Struct kernel::graphics::display::Display [−] [src]

pub struct Display {
    pub offscreen: usize,
    pub onscreen: usize,
    pub size: usize,
    pub bytesperrow: usize,
    pub width: usize,
    pub height: usize,
    pub root: bool,
}

A display

Fields

`offscreen`
`onscreen`
`size`
`bytesperrow`
`width`
`height`
`root`

Methods

`impl Display`

`unsafe fn root() -> Box<Self>`

`fn new(width: usize, height: usize) -> Box<Self>`

Create a new display

`unsafe fn set_run(data: u32, dst: usize, len: usize)`

`unsafe fn copy_run(src: usize, dst: usize, len: usize)`

`fn set(&self, color: Color)`

Set the color

`fn scroll(&self, rows: usize)`

Scroll the display

`fn flip(&self)`

Flip the display

`fn rect(&self, point: Point, size: Size, color: Color)`

Draw a rectangle

`fn pixel(&self, point: Point, color: Color)`

Set the color of a pixel

`fn line(&self, point_a: Point, point_b: Point, color: Color)`

Draw an line (without antialiasing) with width 1 (using Bresenham's algorithm)

`unsafe fn image(&self, point: Point, data: *const u32, size: Size)`

Draw an image

`unsafe fn image_alpha(&self, point: Point, data: *const u32, size: Size)`

Draw a image with opacity

`unsafe fn set_run_alpha(premul: u32, n_alpha: u32, dst: usize, len: usize)`

`unsafe fn copy_run_alpha(src: usize, dst: usize, len: usize)`

`fn char(&self, point: Point, character: char, color: Color)`

Draw a char