diff options
Diffstat (limited to 'ext/canvas/01_image.js')
| -rw-r--r-- | ext/canvas/01_image.js | 214 |
1 files changed, 7 insertions, 207 deletions
diff --git a/ext/canvas/01_image.js b/ext/canvas/01_image.js index 3018e9e2a..844650dcb 100644 --- a/ext/canvas/01_image.js +++ b/ext/canvas/01_image.js @@ -13,30 +13,18 @@ const { SymbolFor, TypeError, TypedArrayPrototypeGetBuffer, - TypedArrayPrototypeGetLength, - TypedArrayPrototypeGetSymbolToStringTag, Uint8Array, - Uint8ClampedArray, MathCeil, PromiseResolve, PromiseReject, RangeError, } = primordials; - -webidl.converters["PredefinedColorSpace"] = webidl.createEnumConverter( - "PredefinedColorSpace", - [ - "srgb", - "display-p3", - ], -); - -webidl.converters["ImageDataSettings"] = webidl.createDictionaryConverter( - "ImageDataSettings", - [ - { key: "colorSpace", converter: webidl.converters["PredefinedColorSpace"] }, - ], -); +import { + _data, + _height, + _width, + ImageDataPrototype, +} from "ext:deno_web/16_image_data.js"; webidl.converters["ImageOrientation"] = webidl.createEnumConverter( "ImageOrientation", @@ -115,194 +103,6 @@ webidl.converters["ImageBitmapOptions"] = webidl.createDictionaryConverter( ], ); -const _data = Symbol("[[data]]"); -const _width = Symbol("[[width]]"); -const _height = Symbol("[[height]]"); -class ImageData { - /** @type {number} */ - [_width]; - /** @type {height} */ - [_height]; - /** @type {Uint8Array} */ - [_data]; - /** @type {'srgb' | 'display-p3'} */ - #colorSpace; - - constructor(arg0, arg1, arg2 = undefined, arg3 = undefined) { - webidl.requiredArguments( - arguments.length, - 2, - 'Failed to construct "ImageData"', - ); - this[webidl.brand] = webidl.brand; - - let sourceWidth; - let sourceHeight; - let data; - let settings; - const prefix = "Failed to construct 'ImageData'"; - - // Overload: new ImageData(data, sw [, sh [, settings ] ]) - if ( - arguments.length > 3 || - TypedArrayPrototypeGetSymbolToStringTag(arg0) === "Uint8ClampedArray" - ) { - data = webidl.converters.Uint8ClampedArray(arg0, prefix, "Argument 1"); - sourceWidth = webidl.converters["unsigned long"]( - arg1, - prefix, - "Argument 2", - ); - const dataLength = TypedArrayPrototypeGetLength(data); - - if (webidl.type(arg2) !== "Undefined") { - sourceHeight = webidl.converters["unsigned long"]( - arg2, - prefix, - "Argument 3", - ); - } - - settings = webidl.converters["ImageDataSettings"]( - arg3, - prefix, - "Argument 4", - ); - - if (dataLength === 0) { - throw new DOMException( - "Failed to construct 'ImageData': The input data has zero elements.", - "InvalidStateError", - ); - } - - if (dataLength % 4 !== 0) { - throw new DOMException( - "Failed to construct 'ImageData': The input data length is not a multiple of 4.", - "InvalidStateError", - ); - } - - if (sourceWidth < 1) { - throw new DOMException( - "Failed to construct 'ImageData': The source width is zero or not a number.", - "IndexSizeError", - ); - } - - if (webidl.type(sourceHeight) !== "Undefined" && sourceHeight < 1) { - throw new DOMException( - "Failed to construct 'ImageData': The source height is zero or not a number.", - "IndexSizeError", - ); - } - - if (dataLength / 4 % sourceWidth !== 0) { - throw new DOMException( - "Failed to construct 'ImageData': The input data length is not a multiple of (4 * width).", - "IndexSizeError", - ); - } - - if ( - webidl.type(sourceHeight) !== "Undefined" && - (sourceWidth * sourceHeight * 4 !== dataLength) - ) { - throw new DOMException( - "Failed to construct 'ImageData': The input data length is not equal to (4 * width * height).", - "IndexSizeError", - ); - } - - if (webidl.type(sourceHeight) === "Undefined") { - this[_height] = dataLength / 4 / sourceWidth; - } else { - this[_height] = sourceHeight; - } - - this.#colorSpace = settings.colorSpace ?? "srgb"; - this[_width] = sourceWidth; - this[_data] = data; - return; - } - - // Overload: new ImageData(sw, sh [, settings]) - sourceWidth = webidl.converters["unsigned long"]( - arg0, - prefix, - "Argument 1", - ); - sourceHeight = webidl.converters["unsigned long"]( - arg1, - prefix, - "Argument 2", - ); - - settings = webidl.converters["ImageDataSettings"]( - arg2, - prefix, - "Argument 3", - ); - - if (sourceWidth < 1) { - throw new DOMException( - "Failed to construct 'ImageData': The source width is zero or not a number.", - "IndexSizeError", - ); - } - - if (sourceHeight < 1) { - throw new DOMException( - "Failed to construct 'ImageData': The source height is zero or not a number.", - "IndexSizeError", - ); - } - - this.#colorSpace = settings.colorSpace ?? "srgb"; - this[_width] = sourceWidth; - this[_height] = sourceHeight; - this[_data] = new Uint8ClampedArray(sourceWidth * sourceHeight * 4); - } - - get width() { - webidl.assertBranded(this, ImageDataPrototype); - return this[_width]; - } - - get height() { - webidl.assertBranded(this, ImageDataPrototype); - return this[_height]; - } - - get data() { - webidl.assertBranded(this, ImageDataPrototype); - return this[_data]; - } - - get colorSpace() { - webidl.assertBranded(this, ImageDataPrototype); - return this.#colorSpace; - } - - [SymbolFor("Deno.privateCustomInspect")](inspect, inspectOptions) { - return inspect( - createFilteredInspectProxy({ - object: this, - evaluate: ObjectPrototypeIsPrototypeOf(ImageDataPrototype, this), - keys: [ - "data", - "width", - "height", - "colorSpace", - ], - }), - inspectOptions, - ); - } -} - -const ImageDataPrototype = ImageData.prototype; - const _bitmapData = Symbol("[[bitmapData]]"); const _detached = Symbol("[[detached]]"); class ImageBitmap { @@ -549,4 +349,4 @@ function getBitmapData(imageBitmap) { internals.getBitmapData = getBitmapData; -export { _bitmapData, _detached, createImageBitmap, ImageBitmap, ImageData }; +export { _bitmapData, _detached, createImageBitmap, ImageBitmap }; |