Struct crow::WindowSurface

pub struct WindowSurface { /* fields omitted */ }

A handle which can be used to draw to the window.

Created by calling Context::window_surface().

Trait Implementations

impl Debug for WindowSurface

fn fmt(&self, f: &mut Formatter) -> Result

Formats the value using the given formatter.

impl DrawTarget for WindowSurface

fn receive_draw(
    &mut self,
    ctx: &mut Context,
    texture: &Texture,
    position: (i32, i32),
    config: &DrawConfig
) -> Result<(), ErrDontCare>

Draws texture to the window, to finish the frame, call Context::finalize_frame.

fn receive_clear_color(
    &mut self,
    ctx: &mut Context,
    color: (f32, f32, f32, f32)
) -> Result<(), ErrDontCare>

Sets each pixel of self to color.

fn receive_line(
    &mut self,
    ctx: &mut Context,
    from: (i32, i32),
    to: (i32, i32),
    color: (f32, f32, f32, f32)
) -> Result<(), ErrDontCare>

Draws a line from from to to.

fn receive_rectangle(
    &mut self,
    ctx: &mut Context,
    lower_left: (i32, i32),
    upper_right: (i32, i32),
    color: (f32, f32, f32, f32)
) -> Result<(), ErrDontCare>

Draws the bounding box of an axis-aligned rectangle specified by its lower_left and upper_right corner.