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Enable textAlign, textBaseline and direction attributes for canvas

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This commit is contained in:
Utsav Oza 2020-06-07 01:38:04 +05:30
parent c21fde3751
commit 34d0c313dc
15 changed files with 486 additions and 64 deletions
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6
components/script/dom/bindings/trace.rs
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@ -47,7 +47,10 @@ use app_units::Au;
use canvas_traits::canvas::{
CanvasGradientStop, CanvasId, LinearGradientStyle, RadialGradientStyle,
};
use canvas_traits::canvas::{CompositionOrBlending, LineCapStyle, LineJoinStyle, RepetitionStyle};
use canvas_traits::canvas::{
CompositionOrBlending, Direction, LineCapStyle, LineJoinStyle, RepetitionStyle, TextAlign,
TextBaseline,
};
use canvas_traits::webgl::WebGLVertexArrayId;
use canvas_traits::webgl::{
ActiveAttribInfo, ActiveUniformBlockInfo, ActiveUniformInfo, GlType, TexDataType, TexFormat,
@ -503,6 +506,7 @@ unsafe_no_jsmanaged_fields!(RGBA);
unsafe_no_jsmanaged_fields!(StorageType);
unsafe_no_jsmanaged_fields!(CanvasGradientStop, LinearGradientStyle, RadialGradientStyle);
unsafe_no_jsmanaged_fields!(LineCapStyle, LineJoinStyle, CompositionOrBlending);
unsafe_no_jsmanaged_fields!(TextAlign, TextBaseline, Direction);
unsafe_no_jsmanaged_fields!(RepetitionStyle);
unsafe_no_jsmanaged_fields!(WebGLError, GLLimits, GlType);
unsafe_no_jsmanaged_fields!(TimeProfilerChan);

33
components/script/dom/canvasrenderingcontext2d.rs
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@ -3,11 +3,14 @@
* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
use crate::canvas_state::CanvasState;
use crate::dom::bindings::codegen::Bindings::CanvasRenderingContext2DBinding::CanvasDirection;
use crate::dom::bindings::codegen::Bindings::CanvasRenderingContext2DBinding::CanvasFillRule;
use crate::dom::bindings::codegen::Bindings::CanvasRenderingContext2DBinding::CanvasImageSource;
use crate::dom::bindings::codegen::Bindings::CanvasRenderingContext2DBinding::CanvasLineCap;
use crate::dom::bindings::codegen::Bindings::CanvasRenderingContext2DBinding::CanvasLineJoin;
use crate::dom::bindings::codegen::Bindings::CanvasRenderingContext2DBinding::CanvasRenderingContext2DMethods;
use crate::dom::bindings::codegen::Bindings::CanvasRenderingContext2DBinding::CanvasTextAlign;
use crate::dom::bindings::codegen::Bindings::CanvasRenderingContext2DBinding::CanvasTextBaseline;
use crate::dom::bindings::codegen::UnionTypes::StringOrCanvasGradientOrCanvasPattern;
use crate::dom::bindings::error::{ErrorResult, Fallible};
use crate::dom::bindings::num::Finite;
@ -309,6 +312,36 @@ impl CanvasRenderingContext2DMethods for CanvasRenderingContext2D {
.set_font(self.canvas.as_ref().map(|c| &**c), value)
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-textalign
fn TextAlign(&self) -> CanvasTextAlign {
self.canvas_state.text_align()
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-textalign
fn SetTextAlign(&self, value: CanvasTextAlign) {
self.canvas_state.set_text_align(value)
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-textbaseline
fn TextBaseline(&self) -> CanvasTextBaseline {
self.canvas_state.text_baseline()
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-textbaseline
fn SetTextBaseline(&self, value: CanvasTextBaseline) {
self.canvas_state.set_text_baseline(value)
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-direction
fn Direction(&self) -> CanvasDirection {
self.canvas_state.direction()
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-direction
fn SetDirection(&self, value: CanvasDirection) {
self.canvas_state.set_direction(value)
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-drawimage
fn DrawImage(&self, image: CanvasImageSource, dx: f64, dy: f64) -> ErrorResult {
self.canvas_state

33
components/script/dom/offscreencanvasrenderingcontext2d.rs
View file

@ -3,10 +3,13 @@
* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
use crate::canvas_state::CanvasState;
use crate::dom::bindings::codegen::Bindings::CanvasRenderingContext2DBinding::CanvasDirection;
use crate::dom::bindings::codegen::Bindings::CanvasRenderingContext2DBinding::CanvasFillRule;
use crate::dom::bindings::codegen::Bindings::CanvasRenderingContext2DBinding::CanvasImageSource;
use crate::dom::bindings::codegen::Bindings::CanvasRenderingContext2DBinding::CanvasLineCap;
use crate::dom::bindings::codegen::Bindings::CanvasRenderingContext2DBinding::CanvasLineJoin;
use crate::dom::bindings::codegen::Bindings::CanvasRenderingContext2DBinding::CanvasTextAlign;
use crate::dom::bindings::codegen::Bindings::CanvasRenderingContext2DBinding::CanvasTextBaseline;
use crate::dom::bindings::codegen::Bindings::OffscreenCanvasRenderingContext2DBinding::OffscreenCanvasRenderingContext2DMethods;
use crate::dom::bindings::codegen::UnionTypes::StringOrCanvasGradientOrCanvasPattern;
use crate::dom::bindings::error::ErrorResult;
@ -269,6 +272,36 @@ impl OffscreenCanvasRenderingContext2DMethods for OffscreenCanvasRenderingContex
.set_font(self.htmlcanvas.as_ref().map(|c| &**c), value)
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-textalign
fn TextAlign(&self) -> CanvasTextAlign {
self.canvas_state.text_align()
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-textalign
fn SetTextAlign(&self, value: CanvasTextAlign) {
self.canvas_state.set_text_align(value)
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-textbaseline
fn TextBaseline(&self) -> CanvasTextBaseline {
self.canvas_state.text_baseline()
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-textbaseline
fn SetTextBaseline(&self, value: CanvasTextBaseline) {
self.canvas_state.set_text_baseline(value)
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-direction
fn Direction(&self) -> CanvasDirection {
self.canvas_state.direction()
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-direction
fn SetDirection(&self, value: CanvasDirection) {
self.canvas_state.set_direction(value)
}
// https://html.spec.whatwg.org/multipage/#dom-context-2d-linewidth
fn LineWidth(&self) -> f64 {
self.canvas_state.line_width()

6
components/script/dom/webidls/CanvasRenderingContext2D.webidl
View file

@ -212,10 +212,10 @@ interface mixin CanvasPathDrawingStyles {
interface mixin CanvasTextDrawingStyles {
// text
attribute DOMString font; // (default 10px sans-serif)
//attribute CanvasTextAlign textAlign; // "start", "end", "left", "right", "center" (default: "start")
//attribute CanvasTextBaseline textBaseline; // "top", "hanging", "middle", "alphabetic",
attribute CanvasTextAlign textAlign; // "start", "end", "left", "right", "center" (default: "start")
attribute CanvasTextBaseline textBaseline; // "top", "hanging", "middle", "alphabetic",
// "ideographic", "bottom" (default: "alphabetic")
//attribute CanvasDirection direction; // "ltr", "rtl", "inherit" (default: "inherit")
attribute CanvasDirection direction; // "ltr", "rtl", "inherit" (default: "inherit")
};
[Exposed=(PaintWorklet, Window, Worker)]