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/* 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 http://mozilla.org/MPL/2.0/. */
use canvas_traits::{FillOrStrokeStyle, SurfaceStyle, RepetitionStyle};
use dom::bindings::codegen::Bindings::CanvasPatternBinding;
use dom::bindings::global::GlobalRef;
use dom::bindings::js::Root;
use dom::bindings::utils::{Reflector, reflect_dom_object};
use dom::canvasgradient::ToFillOrStrokeStyle;
use euclid::size::Size2D;
// https://html.spec.whatwg.org/multipage/#canvaspattern
#[dom_struct]
pub struct CanvasPattern {
reflector_: Reflector,
surface_data: Vec<u8>,
surface_size: Size2D<i32>,
repeat_x: bool,
repeat_y: bool,
}
impl CanvasPattern {
fn new_inherited(surface_data: Vec<u8>, surface_size: Size2D<i32>, repeat: RepetitionStyle) -> 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: surface_size,
repeat_x: x,
repeat_y: y,
}
}
pub fn new(global: GlobalRef,
surface_data: Vec<u8>,
surface_size: Size2D<i32>,
repeat: RepetitionStyle)
-> Root<CanvasPattern> {
reflect_dom_object(box CanvasPattern::new_inherited(surface_data, surface_size, repeat),
global, CanvasPatternBinding::Wrap)
}
}
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))
}
}
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