CanvasRenderingContext2D class
- Implemented types
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- Annotations
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- @Native("CanvasRenderingContext2D")
Methods
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addHitRegion([Map? options])
→ void
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arc(num x, num y, num radius, num startAngle, num endAngle, [bool anticlockwise = false])
→ void
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arcTo(num x1, num y1, num x2, num y2, num radius)
→ void
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beginPath()
→ void
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bezierCurveTo(num cp1x, num cp1y, num cp2x, num cp2y, num x, num y)
→ void
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clearHitRegions()
→ void
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clearRect(num x, num y, num width, num height)
→ void
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clip([dynamic path_OR_winding, String? winding])
→ void
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closePath()
→ void
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createImageData(dynamic data_OR_imagedata_OR_sw, [int? sh_OR_sw, dynamic imageDataColorSettings_OR_sh, Map? imageDataColorSettings])
→ ImageData
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createImageDataFromImageData(ImageData imagedata)
→ ImageData
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createLinearGradient(num x0, num y0, num x1, num y1)
→ CanvasGradient
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createPattern(Object image, String repetitionType)
→ CanvasPattern?
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createPatternFromImage(ImageElement image, String repetitionType)
→ CanvasPattern
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createRadialGradient(num x0, num y0, num r0, num x1, num y1, num r1)
→ CanvasGradient
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drawFocusIfNeeded(dynamic element_OR_path, [Element? element])
→ void
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drawImage(CanvasImageSource source, num destX, num destY)
→ void
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Draws an image from a CanvasImageSource to this canvas.
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drawImageScaled(CanvasImageSource source, num destX, num destY, num destWidth, num destHeight)
→ void
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Draws an image from a CanvasImageSource to an area of this canvas.
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drawImageScaledFromSource(CanvasImageSource source, num sourceX, num sourceY, num sourceWidth, num sourceHeight, num destX, num destY, num destWidth, num destHeight)
→ void
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Draws an image from a CanvasImageSource to an area of this canvas.
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drawImageToRect(CanvasImageSource source, Rectangle<num> destRect, {Rectangle<num>? sourceRect})
→ void
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Draws an image from a CanvasImageSource to an area of this canvas.
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ellipse(num x, num y, num radiusX, num radiusY, num rotation, num startAngle, num endAngle, bool? anticlockwise)
→ void
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fill([dynamic path_OR_winding, String? winding])
→ void
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fillRect(num x, num y, num width, num height)
→ void
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fillText(String text, num x, num y, [num? maxWidth])
→ void
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Draws text to the canvas.
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getContextAttributes()
→ Map
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getImageData(int sx, int sy, int sw, int sh)
→ ImageData
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getLineDash()
→ List<num>
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isContextLost()
→ bool
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isPointInPath(dynamic path_OR_x, num x_OR_y, [dynamic winding_OR_y, String? winding])
→ bool
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isPointInStroke(dynamic path_OR_x, num x_OR_y, [num? y])
→ bool
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lineTo(num x, num y)
→ void
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measureText(String text)
→ TextMetrics
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moveTo(num x, num y)
→ void
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noSuchMethod(Invocation invocation)
→ dynamic
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Invoked when a nonexistent method or property is accessed.
inherited
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putImageData(ImageData imagedata, int dx, int dy, [int? dirtyX, int? dirtyY, int? dirtyWidth, int? dirtyHeight])
→ void
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quadraticCurveTo(num cpx, num cpy, num x, num y)
→ void
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rect(num x, num y, num width, num height)
→ void
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removeHitRegion(String id)
→ void
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resetTransform()
→ void
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restore()
→ void
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rotate(num angle)
→ void
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save()
→ void
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scale(num x, num y)
→ void
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scrollPathIntoView([Path2D? path])
→ void
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setFillColorHsl(int h, num s, num l, [num a = 1])
→ void
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Sets the color used inside shapes.
h is in degrees, 0-360.
s, l are in percent, 0-100.
a is 0-1.
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setFillColorRgb(int r, int g, int b, [num a = 1])
→ void
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Sets the color used inside shapes.
r, g, b are 0-255, a is 0-1.
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setLineDash(List<num> dash)
→ void
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setStrokeColorHsl(int h, num s, num l, [num a = 1])
→ void
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Sets the color used for stroking shapes.
h is in degrees, 0-360.
s, l are in percent, 0-100.
a is 0-1.
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setStrokeColorRgb(int r, int g, int b, [num a = 1])
→ void
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Sets the color used for stroking shapes.
r, g, b are 0-255, a is 0-1.
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setTransform(num a, num b, num c, num d, num e, num f)
→ void
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stroke([Path2D? path])
→ void
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strokeRect(num x, num y, num width, num height)
→ void
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strokeText(String text, num x, num y, [num? maxWidth])
→ void
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toString()
→ String
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A string representation of this object.
inherited
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transform(num a, num b, num c, num d, num e, num f)
→ void
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translate(num x, num y)
→ void
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