kotlin-stdlib/org.w3c.dom/CanvasRenderingContext2D

CanvasRenderingContext2D

abstract external class CanvasRenderingContext2D : CanvasState, CanvasTransform, CanvasCompositing, CanvasImageSmoothing, CanvasFillStrokeStyles, CanvasShadowStyles, CanvasFilters, CanvasRect, CanvasDrawPath, CanvasUserInterface, CanvasText, CanvasDrawImage, CanvasHitRegion, CanvasImageData, CanvasPathDrawingStyles, CanvasTextDrawingStyles, CanvasPath, RenderingContext(source)

Exposes the JavaScript CanvasRenderingContext2D to Kotlin

Since Kotlin

1.1
abstract external class CanvasRenderingContext2D : CanvasState, CanvasTransform, CanvasCompositing, CanvasImageSmoothing, CanvasFillStrokeStyles, CanvasShadowStyles, CanvasFilters, CanvasRect, CanvasDrawPath, CanvasUserInterface, CanvasText, CanvasDrawImage, CanvasHitRegion, CanvasImageData, CanvasPathDrawingStyles, CanvasTextDrawingStyles, CanvasPath, RenderingContext, JsAny(source)

Exposes the JavaScript CanvasRenderingContext2D to Kotlin

Since Kotlin

1.8

Constructors

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constructor()
constructor()

Properties

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open val canvas: HTMLCanvasElement
Since Kotlin 1.1
open val canvas: HTMLCanvasElement
Since Kotlin 1.8
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abstract var direction: CanvasDirection
Since Kotlin 1.1
abstract var direction: CanvasDirection
Since Kotlin 1.8
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open var fillStyle: dynamic
Since Kotlin 1.1
abstract var fillStyle: JsAny?
Since Kotlin 1.8
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abstract var filter: String
Since Kotlin 1.1
abstract var filter: String
Since Kotlin 1.8
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abstract var font: String
Since Kotlin 1.1
abstract var font: String
Since Kotlin 1.8
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abstract var globalAlpha: Double
Since Kotlin 1.1
abstract var globalAlpha: Double
Since Kotlin 1.8
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abstract var globalCompositeOperation: String
Since Kotlin 1.1
abstract var globalCompositeOperation: String
Since Kotlin 1.8
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abstract var imageSmoothingEnabled: Boolean
Since Kotlin 1.1
abstract var imageSmoothingEnabled: Boolean
Since Kotlin 1.8
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abstract var imageSmoothingQuality: ImageSmoothingQuality
Since Kotlin 1.1
abstract var imageSmoothingQuality: ImageSmoothingQuality
Since Kotlin 1.8
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abstract var lineCap: CanvasLineCap
Since Kotlin 1.1
abstract var lineCap: CanvasLineCap
Since Kotlin 1.8
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abstract var lineDashOffset: Double
Since Kotlin 1.1
abstract var lineDashOffset: Double
Since Kotlin 1.8
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abstract var lineJoin: CanvasLineJoin
Since Kotlin 1.1
abstract var lineJoin: CanvasLineJoin
Since Kotlin 1.8
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abstract var lineWidth: Double
Since Kotlin 1.1
abstract var lineWidth: Double
Since Kotlin 1.8
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abstract var miterLimit: Double
Since Kotlin 1.1
abstract var miterLimit: Double
Since Kotlin 1.8
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abstract var shadowBlur: Double
Since Kotlin 1.1
abstract var shadowBlur: Double
Since Kotlin 1.8
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abstract var shadowColor: String
Since Kotlin 1.1
abstract var shadowColor: String
Since Kotlin 1.8
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abstract var shadowOffsetX: Double
Since Kotlin 1.1
abstract var shadowOffsetX: Double
Since Kotlin 1.8
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abstract var shadowOffsetY: Double
Since Kotlin 1.1
abstract var shadowOffsetY: Double
Since Kotlin 1.8
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open var strokeStyle: dynamic
Since Kotlin 1.1
abstract var strokeStyle: JsAny?
Since Kotlin 1.8
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abstract var textAlign: CanvasTextAlign
Since Kotlin 1.1
abstract var textAlign: CanvasTextAlign
Since Kotlin 1.8
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abstract var textBaseline: CanvasTextBaseline
Since Kotlin 1.1
abstract var textBaseline: CanvasTextBaseline
Since Kotlin 1.8

Functions

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abstract fun addHitRegion(options: HitRegionOptions = definedExternally)
Since Kotlin 1.1
abstract fun addHitRegion(options: HitRegionOptions = definedExternally)
Since Kotlin 1.8
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abstract fun arc(x: Double, y: Double, radius: Double, startAngle: Double, endAngle: Double, anticlockwise: Boolean = definedExternally)
Since Kotlin 1.1
abstract fun arc(x: Double, y: Double, radius: Double, startAngle: Double, endAngle: Double, anticlockwise: Boolean = definedExternally)
Since Kotlin 1.8
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abstract fun arcTo(x1: Double, y1: Double, x2: Double, y2: Double, radius: Double)
abstract fun arcTo(x1: Double, y1: Double, x2: Double, y2: Double, radiusX: Double, radiusY: Double, rotation: Double)
Since Kotlin 1.1
abstract fun arcTo(x1: Double, y1: Double, x2: Double, y2: Double, radius: Double)
abstract fun arcTo(x1: Double, y1: Double, x2: Double, y2: Double, radiusX: Double, radiusY: Double, rotation: Double)
Since Kotlin 1.8
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abstract fun beginPath()
Since Kotlin 1.1
abstract fun beginPath()
Since Kotlin 1.8
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abstract fun bezierCurveTo(cp1x: Double, cp1y: Double, cp2x: Double, cp2y: Double, x: Double, y: Double)
Since Kotlin 1.1
abstract fun bezierCurveTo(cp1x: Double, cp1y: Double, cp2x: Double, cp2y: Double, x: Double, y: Double)
Since Kotlin 1.8
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abstract fun clearHitRegions()
Since Kotlin 1.1
abstract fun clearHitRegions()
Since Kotlin 1.8
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abstract fun clearRect(x: Double, y: Double, w: Double, h: Double)
Since Kotlin 1.1
abstract fun clearRect(x: Double, y: Double, w: Double, h: Double)
Since Kotlin 1.8
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abstract fun clip(fillRule: CanvasFillRule = definedExternally)
abstract fun clip(path: Path2D, fillRule: CanvasFillRule = definedExternally)
Since Kotlin 1.1
abstract fun clip(fillRule: CanvasFillRule = definedExternally)
abstract fun clip(path: Path2D, fillRule: CanvasFillRule = definedExternally)
Since Kotlin 1.8
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abstract fun closePath()
Since Kotlin 1.1
abstract fun closePath()
Since Kotlin 1.8
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abstract fun createImageData(imagedata: ImageData): ImageData
abstract fun createImageData(sw: Double, sh: Double): ImageData
Since Kotlin 1.1
abstract fun createImageData(imagedata: ImageData): ImageData
abstract fun createImageData(sw: Double, sh: Double): ImageData
Since Kotlin 1.8
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abstract fun createLinearGradient(x0: Double, y0: Double, x1: Double, y1: Double): CanvasGradient
Since Kotlin 1.1
abstract fun createLinearGradient(x0: Double, y0: Double, x1: Double, y1: Double): CanvasGradient
Since Kotlin 1.8
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abstract fun createPattern(image: CanvasImageSource, repetition: String): CanvasPattern?
Since Kotlin 1.1
abstract fun createPattern(image: CanvasImageSource, repetition: String): CanvasPattern?
Since Kotlin 1.8
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abstract fun createRadialGradient(x0: Double, y0: Double, r0: Double, x1: Double, y1: Double, r1: Double): CanvasGradient
Since Kotlin 1.1
abstract fun createRadialGradient(x0: Double, y0: Double, r0: Double, x1: Double, y1: Double, r1: Double): CanvasGradient
Since Kotlin 1.8
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abstract fun drawFocusIfNeeded(element: Element)
abstract fun drawFocusIfNeeded(path: Path2D, element: Element)
Since Kotlin 1.1
abstract fun drawFocusIfNeeded(element: Element)
abstract fun drawFocusIfNeeded(path: Path2D, element: Element)
Since Kotlin 1.8
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abstract fun drawImage(image: CanvasImageSource, dx: Double, dy: Double)
abstract fun drawImage(image: CanvasImageSource, dx: Double, dy: Double, dw: Double, dh: Double)
abstract fun drawImage(image: CanvasImageSource, sx: Double, sy: Double, sw: Double, sh: Double, dx: Double, dy: Double, dw: Double, dh: Double)
Since Kotlin 1.1
abstract fun drawImage(image: CanvasImageSource, dx: Double, dy: Double)
abstract fun drawImage(image: CanvasImageSource, dx: Double, dy: Double, dw: Double, dh: Double)
abstract fun drawImage(image: CanvasImageSource, sx: Double, sy: Double, sw: Double, sh: Double, dx: Double, dy: Double, dw: Double, dh: Double)
Since Kotlin 1.8
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abstract fun ellipse(x: Double, y: Double, radiusX: Double, radiusY: Double, rotation: Double, startAngle: Double, endAngle: Double, anticlockwise: Boolean = definedExternally)
Since Kotlin 1.1
abstract fun ellipse(x: Double, y: Double, radiusX: Double, radiusY: Double, rotation: Double, startAngle: Double, endAngle: Double, anticlockwise: Boolean = definedExternally)
Since Kotlin 1.8
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abstract fun fill(fillRule: CanvasFillRule = definedExternally)
abstract fun fill(path: Path2D, fillRule: CanvasFillRule = definedExternally)
Since Kotlin 1.1
abstract fun fill(fillRule: CanvasFillRule = definedExternally)
abstract fun fill(path: Path2D, fillRule: CanvasFillRule = definedExternally)
Since Kotlin 1.8
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abstract fun fillRect(x: Double, y: Double, w: Double, h: Double)
Since Kotlin 1.1
abstract fun fillRect(x: Double, y: Double, w: Double, h: Double)
Since Kotlin 1.8
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abstract fun fillText(text: String, x: Double, y: Double, maxWidth: Double = definedExternally)
Since Kotlin 1.1
abstract fun fillText(text: String, x: Double, y: Double, maxWidth: Double = definedExternally)
Since Kotlin 1.8
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abstract fun getImageData(sx: Double, sy: Double, sw: Double, sh: Double): ImageData
Since Kotlin 1.1
abstract fun getImageData(sx: Double, sy: Double, sw: Double, sh: Double): ImageData
Since Kotlin 1.8
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abstract fun getLineDash(): Array<Double>
Since Kotlin 1.1
abstract fun getLineDash(): JsArray<JsNumber>
Since Kotlin 1.8
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abstract fun getTransform(): DOMMatrix
Since Kotlin 1.1
abstract fun getTransform(): DOMMatrix
Since Kotlin 1.8
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abstract fun isPointInPath(x: Double, y: Double, fillRule: CanvasFillRule = definedExternally): Boolean
abstract fun isPointInPath(path: Path2D, x: Double, y: Double, fillRule: CanvasFillRule = definedExternally): Boolean
Since Kotlin 1.1
abstract fun isPointInPath(x: Double, y: Double, fillRule: CanvasFillRule = definedExternally): Boolean
abstract fun isPointInPath(path: Path2D, x: Double, y: Double, fillRule: CanvasFillRule = definedExternally): Boolean
Since Kotlin 1.8
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abstract fun isPointInStroke(x: Double, y: Double): Boolean
abstract fun isPointInStroke(path: Path2D, x: Double, y: Double): Boolean
Since Kotlin 1.1
abstract fun isPointInStroke(x: Double, y: Double): Boolean
abstract fun isPointInStroke(path: Path2D, x: Double, y: Double): Boolean
Since Kotlin 1.8
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abstract fun lineTo(x: Double, y: Double)
Since Kotlin 1.1
abstract fun lineTo(x: Double, y: Double)
Since Kotlin 1.8
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abstract fun measureText(text: String): TextMetrics
Since Kotlin 1.1
abstract fun measureText(text: String): TextMetrics
Since Kotlin 1.8
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abstract fun moveTo(x: Double, y: Double)
Since Kotlin 1.1
abstract fun moveTo(x: Double, y: Double)
Since Kotlin 1.8
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abstract fun putImageData(imagedata: ImageData, dx: Double, dy: Double)
abstract fun putImageData(imagedata: ImageData, dx: Double, dy: Double, dirtyX: Double, dirtyY: Double, dirtyWidth: Double, dirtyHeight: Double)
Since Kotlin 1.1
abstract fun putImageData(imagedata: ImageData, dx: Double, dy: Double)
abstract fun putImageData(imagedata: ImageData, dx: Double, dy: Double, dirtyX: Double, dirtyY: Double, dirtyWidth: Double, dirtyHeight: Double)
Since Kotlin 1.8
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abstract fun quadraticCurveTo(cpx: Double, cpy: Double, x: Double, y: Double)
Since Kotlin 1.1
abstract fun quadraticCurveTo(cpx: Double, cpy: Double, x: Double, y: Double)
Since Kotlin 1.8
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abstract fun rect(x: Double, y: Double, w: Double, h: Double)
Since Kotlin 1.1
abstract fun rect(x: Double, y: Double, w: Double, h: Double)
Since Kotlin 1.8
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abstract fun removeHitRegion(id: String)
Since Kotlin 1.1
abstract fun removeHitRegion(id: String)
Since Kotlin 1.8
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abstract fun resetClip()
Since Kotlin 1.1
abstract fun resetClip()
Since Kotlin 1.8
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abstract fun resetTransform()
Since Kotlin 1.1
abstract fun resetTransform()
Since Kotlin 1.8
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abstract fun restore()
Since Kotlin 1.1
abstract fun restore()
Since Kotlin 1.8
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abstract fun rotate(angle: Double)
Since Kotlin 1.1
abstract fun rotate(angle: Double)
Since Kotlin 1.8
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abstract fun save()
Since Kotlin 1.1
abstract fun save()
Since Kotlin 1.8
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abstract fun scale(x: Double, y: Double)
Since Kotlin 1.1
abstract fun scale(x: Double, y: Double)
Since Kotlin 1.8
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abstract fun scrollPathIntoView()
abstract fun scrollPathIntoView(path: Path2D)
Since Kotlin 1.1
abstract fun scrollPathIntoView()
abstract fun scrollPathIntoView(path: Path2D)
Since Kotlin 1.8
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abstract fun setLineDash(segments: Array<Double>)
Since Kotlin 1.1
abstract fun setLineDash(segments: JsArray<JsNumber>)
Since Kotlin 1.8
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abstract fun setTransform(transform: dynamic = definedExternally)
abstract fun setTransform(a: Double, b: Double, c: Double, d: Double, e: Double, f: Double)
Since Kotlin 1.1
abstract fun setTransform(transform: JsAny? = definedExternally)
abstract fun setTransform(a: Double, b: Double, c: Double, d: Double, e: Double, f: Double)
Since Kotlin 1.8
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abstract fun stroke()
abstract fun stroke(path: Path2D)
Since Kotlin 1.1
abstract fun stroke()
abstract fun stroke(path: Path2D)
Since Kotlin 1.8
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abstract fun strokeRect(x: Double, y: Double, w: Double, h: Double)
Since Kotlin 1.1
abstract fun strokeRect(x: Double, y: Double, w: Double, h: Double)
Since Kotlin 1.8
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abstract fun strokeText(text: String, x: Double, y: Double, maxWidth: Double = definedExternally)
Since Kotlin 1.1
abstract fun strokeText(text: String, x: Double, y: Double, maxWidth: Double = definedExternally)
Since Kotlin 1.8
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fun JsAny.toThrowableOrNull(): Throwable?

For a Dynamic value caught in JS, returns the corresponding Throwable if it was thrown from Kotlin, or null otherwise.

Since Kotlin 1.8
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abstract fun transform(a: Double, b: Double, c: Double, d: Double, e: Double, f: Double)
Since Kotlin 1.1
abstract fun transform(a: Double, b: Double, c: Double, d: Double, e: Double, f: Double)
Since Kotlin 1.8
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abstract fun translate(x: Double, y: Double)
Since Kotlin 1.1
abstract fun translate(x: Double, y: Double)
Since Kotlin 1.8
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fun <T : JsAny> JsAny.unsafeCast(): T

Cast JsAny to other Js type without runtime check

Since Kotlin 1.8