| // Copyright 2016 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // https://drafts.css-houdini.org/css-paint-api/#paintrenderingcontext2d |
| |
| [ |
| Exposed=PaintWorklet, |
| RuntimeEnabled=CSSPaintAPI |
| ] interface PaintRenderingContext2D { |
| // state |
| void save(); // push state on state stack |
| void restore(); // pop state stack and restore state |
| |
| // transformations (default transform is the identity matrix) |
| [RuntimeEnabled=ExperimentalCanvasFeatures] attribute SVGMatrix currentTransform; |
| void scale(unrestricted double x, unrestricted double y); |
| void rotate(unrestricted double angle); |
| void translate(unrestricted double x, unrestricted double y); |
| void transform(unrestricted double a, unrestricted double b, unrestricted double c, unrestricted double d, unrestricted double e, unrestricted double f); |
| void setTransform(unrestricted double a, unrestricted double b, unrestricted double c, unrestricted double d, unrestricted double e, unrestricted double f); |
| void resetTransform(); |
| |
| // compositing |
| attribute unrestricted double globalAlpha; // (default 1.0) |
| attribute DOMString globalCompositeOperation; // (default source-over) |
| attribute DOMString filter; |
| |
| // image smoothing |
| attribute boolean imageSmoothingEnabled; // (default True) |
| [RuntimeEnabled=ExperimentalCanvasFeatures] attribute ImageSmoothingQuality imageSmoothingQuality; // (default "low") |
| |
| // colors and styles (see also the CanvasDrawingStyles interface) |
| attribute (DOMString or CanvasGradient or CanvasPattern) strokeStyle; // (default black) |
| attribute (DOMString or CanvasGradient or CanvasPattern) fillStyle; // (default black) |
| CanvasGradient createLinearGradient(double x0, double y0, double x1, double y1); |
| [RaisesException] CanvasGradient createRadialGradient(double x0, double y0, double r0, double x1, double y1, double r1); |
| [CallWith=ScriptState, RaisesException] CanvasPattern? createPattern(CanvasImageSource image, [TreatNullAs=NullString] DOMString repetitionType); |
| |
| // shadows |
| attribute unrestricted double shadowOffsetX; |
| attribute unrestricted double shadowOffsetY; |
| attribute unrestricted double shadowBlur; |
| attribute DOMString shadowColor; |
| |
| // rects |
| void clearRect(unrestricted double x, unrestricted double y, unrestricted double width, unrestricted double height); |
| void fillRect(unrestricted double x, unrestricted double y, unrestricted double width, unrestricted double height); |
| void strokeRect(unrestricted double x, unrestricted double y, unrestricted double width, unrestricted double height); |
| |
| // path API (see also CanvasPath) |
| void beginPath(); |
| void fill(optional CanvasFillRule winding); |
| void fill(Path2D path, optional CanvasFillRule winding); |
| void stroke(); |
| void stroke(Path2D path); |
| |
| void clip(optional CanvasFillRule winding); |
| void clip(Path2D path, optional CanvasFillRule winding); |
| boolean isPointInPath(unrestricted double x, unrestricted double y, optional CanvasFillRule winding); |
| boolean isPointInPath(Path2D path, unrestricted double x, unrestricted double y, optional CanvasFillRule winding); |
| boolean isPointInStroke(unrestricted double x, unrestricted double y); |
| boolean isPointInStroke(Path2D path, unrestricted double x, unrestricted double y); |
| |
| // drawing images |
| [CallWith=ScriptState, RaisesException] void drawImage(CanvasImageSource image, unrestricted double x, unrestricted double y); |
| [CallWith=ScriptState, RaisesException] void drawImage(CanvasImageSource image, unrestricted double x, unrestricted double y, unrestricted double width, unrestricted double height); |
| [CallWith=ScriptState, RaisesException] void drawImage(CanvasImageSource image, unrestricted double sx, unrestricted double sy, unrestricted double sw, unrestricted double sh, unrestricted double dx, unrestricted double dy, unrestricted double dw, unrestricted double dh); |
| |
| // FIXME: factor out to CanvasDrawingStyles |
| // line caps/joins |
| attribute unrestricted double lineWidth; // (default 1) |
| attribute DOMString lineCap; // "butt", "round", "square" (default "butt") |
| attribute DOMString lineJoin; // "round", "bevel", "miter" (default "miter") |
| attribute unrestricted double miterLimit; // (default 10) |
| |
| // dashed lines |
| void setLineDash(sequence<unrestricted double> dash); |
| sequence<unrestricted double> getLineDash(); |
| attribute unrestricted double lineDashOffset; |
| }; |
| PaintRenderingContext2D implements CanvasPath; |