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Unify (Offscreen)CanvasRenderingContext2d and make PaintRenderingContext2D standalone (#35619)

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Signed-off-by: sagudev <16504129+sagudev@users.noreply.github.com>
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Samson 2025-02-23 17:31:06 +01:00 • committed by GitHub
parent 6199099d12
commit 1d7bb1337d
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6 changed files with 237 additions and 290 deletions
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162
components/script/dom/paintrenderingcontext2d.rs
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@ -4,17 +4,19 @@
use std::cell::Cell;
use canvas_traits::canvas::CanvasImageData;
use canvas_traits::canvas::{CanvasId, CanvasImageData, CanvasMsg, FromLayoutMsg};
use dom_struct::dom_struct;
use euclid::{Scale, Size2D};
use ipc_channel::ipc::IpcSender;
use script_bindings::reflector::Reflector;
use servo_url::ServoUrl;
use style_traits::CSSPixel;
use webrender_api::units::DevicePixel;
use super::bindings::reflector::DomGlobal as _;
use crate::canvas_state::CanvasState;
use crate::dom::bindings::codegen::Bindings::CanvasRenderingContext2DBinding::{
CanvasFillRule, CanvasImageSource, CanvasLineCap, CanvasLineJoin,
CanvasRenderingContext2DMethods,
};
use crate::dom::bindings::codegen::Bindings::PaintRenderingContext2DBinding::PaintRenderingContext2DMethods;
use crate::dom::bindings::codegen::UnionTypes::StringOrCanvasGradientOrCanvasPattern;
@ -26,23 +28,23 @@ use crate::dom::bindings::root::DomRoot;
use crate::dom::bindings::str::DOMString;
use crate::dom::canvasgradient::CanvasGradient;
use crate::dom::canvaspattern::CanvasPattern;
use crate::dom::canvasrenderingcontext2d::CanvasRenderingContext2D;
use crate::dom::dommatrix::DOMMatrix;
use crate::dom::paintworkletglobalscope::PaintWorkletGlobalScope;
use crate::script_runtime::CanGc;
#[dom_struct]
pub(crate) struct PaintRenderingContext2D {
context: CanvasRenderingContext2D,
reflector_: Reflector,
canvas_state: CanvasState,
#[no_trace]
device_pixel_ratio: Cell<Scale<f32, CSSPixel, DevicePixel>>,
}
impl PaintRenderingContext2D {
fn new_inherited(global: &PaintWorkletGlobalScope) -> PaintRenderingContext2D {
let size = Size2D::zero();
PaintRenderingContext2D {
context: CanvasRenderingContext2D::new_inherited(global.upcast(), None, size),
reflector_: Reflector::new(),
canvas_state: CanvasState::new(global.upcast(), Size2D::zero()),
device_pixel_ratio: Cell::new(Scale::new(1.0)),
}
}
@ -58,12 +60,17 @@ impl PaintRenderingContext2D {
)
}
pub(crate) fn get_canvas_id(&self) -> CanvasId {
self.canvas_state.get_canvas_id()
}
pub(crate) fn send_data(&self, sender: IpcSender<CanvasImageData>) {
self.context.send_data(sender);
let msg = CanvasMsg::FromLayout(FromLayoutMsg::SendData(sender), self.get_canvas_id());
let _ = self.canvas_state.get_ipc_renderer().send(msg);
}
pub(crate) fn take_missing_image_urls(&self) -> Vec<ServoUrl> {
self.context.take_missing_image_urls()
std::mem::take(&mut self.canvas_state.get_missing_image_urls().borrow_mut())
}
pub(crate) fn set_bitmap_dimensions(
@ -73,8 +80,8 @@ impl PaintRenderingContext2D {
) {
let size = size * device_pixel_ratio;
self.device_pixel_ratio.set(device_pixel_ratio);
self.context
.set_canvas_bitmap_dimensions(size.to_untyped().to_u64());
self.canvas_state
.set_bitmap_dimensions(size.to_untyped().to_u64());
self.scale_by_device_pixel_ratio();
}
@ -89,124 +96,125 @@ impl PaintRenderingContext2D {
impl PaintRenderingContext2DMethods<crate::DomTypeHolder> for PaintRenderingContext2D {
// https://html.spec.whatwg.org/multipage/#dom-context-2d-save
fn Save(&self) {
self.context.Save()
self.canvas_state.save()
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-restore
fn Restore(&self) {
self.context.Restore()
self.canvas_state.restore()
}
/// <https://html.spec.whatwg.org/multipage/#dom-context-2d-reset>
fn Reset(&self) {
self.context.Reset()
self.canvas_state.reset()
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-scale
fn Scale(&self, x: f64, y: f64) {
self.context.Scale(x, y)
self.canvas_state.scale(x, y)
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-rotate
fn Rotate(&self, angle: f64) {
self.context.Rotate(angle)
self.canvas_state.rotate(angle)
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-translate
fn Translate(&self, x: f64, y: f64) {
self.context.Translate(x, y)
self.canvas_state.translate(x, y)
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-transform
fn Transform(&self, a: f64, b: f64, c: f64, d: f64, e: f64, f: f64) {
self.context.Transform(a, b, c, d, e, f)
self.canvas_state.transform(a, b, c, d, e, f)
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-gettransform
fn GetTransform(&self, can_gc: CanGc) -> DomRoot<DOMMatrix> {
self.context.GetTransform(can_gc)
self.canvas_state.get_transform(&self.global(), can_gc)
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-settransform
fn SetTransform(&self, a: f64, b: f64, c: f64, d: f64, e: f64, f: f64) {
self.context.SetTransform(a, b, c, d, e, f);
self.canvas_state.set_transform(a, b, c, d, e, f);
self.scale_by_device_pixel_ratio();
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-resettransform
fn ResetTransform(&self) {
self.context.ResetTransform();
self.canvas_state.reset_transform();
self.scale_by_device_pixel_ratio();
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-globalalpha
fn GlobalAlpha(&self) -> f64 {
self.context.GlobalAlpha()
self.canvas_state.global_alpha()
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-globalalpha
fn SetGlobalAlpha(&self, alpha: f64) {
self.context.SetGlobalAlpha(alpha)
self.canvas_state.set_global_alpha(alpha)
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-globalcompositeoperation
fn GlobalCompositeOperation(&self) -> DOMString {
self.context.GlobalCompositeOperation()
self.canvas_state.global_composite_operation()
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-globalcompositeoperation
fn SetGlobalCompositeOperation(&self, op_str: DOMString) {
self.context.SetGlobalCompositeOperation(op_str)
self.canvas_state.set_global_composite_operation(op_str)
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-fillrect
fn FillRect(&self, x: f64, y: f64, width: f64, height: f64) {
self.context.FillRect(x, y, width, height)
self.canvas_state.fill_rect(x, y, width, height)
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-clearrect
fn ClearRect(&self, x: f64, y: f64, width: f64, height: f64) {
self.context.ClearRect(x, y, width, height)
self.canvas_state.clear_rect(x, y, width, height)
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-strokerect
fn StrokeRect(&self, x: f64, y: f64, width: f64, height: f64) {
self.context.StrokeRect(x, y, width, height)
self.canvas_state.stroke_rect(x, y, width, height)
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-beginpath
fn BeginPath(&self) {
self.context.BeginPath()
self.canvas_state.begin_path()
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-closepath
fn ClosePath(&self) {
self.context.ClosePath()
self.canvas_state.close_path()
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-fill
fn Fill(&self, fill_rule: CanvasFillRule) {
self.context.Fill(fill_rule)
self.canvas_state.fill(fill_rule)
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-stroke
fn Stroke(&self) {
self.context.Stroke()
self.canvas_state.stroke()
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-clip
fn Clip(&self, fill_rule: CanvasFillRule) {
self.context.Clip(fill_rule)
self.canvas_state.clip(fill_rule)
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-ispointinpath
fn IsPointInPath(&self, x: f64, y: f64, fill_rule: CanvasFillRule) -> bool {
self.context.IsPointInPath(x, y, fill_rule)
self.canvas_state
.is_point_in_path(&self.global(), x, y, fill_rule)
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-drawimage
fn DrawImage(&self, image: CanvasImageSource, dx: f64, dy: f64) -> ErrorResult {
self.context.DrawImage(image, dx, dy)
self.canvas_state.draw_image(None, image, dx, dy)
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-drawimage
@ -218,7 +226,7 @@ impl PaintRenderingContext2DMethods<crate::DomTypeHolder> for PaintRenderingCont
dw: f64,
dh: f64,
) -> ErrorResult {
self.context.DrawImage_(image, dx, dy, dw, dh)
self.canvas_state.draw_image_(None, image, dx, dy, dw, dh)
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-drawimage
@ -234,43 +242,44 @@ impl PaintRenderingContext2DMethods<crate::DomTypeHolder> for PaintRenderingCont
dw: f64,
dh: f64,
) -> ErrorResult {
self.context
.DrawImage__(image, sx, sy, sw, sh, dx, dy, dw, dh)
self.canvas_state
.draw_image__(None, image, sx, sy, sw, sh, dx, dy, dw, dh)
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-moveto
fn MoveTo(&self, x: f64, y: f64) {
self.context.MoveTo(x, y)
self.canvas_state.move_to(x, y)
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-lineto
fn LineTo(&self, x: f64, y: f64) {
self.context.LineTo(x, y)
self.canvas_state.line_to(x, y)
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-rect
fn Rect(&self, x: f64, y: f64, width: f64, height: f64) {
self.context.Rect(x, y, width, height)
self.canvas_state.rect(x, y, width, height)
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-quadraticcurveto
fn QuadraticCurveTo(&self, cpx: f64, cpy: f64, x: f64, y: f64) {
self.context.QuadraticCurveTo(cpx, cpy, x, y)
self.canvas_state.quadratic_curve_to(cpx, cpy, x, y)
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-beziercurveto
fn BezierCurveTo(&self, cp1x: f64, cp1y: f64, cp2x: f64, cp2y: f64, x: f64, y: f64) {
self.context.BezierCurveTo(cp1x, cp1y, cp2x, cp2y, x, y)
self.canvas_state
.bezier_curve_to(cp1x, cp1y, cp2x, cp2y, x, y)
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-arc
fn Arc(&self, x: f64, y: f64, r: f64, start: f64, end: f64, ccw: bool) -> ErrorResult {
self.context.Arc(x, y, r, start, end, ccw)
self.canvas_state.arc(x, y, r, start, end, ccw)
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-arcto
fn ArcTo(&self, cp1x: f64, cp1y: f64, cp2x: f64, cp2y: f64, r: f64) -> ErrorResult {
self.context.ArcTo(cp1x, cp1y, cp2x, cp2y, r)
self.canvas_state.arc_to(cp1x, cp1y, cp2x, cp2y, r)
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-ellipse
@ -285,38 +294,38 @@ impl PaintRenderingContext2DMethods<crate::DomTypeHolder> for PaintRenderingCont
end: f64,
ccw: bool,
) -> ErrorResult {
self.context
.Ellipse(x, y, rx, ry, rotation, start, end, ccw)
self.canvas_state
.ellipse(x, y, rx, ry, rotation, start, end, ccw)
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-imagesmoothingenabled
fn ImageSmoothingEnabled(&self) -> bool {
self.context.ImageSmoothingEnabled()
self.canvas_state.image_smoothing_enabled()
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-imagesmoothingenabled
fn SetImageSmoothingEnabled(&self, value: bool) {
self.context.SetImageSmoothingEnabled(value)
self.canvas_state.set_image_smoothing_enabled(value)
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-strokestyle
fn StrokeStyle(&self) -> StringOrCanvasGradientOrCanvasPattern {
self.context.StrokeStyle()
self.canvas_state.stroke_style()
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-strokestyle
fn SetStrokeStyle(&self, value: StringOrCanvasGradientOrCanvasPattern, can_gc: CanGc) {
self.context.SetStrokeStyle(value, can_gc)
self.canvas_state.set_stroke_style(None, value, can_gc)
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-strokestyle
fn FillStyle(&self) -> StringOrCanvasGradientOrCanvasPattern {
self.context.FillStyle()
self.canvas_state.fill_style()
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-strokestyle
fn SetFillStyle(&self, value: StringOrCanvasGradientOrCanvasPattern, can_gc: CanGc) {
self.context.SetFillStyle(value, can_gc)
self.canvas_state.set_fill_style(None, value, can_gc)
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-createlineargradient
@ -327,7 +336,8 @@ impl PaintRenderingContext2DMethods<crate::DomTypeHolder> for PaintRenderingCont
x1: Finite<f64>,
y1: Finite<f64>,
) -> DomRoot<CanvasGradient> {
self.context.CreateLinearGradient(x0, y0, x1, y1)
self.canvas_state
.create_linear_gradient(&self.global(), x0, y0, x1, y1, CanGc::note())
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-createradialgradient
@ -340,7 +350,16 @@ impl PaintRenderingContext2DMethods<crate::DomTypeHolder> for PaintRenderingCont
y1: Finite<f64>,
r1: Finite<f64>,
) -> Fallible<DomRoot<CanvasGradient>> {
self.context.CreateRadialGradient(x0, y0, r0, x1, y1, r1)
self.canvas_state.create_radial_gradient(
&self.global(),
x0,
y0,
r0,
x1,
y1,
r1,
CanGc::note(),
)
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-createpattern
@ -349,86 +368,87 @@ impl PaintRenderingContext2DMethods<crate::DomTypeHolder> for PaintRenderingCont
image: CanvasImageSource,
repetition: DOMString,
) -> Fallible<Option<DomRoot<CanvasPattern>>> {
self.context.CreatePattern(image, repetition)
self.canvas_state
.create_pattern(&self.global(), image, repetition, CanGc::note())
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-linewidth
fn LineWidth(&self) -> f64 {
self.context.LineWidth()
self.canvas_state.line_width()
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-linewidth
fn SetLineWidth(&self, width: f64) {
self.context.SetLineWidth(width)
self.canvas_state.set_line_width(width)
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-linecap
fn LineCap(&self) -> CanvasLineCap {
self.context.LineCap()
self.canvas_state.line_cap()
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-linecap
fn SetLineCap(&self, cap: CanvasLineCap) {
self.context.SetLineCap(cap)
self.canvas_state.set_line_cap(cap)
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-linejoin
fn LineJoin(&self) -> CanvasLineJoin {
self.context.LineJoin()
self.canvas_state.line_join()
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-linejoin
fn SetLineJoin(&self, join: CanvasLineJoin) {
self.context.SetLineJoin(join)
self.canvas_state.set_line_join(join)
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-miterlimit
fn MiterLimit(&self) -> f64 {
self.context.MiterLimit()
self.canvas_state.miter_limit()
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-miterlimit
fn SetMiterLimit(&self, limit: f64) {
self.context.SetMiterLimit(limit)
self.canvas_state.set_miter_limit(limit)
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-shadowoffsetx
fn ShadowOffsetX(&self) -> f64 {
self.context.ShadowOffsetX()
self.canvas_state.shadow_offset_x()
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-shadowoffsetx
fn SetShadowOffsetX(&self, value: f64) {
self.context.SetShadowOffsetX(value)
self.canvas_state.set_shadow_offset_x(value)
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-shadowoffsety
fn ShadowOffsetY(&self) -> f64 {
self.context.ShadowOffsetY()
self.canvas_state.shadow_offset_y()
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-shadowoffsety
fn SetShadowOffsetY(&self, value: f64) {
self.context.SetShadowOffsetY(value)
self.canvas_state.set_shadow_offset_y(value)
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-shadowblur
fn ShadowBlur(&self) -> f64 {
self.context.ShadowBlur()
self.canvas_state.shadow_blur()
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-shadowblur
fn SetShadowBlur(&self, value: f64) {
self.context.SetShadowBlur(value)
self.canvas_state.set_shadow_blur(value)
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-shadowcolor
fn ShadowColor(&self) -> DOMString {
self.context.ShadowColor()
self.canvas_state.shadow_color()
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-shadowcolor
fn SetShadowColor(&self, value: DOMString, can_gc: CanGc) {
self.context.SetShadowColor(value, can_gc)
self.canvas_state.set_shadow_color(None, value, can_gc)
}
}