PCanvasPixels class abstract
Pixels of a PCanvas. See PCanvas.pixels.
Constructors
- PCanvasPixels.blank(int width, int height)
-
PCanvasPixels.fromBytes(int width, int height, List<
int> bytes) -
Construct a PCanvasPixels from
bytes. - PCanvasPixels.fromPixels(int width, int height, Uint32List pixels)
-
Construct a PCanvasPixels from
pixels.
Properties
- format → String
-
The pixel format.
no setter
- hashCode → int
-
The hash code for this object.
no setterinherited
- height → int
-
Height of the pixels image.
final
- length → int
-
Length of pixels.
no setter
- lengthInBytes → int
-
Length of pixels in bytes.
no setter
- pixels → Uint32List
-
Pixels are encoded into 4-byte Uint32 integers.
See format.
final
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- width → int
-
Width of the pixels image.
final
Methods
-
copyRect(
int x, int y, int width, int height) → PCanvasPixels? -
copyRectangle(
PRectangle r) → PCanvasPixels? -
createBlank(
int width, int height) → PCanvasPixels - Creates a blank PCanvasPixels instance with the same format of this one.
-
formatColor(
PColor color) → int -
Formats
colorto this instance format. -
isSameFormat(
PCanvasPixels other) → bool -
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
parseColor(
int pixel) → PColorRGB -
Parse
pixelto PColor; -
pixel(
int x, int y) → int -
Returns a pixel at (
x,y) in the format 4-byte Uint32 integer in format. -
pixelA(
int x, int y) → int -
Returns the Alpha channel of pixel at (
x,y). -
pixelB(
int x, int y) → int -
Returns the Blue channel of pixel at (
x,y). -
pixelColor(
int x, int y) → PColorRGB -
Returns a pixel at (
x,y) as PColor. -
pixelG(
int x, int y) → int -
Returns the Green channel of pixel at (
x,y). -
pixelIndex(
int x, int y) → int -
Index of a pixel (
x,y) at pixels. -
pixelR(
int x, int y) → int -
Returns the Red channel of pixel at (
x,y). -
putPixels(
PCanvasPixels src, num dstX, num dstY) → void -
setPixel(
int x, int y, int p) → void -
Sets a pixels at (
x,y) with valuep. -
setPixelFrom(
PCanvasPixels src, int srcX, int srcY, int dstX, int dstY) → void -
Sets a pixels at (
dstX,dstY) with value fromsrcat (srcX,srcY). -
setPixelsColumnFrom(
PCanvasPixels src, int srcX, int srcY, int dstX, int dstY, int height) → void -
setPixelsLineFrom(
PCanvasPixels src, int srcX, int srcY, int dstX, int dstY, int width) → void -
setPixelsRectFrom(
PCanvasPixels src, int srcX, int srcY, int dstX, int dstY, int width, int height) → void -
toDataUrl(
) → FutureOr< String> -
toPCanvas(
{PCanvasPainter? painter}) → PCanvas -
toPCanvasPixelsABGR(
) → PCanvasPixelsABGR -
toPCanvasPixelsARGB(
) → PCanvasPixelsARGB -
toPCanvasPixelsRGBA(
) → PCanvasPixelsRGBA -
toPNG(
) → FutureOr< Uint8List> -
toString(
) → String -
A string representation of this object.
override
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited