matrix.

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type Error = Infallible

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

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