servo/components/script/dom/canvaspattern.rs
Emilio Cobos Álvarez 3d57c22e9c Update euclid.
There are a few canvas2d-related dependencies that haven't updated, but they
only use euclid internally so that's not blocking landing the rest of the
changes.

Given the size of this patch, I think it's useful to get this landed as-is.
2019-07-23 23:09:55 +02:00

80 lines
2.4 KiB
Rust

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
use crate::dom::bindings::codegen::Bindings::CanvasPatternBinding;
use crate::dom::bindings::reflector::{reflect_dom_object, Reflector};
use crate::dom::bindings::root::DomRoot;
use crate::dom::canvasgradient::ToFillOrStrokeStyle;
use crate::dom::globalscope::GlobalScope;
use canvas_traits::canvas::{FillOrStrokeStyle, RepetitionStyle, SurfaceStyle};
use dom_struct::dom_struct;
use euclid::default::Size2D;
// https://html.spec.whatwg.org/multipage/#canvaspattern
#[dom_struct]
pub struct CanvasPattern {
reflector_: Reflector,
surface_data: Vec<u8>,
surface_size: Size2D<u32>,
repeat_x: bool,
repeat_y: bool,
origin_clean: bool,
}
impl CanvasPattern {
fn new_inherited(
surface_data: Vec<u8>,
surface_size: Size2D<u32>,
repeat: RepetitionStyle,
origin_clean: bool,
) -> CanvasPattern {
let (x, y) = match repeat {
RepetitionStyle::Repeat => (true, true),
RepetitionStyle::RepeatX => (true, false),
RepetitionStyle::RepeatY => (false, true),
RepetitionStyle::NoRepeat => (false, false),
};
CanvasPattern {
reflector_: Reflector::new(),
surface_data: surface_data,
surface_size,
repeat_x: x,
repeat_y: y,
origin_clean: origin_clean,
}
}
pub fn new(
global: &GlobalScope,
surface_data: Vec<u8>,
surface_size: Size2D<u32>,
repeat: RepetitionStyle,
origin_clean: bool,
) -> DomRoot<CanvasPattern> {
reflect_dom_object(
Box::new(CanvasPattern::new_inherited(
surface_data,
surface_size,
repeat,
origin_clean,
)),
global,
CanvasPatternBinding::Wrap,
)
}
pub fn origin_is_clean(&self) -> bool {
self.origin_clean
}
}
impl<'a> ToFillOrStrokeStyle for &'a CanvasPattern {
fn to_fill_or_stroke_style(self) -> FillOrStrokeStyle {
FillOrStrokeStyle::Surface(SurfaceStyle::new(
self.surface_data.clone(),
self.surface_size,
self.repeat_x,
self.repeat_y,
))
}
}